++ debugPrint("vlynq_root_isr: dev %u. INTCR = 0x%08lx\n", pdev->dev_idx, clrInterrupts,0,0,0,0);
++
++ /* Scan interrupt bits */
++ source =0;
++ while( clrInterrupts != 0)
++ {
++ /* test if bit is set? */
++ if( 0x1ul & clrInterrupts)
++ {
++ entry = &(pdev->pIntrCB[source]); /* Get the ISR entry */
++ pdev->intCount++; /* update interrupt count */
++ if(entry->isr != NULL)
++ {
++ do
++ {
++ pdev->isrCount++; /* update isr invocation count */
++ /* Call the user ISR and update the count for ISR */
++ entry->isrCount++;
++ entry->isr(entry->arg1, entry->arg2, entry->arg3);
++ if (entry->next == NULL) break;
++ entry = entry->next;
++
++ } while (entry->isr != NULL);
++ }
++ else
++ {
++ debugPrint(" ISR not installed for vlynq vector:%d\n",source,0,0,0,0,0);
++ }
++ }
++ clrInterrupts >>= 1; /* Next source bit */
++ ++source;
++ } /* endWhile clrInterrupts != 0 */
++}
++
++
++ /* ----------------------------------------------------------------------------
++ * Function : vlynq_local__module_isr()
++ * Description: This ISR is attached to the local VLYNQ interrupt vector
++ * by the Vlynq Driver when local interrupts are being handled. i.e.
++ * intLocal=1. This ISR handles local Vlynq module status interrupts only
++ * AS a part of this ISR, user callback in VLYNQ_DEV structure
++ * is invoked.
++ * VLYNQ_DEV is passed as arg1. arg2 and arg3 are unused.
++ * -----------------------------------------------------------------------------
++ */
++static void vlynq_local_module_isr(void *arg1,void *arg2, void *arg3)
++{
++ VLYNQ_REPORT_CB func;
++ unsigned int dwStatRegVal;
++ VLYNQ_DEV * pdev;
++
++ pdev = (VLYNQ_DEV*) arg1;
++ /* Callback function is read from the device pointer that is passed as an argument */
++ func = pdev->report_cb;
++
++ /* read local status register */
++ dwStatRegVal = VLYNQ_STATUS_REG;
++
++ /* clear pending events */
++ VLYNQ_STATUS_REG = dwStatRegVal;
++
++ /* invoke user callback */
++ if( func != NULL)
++ func( pdev, VLYNQ_LOCAL_DVC, dwStatRegVal);
++
++}
++
++ /* ----------------------------------------------------------------------------
++ * Function : vlynq_remote_module_isr()
++ * Description: This ISR is attached to the remote VLYNQ interrupt vector
++ * by the Vlynq Driver when remote interrupts are being handled locally. i.e.
++ * intLocal=1. This ISR handles local Vlynq module status interrupts only
++ * AS a part of this ISR, user callback in VLYNQ_DEV structure
++ * is invoked.
++ * The parameters irq,regs ar unused.
++ * -----------------------------------------------------------------------------
++ */
++static void vlynq_remote_module_isr(void *arg1,void *arg2, void *arg3)
++{
++ VLYNQ_REPORT_CB func;
++ unsigned int dwStatRegVal;
++ VLYNQ_DEV * pdev;
++
++
++ pdev = (VLYNQ_DEV*) arg1;
++
++ /* Callback function is read from the device pointer that is passed as an argument */
++ func = pdev->report_cb;
++
++ /* read local status register */
++ dwStatRegVal = VLYNQ_R_STATUS_REG;
++
++ /* clear pending events */
++ VLYNQ_R_STATUS_REG = dwStatRegVal;
++
++ /* invoke user callback */
++ if( func != NULL)
++ func( pdev, VLYNQ_REMOTE_DVC, dwStatRegVal);
++
++}
++
++/* ----------------------------------------------------------------------------
++ * Function : vlynq_interrupt_get_count()
++ * Description: This function returns the number of times a particular intr
++ * has been invoked.
++ *
++ * It returns 0, if erroneous map_vector is specified or if the corres isr
++ * has not been registered with VLYNQ.
++ */
++unsigned int vlynq_interrupt_get_count(VLYNQ_DEV *pdev,
++ unsigned int map_vector)
++{
++ VLYNQ_INTR_CNTRL_ICB *entry;
++ unsigned int count = 0;
++
++ if (map_vector > (VLYNQ_NUM_INT_BITS-1))
++ return count;
++
++ entry = &(pdev->pIntrCB[map_vector]);
++
++ if (entry)
++ count = entry->isrCount;
++
++ return (count);
++}
++
++
++/* ----------------------------------------------------------------------------
++ * Function : vlynq_install_isr()
++ * Description: This function installs ISR for Vlynq interrupt vector
++ * bits(in IntPending register). This function should be used only when
++ * Vlynq interrupts are being handled locally(remote may be programmed to send
++ * interrupt packets).Also, the int2cfg should be 1 and the least significant
++ * 8 bits of the Interrupt Pointer Register must point to Interrupt
++ * Pending/Set Register).
++ * If host int2cfg=0 and the Interrupt Pointer register contains
++ * the address of the interrupt set register in the interrupt controller
++ * module of the local device , then the ISR for the remote interrupt must be
++ * directly registered with the Interrupt controller and must not use this API
++ * Note: this function simply installs the ISR in ICB It doesnt modify
++ * any register settings
++ */
++int
++vlynq_install_isr(VLYNQ_DEV *pdev,
++ unsigned int map_vector,
++ VLYNQ_INTR_CNTRL_ISR isr,
++ void *arg1, void *arg2, void *arg3)
++{
++ VLYNQ_INTR_CNTRL_ICB *entry;
++
++ if ( (map_vector > (VLYNQ_NUM_INT_BITS-1)) || (isr == NULL) )
++ return VLYNQ_INVALID_ARG;
++
++ entry = &(pdev->pIntrCB[map_vector]);
++
++ if(entry->isr == NULL)
++ {
++ entry->isr = isr;
++ entry->arg1 = arg1;
++ entry->arg2 = arg2;
++ entry->arg3 = arg3;
++ entry->next = NULL;
++ }
++ else
++ {
++ /** No more empty slots,return error */
++ if(pdev->freelist == NULL)
++ return VLYNQ_MEMALLOC_FAIL;
++
++ while(entry->next != NULL)
++ {
++ entry = entry->next;
++ }
++
++ /* Append new node to the chain */
++ entry->next = pdev->freelist;
++ /* Remove the appended node from freelist */
++ pdev->freelist = pdev->freelist->next;
++ entry= entry->next;
++
++ /*** Set the ICB fields ***/
++ entry->isr = isr;
++ entry->arg1 = arg1;
++ entry->arg2 = arg2;
++ entry->arg3 = arg3;
++ entry->next = NULL;
++ }
++
++ return VLYNQ_SUCCESS;
++}
++
++
++
++/* ----------------------------------------------------------------------------
++ * Function : vlynq_uninstall_isr
++ * Description: This function is used to uninstall a previously
++ * registered ISR. In case of shared/chained interrupts, the
++ * void * arg parameter must uniquely identify the ISR to be
++ * uninstalled.
++ * Note: this function simply uninstalls the ISR in ICB
++ * It doesnt modify any register settings
++ */
++int
++vlynq_uninstall_isr(VLYNQ_DEV *pdev,
++ unsigned int map_vector,
++ void *arg1, void *arg2, void *arg3)
++{
++ VLYNQ_INTR_CNTRL_ICB *entry,*temp;
++
++ if (map_vector > (VLYNQ_NUM_INT_BITS-1))
++ return VLYNQ_INVALID_ARG;
++
++ entry = &(pdev->pIntrCB[map_vector]);
++
++ if(entry->isr == NULL )
++ return VLYNQ_ISR_NON_EXISTENT;
++
++ if ( (entry->arg1 == arg1) && (entry->arg2 == arg2) && (entry->arg3 == arg3) )
++ {
++ if(entry->next == NULL)
++ {
++ entry->isr=NULL;
++ return VLYNQ_SUCCESS;
++ }
++ else
++ {
++ temp = entry->next;
++ /* Copy next node in the chain to prim.slot */
++ entry->isr = temp->isr;
++ entry->arg1 = temp->arg1;
++ entry->arg2 = temp->arg2;
++ entry->arg3 = temp->arg3;
++ entry->next = temp->next;
++ /* Free the just copied node */
++ temp->isr = NULL;
++ temp->arg1 = NULL;
++ temp->arg2 = NULL;
++ temp->arg3 = NULL;
++ temp->next = pdev->freelist;
++ pdev->freelist = temp;
++ return VLYNQ_SUCCESS;
++ }
++ }
++ else
++ {
++ temp = entry;
++ while ( (entry = temp->next) != NULL)
++ {
++ if ( (entry->arg1 == arg1) && (entry->arg2 == arg2) && (entry->arg3 == arg3) )
++ {
++ /* remove node from chain */
++ temp->next = entry->next;
++ /* Add the removed node to freelist */
++ entry->isr = NULL;
++ entry->arg1 = NULL;
++ entry->arg2 = NULL;
++ entry->arg3 = NULL;
++ entry->next = pdev->freelist;
++ entry->isrCount = 0;
++ pdev->freelist = entry;
++ return VLYNQ_SUCCESS;
++ }
++ temp = entry;
++ }
++
++ return VLYNQ_ISR_NON_EXISTENT;
++ }
++}
++
++
++
++
++/* ----------------------------------------------------------------------------
++ * function : vlynq_interrupt_vector_set()
++ * description:configures interrupt vector mapping,interrupt type
++ * polarity -all in one go.
++ */
++int
++vlynq_interrupt_vector_set(VLYNQ_DEV *pdev, /* vlynq device */
++ unsigned int int_vector, /* int vector on vlynq device */
++ unsigned int map_vector, /* bit for this interrupt */
++ VLYNQ_DEV_TYPE dev_type, /* local or remote device */
++ VLYNQ_INTR_POLARITY pol, /* polarity of interrupt */
++ VLYNQ_INTR_TYPE type) /* pulsed/level interrupt */
++{
++ volatile unsigned int * vecreg;
++ unsigned int val=0;
++ unsigned int bytemask=0XFF;
++
++ /* use the lower 8 bits of val to set the value , shift it to
++ * appropriate byte position in the ivr and write it to the
++ * corresponding register */
++
++ /* validate the number of interrupts supported */
++ if (int_vector >= VLYNQ_IVR_MAXIVR)
++ return VLYNQ_INVALID_ARG;
++
++ if(map_vector > (VLYNQ_NUM_INT_BITS - 1) )
++ return VLYNQ_INVALID_ARG;
++
++ if (dev_type == VLYNQ_LOCAL_DVC)
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_IVR_OFFSET(int_vector));
++ }
++ else
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_R_IVR_OFFSET(int_vector));
++ }
++
++ /* Update the intVector<==> bit position translation table */
++ pdev->vector_map[map_vector] = int_vector;
++
++ /* val has been initialised to zero. we only have to turn on appropriate bits*/
++ if(type == VLYNQ_INTR_PULSED)
++ val |= VLYNQ_IVR_INTTYPE_MASK;
++
++ if(pol == VLYNQ_INTR_ACTIVE_LOW)
++ val |= VLYNQ_IVR_INTPOL_MASK;
++
++ val |= map_vector;
++
++ /** clear the correct byte position and then or val **/
++ *vecreg = (*vecreg) & ( ~(bytemask << ( (int_vector %4)*8) ) );
++
++ /** write to correct byte position in vecreg*/
++ *vecreg = (*vecreg) | (val << ( (int_vector % 4)*8) ) ;
++
++ /* Setting a interrupt vector, leaves the interrupt disabled
++ * which must be enabled subsequently */
++
++ return VLYNQ_SUCCESS;
++}
++
++
++/* ----------------------------------------------------------------------------
++ * Function : vlynq_interrupt_vector_cntl()
++ * Description:enables/disable interrupt
++ */
++int vlynq_interrupt_vector_cntl( VLYNQ_DEV *pdev,
++ unsigned int int_vector,
++ VLYNQ_DEV_TYPE dev_type,
++ unsigned int enable)
++{
++ volatile unsigned int *vecReg;
++ unsigned int val=0;
++ unsigned int intenMask=0x80;
++
++ /* validate the number of interrupts supported */
++ if (int_vector >= VLYNQ_IVR_MAXIVR)
++ return VLYNQ_INVALID_ARG;
++
++ if (dev_type == VLYNQ_LOCAL_DVC)
++ {
++ vecReg = (volatile unsigned int *) (VLYNQ_IVR_OFFSET(int_vector));
++ }
++ else
++ {
++ vecReg = (volatile unsigned int *) (VLYNQ_R_IVR_OFFSET(int_vector));
++ }
++
++ /** Clear the correct byte position and then or val **/
++ *vecReg = (*vecReg) & ( ~(intenMask << ( (int_vector %4)*8) ) );
++
++ if(enable)
++ {
++ val |= VLYNQ_IVR_INTEN_MASK;
++ /** Write to correct byte position in vecReg*/
++ *vecReg = (*vecReg) | (val << ( (int_vector % 4)*8) ) ;
++ }
++
++ return VLYNQ_SUCCESS;
++
++}/* end of function vlynq_interrupt_vector_cntl */
++
++
++
++/* ----------------------------------------------------------------------------
++ * Function : vlynq_interrupt_vector_map()
++ * Description:Configures interrupt vector mapping alone
++ */
++int
++vlynq_interrupt_vector_map( VLYNQ_DEV *pdev,
++ VLYNQ_DEV_TYPE dev_type,
++ unsigned int int_vector,
++ unsigned int map_vector)
++{
++ volatile unsigned int * vecreg;
++ unsigned int val=0;
++ unsigned int bytemask=0x1f; /* mask to turn off bits corresponding to int vector */
++
++ /* use the lower 8 bits of val to set the value , shift it to
++ * appropriate byte position in the ivr and write it to the
++ * corresponding register */
++
++ /* validate the number of interrupts supported */
++ if (int_vector >= VLYNQ_IVR_MAXIVR)
++ return VLYNQ_INVALID_ARG;
++
++ if(map_vector > (VLYNQ_NUM_INT_BITS - 1) )
++ return VLYNQ_INVALID_ARG;
++
++ if (dev_type == VLYNQ_LOCAL_DVC)
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_IVR_OFFSET(int_vector));
++ }
++ else
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_R_IVR_OFFSET(int_vector));
++ }
++
++ /* Update the intVector<==> bit position translation table */
++ pdev->vector_map[map_vector] = int_vector;
++
++ /** val has been initialised to zero. we only have to turn on
++ * appropriate bits*/
++ val |= map_vector;
++
++ /** clear the correct byte position and then or val **/
++ *vecreg = (*vecreg) & ( ~(bytemask << ( (int_vector %4)*8) ) );
++
++ /** write to correct byte position in vecreg*/
++ *vecreg = (*vecreg) | (val << ( (int_vector % 4)*8) ) ;
++
++ return VLYNQ_SUCCESS;
++}
++
++
++/* ----------------------------------------------------------------------------
++ * function : vlynq_interrupt_set_polarity()
++ * description:configures interrupt polarity .
++ */
++int
++vlynq_interrupt_set_polarity( VLYNQ_DEV *pdev ,
++ VLYNQ_DEV_TYPE dev_type,
++ unsigned int map_vector,
++ VLYNQ_INTR_POLARITY pol)
++{
++ volatile unsigned int * vecreg;
++ int int_vector;
++ unsigned int val=0;
++ unsigned int bytemask=0x20; /** mask to turn off bits corresponding to int polarity */
++
++ /* get the int_vector from map_vector */
++ int_vector = pdev->vector_map[map_vector];
++
++ if(int_vector == -1)
++ return VLYNQ_INTVEC_MAP_NOT_FOUND;
++
++ /* use the lower 8 bits of val to set the value , shift it to
++ * appropriate byte position in the ivr and write it to the
++ * corresponding register */
++
++ if (dev_type == VLYNQ_LOCAL_DVC)
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_IVR_OFFSET(int_vector));
++ }
++ else
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_R_IVR_OFFSET(int_vector));
++ }
++
++ /* val has been initialised to zero. we only have to turn on
++ * appropriate bits, if need be*/
++
++ /** clear the correct byte position and then or val **/
++ *vecreg = (*vecreg) & ( ~(bytemask << ( (int_vector %4)*8) ) );
++
++ if( pol == VLYNQ_INTR_ACTIVE_LOW)
++ {
++ val |= VLYNQ_IVR_INTPOL_MASK;
++ /** write to correct byte position in vecreg*/
++ *vecreg = (*vecreg) | (val << ( (int_vector % 4)*8) ) ;
++ }
++
++ return VLYNQ_SUCCESS;
++}
++
++int vlynq_interrupt_get_polarity( VLYNQ_DEV *pdev ,
++ VLYNQ_DEV_TYPE dev_type,
++ unsigned int map_vector)
++{
++ volatile unsigned int * vecreg;
++ int int_vector;
++ unsigned int val=0;
++
++ /* get the int_vector from map_vector */
++ int_vector = pdev->vector_map[map_vector];
++
++ if (map_vector > (VLYNQ_NUM_INT_BITS-1))
++ return(-1);
++
++ if(int_vector == -1)
++ return VLYNQ_INTVEC_MAP_NOT_FOUND;
++
++ /* use the lower 8 bits of val to set the value , shift it to
++ * appropriate byte position in the ivr and write it to the
++ * corresponding register */
++
++ if (dev_type == VLYNQ_LOCAL_DVC)
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_IVR_OFFSET(int_vector));
++ }
++ else
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_R_IVR_OFFSET(int_vector));
++ }
++
++ /** read the information into val **/
++ val = (*vecreg) & ((VLYNQ_IVR_INTPOL_MASK << ( (int_vector %4)*8) ) );
++
++ return (val ? (VLYNQ_INTR_ACTIVE_LOW) : (VLYNQ_INTR_ACTIVE_HIGH));
++}
++
++
++/* ----------------------------------------------------------------------------
++ * function : vlynq_interrupt_set_type()
++ * description:configures interrupt type .
++ */
++int vlynq_interrupt_set_type( VLYNQ_DEV *pdev,
++ VLYNQ_DEV_TYPE dev_type,
++ unsigned int map_vector,
++ VLYNQ_INTR_TYPE type)
++{
++ volatile unsigned int * vecreg;
++ unsigned int val=0;
++ int int_vector;
++
++ /** mask to turn off bits corresponding to interrupt type */
++ unsigned int bytemask=0x40;
++
++ /* get the int_vector from map_vector */
++ int_vector = pdev->vector_map[map_vector];
++ if(int_vector == -1)
++ return VLYNQ_INTVEC_MAP_NOT_FOUND;
++
++ /* use the lower 8 bits of val to set the value , shift it to
++ * appropriate byte position in the ivr and write it to the
++ * corresponding register */
++ if (dev_type == VLYNQ_LOCAL_DVC)
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_IVR_OFFSET(int_vector));
++ }
++ else
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_R_IVR_OFFSET(int_vector));
++ }
++
++ /** val has been initialised to zero. we only have to turn on
++ * appropriate bits if need be*/
++
++ /** clear the correct byte position and then or val **/
++ *vecreg = (*vecreg) & ( ~(bytemask << ( (int_vector %4)*8) ) );
++
++ if( type == VLYNQ_INTR_PULSED)
++ {
++ val |= VLYNQ_IVR_INTTYPE_MASK;
++ /** write to correct byte position in vecreg*/
++ *vecreg = (*vecreg) | (val << ( (int_vector % 4)*8) ) ;
++ }
++
++ return VLYNQ_SUCCESS;
++}
++
++/* ----------------------------------------------------------------------------
++ * function : vlynq_interrupt_get_type()
++ * description:returns interrupt type .
++ */
++int vlynq_interrupt_get_type( VLYNQ_DEV *pdev, VLYNQ_DEV_TYPE dev_type,
++ unsigned int map_vector)
++{
++ volatile unsigned int * vecreg;
++ unsigned int val=0;
++ int int_vector;
++
++ if (map_vector > (VLYNQ_NUM_INT_BITS-1))
++ return(-1);
++
++ /* get the int_vector from map_vector */
++ int_vector = pdev->vector_map[map_vector];
++ if(int_vector == -1)
++ return VLYNQ_INTVEC_MAP_NOT_FOUND;
++
++ /* use the lower 8 bits of val to set the value , shift it to
++ * appropriate byte position in the ivr and write it to the
++ * corresponding register */
++ if (dev_type == VLYNQ_LOCAL_DVC)
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_IVR_OFFSET(int_vector));
++ }
++ else
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_R_IVR_OFFSET(int_vector));
++ }
++
++ /** Read the correct bit position into val **/
++ val = (*vecreg) & ((VLYNQ_IVR_INTTYPE_MASK << ( (int_vector %4)*8) ) );
++
++ return (val ? (VLYNQ_INTR_PULSED) : (VLYNQ_INTR_LEVEL));
++}
++
++/* ----------------------------------------------------------------------------
++ * function : vlynq_interrupt_enable()
++ * description:Enable interrupt by writing to IVR register.
++ */
++int vlynq_interrupt_enable( VLYNQ_DEV *pdev,
++ VLYNQ_DEV_TYPE dev_type,
++ unsigned int map_vector)
++{
++ volatile unsigned int * vecreg;
++ unsigned int val=0;
++ int int_vector;
++
++ /** mask to turn off bits corresponding to interrupt enable */
++ unsigned int bytemask=0x80;
++
++ /* get the int_vector from map_vector */
++ int_vector = pdev->vector_map[map_vector];
++ if(int_vector == -1)
++ return VLYNQ_INTVEC_MAP_NOT_FOUND;
++
++ /* use the lower 8 bits of val to set the value , shift it to
++ * appropriate byte position in the ivr and write it to the
++ * corresponding register */
++
++ if (dev_type == VLYNQ_LOCAL_DVC)
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_IVR_OFFSET(int_vector));
++ }
++ else
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_R_IVR_OFFSET(int_vector));
++ }
++
++ /** val has been initialised to zero. we only have to turn on
++ * bit corresponding to interrupt enable*/
++ val |= VLYNQ_IVR_INTEN_MASK;
++
++ /** clear the correct byte position and then or val **/
++ *vecreg = (*vecreg) & ( ~(bytemask << ( (int_vector %4)*8) ) );
++
++ /** write to correct byte position in vecreg*/
++ *vecreg = (*vecreg) | (val << ( (int_vector % 4)*8) ) ;
++
++ return VLYNQ_SUCCESS;
++}
++
++
++/* ----------------------------------------------------------------------------
++ * function : vlynq_interrupt_disable()
++ * description:Disable interrupt by writing to IVR register.
++ */
++int
++vlynq_interrupt_disable( VLYNQ_DEV *pdev,
++ VLYNQ_DEV_TYPE dev_type,
++ unsigned int map_vector)
++{
++ volatile unsigned int * vecreg;
++ int int_vector;
++
++ /** mask to turn off bits corresponding to interrupt enable */
++ unsigned int bytemask=0x80;
++
++ /* get the int_vector from map_vector */
++ int_vector = pdev->vector_map[map_vector];
++ if(int_vector == -1)
++ return VLYNQ_INTVEC_MAP_NOT_FOUND;
++
++ /* use the lower 8 bits of val to set the value , shift it to
++ * appropriate byte position in the ivr and write it to the
++ * corresponding register */
++ if (dev_type == VLYNQ_LOCAL_DVC)
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_IVR_OFFSET(int_vector));
++ }
++ else
++ {
++ vecreg = (volatile unsigned int *) (VLYNQ_R_IVR_OFFSET(int_vector));
++ }
++
++ /* We disable the interrupt by simply turning off the bit
++ * corresponding to Interrupt enable.
++ * Clear the interrupt enable bit in the correct byte position **/
++ *vecreg = (*vecreg) & ( ~(bytemask << ( (int_vector %4)*8) ) );
++
++ /* Dont have to set any bit positions */
++
++ return VLYNQ_SUCCESS;
++
++}
++
++
++
++
+diff -urN linux.old/drivers/char/serial.c linux.dev/drivers/char/serial.c
+--- linux.old/drivers/char/serial.c 2005-10-21 16:43:20.709226000 +0200
++++ linux.dev/drivers/char/serial.c 2005-10-21 16:45:42.166066500 +0200
+@@ -419,7 +419,40 @@
+ return 0;
+ }
+
+-#if defined(CONFIG_MIPS_ATLAS) || defined(CONFIG_MIPS_SEAD)
++#if defined(CONFIG_AR7)
++
++static _INLINE_ unsigned int serial_in(struct async_struct *info, int offset)
++{
++ return (inb(info->port + (offset * 4)) & 0xff);
++}
++
++
++static _INLINE_ unsigned int serial_inp(struct async_struct *info, int offset)
++{
++#ifdef CONFIG_SERIAL_NOPAUSE_IO
++ return (inb(info->port + (offset * 4)) & 0xff);
++#else
++ return (inb_p(info->port + (offset * 4)) & 0xff);
++#endif
++}
++
++static _INLINE_ void serial_out(struct async_struct *info, int offset, int value)
++{
++ outb(value, info->port + (offset * 4));
++}
++
++
++static _INLINE_ void serial_outp(struct async_struct *info, int offset,
++ int value)
++{
++#ifdef CONFIG_SERIAL_NOPAUSE_IO
++ outb(value, info->port + (offset * 4));
++#else
++ outb_p(value, info->port + (offset * 4));
++#endif
++}
++
++#elif defined(CONFIG_MIPS_ATLAS) || defined(CONFIG_MIPS_SEAD)
+
+ #include <asm/mips-boards/atlas.h>
+
+@@ -478,8 +511,10 @@
+ * needed for certain old 386 machines, I've left these #define's
+ * in....
+ */
++#ifndef CONFIG_AR7
+ #define serial_inp(info, offset) serial_in(info, offset)
+ #define serial_outp(info, offset, value) serial_out(info, offset, value)
++#endif
+
+
+ /*
+@@ -1728,7 +1763,15 @@
+ /* Special case since 134 is really 134.5 */
+ quot = (2*baud_base / 269);
+ else if (baud)
++#ifdef CONFIG_AR7
++ quot = (CONFIG_AR7_SYS*500000) / baud;
++
++ if ((quot%16)>7)
++ quot += 8;
++ quot /=16;
++#else
+ quot = baud_base / baud;
++#endif
+ }
+ /* If the quotient is zero refuse the change */
+ if (!quot && old_termios) {
+@@ -5540,8 +5583,10 @@
+ state->irq = irq_cannonicalize(state->irq);
+ if (state->hub6)
+ state->io_type = SERIAL_IO_HUB6;
++#ifndef CONFIG_AR7
+ if (state->port && check_region(state->port,8))
+ continue;
++#endif
+ #ifdef CONFIG_MCA
+ if ((state->flags & ASYNC_BOOT_ONLYMCA) && !MCA_bus)
+ continue;
+@@ -5997,7 +6042,15 @@
+ info->io_type = state->io_type;
+ info->iomem_base = state->iomem_base;
+ info->iomem_reg_shift = state->iomem_reg_shift;
++#ifdef CONFIG_AR7
++ quot = (CONFIG_AR7_SYS*500000) / baud;
++
++ if ((quot%16)>7)
++ quot += 8;
++ quot /=16;
++#else
+ quot = state->baud_base / baud;
++#endif
+ cval = cflag & (CSIZE | CSTOPB);
+ #if defined(__powerpc__) || defined(__alpha__)
+ cval >>= 8;
+diff -urN linux.old/drivers/char/serial.c.orig linux.dev/drivers/char/serial.c.orig
+--- linux.old/drivers/char/serial.c.orig 1970-01-01 01:00:00.000000000 +0100
++++ linux.dev/drivers/char/serial.c.orig 2005-10-21 16:43:20.709226000 +0200
+@@ -0,0 +1,6054 @@
++/*
++ * linux/drivers/char/serial.c
++ *
++ * Copyright (C) 1991, 1992 Linus Torvalds
++ * Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997,
++ * 1998, 1999 Theodore Ts'o
++ *
++ * Extensively rewritten by Theodore Ts'o, 8/16/92 -- 9/14/92. Now
++ * much more extensible to support other serial cards based on the
++ * 16450/16550A UART's. Added support for the AST FourPort and the
++ * Accent Async board.
++ *
++ * set_serial_info fixed to set the flags, custom divisor, and uart
++ * type fields. Fix suggested by Michael K. Johnson 12/12/92.
++ *
++ * 11/95: TIOCMIWAIT, TIOCGICOUNT by Angelo Haritsis <ah@doc.ic.ac.uk>
++ *
++ * 03/96: Modularised by Angelo Haritsis <ah@doc.ic.ac.uk>
++ *
++ * rs_set_termios fixed to look also for changes of the input
++ * flags INPCK, BRKINT, PARMRK, IGNPAR and IGNBRK.
++ * Bernd Anhäupl 05/17/96.
++ *
++ * 1/97: Extended dumb serial ports are a config option now.
++ * Saves 4k. Michael A. Griffith <grif@acm.org>
++ *
++ * 8/97: Fix bug in rs_set_termios with RTS
++ * Stanislav V. Voronyi <stas@uanet.kharkov.ua>
++ *
++ * 3/98: Change the IRQ detection, use of probe_irq_o*(),
++ * suppress TIOCSERGWILD and TIOCSERSWILD
++ * Etienne Lorrain <etienne.lorrain@ibm.net>
++ *
++ * 4/98: Added changes to support the ARM architecture proposed by
++ * Russell King
++ *
++ * 5/99: Updated to include support for the XR16C850 and ST16C654
++ * uarts. Stuart MacDonald <stuartm@connecttech.com>
++ *
++ * 8/99: Generalized PCI support added. Theodore Ts'o
++ *
++ * 3/00: Rid circular buffer of redundant xmit_cnt. Fix a
++ * few races on freeing buffers too.
++ * Alan Modra <alan@linuxcare.com>
++ *
++ * 5/00: Support for the RSA-DV II/S card added.
++ * Kiyokazu SUTO <suto@ks-and-ks.ne.jp>
++ *
++ * 6/00: Remove old-style timer, use timer_list
++ * Andrew Morton <andrewm@uow.edu.au>
++ *
++ * 7/00: Support Timedia/Sunix/Exsys PCI cards
++ *
++ * 7/00: fix some returns on failure not using MOD_DEC_USE_COUNT.
++ * Arnaldo Carvalho de Melo <acme@conectiva.com.br>
++ *
++ * 10/00: add in optional software flow control for serial console.
++ * Kanoj Sarcar <kanoj@sgi.com> (Modified by Theodore Ts'o)
++ *
++ * 02/02: Fix for AMD Elan bug in transmit irq routine, by
++ * Christer Weinigel <wingel@hog.ctrl-c.liu.se>,
++ * Robert Schwebel <robert@schwebel.de>,
++ * Juergen Beisert <jbeisert@eurodsn.de>,
++ * Theodore Ts'o <tytso@mit.edu>
++ *
++ * 10/00: Added suport for MIPS Atlas board.
++ * 11/00: Hooks for serial kernel debug port support added.
++ * Kevin D. Kissell, kevink@mips.com and Carsten Langgaard,
++ * carstenl@mips.com
++ * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved.
++ */
++
++static char *serial_version = "5.05c";
++static char *serial_revdate = "2001-07-08";
++
++/*
++ * Serial driver configuration section. Here are the various options:
++ *
++ * CONFIG_HUB6
++ * Enables support for the venerable Bell Technologies
++ * HUB6 card.
++ *
++ * CONFIG_SERIAL_MANY_PORTS
++ * Enables support for ports beyond the standard, stupid
++ * COM 1/2/3/4.
++ *
++ * CONFIG_SERIAL_MULTIPORT
++ * Enables support for special multiport board support.
++ *
++ * CONFIG_SERIAL_SHARE_IRQ
++ * Enables support for multiple serial ports on one IRQ
++ *
++ * CONFIG_SERIAL_DETECT_IRQ
++ * Enable the autodetection of IRQ on standart ports
++ *
++ * SERIAL_PARANOIA_CHECK
++ * Check the magic number for the async_structure where
++ * ever possible.
++ *
++ * CONFIG_SERIAL_ACPI
++ * Enable support for serial console port and serial
++ * debug port as defined by the SPCR and DBGP tables in
++ * ACPI 2.0.
++ */
++
++#include <linux/config.h>
++#include <linux/version.h>
++
++#undef SERIAL_PARANOIA_CHECK
++#define CONFIG_SERIAL_NOPAUSE_IO
++#define SERIAL_DO_RESTART
++
++#if 0
++/* These defines are normally controlled by the autoconf.h */
++#define CONFIG_SERIAL_MANY_PORTS
++#define CONFIG_SERIAL_SHARE_IRQ
++#define CONFIG_SERIAL_DETECT_IRQ
++#define CONFIG_SERIAL_MULTIPORT
++#define CONFIG_HUB6
++#endif
++
++#ifdef CONFIG_PCI
++#define ENABLE_SERIAL_PCI
++#ifndef CONFIG_SERIAL_SHARE_IRQ
++#define CONFIG_SERIAL_SHARE_IRQ
++#endif
++#ifndef CONFIG_SERIAL_MANY_PORTS
++#define CONFIG_SERIAL_MANY_PORTS
++#endif
++#endif
++
++#ifdef CONFIG_SERIAL_ACPI
++#define ENABLE_SERIAL_ACPI
++#endif
++
++#if defined(CONFIG_ISAPNP)|| (defined(CONFIG_ISAPNP_MODULE) && defined(MODULE))
++#ifndef ENABLE_SERIAL_PNP
++#define ENABLE_SERIAL_PNP
++#endif
++#endif
++
++/* Set of debugging defines */
++
++#undef SERIAL_DEBUG_INTR
++#undef SERIAL_DEBUG_OPEN
++#undef SERIAL_DEBUG_FLOW
++#undef SERIAL_DEBUG_RS_WAIT_UNTIL_SENT
++#undef SERIAL_DEBUG_PCI
++#undef SERIAL_DEBUG_AUTOCONF
++
++/* Sanity checks */
++
++#ifdef CONFIG_SERIAL_MULTIPORT
++#ifndef CONFIG_SERIAL_SHARE_IRQ
++#define CONFIG_SERIAL_SHARE_IRQ
++#endif
++#endif
++
++#ifdef CONFIG_HUB6
++#ifndef CONFIG_SERIAL_MANY_PORTS
++#define CONFIG_SERIAL_MANY_PORTS
++#endif
++#ifndef CONFIG_SERIAL_SHARE_IRQ
++#define CONFIG_SERIAL_SHARE_IRQ
++#endif
++#endif
++
++#ifdef MODULE
++#undef CONFIG_SERIAL_CONSOLE
++#endif
++
++#define CONFIG_SERIAL_RSA
++
++#define RS_STROBE_TIME (10*HZ)
++#define RS_ISR_PASS_LIMIT 256
++
++#if defined(__i386__) && (defined(CONFIG_M386) || defined(CONFIG_M486))
++#define SERIAL_INLINE
++#endif
++
++/*
++ * End of serial driver configuration section.
++ */
++
++#include <linux/module.h>
++
++#include <linux/types.h>
++#ifdef LOCAL_HEADERS
++#include "serial_local.h"
++#else
++#include <linux/serial.h>
++#include <linux/serialP.h>
++#include <linux/serial_reg.h>
++#include <asm/serial.h>
++#define LOCAL_VERSTRING ""
++#endif
++
++#include <linux/errno.h>
++#include <linux/signal.h>
++#include <linux/sched.h>
++#include <linux/timer.h>
++#include <linux/interrupt.h>
++#include <linux/tty.h>
++#include <linux/tty_flip.h>
++#include <linux/major.h>
++#include <linux/string.h>
++#include <linux/fcntl.h>
++#include <linux/ptrace.h>
++#include <linux/ioport.h>
++#include <linux/mm.h>
++#include <linux/slab.h>
++#if (LINUX_VERSION_CODE >= 131343)
++#include <linux/init.h>
++#endif
++#if (LINUX_VERSION_CODE >= 131336)
++#include <asm/uaccess.h>
++#endif
++#include <linux/delay.h>
++#ifdef CONFIG_SERIAL_CONSOLE
++#include <linux/console.h>
++#endif
++#ifdef ENABLE_SERIAL_PCI
++#include <linux/pci.h>
++#endif
++#ifdef ENABLE_SERIAL_PNP
++#include <linux/isapnp.h>
++#endif
++#ifdef CONFIG_MAGIC_SYSRQ
++#include <linux/sysrq.h>
++#endif
++
++/*
++ * All of the compatibilty code so we can compile serial.c against
++ * older kernels is hidden in serial_compat.h
++ */
++#if defined(LOCAL_HEADERS) || (LINUX_VERSION_CODE < 0x020317) /* 2.3.23 */
++#include "serial_compat.h"
++#endif
++
++#include <asm/system.h>
++#include <asm/io.h>
++#include <asm/irq.h>
++#include <asm/bitops.h>
++
++#if defined(CONFIG_MAC_SERIAL)
++#define SERIAL_DEV_OFFSET ((_machine == _MACH_prep || _machine == _MACH_chrp) ? 0 : 2)
++#else
++#define SERIAL_DEV_OFFSET 0
++#endif
++
++#ifdef SERIAL_INLINE
++#define _INLINE_ inline
++#else
++#define _INLINE_
++#endif
++
++static char *serial_name = "Serial driver";
++
++static DECLARE_TASK_QUEUE(tq_serial);
++
++static struct tty_driver serial_driver, callout_driver;
++static int serial_refcount;
++
++static struct timer_list serial_timer;
++
++/* serial subtype definitions */
++#ifndef SERIAL_TYPE_NORMAL
++#define SERIAL_TYPE_NORMAL 1
++#define SERIAL_TYPE_CALLOUT 2
++#endif
++
++/* number of characters left in xmit buffer before we ask for more */
++#define WAKEUP_CHARS 256
++
++/*
++ * IRQ_timeout - How long the timeout should be for each IRQ
++ * should be after the IRQ has been active.
++ */
++
++static struct async_struct *IRQ_ports[NR_IRQS];
++#ifdef CONFIG_SERIAL_MULTIPORT
++static struct rs_multiport_struct rs_multiport[NR_IRQS];
++#endif
++static int IRQ_timeout[NR_IRQS];
++#ifdef CONFIG_SERIAL_CONSOLE
++static struct console sercons;
++static int lsr_break_flag;
++#endif
++#if defined(CONFIG_SERIAL_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
++static unsigned long break_pressed; /* break, really ... */
++#endif
++
++static unsigned detect_uart_irq (struct serial_state * state);
++static void autoconfig(struct serial_state * state);
++static void change_speed(struct async_struct *info, struct termios *old);
++static void rs_wait_until_sent(struct tty_struct *tty, int timeout);
++
++/*
++ * Here we define the default xmit fifo size used for each type of
++ * UART
++ */
++static struct serial_uart_config uart_config[] = {
++ { "unknown", 1, 0 },
++ { "8250", 1, 0 },
++ { "16450", 1, 0 },
++ { "16550", 1, 0 },
++ { "16550A", 16, UART_CLEAR_FIFO | UART_USE_FIFO },
++ { "cirrus", 1, 0 }, /* usurped by cyclades.c */
++ { "ST16650", 1, UART_CLEAR_FIFO | UART_STARTECH },
++ { "ST16650V2", 32, UART_CLEAR_FIFO | UART_USE_FIFO |
++ UART_STARTECH },
++ { "TI16750", 64, UART_CLEAR_FIFO | UART_USE_FIFO},
++ { "Startech", 1, 0}, /* usurped by cyclades.c */
++ { "16C950/954", 128, UART_CLEAR_FIFO | UART_USE_FIFO},
++ { "ST16654", 64, UART_CLEAR_FIFO | UART_USE_FIFO |
++ UART_STARTECH },
++ { "XR16850", 128, UART_CLEAR_FIFO | UART_USE_FIFO |
++ UART_STARTECH },
++ { "RSA", 2048, UART_CLEAR_FIFO | UART_USE_FIFO },
++ { 0, 0}
++};
++
++#if defined(CONFIG_SERIAL_RSA) && defined(MODULE)
++
++#define PORT_RSA_MAX 4
++static int probe_rsa[PORT_RSA_MAX];
++static int force_rsa[PORT_RSA_MAX];
++
++MODULE_PARM(probe_rsa, "1-" __MODULE_STRING(PORT_RSA_MAX) "i");
++MODULE_PARM_DESC(probe_rsa, "Probe I/O ports for RSA");
++MODULE_PARM(force_rsa, "1-" __MODULE_STRING(PORT_RSA_MAX) "i");
++MODULE_PARM_DESC(force_rsa, "Force I/O ports for RSA");
++#endif /* CONFIG_SERIAL_RSA */
++
++struct serial_state rs_table[RS_TABLE_SIZE] = {
++ SERIAL_PORT_DFNS /* Defined in serial.h */
++};
++
++#define NR_PORTS (sizeof(rs_table)/sizeof(struct serial_state))
++int serial_nr_ports = NR_PORTS;
++
++#if (defined(ENABLE_SERIAL_PCI) || defined(ENABLE_SERIAL_PNP))
++#define NR_PCI_BOARDS 8
++
++static struct pci_board_inst serial_pci_board[NR_PCI_BOARDS];
++
++#ifndef IS_PCI_REGION_IOPORT
++#define IS_PCI_REGION_IOPORT(dev, r) (pci_resource_flags((dev), (r)) & \
++ IORESOURCE_IO)
++#endif
++#ifndef IS_PCI_REGION_IOMEM
++#define IS_PCI_REGION_IOMEM(dev, r) (pci_resource_flags((dev), (r)) & \
++ IORESOURCE_MEM)
++#endif
++#ifndef PCI_IRQ_RESOURCE
++#define PCI_IRQ_RESOURCE(dev, r) ((dev)->irq_resource[r].start)
++#endif
++#ifndef pci_get_subvendor
++#define pci_get_subvendor(dev) ((dev)->subsystem_vendor)
++#define pci_get_subdevice(dev) ((dev)->subsystem_device)
++#endif
++#endif /* ENABLE_SERIAL_PCI || ENABLE_SERIAL_PNP */
++
++#ifndef PREPARE_FUNC
++#define PREPARE_FUNC(dev) (dev->prepare)
++#define ACTIVATE_FUNC(dev) (dev->activate)
++#define DEACTIVATE_FUNC(dev) (dev->deactivate)
++#endif
++
++#define HIGH_BITS_OFFSET ((sizeof(long)-sizeof(int))*8)
++
++static struct tty_struct *serial_table[NR_PORTS];
++static struct termios *serial_termios[NR_PORTS];
++static struct termios *serial_termios_locked[NR_PORTS];
++
++
++#if defined(MODULE) && defined(SERIAL_DEBUG_MCOUNT)
++#define DBG_CNT(s) printk("(%s): [%x] refc=%d, serc=%d, ttyc=%d -> %s\n", \
++ kdevname(tty->device), (info->flags), serial_refcount,info->count,tty->count,s)
++#else
++#define DBG_CNT(s)
++#endif
++
++/*
++ * tmp_buf is used as a temporary buffer by serial_write. We need to
++ * lock it in case the copy_from_user blocks while swapping in a page,
++ * and some other program tries to do a serial write at the same time.
++ * Since the lock will only come under contention when the system is
++ * swapping and available memory is low, it makes sense to share one
++ * buffer across all the serial ports, since it significantly saves
++ * memory if large numbers of serial ports are open.
++ */
++static unsigned char *tmp_buf;
++#ifdef DECLARE_MUTEX
++static DECLARE_MUTEX(tmp_buf_sem);
++#else
++static struct semaphore tmp_buf_sem = MUTEX;
++#endif
++
++
++static inline int serial_paranoia_check(struct async_struct *info,
++ kdev_t device, const char *routine)
++{
++#ifdef SERIAL_PARANOIA_CHECK
++ static const char *badmagic =
++ "Warning: bad magic number for serial struct (%s) in %s\n";
++ static const char *badinfo =
++ "Warning: null async_struct for (%s) in %s\n";
++
++ if (!info) {
++ printk(badinfo, kdevname(device), routine);
++ return 1;
++ }
++ if (info->magic != SERIAL_MAGIC) {
++ printk(badmagic, kdevname(device), routine);
++ return 1;
++ }
++#endif
++ return 0;
++}
++
++#if defined(CONFIG_MIPS_ATLAS) || defined(CONFIG_MIPS_SEAD)
++
++#include <asm/mips-boards/atlas.h>
++
++static _INLINE_ unsigned int serial_in(struct async_struct *info, int offset)
++{
++ return (*(volatile unsigned int *)(mips_io_port_base + ATLAS_UART_REGS_BASE + offset*8) & 0xff);
++}
++
++static _INLINE_ void serial_out(struct async_struct *info, int offset, int value)
++{
++ *(volatile unsigned int *)(mips_io_port_base + ATLAS_UART_REGS_BASE + offset*8) = value;
++}
++
++#else
++
++static _INLINE_ unsigned int serial_in(struct async_struct *info, int offset)
++{
++ switch (info->io_type) {
++#ifdef CONFIG_HUB6
++ case SERIAL_IO_HUB6:
++ outb(info->hub6 - 1 + offset, info->port);
++ return inb(info->port+1);
++#endif
++ case SERIAL_IO_MEM:
++ return readb((unsigned long) info->iomem_base +
++ (offset<<info->iomem_reg_shift));
++ default:
++ return inb(info->port + offset);
++ }
++}
++
++static _INLINE_ void serial_out(struct async_struct *info, int offset,
++ int value)
++{
++ switch (info->io_type) {
++#ifdef CONFIG_HUB6
++ case SERIAL_IO_HUB6:
++ outb(info->hub6 - 1 + offset, info->port);
++ outb(value, info->port+1);
++ break;
++#endif
++ case SERIAL_IO_MEM:
++ writeb(value, (unsigned long) info->iomem_base +
++ (offset<<info->iomem_reg_shift));
++ break;
++ default:
++ outb(value, info->port+offset);
++ }
++}
++#endif
++
++
++/*
++ * We used to support using pause I/O for certain machines. We
++ * haven't supported this for a while, but just in case it's badly
++ * needed for certain old 386 machines, I've left these #define's
++ * in....
++ */
++#define serial_inp(info, offset) serial_in(info, offset)
++#define serial_outp(info, offset, value) serial_out(info, offset, value)
++
++
++/*
++ * For the 16C950
++ */
++void serial_icr_write(struct async_struct *info, int offset, int value)
++{
++ serial_out(info, UART_SCR, offset);
++ serial_out(info, UART_ICR, value);
++}
++
++unsigned int serial_icr_read(struct async_struct *info, int offset)
++{
++ int value;
++
++ serial_icr_write(info, UART_ACR, info->ACR | UART_ACR_ICRRD);
++ serial_out(info, UART_SCR, offset);
++ value = serial_in(info, UART_ICR);
++ serial_icr_write(info, UART_ACR, info->ACR);
++ return value;
++}
++
++/*
++ * ------------------------------------------------------------
++ * rs_stop() and rs_start()
++ *
++ * This routines are called before setting or resetting tty->stopped.
++ * They enable or disable transmitter interrupts, as necessary.
++ * ------------------------------------------------------------
++ */
++static void rs_stop(struct tty_struct *tty)
++{
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++ unsigned long flags;
++
++ if (serial_paranoia_check(info, tty->device, "rs_stop"))
++ return;
++
++ save_flags(flags); cli();
++ if (info->IER & UART_IER_THRI) {
++ info->IER &= ~UART_IER_THRI;
++ serial_out(info, UART_IER, info->IER);
++ }
++ if (info->state->type == PORT_16C950) {
++ info->ACR |= UART_ACR_TXDIS;
++ serial_icr_write(info, UART_ACR, info->ACR);
++ }
++ restore_flags(flags);
++}
++
++static void rs_start(struct tty_struct *tty)
++{
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++ unsigned long flags;
++
++ if (serial_paranoia_check(info, tty->device, "rs_start"))
++ return;
++
++ save_flags(flags); cli();
++ if (info->xmit.head != info->xmit.tail
++ && info->xmit.buf
++ && !(info->IER & UART_IER_THRI)) {
++ info->IER |= UART_IER_THRI;
++ serial_out(info, UART_IER, info->IER);
++ }
++ if (info->state->type == PORT_16C950) {
++ info->ACR &= ~UART_ACR_TXDIS;
++ serial_icr_write(info, UART_ACR, info->ACR);
++ }
++ restore_flags(flags);
++}
++
++/*
++ * ----------------------------------------------------------------------
++ *
++ * Here starts the interrupt handling routines. All of the following
++ * subroutines are declared as inline and are folded into
++ * rs_interrupt(). They were separated out for readability's sake.
++ *
++ * Note: rs_interrupt() is a "fast" interrupt, which means that it
++ * runs with interrupts turned off. People who may want to modify
++ * rs_interrupt() should try to keep the interrupt handler as fast as
++ * possible. After you are done making modifications, it is not a bad
++ * idea to do:
++ *
++ * gcc -S -DKERNEL -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer serial.c
++ *
++ * and look at the resulting assemble code in serial.s.
++ *
++ * - Ted Ts'o (tytso@mit.edu), 7-Mar-93
++ * -----------------------------------------------------------------------
++ */
++
++/*
++ * This routine is used by the interrupt handler to schedule
++ * processing in the software interrupt portion of the driver.
++ */
++static _INLINE_ void rs_sched_event(struct async_struct *info,
++ int event)
++{
++ info->event |= 1 << event;
++ queue_task(&info->tqueue, &tq_serial);
++ mark_bh(SERIAL_BH);
++}
++
++static _INLINE_ void receive_chars(struct async_struct *info,
++ int *status, struct pt_regs * regs)
++{
++ struct tty_struct *tty = info->tty;
++ unsigned char ch;
++ struct async_icount *icount;
++ int max_count = 256;
++
++ icount = &info->state->icount;
++ do {
++ if (tty->flip.count >= TTY_FLIPBUF_SIZE) {
++ tty->flip.tqueue.routine((void *) tty);
++ if (tty->flip.count >= TTY_FLIPBUF_SIZE) {
++ /* no room in flip buffer, discard rx FIFO contents to clear IRQ
++ * *FIXME* Hardware with auto flow control
++ * would benefit from leaving the data in the FIFO and
++ * disabling the rx IRQ until space becomes available.
++ */
++ do {
++ serial_inp(info, UART_RX);
++ icount->overrun++;
++ *status = serial_inp(info, UART_LSR);
++ } while ((*status & UART_LSR_DR) && (max_count-- > 0));
++ return; // if TTY_DONT_FLIP is set
++ }
++ }
++ ch = serial_inp(info, UART_RX);
++ *tty->flip.char_buf_ptr = ch;
++ icount->rx++;
++
++#ifdef SERIAL_DEBUG_INTR
++ printk("DR%02x:%02x...", ch, *status);
++#endif
++ *tty->flip.flag_buf_ptr = 0;
++ if (*status & (UART_LSR_BI | UART_LSR_PE |
++ UART_LSR_FE | UART_LSR_OE)) {
++ /*
++ * For statistics only
++ */
++ if (*status & UART_LSR_BI) {
++ *status &= ~(UART_LSR_FE | UART_LSR_PE);
++ icount->brk++;
++ /*
++ * We do the SysRQ and SAK checking
++ * here because otherwise the break
++ * may get masked by ignore_status_mask
++ * or read_status_mask.
++ */
++#if defined(CONFIG_SERIAL_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
++ if (info->line == sercons.index) {
++ if (!break_pressed) {
++ break_pressed = jiffies;
++ goto ignore_char;
++ }
++ break_pressed = 0;
++ }
++#endif
++ if (info->flags & ASYNC_SAK)
++ do_SAK(tty);
++ } else if (*status & UART_LSR_PE)
++ icount->parity++;
++ else if (*status & UART_LSR_FE)
++ icount->frame++;
++ if (*status & UART_LSR_OE)
++ icount->overrun++;
++
++ /*
++ * Mask off conditions which should be ignored.
++ */
++ *status &= info->read_status_mask;
++
++#ifdef CONFIG_SERIAL_CONSOLE
++ if (info->line == sercons.index) {
++ /* Recover the break flag from console xmit */
++ *status |= lsr_break_flag;
++ lsr_break_flag = 0;
++ }
++#endif
++ if (*status & (UART_LSR_BI)) {
++#ifdef SERIAL_DEBUG_INTR
++ printk("handling break....");
++#endif
++ *tty->flip.flag_buf_ptr = TTY_BREAK;
++ } else if (*status & UART_LSR_PE)
++ *tty->flip.flag_buf_ptr = TTY_PARITY;
++ else if (*status & UART_LSR_FE)
++ *tty->flip.flag_buf_ptr = TTY_FRAME;
++ }
++#if defined(CONFIG_SERIAL_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
++ if (break_pressed && info->line == sercons.index) {
++ if (ch != 0 &&
++ time_before(jiffies, break_pressed + HZ*5)) {
++ handle_sysrq(ch, regs, NULL, NULL);
++ break_pressed = 0;
++ goto ignore_char;
++ }
++ break_pressed = 0;
++ }
++#endif
++ if ((*status & info->ignore_status_mask) == 0) {
++ tty->flip.flag_buf_ptr++;
++ tty->flip.char_buf_ptr++;
++ tty->flip.count++;
++ }
++ if ((*status & UART_LSR_OE) &&
++ (tty->flip.count < TTY_FLIPBUF_SIZE)) {
++ /*
++ * Overrun is special, since it's reported
++ * immediately, and doesn't affect the current
++ * character
++ */
++ *tty->flip.flag_buf_ptr = TTY_OVERRUN;
++ tty->flip.count++;
++ tty->flip.flag_buf_ptr++;
++ tty->flip.char_buf_ptr++;
++ }
++#if defined(CONFIG_SERIAL_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
++ ignore_char:
++#endif
++ *status = serial_inp(info, UART_LSR);
++ } while ((*status & UART_LSR_DR) && (max_count-- > 0));
++#if (LINUX_VERSION_CODE > 131394) /* 2.1.66 */
++ tty_flip_buffer_push(tty);
++#else
++ queue_task_irq_off(&tty->flip.tqueue, &tq_timer);
++#endif
++}
++
++static _INLINE_ void transmit_chars(struct async_struct *info, int *intr_done)
++{
++ int count;
++
++ if (info->x_char) {
++ serial_outp(info, UART_TX, info->x_char);
++ info->state->icount.tx++;
++ info->x_char = 0;
++ if (intr_done)
++ *intr_done = 0;
++ return;
++ }
++ if (info->xmit.head == info->xmit.tail
++ || info->tty->stopped
++ || info->tty->hw_stopped) {
++ info->IER &= ~UART_IER_THRI;
++ serial_out(info, UART_IER, info->IER);
++ return;
++ }
++
++ count = info->xmit_fifo_size;
++ do {
++ serial_out(info, UART_TX, info->xmit.buf[info->xmit.tail]);
++ info->xmit.tail = (info->xmit.tail + 1) & (SERIAL_XMIT_SIZE-1);
++ info->state->icount.tx++;
++ if (info->xmit.head == info->xmit.tail)
++ break;
++ } while (--count > 0);
++
++ if (CIRC_CNT(info->xmit.head,
++ info->xmit.tail,
++ SERIAL_XMIT_SIZE) < WAKEUP_CHARS)
++ rs_sched_event(info, RS_EVENT_WRITE_WAKEUP);
++
++#ifdef SERIAL_DEBUG_INTR
++ printk("THRE...");
++#endif
++ if (intr_done)
++ *intr_done = 0;
++
++ if (info->xmit.head == info->xmit.tail) {
++ info->IER &= ~UART_IER_THRI;
++ serial_out(info, UART_IER, info->IER);
++ }
++}
++
++static _INLINE_ void check_modem_status(struct async_struct *info)
++{
++ int status;
++ struct async_icount *icount;
++
++ status = serial_in(info, UART_MSR);
++
++ if (status & UART_MSR_ANY_DELTA) {
++ icount = &info->state->icount;
++ /* update input line counters */
++ if (status & UART_MSR_TERI)
++ icount->rng++;
++ if (status & UART_MSR_DDSR)
++ icount->dsr++;
++ if (status & UART_MSR_DDCD) {
++ icount->dcd++;
++#ifdef CONFIG_HARD_PPS
++ if ((info->flags & ASYNC_HARDPPS_CD) &&
++ (status & UART_MSR_DCD))
++ hardpps();
++#endif
++ }
++ if (status & UART_MSR_DCTS)
++ icount->cts++;
++ wake_up_interruptible(&info->delta_msr_wait);
++ }
++
++ if ((info->flags & ASYNC_CHECK_CD) && (status & UART_MSR_DDCD)) {
++#if (defined(SERIAL_DEBUG_OPEN) || defined(SERIAL_DEBUG_INTR))
++ printk("ttys%d CD now %s...", info->line,
++ (status & UART_MSR_DCD) ? "on" : "off");
++#endif
++ if (status & UART_MSR_DCD)
++ wake_up_interruptible(&info->open_wait);
++ else if (!((info->flags & ASYNC_CALLOUT_ACTIVE) &&
++ (info->flags & ASYNC_CALLOUT_NOHUP))) {
++#ifdef SERIAL_DEBUG_OPEN
++ printk("doing serial hangup...");
++#endif
++ if (info->tty)
++ tty_hangup(info->tty);
++ }
++ }
++ if (info->flags & ASYNC_CTS_FLOW) {
++ if (info->tty->hw_stopped) {
++ if (status & UART_MSR_CTS) {
++#if (defined(SERIAL_DEBUG_INTR) || defined(SERIAL_DEBUG_FLOW))
++ printk("CTS tx start...");
++#endif
++ info->tty->hw_stopped = 0;
++ info->IER |= UART_IER_THRI;
++ serial_out(info, UART_IER, info->IER);
++ rs_sched_event(info, RS_EVENT_WRITE_WAKEUP);
++ return;
++ }
++ } else {
++ if (!(status & UART_MSR_CTS)) {
++#if (defined(SERIAL_DEBUG_INTR) || defined(SERIAL_DEBUG_FLOW))
++ printk("CTS tx stop...");
++#endif
++ info->tty->hw_stopped = 1;
++ info->IER &= ~UART_IER_THRI;
++ serial_out(info, UART_IER, info->IER);
++ }
++ }
++ }
++}
++
++#ifdef CONFIG_SERIAL_SHARE_IRQ
++/*
++ * This is the serial driver's generic interrupt routine
++ */
++static void rs_interrupt(int irq, void *dev_id, struct pt_regs * regs)
++{
++ int status, iir;
++ struct async_struct * info;
++ int pass_counter = 0;
++ struct async_struct *end_mark = 0;
++#ifdef CONFIG_SERIAL_MULTIPORT
++ int first_multi = 0;
++ struct rs_multiport_struct *multi;
++#endif
++
++#ifdef SERIAL_DEBUG_INTR
++ printk("rs_interrupt(%d)...", irq);
++#endif
++
++ info = IRQ_ports[irq];
++ if (!info)
++ return;
++
++#ifdef CONFIG_SERIAL_MULTIPORT
++ multi = &rs_multiport[irq];
++ if (multi->port_monitor)
++ first_multi = inb(multi->port_monitor);
++#endif
++
++ do {
++ if (!info->tty ||
++ ((iir=serial_in(info, UART_IIR)) & UART_IIR_NO_INT)) {
++ if (!end_mark)
++ end_mark = info;
++ goto next;
++ }
++#ifdef SERIAL_DEBUG_INTR
++ printk("IIR = %x...", serial_in(info, UART_IIR));
++#endif
++ end_mark = 0;
++
++ info->last_active = jiffies;
++
++ status = serial_inp(info, UART_LSR);
++#ifdef SERIAL_DEBUG_INTR
++ printk("status = %x...", status);
++#endif
++ if (status & UART_LSR_DR)
++ receive_chars(info, &status, regs);
++ check_modem_status(info);
++#ifdef CONFIG_MELAN
++ if ((status & UART_LSR_THRE) ||
++ /* for buggy ELAN processors */
++ ((iir & UART_IIR_ID) == UART_IIR_THRI))
++ transmit_chars(info, 0);
++#else
++ if (status & UART_LSR_THRE)
++ transmit_chars(info, 0);
++#endif
++
++ next:
++ info = info->next_port;
++ if (!info) {
++ info = IRQ_ports[irq];
++ if (pass_counter++ > RS_ISR_PASS_LIMIT) {
++#if 0
++ printk("rs loop break\n");
++#endif
++ break; /* Prevent infinite loops */
++ }
++ continue;
++ }
++ } while (end_mark != info);
++#ifdef CONFIG_SERIAL_MULTIPORT
++ if (multi->port_monitor)
++ printk("rs port monitor (normal) irq %d: 0x%x, 0x%x\n",
++ info->state->irq, first_multi,
++ inb(multi->port_monitor));
++#endif
++#ifdef SERIAL_DEBUG_INTR
++ printk("end.\n");
++#endif
++}
++#endif /* #ifdef CONFIG_SERIAL_SHARE_IRQ */
++
++
++/*
++ * This is the serial driver's interrupt routine for a single port
++ */
++static void rs_interrupt_single(int irq, void *dev_id, struct pt_regs * regs)
++{
++ int status, iir;
++ int pass_counter = 0;
++ struct async_struct * info;
++#ifdef CONFIG_SERIAL_MULTIPORT
++ int first_multi = 0;
++ struct rs_multiport_struct *multi;
++#endif
++
++#ifdef SERIAL_DEBUG_INTR
++ printk("rs_interrupt_single(%d)...", irq);
++#endif
++
++ info = IRQ_ports[irq];
++ if (!info || !info->tty)
++ return;
++
++#ifdef CONFIG_SERIAL_MULTIPORT
++ multi = &rs_multiport[irq];
++ if (multi->port_monitor)
++ first_multi = inb(multi->port_monitor);
++#endif
++
++ iir = serial_in(info, UART_IIR);
++ do {
++ status = serial_inp(info, UART_LSR);
++#ifdef SERIAL_DEBUG_INTR
++ printk("status = %x...", status);
++#endif
++ if (status & UART_LSR_DR)
++ receive_chars(info, &status, regs);
++ check_modem_status(info);
++#ifdef CONFIG_MELAN
++ if ((status & UART_LSR_THRE) ||
++ /* For buggy ELAN processors */
++ ((iir & UART_IIR_ID) == UART_IIR_THRI))
++ transmit_chars(info, 0);
++#else
++ if (status & UART_LSR_THRE)
++ transmit_chars(info, 0);
++#endif
++ if (pass_counter++ > RS_ISR_PASS_LIMIT) {
++#if SERIAL_DEBUG_INTR
++ printk("rs_single loop break.\n");
++#endif
++ break;
++ }
++ iir = serial_in(info, UART_IIR);
++#ifdef SERIAL_DEBUG_INTR
++ printk("IIR = %x...", iir);
++#endif
++ } while ((iir & UART_IIR_NO_INT) == 0);
++ info->last_active = jiffies;
++#ifdef CONFIG_SERIAL_MULTIPORT
++ if (multi->port_monitor)
++ printk("rs port monitor (single) irq %d: 0x%x, 0x%x\n",
++ info->state->irq, first_multi,
++ inb(multi->port_monitor));
++#endif
++#ifdef SERIAL_DEBUG_INTR
++ printk("end.\n");
++#endif
++}
++
++#ifdef CONFIG_SERIAL_MULTIPORT
++/*
++ * This is the serial driver's for multiport boards
++ */
++static void rs_interrupt_multi(int irq, void *dev_id, struct pt_regs * regs)
++{
++ int status;
++ struct async_struct * info;
++ int pass_counter = 0;
++ int first_multi= 0;
++ struct rs_multiport_struct *multi;
++
++#ifdef SERIAL_DEBUG_INTR
++ printk("rs_interrupt_multi(%d)...", irq);
++#endif
++
++ info = IRQ_ports[irq];
++ if (!info)
++ return;
++ multi = &rs_multiport[irq];
++ if (!multi->port1) {
++ /* Should never happen */
++ printk("rs_interrupt_multi: NULL port1!\n");
++ return;
++ }
++ if (multi->port_monitor)
++ first_multi = inb(multi->port_monitor);
++
++ while (1) {
++ if (!info->tty ||
++ (serial_in(info, UART_IIR) & UART_IIR_NO_INT))
++ goto next;
++
++ info->last_active = jiffies;
++
++ status = serial_inp(info, UART_LSR);
++#ifdef SERIAL_DEBUG_INTR
++ printk("status = %x...", status);
++#endif
++ if (status & UART_LSR_DR)
++ receive_chars(info, &status, regs);
++ check_modem_status(info);
++ if (status & UART_LSR_THRE)
++ transmit_chars(info, 0);
++
++ next:
++ info = info->next_port;
++ if (info)
++ continue;
++
++ info = IRQ_ports[irq];
++ /*
++ * The user was a bonehead, and misconfigured their
++ * multiport info. Rather than lock up the kernel
++ * in an infinite loop, if we loop too many times,
++ * print a message and break out of the loop.
++ */
++ if (pass_counter++ > RS_ISR_PASS_LIMIT) {
++ printk("Misconfigured multiport serial info "
++ "for irq %d. Breaking out irq loop\n", irq);
++ break;
++ }
++ if (multi->port_monitor)
++ printk("rs port monitor irq %d: 0x%x, 0x%x\n",
++ info->state->irq, first_multi,
++ inb(multi->port_monitor));
++ if ((inb(multi->port1) & multi->mask1) != multi->match1)
++ continue;
++ if (!multi->port2)
++ break;
++ if ((inb(multi->port2) & multi->mask2) != multi->match2)
++ continue;
++ if (!multi->port3)
++ break;
++ if ((inb(multi->port3) & multi->mask3) != multi->match3)
++ continue;
++ if (!multi->port4)
++ break;
++ if ((inb(multi->port4) & multi->mask4) != multi->match4)
++ continue;
++ break;
++ }
++#ifdef SERIAL_DEBUG_INTR
++ printk("end.\n");
++#endif
++}
++#endif
++
++/*
++ * -------------------------------------------------------------------
++ * Here ends the serial interrupt routines.
++ * -------------------------------------------------------------------
++ */
++
++/*
++ * This routine is used to handle the "bottom half" processing for the
++ * serial driver, known also the "software interrupt" processing.
++ * This processing is done at the kernel interrupt level, after the
++ * rs_interrupt() has returned, BUT WITH INTERRUPTS TURNED ON. This
++ * is where time-consuming activities which can not be done in the
++ * interrupt driver proper are done; the interrupt driver schedules
++ * them using rs_sched_event(), and they get done here.
++ */
++static void do_serial_bh(void)
++{
++ run_task_queue(&tq_serial);
++}
++
++static void do_softint(void *private_)
++{
++ struct async_struct *info = (struct async_struct *) private_;
++ struct tty_struct *tty;
++
++ tty = info->tty;
++ if (!tty)
++ return;
++
++ if (test_and_clear_bit(RS_EVENT_WRITE_WAKEUP, &info->event)) {
++ tty_wakeup(tty);
++
++#ifdef SERIAL_HAVE_POLL_WAIT
++ wake_up_interruptible(&tty->poll_wait);
++#endif
++ }
++}
++
++/*
++ * This subroutine is called when the RS_TIMER goes off. It is used
++ * by the serial driver to handle ports that do not have an interrupt
++ * (irq=0). This doesn't work very well for 16450's, but gives barely
++ * passable results for a 16550A. (Although at the expense of much
++ * CPU overhead).
++ */
++static void rs_timer(unsigned long dummy)
++{
++ static unsigned long last_strobe;
++ struct async_struct *info;
++ unsigned int i;
++ unsigned long flags;
++
++ if ((jiffies - last_strobe) >= RS_STROBE_TIME) {
++ for (i=0; i < NR_IRQS; i++) {
++ info = IRQ_ports[i];
++ if (!info)
++ continue;
++ save_flags(flags); cli();
++#ifdef CONFIG_SERIAL_SHARE_IRQ
++ if (info->next_port) {
++ do {
++ serial_out(info, UART_IER, 0);
++ info->IER |= UART_IER_THRI;
++ serial_out(info, UART_IER, info->IER);
++ info = info->next_port;
++ } while (info);
++#ifdef CONFIG_SERIAL_MULTIPORT
++ if (rs_multiport[i].port1)
++ rs_interrupt_multi(i, NULL, NULL);
++ else
++#endif
++ rs_interrupt(i, NULL, NULL);
++ } else
++#endif /* CONFIG_SERIAL_SHARE_IRQ */
++ rs_interrupt_single(i, NULL, NULL);
++ restore_flags(flags);
++ }
++ }
++ last_strobe = jiffies;
++ mod_timer(&serial_timer, jiffies + RS_STROBE_TIME);
++
++ if (IRQ_ports[0]) {
++ save_flags(flags); cli();
++#ifdef CONFIG_SERIAL_SHARE_IRQ
++ rs_interrupt(0, NULL, NULL);
++#else
++ rs_interrupt_single(0, NULL, NULL);
++#endif
++ restore_flags(flags);
++
++ mod_timer(&serial_timer, jiffies + IRQ_timeout[0]);
++ }
++}
++
++/*
++ * ---------------------------------------------------------------
++ * Low level utility subroutines for the serial driver: routines to
++ * figure out the appropriate timeout for an interrupt chain, routines
++ * to initialize and startup a serial port, and routines to shutdown a
++ * serial port. Useful stuff like that.
++ * ---------------------------------------------------------------
++ */
++
++/*
++ * This routine figures out the correct timeout for a particular IRQ.
++ * It uses the smallest timeout of all of the serial ports in a
++ * particular interrupt chain. Now only used for IRQ 0....
++ */
++static void figure_IRQ_timeout(int irq)
++{
++ struct async_struct *info;
++ int timeout = 60*HZ; /* 60 seconds === a long time :-) */
++
++ info = IRQ_ports[irq];
++ if (!info) {
++ IRQ_timeout[irq] = 60*HZ;
++ return;
++ }
++ while (info) {
++ if (info->timeout < timeout)
++ timeout = info->timeout;
++ info = info->next_port;
++ }
++ if (!irq)
++ timeout = timeout / 2;
++ IRQ_timeout[irq] = (timeout > 3) ? timeout-2 : 1;
++}
++
++#ifdef CONFIG_SERIAL_RSA
++/* Attempts to turn on the RSA FIFO. Returns zero on failure */
++static int enable_rsa(struct async_struct *info)
++{
++ unsigned char mode;
++ int result;
++ unsigned long flags;
++
++ save_flags(flags); cli();
++ mode = serial_inp(info, UART_RSA_MSR);
++ result = mode & UART_RSA_MSR_FIFO;
++
++ if (!result) {
++ serial_outp(info, UART_RSA_MSR, mode | UART_RSA_MSR_FIFO);
++ mode = serial_inp(info, UART_RSA_MSR);
++ result = mode & UART_RSA_MSR_FIFO;
++ }
++
++ restore_flags(flags);
++ return result;
++}
++
++/* Attempts to turn off the RSA FIFO. Returns zero on failure */
++static int disable_rsa(struct async_struct *info)
++{
++ unsigned char mode;
++ int result;
++ unsigned long flags;
++
++ save_flags(flags); cli();
++ mode = serial_inp(info, UART_RSA_MSR);
++ result = !(mode & UART_RSA_MSR_FIFO);
++
++ if (!result) {
++ serial_outp(info, UART_RSA_MSR, mode & ~UART_RSA_MSR_FIFO);
++ mode = serial_inp(info, UART_RSA_MSR);
++ result = !(mode & UART_RSA_MSR_FIFO);
++ }
++
++ restore_flags(flags);
++ return result;
++}
++#endif /* CONFIG_SERIAL_RSA */
++
++static int startup(struct async_struct * info)
++{
++ unsigned long flags;
++ int retval=0;
++ void (*handler)(int, void *, struct pt_regs *);
++ struct serial_state *state= info->state;
++ unsigned long page;
++#ifdef CONFIG_SERIAL_MANY_PORTS
++ unsigned short ICP;
++#endif
++
++ page = get_zeroed_page(GFP_KERNEL);
++ if (!page)
++ return -ENOMEM;
++
++ save_flags(flags); cli();
++
++ if (info->flags & ASYNC_INITIALIZED) {
++ free_page(page);
++ goto errout;
++ }
++
++ if (!CONFIGURED_SERIAL_PORT(state) || !state->type) {
++ if (info->tty)
++ set_bit(TTY_IO_ERROR, &info->tty->flags);
++ free_page(page);
++ goto errout;
++ }
++ if (info->xmit.buf)
++ free_page(page);
++ else
++ info->xmit.buf = (unsigned char *) page;
++
++#ifdef SERIAL_DEBUG_OPEN
++ printk("starting up ttys%d (irq %d)...", info->line, state->irq);
++#endif
++
++ if (uart_config[state->type].flags & UART_STARTECH) {
++ /* Wake up UART */
++ serial_outp(info, UART_LCR, 0xBF);
++ serial_outp(info, UART_EFR, UART_EFR_ECB);
++ /*
++ * Turn off LCR == 0xBF so we actually set the IER
++ * register on the XR16C850
++ */
++ serial_outp(info, UART_LCR, 0);
++ serial_outp(info, UART_IER, 0);
++ /*
++ * Now reset LCR so we can turn off the ECB bit
++ */
++ serial_outp(info, UART_LCR, 0xBF);
++ serial_outp(info, UART_EFR, 0);
++ /*
++ * For a XR16C850, we need to set the trigger levels
++ */
++ if (state->type == PORT_16850) {
++ serial_outp(info, UART_FCTR, UART_FCTR_TRGD |
++ UART_FCTR_RX);
++ serial_outp(info, UART_TRG, UART_TRG_96);
++ serial_outp(info, UART_FCTR, UART_FCTR_TRGD |
++ UART_FCTR_TX);
++ serial_outp(info, UART_TRG, UART_TRG_96);
++ }
++ serial_outp(info, UART_LCR, 0);
++ }
++
++ if (state->type == PORT_16750) {
++ /* Wake up UART */
++ serial_outp(info, UART_IER, 0);
++ }
++
++ if (state->type == PORT_16C950) {
++ /* Wake up and initialize UART */
++ info->ACR = 0;
++ serial_outp(info, UART_LCR, 0xBF);
++ serial_outp(info, UART_EFR, UART_EFR_ECB);
++ serial_outp(info, UART_IER, 0);
++ serial_outp(info, UART_LCR, 0);
++ serial_icr_write(info, UART_CSR, 0); /* Reset the UART */
++ serial_outp(info, UART_LCR, 0xBF);
++ serial_outp(info, UART_EFR, UART_EFR_ECB);
++ serial_outp(info, UART_LCR, 0);
++ }
++
++#ifdef CONFIG_SERIAL_RSA
++ /*
++ * If this is an RSA port, see if we can kick it up to the
++ * higher speed clock.
++ */
++ if (state->type == PORT_RSA) {
++ if (state->baud_base != SERIAL_RSA_BAUD_BASE &&
++ enable_rsa(info))
++ state->baud_base = SERIAL_RSA_BAUD_BASE;
++ if (state->baud_base == SERIAL_RSA_BAUD_BASE)
++ serial_outp(info, UART_RSA_FRR, 0);
++ }
++#endif
++
++ /*
++ * Clear the FIFO buffers and disable them
++ * (they will be reenabled in change_speed())
++ */
++ if (uart_config[state->type].flags & UART_CLEAR_FIFO) {
++ serial_outp(info, UART_FCR, UART_FCR_ENABLE_FIFO);
++ serial_outp(info, UART_FCR, (UART_FCR_ENABLE_FIFO |
++ UART_FCR_CLEAR_RCVR |
++ UART_FCR_CLEAR_XMIT));
++ serial_outp(info, UART_FCR, 0);
++ }
++
++ /*
++ * Clear the interrupt registers.
++ */
++ (void) serial_inp(info, UART_LSR);
++ (void) serial_inp(info, UART_RX);
++ (void) serial_inp(info, UART_IIR);
++ (void) serial_inp(info, UART_MSR);
++
++ /*
++ * At this point there's no way the LSR could still be 0xFF;
++ * if it is, then bail out, because there's likely no UART
++ * here.
++ */
++ if (!(info->flags & ASYNC_BUGGY_UART) &&
++ (serial_inp(info, UART_LSR) == 0xff)) {
++ printk("ttyS%d: LSR safety check engaged!\n", state->line);
++ if (capable(CAP_SYS_ADMIN)) {
++ if (info->tty)
++ set_bit(TTY_IO_ERROR, &info->tty->flags);
++ } else
++ retval = -ENODEV;
++ goto errout;
++ }
++
++ /*
++ * Allocate the IRQ if necessary
++ */
++ if (state->irq && (!IRQ_ports[state->irq] ||
++ !IRQ_ports[state->irq]->next_port)) {
++ if (IRQ_ports[state->irq]) {
++#ifdef CONFIG_SERIAL_SHARE_IRQ
++ free_irq(state->irq, &IRQ_ports[state->irq]);
++#ifdef CONFIG_SERIAL_MULTIPORT
++ if (rs_multiport[state->irq].port1)
++ handler = rs_interrupt_multi;
++ else
++#endif
++ handler = rs_interrupt;
++#else
++ retval = -EBUSY;
++ goto errout;
++#endif /* CONFIG_SERIAL_SHARE_IRQ */
++ } else
++ handler = rs_interrupt_single;
++
++ retval = request_irq(state->irq, handler, SA_SHIRQ,
++ "serial", &IRQ_ports[state->irq]);
++ if (retval) {
++ if (capable(CAP_SYS_ADMIN)) {
++ if (info->tty)
++ set_bit(TTY_IO_ERROR,
++ &info->tty->flags);
++ retval = 0;
++ }
++ goto errout;
++ }
++ }
++
++ /*
++ * Insert serial port into IRQ chain.
++ */
++ info->prev_port = 0;
++ info->next_port = IRQ_ports[state->irq];
++ if (info->next_port)
++ info->next_port->prev_port = info;
++ IRQ_ports[state->irq] = info;
++ figure_IRQ_timeout(state->irq);
++
++ /*
++ * Now, initialize the UART
++ */
++ serial_outp(info, UART_LCR, UART_LCR_WLEN8); /* reset DLAB */
++
++ info->MCR = 0;
++ if (info->tty->termios->c_cflag & CBAUD)
++ info->MCR = UART_MCR_DTR | UART_MCR_RTS;
++#ifdef CONFIG_SERIAL_MANY_PORTS
++ if (info->flags & ASYNC_FOURPORT) {
++ if (state->irq == 0)
++ info->MCR |= UART_MCR_OUT1;
++ } else
++#endif
++ {
++ if (state->irq != 0)
++ info->MCR |= UART_MCR_OUT2;
++ }
++ info->MCR |= ALPHA_KLUDGE_MCR; /* Don't ask */
++ serial_outp(info, UART_MCR, info->MCR);
++
++ /*
++ * Finally, enable interrupts
++ */
++ info->IER = UART_IER_MSI | UART_IER_RLSI | UART_IER_RDI;
++ serial_outp(info, UART_IER, info->IER); /* enable interrupts */
++
++#ifdef CONFIG_SERIAL_MANY_PORTS
++ if (info->flags & ASYNC_FOURPORT) {
++ /* Enable interrupts on the AST Fourport board */
++ ICP = (info->port & 0xFE0) | 0x01F;
++ outb_p(0x80, ICP);
++ (void) inb_p(ICP);
++ }
++#endif
++
++ /*
++ * And clear the interrupt registers again for luck.
++ */
++ (void)serial_inp(info, UART_LSR);
++ (void)serial_inp(info, UART_RX);
++ (void)serial_inp(info, UART_IIR);
++ (void)serial_inp(info, UART_MSR);
++
++ if (info->tty)
++ clear_bit(TTY_IO_ERROR, &info->tty->flags);
++ info->xmit.head = info->xmit.tail = 0;
++
++ /*
++ * Set up serial timers...
++ */
++ mod_timer(&serial_timer, jiffies + 2*HZ/100);
++
++ /*
++ * Set up the tty->alt_speed kludge
++ */
++#if (LINUX_VERSION_CODE >= 131394) /* Linux 2.1.66 */
++ if (info->tty) {
++ if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
++ info->tty->alt_speed = 57600;
++ if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
++ info->tty->alt_speed = 115200;
++ if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
++ info->tty->alt_speed = 230400;
++ if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
++ info->tty->alt_speed = 460800;
++ }
++#endif
++
++ /*
++ * and set the speed of the serial port
++ */
++ change_speed(info, 0);
++
++ info->flags |= ASYNC_INITIALIZED;
++ restore_flags(flags);
++ return 0;
++
++errout:
++ restore_flags(flags);
++ return retval;
++}
++
++/*
++ * This routine will shutdown a serial port; interrupts are disabled, and
++ * DTR is dropped if the hangup on close termio flag is on.
++ */
++static void shutdown(struct async_struct * info)
++{
++ unsigned long flags;
++ struct serial_state *state;
++ int retval;
++
++ if (!(info->flags & ASYNC_INITIALIZED))
++ return;
++
++ state = info->state;
++
++#ifdef SERIAL_DEBUG_OPEN
++ printk("Shutting down serial port %d (irq %d)....", info->line,
++ state->irq);
++#endif
++
++ save_flags(flags); cli(); /* Disable interrupts */
++
++ /*
++ * clear delta_msr_wait queue to avoid mem leaks: we may free the irq
++ * here so the queue might never be waken up
++ */
++ wake_up_interruptible(&info->delta_msr_wait);
++
++ /*
++ * First unlink the serial port from the IRQ chain...
++ */
++ if (info->next_port)
++ info->next_port->prev_port = info->prev_port;
++ if (info->prev_port)
++ info->prev_port->next_port = info->next_port;
++ else
++ IRQ_ports[state->irq] = info->next_port;
++ figure_IRQ_timeout(state->irq);
++
++ /*
++ * Free the IRQ, if necessary
++ */
++ if (state->irq && (!IRQ_ports[state->irq] ||
++ !IRQ_ports[state->irq]->next_port)) {
++ if (IRQ_ports[state->irq]) {
++ free_irq(state->irq, &IRQ_ports[state->irq]);
++ retval = request_irq(state->irq, rs_interrupt_single,
++ SA_SHIRQ, "serial",
++ &IRQ_ports[state->irq]);
++
++ if (retval)
++ printk("serial shutdown: request_irq: error %d"
++ " Couldn't reacquire IRQ.\n", retval);
++ } else
++ free_irq(state->irq, &IRQ_ports[state->irq]);
++ }
++
++ if (info->xmit.buf) {
++ unsigned long pg = (unsigned long) info->xmit.buf;
++ info->xmit.buf = 0;
++ free_page(pg);
++ }
++
++ info->IER = 0;
++ serial_outp(info, UART_IER, 0x00); /* disable all intrs */
++#ifdef CONFIG_SERIAL_MANY_PORTS
++ if (info->flags & ASYNC_FOURPORT) {
++ /* reset interrupts on the AST Fourport board */
++ (void) inb((info->port & 0xFE0) | 0x01F);
++ info->MCR |= UART_MCR_OUT1;
++ } else
++#endif
++ info->MCR &= ~UART_MCR_OUT2;
++ info->MCR |= ALPHA_KLUDGE_MCR; /* Don't ask */
++
++ /* disable break condition */
++ serial_out(info, UART_LCR, serial_inp(info, UART_LCR) & ~UART_LCR_SBC);
++
++ if (!info->tty || (info->tty->termios->c_cflag & HUPCL))
++ info->MCR &= ~(UART_MCR_DTR|UART_MCR_RTS);
++ serial_outp(info, UART_MCR, info->MCR);
++
++ /* disable FIFO's */
++ serial_outp(info, UART_FCR, (UART_FCR_ENABLE_FIFO |
++ UART_FCR_CLEAR_RCVR |
++ UART_FCR_CLEAR_XMIT));
++ serial_outp(info, UART_FCR, 0);
++
++#ifdef CONFIG_SERIAL_RSA
++ /*
++ * Reset the RSA board back to 115kbps compat mode.
++ */
++ if ((state->type == PORT_RSA) &&
++ (state->baud_base == SERIAL_RSA_BAUD_BASE &&
++ disable_rsa(info)))
++ state->baud_base = SERIAL_RSA_BAUD_BASE_LO;
++#endif
++
++
++ (void)serial_in(info, UART_RX); /* read data port to reset things */
++
++ if (info->tty)
++ set_bit(TTY_IO_ERROR, &info->tty->flags);
++
++ if (uart_config[info->state->type].flags & UART_STARTECH) {
++ /* Arrange to enter sleep mode */
++ serial_outp(info, UART_LCR, 0xBF);
++ serial_outp(info, UART_EFR, UART_EFR_ECB);
++ serial_outp(info, UART_LCR, 0);
++ serial_outp(info, UART_IER, UART_IERX_SLEEP);
++ serial_outp(info, UART_LCR, 0xBF);
++ serial_outp(info, UART_EFR, 0);
++ serial_outp(info, UART_LCR, 0);
++ }
++ if (info->state->type == PORT_16750) {
++ /* Arrange to enter sleep mode */
++ serial_outp(info, UART_IER, UART_IERX_SLEEP);
++ }
++ info->flags &= ~ASYNC_INITIALIZED;
++ restore_flags(flags);
++}
++
++#if (LINUX_VERSION_CODE < 131394) /* Linux 2.1.66 */
++static int baud_table[] = {
++ 0, 50, 75, 110, 134, 150, 200, 300,
++ 600, 1200, 1800, 2400, 4800, 9600, 19200,
++ 38400, 57600, 115200, 230400, 460800, 0 };
++
++static int tty_get_baud_rate(struct tty_struct *tty)
++{
++ struct async_struct * info = (struct async_struct *)tty->driver_data;
++ unsigned int cflag, i;
++
++ cflag = tty->termios->c_cflag;
++
++ i = cflag & CBAUD;
++ if (i & CBAUDEX) {
++ i &= ~CBAUDEX;
++ if (i < 1 || i > 2)
++ tty->termios->c_cflag &= ~CBAUDEX;
++ else
++ i += 15;
++ }
++ if (i == 15) {
++ if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
++ i += 1;
++ if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
++ i += 2;
++ }
++ return baud_table[i];
++}
++#endif
++
++/*
++ * This routine is called to set the UART divisor registers to match
++ * the specified baud rate for a serial port.
++ */
++static void change_speed(struct async_struct *info,
++ struct termios *old_termios)
++{
++ int quot = 0, baud_base, baud;
++ unsigned cflag, cval, fcr = 0;
++ int bits;
++ unsigned long flags;
++
++ if (!info->tty || !info->tty->termios)
++ return;
++ cflag = info->tty->termios->c_cflag;
++ if (!CONFIGURED_SERIAL_PORT(info))
++ return;
++
++ /* byte size and parity */
++ switch (cflag & CSIZE) {
++ case CS5: cval = 0x00; bits = 7; break;
++ case CS6: cval = 0x01; bits = 8; break;
++ case CS7: cval = 0x02; bits = 9; break;
++ case CS8: cval = 0x03; bits = 10; break;
++ /* Never happens, but GCC is too dumb to figure it out */
++ default: cval = 0x00; bits = 7; break;
++ }
++ if (cflag & CSTOPB) {
++ cval |= 0x04;
++ bits++;
++ }
++ if (cflag & PARENB) {
++ cval |= UART_LCR_PARITY;
++ bits++;
++ }
++ if (!(cflag & PARODD))
++ cval |= UART_LCR_EPAR;
++#ifdef CMSPAR
++ if (cflag & CMSPAR)
++ cval |= UART_LCR_SPAR;
++#endif
++
++ /* Determine divisor based on baud rate */
++ baud = tty_get_baud_rate(info->tty);
++ if (!baud)
++ baud = 9600; /* B0 transition handled in rs_set_termios */
++#ifdef CONFIG_SERIAL_RSA
++ if ((info->state->type == PORT_RSA) &&
++ (info->state->baud_base != SERIAL_RSA_BAUD_BASE) &&
++ enable_rsa(info))
++ info->state->baud_base = SERIAL_RSA_BAUD_BASE;
++#endif
++ baud_base = info->state->baud_base;
++ if (info->state->type == PORT_16C950) {
++ if (baud <= baud_base)
++ serial_icr_write(info, UART_TCR, 0);
++ else if (baud <= 2*baud_base) {
++ serial_icr_write(info, UART_TCR, 0x8);
++ baud_base = baud_base * 2;
++ } else if (baud <= 4*baud_base) {
++ serial_icr_write(info, UART_TCR, 0x4);
++ baud_base = baud_base * 4;
++ } else
++ serial_icr_write(info, UART_TCR, 0);
++ }
++ if (baud == 38400 &&
++ ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST))
++ quot = info->state->custom_divisor;
++ else {
++ if (baud == 134)
++ /* Special case since 134 is really 134.5 */
++ quot = (2*baud_base / 269);
++ else if (baud)
++ quot = baud_base / baud;
++ }
++ /* If the quotient is zero refuse the change */
++ if (!quot && old_termios) {
++ info->tty->termios->c_cflag &= ~CBAUD;
++ info->tty->termios->c_cflag |= (old_termios->c_cflag & CBAUD);
++ baud = tty_get_baud_rate(info->tty);
++ if (!baud)
++ baud = 9600;
++ if (baud == 38400 &&
++ ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST))
++ quot = info->state->custom_divisor;
++ else {
++ if (baud == 134)
++ /* Special case since 134 is really 134.5 */
++ quot = (2*baud_base / 269);
++ else if (baud)
++ quot = baud_base / baud;
++ }
++ }
++ /* As a last resort, if the quotient is zero, default to 9600 bps */
++ if (!quot)
++ quot = baud_base / 9600;
++ /*
++ * Work around a bug in the Oxford Semiconductor 952 rev B
++ * chip which causes it to seriously miscalculate baud rates
++ * when DLL is 0.
++ */
++ if (((quot & 0xFF) == 0) && (info->state->type == PORT_16C950) &&
++ (info->state->revision == 0x5201))
++ quot++;
++
++ info->quot = quot;
++ info->timeout = ((info->xmit_fifo_size*HZ*bits*quot) / baud_base);
++ info->timeout += HZ/50; /* Add .02 seconds of slop */
++
++ /* Set up FIFO's */
++ if (uart_config[info->state->type].flags & UART_USE_FIFO) {
++ if ((info->state->baud_base / quot) < 2400)
++ fcr = UART_FCR_ENABLE_FIFO | UART_FCR_TRIGGER_1;
++#ifdef CONFIG_SERIAL_RSA
++ else if (info->state->type == PORT_RSA)
++ fcr = UART_FCR_ENABLE_FIFO | UART_FCR_TRIGGER_14;
++#endif
++ else
++ fcr = UART_FCR_ENABLE_FIFO | UART_FCR_TRIGGER_8;
++ }
++ if (info->state->type == PORT_16750)
++ fcr |= UART_FCR7_64BYTE;
++
++ /* CTS flow control flag and modem status interrupts */
++ info->IER &= ~UART_IER_MSI;
++ if (info->flags & ASYNC_HARDPPS_CD)
++ info->IER |= UART_IER_MSI;
++ if (cflag & CRTSCTS) {
++ info->flags |= ASYNC_CTS_FLOW;
++ info->IER |= UART_IER_MSI;
++ } else
++ info->flags &= ~ASYNC_CTS_FLOW;
++ if (cflag & CLOCAL)
++ info->flags &= ~ASYNC_CHECK_CD;
++ else {
++ info->flags |= ASYNC_CHECK_CD;
++ info->IER |= UART_IER_MSI;
++ }
++ serial_out(info, UART_IER, info->IER);
++
++ /*
++ * Set up parity check flag
++ */
++#define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK))
++
++ info->read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR;
++ if (I_INPCK(info->tty))
++ info->read_status_mask |= UART_LSR_FE | UART_LSR_PE;
++ if (I_BRKINT(info->tty) || I_PARMRK(info->tty))
++ info->read_status_mask |= UART_LSR_BI;
++
++ /*
++ * Characters to ignore
++ */
++ info->ignore_status_mask = 0;
++ if (I_IGNPAR(info->tty))
++ info->ignore_status_mask |= UART_LSR_PE | UART_LSR_FE;
++ if (I_IGNBRK(info->tty)) {
++ info->ignore_status_mask |= UART_LSR_BI;
++ /*
++ * If we're ignore parity and break indicators, ignore
++ * overruns too. (For real raw support).
++ */
++ if (I_IGNPAR(info->tty))
++ info->ignore_status_mask |= UART_LSR_OE;
++ }
++ /*
++ * !!! ignore all characters if CREAD is not set
++ */
++ if ((cflag & CREAD) == 0)
++ info->ignore_status_mask |= UART_LSR_DR;
++ save_flags(flags); cli();
++ if (uart_config[info->state->type].flags & UART_STARTECH) {
++ serial_outp(info, UART_LCR, 0xBF);
++ serial_outp(info, UART_EFR,
++ (cflag & CRTSCTS) ? UART_EFR_CTS : 0);
++ }
++ serial_outp(info, UART_LCR, cval | UART_LCR_DLAB); /* set DLAB */
++ serial_outp(info, UART_DLL, quot & 0xff); /* LS of divisor */
++ serial_outp(info, UART_DLM, quot >> 8); /* MS of divisor */
++ if (info->state->type == PORT_16750)
++ serial_outp(info, UART_FCR, fcr); /* set fcr */
++ serial_outp(info, UART_LCR, cval); /* reset DLAB */
++ info->LCR = cval; /* Save LCR */
++ if (info->state->type != PORT_16750) {
++ if (fcr & UART_FCR_ENABLE_FIFO) {
++ /* emulated UARTs (Lucent Venus 167x) need two steps */
++ serial_outp(info, UART_FCR, UART_FCR_ENABLE_FIFO);
++ }
++ serial_outp(info, UART_FCR, fcr); /* set fcr */
++ }
++ restore_flags(flags);
++}
++
++static void rs_put_char(struct tty_struct *tty, unsigned char ch)
++{
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++ unsigned long flags;
++
++ if (serial_paranoia_check(info, tty->device, "rs_put_char"))
++ return;
++
++ if (!tty || !info->xmit.buf)
++ return;
++
++ save_flags(flags); cli();
++ if (CIRC_SPACE(info->xmit.head,
++ info->xmit.tail,
++ SERIAL_XMIT_SIZE) == 0) {
++ restore_flags(flags);
++ return;
++ }
++
++ info->xmit.buf[info->xmit.head] = ch;
++ info->xmit.head = (info->xmit.head + 1) & (SERIAL_XMIT_SIZE-1);
++ restore_flags(flags);
++}
++
++static void rs_flush_chars(struct tty_struct *tty)
++{
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++ unsigned long flags;
++
++ if (serial_paranoia_check(info, tty->device, "rs_flush_chars"))
++ return;
++
++ if (info->xmit.head == info->xmit.tail
++ || tty->stopped
++ || tty->hw_stopped
++ || !info->xmit.buf)
++ return;
++
++ save_flags(flags); cli();
++ info->IER |= UART_IER_THRI;
++ serial_out(info, UART_IER, info->IER);
++ restore_flags(flags);
++}
++
++static int rs_write(struct tty_struct * tty, int from_user,
++ const unsigned char *buf, int count)
++{
++ int c, ret = 0;
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++ unsigned long flags;
++
++ if (serial_paranoia_check(info, tty->device, "rs_write"))
++ return 0;
++
++ if (!tty || !info->xmit.buf || !tmp_buf)
++ return 0;
++
++ save_flags(flags);
++ if (from_user) {
++ down(&tmp_buf_sem);
++ while (1) {
++ int c1;
++ c = CIRC_SPACE_TO_END(info->xmit.head,
++ info->xmit.tail,
++ SERIAL_XMIT_SIZE);
++ if (count < c)
++ c = count;
++ if (c <= 0)
++ break;
++
++ c -= copy_from_user(tmp_buf, buf, c);
++ if (!c) {
++ if (!ret)
++ ret = -EFAULT;
++ break;
++ }
++ cli();
++ c1 = CIRC_SPACE_TO_END(info->xmit.head,
++ info->xmit.tail,
++ SERIAL_XMIT_SIZE);
++ if (c1 < c)
++ c = c1;
++ memcpy(info->xmit.buf + info->xmit.head, tmp_buf, c);
++ info->xmit.head = ((info->xmit.head + c) &
++ (SERIAL_XMIT_SIZE-1));
++ restore_flags(flags);
++ buf += c;
++ count -= c;
++ ret += c;
++ }
++ up(&tmp_buf_sem);
++ } else {
++ cli();
++ while (1) {
++ c = CIRC_SPACE_TO_END(info->xmit.head,
++ info->xmit.tail,
++ SERIAL_XMIT_SIZE);
++ if (count < c)
++ c = count;
++ if (c <= 0) {
++ break;
++ }
++ memcpy(info->xmit.buf + info->xmit.head, buf, c);
++ info->xmit.head = ((info->xmit.head + c) &
++ (SERIAL_XMIT_SIZE-1));
++ buf += c;
++ count -= c;
++ ret += c;
++ }
++ restore_flags(flags);
++ }
++ if (info->xmit.head != info->xmit.tail
++ && !tty->stopped
++ && !tty->hw_stopped
++ && !(info->IER & UART_IER_THRI)) {
++ info->IER |= UART_IER_THRI;
++ serial_out(info, UART_IER, info->IER);
++ }
++ return ret;
++}
++
++static int rs_write_room(struct tty_struct *tty)
++{
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++
++ if (serial_paranoia_check(info, tty->device, "rs_write_room"))
++ return 0;
++ return CIRC_SPACE(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE);
++}
++
++static int rs_chars_in_buffer(struct tty_struct *tty)
++{
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++
++ if (serial_paranoia_check(info, tty->device, "rs_chars_in_buffer"))
++ return 0;
++ return CIRC_CNT(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE);
++}
++
++static void rs_flush_buffer(struct tty_struct *tty)
++{
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++ unsigned long flags;
++
++ if (serial_paranoia_check(info, tty->device, "rs_flush_buffer"))
++ return;
++ save_flags(flags); cli();
++ info->xmit.head = info->xmit.tail = 0;
++ restore_flags(flags);
++#ifdef SERIAL_HAVE_POLL_WAIT
++ wake_up_interruptible(&tty->poll_wait);
++#endif
++ tty_wakeup(tty);
++}
++
++/*
++ * This function is used to send a high-priority XON/XOFF character to
++ * the device
++ */
++static void rs_send_xchar(struct tty_struct *tty, char ch)
++{
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++
++ if (serial_paranoia_check(info, tty->device, "rs_send_char"))
++ return;
++
++ info->x_char = ch;
++ if (ch) {
++ /* Make sure transmit interrupts are on */
++ info->IER |= UART_IER_THRI;
++ serial_out(info, UART_IER, info->IER);
++ }
++}
++
++/*
++ * ------------------------------------------------------------
++ * rs_throttle()
++ *
++ * This routine is called by the upper-layer tty layer to signal that
++ * incoming characters should be throttled.
++ * ------------------------------------------------------------
++ */
++static void rs_throttle(struct tty_struct * tty)
++{
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++ unsigned long flags;
++#ifdef SERIAL_DEBUG_THROTTLE
++ char buf[64];
++
++ printk("throttle %s: %d....\n", tty_name(tty, buf),
++ tty->ldisc.chars_in_buffer(tty));
++#endif
++
++ if (serial_paranoia_check(info, tty->device, "rs_throttle"))
++ return;
++
++ if (I_IXOFF(tty))
++ rs_send_xchar(tty, STOP_CHAR(tty));
++
++ if (tty->termios->c_cflag & CRTSCTS)
++ info->MCR &= ~UART_MCR_RTS;
++
++ save_flags(flags); cli();
++ serial_out(info, UART_MCR, info->MCR);
++ restore_flags(flags);
++}
++
++static void rs_unthrottle(struct tty_struct * tty)
++{
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++ unsigned long flags;
++#ifdef SERIAL_DEBUG_THROTTLE
++ char buf[64];
++
++ printk("unthrottle %s: %d....\n", tty_name(tty, buf),
++ tty->ldisc.chars_in_buffer(tty));
++#endif
++
++ if (serial_paranoia_check(info, tty->device, "rs_unthrottle"))
++ return;
++
++ if (I_IXOFF(tty)) {
++ if (info->x_char)
++ info->x_char = 0;
++ else
++ rs_send_xchar(tty, START_CHAR(tty));
++ }
++ if (tty->termios->c_cflag & CRTSCTS)
++ info->MCR |= UART_MCR_RTS;
++ save_flags(flags); cli();
++ serial_out(info, UART_MCR, info->MCR);
++ restore_flags(flags);
++}
++
++/*
++ * ------------------------------------------------------------
++ * rs_ioctl() and friends
++ * ------------------------------------------------------------
++ */
++
++static int get_serial_info(struct async_struct * info,
++ struct serial_struct * retinfo)
++{
++ struct serial_struct tmp;
++ struct serial_state *state = info->state;
++
++ if (!retinfo)
++ return -EFAULT;
++ memset(&tmp, 0, sizeof(tmp));
++ tmp.type = state->type;
++ tmp.line = state->line;
++ tmp.port = state->port;
++ if (HIGH_BITS_OFFSET)
++ tmp.port_high = state->port >> HIGH_BITS_OFFSET;
++ else
++ tmp.port_high = 0;
++ tmp.irq = state->irq;
++ tmp.flags = state->flags;
++ tmp.xmit_fifo_size = state->xmit_fifo_size;
++ tmp.baud_base = state->baud_base;
++ tmp.close_delay = state->close_delay;
++ tmp.closing_wait = state->closing_wait;
++ tmp.custom_divisor = state->custom_divisor;
++ tmp.hub6 = state->hub6;
++ tmp.io_type = state->io_type;
++ if (copy_to_user(retinfo,&tmp,sizeof(*retinfo)))
++ return -EFAULT;
++ return 0;
++}
++
++static int set_serial_info(struct async_struct * info,
++ struct serial_struct * new_info)
++{
++ struct serial_struct new_serial;
++ struct serial_state old_state, *state;
++ unsigned int i,change_irq,change_port;
++ int retval = 0;
++ unsigned long new_port;
++
++ if (copy_from_user(&new_serial,new_info,sizeof(new_serial)))
++ return -EFAULT;
++ state = info->state;
++ old_state = *state;
++
++ new_port = new_serial.port;
++ if (HIGH_BITS_OFFSET)
++ new_port += (unsigned long) new_serial.port_high << HIGH_BITS_OFFSET;
++
++ change_irq = new_serial.irq != state->irq;
++ change_port = (new_port != ((int) state->port)) ||
++ (new_serial.hub6 != state->hub6);
++
++ if (!capable(CAP_SYS_ADMIN)) {
++ if (change_irq || change_port ||
++ (new_serial.baud_base != state->baud_base) ||
++ (new_serial.type != state->type) ||
++ (new_serial.close_delay != state->close_delay) ||
++ (new_serial.xmit_fifo_size != state->xmit_fifo_size) ||
++ ((new_serial.flags & ~ASYNC_USR_MASK) !=
++ (state->flags & ~ASYNC_USR_MASK)))
++ return -EPERM;
++ state->flags = ((state->flags & ~ASYNC_USR_MASK) |
++ (new_serial.flags & ASYNC_USR_MASK));
++ info->flags = ((info->flags & ~ASYNC_USR_MASK) |
++ (new_serial.flags & ASYNC_USR_MASK));
++ state->custom_divisor = new_serial.custom_divisor;
++ goto check_and_exit;
++ }
++
++ new_serial.irq = irq_cannonicalize(new_serial.irq);
++
++ if ((new_serial.irq >= NR_IRQS) || (new_serial.irq < 0) ||
++ (new_serial.baud_base < 9600)|| (new_serial.type < PORT_UNKNOWN) ||
++ (new_serial.type > PORT_MAX) || (new_serial.type == PORT_CIRRUS) ||
++ (new_serial.type == PORT_STARTECH)) {
++ return -EINVAL;
++ }
++
++ if ((new_serial.type != state->type) ||
++ (new_serial.xmit_fifo_size <= 0))
++ new_serial.xmit_fifo_size =
++ uart_config[new_serial.type].dfl_xmit_fifo_size;
++
++ /* Make sure address is not already in use */
++ if (new_serial.type) {
++ for (i = 0 ; i < NR_PORTS; i++)
++ if ((state != &rs_table[i]) &&
++ (rs_table[i].io_type == SERIAL_IO_PORT) &&
++ (rs_table[i].port == new_port) &&
++ rs_table[i].type)
++ return -EADDRINUSE;
++ }
++
++ if ((change_port || change_irq) && (state->count > 1))
++ return -EBUSY;
++
++ /*
++ * OK, past this point, all the error checking has been done.
++ * At this point, we start making changes.....
++ */
++
++ state->baud_base = new_serial.baud_base;
++ state->flags = ((state->flags & ~ASYNC_FLAGS) |
++ (new_serial.flags & ASYNC_FLAGS));
++ info->flags = ((state->flags & ~ASYNC_INTERNAL_FLAGS) |
++ (info->flags & ASYNC_INTERNAL_FLAGS));
++ state->custom_divisor = new_serial.custom_divisor;
++ state->close_delay = new_serial.close_delay * HZ/100;
++ state->closing_wait = new_serial.closing_wait * HZ/100;
++#if (LINUX_VERSION_CODE > 0x20100)
++ info->tty->low_latency = (info->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
++#endif
++ info->xmit_fifo_size = state->xmit_fifo_size =
++ new_serial.xmit_fifo_size;
++
++ if ((state->type != PORT_UNKNOWN) && state->port) {
++#ifdef CONFIG_SERIAL_RSA
++ if (old_state.type == PORT_RSA)
++ release_region(state->port + UART_RSA_BASE, 16);
++ else
++#endif
++ release_region(state->port,8);
++ }
++ state->type = new_serial.type;
++ if (change_port || change_irq) {
++ /*
++ * We need to shutdown the serial port at the old
++ * port/irq combination.
++ */
++ shutdown(info);
++ state->irq = new_serial.irq;
++ info->port = state->port = new_port;
++ info->hub6 = state->hub6 = new_serial.hub6;
++ if (info->hub6)
++ info->io_type = state->io_type = SERIAL_IO_HUB6;
++ else if (info->io_type == SERIAL_IO_HUB6)
++ info->io_type = state->io_type = SERIAL_IO_PORT;
++ }
++ if ((state->type != PORT_UNKNOWN) && state->port) {
++#ifdef CONFIG_SERIAL_RSA
++ if (state->type == PORT_RSA)
++ request_region(state->port + UART_RSA_BASE,
++ 16, "serial_rsa(set)");
++ else
++#endif
++ request_region(state->port,8,"serial(set)");
++ }
++
++
++check_and_exit:
++ if ((!state->port && !state->iomem_base) || !state->type)
++ return 0;
++ if (info->flags & ASYNC_INITIALIZED) {
++ if (((old_state.flags & ASYNC_SPD_MASK) !=
++ (state->flags & ASYNC_SPD_MASK)) ||
++ (old_state.custom_divisor != state->custom_divisor)) {
++#if (LINUX_VERSION_CODE >= 131394) /* Linux 2.1.66 */
++ if ((state->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
++ info->tty->alt_speed = 57600;
++ if ((state->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
++ info->tty->alt_speed = 115200;
++ if ((state->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
++ info->tty->alt_speed = 230400;
++ if ((state->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
++ info->tty->alt_speed = 460800;
++#endif
++ change_speed(info, 0);
++ }
++ } else
++ retval = startup(info);
++ return retval;
++}
++
++
++/*
++ * get_lsr_info - get line status register info
++ *
++ * Purpose: Let user call ioctl() to get info when the UART physically
++ * is emptied. On bus types like RS485, the transmitter must
++ * release the bus after transmitting. This must be done when
++ * the transmit shift register is empty, not be done when the
++ * transmit holding register is empty. This functionality
++ * allows an RS485 driver to be written in user space.
++ */
++static int get_lsr_info(struct async_struct * info, unsigned int *value)
++{
++ unsigned char status;
++ unsigned int result;
++ unsigned long flags;
++
++ save_flags(flags); cli();
++ status = serial_in(info, UART_LSR);
++ restore_flags(flags);
++ result = ((status & UART_LSR_TEMT) ? TIOCSER_TEMT : 0);
++
++ /*
++ * If we're about to load something into the transmit
++ * register, we'll pretend the transmitter isn't empty to
++ * avoid a race condition (depending on when the transmit
++ * interrupt happens).
++ */
++ if (info->x_char ||
++ ((CIRC_CNT(info->xmit.head, info->xmit.tail,
++ SERIAL_XMIT_SIZE) > 0) &&
++ !info->tty->stopped && !info->tty->hw_stopped))
++ result &= ~TIOCSER_TEMT;
++
++ if (copy_to_user(value, &result, sizeof(int)))
++ return -EFAULT;
++ return 0;
++}
++
++
++static int get_modem_info(struct async_struct * info, unsigned int *value)
++{
++ unsigned char control, status;
++ unsigned int result;
++ unsigned long flags;
++
++ control = info->MCR;
++ save_flags(flags); cli();
++ status = serial_in(info, UART_MSR);
++ restore_flags(flags);
++ result = ((control & UART_MCR_RTS) ? TIOCM_RTS : 0)
++ | ((control & UART_MCR_DTR) ? TIOCM_DTR : 0)
++#ifdef TIOCM_OUT1
++ | ((control & UART_MCR_OUT1) ? TIOCM_OUT1 : 0)
++ | ((control & UART_MCR_OUT2) ? TIOCM_OUT2 : 0)
++#endif
++ | ((status & UART_MSR_DCD) ? TIOCM_CAR : 0)
++ | ((status & UART_MSR_RI) ? TIOCM_RNG : 0)
++ | ((status & UART_MSR_DSR) ? TIOCM_DSR : 0)
++ | ((status & UART_MSR_CTS) ? TIOCM_CTS : 0);
++
++ if (copy_to_user(value, &result, sizeof(int)))
++ return -EFAULT;
++ return 0;
++}
++
++static int set_modem_info(struct async_struct * info, unsigned int cmd,
++ unsigned int *value)
++{
++ unsigned int arg;
++ unsigned long flags;
++
++ if (copy_from_user(&arg, value, sizeof(int)))
++ return -EFAULT;
++
++ switch (cmd) {
++ case TIOCMBIS:
++ if (arg & TIOCM_RTS)
++ info->MCR |= UART_MCR_RTS;
++ if (arg & TIOCM_DTR)
++ info->MCR |= UART_MCR_DTR;
++#ifdef TIOCM_OUT1
++ if (arg & TIOCM_OUT1)
++ info->MCR |= UART_MCR_OUT1;
++ if (arg & TIOCM_OUT2)
++ info->MCR |= UART_MCR_OUT2;
++#endif
++ if (arg & TIOCM_LOOP)
++ info->MCR |= UART_MCR_LOOP;
++ break;
++ case TIOCMBIC:
++ if (arg & TIOCM_RTS)
++ info->MCR &= ~UART_MCR_RTS;
++ if (arg & TIOCM_DTR)
++ info->MCR &= ~UART_MCR_DTR;
++#ifdef TIOCM_OUT1
++ if (arg & TIOCM_OUT1)
++ info->MCR &= ~UART_MCR_OUT1;
++ if (arg & TIOCM_OUT2)
++ info->MCR &= ~UART_MCR_OUT2;
++#endif
++ if (arg & TIOCM_LOOP)
++ info->MCR &= ~UART_MCR_LOOP;
++ break;
++ case TIOCMSET:
++ info->MCR = ((info->MCR & ~(UART_MCR_RTS |
++#ifdef TIOCM_OUT1
++ UART_MCR_OUT1 |
++ UART_MCR_OUT2 |
++#endif
++ UART_MCR_LOOP |
++ UART_MCR_DTR))
++ | ((arg & TIOCM_RTS) ? UART_MCR_RTS : 0)
++#ifdef TIOCM_OUT1
++ | ((arg & TIOCM_OUT1) ? UART_MCR_OUT1 : 0)
++ | ((arg & TIOCM_OUT2) ? UART_MCR_OUT2 : 0)
++#endif
++ | ((arg & TIOCM_LOOP) ? UART_MCR_LOOP : 0)
++ | ((arg & TIOCM_DTR) ? UART_MCR_DTR : 0));
++ break;
++ default:
++ return -EINVAL;
++ }
++ save_flags(flags); cli();
++ info->MCR |= ALPHA_KLUDGE_MCR; /* Don't ask */
++ serial_out(info, UART_MCR, info->MCR);
++ restore_flags(flags);
++ return 0;
++}
++
++static int do_autoconfig(struct async_struct * info)
++{
++ int irq, retval;
++
++ if (!capable(CAP_SYS_ADMIN))
++ return -EPERM;
++
++ if (info->state->count > 1)
++ return -EBUSY;
++
++ shutdown(info);
++
++ autoconfig(info->state);
++ if ((info->state->flags & ASYNC_AUTO_IRQ) &&
++ (info->state->port != 0 || info->state->iomem_base != 0) &&
++ (info->state->type != PORT_UNKNOWN)) {
++ irq = detect_uart_irq(info->state);
++ if (irq > 0)
++ info->state->irq = irq;
++ }
++
++ retval = startup(info);
++ if (retval)
++ return retval;
++ return 0;
++}
++
++/*
++ * rs_break() --- routine which turns the break handling on or off
++ */
++#if (LINUX_VERSION_CODE < 131394) /* Linux 2.1.66 */
++static void send_break( struct async_struct * info, int duration)
++{
++ if (!CONFIGURED_SERIAL_PORT(info))
++ return;
++ current->state = TASK_INTERRUPTIBLE;
++ current->timeout = jiffies + duration;
++ cli();
++ info->LCR |= UART_LCR_SBC;
++ serial_out(info, UART_LCR, info->LCR);
++ schedule();
++ info->LCR &= ~UART_LCR_SBC;
++ serial_out(info, UART_LCR, info->LCR);
++ sti();
++}
++#else
++static void rs_break(struct tty_struct *tty, int break_state)
++{
++ struct async_struct * info = (struct async_struct *)tty->driver_data;
++ unsigned long flags;
++
++ if (serial_paranoia_check(info, tty->device, "rs_break"))
++ return;
++
++ if (!CONFIGURED_SERIAL_PORT(info))
++ return;
++ save_flags(flags); cli();
++ if (break_state == -1)
++ info->LCR |= UART_LCR_SBC;
++ else
++ info->LCR &= ~UART_LCR_SBC;
++ serial_out(info, UART_LCR, info->LCR);
++ restore_flags(flags);
++}
++#endif
++
++#ifdef CONFIG_SERIAL_MULTIPORT
++static int get_multiport_struct(struct async_struct * info,
++ struct serial_multiport_struct *retinfo)
++{
++ struct serial_multiport_struct ret;
++ struct rs_multiport_struct *multi;
++
++ multi = &rs_multiport[info->state->irq];
++
++ ret.port_monitor = multi->port_monitor;
++
++ ret.port1 = multi->port1;
++ ret.mask1 = multi->mask1;
++ ret.match1 = multi->match1;
++
++ ret.port2 = multi->port2;
++ ret.mask2 = multi->mask2;
++ ret.match2 = multi->match2;
++
++ ret.port3 = multi->port3;
++ ret.mask3 = multi->mask3;
++ ret.match3 = multi->match3;
++
++ ret.port4 = multi->port4;
++ ret.mask4 = multi->mask4;
++ ret.match4 = multi->match4;
++
++ ret.irq = info->state->irq;
++
++ if (copy_to_user(retinfo,&ret,sizeof(*retinfo)))
++ return -EFAULT;
++ return 0;
++}
++
++static int set_multiport_struct(struct async_struct * info,
++ struct serial_multiport_struct *in_multi)
++{
++ struct serial_multiport_struct new_multi;
++ struct rs_multiport_struct *multi;
++ struct serial_state *state;
++ int was_multi, now_multi;
++ int retval;
++ void (*handler)(int, void *, struct pt_regs *);
++
++ if (!capable(CAP_SYS_ADMIN))
++ return -EPERM;
++ state = info->state;
++
++ if (copy_from_user(&new_multi, in_multi,
++ sizeof(struct serial_multiport_struct)))
++ return -EFAULT;
++
++ if (new_multi.irq != state->irq || state->irq == 0 ||
++ !IRQ_ports[state->irq])
++ return -EINVAL;
++
++ multi = &rs_multiport[state->irq];
++ was_multi = (multi->port1 != 0);
++
++ multi->port_monitor = new_multi.port_monitor;
++
++ if (multi->port1)
++ release_region(multi->port1,1);
++ multi->port1 = new_multi.port1;
++ multi->mask1 = new_multi.mask1;
++ multi->match1 = new_multi.match1;
++ if (multi->port1)
++ request_region(multi->port1,1,"serial(multiport1)");
++
++ if (multi->port2)
++ release_region(multi->port2,1);
++ multi->port2 = new_multi.port2;
++ multi->mask2 = new_multi.mask2;
++ multi->match2 = new_multi.match2;
++ if (multi->port2)
++ request_region(multi->port2,1,"serial(multiport2)");
++
++ if (multi->port3)
++ release_region(multi->port3,1);
++ multi->port3 = new_multi.port3;
++ multi->mask3 = new_multi.mask3;
++ multi->match3 = new_multi.match3;
++ if (multi->port3)
++ request_region(multi->port3,1,"serial(multiport3)");
++
++ if (multi->port4)
++ release_region(multi->port4,1);
++ multi->port4 = new_multi.port4;
++ multi->mask4 = new_multi.mask4;
++ multi->match4 = new_multi.match4;
++ if (multi->port4)
++ request_region(multi->port4,1,"serial(multiport4)");
++
++ now_multi = (multi->port1 != 0);
++
++ if (IRQ_ports[state->irq]->next_port &&
++ (was_multi != now_multi)) {
++ free_irq(state->irq, &IRQ_ports[state->irq]);
++ if (now_multi)
++ handler = rs_interrupt_multi;
++ else
++ handler = rs_interrupt;
++
++ retval = request_irq(state->irq, handler, SA_SHIRQ,
++ "serial", &IRQ_ports[state->irq]);
++ if (retval) {
++ printk("Couldn't reallocate serial interrupt "
++ "driver!!\n");
++ }
++ }
++ return 0;
++}
++#endif
++
++static int rs_ioctl(struct tty_struct *tty, struct file * file,
++ unsigned int cmd, unsigned long arg)
++{
++ struct async_struct * info = (struct async_struct *)tty->driver_data;
++ struct async_icount cprev, cnow; /* kernel counter temps */
++ struct serial_icounter_struct icount;
++ unsigned long flags;
++#if (LINUX_VERSION_CODE < 131394) /* Linux 2.1.66 */
++ int retval, tmp;
++#endif
++
++ if (serial_paranoia_check(info, tty->device, "rs_ioctl"))
++ return -ENODEV;
++
++ if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
++ (cmd != TIOCSERCONFIG) && (cmd != TIOCSERGSTRUCT) &&
++ (cmd != TIOCMIWAIT) && (cmd != TIOCGICOUNT)) {
++ if (tty->flags & (1 << TTY_IO_ERROR))
++ return -EIO;
++ }
++
++ switch (cmd) {
++#if (LINUX_VERSION_CODE < 131394) /* Linux 2.1.66 */
++ case TCSBRK: /* SVID version: non-zero arg --> no break */
++ retval = tty_check_change(tty);
++ if (retval)
++ return retval;
++ tty_wait_until_sent(tty, 0);
++ if (signal_pending(current))
++ return -EINTR;
++ if (!arg) {
++ send_break(info, HZ/4); /* 1/4 second */
++ if (signal_pending(current))
++ return -EINTR;
++ }
++ return 0;
++ case TCSBRKP: /* support for POSIX tcsendbreak() */
++ retval = tty_check_change(tty);
++ if (retval)
++ return retval;
++ tty_wait_until_sent(tty, 0);
++ if (signal_pending(current))
++ return -EINTR;
++ send_break(info, arg ? arg*(HZ/10) : HZ/4);
++ if (signal_pending(current))
++ return -EINTR;
++ return 0;
++ case TIOCGSOFTCAR:
++ tmp = C_CLOCAL(tty) ? 1 : 0;
++ if (copy_to_user((void *)arg, &tmp, sizeof(int)))
++ return -EFAULT;
++ return 0;
++ case TIOCSSOFTCAR:
++ if (copy_from_user(&tmp, (void *)arg, sizeof(int)))
++ return -EFAULT;
++
++ tty->termios->c_cflag =
++ ((tty->termios->c_cflag & ~CLOCAL) |
++ (tmp ? CLOCAL : 0));
++ return 0;
++#endif
++ case TIOCMGET:
++ return get_modem_info(info, (unsigned int *) arg);
++ case TIOCMBIS:
++ case TIOCMBIC:
++ case TIOCMSET:
++ return set_modem_info(info, cmd, (unsigned int *) arg);
++ case TIOCGSERIAL:
++ return get_serial_info(info,
++ (struct serial_struct *) arg);
++ case TIOCSSERIAL:
++ return set_serial_info(info,
++ (struct serial_struct *) arg);
++ case TIOCSERCONFIG:
++ return do_autoconfig(info);
++
++ case TIOCSERGETLSR: /* Get line status register */
++ return get_lsr_info(info, (unsigned int *) arg);
++
++ case TIOCSERGSTRUCT:
++ if (copy_to_user((struct async_struct *) arg,
++ info, sizeof(struct async_struct)))
++ return -EFAULT;
++ return 0;
++
++#ifdef CONFIG_SERIAL_MULTIPORT
++ case TIOCSERGETMULTI:
++ return get_multiport_struct(info,
++ (struct serial_multiport_struct *) arg);
++ case TIOCSERSETMULTI:
++ return set_multiport_struct(info,
++ (struct serial_multiport_struct *) arg);
++#endif
++
++ /*
++ * Wait for any of the 4 modem inputs (DCD,RI,DSR,CTS) to change
++ * - mask passed in arg for lines of interest
++ * (use |'ed TIOCM_RNG/DSR/CD/CTS for masking)
++ * Caller should use TIOCGICOUNT to see which one it was
++ */
++ case TIOCMIWAIT:
++ save_flags(flags); cli();
++ /* note the counters on entry */
++ cprev = info->state->icount;
++ restore_flags(flags);
++ /* Force modem status interrupts on */
++ info->IER |= UART_IER_MSI;
++ serial_out(info, UART_IER, info->IER);
++ while (1) {
++ interruptible_sleep_on(&info->delta_msr_wait);
++ /* see if a signal did it */
++ if (signal_pending(current))
++ return -ERESTARTSYS;
++ save_flags(flags); cli();
++ cnow = info->state->icount; /* atomic copy */
++ restore_flags(flags);
++ if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
++ cnow.dcd == cprev.dcd && cnow.cts == cprev.cts)
++ return -EIO; /* no change => error */
++ if ( ((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
++ ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
++ ((arg & TIOCM_CD) && (cnow.dcd != cprev.dcd)) ||
++ ((arg & TIOCM_CTS) && (cnow.cts != cprev.cts)) ) {
++ return 0;
++ }
++ cprev = cnow;
++ }
++ /* NOTREACHED */
++
++ /*
++ * Get counter of input serial line interrupts (DCD,RI,DSR,CTS)
++ * Return: write counters to the user passed counter struct
++ * NB: both 1->0 and 0->1 transitions are counted except for
++ * RI where only 0->1 is counted.
++ */
++ case TIOCGICOUNT:
++ save_flags(flags); cli();
++ cnow = info->state->icount;
++ restore_flags(flags);
++ icount.cts = cnow.cts;
++ icount.dsr = cnow.dsr;
++ icount.rng = cnow.rng;
++ icount.dcd = cnow.dcd;
++ icount.rx = cnow.rx;
++ icount.tx = cnow.tx;
++ icount.frame = cnow.frame;
++ icount.overrun = cnow.overrun;
++ icount.parity = cnow.parity;
++ icount.brk = cnow.brk;
++ icount.buf_overrun = cnow.buf_overrun;
++
++ if (copy_to_user((void *)arg, &icount, sizeof(icount)))
++ return -EFAULT;
++ return 0;
++ case TIOCSERGWILD:
++ case TIOCSERSWILD:
++ /* "setserial -W" is called in Debian boot */
++ printk ("TIOCSER?WILD ioctl obsolete, ignored.\n");
++ return 0;
++
++ default:
++ return -ENOIOCTLCMD;
++ }
++ return 0;
++}
++
++static void rs_set_termios(struct tty_struct *tty, struct termios *old_termios)
++{
++ struct async_struct *info = (struct async_struct *)tty->driver_data;
++ unsigned long flags;
++ unsigned int cflag = tty->termios->c_cflag;
++
++ if ( (cflag == old_termios->c_cflag)
++ && ( RELEVANT_IFLAG(tty->termios->c_iflag)
++ == RELEVANT_IFLAG(old_termios->c_iflag)))
++ return;
++
++ change_speed(info, old_termios);
++
++ /* Handle transition to B0 status */
++ if ((old_termios->c_cflag & CBAUD) &&
++ !(cflag & CBAUD)) {
++ info->MCR &= ~(UART_MCR_DTR|UART_MCR_RTS);
++ save_flags(flags); cli();
++ serial_out(info, UART_MCR, info->MCR);
++ restore_flags(flags);
++ }
++
++ /* Handle transition away from B0 status */
++ if (!(old_termios->c_cflag & CBAUD) &&
++ (cflag & CBAUD)) {
++ info->MCR |= UART_MCR_DTR;
++ if (!(tty->termios->c_cflag & CRTSCTS) ||
++ !test_bit(TTY_THROTTLED, &tty->flags)) {
++ info->MCR |= UART_MCR_RTS;
++ }
++ save_flags(flags); cli();
++ serial_out(info, UART_MCR, info->MCR);
++ restore_flags(flags);
++ }
++
++ /* Handle turning off CRTSCTS */
++ if ((old_termios->c_cflag & CRTSCTS) &&
++ !(tty->termios->c_cflag & CRTSCTS)) {
++ tty->hw_stopped = 0;
++ rs_start(tty);
++ }
++
++#if 0
++ /*
++ * No need to wake up processes in open wait, since they
++ * sample the CLOCAL flag once, and don't recheck it.
++ * XXX It's not clear whether the current behavior is correct
++ * or not. Hence, this may change.....
++ */
++ if (!(old_termios->c_cflag & CLOCAL) &&
++ (tty->termios->c_cflag & CLOCAL))
++ wake_up_interruptible(&info->open_wait);
++#endif
++}
++
++/*
++ * ------------------------------------------------------------
++ * rs_close()
++ *
++ * This routine is called when the serial port gets closed. First, we
++ * wait for the last remaining data to be sent. Then, we unlink its
++ * async structure from the interrupt chain if necessary, and we free
++ * that IRQ if nothing is left in the chain.
++ * ------------------------------------------------------------
++ */
++static void rs_close(struct tty_struct *tty, struct file * filp)
++{
++ struct async_struct * info = (struct async_struct *)tty->driver_data;
++ struct serial_state *state;
++ unsigned long flags;
++
++ if (!info || serial_paranoia_check(info, tty->device, "rs_close"))
++ return;
++
++ state = info->state;
++
++ save_flags(flags); cli();
++
++ if (tty_hung_up_p(filp)) {
++ DBG_CNT("before DEC-hung");
++ MOD_DEC_USE_COUNT;
++ restore_flags(flags);
++ return;
++ }
++
++#ifdef SERIAL_DEBUG_OPEN
++ printk("rs_close ttys%d, count = %d\n", info->line, state->count);
++#endif
++ if ((tty->count == 1) && (state->count != 1)) {
++ /*
++ * Uh, oh. tty->count is 1, which means that the tty
++ * structure will be freed. state->count should always
++ * be one in these conditions. If it's greater than
++ * one, we've got real problems, since it means the
++ * serial port won't be shutdown.
++ */
++ printk("rs_close: bad serial port count; tty->count is 1, "
++ "state->count is %d\n", state->count);
++ state->count = 1;
++ }
++ if (--state->count < 0) {
++ printk("rs_close: bad serial port count for ttys%d: %d\n",
++ info->line, state->count);
++ state->count = 0;
++ }
++ if (state->count) {
++ DBG_CNT("before DEC-2");
++ MOD_DEC_USE_COUNT;
++ restore_flags(flags);
++ return;
++ }
++ info->flags |= ASYNC_CLOSING;
++ restore_flags(flags);
++ /*
++ * Save the termios structure, since this port may have
++ * separate termios for callout and dialin.
++ */
++ if (info->flags & ASYNC_NORMAL_ACTIVE)
++ info->state->normal_termios = *tty->termios;
++ if (info->flags & ASYNC_CALLOUT_ACTIVE)
++ info->state->callout_termios = *tty->termios;
++ /*
++ * Now we wait for the transmit buffer to clear; and we notify
++ * the line discipline to only process XON/XOFF characters.
++ */
++ tty->closing = 1;
++ if (state->closing_wait != ASYNC_CLOSING_WAIT_NONE)
++ tty_wait_until_sent(tty, state->closing_wait);
++ /*
++ * At this point we stop accepting input. To do this, we
++ * disable the receive line status interrupts, and tell the
++ * interrupt driver to stop checking the data ready bit in the
++ * line status register.
++ */
++ info->IER &= ~UART_IER_RLSI;
++ info->read_status_mask &= ~UART_LSR_DR;
++ if (info->flags & ASYNC_INITIALIZED) {
++ serial_out(info, UART_IER, info->IER);
++ /*
++ * Before we drop DTR, make sure the UART transmitter
++ * has completely drained; this is especially
++ * important if there is a transmit FIFO!
++ */
++ rs_wait_until_sent(tty, info->timeout);
++ }
++ shutdown(info);
++ if (tty->driver.flush_buffer)
++ tty->driver.flush_buffer(tty);
++ tty_ldisc_flush(tty);
++ tty->closing = 0;
++ info->event = 0;
++ info->tty = 0;
++ if (info->blocked_open) {
++ if (state->close_delay) {
++ set_current_state(TASK_INTERRUPTIBLE);
++ schedule_timeout(state->close_delay);
++ }
++ wake_up_interruptible(&info->open_wait);
++ }
++ info->flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CALLOUT_ACTIVE|
++ ASYNC_CLOSING);
++ wake_up_interruptible(&info->close_wait);
++ MOD_DEC_USE_COUNT;
++}
++
++/*
++ * rs_wait_until_sent() --- wait until the transmitter is empty
++ */
++static void rs_wait_until_sent(struct tty_struct *tty, int timeout)
++{
++ struct async_struct * info = (struct async_struct *)tty->driver_data;
++ unsigned long orig_jiffies, char_time;
++ int lsr;
++
++ if (serial_paranoia_check(info, tty->device, "rs_wait_until_sent"))
++ return;
++
++ if (info->state->type == PORT_UNKNOWN)
++ return;
++
++ if (info->xmit_fifo_size == 0)
++ return; /* Just in case.... */
++
++ orig_jiffies = jiffies;
++ /*
++ * Set the check interval to be 1/5 of the estimated time to
++ * send a single character, and make it at least 1. The check
++ * interval should also be less than the timeout.
++ *
++ * Note: we have to use pretty tight timings here to satisfy
++ * the NIST-PCTS.
++ */
++ char_time = (info->timeout - HZ/50) / info->xmit_fifo_size;
++ char_time = char_time / 5;
++ if (char_time == 0)
++ char_time = 1;
++ if (timeout && timeout < char_time)
++ char_time = timeout;
++ /*
++ * If the transmitter hasn't cleared in twice the approximate
++ * amount of time to send the entire FIFO, it probably won't
++ * ever clear. This assumes the UART isn't doing flow
++ * control, which is currently the case. Hence, if it ever
++ * takes longer than info->timeout, this is probably due to a
++ * UART bug of some kind. So, we clamp the timeout parameter at
++ * 2*info->timeout.
++ */
++ if (!timeout || timeout > 2*info->timeout)
++ timeout = 2*info->timeout;
++#ifdef SERIAL_DEBUG_RS_WAIT_UNTIL_SENT
++ printk("In rs_wait_until_sent(%d) check=%lu...", timeout, char_time);
++ printk("jiff=%lu...", jiffies);
++#endif
++ while (!((lsr = serial_inp(info, UART_LSR)) & UART_LSR_TEMT)) {
++#ifdef SERIAL_DEBUG_RS_WAIT_UNTIL_SENT
++ printk("lsr = %d (jiff=%lu)...", lsr, jiffies);
++#endif
++ set_current_state(TASK_INTERRUPTIBLE);
++ schedule_timeout(char_time);
++ if (signal_pending(current))
++ break;
++ if (timeout && time_after(jiffies, orig_jiffies + timeout))
++ break;
++ }
++#ifdef SERIAL_DEBUG_RS_WAIT_UNTIL_SENT
++ printk("lsr = %d (jiff=%lu)...done\n", lsr, jiffies);
++#endif
++}
++
++/*
++ * rs_hangup() --- called by tty_hangup() when a hangup is signaled.
++ */
++static void rs_hangup(struct tty_struct *tty)
++{
++ struct async_struct * info = (struct async_struct *)tty->driver_data;
++ struct serial_state *state = info->state;
++
++ if (serial_paranoia_check(info, tty->device, "rs_hangup"))
++ return;
++
++ state = info->state;
++
++ rs_flush_buffer(tty);
++ if (info->flags & ASYNC_CLOSING)
++ return;
++ shutdown(info);
++ info->event = 0;
++ state->count = 0;
++ info->flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CALLOUT_ACTIVE);
++ info->tty = 0;
++ wake_up_interruptible(&info->open_wait);
++}
++
++/*
++ * ------------------------------------------------------------
++ * rs_open() and friends
++ * ------------------------------------------------------------
++ */
++static int block_til_ready(struct tty_struct *tty, struct file * filp,
++ struct async_struct *info)
++{
++ DECLARE_WAITQUEUE(wait, current);
++ struct serial_state *state = info->state;
++ int retval;
++ int do_clocal = 0, extra_count = 0;
++ unsigned long flags;
++
++ /*
++ * If the device is in the middle of being closed, then block
++ * until it's done, and then try again.
++ */
++ if (tty_hung_up_p(filp) ||
++ (info->flags & ASYNC_CLOSING)) {
++ if (info->flags & ASYNC_CLOSING)
++ interruptible_sleep_on(&info->close_wait);
++#ifdef SERIAL_DO_RESTART
++ return ((info->flags & ASYNC_HUP_NOTIFY) ?
++ -EAGAIN : -ERESTARTSYS);
++#else
++ return -EAGAIN;
++#endif
++ }
++
++ /*
++ * If this is a callout device, then just make sure the normal
++ * device isn't being used.
++ */
++ if (tty->driver.subtype == SERIAL_TYPE_CALLOUT) {
++ if (info->flags & ASYNC_NORMAL_ACTIVE)
++ return -EBUSY;
++ if ((info->flags & ASYNC_CALLOUT_ACTIVE) &&
++ (info->flags & ASYNC_SESSION_LOCKOUT) &&
++ (info->session != current->session))
++ return -EBUSY;
++ if ((info->flags & ASYNC_CALLOUT_ACTIVE) &&
++ (info->flags & ASYNC_PGRP_LOCKOUT) &&
++ (info->pgrp != current->pgrp))
++ return -EBUSY;
++ info->flags |= ASYNC_CALLOUT_ACTIVE;
++ return 0;
++ }
++
++ /*
++ * If non-blocking mode is set, or the port is not enabled,
++ * then make the check up front and then exit.
++ */
++ if ((filp->f_flags & O_NONBLOCK) ||
++ (tty->flags & (1 << TTY_IO_ERROR))) {
++ if (info->flags & ASYNC_CALLOUT_ACTIVE)
++ return -EBUSY;
++ info->flags |= ASYNC_NORMAL_ACTIVE;
++ return 0;
++ }
++
++ if (info->flags & ASYNC_CALLOUT_ACTIVE) {
++ if (state->normal_termios.c_cflag & CLOCAL)
++ do_clocal = 1;
++ } else {
++ if (tty->termios->c_cflag & CLOCAL)
++ do_clocal = 1;
++ }
++
++ /*
++ * Block waiting for the carrier detect and the line to become
++ * free (i.e., not in use by the callout). While we are in
++ * this loop, state->count is dropped by one, so that
++ * rs_close() knows when to free things. We restore it upon
++ * exit, either normal or abnormal.
++ */
++ retval = 0;
++ add_wait_queue(&info->open_wait, &wait);
++#ifdef SERIAL_DEBUG_OPEN
++ printk("block_til_ready before block: ttys%d, count = %d\n",
++ state->line, state->count);
++#endif
++ save_flags(flags); cli();
++ if (!tty_hung_up_p(filp)) {
++ extra_count = 1;
++ state->count--;
++ }
++ restore_flags(flags);
++ info->blocked_open++;
++ while (1) {
++ save_flags(flags); cli();
++ if (!(info->flags & ASYNC_CALLOUT_ACTIVE) &&
++ (tty->termios->c_cflag & CBAUD))
++ serial_out(info, UART_MCR,
++ serial_inp(info, UART_MCR) |
++ (UART_MCR_DTR | UART_MCR_RTS));
++ restore_flags(flags);
++ set_current_state(TASK_INTERRUPTIBLE);
++ if (tty_hung_up_p(filp) ||
++ !(info->flags & ASYNC_INITIALIZED)) {
++#ifdef SERIAL_DO_RESTART
++ if (info->flags & ASYNC_HUP_NOTIFY)
++ retval = -EAGAIN;
++ else
++ retval = -ERESTARTSYS;
++#else
++ retval = -EAGAIN;
++#endif
++ break;
++ }
++ if (!(info->flags & ASYNC_CALLOUT_ACTIVE) &&
++ !(info->flags & ASYNC_CLOSING) &&
++ (do_clocal || (serial_in(info, UART_MSR) &
++ UART_MSR_DCD)))
++ break;
++ if (signal_pending(current)) {
++ retval = -ERESTARTSYS;
++ break;
++ }
++#ifdef SERIAL_DEBUG_OPEN
++ printk("block_til_ready blocking: ttys%d, count = %d\n",
++ info->line, state->count);
++#endif
++ schedule();
++ }
++ set_current_state(TASK_RUNNING);
++ remove_wait_queue(&info->open_wait, &wait);
++ if (extra_count)
++ state->count++;
++ info->blocked_open--;
++#ifdef SERIAL_DEBUG_OPEN
++ printk("block_til_ready after blocking: ttys%d, count = %d\n",
++ info->line, state->count);
++#endif
++ if (retval)
++ return retval;
++ info->flags |= ASYNC_NORMAL_ACTIVE;
++ return 0;
++}
++
++static int get_async_struct(int line, struct async_struct **ret_info)
++{
++ struct async_struct *info;
++ struct serial_state *sstate;
++
++ sstate = rs_table + line;
++ sstate->count++;
++ if (sstate->info) {
++ *ret_info = sstate->info;
++ return 0;
++ }
++ info = kmalloc(sizeof(struct async_struct), GFP_KERNEL);
++ if (!info) {
++ sstate->count--;
++ return -ENOMEM;
++ }
++ memset(info, 0, sizeof(struct async_struct));
++ init_waitqueue_head(&info->open_wait);
++ init_waitqueue_head(&info->close_wait);
++ init_waitqueue_head(&info->delta_msr_wait);
++ info->magic = SERIAL_MAGIC;
++ info->port = sstate->port;
++ info->flags = sstate->flags;
++ info->io_type = sstate->io_type;
++ info->iomem_base = sstate->iomem_base;
++ info->iomem_reg_shift = sstate->iomem_reg_shift;
++ info->xmit_fifo_size = sstate->xmit_fifo_size;
++ info->line = line;
++ info->tqueue.routine = do_softint;
++ info->tqueue.data = info;
++ info->state = sstate;
++ if (sstate->info) {
++ kfree(info);
++ *ret_info = sstate->info;
++ return 0;
++ }
++ *ret_info = sstate->info = info;
++ return 0;
++}
++
++/*
++ * This routine is called whenever a serial port is opened. It
++ * enables interrupts for a serial port, linking in its async structure into
++ * the IRQ chain. It also performs the serial-specific
++ * initialization for the tty structure.
++ *
++ * Note that on failure, we don't decrement the module use count - the tty
++ * later will call rs_close, which will decrement it for us as long as
++ * tty->driver_data is set non-NULL. --rmk
++ */
++static int rs_open(struct tty_struct *tty, struct file * filp)
++{
++ struct async_struct *info;
++ int retval, line;
++ unsigned long page;
++
++ MOD_INC_USE_COUNT;
++ line = MINOR(tty->device) - tty->driver.minor_start;
++ if ((line < 0) || (line >= NR_PORTS)) {
++ MOD_DEC_USE_COUNT;
++ return -ENODEV;
++ }
++ retval = get_async_struct(line, &info);
++ if (retval) {
++ MOD_DEC_USE_COUNT;
++ return retval;
++ }
++ tty->driver_data = info;
++ info->tty = tty;
++ if (serial_paranoia_check(info, tty->device, "rs_open"))
++ return -ENODEV;
++
++#ifdef SERIAL_DEBUG_OPEN
++ printk("rs_open %s%d, count = %d\n", tty->driver.name, info->line,
++ info->state->count);
++#endif
++#if (LINUX_VERSION_CODE > 0x20100)
++ info->tty->low_latency = (info->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
++#endif
++
++ /*
++ * This relies on lock_kernel() stuff so wants tidying for 2.5
++ */
++ if (!tmp_buf) {
++ page = get_zeroed_page(GFP_KERNEL);
++ if (!page)
++ return -ENOMEM;
++ if (tmp_buf)
++ free_page(page);
++ else
++ tmp_buf = (unsigned char *) page;
++ }
++
++ /*
++ * If the port is the middle of closing, bail out now
++ */
++ if (tty_hung_up_p(filp) ||
++ (info->flags & ASYNC_CLOSING)) {
++ if (info->flags & ASYNC_CLOSING)
++ interruptible_sleep_on(&info->close_wait);
++#ifdef SERIAL_DO_RESTART
++ return ((info->flags & ASYNC_HUP_NOTIFY) ?
++ -EAGAIN : -ERESTARTSYS);
++#else
++ return -EAGAIN;
++#endif
++ }
++
++ /*
++ * Start up serial port
++ */
++ retval = startup(info);
++ if (retval)
++ return retval;
++
++ retval = block_til_ready(tty, filp, info);
++ if (retval) {
++#ifdef SERIAL_DEBUG_OPEN
++ printk("rs_open returning after block_til_ready with %d\n",
++ retval);
++#endif
++ return retval;
++ }
++
++ if ((info->state->count == 1) &&
++ (info->flags & ASYNC_SPLIT_TERMIOS)) {
++ if (tty->driver.subtype == SERIAL_TYPE_NORMAL)
++ *tty->termios = info->state->normal_termios;
++ else
++ *tty->termios = info->state->callout_termios;
++ change_speed(info, 0);
++ }
++#ifdef CONFIG_SERIAL_CONSOLE
++ if (sercons.cflag && sercons.index == line) {
++ tty->termios->c_cflag = sercons.cflag;
++ sercons.cflag = 0;
++ change_speed(info, 0);
++ }
++#endif
++ info->session = current->session;
++ info->pgrp = current->pgrp;
++
++#ifdef SERIAL_DEBUG_OPEN
++ printk("rs_open ttys%d successful...", info->line);
++#endif
++ return 0;
++}
++
++/*
++ * /proc fs routines....
++ */
++
++static inline int line_info(char *buf, struct serial_state *state)
++{
++ struct async_struct *info = state->info, scr_info;
++ char stat_buf[30], control, status;
++ int ret;
++ unsigned long flags;
++
++ /*
++ * Return zero characters for ports not claimed by driver.
++ */
++ if (state->type == PORT_UNKNOWN) {
++ return 0; /* ignore unused ports */
++ }
++
++ ret = sprintf(buf, "%d: uart:%s port:%lX irq:%d",
++ state->line, uart_config[state->type].name,
++ (state->port ? state->port : (long)state->iomem_base),
++ state->irq);
++
++ /*
++ * Figure out the current RS-232 lines
++ */
++ if (!info) {
++ info = &scr_info; /* This is just for serial_{in,out} */
++
++ info->magic = SERIAL_MAGIC;
++ info->port = state->port;
++ info->flags = state->flags;
++ info->hub6 = state->hub6;
++ info->io_type = state->io_type;
++ info->iomem_base = state->iomem_base;
++ info->iomem_reg_shift = state->iomem_reg_shift;
++ info->quot = 0;
++ info->tty = 0;
++ }
++ save_flags(flags); cli();
++ status = serial_in(info, UART_MSR);
++ control = info != &scr_info ? info->MCR : serial_in(info, UART_MCR);
++ restore_flags(flags);
++
++ stat_buf[0] = 0;
++ stat_buf[1] = 0;
++ if (control & UART_MCR_RTS)
++ strcat(stat_buf, "|RTS");
++ if (status & UART_MSR_CTS)
++ strcat(stat_buf, "|CTS");
++ if (control & UART_MCR_DTR)
++ strcat(stat_buf, "|DTR");
++ if (status & UART_MSR_DSR)
++ strcat(stat_buf, "|DSR");
++ if (status & UART_MSR_DCD)
++ strcat(stat_buf, "|CD");
++ if (status & UART_MSR_RI)
++ strcat(stat_buf, "|RI");
++
++ if (info->quot) {
++ ret += sprintf(buf+ret, " baud:%d",
++ state->baud_base / info->quot);
++ }
++
++ ret += sprintf(buf+ret, " tx:%d rx:%d",
++ state->icount.tx, state->icount.rx);
++
++ if (state->icount.frame)
++ ret += sprintf(buf+ret, " fe:%d", state->icount.frame);
++
++ if (state->icount.parity)
++ ret += sprintf(buf+ret, " pe:%d", state->icount.parity);
++
++ if (state->icount.brk)
++ ret += sprintf(buf+ret, " brk:%d", state->icount.brk);
++
++ if (state->icount.overrun)
++ ret += sprintf(buf+ret, " oe:%d", state->icount.overrun);
++
++ /*
++ * Last thing is the RS-232 status lines
++ */
++ ret += sprintf(buf+ret, " %s\n", stat_buf+1);
++ return ret;
++}
++
++static int rs_read_proc(char *page, char **start, off_t off, int count,
++ int *eof, void *data)
++{
++ int i, len = 0, l;
++ off_t begin = 0;
++
++ len += sprintf(page, "serinfo:1.0 driver:%s%s revision:%s\n",
++ serial_version, LOCAL_VERSTRING, serial_revdate);
++ for (i = 0; i < NR_PORTS && len < 4000; i++) {
++ l = line_info(page + len, &rs_table[i]);
++ len += l;
++ if (len+begin > off+count)
++ goto done;
++ if (len+begin < off) {
++ begin += len;
++ len = 0;
++ }
++ }
++ *eof = 1;
++done:
++ if (off >= len+begin)
++ return 0;
++ *start = page + (off-begin);
++ return ((count < begin+len-off) ? count : begin+len-off);
++}
++
++/*
++ * ---------------------------------------------------------------------
++ * rs_init() and friends
++ *
++ * rs_init() is called at boot-time to initialize the serial driver.
++ * ---------------------------------------------------------------------
++ */
++
++/*
++ * This routine prints out the appropriate serial driver version
++ * number, and identifies which options were configured into this
++ * driver.
++ */
++static char serial_options[] __initdata =
++#ifdef CONFIG_HUB6
++ " HUB-6"
++#define SERIAL_OPT
++#endif
++#ifdef CONFIG_SERIAL_MANY_PORTS
++ " MANY_PORTS"
++#define SERIAL_OPT
++#endif
++#ifdef CONFIG_SERIAL_MULTIPORT
++ " MULTIPORT"
++#define SERIAL_OPT
++#endif
++#ifdef CONFIG_SERIAL_SHARE_IRQ
++ " SHARE_IRQ"
++#define SERIAL_OPT
++#endif
++#ifdef CONFIG_SERIAL_DETECT_IRQ
++ " DETECT_IRQ"
++#define SERIAL_OPT
++#endif
++#ifdef ENABLE_SERIAL_PCI
++ " SERIAL_PCI"
++#define SERIAL_OPT
++#endif
++#ifdef ENABLE_SERIAL_PNP
++ " ISAPNP"
++#define SERIAL_OPT
++#endif
++#ifdef ENABLE_SERIAL_ACPI
++ " SERIAL_ACPI"
++#define SERIAL_OPT
++#endif
++#ifdef SERIAL_OPT
++ " enabled\n";
++#else
++ " no serial options enabled\n";
++#endif
++#undef SERIAL_OPT
++
++static _INLINE_ void show_serial_version(void)
++{
++ printk(KERN_INFO "%s version %s%s (%s) with%s", serial_name,
++ serial_version, LOCAL_VERSTRING, serial_revdate,
++ serial_options);
++}
++
++/*
++ * This routine detect the IRQ of a serial port by clearing OUT2 when
++ * no UART interrupt are requested (IER = 0) (*GPL*). This seems to work at
++ * each time, as long as no other device permanently request the IRQ.
++ * If no IRQ is detected, or multiple IRQ appear, this function returns 0.
++ * The variable "state" and the field "state->port" should not be null.
++ */
++static unsigned detect_uart_irq (struct serial_state * state)
++{
++ int irq;
++ unsigned long irqs;
++ unsigned char save_mcr, save_ier;
++ struct async_struct scr_info; /* serial_{in,out} because HUB6 */
++
++#ifdef CONFIG_SERIAL_MANY_PORTS
++ unsigned char save_ICP=0; /* no warning */
++ unsigned short ICP=0;
++
++ if (state->flags & ASYNC_FOURPORT) {
++ ICP = (state->port & 0xFE0) | 0x01F;
++ save_ICP = inb_p(ICP);
++ outb_p(0x80, ICP);
++ (void) inb_p(ICP);
++ }
++#endif
++ scr_info.magic = SERIAL_MAGIC;
++ scr_info.state = state;
++ scr_info.port = state->port;
++ scr_info.flags = state->flags;
++#ifdef CONFIG_HUB6
++ scr_info.hub6 = state->hub6;
++#endif
++ scr_info.io_type = state->io_type;
++ scr_info.iomem_base = state->iomem_base;
++ scr_info.iomem_reg_shift = state->iomem_reg_shift;
++
++ /* forget possible initially masked and pending IRQ */
++ probe_irq_off(probe_irq_on());
++ save_mcr = serial_inp(&scr_info, UART_MCR);
++ save_ier = serial_inp(&scr_info, UART_IER);
++ serial_outp(&scr_info, UART_MCR, UART_MCR_OUT1 | UART_MCR_OUT2);
++
++ irqs = probe_irq_on();
++ serial_outp(&scr_info, UART_MCR, 0);
++ udelay (10);
++ if (state->flags & ASYNC_FOURPORT) {
++ serial_outp(&scr_info, UART_MCR,
++ UART_MCR_DTR | UART_MCR_RTS);
++ } else {
++ serial_outp(&scr_info, UART_MCR,
++ UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2);
++ }
++ serial_outp(&scr_info, UART_IER, 0x0f); /* enable all intrs */
++ (void)serial_inp(&scr_info, UART_LSR);
++ (void)serial_inp(&scr_info, UART_RX);
++ (void)serial_inp(&scr_info, UART_IIR);
++ (void)serial_inp(&scr_info, UART_MSR);
++ serial_outp(&scr_info, UART_TX, 0xFF);
++ udelay (20);
++ irq = probe_irq_off(irqs);
++
++ serial_outp(&scr_info, UART_MCR, save_mcr);
++ serial_outp(&scr_info, UART_IER, save_ier);
++#ifdef CONFIG_SERIAL_MANY_PORTS
++ if (state->flags & ASYNC_FOURPORT)
++ outb_p(save_ICP, ICP);
++#endif
++ return (irq > 0)? irq : 0;
++}
++
++/*
++ * This is a quickie test to see how big the FIFO is.
++ * It doesn't work at all the time, more's the pity.
++ */
++static int size_fifo(struct async_struct *info)
++{
++ unsigned char old_fcr, old_mcr, old_dll, old_dlm;
++ int count;
++
++ old_fcr = serial_inp(info, UART_FCR);
++ old_mcr = serial_inp(info, UART_MCR);
++ serial_outp(info, UART_FCR, UART_FCR_ENABLE_FIFO |
++ UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT);
++ serial_outp(info, UART_MCR, UART_MCR_LOOP);
++ serial_outp(info, UART_LCR, UART_LCR_DLAB);
++ old_dll = serial_inp(info, UART_DLL);
++ old_dlm = serial_inp(info, UART_DLM);
++ serial_outp(info, UART_DLL, 0x01);
++ serial_outp(info, UART_DLM, 0x00);
++ serial_outp(info, UART_LCR, 0x03);
++ for (count = 0; count < 256; count++)
++ serial_outp(info, UART_TX, count);
++ mdelay(20);
++ for (count = 0; (serial_inp(info, UART_LSR) & UART_LSR_DR) &&
++ (count < 256); count++)
++ serial_inp(info, UART_RX);
++ serial_outp(info, UART_FCR, old_fcr);
++ serial_outp(info, UART_MCR, old_mcr);
++ serial_outp(info, UART_LCR, UART_LCR_DLAB);
++ serial_outp(info, UART_DLL, old_dll);
++ serial_outp(info, UART_DLM, old_dlm);
++
++ return count;
++}
++
++/*
++ * This is a helper routine to autodetect StarTech/Exar/Oxsemi UART's.
++ * When this function is called we know it is at least a StarTech
++ * 16650 V2, but it might be one of several StarTech UARTs, or one of
++ * its clones. (We treat the broken original StarTech 16650 V1 as a
++ * 16550, and why not? Startech doesn't seem to even acknowledge its
++ * existence.)
++ *
++ * What evil have men's minds wrought...
++ */
++static void autoconfig_startech_uarts(struct async_struct *info,
++ struct serial_state *state,
++ unsigned long flags)
++{
++ unsigned char scratch, scratch2, scratch3, scratch4;
++
++ /*
++ * First we check to see if it's an Oxford Semiconductor UART.
++ *
++ * If we have to do this here because some non-National
++ * Semiconductor clone chips lock up if you try writing to the
++ * LSR register (which serial_icr_read does)
++ */
++ if (state->type == PORT_16550A) {
++ /*
++ * EFR [4] must be set else this test fails
++ *
++ * This shouldn't be necessary, but Mike Hudson
++ * (Exoray@isys.ca) claims that it's needed for 952
++ * dual UART's (which are not recommended for new designs).
++ */
++ info->ACR = 0;
++ serial_out(info, UART_LCR, 0xBF);
++ serial_out(info, UART_EFR, 0x10);
++ serial_out(info, UART_LCR, 0x00);
++ /* Check for Oxford Semiconductor 16C950 */
++ scratch = serial_icr_read(info, UART_ID1);
++ scratch2 = serial_icr_read(info, UART_ID2);
++ scratch3 = serial_icr_read(info, UART_ID3);
++
++ if (scratch == 0x16 && scratch2 == 0xC9 &&
++ (scratch3 == 0x50 || scratch3 == 0x52 ||
++ scratch3 == 0x54)) {
++ state->type = PORT_16C950;
++ state->revision = serial_icr_read(info, UART_REV) |
++ (scratch3 << 8);
++ return;
++ }
++ }
++
++ /*
++ * We check for a XR16C850 by setting DLL and DLM to 0, and
++ * then reading back DLL and DLM. If DLM reads back 0x10,
++ * then the UART is a XR16C850 and the DLL contains the chip
++ * revision. If DLM reads back 0x14, then the UART is a
++ * XR16C854.
++ *
++ */
++
++ /* Save the DLL and DLM */
++
++ serial_outp(info, UART_LCR, UART_LCR_DLAB);
++ scratch3 = serial_inp(info, UART_DLL);
++ scratch4 = serial_inp(info, UART_DLM);
++
++ serial_outp(info, UART_DLL, 0);
++ serial_outp(info, UART_DLM, 0);
++ scratch2 = serial_inp(info, UART_DLL);
++ scratch = serial_inp(info, UART_DLM);
++ serial_outp(info, UART_LCR, 0);
++
++ if (scratch == 0x10 || scratch == 0x14) {
++ if (scratch == 0x10)
++ state->revision = scratch2;
++ state->type = PORT_16850;
++ return;
++ }
++
++ /* Restore the DLL and DLM */
++
++ serial_outp(info, UART_LCR, UART_LCR_DLAB);
++ serial_outp(info, UART_DLL, scratch3);
++ serial_outp(info, UART_DLM, scratch4);
++ serial_outp(info, UART_LCR, 0);
++ /*
++ * We distinguish between the '654 and the '650 by counting
++ * how many bytes are in the FIFO. I'm using this for now,
++ * since that's the technique that was sent to me in the
++ * serial driver update, but I'm not convinced this works.
++ * I've had problems doing this in the past. -TYT
++ */
++ if (size_fifo(info) == 64)
++ state->type = PORT_16654;
++ else
++ state->type = PORT_16650V2;
++}
++
++/*
++ * This routine is called by rs_init() to initialize a specific serial
++ * port. It determines what type of UART chip this serial port is
++ * using: 8250, 16450, 16550, 16550A. The important question is
++ * whether or not this UART is a 16550A or not, since this will
++ * determine whether or not we can use its FIFO features or not.
++ */
++static void autoconfig(struct serial_state * state)
++{
++ unsigned char status1, status2, scratch, scratch2, scratch3;
++ unsigned char save_lcr, save_mcr;
++ struct async_struct *info, scr_info;
++ unsigned long flags;
++
++ state->type = PORT_UNKNOWN;
++
++#ifdef SERIAL_DEBUG_AUTOCONF
++ printk("Testing ttyS%d (0x%04lx, 0x%04x)...\n", state->line,
++ state->port, (unsigned) state->iomem_base);
++#endif
++
++ if (!CONFIGURED_SERIAL_PORT(state))
++ return;
++
++ info = &scr_info; /* This is just for serial_{in,out} */
++
++ info->magic = SERIAL_MAGIC;
++ info->state = state;
++ info->port = state->port;
++ info->flags = state->flags;
++#ifdef CONFIG_HUB6
++ info->hub6 = state->hub6;
++#endif
++ info->io_type = state->io_type;
++ info->iomem_base = state->iomem_base;
++ info->iomem_reg_shift = state->iomem_reg_shift;
++
++ save_flags(flags); cli();
++
++ if (!(state->flags & ASYNC_BUGGY_UART) &&
++ !state->iomem_base) {
++ /*
++ * Do a simple existence test first; if we fail this,
++ * there's no point trying anything else.
++ *
++ * 0x80 is used as a nonsense port to prevent against
++ * false positives due to ISA bus float. The
++ * assumption is that 0x80 is a non-existent port;
++ * which should be safe since include/asm/io.h also
++ * makes this assumption.
++ */
++ scratch = serial_inp(info, UART_IER);
++ serial_outp(info, UART_IER, 0);
++#ifdef __i386__
++ outb(0xff, 0x080);
++#endif
++ scratch2 = serial_inp(info, UART_IER);
++ serial_outp(info, UART_IER, 0x0F);
++#ifdef __i386__
++ outb(0, 0x080);
++#endif
++ scratch3 = serial_inp(info, UART_IER);
++ serial_outp(info, UART_IER, scratch);
++ if (scratch2 || scratch3 != 0x0F) {
++#ifdef SERIAL_DEBUG_AUTOCONF
++ printk("serial: ttyS%d: simple autoconfig failed "
++ "(%02x, %02x)\n", state->line,
++ scratch2, scratch3);
++#endif
++ restore_flags(flags);
++ return; /* We failed; there's nothing here */
++ }
++ }
++
++ save_mcr = serial_in(info, UART_MCR);
++ save_lcr = serial_in(info, UART_LCR);
++
++ /*
++ * Check to see if a UART is really there. Certain broken
++ * internal modems based on the Rockwell chipset fail this
++ * test, because they apparently don't implement the loopback
++ * test mode. So this test is skipped on the COM 1 through
++ * COM 4 ports. This *should* be safe, since no board
++ * manufacturer would be stupid enough to design a board
++ * that conflicts with COM 1-4 --- we hope!
++ */
++ if (!(state->flags & ASYNC_SKIP_TEST)) {
++ serial_outp(info, UART_MCR, UART_MCR_LOOP | 0x0A);
++ status1 = serial_inp(info, UART_MSR) & 0xF0;
++ serial_outp(info, UART_MCR, save_mcr);
++ if (status1 != 0x90) {
++#ifdef SERIAL_DEBUG_AUTOCONF
++ printk("serial: ttyS%d: no UART loopback failed\n",
++ state->line);
++#endif
++ restore_flags(flags);
++ return;
++ }
++ }
++ serial_outp(info, UART_LCR, 0xBF); /* set up for StarTech test */
++ serial_outp(info, UART_EFR, 0); /* EFR is the same as FCR */
++ serial_outp(info, UART_LCR, 0);
++ serial_outp(info, UART_FCR, UART_FCR_ENABLE_FIFO);
++ scratch = serial_in(info, UART_IIR) >> 6;
++ switch (scratch) {
++ case 0:
++ state->type = PORT_16450;
++ break;
++ case 1:
++ state->type = PORT_UNKNOWN;
++ break;
++ case 2:
++ state->type = PORT_16550;
++ break;
++ case 3:
++ state->type = PORT_16550A;
++ break;
++ }
++ if (state->type == PORT_16550A) {
++ /* Check for Startech UART's */
++ serial_outp(info, UART_LCR, UART_LCR_DLAB);
++ if (serial_in(info, UART_EFR) == 0) {
++ serial_outp(info, UART_EFR, 0xA8);
++ if (serial_in(info, UART_EFR) == 0) {
++ /* We are a NS16552D/Motorola
++ * 8xxx DUART, stop. */
++ goto out;
++ }
++ state->type = PORT_16650;
++ serial_outp(info, UART_EFR, 0);
++ } else {
++ serial_outp(info, UART_LCR, 0xBF);
++ if (serial_in(info, UART_EFR) == 0)
++ autoconfig_startech_uarts(info, state, flags);
++ }
++ }
++ if (state->type == PORT_16550A) {
++ /* Check for TI 16750 */
++ serial_outp(info, UART_LCR, save_lcr | UART_LCR_DLAB);
++ serial_outp(info, UART_FCR,
++ UART_FCR_ENABLE_FIFO | UART_FCR7_64BYTE);
++ scratch = serial_in(info, UART_IIR) >> 5;
++ if (scratch == 7) {
++ /*
++ * If this is a 16750, and not a cheap UART
++ * clone, then it should only go into 64 byte
++ * mode if the UART_FCR7_64BYTE bit was set
++ * while UART_LCR_DLAB was latched.
++ */
++ serial_outp(info, UART_FCR, UART_FCR_ENABLE_FIFO);
++ serial_outp(info, UART_LCR, 0);
++ serial_outp(info, UART_FCR,
++ UART_FCR_ENABLE_FIFO | UART_FCR7_64BYTE);
++ scratch = serial_in(info, UART_IIR) >> 5;
++ if (scratch == 6)
++ state->type = PORT_16750;
++ }
++ serial_outp(info, UART_FCR, UART_FCR_ENABLE_FIFO);
++ }
++#if defined(CONFIG_SERIAL_RSA) && defined(MODULE)
++ if (state->type == PORT_16550A) {
++ int i;
++
++ for (i = 0 ; i < PORT_RSA_MAX ; ++i) {
++ if (!probe_rsa[i] && !force_rsa[i])
++ break;
++ if (((probe_rsa[i] != state->port) ||
++ check_region(state->port + UART_RSA_BASE, 16)) &&
++ (force_rsa[i] != state->port))
++ continue;
++ if (!enable_rsa(info))
++ continue;
++ state->type = PORT_RSA;
++ state->baud_base = SERIAL_RSA_BAUD_BASE;
++ break;
++ }
++ }
++#endif
++out:
++ serial_outp(info, UART_LCR, save_lcr);
++ if (state->type == PORT_16450) {
++ scratch = serial_in(info, UART_SCR);
++ serial_outp(info, UART_SCR, 0xa5);
++ status1 = serial_in(info, UART_SCR);
++ serial_outp(info, UART_SCR, 0x5a);
++ status2 = serial_in(info, UART_SCR);
++ serial_outp(info, UART_SCR, scratch);
++
++ if ((status1 != 0xa5) || (status2 != 0x5a))
++ state->type = PORT_8250;
++ }
++ state->xmit_fifo_size = uart_config[state->type].dfl_xmit_fifo_size;
++
++ if (state->type == PORT_UNKNOWN) {
++ restore_flags(flags);
++ return;
++ }
++
++ if (info->port) {
++#ifdef CONFIG_SERIAL_RSA
++ if (state->type == PORT_RSA)
++ request_region(info->port + UART_RSA_BASE, 16,
++ "serial_rsa(auto)");
++ else
++#endif
++ request_region(info->port,8,"serial(auto)");
++ }
++
++ /*
++ * Reset the UART.
++ */
++#ifdef CONFIG_SERIAL_RSA
++ if (state->type == PORT_RSA)
++ serial_outp(info, UART_RSA_FRR, 0);
++#endif
++ serial_outp(info, UART_MCR, save_mcr);
++ serial_outp(info, UART_FCR, (UART_FCR_ENABLE_FIFO |
++ UART_FCR_CLEAR_RCVR |
++ UART_FCR_CLEAR_XMIT));
++ serial_outp(info, UART_FCR, 0);
++ (void)serial_in(info, UART_RX);
++ serial_outp(info, UART_IER, 0);
++
++ restore_flags(flags);
++}
++
++int register_serial(struct serial_struct *req);
++void unregister_serial(int line);
++
++#if (LINUX_VERSION_CODE > 0x20100)
++EXPORT_SYMBOL(register_serial);
++EXPORT_SYMBOL(unregister_serial);
++#else
++static struct symbol_table serial_syms = {
++#include <linux/symtab_begin.h>
++ X(register_serial),
++ X(unregister_serial),
++#include <linux/symtab_end.h>
++};
++#endif
++
++
++#if defined(ENABLE_SERIAL_PCI) || defined(ENABLE_SERIAL_PNP)
++
++static void __devinit printk_pnp_dev_id(unsigned short vendor,
++ unsigned short device)
++{
++ printk("%c%c%c%x%x%x%x",
++ 'A' + ((vendor >> 2) & 0x3f) - 1,
++ 'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1,
++ 'A' + ((vendor >> 8) & 0x1f) - 1,
++ (device >> 4) & 0x0f,
++ device & 0x0f,
++ (device >> 12) & 0x0f,
++ (device >> 8) & 0x0f);
++}
++
++static _INLINE_ int get_pci_port(struct pci_dev *dev,
++ struct pci_board *board,
++ struct serial_struct *req,
++ int idx)
++{
++ unsigned long port;
++ int base_idx;
++ int max_port;
++ int offset;
++
++ base_idx = SPCI_FL_GET_BASE(board->flags);
++ if (board->flags & SPCI_FL_BASE_TABLE)
++ base_idx += idx;
++
++ if (board->flags & SPCI_FL_REGION_SZ_CAP) {
++ max_port = pci_resource_len(dev, base_idx) / 8;
++ if (idx >= max_port)
++ return 1;
++ }
++
++ offset = board->first_uart_offset;
++
++ /* Timedia/SUNIX uses a mixture of BARs and offsets */
++ /* Ugh, this is ugly as all hell --- TYT */
++ if(dev->vendor == PCI_VENDOR_ID_TIMEDIA ) /* 0x1409 */
++ switch(idx) {
++ case 0: base_idx=0;
++ break;
++ case 1: base_idx=0; offset=8;
++ break;
++ case 2: base_idx=1;
++ break;
++ case 3: base_idx=1; offset=8;
++ break;
++ case 4: /* BAR 2*/
++ case 5: /* BAR 3 */
++ case 6: /* BAR 4*/
++ case 7: base_idx=idx-2; /* BAR 5*/
++ }
++
++ /* Some Titan cards are also a little weird */
++ if (dev->vendor == PCI_VENDOR_ID_TITAN &&
++ (dev->device == PCI_DEVICE_ID_TITAN_400L ||
++ dev->device == PCI_DEVICE_ID_TITAN_800L)) {
++ switch (idx) {
++ case 0: base_idx = 1;
++ break;
++ case 1: base_idx = 2;
++ break;
++ default:
++ base_idx = 4;
++ offset = 8 * (idx - 2);
++ }
++
++ }
++
++ /* HP's Diva chip puts the 4th/5th serial port further out, and
++ * some serial ports are supposed to be hidden on certain models.
++ */
++ if (dev->vendor == PCI_VENDOR_ID_HP &&
++ dev->device == PCI_DEVICE_ID_HP_SAS) {
++ switch (dev->subsystem_device) {
++ case 0x104B: /* Maestro */
++ if (idx == 3) idx++;
++ break;
++ case 0x1282: /* Everest / Longs Peak */
++ if (idx > 0) idx++;
++ if (idx > 2) idx++;
++ break;
++ }
++ if (idx > 2) {
++ offset = 0x18;
++ }
++ }
++
++ port = pci_resource_start(dev, base_idx) + offset;
++
++ if ((board->flags & SPCI_FL_BASE_TABLE) == 0)
++ port += idx * (board->uart_offset ? board->uart_offset : 8);
++
++ if (IS_PCI_REGION_IOPORT(dev, base_idx)) {
++ req->port = port;
++ if (HIGH_BITS_OFFSET)
++ req->port_high = port >> HIGH_BITS_OFFSET;
++ else
++ req->port_high = 0;
++ return 0;
++ }
++ req->io_type = SERIAL_IO_MEM;
++ req->iomem_base = ioremap(port, board->uart_offset);
++ req->iomem_reg_shift = board->reg_shift;
++ req->port = 0;
++ return 0;
++}
++
++static _INLINE_ int get_pci_irq(struct pci_dev *dev,
++ struct pci_board *board,
++ int idx)
++{
++ int base_idx;
++
++ if ((board->flags & SPCI_FL_IRQRESOURCE) == 0)
++ return dev->irq;
++
++ base_idx = SPCI_FL_GET_IRQBASE(board->flags);
++ if (board->flags & SPCI_FL_IRQ_TABLE)
++ base_idx += idx;
++
++ return PCI_IRQ_RESOURCE(dev, base_idx);
++}
++
++/*
++ * Common enabler code shared by both PCI and ISAPNP probes
++ */
++static void __devinit start_pci_pnp_board(struct pci_dev *dev,
++ struct pci_board *board)
++{
++ int k, line;
++ struct serial_struct serial_req;
++ int base_baud;
++
++ if (PREPARE_FUNC(dev) && (PREPARE_FUNC(dev))(dev) < 0) {
++ printk("serial: PNP device '");
++ printk_pnp_dev_id(dev->vendor, dev->device);
++ printk("' prepare failed\n");
++ return;
++ }
++
++ if (ACTIVATE_FUNC(dev) && (ACTIVATE_FUNC(dev))(dev) < 0) {
++ printk("serial: PNP device '");
++ printk_pnp_dev_id(dev->vendor, dev->device);
++ printk("' activate failed\n");
++ return;
++ }
++
++ /*
++ * Run the initialization function, if any
++ */
++ if (board->init_fn && ((board->init_fn)(dev, board, 1) != 0))
++ return;
++
++ /*
++ * Register the serial board in the array if we need to
++ * shutdown the board on a module unload or card removal
++ */
++ if (DEACTIVATE_FUNC(dev) || board->init_fn) {
++ for (k=0; k < NR_PCI_BOARDS; k++)
++ if (serial_pci_board[k].dev == 0)
++ break;
++ if (k >= NR_PCI_BOARDS)
++ return;
++ serial_pci_board[k].board = *board;
++ serial_pci_board[k].dev = dev;
++ }
++
++ base_baud = board->base_baud;
++ if (!base_baud)
++ base_baud = BASE_BAUD;
++ memset(&serial_req, 0, sizeof(serial_req));
++
++ for (k=0; k < board->num_ports; k++) {
++ serial_req.irq = get_pci_irq(dev, board, k);
++ if (get_pci_port(dev, board, &serial_req, k))
++ break;
++ serial_req.flags = ASYNC_SKIP_TEST | ASYNC_AUTOPROBE;
++#ifdef SERIAL_DEBUG_PCI
++ printk("Setup PCI/PNP port: port %x, irq %d, type %d\n",
++ serial_req.port, serial_req.irq, serial_req.io_type);
++#endif
++ line = register_serial(&serial_req);
++ if (line < 0)
++ break;
++ rs_table[line].baud_base = base_baud;
++ rs_table[line].dev = dev;
++ }
++}
++#endif /* ENABLE_SERIAL_PCI || ENABLE_SERIAL_PNP */
++
++#ifdef ENABLE_SERIAL_PCI
++/*
++ * Some PCI serial cards using the PLX 9050 PCI interface chip require
++ * that the card interrupt be explicitly enabled or disabled. This
++ * seems to be mainly needed on card using the PLX which also use I/O
++ * mapped memory.
++ */
++static int __devinit
++pci_plx9050_fn(struct pci_dev *dev, struct pci_board *board, int enable)
++{
++ u8 data, *p, irq_config;
++ int pci_config;
++
++ irq_config = 0x41;
++ pci_config = PCI_COMMAND_MEMORY;
++ if (dev->vendor == PCI_VENDOR_ID_PANACOM)
++ irq_config = 0x43;
++ if ((dev->vendor == PCI_VENDOR_ID_PLX) &&
++ (dev->device == PCI_DEVICE_ID_PLX_ROMULUS)) {
++ /*
++ * As the megawolf cards have the int pins active
++ * high, and have 2 UART chips, both ints must be
++ * enabled on the 9050. Also, the UARTS are set in
++ * 16450 mode by default, so we have to enable the
++ * 16C950 'enhanced' mode so that we can use the deep
++ * FIFOs
++ */
++ irq_config = 0x5b;
++ pci_config = PCI_COMMAND_MEMORY | PCI_COMMAND_IO;
++ }
++
++ pci_read_config_byte(dev, PCI_COMMAND, &data);
++
++ if (enable)
++ pci_write_config_byte(dev, PCI_COMMAND,
++ data | pci_config);
++
++ /* enable/disable interrupts */
++ p = ioremap(pci_resource_start(dev, 0), 0x80);
++ writel(enable ? irq_config : 0x00, (unsigned long)p + 0x4c);
++ iounmap(p);
++
++ if (!enable)
++ pci_write_config_byte(dev, PCI_COMMAND,
++ data & ~pci_config);
++ return 0;
++}
++
++
++/*
++ * SIIG serial cards have an PCI interface chip which also controls
++ * the UART clocking frequency. Each UART can be clocked independently
++ * (except cards equiped with 4 UARTs) and initial clocking settings
++ * are stored in the EEPROM chip. It can cause problems because this
++ * version of serial driver doesn't support differently clocked UART's
++ * on single PCI card. To prevent this, initialization functions set
++ * high frequency clocking for all UART's on given card. It is safe (I
++ * hope) because it doesn't touch EEPROM settings to prevent conflicts
++ * with other OSes (like M$ DOS).
++ *
++ * SIIG support added by Andrey Panin <pazke@mail.tp.ru>, 10/1999
++ *
++ * There is two family of SIIG serial cards with different PCI
++ * interface chip and different configuration methods:
++ * - 10x cards have control registers in IO and/or memory space;
++ * - 20x cards have control registers in standard PCI configuration space.
++ *
++ * SIIG initialization functions exported for use by parport_serial.c module.
++ */
++
++#define PCI_DEVICE_ID_SIIG_1S_10x (PCI_DEVICE_ID_SIIG_1S_10x_550 & 0xfffc)
++#define PCI_DEVICE_ID_SIIG_2S_10x (PCI_DEVICE_ID_SIIG_2S_10x_550 & 0xfff8)
++
++int __devinit
++pci_siig10x_fn(struct pci_dev *dev, struct pci_board *board, int enable)
++{
++ u16 data, *p;
++
++ if (!enable) return 0;
++
++ p = ioremap(pci_resource_start(dev, 0), 0x80);
++
++ switch (dev->device & 0xfff8) {
++ case PCI_DEVICE_ID_SIIG_1S_10x: /* 1S */
++ data = 0xffdf;
++ break;
++ case PCI_DEVICE_ID_SIIG_2S_10x: /* 2S, 2S1P */
++ data = 0xf7ff;
++ break;
++ default: /* 1S1P, 4S */
++ data = 0xfffb;
++ break;
++ }
++
++ writew(readw((unsigned long) p + 0x28) & data, (unsigned long) p + 0x28);
++ iounmap(p);
++ return 0;
++}
++EXPORT_SYMBOL(pci_siig10x_fn);
++
++#define PCI_DEVICE_ID_SIIG_2S_20x (PCI_DEVICE_ID_SIIG_2S_20x_550 & 0xfffc)
++#define PCI_DEVICE_ID_SIIG_2S1P_20x (PCI_DEVICE_ID_SIIG_2S1P_20x_550 & 0xfffc)
++
++int __devinit
++pci_siig20x_fn(struct pci_dev *dev, struct pci_board *board, int enable)
++{
++ u8 data;
++
++ if (!enable) return 0;
++
++ /* Change clock frequency for the first UART. */
++ pci_read_config_byte(dev, 0x6f, &data);
++ pci_write_config_byte(dev, 0x6f, data & 0xef);
++
++ /* If this card has 2 UART, we have to do the same with second UART. */
++ if (((dev->device & 0xfffc) == PCI_DEVICE_ID_SIIG_2S_20x) ||
++ ((dev->device & 0xfffc) == PCI_DEVICE_ID_SIIG_2S1P_20x)) {
++ pci_read_config_byte(dev, 0x73, &data);
++ pci_write_config_byte(dev, 0x73, data & 0xef);
++ }
++ return 0;
++}
++EXPORT_SYMBOL(pci_siig20x_fn);
++
++/* Added for EKF Intel i960 serial boards */
++static int __devinit
++pci_inteli960ni_fn(struct pci_dev *dev,
++ struct pci_board *board,
++ int enable)
++{
++ unsigned long oldval;
++
++ if (!(pci_get_subdevice(dev) & 0x1000))
++ return(-1);
++
++ if (!enable) /* is there something to deinit? */
++ return(0);
++
++#ifdef SERIAL_DEBUG_PCI
++ printk(KERN_DEBUG " Subsystem ID %lx (intel 960)\n",
++ (unsigned long) board->subdevice);
++#endif
++ /* is firmware started? */
++ pci_read_config_dword(dev, 0x44, (void*) &oldval);
++ if (oldval == 0x00001000L) { /* RESET value */
++ printk(KERN_DEBUG "Local i960 firmware missing");
++ return(-1);
++ }
++ return(0);
++}
++
++/*
++ * Timedia has an explosion of boards, and to avoid the PCI table from
++ * growing *huge*, we use this function to collapse some 70 entries
++ * in the PCI table into one, for sanity's and compactness's sake.
++ */
++static unsigned short timedia_single_port[] = {
++ 0x4025, 0x4027, 0x4028, 0x5025, 0x5027, 0 };
++static unsigned short timedia_dual_port[] = {
++ 0x0002, 0x4036, 0x4037, 0x4038, 0x4078, 0x4079, 0x4085,
++ 0x4088, 0x4089, 0x5037, 0x5078, 0x5079, 0x5085, 0x6079,
++ 0x7079, 0x8079, 0x8137, 0x8138, 0x8237, 0x8238, 0x9079,
++ 0x9137, 0x9138, 0x9237, 0x9238, 0xA079, 0xB079, 0xC079,
++ 0xD079, 0 };
++static unsigned short timedia_quad_port[] = {
++ 0x4055, 0x4056, 0x4095, 0x4096, 0x5056, 0x8156, 0x8157,
++ 0x8256, 0x8257, 0x9056, 0x9156, 0x9157, 0x9158, 0x9159,
++ 0x9256, 0x9257, 0xA056, 0xA157, 0xA158, 0xA159, 0xB056,
++ 0xB157, 0 };
++static unsigned short timedia_eight_port[] = {
++ 0x4065, 0x4066, 0x5065, 0x5066, 0x8166, 0x9066, 0x9166,
++ 0x9167, 0x9168, 0xA066, 0xA167, 0xA168, 0 };
++static struct timedia_struct {
++ int num;
++ unsigned short *ids;
++} timedia_data[] = {
++ { 1, timedia_single_port },
++ { 2, timedia_dual_port },
++ { 4, timedia_quad_port },
++ { 8, timedia_eight_port },
++ { 0, 0 }
++};
++
++static int __devinit
++pci_timedia_fn(struct pci_dev *dev, struct pci_board *board, int enable)
++{
++ int i, j;
++ unsigned short *ids;
++
++ if (!enable)
++ return 0;
++
++ for (i=0; timedia_data[i].num; i++) {
++ ids = timedia_data[i].ids;
++ for (j=0; ids[j]; j++) {
++ if (pci_get_subdevice(dev) == ids[j]) {
++ board->num_ports = timedia_data[i].num;
++ return 0;
++ }
++ }
++ }
++ return 0;
++}
++
++/*
++ * HP's Remote Management Console. The Diva chip came in several
++ * different versions. N-class, L2000 and A500 have two Diva chips, each
++ * with 3 UARTs (the third UART on the second chip is unused). Superdome
++ * and Keystone have one Diva chip with 3 UARTs. Some later machines have
++ * one Diva chip, but it has been expanded to 5 UARTs.
++ */
++static int __devinit
++pci_hp_diva(struct pci_dev *dev, struct pci_board *board, int enable)
++{
++ if (!enable)
++ return 0;
++
++ switch (dev->subsystem_device) {
++ case 0x1049: /* Prelude Diva 1 */
++ case 0x1223: /* Superdome */
++ case 0x1226: /* Keystone */
++ case 0x1282: /* Everest / Longs Peak */
++ board->num_ports = 3;
++ break;
++ case 0x104A: /* Prelude Diva 2 */
++ board->num_ports = 2;
++ break;
++ case 0x104B: /* Maestro */
++ board->num_ports = 4;
++ break;
++ case 0x1227: /* Powerbar */
++ board->num_ports = 1;
++ break;
++ }
++
++ return 0;
++}
++
++static int __devinit
++pci_xircom_fn(struct pci_dev *dev, struct pci_board *board, int enable)
++{
++ __set_current_state(TASK_UNINTERRUPTIBLE);
++ schedule_timeout(HZ/10);
++ return 0;
++}
++
++/*
++ * This is the configuration table for all of the PCI serial boards
++ * which we support. It is directly indexed by the pci_board_num_t enum
++ * value, which is encoded in the pci_device_id PCI probe table's
++ * driver_data member.
++ */
++enum pci_board_num_t {
++ pbn_b0_1_115200,
++ pbn_default = 0,
++
++ pbn_b0_2_115200,
++ pbn_b0_4_115200,
++
++ pbn_b0_1_921600,
++ pbn_b0_2_921600,
++ pbn_b0_4_921600,
++
++ pbn_b0_bt_1_115200,
++ pbn_b0_bt_2_115200,
++ pbn_b0_bt_1_460800,
++ pbn_b0_bt_2_460800,
++ pbn_b0_bt_2_921600,
++
++ pbn_b1_1_115200,
++ pbn_b1_2_115200,
++ pbn_b1_4_115200,
++ pbn_b1_8_115200,
++
++ pbn_b1_2_921600,
++ pbn_b1_4_921600,
++ pbn_b1_8_921600,
++
++ pbn_b1_2_1382400,
++ pbn_b1_4_1382400,
++ pbn_b1_8_1382400,
++
++ pbn_b2_1_115200,
++ pbn_b2_8_115200,
++ pbn_b2_4_460800,
++ pbn_b2_8_460800,
++ pbn_b2_16_460800,
++ pbn_b2_4_921600,
++ pbn_b2_8_921600,
++
++ pbn_b2_bt_1_115200,
++ pbn_b2_bt_2_115200,
++ pbn_b2_bt_4_115200,
++ pbn_b2_bt_2_921600,
++
++ pbn_panacom,
++ pbn_panacom2,
++ pbn_panacom4,
++ pbn_plx_romulus,
++ pbn_oxsemi,
++ pbn_timedia,
++ pbn_intel_i960,
++ pbn_sgi_ioc3,
++ pbn_hp_diva,
++#ifdef CONFIG_DDB5074
++ pbn_nec_nile4,
++#endif
++
++ pbn_dci_pccom4,
++ pbn_dci_pccom8,
++
++ pbn_xircom_combo,
++
++ pbn_siig10x_0,
++ pbn_siig10x_1,
++ pbn_siig10x_2,
++ pbn_siig10x_4,
++ pbn_siig20x_0,
++ pbn_siig20x_2,
++ pbn_siig20x_4,
++
++ pbn_computone_4,
++ pbn_computone_6,
++ pbn_computone_8,
++};
++
++static struct pci_board pci_boards[] __devinitdata = {
++ /*
++ * PCI Flags, Number of Ports, Base (Maximum) Baud Rate,
++ * Offset to get to next UART's registers,
++ * Register shift to use for memory-mapped I/O,
++ * Initialization function, first UART offset
++ */
++
++ /* Generic serial board, pbn_b0_1_115200, pbn_default */
++ { SPCI_FL_BASE0, 1, 115200 }, /* pbn_b0_1_115200,
++ pbn_default */
++
++ { SPCI_FL_BASE0, 2, 115200 }, /* pbn_b0_2_115200 */
++ { SPCI_FL_BASE0, 4, 115200 }, /* pbn_b0_4_115200 */
++
++ { SPCI_FL_BASE0, 1, 921600 }, /* pbn_b0_1_921600 */
++ { SPCI_FL_BASE0, 2, 921600 }, /* pbn_b0_2_921600 */
++ { SPCI_FL_BASE0, 4, 921600 }, /* pbn_b0_4_921600 */
++
++ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 }, /* pbn_b0_bt_1_115200 */
++ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 2, 115200 }, /* pbn_b0_bt_2_115200 */
++ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 460800 }, /* pbn_b0_bt_1_460800 */
++ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 2, 460800 }, /* pbn_b0_bt_2_460800 */
++ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 2, 921600 }, /* pbn_b0_bt_2_921600 */
++
++ { SPCI_FL_BASE1, 1, 115200 }, /* pbn_b1_1_115200 */
++ { SPCI_FL_BASE1, 2, 115200 }, /* pbn_b1_2_115200 */
++ { SPCI_FL_BASE1, 4, 115200 }, /* pbn_b1_4_115200 */
++ { SPCI_FL_BASE1, 8, 115200 }, /* pbn_b1_8_115200 */
++
++ { SPCI_FL_BASE1, 2, 921600 }, /* pbn_b1_2_921600 */
++ { SPCI_FL_BASE1, 4, 921600 }, /* pbn_b1_4_921600 */
++ { SPCI_FL_BASE1, 8, 921600 }, /* pbn_b1_8_921600 */
++
++ { SPCI_FL_BASE1, 2, 1382400 }, /* pbn_b1_2_1382400 */
++ { SPCI_FL_BASE1, 4, 1382400 }, /* pbn_b1_4_1382400 */
++ { SPCI_FL_BASE1, 8, 1382400 }, /* pbn_b1_8_1382400 */
++
++ { SPCI_FL_BASE2, 1, 115200 }, /* pbn_b2_1_115200 */
++ { SPCI_FL_BASE2, 8, 115200 }, /* pbn_b2_8_115200 */
++ { SPCI_FL_BASE2, 4, 460800 }, /* pbn_b2_4_460800 */
++ { SPCI_FL_BASE2, 8, 460800 }, /* pbn_b2_8_460800 */
++ { SPCI_FL_BASE2, 16, 460800 }, /* pbn_b2_16_460800 */
++ { SPCI_FL_BASE2, 4, 921600 }, /* pbn_b2_4_921600 */
++ { SPCI_FL_BASE2, 8, 921600 }, /* pbn_b2_8_921600 */
++
++ { SPCI_FL_BASE2 | SPCI_FL_BASE_TABLE, 1, 115200 }, /* pbn_b2_bt_1_115200 */
++ { SPCI_FL_BASE2 | SPCI_FL_BASE_TABLE, 2, 115200 }, /* pbn_b2_bt_2_115200 */
++ { SPCI_FL_BASE2 | SPCI_FL_BASE_TABLE, 4, 115200 }, /* pbn_b2_bt_4_115200 */
++ { SPCI_FL_BASE2 | SPCI_FL_BASE_TABLE, 2, 921600 }, /* pbn_b2_bt_2_921600 */
++
++ { SPCI_FL_BASE2, 2, 921600, /* IOMEM */ /* pbn_panacom */
++ 0x400, 7, pci_plx9050_fn },
++ { SPCI_FL_BASE2 | SPCI_FL_BASE_TABLE, 2, 921600, /* pbn_panacom2 */
++ 0x400, 7, pci_plx9050_fn },
++ { SPCI_FL_BASE2 | SPCI_FL_BASE_TABLE, 4, 921600, /* pbn_panacom4 */
++ 0x400, 7, pci_plx9050_fn },
++ { SPCI_FL_BASE2, 4, 921600, /* pbn_plx_romulus */
++ 0x20, 2, pci_plx9050_fn, 0x03 },
++ /* This board uses the size of PCI Base region 0 to
++ * signal now many ports are available */
++ { SPCI_FL_BASE0 | SPCI_FL_REGION_SZ_CAP, 32, 115200 }, /* pbn_oxsemi */
++ { SPCI_FL_BASE_TABLE, 1, 921600, /* pbn_timedia */
++ 0, 0, pci_timedia_fn },
++ /* EKF addition for i960 Boards form EKF with serial port */
++ { SPCI_FL_BASE0, 32, 921600, /* max 256 ports */ /* pbn_intel_i960 */
++ 8<<2, 2, pci_inteli960ni_fn, 0x10000},
++ { SPCI_FL_BASE0 | SPCI_FL_IRQRESOURCE, /* pbn_sgi_ioc3 */
++ 1, 458333, 0, 0, 0, 0x20178 },
++ { SPCI_FL_BASE0, 5, 115200, 8, 0, pci_hp_diva, 0}, /* pbn_hp_diva */
++#ifdef CONFIG_DDB5074
++ /*
++ * NEC Vrc-5074 (Nile 4) builtin UART.
++ * Conditionally compiled in since this is a motherboard device.
++ */
++ { SPCI_FL_BASE0, 1, 520833, /* pbn_nec_nile4 */
++ 64, 3, NULL, 0x300 },
++#endif
++
++ {SPCI_FL_BASE3, 4, 115200, 8}, /* pbn_dci_pccom4 */
++ {SPCI_FL_BASE3, 8, 115200, 8}, /* pbn_dci_pccom8 */
++
++ { SPCI_FL_BASE0, 1, 115200, /* pbn_xircom_combo */
++ 0, 0, pci_xircom_fn },
++
++ { SPCI_FL_BASE2, 1, 460800, /* pbn_siig10x_0 */
++ 0, 0, pci_siig10x_fn },
++ { SPCI_FL_BASE2, 1, 921600, /* pbn_siig10x_1 */
++ 0, 0, pci_siig10x_fn },
++ { SPCI_FL_BASE2 | SPCI_FL_BASE_TABLE, 2, 921600, /* pbn_siig10x_2 */
++ 0, 0, pci_siig10x_fn },
++ { SPCI_FL_BASE2 | SPCI_FL_BASE_TABLE, 4, 921600, /* pbn_siig10x_4 */
++ 0, 0, pci_siig10x_fn },
++ { SPCI_FL_BASE0, 1, 921600, /* pbn_siix20x_0 */
++ 0, 0, pci_siig20x_fn },
++ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 2, 921600, /* pbn_siix20x_2 */
++ 0, 0, pci_siig20x_fn },
++ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 4, 921600, /* pbn_siix20x_4 */
++ 0, 0, pci_siig20x_fn },
++
++ { SPCI_FL_BASE0, 4, 921600, /* IOMEM */ /* pbn_computone_4 */
++ 0x40, 2, NULL, 0x200 },
++ { SPCI_FL_BASE0, 6, 921600, /* IOMEM */ /* pbn_computone_6 */
++ 0x40, 2, NULL, 0x200 },
++ { SPCI_FL_BASE0, 8, 921600, /* IOMEM */ /* pbn_computone_8 */
++ 0x40, 2, NULL, 0x200 },
++};
++
++/*
++ * Given a complete unknown PCI device, try to use some heuristics to
++ * guess what the configuration might be, based on the pitiful PCI
++ * serial specs. Returns 0 on success, 1 on failure.
++ */
++static int __devinit serial_pci_guess_board(struct pci_dev *dev,
++ struct pci_board *board)
++{
++ int num_iomem = 0, num_port = 0, first_port = -1;
++ int i;
++
++ /*
++ * If it is not a communications device or the programming
++ * interface is greater than 6, give up.
++ *
++ * (Should we try to make guesses for multiport serial devices
++ * later?)
++ */
++ if ((((dev->class >> 8) != PCI_CLASS_COMMUNICATION_SERIAL) &&
++ ((dev->class >> 8) != PCI_CLASS_COMMUNICATION_MODEM)) ||
++ (dev->class & 0xff) > 6)
++ return 1;
++
++ for (i=0; i < 6; i++) {
++ if (IS_PCI_REGION_IOPORT(dev, i)) {
++ num_port++;
++ if (first_port == -1)
++ first_port = i;
++ }
++ if (IS_PCI_REGION_IOMEM(dev, i))
++ num_iomem++;
++ }
++
++ /*
++ * If there is 1 or 0 iomem regions, and exactly one port, use
++ * it.
++ */
++ if (num_iomem <= 1 && num_port == 1) {
++ board->flags = first_port;
++ return 0;
++ }
++ return 1;
++}
++
++static int __devinit serial_init_one(struct pci_dev *dev,
++ const struct pci_device_id *ent)
++{
++ struct pci_board *board, tmp;
++ int rc;
++
++ board = &pci_boards[ent->driver_data];
++
++ rc = pci_enable_device(dev);
++ if (rc) return rc;
++
++ if (ent->driver_data == pbn_default &&
++ serial_pci_guess_board(dev, board))
++ return -ENODEV;
++ else if (serial_pci_guess_board(dev, &tmp) == 0) {
++ printk(KERN_INFO "Redundant entry in serial pci_table. "
++ "Please send the output of\n"
++ "lspci -vv, this message (%04x,%04x,%04x,%04x)\n"
++ "and the manufacturer and name of "
++ "serial board or modem board\n"
++ "to serial-pci-info@lists.sourceforge.net.\n",
++ dev->vendor, dev->device,
++ pci_get_subvendor(dev), pci_get_subdevice(dev));
++ }
++
++ start_pci_pnp_board(dev, board);
++
++ return 0;
++}
++
++static void __devexit serial_remove_one(struct pci_dev *dev)
++{
++ int i;
++
++ /*
++ * Iterate through all of the ports finding those that belong
++ * to this PCI device.
++ */
++ for(i = 0; i < NR_PORTS; i++) {
++ if (rs_table[i].dev != dev)
++ continue;
++ unregister_serial(i);
++ rs_table[i].dev = 0;
++ }
++ /*
++ * Now execute any board-specific shutdown procedure
++ */
++ for (i=0; i < NR_PCI_BOARDS; i++) {
++ struct pci_board_inst *brd = &serial_pci_board[i];
++
++ if (serial_pci_board[i].dev != dev)
++ continue;
++ if (brd->board.init_fn)
++ (brd->board.init_fn)(brd->dev, &brd->board, 0);
++ if (DEACTIVATE_FUNC(brd->dev))
++ (DEACTIVATE_FUNC(brd->dev))(brd->dev);
++ serial_pci_board[i].dev = 0;
++ }
++}
++
++
++static struct pci_device_id serial_pci_tbl[] __devinitdata = {
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V960,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH8_232, 0, 0,
++ pbn_b1_8_1382400 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V960,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH4_232, 0, 0,
++ pbn_b1_4_1382400 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V960,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH2_232, 0, 0,
++ pbn_b1_2_1382400 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V351,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH8_232, 0, 0,
++ pbn_b1_8_1382400 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V351,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH4_232, 0, 0,
++ pbn_b1_4_1382400 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V351,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH2_232, 0, 0,
++ pbn_b1_2_1382400 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V351,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH8_485, 0, 0,
++ pbn_b1_8_921600 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V351,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH8_485_4_4, 0, 0,
++ pbn_b1_8_921600 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V351,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH4_485, 0, 0,
++ pbn_b1_4_921600 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V351,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH4_485_2_2, 0, 0,
++ pbn_b1_4_921600 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V351,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH2_485, 0, 0,
++ pbn_b1_2_921600 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V351,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH8_485_2_6, 0, 0,
++ pbn_b1_8_921600 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V351,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH081101V1, 0, 0,
++ pbn_b1_8_921600 },
++ { PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V351,
++ PCI_SUBVENDOR_ID_CONNECT_TECH,
++ PCI_SUBDEVICE_ID_CONNECT_TECH_BH041101V1, 0, 0,
++ pbn_b1_4_921600 },
++
++ { PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_U530,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_bt_1_115200 },
++ { PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_UCOMM2,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_bt_2_115200 },
++ { PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_UCOMM422,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_bt_4_115200 },
++ { PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_UCOMM232,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_bt_2_115200 },
++ { PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_COMM4,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_bt_4_115200 },
++ { PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_COMM8,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_8_115200 },
++
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_GTEK_SERIAL2,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_bt_2_115200 },
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_SPCOM200,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_bt_2_921600 },
++ /* VScom SPCOM800, from sl@s.pl */
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_SPCOM800,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_8_921600 },
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_1077,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_4_921600 },
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
++ PCI_SUBVENDOR_ID_KEYSPAN,
++ PCI_SUBDEVICE_ID_KEYSPAN_SX2, 0, 0,
++ pbn_panacom },
++ { PCI_VENDOR_ID_PANACOM, PCI_DEVICE_ID_PANACOM_QUADMODEM,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_panacom4 },
++ { PCI_VENDOR_ID_PANACOM, PCI_DEVICE_ID_PANACOM_DUALMODEM,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_panacom2 },
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
++ PCI_SUBVENDOR_ID_CHASE_PCIFAST,
++ PCI_SUBDEVICE_ID_CHASE_PCIFAST4, 0, 0,
++ pbn_b2_4_460800 },
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
++ PCI_SUBVENDOR_ID_CHASE_PCIFAST,
++ PCI_SUBDEVICE_ID_CHASE_PCIFAST8, 0, 0,
++ pbn_b2_8_460800 },
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
++ PCI_SUBVENDOR_ID_CHASE_PCIFAST,
++ PCI_SUBDEVICE_ID_CHASE_PCIFAST16, 0, 0,
++ pbn_b2_16_460800 },
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
++ PCI_SUBVENDOR_ID_CHASE_PCIFAST,
++ PCI_SUBDEVICE_ID_CHASE_PCIFAST16FMC, 0, 0,
++ pbn_b2_16_460800 },
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
++ PCI_SUBVENDOR_ID_CHASE_PCIRAS,
++ PCI_SUBDEVICE_ID_CHASE_PCIRAS4, 0, 0,
++ pbn_b2_4_460800 },
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
++ PCI_SUBVENDOR_ID_CHASE_PCIRAS,
++ PCI_SUBDEVICE_ID_CHASE_PCIRAS8, 0, 0,
++ pbn_b2_8_460800 },
++ /* Megawolf Romulus PCI Serial Card, from Mike Hudson */
++ /* (Exoray@isys.ca) */
++ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_ROMULUS,
++ 0x10b5, 0x106a, 0, 0,
++ pbn_plx_romulus },
++ { PCI_VENDOR_ID_QUATECH, PCI_DEVICE_ID_QUATECH_QSC100,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b1_4_115200 },
++ { PCI_VENDOR_ID_QUATECH, PCI_DEVICE_ID_QUATECH_DSC100,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b1_2_115200 },
++ { PCI_VENDOR_ID_QUATECH, PCI_DEVICE_ID_QUATECH_ESC100D,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b1_8_115200 },
++ { PCI_VENDOR_ID_QUATECH, PCI_DEVICE_ID_QUATECH_ESC100M,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b1_8_115200 },
++ { PCI_VENDOR_ID_SPECIALIX, PCI_DEVICE_ID_OXSEMI_16PCI954,
++ PCI_VENDOR_ID_SPECIALIX, PCI_SUBDEVICE_ID_SPECIALIX_SPEED4, 0, 0,
++ pbn_b0_4_921600 },
++ { PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_16PCI954,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_4_115200 },
++ { PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_16PCI952,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_bt_2_921600 },
++
++ /* Digitan DS560-558, from jimd@esoft.com */
++ { PCI_VENDOR_ID_ATT, PCI_DEVICE_ID_ATT_VENUS_MODEM,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b1_1_115200 },
++
++ /* 3Com US Robotics 56k Voice Internal PCI model 5610 */
++ { PCI_VENDOR_ID_USR, 0x1008,
++ PCI_ANY_ID, PCI_ANY_ID, },
++
++ /* Titan Electronic cards */
++ { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_100,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_1_921600 },
++ { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_200,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_2_921600 },
++ { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_400,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_4_921600 },
++ { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_800B,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_4_921600 },
++ { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_100L,
++ PCI_ANY_ID, PCI_ANY_ID,
++ SPCI_FL_BASE1, 1, 921600 },
++ { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_200L,
++ PCI_ANY_ID, PCI_ANY_ID,
++ SPCI_FL_BASE1 | SPCI_FL_BASE_TABLE, 2, 921600 },
++ /* The 400L and 800L have a custom hack in get_pci_port */
++ { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_400L,
++ PCI_ANY_ID, PCI_ANY_ID,
++ SPCI_FL_BASE_TABLE, 4, 921600 },
++ { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_800L,
++ PCI_ANY_ID, PCI_ANY_ID,
++ SPCI_FL_BASE_TABLE, 8, 921600 },
++
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S_10x_550,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig10x_0 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S_10x_650,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig10x_0 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S_10x_850,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig10x_0 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S_10x_550,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig10x_2 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S_10x_650,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig10x_2 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S_10x_850,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig10x_2 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_4S_10x_550,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig10x_4 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_4S_10x_650,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig10x_4 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_4S_10x_850,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig10x_4 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S_20x_550,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig20x_0 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S_20x_650,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig20x_0 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S_20x_850,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig20x_0 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S_20x_550,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig20x_2 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S_20x_650,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig20x_2 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S_20x_850,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig20x_2 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_4S_20x_550,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig20x_4 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_4S_20x_650,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig20x_4 },
++ { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_4S_20x_850,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_siig20x_4 },
++
++ /* Computone devices submitted by Doug McNash dmcnash@computone.com */
++ { PCI_VENDOR_ID_COMPUTONE, PCI_DEVICE_ID_COMPUTONE_PG,
++ PCI_SUBVENDOR_ID_COMPUTONE, PCI_SUBDEVICE_ID_COMPUTONE_PG4,
++ 0, 0, pbn_computone_4 },
++ { PCI_VENDOR_ID_COMPUTONE, PCI_DEVICE_ID_COMPUTONE_PG,
++ PCI_SUBVENDOR_ID_COMPUTONE, PCI_SUBDEVICE_ID_COMPUTONE_PG8,
++ 0, 0, pbn_computone_8 },
++ { PCI_VENDOR_ID_COMPUTONE, PCI_DEVICE_ID_COMPUTONE_PG,
++ PCI_SUBVENDOR_ID_COMPUTONE, PCI_SUBDEVICE_ID_COMPUTONE_PG6,
++ 0, 0, pbn_computone_6 },
++
++ { PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_16PCI95N,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0, pbn_oxsemi },
++ { PCI_VENDOR_ID_TIMEDIA, PCI_DEVICE_ID_TIMEDIA_1889,
++ PCI_VENDOR_ID_TIMEDIA, PCI_ANY_ID, 0, 0, pbn_timedia },
++
++ { PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_DSERIAL,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_bt_2_115200 },
++ { PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_QUATRO_A,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_bt_2_115200 },
++ { PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_QUATRO_B,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_bt_2_115200 },
++ { PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_PORT_PLUS,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_bt_2_460800 },
++ { PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_QUAD_A,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_bt_2_460800 },
++ { PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_QUAD_B,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_bt_2_460800 },
++ { PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_SSERIAL,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_bt_1_115200 },
++ { PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_PORT_650,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b0_bt_1_460800 },
++
++ /* RAStel 2 port modem, gerg@moreton.com.au */
++ { PCI_VENDOR_ID_MORETON, PCI_DEVICE_ID_RASTEL_2PORT,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_bt_2_115200 },
++
++ /* EKF addition for i960 Boards form EKF with serial port */
++ { PCI_VENDOR_ID_INTEL, 0x1960,
++ 0xE4BF, PCI_ANY_ID, 0, 0,
++ pbn_intel_i960 },
++
++ /* Xircom Cardbus/Ethernet combos */
++ { PCI_VENDOR_ID_XIRCOM, PCI_DEVICE_ID_XIRCOM_X3201_MDM,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_xircom_combo },
++
++ /*
++ * Untested PCI modems, sent in from various folks...
++ */
++
++ /* Elsa Model 56K PCI Modem, from Andreas Rath <arh@01019freenet.de> */
++ { PCI_VENDOR_ID_ROCKWELL, 0x1004,
++ 0x1048, 0x1500, 0, 0,
++ pbn_b1_1_115200 },
++
++ { PCI_VENDOR_ID_SGI, PCI_DEVICE_ID_SGI_IOC3,
++ 0xFF00, 0, 0, 0,
++ pbn_sgi_ioc3 },
++
++ /* HP Diva card */
++ { PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_SAS,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_hp_diva },
++ { PCI_VENDOR_ID_HP, 0x1290,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_b2_1_115200 },
++
++#ifdef CONFIG_DDB5074
++ /*
++ * NEC Vrc-5074 (Nile 4) builtin UART.
++ * Conditionally compiled in since this is a motherboard device.
++ */
++ { PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_NILE4,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_nec_nile4 },
++#endif
++
++ { PCI_VENDOR_ID_DCI, PCI_DEVICE_ID_DCI_PCCOM4,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_dci_pccom4 },
++ { PCI_VENDOR_ID_DCI, PCI_DEVICE_ID_DCI_PCCOM8,
++ PCI_ANY_ID, PCI_ANY_ID, 0, 0,
++ pbn_dci_pccom8 },
++
++ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
++ PCI_CLASS_COMMUNICATION_SERIAL << 8, 0xffff00, },
++ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
++ PCI_CLASS_COMMUNICATION_MODEM << 8, 0xffff00, },
++ { 0, }
++};
++
++MODULE_DEVICE_TABLE(pci, serial_pci_tbl);
++
++static struct pci_driver serial_pci_driver = {
++ name: "serial",
++ probe: serial_init_one,
++ remove: __devexit_p(serial_remove_one),
++ id_table: serial_pci_tbl,
++};
++
++
++/*
++ * Query PCI space for known serial boards
++ * If found, add them to the PCI device space in rs_table[]
++ *
++ * Accept a maximum of eight boards
++ *
++ */
++static void __devinit probe_serial_pci(void)
++{
++#ifdef SERIAL_DEBUG_PCI
++ printk(KERN_DEBUG "Entered probe_serial_pci()\n");
++#endif
++
++ /* Register call PCI serial devices. Null out
++ * the driver name upon failure, as a signal
++ * not to attempt to unregister the driver later
++ */
++ if (pci_module_init (&serial_pci_driver) != 0)
++ serial_pci_driver.name = "";
++
++#ifdef SERIAL_DEBUG_PCI
++ printk(KERN_DEBUG "Leaving probe_serial_pci() (probe finished)\n");
++#endif
++ return;
++}
++
++#endif /* ENABLE_SERIAL_PCI */
++
++#ifdef ENABLE_SERIAL_PNP
++
++struct pnp_board {
++ unsigned short vendor;
++ unsigned short device;
++};
++
++static struct pnp_board pnp_devices[] __devinitdata = {
++ /* Archtek America Corp. */
++ /* Archtek SmartLink Modem 3334BT Plug & Play */
++ { ISAPNP_VENDOR('A', 'A', 'C'), ISAPNP_DEVICE(0x000F) },
++ /* Anchor Datacomm BV */
++ /* SXPro 144 External Data Fax Modem Plug & Play */
++ { ISAPNP_VENDOR('A', 'D', 'C'), ISAPNP_DEVICE(0x0001) },
++ /* SXPro 288 External Data Fax Modem Plug & Play */
++ { ISAPNP_VENDOR('A', 'D', 'C'), ISAPNP_DEVICE(0x0002) },
++ /* Rockwell 56K ACF II Fax+Data+Voice Modem */
++ { ISAPNP_VENDOR('A', 'K', 'Y'), ISAPNP_DEVICE(0x1021) },
++ /* AZT3005 PnP SOUND DEVICE */
++ { ISAPNP_VENDOR('A', 'Z', 'T'), ISAPNP_DEVICE(0x4001) },
++ /* Best Data Products Inc. Smart One 336F PnP Modem */
++ { ISAPNP_VENDOR('B', 'D', 'P'), ISAPNP_DEVICE(0x3336) },
++ /* Boca Research */
++ /* Boca Complete Ofc Communicator 14.4 Data-FAX */
++ { ISAPNP_VENDOR('B', 'R', 'I'), ISAPNP_DEVICE(0x0A49) },
++ /* Boca Research 33,600 ACF Modem */
++ { ISAPNP_VENDOR('B', 'R', 'I'), ISAPNP_DEVICE(0x1400) },
++ /* Boca 33.6 Kbps Internal FD34FSVD */
++ { ISAPNP_VENDOR('B', 'R', 'I'), ISAPNP_DEVICE(0x3400) },
++ /* Boca 33.6 Kbps Internal FD34FSVD */
++ { ISAPNP_VENDOR('B', 'R', 'I'), ISAPNP_DEVICE(0x0A49) },
++ /* Best Data Products Inc. Smart One 336F PnP Modem */
++ { ISAPNP_VENDOR('B', 'D', 'P'), ISAPNP_DEVICE(0x3336) },
++ /* Computer Peripherals Inc */
++ /* EuroViVa CommCenter-33.6 SP PnP */
++ { ISAPNP_VENDOR('C', 'P', 'I'), ISAPNP_DEVICE(0x4050) },
++ /* Creative Labs */
++ /* Creative Labs Phone Blaster 28.8 DSVD PnP Voice */
++ { ISAPNP_VENDOR('C', 'T', 'L'), ISAPNP_DEVICE(0x3001) },
++ /* Creative Labs Modem Blaster 28.8 DSVD PnP Voice */
++ { ISAPNP_VENDOR('C', 'T', 'L'), ISAPNP_DEVICE(0x3011) },
++ /* Creative */
++ /* Creative Modem Blaster Flash56 DI5601-1 */
++ { ISAPNP_VENDOR('D', 'M', 'B'), ISAPNP_DEVICE(0x1032) },
++ /* Creative Modem Blaster V.90 DI5660 */
++ { ISAPNP_VENDOR('D', 'M', 'B'), ISAPNP_DEVICE(0x2001) },
++ /* FUJITSU */
++ /* Fujitsu 33600 PnP-I2 R Plug & Play */
++ { ISAPNP_VENDOR('F', 'U', 'J'), ISAPNP_DEVICE(0x0202) },
++ /* Fujitsu FMV-FX431 Plug & Play */
++ { ISAPNP_VENDOR('F', 'U', 'J'), ISAPNP_DEVICE(0x0205) },
++ /* Fujitsu 33600 PnP-I4 R Plug & Play */
++ { ISAPNP_VENDOR('F', 'U', 'J'), ISAPNP_DEVICE(0x0206) },
++ /* Fujitsu Fax Voice 33600 PNP-I5 R Plug & Play */
++ { ISAPNP_VENDOR('F', 'U', 'J'), ISAPNP_DEVICE(0x0209) },
++ /* Archtek America Corp. */
++ /* Archtek SmartLink Modem 3334BT Plug & Play */
++ { ISAPNP_VENDOR('G', 'V', 'C'), ISAPNP_DEVICE(0x000F) },
++ /* Hayes */
++ /* Hayes Optima 288 V.34-V.FC + FAX + Voice Plug & Play */
++ { ISAPNP_VENDOR('H', 'A', 'Y'), ISAPNP_DEVICE(0x0001) },
++ /* Hayes Optima 336 V.34 + FAX + Voice PnP */
++ { ISAPNP_VENDOR('H', 'A', 'Y'), ISAPNP_DEVICE(0x000C) },
++ /* Hayes Optima 336B V.34 + FAX + Voice PnP */
++ { ISAPNP_VENDOR('H', 'A', 'Y'), ISAPNP_DEVICE(0x000D) },
++ /* Hayes Accura 56K Ext Fax Modem PnP */
++ { ISAPNP_VENDOR('H', 'A', 'Y'), ISAPNP_DEVICE(0x5670) },
++ /* Hayes Accura 56K Ext Fax Modem PnP */
++ { ISAPNP_VENDOR('H', 'A', 'Y'), ISAPNP_DEVICE(0x5674) },
++ /* Hayes Accura 56K Fax Modem PnP */
++ { ISAPNP_VENDOR('H', 'A', 'Y'), ISAPNP_DEVICE(0x5675) },
++ /* Hayes 288, V.34 + FAX */
++ { ISAPNP_VENDOR('H', 'A', 'Y'), ISAPNP_DEVICE(0xF000) },
++ /* Hayes Optima 288 V.34 + FAX + Voice, Plug & Play */
++ { ISAPNP_VENDOR('H', 'A', 'Y'), ISAPNP_DEVICE(0xF001) },
++ /* IBM */
++ /* IBM Thinkpad 701 Internal Modem Voice */
++ { ISAPNP_VENDOR('I', 'B', 'M'), ISAPNP_DEVICE(0x0033) },
++ /* Intertex */
++ /* Intertex 28k8 33k6 Voice EXT PnP */
++ { ISAPNP_VENDOR('I', 'X', 'D'), ISAPNP_DEVICE(0xC801) },
++ /* Intertex 33k6 56k Voice EXT PnP */
++ { ISAPNP_VENDOR('I', 'X', 'D'), ISAPNP_DEVICE(0xC901) },
++ /* Intertex 28k8 33k6 Voice SP EXT PnP */
++ { ISAPNP_VENDOR('I', 'X', 'D'), ISAPNP_DEVICE(0xD801) },
++ /* Intertex 33k6 56k Voice SP EXT PnP */
++ { ISAPNP_VENDOR('I', 'X', 'D'), ISAPNP_DEVICE(0xD901) },
++ /* Intertex 28k8 33k6 Voice SP INT PnP */
++ { ISAPNP_VENDOR('I', 'X', 'D'), ISAPNP_DEVICE(0xF401) },
++ /* Intertex 28k8 33k6 Voice SP EXT PnP */
++ { ISAPNP_VENDOR('I', 'X', 'D'), ISAPNP_DEVICE(0xF801) },
++ /* Intertex 33k6 56k Voice SP EXT PnP */
++ { ISAPNP_VENDOR('I', 'X', 'D'), ISAPNP_DEVICE(0xF901) },
++ /* Kortex International */
++ /* KORTEX 28800 Externe PnP */
++ { ISAPNP_VENDOR('K', 'O', 'R'), ISAPNP_DEVICE(0x4522) },
++ /* KXPro 33.6 Vocal ASVD PnP */
++ { ISAPNP_VENDOR('K', 'O', 'R'), ISAPNP_DEVICE(0xF661) },
++ /* Lasat */
++ /* LASAT Internet 33600 PnP */
++ { ISAPNP_VENDOR('L', 'A', 'S'), ISAPNP_DEVICE(0x4040) },
++ /* Lasat Safire 560 PnP */
++ { ISAPNP_VENDOR('L', 'A', 'S'), ISAPNP_DEVICE(0x4540) },
++ /* Lasat Safire 336 PnP */
++ { ISAPNP_VENDOR('L', 'A', 'S'), ISAPNP_DEVICE(0x5440) },
++ /* Microcom, Inc. */
++ /* Microcom TravelPorte FAST V.34 Plug & Play */
++ { ISAPNP_VENDOR('M', 'N', 'P'), ISAPNP_DEVICE(0x281) },
++ /* Microcom DeskPorte V.34 FAST or FAST+ Plug & Play */
++ { ISAPNP_VENDOR('M', 'N', 'P'), ISAPNP_DEVICE(0x0336) },
++ /* Microcom DeskPorte FAST EP 28.8 Plug & Play */
++ { ISAPNP_VENDOR('M', 'N', 'P'), ISAPNP_DEVICE(0x0339) },
++ /* Microcom DeskPorte 28.8P Plug & Play */
++ { ISAPNP_VENDOR('M', 'N', 'P'), ISAPNP_DEVICE(0x0342) },
++ /* Microcom DeskPorte FAST ES 28.8 Plug & Play */
++ { ISAPNP_VENDOR('M', 'N', 'P'), ISAPNP_DEVICE(0x0500) },
++ /* Microcom DeskPorte FAST ES 28.8 Plug & Play */
++ { ISAPNP_VENDOR('M', 'N', 'P'), ISAPNP_DEVICE(0x0501) },
++ /* Microcom DeskPorte 28.8S Internal Plug & Play */
++ { ISAPNP_VENDOR('M', 'N', 'P'), ISAPNP_DEVICE(0x0502) },
++ /* Motorola */
++ /* Motorola BitSURFR Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1105) },
++ /* Motorola TA210 Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1111) },
++ /* Motorola HMTA 200 (ISDN) Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1114) },
++ /* Motorola BitSURFR Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1115) },
++ /* Motorola Lifestyle 28.8 Internal */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1190) },
++ /* Motorola V.3400 Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1501) },
++ /* Motorola Lifestyle 28.8 V.34 Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1502) },
++ /* Motorola Power 28.8 V.34 Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1505) },
++ /* Motorola ModemSURFR External 28.8 Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1509) },
++ /* Motorola Premier 33.6 Desktop Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x150A) },
++ /* Motorola VoiceSURFR 56K External PnP */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x150F) },
++ /* Motorola ModemSURFR 56K External PnP */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1510) },
++ /* Motorola ModemSURFR 56K Internal PnP */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1550) },
++ /* Motorola ModemSURFR Internal 28.8 Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1560) },
++ /* Motorola Premier 33.6 Internal Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x1580) },
++ /* Motorola OnlineSURFR 28.8 Internal Plug & Play */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x15B0) },
++ /* Motorola VoiceSURFR 56K Internal PnP */
++ { ISAPNP_VENDOR('M', 'O', 'T'), ISAPNP_DEVICE(0x15F0) },
++ /* Com 1 */
++ /* Deskline K56 Phone System PnP */
++ { ISAPNP_VENDOR('M', 'V', 'X'), ISAPNP_DEVICE(0x00A1) },
++ /* PC Rider K56 Phone System PnP */
++ { ISAPNP_VENDOR('M', 'V', 'X'), ISAPNP_DEVICE(0x00F2) },
++ /* Pace 56 Voice Internal Plug & Play Modem */
++ { ISAPNP_VENDOR('P', 'M', 'C'), ISAPNP_DEVICE(0x2430) },
++ /* Generic */
++ /* Generic standard PC COM port */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0x0500) },
++ /* Generic 16550A-compatible COM port */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0x0501) },
++ /* Compaq 14400 Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC000) },
++ /* Compaq 2400/9600 Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC001) },
++ /* Dial-Up Networking Serial Cable between 2 PCs */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC031) },
++ /* Dial-Up Networking Parallel Cable between 2 PCs */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC032) },
++ /* Standard 9600 bps Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC100) },
++ /* Standard 14400 bps Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC101) },
++ /* Standard 28800 bps Modem*/
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC102) },
++ /* Standard Modem*/
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC103) },
++ /* Standard 9600 bps Modem*/
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC104) },
++ /* Standard 14400 bps Modem*/
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC105) },
++ /* Standard 28800 bps Modem*/
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC106) },
++ /* Standard Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC107) },
++ /* Standard 9600 bps Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC108) },
++ /* Standard 14400 bps Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC109) },
++ /* Standard 28800 bps Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC10A) },
++ /* Standard Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC10B) },
++ /* Standard 9600 bps Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC10C) },
++ /* Standard 14400 bps Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC10D) },
++ /* Standard 28800 bps Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC10E) },
++ /* Standard Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0xC10F) },
++ /* Standard PCMCIA Card Modem */
++ { ISAPNP_VENDOR('P', 'N', 'P'), ISAPNP_DEVICE(0x2000) },
++ /* Rockwell */
++ /* Modular Technology */
++ /* Rockwell 33.6 DPF Internal PnP */
++ /* Modular Technology 33.6 Internal PnP */
++ { ISAPNP_VENDOR('R', 'O', 'K'), ISAPNP_DEVICE(0x0030) },
++ /* Kortex International */
++ /* KORTEX 14400 Externe PnP */
++ { ISAPNP_VENDOR('R', 'O', 'K'), ISAPNP_DEVICE(0x0100) },
++ /* Viking Components, Inc */
++ /* Viking 28.8 INTERNAL Fax+Data+Voice PnP */
++ { ISAPNP_VENDOR('R', 'O', 'K'), ISAPNP_DEVICE(0x4920) },
++ /* Rockwell */
++ /* British Telecom */
++ /* Modular Technology */
++ /* Rockwell 33.6 DPF External PnP */
++ /* BT Prologue 33.6 External PnP */
++ /* Modular Technology 33.6 External PnP */
++ { ISAPNP_VENDOR('R', 'S', 'S'), ISAPNP_DEVICE(0x00A0) },
++ /* Viking 56K FAX INT */
++ { ISAPNP_VENDOR('R', 'S', 'S'), ISAPNP_DEVICE(0x0262) },
++ /* SupraExpress 28.8 Data/Fax PnP modem */
++ { ISAPNP_VENDOR('S', 'U', 'P'), ISAPNP_DEVICE(0x1310) },
++ /* SupraExpress 33.6 Data/Fax PnP modem */
++ { ISAPNP_VENDOR('S', 'U', 'P'), ISAPNP_DEVICE(0x1421) },
++ /* SupraExpress 33.6 Data/Fax PnP modem */
++ { ISAPNP_VENDOR('S', 'U', 'P'), ISAPNP_DEVICE(0x1590) },
++ /* SupraExpress 33.6 Data/Fax PnP modem */
++ { ISAPNP_VENDOR('S', 'U', 'P'), ISAPNP_DEVICE(0x1760) },
++ /* Phoebe Micro */
++ /* Phoebe Micro 33.6 Data Fax 1433VQH Plug & Play */
++ { ISAPNP_VENDOR('T', 'E', 'X'), ISAPNP_DEVICE(0x0011) },
++ /* Archtek America Corp. */
++ /* Archtek SmartLink Modem 3334BT Plug & Play */
++ { ISAPNP_VENDOR('U', 'A', 'C'), ISAPNP_DEVICE(0x000F) },
++ /* 3Com Corp. */
++ /* Gateway Telepath IIvi 33.6 */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x0000) },
++ /* Sportster Vi 14.4 PnP FAX Voicemail */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x0004) },
++ /* U.S. Robotics 33.6K Voice INT PnP */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x0006) },
++ /* U.S. Robotics 33.6K Voice EXT PnP */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x0007) },
++ /* U.S. Robotics 33.6K Voice INT PnP */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x2002) },
++ /* U.S. Robotics 56K Voice INT PnP */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x2070) },
++ /* U.S. Robotics 56K Voice EXT PnP */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x2080) },
++ /* U.S. Robotics 56K FAX INT */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x3031) },
++ /* U.S. Robotics 56K Voice INT PnP */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x3070) },
++ /* U.S. Robotics 56K Voice EXT PnP */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x3080) },
++ /* U.S. Robotics 56K Voice INT PnP */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x3090) },
++ /* U.S. Robotics 56K Message */
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x9100) },
++ /* U.S. Robotics 56K FAX EXT PnP*/
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x9160) },
++ /* U.S. Robotics 56K FAX INT PnP*/
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x9170) },
++ /* U.S. Robotics 56K Voice EXT PnP*/
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x9180) },
++ /* U.S. Robotics 56K Voice INT PnP*/
++ { ISAPNP_VENDOR('U', 'S', 'R'), ISAPNP_DEVICE(0x9190) },
++ { 0, }
++};
++
++static inline void avoid_irq_share(struct pci_dev *dev)
++{
++ int i, map = 0x1FF8;
++ struct serial_state *state = rs_table;
++ struct isapnp_irq *irq;
++ struct isapnp_resources *res = dev->sysdata;
++
++ for (i = 0; i < NR_PORTS; i++) {
++ if (state->type != PORT_UNKNOWN)
++ clear_bit(state->irq, &map);
++ state++;
++ }
++
++ for ( ; res; res = res->alt)
++ for(irq = res->irq; irq; irq = irq->next)
++ irq->map = map;
++}
++
++static char *modem_names[] __devinitdata = {
++ "MODEM", "Modem", "modem", "FAX", "Fax", "fax",
++ "56K", "56k", "K56", "33.6", "28.8", "14.4",
++ "33,600", "28,800", "14,400", "33.600", "28.800", "14.400",
++ "33600", "28800", "14400", "V.90", "V.34", "V.32", 0
++};
++
++static int __devinit check_name(char *name)
++{
++ char **tmp = modem_names;
++
++ while (*tmp) {
++ if (strstr(name, *tmp))
++ return 1;
++ tmp++;
++ }
++ return 0;
++}
++
++static inline int check_compatible_id(struct pci_dev *dev)
++{
++ int i;
++ for (i = 0; i < DEVICE_COUNT_COMPATIBLE; i++)
++ if ((dev->vendor_compatible[i] ==
++ ISAPNP_VENDOR('P', 'N', 'P')) &&
++ (swab16(dev->device_compatible[i]) >= 0xc000) &&
++ (swab16(dev->device_compatible[i]) <= 0xdfff))
++ return 0;
++ return 1;
++}
++
++/*
++ * Given a complete unknown ISA PnP device, try to use some heuristics to
++ * detect modems. Currently use such heuristic set:
++ * - dev->name or dev->bus->name must contain "modem" substring;
++ * - device must have only one IO region (8 byte long) with base adress
++ * 0x2e8, 0x3e8, 0x2f8 or 0x3f8.
++ *
++ * Such detection looks very ugly, but can detect at least some of numerous
++ * ISA PnP modems, alternatively we must hardcode all modems in pnp_devices[]
++ * table.
++ */
++static int _INLINE_ serial_pnp_guess_board(struct pci_dev *dev,
++ struct pci_board *board)
++{
++ struct isapnp_resources *res = (struct isapnp_resources *)dev->sysdata;
++ struct isapnp_resources *resa;
++
++ if (!(check_name(dev->name) || check_name(dev->bus->name)) &&
++ !(check_compatible_id(dev)))
++ return 1;
++
++ if (!res || res->next)
++ return 1;
++
++ for (resa = res->alt; resa; resa = resa->alt) {
++ struct isapnp_port *port;
++ for (port = res->port; port; port = port->next)
++ if ((port->size == 8) &&
++ ((port->min == 0x2f8) ||
++ (port->min == 0x3f8) ||
++ (port->min == 0x2e8) ||
++ (port->min == 0x3e8)))
++ return 0;
++ }
++
++ return 1;
++}
++
++static void __devinit probe_serial_pnp(void)
++{
++ struct pci_dev *dev = NULL;
++ struct pnp_board *pnp_board;
++ struct pci_board board;
++
++#ifdef SERIAL_DEBUG_PNP
++ printk("Entered probe_serial_pnp()\n");
++#endif
++ if (!isapnp_present()) {
++#ifdef SERIAL_DEBUG_PNP
++ printk("Leaving probe_serial_pnp() (no isapnp)\n");
++#endif
++ return;
++ }
++
++ isapnp_for_each_dev(dev) {
++ if (dev->active)
++ continue;
++
++ memset(&board, 0, sizeof(board));
++ board.flags = SPCI_FL_BASE0 | SPCI_FL_PNPDEFAULT;
++ board.num_ports = 1;
++ board.base_baud = 115200;
++
++ for (pnp_board = pnp_devices; pnp_board->vendor; pnp_board++)
++ if ((dev->vendor == pnp_board->vendor) &&
++ (dev->device == pnp_board->device))
++ break;
++
++ if (pnp_board->vendor) {
++ /* Special case that's more efficient to hardcode */
++ if ((pnp_board->vendor == ISAPNP_VENDOR('A', 'K', 'Y') &&
++ pnp_board->device == ISAPNP_DEVICE(0x1021)))
++ board.flags |= SPCI_FL_NO_SHIRQ;
++ } else {
++ if (serial_pnp_guess_board(dev, &board))
++ continue;
++ }
++
++ if (board.flags & SPCI_FL_NO_SHIRQ)
++ avoid_irq_share(dev);
++ start_pci_pnp_board(dev, &board);
++ }
++
++#ifdef SERIAL_DEBUG_PNP
++ printk("Leaving probe_serial_pnp() (probe finished)\n");
++#endif
++ return;
++}
++
++#endif /* ENABLE_SERIAL_PNP */
++
++/*
++ * The serial driver boot-time initialization code!
++ */
++static int __init rs_init(void)
++{
++ int i;
++ struct serial_state * state;
++
++ init_bh(SERIAL_BH, do_serial_bh);
++ init_timer(&serial_timer);
++ serial_timer.function = rs_timer;
++ mod_timer(&serial_timer, jiffies + RS_STROBE_TIME);
++
++ for (i = 0; i < NR_IRQS; i++) {
++ IRQ_ports[i] = 0;
++ IRQ_timeout[i] = 0;
++#ifdef CONFIG_SERIAL_MULTIPORT
++ memset(&rs_multiport[i], 0,
++ sizeof(struct rs_multiport_struct));
++#endif
++ }
++ show_serial_version();
++
++ /* Initialize the tty_driver structure */
++
++ memset(&serial_driver, 0, sizeof(struct tty_driver));
++ serial_driver.magic = TTY_DRIVER_MAGIC;
++#if (LINUX_VERSION_CODE > 0x20100)
++ serial_driver.driver_name = "serial";
++#endif
++#if (LINUX_VERSION_CODE > 0x2032D && defined(CONFIG_DEVFS_FS))
++ serial_driver.name = "tts/%d";
++#else
++ serial_driver.name = "ttyS";
++#endif
++ serial_driver.major = TTY_MAJOR;
++ serial_driver.minor_start = 64 + SERIAL_DEV_OFFSET;
++ serial_driver.name_base = SERIAL_DEV_OFFSET;
++ serial_driver.num = NR_PORTS;
++ serial_driver.type = TTY_DRIVER_TYPE_SERIAL;
++ serial_driver.subtype = SERIAL_TYPE_NORMAL;
++ serial_driver.init_termios = tty_std_termios;
++ serial_driver.init_termios.c_cflag =
++ B9600 | CS8 | CREAD | HUPCL | CLOCAL;
++ serial_driver.flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_NO_DEVFS;
++ serial_driver.refcount = &serial_refcount;
++ serial_driver.table = serial_table;
++ serial_driver.termios = serial_termios;
++ serial_driver.termios_locked = serial_termios_locked;
++
++ serial_driver.open = rs_open;
++ serial_driver.close = rs_close;
++ serial_driver.write = rs_write;
++ serial_driver.put_char = rs_put_char;
++ serial_driver.flush_chars = rs_flush_chars;
++ serial_driver.write_room = rs_write_room;
++ serial_driver.chars_in_buffer = rs_chars_in_buffer;
++ serial_driver.flush_buffer = rs_flush_buffer;
++ serial_driver.ioctl = rs_ioctl;
++ serial_driver.throttle = rs_throttle;
++ serial_driver.unthrottle = rs_unthrottle;
++ serial_driver.set_termios = rs_set_termios;
++ serial_driver.stop = rs_stop;
++ serial_driver.start = rs_start;
++ serial_driver.hangup = rs_hangup;
++#if (LINUX_VERSION_CODE >= 131394) /* Linux 2.1.66 */
++ serial_driver.break_ctl = rs_break;
++#endif
++#if (LINUX_VERSION_CODE >= 131343)
++ serial_driver.send_xchar = rs_send_xchar;
++ serial_driver.wait_until_sent = rs_wait_until_sent;
++ serial_driver.read_proc = rs_read_proc;
++#endif
++
++ /*
++ * The callout device is just like normal device except for
++ * major number and the subtype code.
++ */
++ callout_driver = serial_driver;
++#if (LINUX_VERSION_CODE > 0x2032D && defined(CONFIG_DEVFS_FS))
++ callout_driver.name = "cua/%d";
++#else
++ callout_driver.name = "cua";
++#endif
++ callout_driver.major = TTYAUX_MAJOR;
++ callout_driver.subtype = SERIAL_TYPE_CALLOUT;
++#if (LINUX_VERSION_CODE >= 131343)
++ callout_driver.read_proc = 0;
++ callout_driver.proc_entry = 0;
++#endif
++
++ if (tty_register_driver(&serial_driver))
++ panic("Couldn't register serial driver\n");
++ if (tty_register_driver(&callout_driver))
++ panic("Couldn't register callout driver\n");
++
++ for (i = 0, state = rs_table; i < NR_PORTS; i++,state++) {
++ state->magic = SSTATE_MAGIC;
++ state->line = i;
++ state->type = PORT_UNKNOWN;
++ state->custom_divisor = 0;
++ state->close_delay = 5*HZ/10;
++ state->closing_wait = 30*HZ;
++ state->callout_termios = callout_driver.init_termios;
++ state->normal_termios = serial_driver.init_termios;
++ state->icount.cts = state->icount.dsr =
++ state->icount.rng = state->icount.dcd = 0;
++ state->icount.rx = state->icount.tx = 0;
++ state->icount.frame = state->icount.parity = 0;
++ state->icount.overrun = state->icount.brk = 0;
++ state->irq = irq_cannonicalize(state->irq);
++ if (state->hub6)
++ state->io_type = SERIAL_IO_HUB6;
++ if (state->port && check_region(state->port,8))
++ continue;
++#ifdef CONFIG_MCA
++ if ((state->flags & ASYNC_BOOT_ONLYMCA) && !MCA_bus)
++ continue;
++#endif
++ if (state->flags & ASYNC_BOOT_AUTOCONF)
++ autoconfig(state);
++ }
++ for (i = 0, state = rs_table; i < NR_PORTS; i++,state++) {
++ if (state->type == PORT_UNKNOWN)
++ continue;
++ if ( (state->flags & ASYNC_BOOT_AUTOCONF)
++ && (state->flags & ASYNC_AUTO_IRQ)
++ && (state->port != 0 || state->iomem_base != 0))
++ state->irq = detect_uart_irq(state);
++ if (state->io_type == SERIAL_IO_MEM) {
++ printk(KERN_INFO"ttyS%02d%s at 0x%p (irq = %d) is a %s\n",
++ state->line + SERIAL_DEV_OFFSET,
++ (state->flags & ASYNC_FOURPORT) ? " FourPort" : "",
++ state->iomem_base, state->irq,
++ uart_config[state->type].name);
++ }
++ else {
++ printk(KERN_INFO "ttyS%02d%s at 0x%04lx (irq = %d) is a %s\n",
++ state->line + SERIAL_DEV_OFFSET,
++ (state->flags & ASYNC_FOURPORT) ? " FourPort" : "",
++ state->port, state->irq,
++ uart_config[state->type].name);
++ }
++ tty_register_devfs(&serial_driver, 0,
++ serial_driver.minor_start + state->line);
++ tty_register_devfs(&callout_driver, 0,
++ callout_driver.minor_start + state->line);
++ }
++#ifdef ENABLE_SERIAL_PCI
++ probe_serial_pci();
++#endif
++#ifdef ENABLE_SERIAL_PNP
++ probe_serial_pnp();
++#endif
++ return 0;
++}
++
++/*
++ * This is for use by architectures that know their serial console
++ * attributes only at run time. Not to be invoked after rs_init().
++ */
++int __init early_serial_setup(struct serial_struct *req)
++{
++ int i = req->line;
++
++ if (i >= NR_IRQS)
++ return(-ENOENT);
++ rs_table[i].magic = 0;
++ rs_table[i].baud_base = req->baud_base;
++ rs_table[i].port = req->port;
++ if (HIGH_BITS_OFFSET)
++ rs_table[i].port += (unsigned long) req->port_high <<
++ HIGH_BITS_OFFSET;
++ rs_table[i].irq = req->irq;
++ rs_table[i].flags = req->flags;
++ rs_table[i].close_delay = req->close_delay;
++ rs_table[i].io_type = req->io_type;
++ rs_table[i].hub6 = req->hub6;
++ rs_table[i].iomem_base = req->iomem_base;
++ rs_table[i].iomem_reg_shift = req->iomem_reg_shift;
++ rs_table[i].type = req->type;
++ rs_table[i].xmit_fifo_size = req->xmit_fifo_size;
++ rs_table[i].custom_divisor = req->custom_divisor;
++ rs_table[i].closing_wait = req->closing_wait;
++ return(0);
++}
++
++/*
++ * register_serial and unregister_serial allows for 16x50 serial ports to be
++ * configured at run-time, to support PCMCIA modems.
++ */
++
++/**
++ * register_serial - configure a 16x50 serial port at runtime
++ * @req: request structure
++ *
++ * Configure the serial port specified by the request. If the
++ * port exists and is in use an error is returned. If the port
++ * is not currently in the table it is added.
++ *
++ * The port is then probed and if neccessary the IRQ is autodetected
++ * If this fails an error is returned.
++ *
++ * On success the port is ready to use and the line number is returned.
++ */
++
++int register_serial(struct serial_struct *req)
++{
++ int i;
++ unsigned long flags;
++ struct serial_state *state;
++ struct async_struct *info;
++ unsigned long port;
++
++ port = req->port;
++ if (HIGH_BITS_OFFSET)
++ port += (unsigned long) req->port_high << HIGH_BITS_OFFSET;
++
++ save_flags(flags); cli();
++ for (i = 0; i < NR_PORTS; i++) {
++ if ((rs_table[i].port == port) &&
++ (rs_table[i].iomem_base == req->iomem_base))
++ break;
++ }
++#ifdef __i386__
++ if (i == NR_PORTS) {
++ for (i = 4; i < NR_PORTS; i++)
++ if ((rs_table[i].type == PORT_UNKNOWN) &&
++ (rs_table[i].count == 0))
++ break;
++ }
++#endif
++ if (i == NR_PORTS) {
++ for (i = 0; i < NR_PORTS; i++)
++ if ((rs_table[i].type == PORT_UNKNOWN) &&
++ (rs_table[i].count == 0))
++ break;
++ }
++ if (i == NR_PORTS) {
++ restore_flags(flags);
++ return -1;
++ }
++ state = &rs_table[i];
++ if (rs_table[i].count) {
++ restore_flags(flags);
++ printk("Couldn't configure serial #%d (port=%ld,irq=%d): "
++ "device already open\n", i, port, req->irq);
++ return -1;
++ }
++ state->irq = req->irq;
++ state->port = port;
++ state->flags = req->flags;
++ state->io_type = req->io_type;
++ state->iomem_base = req->iomem_base;
++ state->iomem_reg_shift = req->iomem_reg_shift;
++ if (req->baud_base)
++ state->baud_base = req->baud_base;
++ if ((info = state->info) != NULL) {
++ info->port = port;
++ info->flags = req->flags;
++ info->io_type = req->io_type;
++ info->iomem_base = req->iomem_base;
++ info->iomem_reg_shift = req->iomem_reg_shift;
++ }
++ autoconfig(state);
++ if (state->type == PORT_UNKNOWN) {
++ restore_flags(flags);
++ printk("register_serial(): autoconfig failed\n");
++ return -1;
++ }
++ restore_flags(flags);
++
++ if ((state->flags & ASYNC_AUTO_IRQ) && CONFIGURED_SERIAL_PORT(state))
++ state->irq = detect_uart_irq(state);
++
++ printk(KERN_INFO "ttyS%02d at %s 0x%04lx (irq = %d) is a %s\n",
++ state->line + SERIAL_DEV_OFFSET,
++ state->iomem_base ? "iomem" : "port",
++ state->iomem_base ? (unsigned long)state->iomem_base :
++ state->port, state->irq, uart_config[state->type].name);
++ tty_register_devfs(&serial_driver, 0,
++ serial_driver.minor_start + state->line);
++ tty_register_devfs(&callout_driver, 0,
++ callout_driver.minor_start + state->line);
++ return state->line + SERIAL_DEV_OFFSET;
++}
++
++/**
++ * unregister_serial - deconfigure a 16x50 serial port
++ * @line: line to deconfigure
++ *
++ * The port specified is deconfigured and its resources are freed. Any
++ * user of the port is disconnected as if carrier was dropped. Line is
++ * the port number returned by register_serial().
++ */
++
++void unregister_serial(int line)
++{
++ unsigned long flags;
++ struct serial_state *state = &rs_table[line];
++
++ save_flags(flags); cli();
++ if (state->info && state->info->tty)
++ tty_hangup(state->info->tty);
++ state->type = PORT_UNKNOWN;
++ printk(KERN_INFO "ttyS%02d unloaded\n", state->line);
++ /* These will be hidden, because they are devices that will no longer
++ * be available to the system. (ie, PCMCIA modems, once ejected)
++ */
++ tty_unregister_devfs(&serial_driver,
++ serial_driver.minor_start + state->line);
++ tty_unregister_devfs(&callout_driver,
++ callout_driver.minor_start + state->line);
++ restore_flags(flags);
++}
++
++static void __exit rs_fini(void)
++{
++ unsigned long flags;
++ int e1, e2;
++ int i;
++ struct async_struct *info;
++
++ /* printk("Unloading %s: version %s\n", serial_name, serial_version); */
++ del_timer_sync(&serial_timer);
++ save_flags(flags); cli();
++ remove_bh(SERIAL_BH);
++ if ((e1 = tty_unregister_driver(&serial_driver)))
++ printk("serial: failed to unregister serial driver (%d)\n",
++ e1);
++ if ((e2 = tty_unregister_driver(&callout_driver)))
++ printk("serial: failed to unregister callout driver (%d)\n",
++ e2);
++ restore_flags(flags);
++
++ for (i = 0; i < NR_PORTS; i++) {
++ if ((info = rs_table[i].info)) {
++ rs_table[i].info = NULL;
++ kfree(info);
++ }
++ if ((rs_table[i].type != PORT_UNKNOWN) && rs_table[i].port) {
++#ifdef CONFIG_SERIAL_RSA
++ if (rs_table[i].type == PORT_RSA)
++ release_region(rs_table[i].port +
++ UART_RSA_BASE, 16);
++ else
++#endif
++ release_region(rs_table[i].port, 8);
++ }
++#if defined(ENABLE_SERIAL_PCI) || defined(ENABLE_SERIAL_PNP)
++ if (rs_table[i].iomem_base)
++ iounmap(rs_table[i].iomem_base);
++#endif
++ }
++#if defined(ENABLE_SERIAL_PCI) || defined(ENABLE_SERIAL_PNP)
++ for (i=0; i < NR_PCI_BOARDS; i++) {
++ struct pci_board_inst *brd = &serial_pci_board[i];
++
++ if (serial_pci_board[i].dev == 0)
++ continue;
++ if (brd->board.init_fn)
++ (brd->board.init_fn)(brd->dev, &brd->board, 0);
++ if (DEACTIVATE_FUNC(brd->dev))
++ (DEACTIVATE_FUNC(brd->dev))(brd->dev);
++ }
++#endif
++ if (tmp_buf) {
++ unsigned long pg = (unsigned long) tmp_buf;
++ tmp_buf = NULL;
++ free_page(pg);
++ }
++
++#ifdef ENABLE_SERIAL_PCI
++ if (serial_pci_driver.name[0])
++ pci_unregister_driver (&serial_pci_driver);
++#endif
++}
++
++module_init(rs_init);
++module_exit(rs_fini);
++MODULE_DESCRIPTION("Standard/generic (dumb) serial driver");
++MODULE_AUTHOR("Theodore Ts'o <tytso@mit.edu>");
++MODULE_LICENSE("GPL");
++
++
++/*
++ * ------------------------------------------------------------
++ * Serial console driver
++ * ------------------------------------------------------------
++ */
++#ifdef CONFIG_SERIAL_CONSOLE
++
++#define BOTH_EMPTY (UART_LSR_TEMT | UART_LSR_THRE)
++
++static struct async_struct async_sercons;
++
++/*
++ * Wait for transmitter & holding register to empty
++ */
++static inline void wait_for_xmitr(struct async_struct *info)
++{
++ unsigned int status, tmout = 1000000;
++
++ do {
++ status = serial_in(info, UART_LSR);
++
++ if (status & UART_LSR_BI)
++ lsr_break_flag = UART_LSR_BI;
++
++ if (--tmout == 0)
++ break;
++ } while((status & BOTH_EMPTY) != BOTH_EMPTY);
++
++ /* Wait for flow control if necessary */
++ if (info->flags & ASYNC_CONS_FLOW) {
++ tmout = 1000000;
++ while (--tmout &&
++ ((serial_in(info, UART_MSR) & UART_MSR_CTS) == 0));
++ }
++}
++
++
++/*
++ * Print a string to the serial port trying not to disturb
++ * any possible real use of the port...
++ *
++ * The console must be locked when we get here.
++ */
++static void serial_console_write(struct console *co, const char *s,
++ unsigned count)
++{
++ static struct async_struct *info = &async_sercons;
++ int ier;
++ unsigned i;
++
++ /*
++ * First save the IER then disable the interrupts
++ */
++ ier = serial_in(info, UART_IER);
++ serial_out(info, UART_IER, 0x00);
++
++ /*
++ * Now, do each character
++ */
++ for (i = 0; i < count; i++, s++) {
++ wait_for_xmitr(info);
++
++ /*
++ * Send the character out.
++ * If a LF, also do CR...
++ */
++ serial_out(info, UART_TX, *s);
++ if (*s == 10) {
++ wait_for_xmitr(info);
++ serial_out(info, UART_TX, 13);
++ }
++ }
++
++ /*
++ * Finally, Wait for transmitter & holding register to empty
++ * and restore the IER
++ */
++ wait_for_xmitr(info);
++ serial_out(info, UART_IER, ier);
++}
++
++static kdev_t serial_console_device(struct console *c)
++{
++ return MKDEV(TTY_MAJOR, 64 + c->index);
++}
++
++/*
++ * Setup initial baud/bits/parity/flow control. We do two things here:
++ * - construct a cflag setting for the first rs_open()
++ * - initialize the serial port
++ * Return non-zero if we didn't find a serial port.
++ */
++static int __init serial_console_setup(struct console *co, char *options)
++{
++ static struct async_struct *info;
++ struct serial_state *state;
++ unsigned cval;
++ int baud = 9600;
++ int bits = 8;
++ int parity = 'n';
++ int doflow = 0;
++ int cflag = CREAD | HUPCL | CLOCAL;
++ int quot = 0;
++ char *s;
++
++ if (options) {
++ baud = simple_strtoul(options, NULL, 10);
++ s = options;
++ while(*s >= '0' && *s <= '9')
++ s++;
++ if (*s) parity = *s++;
++ if (*s) bits = *s++ - '0';
++ if (*s) doflow = (*s++ == 'r');
++ }
++
++ /*
++ * Now construct a cflag setting.
++ */
++ switch(baud) {
++ case 1200:
++ cflag |= B1200;
++ break;
++ case 2400:
++ cflag |= B2400;
++ break;
++ case 4800:
++ cflag |= B4800;
++ break;
++ case 19200:
++ cflag |= B19200;
++ break;
++ case 38400:
++ cflag |= B38400;
++ break;
++ case 57600:
++ cflag |= B57600;
++ break;
++ case 115200:
++ cflag |= B115200;
++ break;
++ case 9600:
++ default:
++ cflag |= B9600;
++ /*
++ * Set this to a sane value to prevent a divide error
++ */
++ baud = 9600;
++ break;
++ }
++ switch(bits) {
++ case 7:
++ cflag |= CS7;
++ break;
++ default:
++ case 8:
++ cflag |= CS8;
++ break;
++ }
++ switch(parity) {
++ case 'o': case 'O':
++ cflag |= PARODD;
++ break;
++ case 'e': case 'E':
++ cflag |= PARENB;
++ break;
++ }
++ co->cflag = cflag;
++
++ /*
++ * Divisor, bytesize and parity
++ */
++ state = rs_table + co->index;
++ if (doflow)
++ state->flags |= ASYNC_CONS_FLOW;
++ info = &async_sercons;
++ info->magic = SERIAL_MAGIC;
++ info->state = state;
++ info->port = state->port;
++ info->flags = state->flags;
++#ifdef CONFIG_HUB6
++ info->hub6 = state->hub6;
++#endif
++ info->io_type = state->io_type;
++ info->iomem_base = state->iomem_base;
++ info->iomem_reg_shift = state->iomem_reg_shift;
++ quot = state->baud_base / baud;
++ cval = cflag & (CSIZE | CSTOPB);
++#if defined(__powerpc__) || defined(__alpha__)
++ cval >>= 8;
++#else /* !__powerpc__ && !__alpha__ */
++ cval >>= 4;
++#endif /* !__powerpc__ && !__alpha__ */
++ if (cflag & PARENB)
++ cval |= UART_LCR_PARITY;
++ if (!(cflag & PARODD))
++ cval |= UART_LCR_EPAR;
++
++ /*
++ * Disable UART interrupts, set DTR and RTS high
++ * and set speed.
++ */
++ serial_out(info, UART_LCR, cval | UART_LCR_DLAB); /* set DLAB */
++ serial_out(info, UART_DLL, quot & 0xff); /* LS of divisor */
++ serial_out(info, UART_DLM, quot >> 8); /* MS of divisor */
++ serial_out(info, UART_LCR, cval); /* reset DLAB */
++ serial_out(info, UART_IER, 0);
++ serial_out(info, UART_MCR, UART_MCR_DTR | UART_MCR_RTS);
++
++ /*
++ * If we read 0xff from the LSR, there is no UART here.
++ */
++ if (serial_in(info, UART_LSR) == 0xff)
++ return -1;
++
++ return 0;
++}
++
++static struct console sercons = {
++ name: "ttyS",
++ write: serial_console_write,
++ device: serial_console_device,
++ setup: serial_console_setup,
++ flags: CON_PRINTBUFFER,
++ index: -1,
++};
++
++/*
++ * Register console.
++ */
++void __init serial_console_init(void)
++{
++ register_console(&sercons);
++}
++#endif
++
++/*
++ Local variables:
++ compile-command: "gcc -D__KERNEL__ -I../../include -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer -fno-strict-aliasing -pipe -fno-strength-reduce -march=i586 -DMODULE -DMODVERSIONS -include ../../include/linux/modversions.h -DEXPORT_SYMTAB -c serial.c"
++ End:
++*/
+diff -urN linux.old/drivers/char/ticfg/Makefile linux.dev/drivers/char/ticfg/Makefile
+--- linux.old/drivers/char/ticfg/Makefile 1970-01-01 01:00:00.000000000 +0100
++++ linux.dev/drivers/char/ticfg/Makefile 2005-10-21 17:02:20.199991500 +0200
+@@ -0,0 +1,6 @@
++
++O_TARGET := ticfg.o
++
++obj-$(CONFIG_AR7_ADAM2) := adam2_env.o
++
++include $(TOPDIR)/Rules.make
+diff -urN linux.old/drivers/char/ticfg/adam2_env.c linux.dev/drivers/char/ticfg/adam2_env.c
+--- linux.old/drivers/char/ticfg/adam2_env.c 1970-01-01 01:00:00.000000000 +0100
++++ linux.dev/drivers/char/ticfg/adam2_env.c 2005-10-21 17:02:20.199991500 +0200
+@@ -0,0 +1,85 @@
++#include <linux/types.h>
++#include <linux/errno.h>
++#include <linux/module.h>
++#include <linux/kernel.h>
++#include <linux/proc_fs.h>
++#include <linux/fcntl.h>
++#include <linux/init.h>
++
++#include <asm/ar7/adam2_env.h>
++
++#undef ADAM2_ENV_DEBUG
++
++#ifdef ADAM2_ENV_DEBUG
++#define DPRINTK(args...) do { printk(args); } while(0);
++#else
++#define DPRINTK(args...) do { } while(0);
++#endif
++
++#define ADAM2_ENV_DIR "ticfg"
++#define ADAM2_ENV_NAME "env"
++
++static struct proc_dir_entry *adam2_env_proc_dir;
++static struct proc_dir_entry *adam2_env_proc_ent;
++
++static int
++adam2_proc_read_env(char *page, char **start, off_t pos, int count,
++ int *eof, void *data)
++{
++ int len;
++ t_env_var *env;
++
++ if (pos > 0)
++ return 0;
++
++ len=0;
++ for (env = prom_iterenv(0); env; env = prom_iterenv(env)) {
++ if (env->val) {
++ /* XXX check for page len */
++ len += sprintf(page + len, "%s\t%s\n",
++ env->name, env->val);
++ }
++ }
++
++ *eof=1;
++ return len;
++}
++
++static int __init
++adam2_env_init(void)
++{
++
++ DPRINTK("%s\n", __FUNCTION__);
++
++ adam2_env_proc_dir = proc_mkdir(ADAM2_ENV_DIR, NULL);
++ if (!adam2_env_proc_dir) {
++ printk(KERN_ERR "%s: Unable to create /proc/%s entry\n",
++ __FUNCTION__, ADAM2_ENV_DIR);
++ return -ENOMEM;
++ }
++
++ adam2_env_proc_ent =
++ create_proc_entry(ADAM2_ENV_NAME, 0444, adam2_env_proc_dir);
++ if (!adam2_env_proc_ent) {
++ printk(KERN_ERR "%s: Unable to create /proc/%s/%s entry\n",
++ __FUNCTION__, ADAM2_ENV_DIR, ADAM2_ENV_NAME);
++ remove_proc_entry(ADAM2_ENV_DIR, NULL);
++ return -ENOMEM;
++ }
++ adam2_env_proc_ent->read_proc = adam2_proc_read_env;
++
++ return 0;
++}
++
++static
++void __exit
++adam2_env_cleanup(void)
++{
++ remove_proc_entry(ADAM2_ENV_NAME, adam2_env_proc_dir);
++ remove_proc_entry(ADAM2_ENV_DIR, NULL);
++}
++
++module_init(adam2_env_init);
++module_exit(adam2_env_cleanup);
++
++MODULE_LICENSE("GPL");
+diff -urN linux.old/include/asm-mips/ar7/adam2_env.h linux.dev/include/asm-mips/ar7/adam2_env.h
+--- linux.old/include/asm-mips/ar7/adam2_env.h 1970-01-01 01:00:00.000000000 +0100
++++ linux.dev/include/asm-mips/ar7/adam2_env.h 2005-10-21 17:02:25.564326750 +0200
+@@ -0,0 +1,13 @@
++#ifndef _INCLUDE_ASM_AR7_ADAM2_ENV_H_
++#define _INCLUDE_ASM_AR7_ADAM2_ENV_H_
++
++/* Environment variable */
++typedef struct {
++ char *name;
++ char *val;
++} t_env_var;
++
++char *prom_getenv(char *);
++t_env_var *prom_iterenv(t_env_var *);
++
++#endif /* _INCLUDE_ASM_AR7_ADAM2_ENV_H_ */
+diff -urN linux.old/include/asm-mips/ar7/ar7.h linux.dev/include/asm-mips/ar7/ar7.h
+--- linux.old/include/asm-mips/ar7/ar7.h 1970-01-01 01:00:00.000000000 +0100
++++ linux.dev/include/asm-mips/ar7/ar7.h 2005-10-21 16:45:42.178067250 +0200
+@@ -0,0 +1,33 @@
++/*
++ * $Id$
++ * Copyright (C) $Date$ $Author$
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License as published by
++ * the Free Software Foundation; either version 2 of the License, or
++ * (at your option) any later version.
++ *
++ * This program is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
++ * GNU General Public License for more details.
++ *
++ * You should have received a copy of the GNU General Public License
++ * along with this program; if not, write to the Free Software
++ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
++ *
++ */
++
++#ifndef _AR7_H
++#define _AR7_H
++
++#include <asm/addrspace.h>
++#include <linux/config.h>
++
++#define AVALANCHE_VECS_KSEG0 (KSEG0ADDR(CONFIG_AR7_MEMORY))
++
++#define AR7_UART0_REGS_BASE (KSEG1ADDR(0x08610E00))
++#define AR7_UART1_REGS_BASE (KSEG1ADDR(0x08610F00))
++#define AR7_BASE_BAUD ( 3686400 / 16 )
++
++#endif
+diff -urN linux.old/include/asm-mips/ar7/avalanche_intc.h linux.dev/include/asm-mips/ar7/avalanche_intc.h
+--- linux.old/include/asm-mips/ar7/avalanche_intc.h 1970-01-01 01:00:00.000000000 +0100
++++ linux.dev/include/asm-mips/ar7/avalanche_intc.h 2005-10-21 17:02:25.568327000 +0200
+@@ -0,0 +1,292 @@
++ /*
++ * Nitin Dhingra, iamnd@ti.com
++ * Copyright (C) 2000 Texas Instruments Inc.
++ *
++ *
++ * ########################################################################
++ *
++ * This program is free software; you can distribute it and/or modify it
++ * under the terms of the GNU General Public License (Version 2) as
++ * published by the Free Software Foundation.
++ *
++ * This program is distributed in the hope it will be useful, but WITHOUT
++ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
++ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
++ * for more details.
++ *
++ * You should have received a copy of the GNU General Public License along
++ * with this program; if not, write to the Free Software Foundation, Inc.,
++ * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
++ *
++ * ########################################################################
++ *
++ * Defines of the Sead board specific address-MAP, registers, etc.
++ *
++ */
++#ifndef _AVALANCHE_INTC_H
++#define _AVALANCHE_INTC_H
++
++#include <linux/config.h>
++
++/* ----- */
++
++#define KSEG1_BASE 0xA0000000
++#define KSEG_INV_MASK 0x1FFFFFFF /* Inverted mask for kseg address */
++#define PHYS_ADDR(addr) ((addr) & KSEG_INV_MASK)
++#define PHYS_TO_K1(addr) (PHYS_ADDR(addr)|KSEG1_BASE)
++#define AVALANCHE_INTC_BASE PHYS_TO_K1(0x08612400)
++
++/* ----- */
++
++#define MIPS_EXCEPTION_OFFSET 8
++
++/******************************************************************************
++ Avalanche Interrupt number
++******************************************************************************/
++#define AVINTNUM(x) ((x) - MIPS_EXCEPTION_OFFSET)
++
++/*******************************************************************************
++*Linux Interrupt number
++*******************************************************************************/
++#define LNXINTNUM(x)((x) + MIPS_EXCEPTION_OFFSET)
++
++
++
++#define AVALANCHE_INT_END_PRIMARY (40 + MIPS_EXCEPTION_OFFSET)
++#define AVALANCHE_INT_END_SECONDARY (32 + MIPS_EXCEPTION_OFFSET)
++
++#define AVALANCHE_INT_END_PRIMARY_REG1 (31 + MIPS_EXCEPTION_OFFSET)
++#define AVALANCHE_INT_END_PRIMARY_REG2 (39 + MIPS_EXCEPTION_OFFSET)
++
++#define AVALANCHE_INTC_END (AVINTNUM(AVALANCHE_INT_END_PRIMARY) + \
++ AVINTNUM(AVALANCHE_INT_END_SECONDARY) + \
++ MIPS_EXCEPTION_OFFSET)
++
++#if defined(CONFIG_AR7_VLYNQ)
++#define AVALANCHE_INT_END_LOW_VLYNQ (AVALANCHE_INTC_END + 32)
++#define AVALANCHE_INT_END_VLYNQ (AVALANCHE_INTC_END + 32 * CONFIG_AR7_VLYNQ_PORTS)
++#define AVALANCHE_INT_END AVALANCHE_INT_END_VLYNQ
++#else
++#define AVALANCHE_INT_END AVALANCHE_INTC_END
++#endif
++
++
++/*
++ * Avalanche interrupt controller register base (primary)
++ */
++#define AVALANCHE_ICTRL_REGS_BASE AVALANCHE_INTC_BASE
++
++/******************************************************************************
++ * Avalanche exception controller register base (secondary)
++ ******************************************************************************/
++#define AVALANCHE_ECTRL_REGS_BASE (AVALANCHE_ICTRL_REGS_BASE + 0x80)
++
++
++/******************************************************************************
++ * Avalanche Interrupt pacing register base (secondary)
++ ******************************************************************************/
++#define AVALANCHE_IPACE_REGS_BASE (AVALANCHE_ICTRL_REGS_BASE + 0xA0)
++
++
++
++/******************************************************************************
++ * Avalanche Interrupt Channel Control register base
++ *****************************************************************************/
++#define AVALANCHE_CHCTRL_REGS_BASE (AVALANCHE_ICTRL_REGS_BASE + 0x200)
++
++
++struct avalanche_ictrl_regs /* Avalanche Interrupt control registers */
++{
++ volatile unsigned long intsr1; /* Interrupt Status/Set Register 1 0x00 */
++ volatile unsigned long intsr2; /* Interrupt Status/Set Register 2 0x04 */
++ volatile unsigned long unused1; /*0x08 */
++ volatile unsigned long unused2; /*0x0C */
++ volatile unsigned long intcr1; /* Interrupt Clear Register 1 0x10 */
++ volatile unsigned long intcr2; /* Interrupt Clear Register 2 0x14 */
++ volatile unsigned long unused3; /*0x18 */
++ volatile unsigned long unused4; /*0x1C */
++ volatile unsigned long intesr1; /* Interrupt Enable (Set) Register 1 0x20 */
++ volatile unsigned long intesr2; /* Interrupt Enable (Set) Register 2 0x24 */
++ volatile unsigned long unused5; /*0x28 */
++ volatile unsigned long unused6; /*0x2C */
++ volatile unsigned long intecr1; /* Interrupt Enable Clear Register 1 0x30 */
++ volatile unsigned long intecr2; /* Interrupt Enable Clear Register 2 0x34 */
++ volatile unsigned long unused7; /* 0x38 */
++ volatile unsigned long unused8; /* 0x3c */
++ volatile unsigned long pintir; /* Priority Interrupt Index Register 0x40 */
++ volatile unsigned long intmsr; /* Priority Interrupt Mask Index Reg 0x44 */
++ volatile unsigned long unused9; /* 0x48 */
++ volatile unsigned long unused10; /* 0x4C */
++ volatile unsigned long intpolr1; /* Interrupt Polarity Mask register 10x50 */
++ volatile unsigned long intpolr2; /* Interrupt Polarity Mask register 20x54 */
++ volatile unsigned long unused11; /* 0x58 */
++ volatile unsigned long unused12; /*0x5C */
++ volatile unsigned long inttypr1; /* Interrupt Type Mask register 10x60 */
++ volatile unsigned long inttypr2; /* Interrupt Type Mask register 20x64 */
++};
++
++struct avalanche_exctrl_regs /* Avalanche Exception control registers */
++{
++ volatile unsigned long exsr; /* Exceptions Status/Set register 0x80 */
++ volatile unsigned long reserved; /*0x84 */
++ volatile unsigned long excr; /* Exceptions Clear Register 0x88 */
++ volatile unsigned long reserved1; /*0x8c */
++ volatile unsigned long exiesr; /* Exceptions Interrupt Enable (set) 0x90 */
++ volatile unsigned long reserved2; /*0x94 */
++ volatile unsigned long exiecr; /* Exceptions Interrupt Enable(clear)0x98 */
++};
++struct avalanche_ipace_regs
++{
++
++ volatile unsigned long ipacep; /* Interrupt pacing register 0xa0 */
++ volatile unsigned long ipacemap; /*Interrupt Pacing Map Register 0xa4 */
++ volatile unsigned long ipacemax; /*Interrupt Pacing Max Register 0xa8 */
++};
++struct avalanche_channel_int_number
++{
++ volatile unsigned long cintnr0; /* Channel Interrupt Number Register0x200 */
++ volatile unsigned long cintnr1; /* Channel Interrupt Number Register0x204 */
++ volatile unsigned long cintnr2; /* Channel Interrupt Number Register0x208 */
++ volatile unsigned long cintnr3; /* Channel Interrupt Number Register0x20C */
++ volatile unsigned long cintnr4; /* Channel Interrupt Number Register0x210 */
++ volatile unsigned long cintnr5; /* Channel Interrupt Number Register0x214 */
++ volatile unsigned long cintnr6; /* Channel Interrupt Number Register0x218 */
++ volatile unsigned long cintnr7; /* Channel Interrupt Number Register0x21C */
++ volatile unsigned long cintnr8; /* Channel Interrupt Number Register0x220 */
++ volatile unsigned long cintnr9; /* Channel Interrupt Number Register0x224 */
++ volatile unsigned long cintnr10; /* Channel Interrupt Number Register0x228 */
++ volatile unsigned long cintnr11; /* Channel Interrupt Number Register0x22C */
++ volatile unsigned long cintnr12; /* Channel Interrupt Number Register0x230 */
++ volatile unsigned long cintnr13; /* Channel Interrupt Number Register0x234 */
++ volatile unsigned long cintnr14; /* Channel Interrupt Number Register0x238 */
++ volatile unsigned long cintnr15; /* Channel Interrupt Number Register0x23C */
++ volatile unsigned long cintnr16; /* Channel Interrupt Number Register0x240 */
++ volatile unsigned long cintnr17; /* Channel Interrupt Number Register0x244 */
++ volatile unsigned long cintnr18; /* Channel Interrupt Number Register0x248 */
++ volatile unsigned long cintnr19; /* Channel Interrupt Number Register0x24C */
++ volatile unsigned long cintnr20; /* Channel Interrupt Number Register0x250 */
++ volatile unsigned long cintnr21; /* Channel Interrupt Number Register0x254 */
++ volatile unsigned long cintnr22; /* Channel Interrupt Number Register0x358 */
++ volatile unsigned long cintnr23; /* Channel Interrupt Number Register0x35C */
++ volatile unsigned long cintnr24; /* Channel Interrupt Number Register0x260 */
++ volatile unsigned long cintnr25; /* Channel Interrupt Number Register0x264 */
++ volatile unsigned long cintnr26; /* Channel Interrupt Number Register0x268 */
++ volatile unsigned long cintnr27; /* Channel Interrupt Number Register0x26C */
++ volatile unsigned long cintnr28; /* Channel Interrupt Number Register0x270 */
++ volatile unsigned long cintnr29; /* Channel Interrupt Number Register0x274 */
++ volatile unsigned long cintnr30; /* Channel Interrupt Number Register0x278 */
++ volatile unsigned long cintnr31; /* Channel Interrupt Number Register0x27C */
++ volatile unsigned long cintnr32; /* Channel Interrupt Number Register0x280 */
++ volatile unsigned long cintnr33; /* Channel Interrupt Number Register0x284 */
++ volatile unsigned long cintnr34; /* Channel Interrupt Number Register0x288 */
++ volatile unsigned long cintnr35; /* Channel Interrupt Number Register0x28C */
++ volatile unsigned long cintnr36; /* Channel Interrupt Number Register0x290 */
++ volatile unsigned long cintnr37; /* Channel Interrupt Number Register0x294 */
++ volatile unsigned long cintnr38; /* Channel Interrupt Number Register0x298 */
++ volatile unsigned long cintnr39; /* Channel Interrupt Number Register0x29C */
++};
++
++struct avalanche_interrupt_line_to_channel
++{
++ unsigned long int_line0; /* Start of primary interrupts */
++ unsigned long int_line1;
++ unsigned long int_line2;
++ unsigned long int_line3;
++ unsigned long int_line4;
++ unsigned long int_line5;
++ unsigned long int_line6;
++ unsigned long int_line7;
++ unsigned long int_line8;
++ unsigned long int_line9;
++ unsigned long int_line10;
++ unsigned long int_line11;
++ unsigned long int_line12;
++ unsigned long int_line13;
++ unsigned long int_line14;
++ unsigned long int_line15;
++ unsigned long int_line16;
++ unsigned long int_line17;
++ unsigned long int_line18;
++ unsigned long int_line19;
++ unsigned long int_line20;
++ unsigned long int_line21;
++ unsigned long int_line22;
++ unsigned long int_line23;
++ unsigned long int_line24;
++ unsigned long int_line25;
++ unsigned long int_line26;
++ unsigned long int_line27;
++ unsigned long int_line28;
++ unsigned long int_line29;
++ unsigned long int_line30;
++ unsigned long int_line31;
++ unsigned long int_line32;
++ unsigned long int_line33;
++ unsigned long int_line34;
++ unsigned long int_line35;
++ unsigned long int_line36;
++ unsigned long int_line37;
++ unsigned long int_line38;
++ unsigned long int_line39;
++};
++
++
++/* Interrupt Line #'s (Sangam peripherals) */
++
++/*------------------------------*/
++/* Sangam primary interrupts */
++/*------------------------------*/
++
++#define UNIFIED_SECONDARY_INTERRUPT 0
++#define AVALANCHE_EXT_INT_0 1
++#define AVALANCHE_EXT_INT_1 2
++/* Line #3 Reserved */
++/* Line #4 Reserved */
++#define AVALANCHE_TIMER_0_INT 5
++#define AVALANCHE_TIMER_1_INT 6
++#define AVALANCHE_UART0_INT 7
++#define AVALANCHE_UART1_INT 8
++#define AVALANCHE_PDMA_INT0 9
++#define AVALANCHE_PDMA_INT1 10
++/* Line #11 Reserved */
++/* Line #12 Reserved */
++/* Line #13 Reserved */
++/* Line #14 Reserved */
++#define AVALANCHE_ATM_SAR_INT 15
++/* Line #16 Reserved */
++/* Line #17 Reserved */
++/* Line #18 Reserved */
++#define AVALANCHE_MAC0_INT 19
++/* Line #20 Reserved */
++#define AVALANCHE_VLYNQ0_INT 21
++#define AVALANCHE_CODEC_WAKE_INT 22
++/* Line #23 Reserved */
++#define AVALANCHE_USB_INT 24
++#define AVALANCHE_VLYNQ1_INT 25
++/* Line #26 Reserved */
++/* Line #27 Reserved */
++#define AVALANCHE_MAC1_INT 28
++#define AVALANCHE_I2CM_INT 29
++#define AVALANCHE_PDMA_INT2 30
++#define AVALANCHE_PDMA_INT3 31
++/* Line #32 Reserved */
++/* Line #33 Reserved */
++/* Line #34 Reserved */
++/* Line #35 Reserved */
++/* Line #36 Reserved */
++#define AVALANCHE_VDMA_VT_RX_INT 37
++#define AVALANCHE_VDMA_VT_TX_INT 38
++#define AVALANCHE_ADSLSS_INT 39
++
++/*-----------------------------------*/
++/* Sangam Secondary Interrupts */
++/*-----------------------------------*/
++#define PRIMARY_INTS 40
++
++#define EMIF_INT (7 + PRIMARY_INTS)
++
++
++extern void avalanche_int_set(int channel, int line);
++
++
++#endif /* _AVALANCHE_INTC_H */
+diff -urN linux.old/include/asm-mips/ar7/avalanche_misc.h linux.dev/include/asm-mips/ar7/avalanche_misc.h
+--- linux.old/include/asm-mips/ar7/avalanche_misc.h 1970-01-01 01:00:00.000000000 +0100
++++ linux.dev/include/asm-mips/ar7/avalanche_misc.h 2005-10-21 16:45:42.178067250 +0200
+@@ -0,0 +1,174 @@
++#ifndef _AVALANCHE_MISC_H_
++#define _AVALANCHE_MISC_H_
++
++typedef enum AVALANCHE_ERR_t
++{
++ AVALANCHE_ERR_OK = 0, /* OK or SUCCESS */
++ AVALANCHE_ERR_ERROR = -1, /* Unspecified/Generic ERROR */
++
++ /* Pointers and args */
++ AVALANCHE_ERR_INVARG = -2, /* Invaild argument to the call */
++ AVALANCHE_ERR_NULLPTR = -3, /* NULL pointer */
++ AVALANCHE_ERR_BADPTR = -4, /* Bad (out of mem) pointer */
++
++ /* Memory issues */
++ AVALANCHE_ERR_ALLOC_FAIL = -10, /* allocation failed */
++ AVALANCHE_ERR_FREE_FAIL = -11, /* free failed */
++ AVALANCHE_ERR_MEM_CORRUPT = -12, /* corrupted memory */
++ AVALANCHE_ERR_BUF_LINK = -13, /* buffer linking failed */
++
++ /* Device issues */
++ AVALANCHE_ERR_DEVICE_TIMEOUT = -20, /* device timeout on read/write */
++ AVALANCHE_ERR_DEVICE_MALFUNC = -21, /* device malfunction */
++
++ AVALANCHE_ERR_INVID = -30 /* Invalid ID */
++
++} AVALANCHE_ERR;
++
++/*****************************************************************************
++ * Reset Control Module
++ *****************************************************************************/
++
++typedef enum AVALANCHE_RESET_MODULE_tag
++{
++ RESET_MODULE_UART0 = 0,
++ RESET_MODULE_UART1 = 1,
++ RESET_MODULE_I2C = 2,
++ RESET_MODULE_TIMER0 = 3,
++ RESET_MODULE_TIMER1 = 4,
++ RESET_MODULE_GPIO = 6,
++ RESET_MODULE_ADSLSS = 7,
++ RESET_MODULE_USBS = 8,
++ RESET_MODULE_SAR = 9,
++ RESET_MODULE_VDMA_VT = 11,
++ RESET_MODULE_FSER = 12,
++ RESET_MODULE_VLYNQ1 = 16,
++ RESET_MODULE_EMAC0 = 17,
++ RESET_MODULE_DMA = 18,
++ RESET_MODULE_BIST = 19,
++ RESET_MODULE_VLYNQ0 = 20,
++ RESET_MODULE_EMAC1 = 21,
++ RESET_MODULE_MDIO = 22,
++ RESET_MODULE_ADSLSS_DSP = 23,
++ RESET_MODULE_EPHY = 26
++} AVALANCHE_RESET_MODULE_T;
++
++typedef enum AVALANCHE_RESET_CTRL_tag
++{
++ IN_RESET = 0,
++ OUT_OF_RESET
++} AVALANCHE_RESET_CTRL_T;
++
++typedef enum AVALANCHE_SYS_RST_MODE_tag
++{
++ RESET_SOC_WITH_MEMCTRL = 1, /* SW0 bit in SWRCR register */
++ RESET_SOC_WITHOUT_MEMCTRL = 2 /* SW1 bit in SWRCR register */
++} AVALANCHE_SYS_RST_MODE_T;
++
++typedef enum AVALANCHE_SYS_RESET_STATUS_tag
++{
++ HARDWARE_RESET = 0,
++ SOFTWARE_RESET0, /* Caused by writing 1 to SW0 bit in SWRCR register */
++ WATCHDOG_RESET,
++ SOFTWARE_RESET1 /* Caused by writing 1 to SW1 bit in SWRCR register */
++} AVALANCHE_SYS_RESET_STATUS_T;
++
++AVALANCHE_RESET_CTRL_T avalanche_get_reset_status(AVALANCHE_RESET_MODULE_T reset_module);
++void avalanche_sys_reset(AVALANCHE_SYS_RST_MODE_T mode);
++AVALANCHE_SYS_RESET_STATUS_T avalanche_get_sys_last_reset_status(void);
++
++typedef int (*REMOTE_VLYNQ_DEV_RESET_CTRL_FN)(unsigned int reset_module, AVALANCHE_RESET_CTRL_T reset_ctrl);
++
++/*****************************************************************************
++ * Power Control Module
++ *****************************************************************************/
++
++typedef enum AVALANCHE_POWER_CTRL_tag
++{
++ POWER_CTRL_POWER_UP = 0,
++ POWER_CTRL_POWER_DOWN
++} AVALANCHE_POWER_CTRL_T;
++
++typedef enum AVALANCHE_SYS_POWER_MODE_tag
++{
++ GLOBAL_POWER_MODE_RUN = 0, /* All system is up */
++ GLOBAL_POWER_MODE_IDLE, /* MIPS is power down, all peripherals working */
++ GLOBAL_POWER_MODE_STANDBY, /* Chip in power down, but clock to ADSKL subsystem is running */
++ GLOBAL_POWER_MODE_POWER_DOWN /* Total chip is powered down */
++} AVALANCHE_SYS_POWER_MODE_T;
++
++void avalanche_power_ctrl(unsigned int power_module, AVALANCHE_POWER_CTRL_T power_ctrl);
++AVALANCHE_POWER_CTRL_T avalanche_get_power_status(unsigned int power_module);
++void avalanche_set_global_power_mode(AVALANCHE_SYS_POWER_MODE_T power_mode);
++AVALANCHE_SYS_POWER_MODE_T avalanche_get_global_power_mode(void);
++
++/*****************************************************************************
++ * Wakeup Control
++ *****************************************************************************/
++
++typedef enum AVALANCHE_WAKEUP_INTERRUPT_tag
++{
++ WAKEUP_INT0 = 1,
++ WAKEUP_INT1 = 2,
++ WAKEUP_INT2 = 4,
++ WAKEUP_INT3 = 8
++} AVALANCHE_WAKEUP_INTERRUPT_T;
++
++typedef enum TNETV1050_WAKEUP_CTRL_tag
++{
++ WAKEUP_DISABLED = 0,
++ WAKEUP_ENABLED
++} AVALANCHE_WAKEUP_CTRL_T;
++
++typedef enum TNETV1050_WAKEUP_POLARITY_tag
++{
++ WAKEUP_ACTIVE_HIGH = 0,
++ WAKEUP_ACTIVE_LOW
++} AVALANCHE_WAKEUP_POLARITY_T;
++
++void avalanche_wakeup_ctrl(AVALANCHE_WAKEUP_INTERRUPT_T wakeup_int,
++ AVALANCHE_WAKEUP_CTRL_T wakeup_ctrl,
++ AVALANCHE_WAKEUP_POLARITY_T wakeup_polarity);
++
++/*****************************************************************************
++ * GPIO Control
++ *****************************************************************************/
++
++typedef enum AVALANCHE_GPIO_PIN_MODE_tag
++{
++ FUNCTIONAL_PIN = 0,
++ GPIO_PIN = 1
++} AVALANCHE_GPIO_PIN_MODE_T;
++
++typedef enum AVALANCHE_GPIO_PIN_DIRECTION_tag
++{
++ GPIO_OUTPUT_PIN = 0,
++ GPIO_INPUT_PIN = 1
++} AVALANCHE_GPIO_PIN_DIRECTION_T;
++
++typedef enum { GPIO_FALSE, GPIO_TRUE } AVALANCHE_GPIO_BOOL_T;
++
++void avalanche_gpio_init(void);
++int avalanche_gpio_ctrl(unsigned int gpio_pin,
++ AVALANCHE_GPIO_PIN_MODE_T pin_mode,
++ AVALANCHE_GPIO_PIN_DIRECTION_T pin_direction);
++int avalanche_gpio_ctrl_with_link_count(unsigned int gpio_pin,
++ AVALANCHE_GPIO_PIN_MODE_T pin_mode,
++ AVALANCHE_GPIO_PIN_DIRECTION_T pin_direction);
++int avalanche_gpio_out_bit(unsigned int gpio_pin, int value);
++int avalanche_gpio_in_bit(unsigned int gpio_pin);
++int avalanche_gpio_out_value(unsigned int out_val, unsigned int set_mask, unsigned int reg_index);
++int avalanche_gpio_out_value_with_link_count(unsigned int out_val, unsigned int set_mask, unsigned int reg_index);
++int avalanche_gpio_in_value(unsigned int *in_val, unsigned int reg_index);
++
++unsigned int avalanche_get_chip_version_info(void);
++
++unsigned int avalanche_get_vbus_freq(void);
++void avalanche_set_vbus_freq(unsigned int);
++
++
++typedef int (*SET_MDIX_ON_CHIP_FN_T)(unsigned int base_addr, unsigned int operation);
++int avalanche_set_mdix_on_chip(unsigned int base_addr, unsigned int operation);
++unsigned int avalanche_is_mdix_on_chip(void);
++
++#endif
+diff -urN linux.old/include/asm-mips/ar7/avalanche_regs.h linux.dev/include/asm-mips/ar7/avalanche_regs.h
+--- linux.old/include/asm-mips/ar7/avalanche_regs.h 1970-01-01 01:00:00.000000000 +0100
++++ linux.dev/include/asm-mips/ar7/avalanche_regs.h 2005-10-21 16:45:42.182067500 +0200
+@@ -0,0 +1,567 @@
++/*
++ * $Id$
++ * Avalanche Register Descriptions
++ *
++ * Jeff Harrell, jharrell@ti.com
++ * 2000 (c) Texas Instruments Inc.
++ */
++
++#ifndef __AVALANCHE_REGS_H
++#define __AVALANCHE_REGS_H
++
++#include <asm/addrspace.h>
++#include <linux/config.h>
++
++/*----------------------------------------*/
++/* Base offsets within the Avalanche ASIC */
++/*----------------------------------------*/
++
++#define BBIF_SPACE0 (KSEG1ADDR(0x01000000))
++#define BBIF_SPACE1 (KSEG1ADDR(0x01800000))
++#define BBIF_CONTROL (KSEG1ADDR(0x02000000))
++#define ATM_SAR_BASE (KSEG1ADDR(0x03000000))
++#define USB_MCU_BASE (KSEG1ADDR(0x03400000))
++#define DES_BASE (KSEG1ADDR(0x08600000))
++#define ETH_MACA_BASE (KSEG1ADDR(0x08610000))
++#define ETH_MACB_BASE (KSEG1ADDR(0x08612800))
++#define MEM_CTRLR_BASE (KSEG1ADDR(0x08610800))
++#define GPIO_BASE (KSEG1ADDR(0x08610900))
++#define CLK_CTRL_BASE (KSEG1ADDR(0x08610A00))
++#define WATCH_DOG_BASE (KSEG1ADDR(0x08610B00))
++#define TMR1_BASE (KSEG1ADDR(0x08610C00))
++#define TRM2_BASE (KSEG1ADDR(0x08610D00))
++#define UARTA_BASE (KSEG1ADDR(0x08610E00))
++#define UARTB_BASE (KSEG1ADDR(0x08610F00))
++#define I2C_BASE (KSEG1ADDR(0x08611000))
++#define DEV_ID_BASE (KSEG1ADDR(0x08611100))
++#define USB_BASE (KSEG1ADDR(0x08611200))
++#define PCI_CONFIG_BASE (KSEG1ADDR(0x08611300))
++#define DMA_BASE (KSEG1ADDR(0x08611400))
++#define RESET_CTRL_BASE (KSEG1ADDR(0x08611600))
++#define DSL_IF_BASE (KSEG1ADDR(0x08611B00))
++#define INT_CTL_BASE (KSEG1ADDR(0x08612400))
++#define PHY_BASE (KSEG1ADDR(0x1E000000))
++
++/*---------------------------------*/
++/* Device ID, chip version number */
++/*---------------------------------*/
++
++#define AVALANCHE_CHVN (*(volatile unsigned int *)(DEV_ID_BASE+0x14))
++#define AVALANCHE_DEVID1 (*(volatile unsigned int *)(DEV_ID_BASE+0x18))
++#define AVALANCHE_DEVID2 (*(volatile unsigned int *)(DEV_ID_BASE+0x1C))
++
++/*----------------------------------*/
++/* Reset Control VW changed to ptrs */
++/*----------------------------------*/
++
++#define AVALANCHE_PRCR (*(volatile unsigned int *)(RESET_CTRL_BASE + 0x0)) /* Peripheral reset control */
++#define AVALANCHE_SWRCR (*(volatile unsigned int *)(RESET_CTRL_BASE + 0x4)) /* Software reset control */
++#define AVALANCHE_RSR (*(volatile unsigned int *)(RESET_CTRL_BASE + 0x8)) /* Reset status register */
++
++/* reset control bits */
++
++#define AV_RST_UART0 (1<<0) /* Brings UART0 out of reset */
++#define AV_RST_UART1 (1<<1) /* Brings UART1 out of reset */
++#define AV_RST_IICM (1<<2) /* Brings the I2CM out of reset */
++#define AV_RST_TIMER0 (1<<3) /* Brings Timer 0 out of reset */
++#define AV_RST_TIMER1 (1<<4) /* Brings Timer 1 out of reset */
++#define AV_RST_DES (1<<5) /* Brings the DES module out of reset */
++#define AV_RST_GPIO (1<<6) /* Brings the GPIO module out of reset (see note below) */
++/*
++ JAH NOTE JAH NOTE JAH NOTE JAH NOTE JAH NOTE JAH NOTE JAH NOTE JAH NOTE
++ If you reset the GPIO interface all of the directions (i/o) of the UART B
++ interface pins are inputs and must be reconfigured so as not to lose the
++ serial console interface
++ JAH NOTE JAH NOTE JAH NOTE JAH NOTE JAH NOTE JAH NOTE JAH NOTE JAH NOTE
++*/
++#define AV_RST_BBIF (1<<7) /* Brings the Broadband interface out of reset */
++#define AV_RST_USB (1<<8) /* Brings the USB module out of reset */
++#define AV_RST_SAR (1<<9) /* Brings the SAR out of reset */
++#define AV_RST_HDLC (1<<10) /* Brings the HDLC module out of reset */
++#define AV_RST_PCI (1<<16) /* Brings the PCI module out of reset */
++#define AV_RST_ETH_MAC0 (1<<17) /* Brings the Ethernet MAC0 out of reset */
++#define AV_RST_PICO_DMA (1<<18) /* Brings the PICO DMA module out of reset */
++#define AV_RST_BIST (1<<19) /* Brings the BIST module out of reset */
++#define AV_RST_DSP (1<<20) /* Brings the DSP sub system out of reset */
++#define AV_RST_ETH_MAC1 (1<<21) /* Brings the Ethernet MAC1 out of reset */
++
++/*----------------------*/
++/* Physical interfaces */
++/*----------------------*/
++
++/* Phy loopback */
++#define PHY_LOOPBACK 1
++
++
++/* Phy 0 */
++#define PHY0BASE (PHY_BASE)
++#define PHY0RST (*(volatile unsigned char *) (PHY0BASE)) /* reset */
++#define PHY0CTRL (*(volatile unsigned char *) (PHY0BASE+0x5)) /* control */
++#define PHY0RACPCTRL (*(volatile unsigned char *) (PHY0BASE+0x50)) /* RACP control/status */
++#define PHY0TACPCTRL (*(volatile unsigned char *) (PHY0BASE+0x60)) /* TACP idle/unassigned cell hdr */
++#define PHY0RACPINT (*(volatile unsigned char *) (PHY0BASE+0x51)) /* RACP interrupt enable/Status */
++
++
++/* Phy 1 */
++
++#define PHY1BASE (PHY_BASE + 0x100000)
++#define PHY1RST (*(volatile unsigned char *) (PHY1BASE)) /* reset */
++#define PHY1CTRL (*(volatile unsigned char *) (PHY1BASE+0x5)) /* control */
++#define PHY1RACPCTRL (*(volatile unsigned char *) (PHY1BASE+0x50))
++#define PHY1TACPCTRL (*(volatile unsigned char *) (PHY1BASE+0x60))
++#define PHY1RACPINT (*(volatile unsigned char *) (PHY1BASE+0x51))
++
++/* Phy 2 */
++
++#define PHY2BASE (PHY_BASE + 0x200000)
++#define PHY2RST (*(volatile unsigned char *) (PHY2BASE)) /* reset */
++#define PHY2CTRL (*(volatile unsigned char *) (PHY2BASE+0x5)) /* control */
++#define PHY2RACPCTRL (*(volatile unsigned char *) (PHY2BASE+0x50))
++#define PHY2TACPCTRL (*(volatile unsigned char *) (PHY2BASE+0x60))
++#define PHY2RACPINT (*(volatile unsigned char *) (PHY2BASE+0x51))
++
++/*-------------------*/
++/* Avalanche ATM SAR */
++/*-------------------*/
++
++#define AVSAR_SYSCONFIG (*(volatile unsigned int*)(ATM_SAR_BASE+0x00000000)) /* SAR system config register */
++#define AVSAR_SYSSTATUS (*(volatile unsigned int*)(ATM_SAR_BASE+0x00000004)) /* SAR system status register */
++#define AVSAR_INT_ENABLE (*(volatile unsigned int*)(ATM_SAR_BASE+0x00000008)) /* SAR interrupt enable register */
++#define AVSAR_CONN_VPI_VCI (*(volatile unsigned int*)(ATM_SAR_BASE+0x0000000c)) /* VPI/VCI connection config */
++#define AVSAR_CONN_CONFIG (*(volatile unsigned int*)(ATM_SAR_BASE+0x00000010)) /* Connection config register */
++#define AVSAR_OAM_CONFIG (*(volatile unsigned int*)(ATM_SAR_BASE+0x00000018)) /* OAM configuration register */
++
++/* Transmit completion ring registers */
++
++#define AVSAR_TCRAPTR (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000100))
++#define AVSAR_TCRASIZE (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000104))
++#define AVSAR_TCRAINTTHRESH (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000108))
++#define AVSAR_TCRATOTENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x0000010c))
++#define AVSAR_TCRAFREEENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000110))
++#define AVSAR_TCRAPENDENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000114))
++#define AVSAR_TCRAENTINC (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000118))
++#define AVSAR_TCRBPTR (*(volatile unsigned int *)(ATM_SAR_BASE+0x0000011c))
++#define AVSAR_TCRBSIZE (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000120))
++#define AVSAR_TCRBINTTHRESH (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000124))
++#define AVSAR_TCRBTOTENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000128))
++#define AVSAR_TCRBFREEENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x0000012c))
++#define AVSAR_TCRBPENDENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000130))
++#define AVSAR_TCRBENTINC (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000134))
++
++/* Transmit Queue Packet registers */
++#define AVSAR_TXQUEUE_PKT0 (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000140))
++#define AVSAR_TXQUEUE_PKT1 (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000144))
++#define AVSAR_TXQUEUE_PKT2 (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000148))
++#define AVSAR_TX_FLUSH (*(volatile unsigned int *)(ATM_SAR_BASE+0x0000014C))
++/* Receive completion ring registers */
++
++#define AVSAR_RCRAPTR (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000200))
++#define AVSAR_RCRASIZE (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000204))
++#define AVSAR_RCRAINTTHRESH (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000208))
++#define AVSAR_RCRATOTENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x0000020c))
++#define AVSAR_RCRAFREEENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000210))
++#define AVSAR_RCRAPENDENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000214))
++#define AVSAR_RCRAENTINC (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000218))
++#define AVSAR_RCRBPTR (*(volatile unsigned int *)(ATM_SAR_BASE+0x0000021c))
++#define AVSAR_RCRBSIZE (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000220))
++#define AVSAR_RCRBINTTHRESH (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000224))
++#define AVSAR_RCRBTOTENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000228))
++#define AVSAR_RCRBFREEENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x0000022c))
++#define AVSAR_RCRBPENDENT (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000230))
++#define AVSAR_RCRBENTINC (*(volatile unsigned int *)(ATM_SAR_BASE+0x00000234))
++
++#define AVSAR_RXFBL_ADD0 (*(volatile unsigned int*)(ATM_SAR_BASE+0x00000240)) /* Rx Free buffer list add 0 */
++#define AVSAR_RXFBL_ADD1 (*(volatile unsigned int*)(ATM_SAR_BASE+0x00000244)) /* Rx Free buffer list add 1 */
++#define AVSAR_RXFBL_ADD2 (*(volatile unsigned int*)(ATM_SAR_BASE+0x00000248)) /* Rx Free buffer list add 2 */
++#define AVSAR_RXFBLSIZE_0 (*(volatile unsigned int*)(ATM_SAR_BASE+0x0000028c)) /* Rx Free buffer list size 0 */
++#define AVSAR_RXFBLSIZE_1 (*(volatile unsigned int*)(ATM_SAR_BASE+0x0000029c)) /* Rx Free buffer list size 1 */
++#define AVSAR_RXFBLSIZE_2 (*(volatile unsigned int*)(ATM_SAR_BASE+0x000002ac)) /* Rx Free buffer list size 2 */
++#define AVSAR_RXFBLSIZE_3 (*(volatile unsigned int*)(ATM_SAR_BASE+0x000002bc)) /* Rx Free buffer list size 3 */
++
++
++#if defined(CONFIG_MIPS_EVM3D) || defined(CONFIG_MIPS_AR5D01) || defined(CONFIG_MIPS_AR5W01)
++
++#define AVSAR_SAR_FREQUENCY (*(volatile unsigned int*)(ATM_SAR_BASE+0x00010480))
++#define AVSAR_OAM_CC_SINK (*(volatile unsigned int*)(ATM_SAR_BASE+0x00010484))
++#define AVSAR_OAM_AIS_RDI_RX (*(volatile unsigned int*)(ATM_SAR_BASE+0x00010488))
++#define AVSAR_OAM_CPID0 (*(volatile unsigned int*)(ATM_SAR_BASE+0x000104E0))
++#define AVSAR_OAM_LLID0 (*(volatile unsigned int*)(ATM_SAR_BASE+0x000104F0))
++#define AVSAR_OAM_CPID1 (*(volatile unsigned int*)(ATM_SAR_BASE+0x000104E4))
++#define AVSAR_OAM_LLID1 (*(volatile unsigned int*)(ATM_SAR_BASE+0x000104F4))
++#define AVSAR_OAM_CPID2 (*(volatile unsigned int*)(ATM_SAR_BASE+0x000104E8))
++#define AVSAR_OAM_LLID2 (*(volatile unsigned int*)(ATM_SAR_BASE+0x000104F8))
++#define AVSAR_OAM_CPID3 (*(volatile unsigned int*)(ATM_SAR_BASE+0x000104EC))
++#define AVSAR_OAM_LLID3 (*(volatile unsigned int*)(ATM_SAR_BASE+0x000104FC))
++#define AVSAR_OAM_CORR_TAG (*(volatile unsigned int*)(ATM_SAR_BASE+0x00010500))
++#define AVSAR_OAM_FAR_COUNT (*(volatile unsigned int*)(ATM_SAR_BASE+0x00010520))
++#define AVSAR_OAM_NEAR_COUNT (*(volatile unsigned int*)(ATM_SAR_BASE+0x00010540))
++#define AVSAR_OAM_CONFIG_REG (*(volatile unsigned int*)(ATM_SAR_BASE+0x00000018))
++#define AVSAR_FAIRNESS_REG (*(volatile unsigned int*)(ATM_SAR_BASE+0x000104B8))
++#define AVSAR_UBR_PCR_REG (*(volatile unsigned int*)(ATM_SAR_BASE+0x00010490))
++
++
++/*
++
++#define OAM_CPID_ADD 0xa30104e0
++
++#define OAM_LLID_ADD 0xa30104f0
++
++#define OAM_LLID_VAL 0xffffffff
++
++#define OAM_CORR_TAG 0xa3010500
++
++#define OAM_FAR_COUNT_ADD 0xa3010520
++
++#define OAM_NEAR_COUNT_ADD 0xa3010540
++
++#define OAM_CONFIG_REG_ADD 0xa3000018
++*/
++
++
++#else /* CONFIG_MIPS_EVM3 || CONFIG_MIPS_ACPEP */
++
++#define AVSAR_SAR_FREQUENCY (*(volatile unsigned int*)(ATM_SAR_BASE+0x00012000))
++#define AVSAR_OAM_CC_SINK (*(volatile unsigned int*)(ATM_SAR_BASE+0x00012004))
++#define AVSAR_OAM_AIS_RDI_RX (*(volatile unsigned int*)(ATM_SAR_BASE+0x00012008))
++#define AVSAR_OAM_CPID (*(volatile unsigned int*)(ATM_SAR_BASE+0x00012300))
++
++#endif /* CONFIG_MIPS_EVM3D || CONFIG_MIPS_AR5D01 || CONFIG_MIPS_AR5W01 */
++
++
++#define AVSAR_STATE_RAM (ATM_SAR_BASE + 0x010000) /* SAR state RAM */
++#define AVSAR_PDSP_BASE (ATM_SAR_BASE + 0x020000) /* SAR PDSP base address */
++#define AVSAR_TXDMA_BASE (ATM_SAR_BASE + 0x030000) /* Transmit DMA state base */
++#define AVSAR_TDMASTATE6 0x18 /* Transmit DMA state word 6 */
++#define AVSAR_RXDMA_BASE (ATM_SAR_BASE + 0x040000) /* Receive DMA state base */
++#define AVSAR_RDMASTATE0 0x0 /* Receive DMA state word 0 */
++
++/*------------------------------------------*/
++/* DSL Interface */
++/*------------------------------------------*/
++
++#define AVDSL_TX_EN (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000000))
++#define AVDSL_RX_EN (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000004))
++#define AVDSL_POLL (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000008))
++
++/* Fast */
++
++#define AVDSL_TX_FIFO_ADDR0 (*(volatile unsigned int *)(DSL_IF_BASE + 0x0000000C))
++#define AVDSL_TX_FIFO_BASE0 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000010))
++#define AVDSL_TX_FIFO_LEN0 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000014))
++#define AVDSL_TX_FIFO_PR0 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000018))
++#define AVDSL_RX_FIFO_ADDR0 (*(volatile unsigned int *)(DSL_IF_BASE + 0x0000001C))
++#define AVDSL_RX_FIFO_BASE0 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000020))
++#define AVDSL_RX_FIFO_LEN0 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000024))
++#define AVDSL_RX_FIFO_PR0 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000028))
++
++/* Interleaved */
++
++#define AVDSL_TX_FIFO_ADDR1 (*(volatile unsigned int *)(DSL_IF_BASE + 0x0000002C))
++#define AVDSL_TX_FIFO_BASE1 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000030))
++#define AVDSL_TX_FIFO_LEN1 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000034))
++#define AVDSL_TX_FIFO_PR1 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000038))
++#define AVDSL_RX_FIFO_ADDR1 (*(volatile unsigned int *)(DSL_IF_BASE + 0x0000003C))
++#define AVDSL_RX_FIFO_BASE1 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000040))
++#define AVDSL_RX_FIFO_LEN1 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000044))
++#define AVDSL_RX_FIFO_PR1 (*(volatile unsigned int *)(DSL_IF_BASE + 0x00000048))
++
++/*------------------------------------------*/
++/* Broadband I/F */
++/*------------------------------------------*/
++
++#define AVBBIF_BBIF_CNTRL (*(volatile unsigned int *)(BBIF_CONTROL + 0x00000000))
++#define AVBBIF_ADDR_TRANS_0 (*(volatile unsigned int *)(BBIF_CONTROL + 0x00000004))
++#define AVBBIF_ADDR_TRANS_1 (*(volatile unsigned int *)(BBIF_CONTROL + 0x00000008))
++#define AVBBIF_ADDR_XB_MX_BL (*(volatile unsigned int *)(BBIF_CONTROL + 0x0000000C))
++#define AVBBIF_INFIFO_LVL (*(volatile unsigned int *)(BBIF_CONTROL + 0x00000010))
++#define AVBBIF_OUTFIFO_LVL (*(volatile unsigned int *)(BBIF_CONTROL + 0x00000014))
++
++#define AVBBIF_DISABLED 0x0
++#define AVBBIF_LBT4040_INT 0x1
++#define AVBBIF_XBUS 0x2
++#define AVBBIF_LBT4040_EXT 0x4
++
++#define AVBBIF_ADDR_MASK0 0xff000000 /* handles upper bits of BBIF 0 address */
++#define AVBBIF_ADDR_MASK1 0xff800000 /* handles upper bits of BBIF 1 address */
++#define AVBBIF_TRANS_MASK 0xff000000
++/*------------------------------------------*/
++/* GPIO I/F */
++/*------------------------------------------*/
++
++#define GPIO_DATA_INPUT (*(volatile unsigned int *)(GPIO_BASE + 0x00000000))
++#define GPIO_DATA_OUTPUT (*(volatile unsigned int *)(GPIO_BASE + 0x00000004))
++#define GPIO_DATA_DIR (*(volatile unsigned int *)(GPIO_BASE + 0x00000008)) /* 0=output 1=input */
++#define GPIO_DATA_ENABLE (*(volatile unsigned int *)(GPIO_BASE + 0x0000000C)) /* 0=GPIO Mux 1=GPIO */
projects / openwrt.git / blobdiff