split patch; start irq cleanup

git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@3117 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/aruba-2.6/patches/000-aruba.patch b/target/linux/aruba-2.6/patches/000-aruba.patch
index ce9cf22..f255230 100644 (file)
--- a/target/linux/aruba-2.6/patches/000-aruba.patch
+++ b/target/linux/aruba-2.6/patches/000-aruba.patch
@@ -1,523 +1,3 @@
-diff -Nur linux-2.6.15/arch/mips/aruba/flash_lock.c linux-2.6.15-openwrt/arch/mips/aruba/flash_lock.c
---- linux-2.6.15/arch/mips/aruba/flash_lock.c  1970-01-01 01:00:00.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/aruba/flash_lock.c  2006-01-10 00:32:32.000000000 +0100
-@@ -0,0 +1,27 @@
-+#include <linux/module.h>
-+#include <linux/types.h>
-+#include <asm/bootinfo.h>
-+
-+#define AP70_PROT_ADDR 0xb8010008
-+#define AP70_PROT_DATA 0x8
-+#define AP60_PROT_ADDR 0xB8400000
-+#define AP60_PROT_DATA 0x04000000
-+
-+void unlock_ap60_70_flash(void)
-+{
-+      volatile __u32 val;
-+      switch (mips_machtype) {
-+              case MACH_ARUBA_AP70:
-+                      val = *(volatile __u32 *)AP70_PROT_ADDR;
-+                      val &= ~(AP70_PROT_DATA);
-+                      *(volatile __u32 *)AP70_PROT_ADDR = val;
-+                      break;
-+              case MACH_ARUBA_AP65:
-+              case MACH_ARUBA_AP60:
-+              default:
-+                      val = *(volatile __u32 *)AP60_PROT_ADDR;
-+                      val &= ~(AP60_PROT_DATA);
-+                      *(volatile __u32 *)AP60_PROT_ADDR = val;
-+                      break;
-+      }
-+}
-diff -Nur linux-2.6.15/arch/mips/aruba/idtIRQ.S linux-2.6.15-openwrt/arch/mips/aruba/idtIRQ.S
---- linux-2.6.15/arch/mips/aruba/idtIRQ.S      1970-01-01 01:00:00.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/aruba/idtIRQ.S      2006-01-10 00:32:32.000000000 +0100
-@@ -0,0 +1,87 @@
-+/**************************************************************************
-+ *
-+ *  BRIEF MODULE DESCRIPTION
-+ *     Intterrupt dispatcher code for IDT boards
-+ *
-+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
-+ *         
-+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
-+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
-+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
-+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
-+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
-+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
-+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
-+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
-+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
-+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-+ *
-+ *  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.,
-+ *  675 Mass Ave, Cambridge, MA 02139, USA.
-+ *
-+ *
-+ **************************************************************************
-+ * May 2004 rkt, neb
-+ *
-+ * Initial Release
-+ *
-+ * 
-+ *
-+ **************************************************************************
-+ */
-+              
-+      
-+#include <asm/asm.h>
-+#include <asm/mipsregs.h>
-+#include <asm/regdef.h>
-+#include <asm/stackframe.h>
-+
-+      .text
-+      .set    noreorder
-+      .set    noat
-+      .align  5
-+      NESTED(idtIRQ, PT_SIZE, sp)
-+      .set noat
-+      SAVE_ALL
-+      CLI
-+
-+      .set    at
-+      .set    noreorder
-+
-+      /* Get the pending interrupts */
-+      mfc0    t0, CP0_CAUSE
-+      nop
-+                       
-+      /* Isolate the allowed ones by anding the irq mask */
-+      mfc0    t2, CP0_STATUS
-+      move    a1, sp          /* need a nop here, hence we anticipate */
-+      andi    t0, CAUSEF_IP
-+      and     t0, t2
-+                                                                
-+      /* check for r4k counter/timer IRQ. */
-+      
-+      andi    t1, t0, CAUSEF_IP7
-+      beqz    t1, 1f
-+      nop
-+
-+      jal     aruba_timer_interrupt   
-+
-+      li      a0, 7
-+
-+      j       ret_from_irq
-+      nop
-+1:
-+      jal     aruba_irqdispatch
-+      move    a0, t0
-+      j       ret_from_irq
-+      nop
-+
-+      END(idtIRQ)
-+
-+
-diff -Nur linux-2.6.15/arch/mips/aruba/irq.c linux-2.6.15-openwrt/arch/mips/aruba/irq.c
---- linux-2.6.15/arch/mips/aruba/irq.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/aruba/irq.c 2006-01-10 00:32:32.000000000 +0100
-@@ -0,0 +1,394 @@
-+/**************************************************************************
-+ *
-+ *  BRIEF MODULE DESCRIPTION
-+ *     Interrupt routines for IDT EB434 boards
-+ *
-+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
-+ *         
-+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
-+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
-+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
-+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
-+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
-+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
-+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
-+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
-+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
-+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-+ *
-+ *  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.,
-+ *  675 Mass Ave, Cambridge, MA 02139, USA.
-+ *
-+ *
-+ **************************************************************************
-+ * May 2004 rkt, neb
-+ *
-+ * Initial Release
-+ *
-+ * 
-+ *
-+ **************************************************************************
-+ */
-+
-+#include <linux/errno.h>
-+#include <linux/init.h>
-+#include <linux/kernel_stat.h>
-+#include <linux/module.h>
-+#include <linux/signal.h>
-+#include <linux/sched.h>
-+#include <linux/types.h>
-+#include <linux/interrupt.h>
-+#include <linux/ioport.h>
-+#include <linux/timex.h>
-+#include <linux/slab.h>
-+#include <linux/random.h>
-+#include <linux/delay.h>
-+
-+#include <asm/bitops.h>
-+#include <asm/bootinfo.h>
-+#include <asm/io.h>
-+#include <asm/mipsregs.h>
-+#include <asm/system.h>
-+#include <asm/idt-boards/rc32434/rc32434.h>
-+#include <asm/idt-boards/rc32434/rc32434_gpio.h>
-+
-+#include <asm/irq.h>
-+
-+#undef DEBUG_IRQ
-+#ifdef DEBUG_IRQ
-+/* note: prints function name for you */
-+#define DPRINTK(fmt, args...) printk("%s: " fmt, __FUNCTION__ , ## args)
-+#else
-+#define DPRINTK(fmt, args...)
-+#endif
-+
-+extern asmlinkage void idtIRQ(void);
-+static unsigned int startup_irq(unsigned int irq);
-+static void end_irq(unsigned int irq_nr);
-+static void mask_and_ack_irq(unsigned int irq_nr);
-+static void aruba_enable_irq(unsigned int irq_nr);
-+static void aruba_disable_irq(unsigned int irq_nr);
-+
-+extern void __init init_generic_irq(void);
-+
-+typedef struct {
-+      u32 mask;
-+      volatile u32 *base_addr;
-+} intr_group_t;
-+
-+static const intr_group_t intr_group_merlot[NUM_INTR_GROUPS] = {
-+      {0xffffffff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 0)},
-+};
-+
-+#define READ_PEND_MERLOT(base) (*((volatile unsigned long *)(0xbc003010)))
-+#define READ_MASK_MERLOT(base) (*((volatile unsigned long *)(0xbc003010 + 4)))
-+#define WRITE_MASK_MERLOT(base, val) ((*((volatile unsigned long *)((0xbc003010) + 4))) = (val))
-+
-+static const intr_group_t intr_group_muscat[NUM_INTR_GROUPS] = {
-+      {0x0000efff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 0 * IC_GROUP_OFFSET)},
-+      {0x00001fff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 1 * IC_GROUP_OFFSET)},
-+      {0x00000007, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 2 * IC_GROUP_OFFSET)},
-+      {0x0003ffff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 3 * IC_GROUP_OFFSET)},
-+      {0xffffffff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 4 * IC_GROUP_OFFSET)}
-+};
-+
-+#define READ_PEND_MUSCAT(base) (*(base))
-+#define READ_MASK_MUSCAT(base) (*(base + 2))
-+#define WRITE_MASK_MUSCAT(base, val) (*(base + 2) = (val))
-+
-+static inline int irq_to_group(unsigned int irq_nr)
-+{
-+      switch (mips_machtype) {
-+              case MACH_ARUBA_AP70:
-+                      return ((irq_nr - GROUP0_IRQ_BASE) >> 5);
-+              case MACH_ARUBA_AP65:
-+              case MACH_ARUBA_AP60:
-+              default:
-+                      return 0;
-+      }
-+}
-+
-+static inline int group_to_ip(unsigned int group)
-+{
-+      switch (mips_machtype) {
-+              case MACH_ARUBA_AP70:
-+                      return group + 2;
-+              case MACH_ARUBA_AP65:
-+              case MACH_ARUBA_AP60:
-+              default:
-+                      return 6;
-+      }
-+}
-+
-+static inline void enable_local_irq(unsigned int ip)
-+{
-+      int ipnum = 0x100 << ip;
-+      clear_c0_cause(ipnum);
-+      set_c0_status(ipnum);
-+}
-+
-+static inline void disable_local_irq(unsigned int ip)
-+{
-+      int ipnum = 0x100 << ip;
-+      clear_c0_status(ipnum);
-+}
-+
-+static inline void ack_local_irq(unsigned int ip)
-+{
-+      int ipnum = 0x100 << ip;
-+      clear_c0_cause(ipnum);
-+}
-+
-+static void aruba_enable_irq(unsigned int irq_nr)
-+{
-+      int ip = irq_nr - GROUP0_IRQ_BASE;
-+      unsigned int group, intr_bit;
-+      volatile unsigned int *addr;
-+      if (ip < 0) {
-+              enable_local_irq(irq_nr);
-+      } else {
-+              // calculate group
-+              switch (mips_machtype) {
-+                      case MACH_ARUBA_AP70:
-+                              group = ip >> 5;
-+                              break;
-+                      case MACH_ARUBA_AP65:
-+                      case MACH_ARUBA_AP60:
-+                      default:
-+                              group = 0;
-+                              break;
-+              }
-+
-+              // calc interrupt bit within group
-+              ip -= (group << 5);
-+              intr_bit = 1 << ip;
-+
-+              // first enable the IP mapped to this IRQ
-+              enable_local_irq(group_to_ip(group));
-+
-+              switch (mips_machtype) {
-+                      case MACH_ARUBA_AP70:
-+                              addr = intr_group_muscat[group].base_addr;
-+                              // unmask intr within group
-+                              WRITE_MASK_MUSCAT(addr, READ_MASK_MUSCAT(addr) & ~intr_bit);
-+                              break;
-+                      case MACH_ARUBA_AP65:
-+                      case MACH_ARUBA_AP60:
-+                      default:
-+                              addr = intr_group_merlot[group].base_addr;
-+                              WRITE_MASK_MERLOT(addr, (READ_MASK_MERLOT(addr) | intr_bit));
-+                              break;
-+              }
-+      }
-+}
-+
-+static void aruba_disable_irq(unsigned int irq_nr)
-+{
-+      int ip = irq_nr - GROUP0_IRQ_BASE;
-+      unsigned int group, intr_bit, mask;
-+      volatile unsigned int *addr;
-+
-+      // calculate group
-+      switch (mips_machtype) {
-+              case MACH_ARUBA_AP70:
-+                      group = ip >> 5;
-+                      break;
-+              case MACH_ARUBA_AP65:
-+              case MACH_ARUBA_AP60:
-+              default:
-+                      group = 0;
-+                      break;
-+      }
-+
-+      // calc interrupt bit within group
-+      ip -= group << 5;
-+      intr_bit = 1 << ip;
-+
-+      switch (mips_machtype) {
-+              case MACH_ARUBA_AP70:
-+                      addr = intr_group_muscat[group].base_addr;
-+                      // mask intr within group
-+                      mask = READ_MASK_MUSCAT(addr);
-+                      mask |= intr_bit;
-+                      WRITE_MASK_MUSCAT(addr, mask);
-+      
-+                      /*
-+                         if there are no more interrupts enabled in this
-+                         group, disable corresponding IP
-+                       */
-+                      if (mask == intr_group_muscat[group].mask)
-+                              disable_local_irq(group_to_ip(group));
-+                      break;
-+              case MACH_ARUBA_AP65:
-+              case MACH_ARUBA_AP60:
-+              default:
-+                      addr = intr_group_merlot[group].base_addr;
-+                      addr = intr_group_merlot[group].base_addr;
-+                      // mask intr within group
-+                      WRITE_MASK_MERLOT(addr, (READ_MASK_MERLOT(addr) & ~intr_bit));
-+                      if (READ_MASK_MERLOT(addr))
-+                              disable_local_irq(group_to_ip(group));
-+                      break;
-+      }
-+}
-+
-+static unsigned int startup_irq(unsigned int irq_nr)
-+{
-+      aruba_enable_irq(irq_nr);
-+      return 0;
-+}
-+
-+static void shutdown_irq(unsigned int irq_nr)
-+{
-+      aruba_disable_irq(irq_nr);
-+      return;
-+}
-+
-+static void mask_and_ack_irq(unsigned int irq_nr)
-+{
-+      aruba_disable_irq(irq_nr);
-+      ack_local_irq(group_to_ip(irq_to_group(irq_nr)));
-+}
-+
-+static void end_irq(unsigned int irq_nr)
-+{
-+
-+      int ip = irq_nr - GROUP0_IRQ_BASE;
-+      unsigned int intr_bit, group;
-+      volatile unsigned int *addr;
-+
-+      if (irq_desc[irq_nr].status & (IRQ_DISABLED | IRQ_INPROGRESS)) {
-+              printk("warning: end_irq %d did not enable (%x)\n",
-+                     irq_nr, irq_desc[irq_nr].status);
-+      }
-+
-+      switch (mips_machtype) {
-+              case MACH_ARUBA_AP70:
-+                      if (irq_nr == GROUP4_IRQ_BASE + 9)       idt_gpio->gpioistat &= 0xfffffdff;
-+                      else if (irq_nr == GROUP4_IRQ_BASE + 10) idt_gpio->gpioistat &= 0xfffffbff;
-+                      else if (irq_nr == GROUP4_IRQ_BASE + 11) idt_gpio->gpioistat &= 0xfffff7ff;
-+                      else if (irq_nr == GROUP4_IRQ_BASE + 12) idt_gpio->gpioistat &= 0xffffefff;
-+      
-+                      group = ip >> 5;
-+      
-+                      // calc interrupt bit within group
-+                      ip -= (group << 5);
-+                      intr_bit = 1 << ip;
-+      
-+                      // first enable the IP mapped to this IRQ
-+                      enable_local_irq(group_to_ip(group));
-+      
-+                      addr = intr_group_muscat[group].base_addr;
-+                      // unmask intr within group
-+                      WRITE_MASK_MUSCAT(addr, READ_MASK_MUSCAT(addr) & ~intr_bit);
-+                      break;
-+              case MACH_ARUBA_AP65:
-+              case MACH_ARUBA_AP60:
-+                      group = 0;
-+                      // calc interrupt bit within group
-+                      intr_bit = 1 << ip;
-+                      // first enable the IP mapped to this IRQ
-+                      enable_local_irq(group_to_ip(group));
-+                      addr = intr_group_merlot[group].base_addr;
-+                      // unmask intr within group
-+                      WRITE_MASK_MERLOT(addr, (READ_MASK_MERLOT(addr) | intr_bit));
-+                      break;
-+      }
-+}
-+
-+static struct hw_interrupt_type aruba_irq_type = {
-+      .typename = "IDT434",
-+      .startup = startup_irq,
-+      .shutdown = shutdown_irq,
-+      .enable = aruba_enable_irq,
-+      .disable = aruba_disable_irq,
-+      .ack = mask_and_ack_irq,
-+      .end = end_irq,
-+};
-+
-+void __init arch_init_irq(void)
-+{
-+      int i;
-+      printk("Initializing IRQ's: %d out of %d\n", RC32434_NR_IRQS, NR_IRQS);
-+      memset(irq_desc, 0, sizeof(irq_desc));
-+      set_except_vector(0, idtIRQ);
-+
-+      for (i = 0; i < RC32434_NR_IRQS; i++) {
-+              irq_desc[i].status = IRQ_DISABLED;
-+              irq_desc[i].action = NULL;
-+              irq_desc[i].depth = 1;
-+              irq_desc[i].handler = &aruba_irq_type;
-+              spin_lock_init(&irq_desc[i].lock);
-+      }
-+
-+      switch (mips_machtype) {
-+              case MACH_ARUBA_AP70:
-+                      break;
-+              case MACH_ARUBA_AP65:
-+              case MACH_ARUBA_AP60:
-+              default:
-+                      WRITE_MASK_MERLOT(intr_group_merlot[0].base_addr, 0);
-+                      *((volatile unsigned long *)0xbc003014) = 0x10;
-+                      break;
-+      }
-+}
-+
-+/* Main Interrupt dispatcher */
-+void aruba_irqdispatch(unsigned long cp0_cause, struct pt_regs *regs)
-+{
-+      unsigned int pend, group, ip;
-+      volatile unsigned int *addr;
-+      switch (mips_machtype) {
-+              case MACH_ARUBA_AP70:
-+                      if ((ip = (cp0_cause & 0x7c00))) {
-+                              group = 21 - rc32434_clz(ip);
-+              
-+                              addr = intr_group_muscat[group].base_addr;
-+              
-+                              pend = READ_PEND_MUSCAT(addr);
-+                              pend &= ~READ_MASK_MUSCAT(addr);        // only unmasked interrupts
-+                              pend = 39 - rc32434_clz(pend);
-+                              do_IRQ((group << 5) + pend, regs);
-+                      }
-+                      break;
-+              case MACH_ARUBA_AP65:
-+              case MACH_ARUBA_AP60:
-+              default:
-+                      #define MERLOT_WLAN1_IRQ   2    // bit 10 in CP0_status register
-+                      #define MERLOT_ENET_IRQ    4    // bit 11 in CP0_status register
-+                      #define MERLOT_WLAN_IRQ    5    // bit 13 in CP0_status register
-+                      #define MERLOT_MISC_IRQ    6    // bit 14 in CP0_status register = GROUP 0
-+      
-+                      if (cp0_cause & (1 << (8 + MERLOT_MISC_IRQ))) {
-+                              // Misc Interrupt
-+                              group = 0;
-+                              addr = intr_group_merlot[group].base_addr;
-+                              pend = READ_PEND_MERLOT(addr);
-+                              pend &= READ_MASK_MERLOT(addr); // only unmasked interrupts
-+                              /* handle one misc interrupt at a time */
-+                              while (pend) {
-+                                      unsigned int intr_bit, irq_nr;
-+                                      intr_bit = pend ^ (pend - 1);
-+                                      irq_nr = ((31 - rc32434_clz(pend)) + GROUP0_IRQ_BASE);
-+                                      do_IRQ(irq_nr, regs);
-+                                      do_IRQ(irq_nr, regs);
-+                                      pend &= ~intr_bit;
-+                              }
-+                      }
-+      
-+                      if (cp0_cause & (1 << (8 + MERLOT_WLAN_IRQ))) {
-+                              do_IRQ(MERLOT_WLAN_IRQ, regs);
-+                      }
-+      
-+                      if (cp0_cause & (1 << (8 + MERLOT_ENET_IRQ))) {
-+                              do_IRQ(MERLOT_ENET_IRQ, regs);
-+                      }
-+                      break;
-+      }
-+}

 diff -Nur linux-2.6.15/arch/mips/aruba/Makefile linux-2.6.15-openwrt/arch/mips/aruba/Makefile
 --- linux-2.6.15/arch/mips/aruba/Makefile      1970-01-01 01:00:00.000000000 +0100
 +++ linux-2.6.15-openwrt/arch/mips/aruba/Makefile      2006-01-10 00:32:32.000000000 +0100
 diff -Nur linux-2.6.15/arch/mips/aruba/Makefile linux-2.6.15-openwrt/arch/mips/aruba/Makefile
 --- linux-2.6.15/arch/mips/aruba/Makefile      1970-01-01 01:00:00.000000000 +0100
 +++ linux-2.6.15-openwrt/arch/mips/aruba/Makefile      2006-01-10 00:32:32.000000000 +0100


@@ -1386,596 +866,56 @@ diff -Nur linux-2.6.15/arch/mips/aruba/setup.c linux-2.6.15-openwrt/arch/mips/ar
 +
 +static void aruba_machine_halt(void)
 +{
 +
 +static void aruba_machine_halt(void)
 +{

-+      for (;;) continue;
-+}
-+
-+extern char * getenv(char *e);
-+extern void unlock_ap60_70_flash(void);
-+extern void wdt_merlot_disable(void);
-+
-+void __init plat_setup(void)
-+{
-+      board_time_init = aruba_time_init;
-+
-+      board_timer_setup = aruba_timer_setup;
-+
-+      _machine_restart = aruba_machine_restart;
-+      _machine_halt = aruba_machine_halt;
-+      _machine_power_off = aruba_machine_halt;
-+
-+      set_io_port_base(KSEG1);
-+
-+      /* Enable PCI interrupts in EPLD Mask register */
-+      *epldMask = 0x0;
-+      *(epldMask + 1) = 0x0;
-+
-+      write_c0_wired(0);
-+      unlock_ap60_70_flash();
-+
-+      printk("BOARD - %s\n",getenv("boardname"));
-+
-+      wdt_merlot_disable();
-+
-+      return 0;
-+}
-+
-+int page_is_ram(unsigned long pagenr)
-+{
-+      return 1;
-+}
-+
-+const char *get_system_type(void)
-+{
-+      return "MIPS IDT32434 - ARUBA";
-+}
-diff -Nur linux-2.6.15/arch/mips/aruba/time.c linux-2.6.15-openwrt/arch/mips/aruba/time.c
---- linux-2.6.15/arch/mips/aruba/time.c        1970-01-01 01:00:00.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/aruba/time.c        2006-01-10 00:32:32.000000000 +0100
-@@ -0,0 +1,108 @@
-+/**************************************************************************
-+ *
-+ *  BRIEF MODULE DESCRIPTION
-+ *     timer routines for IDT EB434 boards
-+ *
-+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
-+ *         
-+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
-+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
-+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
-+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
-+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
-+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
-+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
-+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
-+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
-+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-+ *
-+ *  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.,
-+ *  675 Mass Ave, Cambridge, MA 02139, USA.
-+ *
-+ *
-+ **************************************************************************
-+ * May 2004 rkt, neb
-+ *
-+ * Initial Release
-+ *
-+ * 
-+ *
-+ **************************************************************************
-+ */
-+
-+#include <linux/config.h>
-+#include <linux/init.h>
-+#include <linux/kernel_stat.h>
-+#include <linux/sched.h>
-+#include <linux/spinlock.h>
-+#include <linux/mc146818rtc.h>
-+#include <linux/irq.h>
-+#include <linux/timex.h>
-+
-+#include <linux/param.h>
-+#include <asm/mipsregs.h>
-+#include <asm/ptrace.h>
-+#include <asm/time.h>
-+#include <asm/hardirq.h>
-+
-+#include <asm/mipsregs.h>
-+#include <asm/ptrace.h>
-+#include <asm/debug.h>
-+#include <asm/time.h>
-+
-+#include <asm/idt-boards/rc32434/rc32434.h>
-+
-+static unsigned long r4k_offset;      /* Amount to incr compare reg each time */
-+static unsigned long r4k_cur; /* What counter should be at next timer irq */
-+
-+extern unsigned int idt_cpu_freq;
-+
-+static unsigned long __init cal_r4koff(void)
-+{
-+      mips_hpt_frequency = idt_cpu_freq * IDT_CLOCK_MULT / 2;
-+      return (mips_hpt_frequency / HZ);
-+}
-+
-+void __init aruba_time_init(void)
-+{
-+      unsigned int est_freq, flags;
-+      local_irq_save(flags);
-+
-+      printk("calculating r4koff... ");
-+      r4k_offset = cal_r4koff();
-+      printk("%08lx(%d)\n", r4k_offset, (int)r4k_offset);
-+
-+      est_freq = 2 * r4k_offset * HZ;
-+      est_freq += 5000;       /* round */
-+      est_freq -= est_freq % 10000;
-+      printk("CPU frequency %d.%02d MHz\n", est_freq / 1000000,
-+             (est_freq % 1000000) * 100 / 1000000);
-+      local_irq_restore(flags);
-+
-+}
-+
-+void __init aruba_timer_setup(struct irqaction *irq)
-+{
-+      /* we are using the cpu counter for timer interrupts */
-+      setup_irq(MIPS_CPU_TIMER_IRQ, irq);
-+
-+      /* to generate the first timer interrupt */
-+      r4k_cur = (read_c0_count() + r4k_offset);
-+      write_c0_compare(r4k_cur);
-+
-+}
-+
-+asmlinkage void aruba_timer_interrupt(int irq, struct pt_regs *regs)
-+{
-+      irq_enter();
-+      kstat_this_cpu.irqs[irq]++;
-+
-+      timer_interrupt(irq, NULL, regs);
-+      irq_exit();
-+}
-diff -Nur linux-2.6.15/arch/mips/aruba/wdt_merlot.c linux-2.6.15-openwrt/arch/mips/aruba/wdt_merlot.c
---- linux-2.6.15/arch/mips/aruba/wdt_merlot.c  1970-01-01 01:00:00.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/aruba/wdt_merlot.c  2006-01-10 00:32:32.000000000 +0100
-@@ -0,0 +1,30 @@
-+#include <linux/config.h>
-+#include <linux/kernel.h>
-+#include <asm/bootinfo.h>
-+
-+void wdt_merlot_disable()
-+{
-+      volatile __u32 *wdt_errcs;
-+      volatile __u32 *wdt_wtc;
-+      volatile __u32 *wdt_ctl;
-+      volatile __u32 val;
-+
-+      switch (mips_machtype) {
-+              case MACH_ARUBA_AP70:
-+                      wdt_errcs = (__u32 *) 0xb8030030;
-+                      wdt_wtc = (__u32 *) 0xb803003c;
-+                      val = *wdt_errcs;
-+                      val &= ~0x201;
-+                      *wdt_errcs = val;
-+                      val = *wdt_wtc;
-+                      val &= ~0x1;
-+                      *wdt_wtc = val;
-+                      break;
-+              case MACH_ARUBA_AP65:
-+              case MACH_ARUBA_AP60:
-+              default:
-+                      wdt_ctl = (__u32 *) 0xbc003008;
-+                      *wdt_ctl = 0;
-+                      break;
-+      }
-+}
-diff -Nur linux-2.6.15/arch/mips/Kconfig linux-2.6.15-openwrt/arch/mips/Kconfig
---- linux-2.6.15/arch/mips/Kconfig     2006-01-03 04:21:10.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/Kconfig     2006-01-10 00:32:32.000000000 +0100
-@@ -227,6 +227,18 @@
-         either a NEC Vr5432 or QED RM5231. Say Y here if you wish to build
-         a kernel for this platform.
- 
-+config MACH_ARUBA
-+      bool "Support for the ARUBA product line"
-+      select DMA_NONCOHERENT
-+      select IRQ_CPU
-+      select CPU_HAS_PREFETCH
-+      select HW_HAS_PCI
-+      select SWAP_IO_SPACE
-+      select SYS_SUPPORTS_32BIT_KERNEL
-+      select SYS_HAS_CPU_MIPS32_R1
-+      select SYS_SUPPORTS_BIG_ENDIAN
-+
-+
- config MACH_JAZZ
-       bool "Support for the Jazz family of machines"
-       select ARC
-diff -Nur linux-2.6.15/arch/mips/Makefile linux-2.6.15-openwrt/arch/mips/Makefile
---- linux-2.6.15/arch/mips/Makefile    2006-01-03 04:21:10.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/Makefile    2006-01-10 00:32:32.000000000 +0100
-@@ -258,6 +258,14 @@
- #
- 
- #
-+# Aruba
-+#
-+
-+core-$(CONFIG_MACH_ARUBA)     += arch/mips/aruba/
-+cflags-$(CONFIG_MACH_ARUBA)   += -Iinclude/asm-mips/aruba
-+load-$(CONFIG_MACH_ARUBA)     += 0x80100000
-+
-+#
- # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
- #
- core-$(CONFIG_MACH_JAZZ)      += arch/mips/jazz/
-diff -Nur linux-2.6.15/arch/mips/mm/tlbex.c linux-2.6.15-openwrt/arch/mips/mm/tlbex.c
---- linux-2.6.15/arch/mips/mm/tlbex.c  2006-01-03 04:21:10.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/mm/tlbex.c  2006-01-10 00:32:32.000000000 +0100
-@@ -852,7 +852,6 @@
- 
-       case CPU_R10000:
-       case CPU_R12000:
--      case CPU_4KC:
-       case CPU_SB1:
-       case CPU_SB1A:
-       case CPU_4KSC:
-@@ -880,6 +879,7 @@
-               tlbw(p);
-               break;
- 
-+      case CPU_4KC:
-       case CPU_4KEC:
-       case CPU_24K:
-       case CPU_34K:
-diff -Nur linux-2.6.15/arch/mips/pci/fixup-aruba.c linux-2.6.15-openwrt/arch/mips/pci/fixup-aruba.c
---- linux-2.6.15/arch/mips/pci/fixup-aruba.c   1970-01-01 01:00:00.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/pci/fixup-aruba.c   2006-01-10 00:34:41.000000000 +0100
-@@ -0,0 +1,115 @@
-+/**************************************************************************
-+ *
-+ *  BRIEF MODULE DESCRIPTION
-+ *     PCI fixups for IDT EB434 board
-+ *
-+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
-+ *         
-+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
-+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
-+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
-+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
-+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
-+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
-+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
-+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
-+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
-+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-+ *
-+ *  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.,
-+ *  675 Mass Ave, Cambridge, MA 02139, USA.
-+ *
-+ *
-+ **************************************************************************
-+ * May 2004 rkt, neb
-+ *
-+ * Initial Release
-+ *
-+ * 
-+ *
-+ **************************************************************************
-+ */
-+
-+#include <linux/config.h>
-+#include <linux/types.h>
-+#include <linux/pci.h>
-+#include <linux/kernel.h>
-+#include <linux/init.h>
-+#include <asm/idt-boards/rc32434/rc32434.h>
-+#include <asm/idt-boards/rc32434/rc32434_pci.h> 
-+
-+int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
-+{
-+      
-+      if (dev->bus->number != 0) {
-+              return 0;
-+      }
-+      
-+      slot = PCI_SLOT(dev->devfn);
-+      dev->irq = 0;
-+      
-+      if (slot > 0 && slot <= 15) {
-+#if 1
-+              if(slot == 10) {
-+                      if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 9; // intA
-+              } else if(slot == 11) {
-+                      if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 10; // intA
-+                      if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 10; // intA
-+                      if(pin == 3) dev->irq = GROUP4_IRQ_BASE + 10; // intA
-+              } else if(slot == 12) {
-+                      if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 11; // intA
-+                      if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 12; // intB
-+              } else if (slot == 13) {
-+                      if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 12; // intA
-+                      if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 11; // intB
-+              } else {
-+                      dev->irq = GROUP4_IRQ_BASE + 11;
-+              }
-+#else
-+                                switch (pin) {
-+                                case 1: /* INTA*/
-+                                        dev->irq = GROUP4_IRQ_BASE + 11;
-+                                        break;
-+                                case 2: /* INTB */
-+                                        dev->irq = GROUP4_IRQ_BASE + 11;
-+                                        break;
-+                                case 3: /* INTC */
-+                                        dev->irq = GROUP4_IRQ_BASE + 11;
-+                                        break;
-+                                case 4: /* INTD */
-+                                        dev->irq = GROUP4_IRQ_BASE + 11;
-+                                        break;
-+                                default:
-+                                        dev->irq = 0xff;
-+                                        break;
-+                                }
-+#endif
-+#ifdef DEBUG
-+              printk("irq fixup: slot %d, pin %d, irq %d\n",
-+                     slot, pin, dev->irq);
-+#endif
-+              pci_write_config_byte(dev, PCI_INTERRUPT_LINE,dev->irq);
-+      }
-+      return (dev->irq);
-+}
-+
-+struct pci_fixup pcibios_fixups[] = {
-+      {0}
-+};
-+
-+
-+
-+
-+
-+
-+
-+
-+
-+
-+
-diff -Nur linux-2.6.15/arch/mips/pci/Makefile linux-2.6.15-openwrt/arch/mips/pci/Makefile
---- linux-2.6.15/arch/mips/pci/Makefile        2006-01-03 04:21:10.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/pci/Makefile        2006-01-10 00:32:32.000000000 +0100
-@@ -56,3 +56,4 @@
- obj-$(CONFIG_TOSHIBA_RBTX4938)        += fixup-tx4938.o ops-tx4938.o
- obj-$(CONFIG_VICTOR_MPC30X)   += fixup-mpc30x.o
- obj-$(CONFIG_ZAO_CAPCELLA)    += fixup-capcella.o
-+obj-$(CONFIG_MACH_ARUBA)        += fixup-aruba.o ops-aruba.o pci-aruba.o
-diff -Nur linux-2.6.15/arch/mips/pci/ops-aruba.c linux-2.6.15-openwrt/arch/mips/pci/ops-aruba.c
---- linux-2.6.15/arch/mips/pci/ops-aruba.c     1970-01-01 01:00:00.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/pci/ops-aruba.c     2006-01-10 00:32:32.000000000 +0100
-@@ -0,0 +1,204 @@
-+/**************************************************************************
-+ *
-+ *  BRIEF MODULE DESCRIPTION
-+ *     pci_ops for IDT EB434 board
-+ *
-+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
-+ *         
-+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
-+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
-+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
-+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
-+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
-+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
-+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
-+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
-+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
-+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-+ *
-+ *  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.,
-+ *  675 Mass Ave, Cambridge, MA 02139, USA.
-+ *
-+ *
-+ **************************************************************************
-+ * May 2004 rkt, neb
-+ *
-+ * Initial Release
-+ *
-+ * 
-+ *
-+ **************************************************************************
-+ */
-+
-+#include <linux/config.h>
-+#include <linux/init.h>
-+#include <linux/pci.h>
-+#include <linux/types.h>
-+#include <linux/delay.h>
-+
-+#include <asm/cpu.h>
-+#include <asm/io.h>
-+
-+#include <asm/idt-boards/rc32434/rc32434.h>
-+#include <asm/idt-boards/rc32434/rc32434_pci.h>
-+
-+#define PCI_ACCESS_READ  0
-+#define PCI_ACCESS_WRITE 1
-+
-+
-+#define PCI_CFG_SET(slot,func,off) \
-+      (rc32434_pci->pcicfga = (0x80000000 | ((slot)<<11) | \
-+                          ((func)<<8) | (off)))
-+
-+static int config_access(unsigned char access_type, struct pci_bus *bus,
-+                         unsigned int devfn, unsigned char where,
-+                         u32 * data)
-+{ 
-+      /*
-+       * config cycles are on 4 byte boundary only
-+       */
-+      unsigned int slot = PCI_SLOT(devfn);
-+      u8 func = PCI_FUNC(devfn);
-+      
-+      if (slot < 2 || slot > 15) {
-+              *data = 0xFFFFFFFF;
-+              return -1;
-+      }
-+      /* Setup address */
-+      PCI_CFG_SET(slot, func, where);
-+      rc32434_sync();
-+      
-+      if (access_type == PCI_ACCESS_WRITE) {
-+              rc32434_sync(); 
-+              rc32434_pci->pcicfgd = *data;
-+      } else {
-+              rc32434_sync(); 
-+              *data = rc32434_pci->pcicfgd;
-+      }
-+      
-+      rc32434_sync();
-+      
-+      return 0;
-+}
-+
-+
-+/*
-+ * We can't address 8 and 16 bit words directly.  Instead we have to
-+ * read/write a 32bit word and mask/modify the data we actually want.
-+ */
-+static int read_config_byte(struct pci_bus *bus, unsigned int devfn,
-+                            int where, u8 * val)
-+{
-+      u32 data;
-+      int ret;
-+      
-+      ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
-+      *val = (data >> ((where & 3) << 3)) & 0xff;
-+      return ret;
-+}
-+
-+static int read_config_word(struct pci_bus *bus, unsigned int devfn,
-+                            int where, u16 * val)
-+{
-+      u32 data;
-+      int ret;
-+      
-+      ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
-+      *val = (data >> ((where & 3) << 3)) & 0xffff;
-+      return ret;
-+}
-+
-+static int read_config_dword(struct pci_bus *bus, unsigned int devfn,
-+                             int where, u32 * val)
-+{
-+      int ret;
-+      
-+      ret = config_access(PCI_ACCESS_READ, bus, devfn, where, val);
-+      return ret;
-+}
-+
-+static int
-+write_config_byte(struct pci_bus *bus, unsigned int devfn, int where,
-+                  u8 val)
-+{
-+      u32 data = 0;
-+      
-+      if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
-+              return -1;
-+      
-+      data = (data & ~(0xff << ((where & 3) << 3))) |
-+              (val << ((where & 3) << 3));
-+      
-+      if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))
-+              return -1;
-+      
-+      return PCIBIOS_SUCCESSFUL;
-+}
-+
-+
-+static int
-+write_config_word(struct pci_bus *bus, unsigned int devfn, int where,
-+                  u16 val)
-+{
-+      u32 data = 0;
-+      
-+      if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
-+              return -1;
-+      
-+      data = (data & ~(0xffff << ((where & 3) << 3))) |
-+              (val << ((where & 3) << 3));
-+      
-+      if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))
-+              return -1;
-+      
-+      
-+      return PCIBIOS_SUCCESSFUL;
++      for (;;) continue;

 +}
 +
 +}
 +

++extern char * getenv(char *e);
++extern void unlock_ap60_70_flash(void);
++extern void wdt_merlot_disable(void);

 +
 +

-+static int 
-+write_config_dword(struct pci_bus *bus, unsigned int devfn, int where,
-+                   u32 val)
++void __init plat_setup(void)

 +{
 +{

-+      if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &val))
-+              return -1;
-+      
-+      return PCIBIOS_SUCCESSFUL;
++      board_time_init = aruba_time_init;
++
++      board_timer_setup = aruba_timer_setup;
++
++      _machine_restart = aruba_machine_restart;
++      _machine_halt = aruba_machine_halt;
++      _machine_power_off = aruba_machine_halt;
++
++      set_io_port_base(KSEG1);
++
++      /* Enable PCI interrupts in EPLD Mask register */
++      *epldMask = 0x0;
++      *(epldMask + 1) = 0x0;
++
++      write_c0_wired(0);
++      unlock_ap60_70_flash();
++
++      printk("BOARD - %s\n",getenv("boardname"));
++
++      wdt_merlot_disable();
++
++      return 0;

 +}
 +
 +}
 +

-+static int pci_config_read(struct pci_bus *bus, unsigned int devfn,
-+                         int where, int size, u32 * val)
++int page_is_ram(unsigned long pagenr)

 +{
 +{

-+      switch (size) {
-+      case 1: 
-+              return read_config_byte(bus, devfn, where, (u8 *) val);
-+      case 2: 
-+              return read_config_word(bus, devfn, where, (u16 *) val);
-+      default:
-+              return read_config_dword(bus, devfn, where, val);
-+      }
++      return 1;

 +}
 +
 +}
 +

-+static int pci_config_write(struct pci_bus *bus, unsigned int devfn,
-+                          int where, int size, u32 val)
++const char *get_system_type(void)

 +{
 +{

-+      switch (size) {
-+      case 1: 
-+              return write_config_byte(bus, devfn, where, (u8) val);
-+      case 2: 
-+              return write_config_word(bus, devfn, where, (u16) val);
-+      default:
-+              return write_config_dword(bus, devfn, where, val);
-+      }
++      return "MIPS IDT32434 - ARUBA";

 +}
 +}

-+
-+struct pci_ops rc32434_pci_ops = {
-+      .read =  pci_config_read,
-+      .write = pci_config_write,
-+};
-diff -Nur linux-2.6.15/arch/mips/pci/pci-aruba.c linux-2.6.15-openwrt/arch/mips/pci/pci-aruba.c
---- linux-2.6.15/arch/mips/pci/pci-aruba.c     1970-01-01 01:00:00.000000000 +0100
-+++ linux-2.6.15-openwrt/arch/mips/pci/pci-aruba.c     2006-01-10 00:32:32.000000000 +0100
-@@ -0,0 +1,235 @@
+diff -Nur linux-2.6.15/arch/mips/aruba/time.c linux-2.6.15-openwrt/arch/mips/aruba/time.c
+--- linux-2.6.15/arch/mips/aruba/time.c        1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/aruba/time.c        2006-01-10 00:32:32.000000000 +0100
+@@ -0,0 +1,108 @@

 +/**************************************************************************
 + *
 + *  BRIEF MODULE DESCRIPTION
 +/**************************************************************************
 + *
 + *  BRIEF MODULE DESCRIPTION

-+ *     PCI initialization for IDT EB434 board
++ *     timer routines for IDT EB434 boards

 + *
 + *  Copyright 2004 IDT Inc. (rischelp@idt.com)
 + *         
 + *
 + *  Copyright 2004 IDT Inc. (rischelp@idt.com)
 + *         


@@ -2011,330 +951,168 @@ diff -Nur linux-2.6.15/arch/mips/pci/pci-aruba.c linux-2.6.15-openwrt/arch/mips/
 + */
 +
 +#include <linux/config.h>
 + */
 +
 +#include <linux/config.h>

-+#include <linux/types.h>
-+#include <linux/pci.h>
-+#include <linux/kernel.h>

 +#include <linux/init.h>
 +#include <linux/init.h>

++#include <linux/kernel_stat.h>
++#include <linux/sched.h>
++#include <linux/spinlock.h>
++#include <linux/mc146818rtc.h>
++#include <linux/irq.h>
++#include <linux/timex.h>
++
++#include <linux/param.h>
++#include <asm/mipsregs.h>
++#include <asm/ptrace.h>
++#include <asm/time.h>
++#include <asm/hardirq.h>
++
++#include <asm/mipsregs.h>
++#include <asm/ptrace.h>
++#include <asm/debug.h>
++#include <asm/time.h>
++

 +#include <asm/idt-boards/rc32434/rc32434.h>
 +#include <asm/idt-boards/rc32434/rc32434.h>

-+#include <asm/idt-boards/rc32434/rc32434_pci.h> 

 +
 +

-+#define PCI_ACCESS_READ  0
-+#define PCI_ACCESS_WRITE 1
++static unsigned long r4k_offset;      /* Amount to incr compare reg each time */
++static unsigned long r4k_cur; /* What counter should be at next timer irq */

 +
 +

-+#undef DEBUG
-+#ifdef DEBUG
-+#define DBG(x...) printk(x)
-+#else
-+#define DBG(x...)
-+#endif
-+/* define an unsigned array for the PCI registers */
-+unsigned int korinaCnfgRegs[25] = {
-+      KORINA_CNFG1,    KORINA_CNFG2,  KORINA_CNFG3,  KORINA_CNFG4,
-+      KORINA_CNFG5,    KORINA_CNFG6,  KORINA_CNFG7,  KORINA_CNFG8,
-+      KORINA_CNFG9,    KORINA_CNFG10, KORINA_CNFG11, KORINA_CNFG12,
-+      KORINA_CNFG13, KORINA_CNFG14, KORINA_CNFG15, KORINA_CNFG16,
-+      KORINA_CNFG17, KORINA_CNFG18, KORINA_CNFG19, KORINA_CNFG20,
-+      KORINA_CNFG21, KORINA_CNFG22, KORINA_CNFG23, KORINA_CNFG24
-+};
++extern unsigned int idt_cpu_freq;

 +
 +

-+static struct resource rc32434_res_pci_mem2;
++static unsigned long __init cal_r4koff(void)
++{
++      mips_hpt_frequency = idt_cpu_freq * IDT_CLOCK_MULT / 2;
++      return (mips_hpt_frequency / HZ);
++}

 +
 +

-+static struct resource rc32434_res_pci_mem1 = {
-+      .name = "PCI MEM1",
-+      .start = 0x50000000,
-+      .end = 0x5FFFFFFF,
-+      .flags = IORESOURCE_MEM,
-+      .child = &rc32434_res_pci_mem2,
-+};
-+static struct resource rc32434_res_pci_mem2 = {
-+      .name = "PCI MEM2",
-+      .start = 0x60000000,
-+      .end = 0x6FFFFFFF,
-+      .flags = IORESOURCE_MEM,
-+      .parent = &rc32434_res_pci_mem1,
-+};
-+static struct resource rc32434_res_pci_io1 = {
-+      .name = "PCI I/O1",
-+      .start = 0x18800000,
-+      .end = 0x188FFFFF,
-+      .flags = IORESOURCE_IO,
-+};
++void __init aruba_time_init(void)
++{
++      unsigned int est_freq, flags;
++      local_irq_save(flags);

 +
 +

-+extern struct pci_ops rc32434_pci_ops;
++      printk("calculating r4koff... ");
++      r4k_offset = cal_r4koff();
++      printk("%08lx(%d)\n", r4k_offset, (int)r4k_offset);

 +
 +

-+struct pci_controller rc32434_controller = {
-+      .pci_ops = &rc32434_pci_ops,
-+      .mem_resource = &rc32434_res_pci_mem1,
-+      .io_resource = &rc32434_res_pci_io1,
-+      .mem_offset     = 0x00000000UL,
-+      .io_offset      = 0x00000000UL,
-+};
++      est_freq = 2 * r4k_offset * HZ;
++      est_freq += 5000;       /* round */
++      est_freq -= est_freq % 10000;
++      printk("CPU frequency %d.%02d MHz\n", est_freq / 1000000,
++             (est_freq % 1000000) * 100 / 1000000);
++      local_irq_restore(flags);

 +
 +

-+extern unsigned int arch_has_pci;
++}

 +
 +

-+static int __init rc32434_pcibridge_init(void)
++void __init aruba_timer_setup(struct irqaction *irq)

 +{
 +{

-+      
-+      unsigned int pciConfigAddr = 0;/*used for writing pci config values */
-+      int          loopCount=0    ;/*used for the loop */
-+      
-+      unsigned int pcicValue, pcicData=0;
-+      unsigned int dummyRead, pciCntlVal = 0;
++      /* we are using the cpu counter for timer interrupts */
++      setup_irq(MIPS_CPU_TIMER_IRQ, irq);

 +
 +

-+      if (!arch_has_pci) return 0;
++      /* to generate the first timer interrupt */
++      r4k_cur = (read_c0_count() + r4k_offset);
++      write_c0_compare(r4k_cur);

 +
 +

-+      printk("PCI: Initializing PCI\n");
-+      
-+      /* Disable the IP bus error for PCI scaning */
-+      pciCntlVal=rc32434_pci->pcic;
-+      pciCntlVal &= 0xFFFFFF7;
-+      rc32434_pci->pcic = pciCntlVal;
-+      
-+      ioport_resource.start = rc32434_res_pci_io1.start;
-+      ioport_resource.end = rc32434_res_pci_io1.end;
-+/*
-+      iomem_resource.start = rc32434_res_pci_mem1.start;
-+      iomem_resource.end = rc32434_res_pci_mem1.end;
-+*/
-+      
-+      pcicValue = rc32434_pci->pcic;
-+      pcicValue = (pcicValue >> PCIM_SHFT) & PCIM_BIT_LEN;
-+      if (!((pcicValue == PCIM_H_EA) ||
-+            (pcicValue == PCIM_H_IA_FIX) ||
-+            (pcicValue == PCIM_H_IA_RR))) {
-+              /* Not in Host Mode, return ERROR */
-+              return -1;
-+      }
-+      
-+      /* Enables the Idle Grant mode, Arbiter Parking */
-+      pcicData |=(PCIC_igm_m|PCIC_eap_m|PCIC_en_m);
-+      rc32434_pci->pcic = pcicData; /* Enable the PCI bus Interface */
-+      /* Zero out the PCI status & PCI Status Mask */
-+      for(;;) {
-+              pcicData = rc32434_pci->pcis;
-+              if (!(pcicData & PCIS_rip_m))
-+                      break;
-+      }
-+      
-+      rc32434_pci->pcis = 0;
-+      rc32434_pci->pcism = 0xFFFFFFFF;
-+      /* Zero out the PCI decoupled registers */
-+      rc32434_pci->pcidac=0; /* disable PCI decoupled accesses at initialization */
-+      rc32434_pci->pcidas=0; /* clear the status */
-+      rc32434_pci->pcidasm=0x0000007F; /* Mask all the interrupts */
-+      /* Mask PCI Messaging Interrupts */
-+      rc32434_pci_msg->pciiic = 0;
-+      rc32434_pci_msg->pciiim = 0xFFFFFFFF;
-+      rc32434_pci_msg->pciioic = 0;
-+      rc32434_pci_msg->pciioim = 0;
-+      
-+      /* Setup PCILB0 as Memory Window */
-+      rc32434_pci->pcilba[0].a = (unsigned int) (PCI_ADDR_START);
-+      
-+      /* setup the PCI map address as same as the local address */
-+      
-+      rc32434_pci->pcilba[0].m = (unsigned int) (PCI_ADDR_START);
-+      
-+      /* Setup PCILBA1 as MEM */
-+#ifdef __MIPSEB__
-+      rc32434_pci->pcilba[0].c = ( ((SIZE_16MB & 0x1f) << PCILBAC_size_b) | PCILBAC_sb_m);
-+#else
-+      rc32434_pci->pcilba[0].c = ( ((SIZE_16MB & 0x1f) << PCILBAC_size_b));
-+#endif
-+      dummyRead = rc32434_pci->pcilba[0].c; /* flush the CPU write Buffers */
-+      
-+      rc32434_pci->pcilba[1].a = 0x60000000;
-+      
-+      rc32434_pci->pcilba[1].m = 0x60000000;
-+      /* setup PCILBA2 as IO Window*/
-+#ifdef __MIPSEB__
-+      rc32434_pci->pcilba[1].c = ( ((SIZE_256MB & 0x1f) << PCILBAC_size_b) |  PCILBAC_sb_m);
-+#else
-+      rc32434_pci->pcilba[1].c = ((SIZE_256MB & 0x1f) << PCILBAC_size_b);
-+#endif
-+      dummyRead = rc32434_pci->pcilba[1].c; /* flush the CPU write Buffers */
-+      rc32434_pci->pcilba[2].a = 0x18C00000;
-+      
-+      rc32434_pci->pcilba[2].m = 0x18FFFFFF;
-+      /* setup PCILBA2 as IO Window*/
-+#ifdef __MIPSEB__
-+      rc32434_pci->pcilba[2].c = ( ((SIZE_4MB & 0x1f) << PCILBAC_size_b)  |  PCILBAC_sb_m);
-+#else
-+      rc32434_pci->pcilba[2].c = ((SIZE_4MB & 0x1f) << PCILBAC_size_b);
-+#endif  
-+      
-+      dummyRead = rc32434_pci->pcilba[2].c; /* flush the CPU write Buffers */
-+      
-+      
-+      rc32434_pci->pcilba[3].a = 0x18800000;
-+      
-+      rc32434_pci->pcilba[3].m = 0x18800000;
-+      /* Setup PCILBA3 as IO Window */
-+      
-+#ifdef __MIPSEB__
-+      rc32434_pci->pcilba[3].c = ( (((SIZE_1MB & 0x1ff) << PCILBAC_size_b) | PCILBAC_msi_m)   |  PCILBAC_sb_m);
-+#else
-+      rc32434_pci->pcilba[3].c = (((SIZE_1MB & 0x1ff) << PCILBAC_size_b) | PCILBAC_msi_m);
-+#endif
-+      dummyRead = rc32434_pci->pcilba[2].c; /* flush the CPU write Buffers */
-+      
-+      pciConfigAddr = (unsigned int)(0x80000004);
-+      for(loopCount = 0; loopCount < 24; loopCount++){
-+              rc32434_pci->pcicfga = pciConfigAddr;
-+              dummyRead = rc32434_pci->pcicfga;
-+              rc32434_pci->pcicfgd = korinaCnfgRegs[loopCount];
-+              dummyRead=rc32434_pci->pcicfgd;
-+              pciConfigAddr += 4;
-+      }
-+      rc32434_pci->pcitc=(unsigned int)((PCITC_RTIMER_VAL&0xff) << PCITC_rtimer_b) |
-+              ((PCITC_DTIMER_VAL&0xff)<<PCITC_dtimer_b);
-+      
-+      pciCntlVal = rc32434_pci->pcic;
-+      pciCntlVal &= ~(PCIC_tnr_m);
-+      rc32434_pci->pcic = pciCntlVal;
-+      pciCntlVal = rc32434_pci->pcic;
-+      
-+      register_pci_controller(&rc32434_controller);
-+      
-+      rc32434_sync();  
-+      return 0;

 +}
 +
 +}
 +

-+arch_initcall(rc32434_pcibridge_init);
-+
-+/* Do platform specific device initialization at pci_enable_device() time */
-+int pcibios_plat_dev_init(struct pci_dev *dev)
++asmlinkage void aruba_timer_interrupt(int irq, struct pt_regs *regs)

 +{
 +{

-+        return 0;
++      irq_enter();
++      kstat_this_cpu.irqs[irq]++;
++
++      timer_interrupt(irq, NULL, regs);
++      irq_exit();

 +}
 +}

-diff -Nur linux-2.6.15/drivers/mtd/chips/cfi_probe.c linux-2.6.15-openwrt/drivers/mtd/chips/cfi_probe.c
---- linux-2.6.15/drivers/mtd/chips/cfi_probe.c 2006-01-03 04:21:10.000000000 +0100
-+++ linux-2.6.15-openwrt/drivers/mtd/chips/cfi_probe.c 2006-01-10 00:32:32.000000000 +0100
-@@ -26,6 +26,74 @@
- static void print_cfi_ident(struct cfi_ident *);
- #endif
- 
-+#if 1
-+
-+#define AMD_AUTOSEL_OFF1      0xAAA
-+#define AMD_AUTOSEL_OFF2      0x555
-+#define AMD_MANUF_ID          0x1
-+#define AMD_DEVICE_ID1                0xF6 /* T */
-+#define AMD_DEVICE_ID2                0xF9 /* B */
-+/* Foll. are definitions for Macronix Flash Part */
-+#define MCX_MANUF_ID          0xC2
-+#define MCX_DEVICE_ID1                0xA7
-+#define MCX_DEVICE_ID2                0xA8
-+/* Foll. common to both AMD and Macronix */
-+#define FACTORY_LOCKED                0x99
-+#define USER_LOCKED           0x19
-+
-+/* NOTE: AP-70/6x use BYTE mode flash access. Therefore the
-+ * lowest Addr. pin in the flash is not A0 but A-1 (A minus 1).
-+ * CPU's A0 is tied to Flash's A-1, A1 to A0 and so on. This
-+ * gives 4MB of byte-addressable mem. In byte mode, all addr
-+ * need to be multiplied by 2 (i.e compared to word mode).
-+ * NOTE: AMD_AUTOSEL_OFF1 and OFF2 are already mult. by 2
-+ * Just blindly use the addr offsets suggested in the manual
-+ * for byte mode and you'll be OK. Offs. in Table 6 need to
-+ * be mult by 2 (for getting autosel params)
-+ */
-+void
-+flash_detect(struct map_info *map, __u32 base, struct cfi_private *cfi)
-+{
-+      map_word val[3];
-+      int osf = cfi->interleave * cfi->device_type; // =2 for AP70/6x
-+      char *manuf, *part, *lock ;
+diff -Nur linux-2.6.15/arch/mips/aruba/wdt_merlot.c linux-2.6.15-openwrt/arch/mips/aruba/wdt_merlot.c
+--- linux-2.6.15/arch/mips/aruba/wdt_merlot.c  1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/aruba/wdt_merlot.c  2006-01-10 00:32:32.000000000 +0100
+@@ -0,0 +1,30 @@
++#include <linux/config.h>
++#include <linux/kernel.h>
++#include <asm/bootinfo.h>

 +
 +

-+      if (osf != 1) return ;
++void wdt_merlot_disable()
++{
++      volatile __u32 *wdt_errcs;
++      volatile __u32 *wdt_wtc;
++      volatile __u32 *wdt_ctl;
++      volatile __u32 val;

 +
 +

-+      cfi_send_gen_cmd(0xAA, AMD_AUTOSEL_OFF1, base, map, cfi, cfi->device_type, NULL);
-+      cfi_send_gen_cmd(0x55, AMD_AUTOSEL_OFF2, base, map, cfi, cfi->device_type, NULL);
-+      cfi_send_gen_cmd(0x90, AMD_AUTOSEL_OFF1, base, map, cfi, cfi->device_type, NULL);
-+      val[0] = map_read(map, base) ; // manuf ID
-+      val[1] = map_read(map, base+2) ; // device ID
-+      val[2] = map_read(map, base+6) ; // lock indicator
-+#if 0
-+printk("v1=0x%x v2=0x%x v3=0x%x\n", val[0], val[1], val[2]) ;
-+#endif
-+      if (val[0].x[0] == AMD_MANUF_ID) {
-+              manuf = "AMD Flash" ;
-+              if (val[1].x[0] == AMD_DEVICE_ID1)
-+                      part = "AM29LV320D (Top)" ;
-+              else if (val[1].x[0] == AMD_DEVICE_ID2)
-+                      part = "AM29LV320D (Bot)" ;
-+              else part = "Unknown" ;
-+      } else if (val[0].x[0] == MCX_MANUF_ID) {
-+              manuf = "Macronix Flash" ;
-+              if (val[1].x[0] == MCX_DEVICE_ID1)
-+                      part = "MX29LV320A (Top)" ;
-+              else if (val[1].x[0] == MCX_DEVICE_ID2)
-+                      part = "MX29LV320A (Bot)" ;
-+              else part = "Unknown" ;
-+      } else
-+              return ;
-+      if (val[2].x[0] == FACTORY_LOCKED)
-+              lock = "Factory Locked" ;
-+      else if (val[2].x[0] == USER_LOCKED)
-+              lock = "User Locked" ;
-+      else lock = "Unknown locking" ;
-+      printk("%s %s (%s)\n", manuf, part, lock) ;
++      switch (mips_machtype) {
++              case MACH_ARUBA_AP70:
++                      wdt_errcs = (__u32 *) 0xb8030030;
++                      wdt_wtc = (__u32 *) 0xb803003c;
++                      val = *wdt_errcs;
++                      val &= ~0x201;
++                      *wdt_errcs = val;
++                      val = *wdt_wtc;
++                      val &= ~0x1;
++                      *wdt_wtc = val;
++                      break;
++              case MACH_ARUBA_AP65:
++              case MACH_ARUBA_AP60:
++              default:
++                      wdt_ctl = (__u32 *) 0xbc003008;
++                      *wdt_ctl = 0;
++                      break;
++      }

 +}
 +}

-+#endif
-+
- static int cfi_probe_chip(struct map_info *map, __u32 base,
-                         unsigned long *chip_map, struct cfi_private *cfi);
- static int cfi_chip_setup(struct map_info *map, struct cfi_private *cfi);
-@@ -118,6 +186,10 @@
-       }
- 
-       xip_disable();
-+#if 1
-+      //cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
-+      flash_detect(map, base, cfi) ;
-+#endif
-       cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
-       cfi_send_gen_cmd(0xFF, 0, base, map, cfi, cfi->device_type, NULL);
-       cfi_send_gen_cmd(0x98, 0x55, base, map, cfi, cfi->device_type, NULL);
-diff -Nur linux-2.6.15/drivers/mtd/maps/physmap.c linux-2.6.15-openwrt/drivers/mtd/maps/physmap.c
---- linux-2.6.15/drivers/mtd/maps/physmap.c    2006-01-03 04:21:10.000000000 +0100
-+++ linux-2.6.15-openwrt/drivers/mtd/maps/physmap.c    2006-01-10 00:32:32.000000000 +0100
-@@ -34,15 +34,31 @@
- static struct mtd_partition *mtd_parts;
- static int                   mtd_parts_nb;
+diff -Nur linux-2.6.15/arch/mips/Kconfig linux-2.6.15-openwrt/arch/mips/Kconfig
+--- linux-2.6.15/arch/mips/Kconfig     2006-01-03 04:21:10.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/Kconfig     2006-01-10 00:32:32.000000000 +0100
+@@ -227,6 +227,18 @@
+         either a NEC Vr5432 or QED RM5231. Say Y here if you wish to build
+         a kernel for this platform.

  
  

--static int num_physmap_partitions;
--static struct mtd_partition *physmap_partitions;
-+static int num_physmap_partitions = 3;
-+static struct mtd_partition physmap_partitions[] = {
-+      {
-+                name:           "zImage",
-+                size:           0x3f0000-0x80000,
-+                offset:         0x80000,
-+        },
-+      {
-+                name:           "JFFS2",
-+                size:           0x3f0000-0x120000,
-+                offset:         0x120000,
-+      },
-+      {
-+              name:           "NVRAM",
-+              size:           0x2000,
-+              offset:         0x3f8000,
-+      }
-+};
++config MACH_ARUBA
++      bool "Support for the ARUBA product line"
++      select DMA_NONCOHERENT
++      select IRQ_CPU
++      select CPU_HAS_PREFETCH
++      select HW_HAS_PCI
++      select SWAP_IO_SPACE
++      select SYS_SUPPORTS_32BIT_KERNEL
++      select SYS_HAS_CPU_MIPS32_R1
++      select SYS_SUPPORTS_BIG_ENDIAN
++
++
+ config MACH_JAZZ
+       bool "Support for the Jazz family of machines"
+       select ARC
+diff -Nur linux-2.6.15/arch/mips/Makefile linux-2.6.15-openwrt/arch/mips/Makefile
+--- linux-2.6.15/arch/mips/Makefile    2006-01-03 04:21:10.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/Makefile    2006-01-10 00:32:32.000000000 +0100
+@@ -258,6 +258,14 @@
+ #

  
  

- static const char *part_probes[] __initdata = {"cmdlinepart", "RedBoot", NULL};
+ #
++# Aruba
++#
++
++core-$(CONFIG_MACH_ARUBA)     += arch/mips/aruba/
++cflags-$(CONFIG_MACH_ARUBA)   += -Iinclude/asm-mips/aruba
++load-$(CONFIG_MACH_ARUBA)     += 0x80100000
++
++#
+ # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
+ #
+ core-$(CONFIG_MACH_JAZZ)      += arch/mips/jazz/
+diff -Nur linux-2.6.15/arch/mips/mm/tlbex.c linux-2.6.15-openwrt/arch/mips/mm/tlbex.c
+--- linux-2.6.15/arch/mips/mm/tlbex.c  2006-01-03 04:21:10.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/mm/tlbex.c  2006-01-10 00:32:32.000000000 +0100
+@@ -852,7 +852,6 @@

  
  

- void physmap_set_partitions(struct mtd_partition *parts, int num_parts)
- {
--      physmap_partitions=parts;
--      num_physmap_partitions=num_parts;
-+//    physmap_partitions=parts;
-+//    num_physmap_partitions=num_parts;
- }
- #endif /* CONFIG_MTD_PARTITIONS */
+       case CPU_R10000:
+       case CPU_R12000:
+-      case CPU_4KC:
+       case CPU_SB1:
+       case CPU_SB1A:
+       case CPU_4KSC:
+@@ -880,6 +879,7 @@
+               tlbw(p);
+               break;

  
  

++      case CPU_4KC:
+       case CPU_4KEC:
+       case CPU_24K:
+       case CPU_34K:

 diff -Nur linux-2.6.15/drivers/net/Kconfig linux-2.6.15-openwrt/drivers/net/Kconfig
 --- linux-2.6.15/drivers/net/Kconfig   2006-01-03 04:21:10.000000000 +0100
 +++ linux-2.6.15-openwrt/drivers/net/Kconfig   2006-01-10 00:32:32.000000000 +0100
 diff -Nur linux-2.6.15/drivers/net/Kconfig linux-2.6.15-openwrt/drivers/net/Kconfig
 --- linux-2.6.15/drivers/net/Kconfig   2006-01-03 04:21:10.000000000 +0100
 +++ linux-2.6.15-openwrt/drivers/net/Kconfig   2006-01-10 00:32:32.000000000 +0100


@@ -3826,50 +2604,6 @@ diff -Nur linux-2.6.15/drivers/net/rc32434_eth.h linux-2.6.15-openwrt/drivers/ne
 +      rc32434_writel(0, &ch->dmadptr); 
 +      rc32434_writel(0, &ch->dmandptr); 
 +}
 +      rc32434_writel(0, &ch->dmadptr); 
 +      rc32434_writel(0, &ch->dmandptr); 
 +}

-diff -Nur linux-2.6.15/drivers/pci/access.c linux-2.6.15-openwrt/drivers/pci/access.c
---- linux-2.6.15/drivers/pci/access.c  2006-01-03 04:21:10.000000000 +0100
-+++ linux-2.6.15-openwrt/drivers/pci/access.c  2006-01-10 00:43:10.000000000 +0100
-@@ -21,6 +21,7 @@
- #define PCI_word_BAD (pos & 1)
- #define PCI_dword_BAD (pos & 3)
- 
-+#ifdef __MIPSEB__
- #define PCI_OP_READ(size,type,len) \
- int pci_bus_read_config_##size \
-       (struct pci_bus *bus, unsigned int devfn, int pos, type *value) \
-@@ -31,11 +32,32 @@
-       if (PCI_##size##_BAD) return PCIBIOS_BAD_REGISTER_NUMBER;       \
-       spin_lock_irqsave(&pci_lock, flags);                            \
-       res = bus->ops->read(bus, devfn, pos, len, &data);              \
-+      if (len == 1)                                                   \
-+       *value = (type)((data >> 24) & 0xff);                          \
-+       else if (len == 2)                                             \
-+       *value = (type)((data >> 16) & 0xffff);                        \
-+      else                                                            \
-       *value = (type)data;                                            \
-       spin_unlock_irqrestore(&pci_lock, flags);                       \
-       return res;                                                     \
- }
-+#else
- 
-+#define PCI_OP_READ(size,type,len) \
-+int pci_bus_read_config_##size \
-+      (struct pci_bus *bus, unsigned int devfn, int pos, type *value) \
-+{                                                                     \
-+      int res;                                                        \
-+      unsigned long flags;                                            \
-+      u32 data = 0;                                                   \
-+      if (PCI_##size##_BAD) return PCIBIOS_BAD_REGISTER_NUMBER;       \
-+      spin_lock_irqsave(&pci_lock, flags);                            \
-+      res = bus->ops->read(bus, devfn, pos, len, &data);              \
-+      *value = (type)data;                                            \
-+      spin_unlock_irqrestore(&pci_lock, flags);                       \
-+      return res;                                                     \
-+}
-+#endif
- #define PCI_OP_WRITE(size,type,len) \
- int pci_bus_write_config_##size \
-       (struct pci_bus *bus, unsigned int devfn, int pos, type value)  \

 diff -Nur linux-2.6.15/include/asm-mips/bootinfo.h linux-2.6.15-openwrt/include/asm-mips/bootinfo.h
 --- linux-2.6.15/include/asm-mips/bootinfo.h   2006-01-03 04:21:10.000000000 +0100
 +++ linux-2.6.15-openwrt/include/asm-mips/bootinfo.h   2006-01-10 00:32:33.000000000 +0100
 diff -Nur linux-2.6.15/include/asm-mips/bootinfo.h linux-2.6.15-openwrt/include/asm-mips/bootinfo.h
 --- linux-2.6.15/include/asm-mips/bootinfo.h   2006-01-03 04:21:10.000000000 +0100
 +++ linux-2.6.15-openwrt/include/asm-mips/bootinfo.h   2006-01-10 00:32:33.000000000 +0100

diff --git a/target/linux/aruba-2.6/patches/001-flash.patch b/target/linux/aruba-2.6/patches/001-flash.patch
new file mode 100644 (file)
index 0000000..f0b9513
--- /dev/null
+++ b/target/linux/aruba-2.6/patches/001-flash.patch
@@ -0,0 +1,159 @@
+diff -Nur linux-2.6.15/arch/mips/aruba/flash_lock.c linux-2.6.15-openwrt/arch/mips/aruba/flash_lock.c
+--- linux-2.6.15/arch/mips/aruba/flash_lock.c  1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/aruba/flash_lock.c  2006-01-10 00:32:32.000000000 +0100
+@@ -0,0 +1,27 @@
++#include <linux/module.h>
++#include <linux/types.h>
++#include <asm/bootinfo.h>
++
++#define AP70_PROT_ADDR 0xb8010008
++#define AP70_PROT_DATA 0x8
++#define AP60_PROT_ADDR 0xB8400000
++#define AP60_PROT_DATA 0x04000000
++
++void unlock_ap60_70_flash(void)
++{
++      volatile __u32 val;
++      switch (mips_machtype) {
++              case MACH_ARUBA_AP70:
++                      val = *(volatile __u32 *)AP70_PROT_ADDR;
++                      val &= ~(AP70_PROT_DATA);
++                      *(volatile __u32 *)AP70_PROT_ADDR = val;
++                      break;
++              case MACH_ARUBA_AP65:
++              case MACH_ARUBA_AP60:
++              default:
++                      val = *(volatile __u32 *)AP60_PROT_ADDR;
++                      val &= ~(AP60_PROT_DATA);
++                      *(volatile __u32 *)AP60_PROT_ADDR = val;
++                      break;
++      }
++}
+diff -Nur linux-2.6.15/drivers/mtd/chips/cfi_probe.c linux-2.6.15-openwrt/drivers/mtd/chips/cfi_probe.c
+--- linux-2.6.15/drivers/mtd/chips/cfi_probe.c 2006-01-03 04:21:10.000000000 +0100
++++ linux-2.6.15-openwrt/drivers/mtd/chips/cfi_probe.c 2006-01-10 00:32:32.000000000 +0100
+@@ -26,6 +26,74 @@
+ static void print_cfi_ident(struct cfi_ident *);
+ #endif
+ 
++#if 1
++
++#define AMD_AUTOSEL_OFF1      0xAAA
++#define AMD_AUTOSEL_OFF2      0x555
++#define AMD_MANUF_ID          0x1
++#define AMD_DEVICE_ID1                0xF6 /* T */
++#define AMD_DEVICE_ID2                0xF9 /* B */
++/* Foll. are definitions for Macronix Flash Part */
++#define MCX_MANUF_ID          0xC2
++#define MCX_DEVICE_ID1                0xA7
++#define MCX_DEVICE_ID2                0xA8
++/* Foll. common to both AMD and Macronix */
++#define FACTORY_LOCKED                0x99
++#define USER_LOCKED           0x19
++
++/* NOTE: AP-70/6x use BYTE mode flash access. Therefore the
++ * lowest Addr. pin in the flash is not A0 but A-1 (A minus 1).
++ * CPU's A0 is tied to Flash's A-1, A1 to A0 and so on. This
++ * gives 4MB of byte-addressable mem. In byte mode, all addr
++ * need to be multiplied by 2 (i.e compared to word mode).
++ * NOTE: AMD_AUTOSEL_OFF1 and OFF2 are already mult. by 2
++ * Just blindly use the addr offsets suggested in the manual
++ * for byte mode and you'll be OK. Offs. in Table 6 need to
++ * be mult by 2 (for getting autosel params)
++ */
++void
++flash_detect(struct map_info *map, __u32 base, struct cfi_private *cfi)
++{
++      map_word val[3];
++      int osf = cfi->interleave * cfi->device_type; // =2 for AP70/6x
++      char *manuf, *part, *lock ;
++
++      if (osf != 1) return ;
++
++      cfi_send_gen_cmd(0xAA, AMD_AUTOSEL_OFF1, base, map, cfi, cfi->device_type, NULL);
++      cfi_send_gen_cmd(0x55, AMD_AUTOSEL_OFF2, base, map, cfi, cfi->device_type, NULL);
++      cfi_send_gen_cmd(0x90, AMD_AUTOSEL_OFF1, base, map, cfi, cfi->device_type, NULL);
++      val[0] = map_read(map, base) ; // manuf ID
++      val[1] = map_read(map, base+2) ; // device ID
++      val[2] = map_read(map, base+6) ; // lock indicator
++#if 0
++printk("v1=0x%x v2=0x%x v3=0x%x\n", val[0], val[1], val[2]) ;
++#endif
++      if (val[0].x[0] == AMD_MANUF_ID) {
++              manuf = "AMD Flash" ;
++              if (val[1].x[0] == AMD_DEVICE_ID1)
++                      part = "AM29LV320D (Top)" ;
++              else if (val[1].x[0] == AMD_DEVICE_ID2)
++                      part = "AM29LV320D (Bot)" ;
++              else part = "Unknown" ;
++      } else if (val[0].x[0] == MCX_MANUF_ID) {
++              manuf = "Macronix Flash" ;
++              if (val[1].x[0] == MCX_DEVICE_ID1)
++                      part = "MX29LV320A (Top)" ;
++              else if (val[1].x[0] == MCX_DEVICE_ID2)
++                      part = "MX29LV320A (Bot)" ;
++              else part = "Unknown" ;
++      } else
++              return ;
++      if (val[2].x[0] == FACTORY_LOCKED)
++              lock = "Factory Locked" ;
++      else if (val[2].x[0] == USER_LOCKED)
++              lock = "User Locked" ;
++      else lock = "Unknown locking" ;
++      printk("%s %s (%s)\n", manuf, part, lock) ;
++}
++#endif
++
+ static int cfi_probe_chip(struct map_info *map, __u32 base,
+                         unsigned long *chip_map, struct cfi_private *cfi);
+ static int cfi_chip_setup(struct map_info *map, struct cfi_private *cfi);
+@@ -118,6 +186,10 @@
+       }
+ 
+       xip_disable();
++#if 1
++      //cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
++      flash_detect(map, base, cfi) ;
++#endif
+       cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
+       cfi_send_gen_cmd(0xFF, 0, base, map, cfi, cfi->device_type, NULL);
+       cfi_send_gen_cmd(0x98, 0x55, base, map, cfi, cfi->device_type, NULL);
+diff -Nur linux-2.6.15/drivers/mtd/maps/physmap.c linux-2.6.15-openwrt/drivers/mtd/maps/physmap.c
+--- linux-2.6.15/drivers/mtd/maps/physmap.c    2006-01-03 04:21:10.000000000 +0100
++++ linux-2.6.15-openwrt/drivers/mtd/maps/physmap.c    2006-01-10 00:32:32.000000000 +0100
+@@ -34,15 +34,31 @@
+ static struct mtd_partition *mtd_parts;
+ static int                   mtd_parts_nb;
+ 
+-static int num_physmap_partitions;
+-static struct mtd_partition *physmap_partitions;
++static int num_physmap_partitions = 3;
++static struct mtd_partition physmap_partitions[] = {
++      {
++                name:           "zImage",
++                size:           0x3f0000-0x80000,
++                offset:         0x80000,
++        },
++      {
++                name:           "JFFS2",
++                size:           0x3f0000-0x120000,
++                offset:         0x120000,
++      },
++      {
++              name:           "NVRAM",
++              size:           0x2000,
++              offset:         0x3f8000,
++      }
++};
+ 
+ static const char *part_probes[] __initdata = {"cmdlinepart", "RedBoot", NULL};
+ 
+ void physmap_set_partitions(struct mtd_partition *parts, int num_parts)
+ {
+-      physmap_partitions=parts;
+-      num_physmap_partitions=num_parts;
++//    physmap_partitions=parts;
++//    num_physmap_partitions=num_parts;
+ }
+ #endif /* CONFIG_MTD_PARTITIONS */
+ 

diff --git a/target/linux/aruba-2.6/patches/002-irq.patch b/target/linux/aruba-2.6/patches/002-irq.patch
new file mode 100644 (file)
index 0000000..d789a21
--- /dev/null
+++ b/target/linux/aruba-2.6/patches/002-irq.patch
@@ -0,0 +1,488 @@
+diff -Nur linux-2.6.15/arch/mips/aruba/idtIRQ.S linux-2.6.15-openwrt/arch/mips/aruba/idtIRQ.S
+--- linux-2.6.15/arch/mips/aruba/idtIRQ.S      1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/aruba/idtIRQ.S      2006-01-10 00:32:32.000000000 +0100
+@@ -0,0 +1,87 @@
++/**************************************************************************
++ *
++ *  BRIEF MODULE DESCRIPTION
++ *     Intterrupt dispatcher code for IDT boards
++ *
++ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
++ *         
++ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
++ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
++ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
++ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
++ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
++ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
++ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
++ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
++ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
++ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
++ *
++ *  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.,
++ *  675 Mass Ave, Cambridge, MA 02139, USA.
++ *
++ *
++ **************************************************************************
++ * May 2004 rkt, neb
++ *
++ * Initial Release
++ *
++ * 
++ *
++ **************************************************************************
++ */
++              
++      
++#include <asm/asm.h>
++#include <asm/mipsregs.h>
++#include <asm/regdef.h>
++#include <asm/stackframe.h>
++
++      .text
++      .set    noreorder
++      .set    noat
++      .align  5
++      NESTED(idtIRQ, PT_SIZE, sp)
++      .set noat
++      SAVE_ALL
++      CLI
++
++      .set    at
++      .set    noreorder
++
++      /* Get the pending interrupts */
++      mfc0    t0, CP0_CAUSE
++      nop
++                       
++      /* Isolate the allowed ones by anding the irq mask */
++      mfc0    t2, CP0_STATUS
++      move    a1, sp          /* need a nop here, hence we anticipate */
++      andi    t0, CAUSEF_IP
++      and     t0, t2
++                                                                
++      /* check for r4k counter/timer IRQ. */
++      
++      andi    t1, t0, CAUSEF_IP7
++      beqz    t1, 1f
++      nop
++
++      jal     aruba_timer_interrupt   
++
++      li      a0, 7
++
++      j       ret_from_irq
++      nop
++1:
++      jal     aruba_irqdispatch
++      move    a0, t0
++      j       ret_from_irq
++      nop
++
++      END(idtIRQ)
++
++
+diff -Nur linux-2.6.15/arch/mips/aruba/irq.c linux-2.6.15-openwrt/arch/mips/aruba/irq.c
+--- linux-2.6.15/arch/mips/aruba/irq.c 1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/aruba/irq.c 2006-01-10 00:32:32.000000000 +0100
+@@ -0,0 +1,393 @@
++/**************************************************************************
++ *
++ *  BRIEF MODULE DESCRIPTION
++ *     Interrupt routines for IDT EB434 boards
++ *
++ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
++ *         
++ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
++ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
++ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
++ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
++ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
++ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
++ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
++ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
++ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
++ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
++ *
++ *  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.,
++ *  675 Mass Ave, Cambridge, MA 02139, USA.
++ *
++ *
++ **************************************************************************
++ * May 2004 rkt, neb
++ *
++ * Initial Release
++ *
++ * 
++ *
++ **************************************************************************
++ */
++
++#include <linux/errno.h>
++#include <linux/init.h>
++#include <linux/kernel_stat.h>
++#include <linux/module.h>
++#include <linux/signal.h>
++#include <linux/sched.h>
++#include <linux/types.h>
++#include <linux/interrupt.h>
++#include <linux/ioport.h>
++#include <linux/timex.h>
++#include <linux/slab.h>
++#include <linux/random.h>
++#include <linux/delay.h>
++
++#include <asm/bitops.h>
++#include <asm/bootinfo.h>
++#include <asm/io.h>
++#include <asm/mipsregs.h>
++#include <asm/system.h>
++#include <asm/idt-boards/rc32434/rc32434.h>
++#include <asm/idt-boards/rc32434/rc32434_gpio.h>
++
++#include <asm/irq.h>
++
++#undef DEBUG_IRQ
++#ifdef DEBUG_IRQ
++/* note: prints function name for you */
++#define DPRINTK(fmt, args...) printk("%s: " fmt, __FUNCTION__ , ## args)
++#else
++#define DPRINTK(fmt, args...)
++#endif
++
++extern asmlinkage void idtIRQ(void);
++static unsigned int startup_irq(unsigned int irq);
++static void end_irq(unsigned int irq_nr);
++static void mask_and_ack_irq(unsigned int irq_nr);
++static void aruba_enable_irq(unsigned int irq_nr);
++static void aruba_disable_irq(unsigned int irq_nr);
++
++extern void __init init_generic_irq(void);
++
++typedef struct {
++      u32 mask;
++      volatile u32 *base_addr;
++} intr_group_t;
++
++static const intr_group_t intr_group_merlot[NUM_INTR_GROUPS] = {
++      {0xffffffff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 0)},
++};
++
++#define READ_PEND_MERLOT(base) (*((volatile unsigned long *)(0xbc003010)))
++#define READ_MASK_MERLOT(base) (*((volatile unsigned long *)(0xbc003010 + 4)))
++#define WRITE_MASK_MERLOT(base, val) ((*((volatile unsigned long *)((0xbc003010) + 4))) = (val))
++
++static const intr_group_t intr_group_muscat[NUM_INTR_GROUPS] = {
++      {0x0000efff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 0 * IC_GROUP_OFFSET)},
++      {0x00001fff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 1 * IC_GROUP_OFFSET)},
++      {0x00000007, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 2 * IC_GROUP_OFFSET)},
++      {0x0003ffff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 3 * IC_GROUP_OFFSET)},
++      {0xffffffff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 4 * IC_GROUP_OFFSET)}
++};
++
++#define READ_PEND_MUSCAT(base) (*(base))
++#define READ_MASK_MUSCAT(base) (*(base + 2))
++#define WRITE_MASK_MUSCAT(base, val) (*(base + 2) = (val))
++
++static inline int irq_to_group(unsigned int irq_nr)
++{
++      switch (mips_machtype) {
++              case MACH_ARUBA_AP70:
++                      return ((irq_nr - GROUP0_IRQ_BASE) >> 5);
++              case MACH_ARUBA_AP65:
++              case MACH_ARUBA_AP60:
++              default:
++                      return 0;
++      }
++}
++
++static inline int group_to_ip(unsigned int group)
++{
++      switch (mips_machtype) {
++              case MACH_ARUBA_AP70:
++                      return group + 2;
++              case MACH_ARUBA_AP65:
++              case MACH_ARUBA_AP60:
++              default:
++                      return 6;
++      }
++}
++
++static inline void enable_local_irq(unsigned int ip)
++{
++      int ipnum = 0x100 << ip;
++      clear_c0_cause(ipnum);
++      set_c0_status(ipnum);
++}
++
++static inline void disable_local_irq(unsigned int ip)
++{
++      int ipnum = 0x100 << ip;
++      clear_c0_status(ipnum);
++}
++
++static inline void ack_local_irq(unsigned int ip)
++{
++      int ipnum = 0x100 << ip;
++      clear_c0_cause(ipnum);
++}
++
++static void aruba_enable_irq(unsigned int irq_nr)
++{
++      int ip = irq_nr - GROUP0_IRQ_BASE;
++      unsigned int group, intr_bit;
++      volatile unsigned int *addr;
++      if (ip < 0) {
++              enable_local_irq(irq_nr);
++      } else {
++              // calculate group
++              switch (mips_machtype) {
++                      case MACH_ARUBA_AP70:
++                              group = ip >> 5;
++                              break;
++                      case MACH_ARUBA_AP65:
++                      case MACH_ARUBA_AP60:
++                      default:
++                              group = 0;
++                              break;
++              }
++
++              // calc interrupt bit within group
++              ip -= (group << 5);
++              intr_bit = 1 << ip;
++
++              // first enable the IP mapped to this IRQ
++              enable_local_irq(group_to_ip(group));
++
++              switch (mips_machtype) {
++                      case MACH_ARUBA_AP70:
++                              addr = intr_group_muscat[group].base_addr;
++                              // unmask intr within group
++                              WRITE_MASK_MUSCAT(addr, READ_MASK_MUSCAT(addr) & ~intr_bit);
++                              break;
++                      case MACH_ARUBA_AP65:
++                      case MACH_ARUBA_AP60:
++                      default:
++                              addr = intr_group_merlot[group].base_addr;
++                              WRITE_MASK_MERLOT(addr, READ_MASK_MERLOT(addr) | intr_bit);
++                              break;
++              }
++      }
++}
++
++static void aruba_disable_irq(unsigned int irq_nr)
++{
++      int ip = irq_nr - GROUP0_IRQ_BASE;
++      unsigned int group, intr_bit, mask;
++      volatile unsigned int *addr;
++
++      // calculate group
++      switch (mips_machtype) {
++              case MACH_ARUBA_AP70:
++                      group = ip >> 5;
++                      break;
++              case MACH_ARUBA_AP65:
++              case MACH_ARUBA_AP60:
++              default:
++                      group = 0;
++                      break;
++      }
++
++      // calc interrupt bit within group
++      ip -= group << 5;
++      intr_bit = 1 << ip;
++
++      switch (mips_machtype) {
++              case MACH_ARUBA_AP70:
++                      addr = intr_group_muscat[group].base_addr;
++                      // mask intr within group
++                      mask = READ_MASK_MUSCAT(addr);
++                      mask |= intr_bit;
++                      WRITE_MASK_MUSCAT(addr, mask);
++      
++                      /*
++                         if there are no more interrupts enabled in this
++                         group, disable corresponding IP
++                       */
++                      if (mask == intr_group_muscat[group].mask)
++                              disable_local_irq(group_to_ip(group));
++                      break;
++              case MACH_ARUBA_AP65:
++              case MACH_ARUBA_AP60:
++              default:
++                      addr = intr_group_merlot[group].base_addr;
++                      // mask intr within group
++                      mask = READ_MASK_MERLOT(addr);
++                      mask &= ~intr_bit;
++                      WRITE_MASK_MERLOT(addr, mask);
++                      if (!mask)
++                              disable_local_irq(group_to_ip(group));
++                      break;
++      }
++}
++
++static unsigned int startup_irq(unsigned int irq_nr)
++{
++      aruba_enable_irq(irq_nr);
++      return 0;
++}
++
++static void shutdown_irq(unsigned int irq_nr)
++{
++      aruba_disable_irq(irq_nr);
++      return;
++}
++
++static void mask_and_ack_irq(unsigned int irq_nr)
++{
++      aruba_disable_irq(irq_nr);
++      ack_local_irq(group_to_ip(irq_to_group(irq_nr)));
++}
++
++static void end_irq(unsigned int irq_nr)
++{
++
++      int ip = irq_nr - GROUP0_IRQ_BASE;
++      unsigned int intr_bit, group;
++      volatile unsigned int *addr;
++
++      if (irq_desc[irq_nr].status & (IRQ_DISABLED | IRQ_INPROGRESS)) {
++              printk("warning: end_irq %d did not enable (%x)\n",
++                     irq_nr, irq_desc[irq_nr].status);
++      }
++
++      switch (mips_machtype) {
++              case MACH_ARUBA_AP70:
++                      if (irq_nr == GROUP4_IRQ_BASE + 9)       idt_gpio->gpioistat &= 0xfffffdff;
++                      else if (irq_nr == GROUP4_IRQ_BASE + 10) idt_gpio->gpioistat &= 0xfffffbff;
++                      else if (irq_nr == GROUP4_IRQ_BASE + 11) idt_gpio->gpioistat &= 0xfffff7ff;
++                      else if (irq_nr == GROUP4_IRQ_BASE + 12) idt_gpio->gpioistat &= 0xffffefff;
++      
++                      group = ip >> 5;
++      
++                      // calc interrupt bit within group
++                      ip -= (group << 5);
++                      intr_bit = 1 << ip;
++      
++                      // first enable the IP mapped to this IRQ
++                      enable_local_irq(group_to_ip(group));
++      
++                      addr = intr_group_muscat[group].base_addr;
++                      // unmask intr within group
++                      WRITE_MASK_MUSCAT(addr, READ_MASK_MUSCAT(addr) & ~intr_bit);
++                      break;
++              case MACH_ARUBA_AP65:
++              case MACH_ARUBA_AP60:
++                      group = 0;
++
++                      // calc interrupt bit within group
++                      intr_bit = 1 << ip;
++
++                      // first enable the IP mapped to this IRQ
++                      enable_local_irq(group_to_ip(group));
++
++                      addr = intr_group_merlot[group].base_addr;
++                      // unmask intr within group
++                      WRITE_MASK_MERLOT(addr, READ_MASK_MERLOT(addr) | intr_bit);
++                      break;
++      }
++}
++
++static struct hw_interrupt_type aruba_irq_type = {
++      .typename = "IDT434",
++      .startup = startup_irq,
++      .shutdown = shutdown_irq,
++      .enable = aruba_enable_irq,
++      .disable = aruba_disable_irq,
++      .ack = mask_and_ack_irq,
++      .end = end_irq,
++};
++
++void __init arch_init_irq(void)
++{
++      int i;
++      printk("Initializing IRQ's: %d out of %d\n", RC32434_NR_IRQS, NR_IRQS);
++      memset(irq_desc, 0, sizeof(irq_desc));
++      set_except_vector(0, idtIRQ);
++
++      for (i = 0; i < RC32434_NR_IRQS; i++) {
++              irq_desc[i].status = IRQ_DISABLED;
++              irq_desc[i].action = NULL;
++              irq_desc[i].depth = 1;
++              irq_desc[i].handler = &aruba_irq_type;
++              spin_lock_init(&irq_desc[i].lock);
++      }
++
++      switch (mips_machtype) {
++              case MACH_ARUBA_AP70:
++                      break;
++              case MACH_ARUBA_AP65:
++              case MACH_ARUBA_AP60:
++              default:
++                      WRITE_MASK_MERLOT(intr_group_merlot[0].base_addr, 0);
++                      *((volatile unsigned long *)0xbc003014) = 0x10;
++                      break;
++      }
++}
++
++/* Main Interrupt dispatcher */
++void aruba_irqdispatch(unsigned long cp0_cause, struct pt_regs *regs)
++{
++      unsigned int pend, group, ip;
++      volatile unsigned int *addr;
++      switch (mips_machtype) {
++              case MACH_ARUBA_AP70:
++                      if ((ip = (cp0_cause & 0x7c00))) {
++                              group = 21 - rc32434_clz(ip);
++              
++                              addr = intr_group_muscat[group].base_addr;
++              
++                              pend = READ_PEND_MUSCAT(addr);
++                              pend &= ~READ_MASK_MUSCAT(addr);        // only unmasked interrupts
++                              pend = 39 - rc32434_clz(pend);
++                              do_IRQ((group << 5) + pend, regs);
++                      }
++                      break;
++              case MACH_ARUBA_AP65:
++              case MACH_ARUBA_AP60:
++              default:
++                      if (cp0_cause & 0x4000) {
++                              // Misc Interrupt
++                              group = 0;
++                              addr = intr_group_merlot[group].base_addr;
++                              pend = READ_PEND_MERLOT(addr);
++                              pend &= READ_MASK_MERLOT(addr); // only unmasked interrupts
++                              /* handle one misc interrupt at a time */
++                              while (pend) {
++                                      unsigned int intr_bit, irq_nr;
++                                      intr_bit = pend ^ (pend - 1);
++                                      irq_nr = ((31 - rc32434_clz(pend)) + GROUP0_IRQ_BASE);
++                                      do_IRQ(irq_nr, regs);
++                                      pend &= ~intr_bit;
++                              }
++                      }
++                      if (cp0_cause & 0x3c00) {
++                              while (cp0_cause) {
++                                      unsigned int intr_bit, irq_nr;
++                                      intr_bit = cp0_cause ^ (cp0_cause - 1);
++                                      irq_nr = ((31 - rc32434_clz(cp0_cause)) - GROUP0_IRQ_BASE);
++                                      do_IRQ(irq_nr, regs);
++                                      cp0_cause &= ~intr_bit;
++                              }
++                      }
++                      break;
++      }
++}

diff --git a/target/linux/aruba-2.6/patches/003-pci.patch b/target/linux/aruba-2.6/patches/003-pci.patch
new file mode 100644 (file)
index 0000000..0cad12a
--- /dev/null
+++ b/target/linux/aruba-2.6/patches/003-pci.patch
@@ -0,0 +1,618 @@
+diff -Nur linux-2.6.15/arch/mips/pci/fixup-aruba.c linux-2.6.15-openwrt/arch/mips/pci/fixup-aruba.c
+--- linux-2.6.15/arch/mips/pci/fixup-aruba.c   1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/pci/fixup-aruba.c   2006-01-10 00:34:41.000000000 +0100
+@@ -0,0 +1,115 @@
++/**************************************************************************
++ *
++ *  BRIEF MODULE DESCRIPTION
++ *     PCI fixups for IDT EB434 board
++ *
++ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
++ *         
++ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
++ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
++ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
++ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
++ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
++ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
++ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
++ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
++ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
++ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
++ *
++ *  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.,
++ *  675 Mass Ave, Cambridge, MA 02139, USA.
++ *
++ *
++ **************************************************************************
++ * May 2004 rkt, neb
++ *
++ * Initial Release
++ *
++ * 
++ *
++ **************************************************************************
++ */
++
++#include <linux/config.h>
++#include <linux/types.h>
++#include <linux/pci.h>
++#include <linux/kernel.h>
++#include <linux/init.h>
++#include <asm/idt-boards/rc32434/rc32434.h>
++#include <asm/idt-boards/rc32434/rc32434_pci.h> 
++
++int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
++{
++      
++      if (dev->bus->number != 0) {
++              return 0;
++      }
++      
++      slot = PCI_SLOT(dev->devfn);
++      dev->irq = 0;
++      
++      if (slot > 0 && slot <= 15) {
++#if 1
++              if(slot == 10) {
++                      if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 9; // intA
++              } else if(slot == 11) {
++                      if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 10; // intA
++                      if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 10; // intA
++                      if(pin == 3) dev->irq = GROUP4_IRQ_BASE + 10; // intA
++              } else if(slot == 12) {
++                      if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 11; // intA
++                      if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 12; // intB
++              } else if (slot == 13) {
++                      if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 12; // intA
++                      if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 11; // intB
++              } else {
++                      dev->irq = GROUP4_IRQ_BASE + 11;
++              }
++#else
++                                switch (pin) {
++                                case 1: /* INTA*/
++                                        dev->irq = GROUP4_IRQ_BASE + 11;
++                                        break;
++                                case 2: /* INTB */
++                                        dev->irq = GROUP4_IRQ_BASE + 11;
++                                        break;
++                                case 3: /* INTC */
++                                        dev->irq = GROUP4_IRQ_BASE + 11;
++                                        break;
++                                case 4: /* INTD */
++                                        dev->irq = GROUP4_IRQ_BASE + 11;
++                                        break;
++                                default:
++                                        dev->irq = 0xff;
++                                        break;
++                                }
++#endif
++#ifdef DEBUG
++              printk("irq fixup: slot %d, pin %d, irq %d\n",
++                     slot, pin, dev->irq);
++#endif
++              pci_write_config_byte(dev, PCI_INTERRUPT_LINE,dev->irq);
++      }
++      return (dev->irq);
++}
++
++struct pci_fixup pcibios_fixups[] = {
++      {0}
++};
++
++
++
++
++
++
++
++
++
++
++
+diff -Nur linux-2.6.15/arch/mips/pci/Makefile linux-2.6.15-openwrt/arch/mips/pci/Makefile
+--- linux-2.6.15/arch/mips/pci/Makefile        2006-01-03 04:21:10.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/pci/Makefile        2006-01-10 00:32:32.000000000 +0100
+@@ -56,3 +56,4 @@
+ obj-$(CONFIG_TOSHIBA_RBTX4938)        += fixup-tx4938.o ops-tx4938.o
+ obj-$(CONFIG_VICTOR_MPC30X)   += fixup-mpc30x.o
+ obj-$(CONFIG_ZAO_CAPCELLA)    += fixup-capcella.o
++obj-$(CONFIG_MACH_ARUBA)        += fixup-aruba.o ops-aruba.o pci-aruba.o
+diff -Nur linux-2.6.15/arch/mips/pci/ops-aruba.c linux-2.6.15-openwrt/arch/mips/pci/ops-aruba.c
+--- linux-2.6.15/arch/mips/pci/ops-aruba.c     1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/pci/ops-aruba.c     2006-01-10 00:32:32.000000000 +0100
+@@ -0,0 +1,204 @@
++/**************************************************************************
++ *
++ *  BRIEF MODULE DESCRIPTION
++ *     pci_ops for IDT EB434 board
++ *
++ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
++ *         
++ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
++ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
++ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
++ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
++ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
++ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
++ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
++ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
++ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
++ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
++ *
++ *  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.,
++ *  675 Mass Ave, Cambridge, MA 02139, USA.
++ *
++ *
++ **************************************************************************
++ * May 2004 rkt, neb
++ *
++ * Initial Release
++ *
++ * 
++ *
++ **************************************************************************
++ */
++
++#include <linux/config.h>
++#include <linux/init.h>
++#include <linux/pci.h>
++#include <linux/types.h>
++#include <linux/delay.h>
++
++#include <asm/cpu.h>
++#include <asm/io.h>
++
++#include <asm/idt-boards/rc32434/rc32434.h>
++#include <asm/idt-boards/rc32434/rc32434_pci.h>
++
++#define PCI_ACCESS_READ  0
++#define PCI_ACCESS_WRITE 1
++
++
++#define PCI_CFG_SET(slot,func,off) \
++      (rc32434_pci->pcicfga = (0x80000000 | ((slot)<<11) | \
++                          ((func)<<8) | (off)))
++
++static int config_access(unsigned char access_type, struct pci_bus *bus,
++                         unsigned int devfn, unsigned char where,
++                         u32 * data)
++{ 
++      /*
++       * config cycles are on 4 byte boundary only
++       */
++      unsigned int slot = PCI_SLOT(devfn);
++      u8 func = PCI_FUNC(devfn);
++      
++      if (slot < 2 || slot > 15) {
++              *data = 0xFFFFFFFF;
++              return -1;
++      }
++      /* Setup address */
++      PCI_CFG_SET(slot, func, where);
++      rc32434_sync();
++      
++      if (access_type == PCI_ACCESS_WRITE) {
++              rc32434_sync(); 
++              rc32434_pci->pcicfgd = *data;
++      } else {
++              rc32434_sync(); 
++              *data = rc32434_pci->pcicfgd;
++      }
++      
++      rc32434_sync();
++      
++      return 0;
++}
++
++
++/*
++ * We can't address 8 and 16 bit words directly.  Instead we have to
++ * read/write a 32bit word and mask/modify the data we actually want.
++ */
++static int read_config_byte(struct pci_bus *bus, unsigned int devfn,
++                            int where, u8 * val)
++{
++      u32 data;
++      int ret;
++      
++      ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
++      *val = (data >> ((where & 3) << 3)) & 0xff;
++      return ret;
++}
++
++static int read_config_word(struct pci_bus *bus, unsigned int devfn,
++                            int where, u16 * val)
++{
++      u32 data;
++      int ret;
++      
++      ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
++      *val = (data >> ((where & 3) << 3)) & 0xffff;
++      return ret;
++}
++
++static int read_config_dword(struct pci_bus *bus, unsigned int devfn,
++                             int where, u32 * val)
++{
++      int ret;
++      
++      ret = config_access(PCI_ACCESS_READ, bus, devfn, where, val);
++      return ret;
++}
++
++static int
++write_config_byte(struct pci_bus *bus, unsigned int devfn, int where,
++                  u8 val)
++{
++      u32 data = 0;
++      
++      if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
++              return -1;
++      
++      data = (data & ~(0xff << ((where & 3) << 3))) |
++              (val << ((where & 3) << 3));
++      
++      if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))
++              return -1;
++      
++      return PCIBIOS_SUCCESSFUL;
++}
++
++
++static int
++write_config_word(struct pci_bus *bus, unsigned int devfn, int where,
++                  u16 val)
++{
++      u32 data = 0;
++      
++      if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
++              return -1;
++      
++      data = (data & ~(0xffff << ((where & 3) << 3))) |
++              (val << ((where & 3) << 3));
++      
++      if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))
++              return -1;
++      
++      
++      return PCIBIOS_SUCCESSFUL;
++}
++
++
++static int 
++write_config_dword(struct pci_bus *bus, unsigned int devfn, int where,
++                   u32 val)
++{
++      if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &val))
++              return -1;
++      
++      return PCIBIOS_SUCCESSFUL;
++}
++
++static int pci_config_read(struct pci_bus *bus, unsigned int devfn,
++                         int where, int size, u32 * val)
++{
++      switch (size) {
++      case 1: 
++              return read_config_byte(bus, devfn, where, (u8 *) val);
++      case 2: 
++              return read_config_word(bus, devfn, where, (u16 *) val);
++      default:
++              return read_config_dword(bus, devfn, where, val);
++      }
++}
++
++static int pci_config_write(struct pci_bus *bus, unsigned int devfn,
++                          int where, int size, u32 val)
++{
++      switch (size) {
++      case 1: 
++              return write_config_byte(bus, devfn, where, (u8) val);
++      case 2: 
++              return write_config_word(bus, devfn, where, (u16) val);
++      default:
++              return write_config_dword(bus, devfn, where, val);
++      }
++}
++
++struct pci_ops rc32434_pci_ops = {
++      .read =  pci_config_read,
++      .write = pci_config_write,
++};
+diff -Nur linux-2.6.15/arch/mips/pci/pci-aruba.c linux-2.6.15-openwrt/arch/mips/pci/pci-aruba.c
+--- linux-2.6.15/arch/mips/pci/pci-aruba.c     1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/pci/pci-aruba.c     2006-01-10 00:32:32.000000000 +0100
+@@ -0,0 +1,235 @@
++/**************************************************************************
++ *
++ *  BRIEF MODULE DESCRIPTION
++ *     PCI initialization for IDT EB434 board
++ *
++ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
++ *         
++ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
++ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
++ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
++ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
++ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
++ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
++ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
++ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
++ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
++ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
++ *
++ *  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.,
++ *  675 Mass Ave, Cambridge, MA 02139, USA.
++ *
++ *
++ **************************************************************************
++ * May 2004 rkt, neb
++ *
++ * Initial Release
++ *
++ * 
++ *
++ **************************************************************************
++ */
++
++#include <linux/config.h>
++#include <linux/types.h>
++#include <linux/pci.h>
++#include <linux/kernel.h>
++#include <linux/init.h>
++#include <asm/idt-boards/rc32434/rc32434.h>
++#include <asm/idt-boards/rc32434/rc32434_pci.h> 
++
++#define PCI_ACCESS_READ  0
++#define PCI_ACCESS_WRITE 1
++
++#undef DEBUG
++#ifdef DEBUG
++#define DBG(x...) printk(x)
++#else
++#define DBG(x...)
++#endif
++/* define an unsigned array for the PCI registers */
++unsigned int korinaCnfgRegs[25] = {
++      KORINA_CNFG1,    KORINA_CNFG2,  KORINA_CNFG3,  KORINA_CNFG4,
++      KORINA_CNFG5,    KORINA_CNFG6,  KORINA_CNFG7,  KORINA_CNFG8,
++      KORINA_CNFG9,    KORINA_CNFG10, KORINA_CNFG11, KORINA_CNFG12,
++      KORINA_CNFG13, KORINA_CNFG14, KORINA_CNFG15, KORINA_CNFG16,
++      KORINA_CNFG17, KORINA_CNFG18, KORINA_CNFG19, KORINA_CNFG20,
++      KORINA_CNFG21, KORINA_CNFG22, KORINA_CNFG23, KORINA_CNFG24
++};
++
++static struct resource rc32434_res_pci_mem2;
++
++static struct resource rc32434_res_pci_mem1 = {
++      .name = "PCI MEM1",
++      .start = 0x50000000,
++      .end = 0x5FFFFFFF,
++      .flags = IORESOURCE_MEM,
++      .child = &rc32434_res_pci_mem2,
++};
++static struct resource rc32434_res_pci_mem2 = {
++      .name = "PCI MEM2",
++      .start = 0x60000000,
++      .end = 0x6FFFFFFF,
++      .flags = IORESOURCE_MEM,
++      .parent = &rc32434_res_pci_mem1,
++};
++static struct resource rc32434_res_pci_io1 = {
++      .name = "PCI I/O1",
++      .start = 0x18800000,
++      .end = 0x188FFFFF,
++      .flags = IORESOURCE_IO,
++};
++
++extern struct pci_ops rc32434_pci_ops;
++
++struct pci_controller rc32434_controller = {
++      .pci_ops = &rc32434_pci_ops,
++      .mem_resource = &rc32434_res_pci_mem1,
++      .io_resource = &rc32434_res_pci_io1,
++      .mem_offset     = 0x00000000UL,
++      .io_offset      = 0x00000000UL,
++};
++
++extern unsigned int arch_has_pci;
++
++static int __init rc32434_pcibridge_init(void)
++{
++      
++      unsigned int pciConfigAddr = 0;/*used for writing pci config values */
++      int          loopCount=0    ;/*used for the loop */
++      
++      unsigned int pcicValue, pcicData=0;
++      unsigned int dummyRead, pciCntlVal = 0;
++
++      if (!arch_has_pci) return 0;
++
++      printk("PCI: Initializing PCI\n");
++      
++      /* Disable the IP bus error for PCI scaning */
++      pciCntlVal=rc32434_pci->pcic;
++      pciCntlVal &= 0xFFFFFF7;
++      rc32434_pci->pcic = pciCntlVal;
++      
++      ioport_resource.start = rc32434_res_pci_io1.start;
++      ioport_resource.end = rc32434_res_pci_io1.end;
++/*
++      iomem_resource.start = rc32434_res_pci_mem1.start;
++      iomem_resource.end = rc32434_res_pci_mem1.end;
++*/
++      
++      pcicValue = rc32434_pci->pcic;
++      pcicValue = (pcicValue >> PCIM_SHFT) & PCIM_BIT_LEN;
++      if (!((pcicValue == PCIM_H_EA) ||
++            (pcicValue == PCIM_H_IA_FIX) ||
++            (pcicValue == PCIM_H_IA_RR))) {
++              /* Not in Host Mode, return ERROR */
++              return -1;
++      }
++      
++      /* Enables the Idle Grant mode, Arbiter Parking */
++      pcicData |=(PCIC_igm_m|PCIC_eap_m|PCIC_en_m);
++      rc32434_pci->pcic = pcicData; /* Enable the PCI bus Interface */
++      /* Zero out the PCI status & PCI Status Mask */
++      for(;;) {
++              pcicData = rc32434_pci->pcis;
++              if (!(pcicData & PCIS_rip_m))
++                      break;
++      }
++      
++      rc32434_pci->pcis = 0;
++      rc32434_pci->pcism = 0xFFFFFFFF;
++      /* Zero out the PCI decoupled registers */
++      rc32434_pci->pcidac=0; /* disable PCI decoupled accesses at initialization */
++      rc32434_pci->pcidas=0; /* clear the status */
++      rc32434_pci->pcidasm=0x0000007F; /* Mask all the interrupts */
++      /* Mask PCI Messaging Interrupts */
++      rc32434_pci_msg->pciiic = 0;
++      rc32434_pci_msg->pciiim = 0xFFFFFFFF;
++      rc32434_pci_msg->pciioic = 0;
++      rc32434_pci_msg->pciioim = 0;
++      
++      /* Setup PCILB0 as Memory Window */
++      rc32434_pci->pcilba[0].a = (unsigned int) (PCI_ADDR_START);
++      
++      /* setup the PCI map address as same as the local address */
++      
++      rc32434_pci->pcilba[0].m = (unsigned int) (PCI_ADDR_START);
++      
++      /* Setup PCILBA1 as MEM */
++#ifdef __MIPSEB__
++      rc32434_pci->pcilba[0].c = ( ((SIZE_16MB & 0x1f) << PCILBAC_size_b) | PCILBAC_sb_m);
++#else
++      rc32434_pci->pcilba[0].c = ( ((SIZE_16MB & 0x1f) << PCILBAC_size_b));
++#endif
++      dummyRead = rc32434_pci->pcilba[0].c; /* flush the CPU write Buffers */
++      
++      rc32434_pci->pcilba[1].a = 0x60000000;
++      
++      rc32434_pci->pcilba[1].m = 0x60000000;
++      /* setup PCILBA2 as IO Window*/
++#ifdef __MIPSEB__
++      rc32434_pci->pcilba[1].c = ( ((SIZE_256MB & 0x1f) << PCILBAC_size_b) |  PCILBAC_sb_m);
++#else
++      rc32434_pci->pcilba[1].c = ((SIZE_256MB & 0x1f) << PCILBAC_size_b);
++#endif
++      dummyRead = rc32434_pci->pcilba[1].c; /* flush the CPU write Buffers */
++      rc32434_pci->pcilba[2].a = 0x18C00000;
++      
++      rc32434_pci->pcilba[2].m = 0x18FFFFFF;
++      /* setup PCILBA2 as IO Window*/
++#ifdef __MIPSEB__
++      rc32434_pci->pcilba[2].c = ( ((SIZE_4MB & 0x1f) << PCILBAC_size_b)  |  PCILBAC_sb_m);
++#else
++      rc32434_pci->pcilba[2].c = ((SIZE_4MB & 0x1f) << PCILBAC_size_b);
++#endif  
++      
++      dummyRead = rc32434_pci->pcilba[2].c; /* flush the CPU write Buffers */
++      
++      
++      rc32434_pci->pcilba[3].a = 0x18800000;
++      
++      rc32434_pci->pcilba[3].m = 0x18800000;
++      /* Setup PCILBA3 as IO Window */
++      
++#ifdef __MIPSEB__
++      rc32434_pci->pcilba[3].c = ( (((SIZE_1MB & 0x1ff) << PCILBAC_size_b) | PCILBAC_msi_m)   |  PCILBAC_sb_m);
++#else
++      rc32434_pci->pcilba[3].c = (((SIZE_1MB & 0x1ff) << PCILBAC_size_b) | PCILBAC_msi_m);
++#endif
++      dummyRead = rc32434_pci->pcilba[2].c; /* flush the CPU write Buffers */
++      
++      pciConfigAddr = (unsigned int)(0x80000004);
++      for(loopCount = 0; loopCount < 24; loopCount++){
++              rc32434_pci->pcicfga = pciConfigAddr;
++              dummyRead = rc32434_pci->pcicfga;
++              rc32434_pci->pcicfgd = korinaCnfgRegs[loopCount];
++              dummyRead=rc32434_pci->pcicfgd;
++              pciConfigAddr += 4;
++      }
++      rc32434_pci->pcitc=(unsigned int)((PCITC_RTIMER_VAL&0xff) << PCITC_rtimer_b) |
++              ((PCITC_DTIMER_VAL&0xff)<<PCITC_dtimer_b);
++      
++      pciCntlVal = rc32434_pci->pcic;
++      pciCntlVal &= ~(PCIC_tnr_m);
++      rc32434_pci->pcic = pciCntlVal;
++      pciCntlVal = rc32434_pci->pcic;
++      
++      register_pci_controller(&rc32434_controller);
++      
++      rc32434_sync();  
++      return 0;
++}
++
++arch_initcall(rc32434_pcibridge_init);
++
++/* Do platform specific device initialization at pci_enable_device() time */
++int pcibios_plat_dev_init(struct pci_dev *dev)
++{
++        return 0;
++}
+diff -Nur linux-2.6.15/drivers/pci/access.c linux-2.6.15-openwrt/drivers/pci/access.c
+--- linux-2.6.15/drivers/pci/access.c  2006-01-03 04:21:10.000000000 +0100
++++ linux-2.6.15-openwrt/drivers/pci/access.c  2006-01-10 00:43:10.000000000 +0100
+@@ -21,6 +21,7 @@
+ #define PCI_word_BAD (pos & 1)
+ #define PCI_dword_BAD (pos & 3)
+ 
++#ifdef __MIPSEB__
+ #define PCI_OP_READ(size,type,len) \
+ int pci_bus_read_config_##size \
+       (struct pci_bus *bus, unsigned int devfn, int pos, type *value) \
+@@ -31,11 +32,32 @@
+       if (PCI_##size##_BAD) return PCIBIOS_BAD_REGISTER_NUMBER;       \
+       spin_lock_irqsave(&pci_lock, flags);                            \
+       res = bus->ops->read(bus, devfn, pos, len, &data);              \
++      if (len == 1)                                                   \
++       *value = (type)((data >> 24) & 0xff);                          \
++       else if (len == 2)                                             \
++       *value = (type)((data >> 16) & 0xffff);                        \
++      else                                                            \
+       *value = (type)data;                                            \
+       spin_unlock_irqrestore(&pci_lock, flags);                       \
+       return res;                                                     \
+ }
++#else
+ 
++#define PCI_OP_READ(size,type,len) \
++int pci_bus_read_config_##size \
++      (struct pci_bus *bus, unsigned int devfn, int pos, type *value) \
++{                                                                     \
++      int res;                                                        \
++      unsigned long flags;                                            \
++      u32 data = 0;                                                   \
++      if (PCI_##size##_BAD) return PCIBIOS_BAD_REGISTER_NUMBER;       \
++      spin_lock_irqsave(&pci_lock, flags);                            \
++      res = bus->ops->read(bus, devfn, pos, len, &data);              \
++      *value = (type)data;                                            \
++      spin_unlock_irqrestore(&pci_lock, flags);                       \
++      return res;                                                     \
++}
++#endif
+ #define PCI_OP_WRITE(size,type,len) \
+ int pci_bus_write_config_##size \
+       (struct pci_bus *bus, unsigned int devfn, int pos, type value)  \