target/linux/rdc-2.6/patches/000-rdc_fixes.patch

   1 diff -urN linux-2.6.19/arch/i386/Kconfig linux-2.6.19.new/arch/i386/Kconfig
   2 --- linux-2.6.19/arch/i386/Kconfig      2006-11-29 22:57:37.000000000 +0100
   3 +++ linux-2.6.19.new/arch/i386/Kconfig  2006-12-17 17:13:33.000000000 +0100
   4 @@ -180,6 +180,14 @@
   5           Only choose this option if you have such a system, otherwise you
   6           should say N here.
   7
   8 +config X86_RDC
   9 +       bool "Support for RDC 3211 boards"
  10 +       help
  11 +         Support for RDC 3211 systems. Say 'Y' here if the kernel is
  12 +         supposed to run on an IA-32 RDC R3211 system.
  13 +         Only choose this option if you have such as system, otherwise you
  14 +         should say N here.
  15 +
  16  endchoice
  17
  18  config ACPI_SRAT
  19 diff -urN linux-2.6.19/arch/i386/Makefile linux-2.6.19.new/arch/i386/Makefile
  20 --- linux-2.6.19/arch/i386/Makefile     2006-11-29 22:57:37.000000000 +0100
  21 +++ linux-2.6.19.new/arch/i386/Makefile 2006-12-17 17:13:33.000000000 +0100
  22 @@ -92,6 +92,10 @@
  23  mflags-$(CONFIG_X86_ES7000)    := -Iinclude/asm-i386/mach-es7000
  24  mcore-$(CONFIG_X86_ES7000)     := mach-default
  25  core-$(CONFIG_X86_ES7000)      := arch/i386/mach-es7000/
  26 +# RDC subarch support
  27 +mflags-$(CONFIG_X86_RDC)       := -Iinclude/asm-i386/mach-generic
  28 +mcore-$(CONFIG_X86_RDC)                := mach-default
  29 +core-$(CONFIG_X86_RDC)         += arch/i386/mach-rdc/
  30
  31  # default subarch .h files
  32  mflags-y += -Iinclude/asm-i386/mach-default
  33 diff -urN linux-2.6.19/arch/i386/kernel/time.c linux-2.6.19.new/arch/i386/kernel/time.c
  34 --- linux-2.6.19/arch/i386/kernel/time.c        2006-11-29 22:57:37.000000000 +0100
  35 +++ linux-2.6.19.new/arch/i386/kernel/time.c    2006-12-17 17:13:10.000000000 +0100
  36 @@ -361,7 +361,8 @@
  37  static void __init hpet_time_init(void)
  38  {
  39         struct timespec ts;
  40 -       ts.tv_sec = get_cmos_time();
  41 +       /* RDC board does not have CMOS */
  42 +       ts.tv_sec = 0;
  43         ts.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ);
  44
  45         do_settimeofday(&ts);
  46 diff -urN linux-2.6.19/arch/i386/mach-rdc/Makefile linux-2.6.19.new/arch/i386/mach-rdc/Makefile
  47 --- linux-2.6.19/arch/i386/mach-rdc/Makefile    1970-01-01 01:00:00.000000000 +0100
  48 +++ linux-2.6.19.new/arch/i386/mach-rdc/Makefile        2006-12-17 17:13:33.000000000 +0100
  49 @@ -0,0 +1,5 @@
  50 +#
  51 +# Makefile for the linux kernel.
  52 +#
  53 +
  54 +obj-$(CONFIG_X86_RDC)        := led.o
  55 diff -urN linux-2.6.19/arch/i386/mach-rdc/led.c linux-2.6.19.new/arch/i386/mach-rdc/led.c
  56 --- linux-2.6.19/arch/i386/mach-rdc/led.c       1970-01-01 01:00:00.000000000 +0100
  57 +++ linux-2.6.19.new/arch/i386/mach-rdc/led.c   2006-12-17 17:13:33.000000000 +0100
  58 @@ -0,0 +1,743 @@
  59 +/*
  60 + * LED interface for WP3200
  61 + *
  62 + * Copyright (C) 2002, by Allen Hung
  63 + *
  64 + */
  65 +
  66 +#include <linux/types.h>
  67 +#include <linux/errno.h>
  68 +#include <linux/ioport.h>
  69 +#include <linux/fcntl.h>
  70 +#include <linux/sched.h>
  71 +#include <linux/module.h>
  72 +#include <linux/proc_fs.h>
  73 +#include <linux/init.h>
  74 +#include <linux/timer.h>
  75 +#include <asm/io.h>
  76 +#include <asm/uaccess.h>
  77 +#include <asm/system.h>
  78 +#include <linux/reboot.h>
  79 +
  80 +#include "led.h"
  81 +
  82 +#define BUF_LEN                30
  83 +
  84 +struct LED_DATA  {
  85 +    char sts_buf[BUF_LEN+1];
  86 +    unsigned long sts;
  87 +};
  88 +
  89 +struct LED_DATA led_data[LED_DEV_NUM];
  90 +// sam
  91 +unsigned long ul_ledstat = 0xffffffff;
  92 +
  93 +
  94 +static struct timer_list blink_timer[LED_DEV_NUM];
  95 +// sam 01-30-2004 for watchdog
  96 +static struct timer_list watchdog;
  97 +// end sam
  98 +static char cmd_buf[BUF_LEN+1];
  99 +
 100 +//------------------------------------------------------------
 101 +static long atoh(char *p)
 102 +{
 103 +    long v = 0, c;
 104 +    while ( (c = *p++) )  {
 105 +        if      ( c >= '0' && c <= '9' )  v = (v << 4) + c - '0';
 106 +        else if ( c >= 'a' && c <= 'f' )  v = (v << 4) + c - 'a' + 0xA;
 107 +        else if ( c >= 'A' && c <= 'F' )  v = (v << 4) + c - 'A' + 0xA;
 108 +        else  break;
 109 +    }
 110 +    return v;
 111 +}
 112 +
 113 +static int reset_flash_default(void *data)
 114 +{
 115 +       char *argv[3], *envp[1] = {NULL};
 116 +       int i = 0;
 117 +
 118 +       int reset_default=(int) data;
 119 +
 120 +       argv[i++] = "/bin/flash";
 121 +    argv[i++] = "default";
 122 +       argv[i] = NULL;
 123 +    if(reset_default)
 124 +               if (call_usermodehelper(argv[0], argv, envp, 1))
 125 +               printk("failed to Reset to default\n");
 126 +       machine_restart(0);
 127 +       return 0;
 128 +}
 129 +
 130 +// sam for ps 3205U -- using CSx1 (0xb0e00000)
 131 +// bit map as following
 132 +// BIT   1      2      3      4      5
 133 +//     POWER  WLEN   PORT1  PORT2  PORT3
 134 +//
 135 +// value 0 --> led on
 136 +// value 1 --> led off
 137 +
 138 +#define _ROUTER_
 139 +
 140 +#ifdef _ROUTER_
 141 +       #define LED_VAL         0x8000384C    // the data ofset of gpio 0~30
 142 +#else
 143 +       #define LED_VAL         0x80003888    // the ofset of gpio 31~58
 144 +#endif
 145 +#define GPIO_VAL       0x8000384C    // the offset of gpio 0-30
 146 +
 147 +
 148 +
 149 +// sam 1-30-2004 LED status
 150 +// bit map as following
 151 +// BIT 4:0  Link status   -->PHY Link ->1 = up, 0 = down
 152 +#define LINK_STATUS     (*(unsigned long *)0xb2000014)
 153 +#define WATCHDOG_VAL    (*(unsigned long *)0xb20000c0)
 154 +#define WATCHDOG_PERIOD 500 // unit ms
 155 +#define EXPIRE_TIME     300 // unit 10 ms
 156 +#define CLEAR_TIMEER    0xffffa000l  // bit 14:0 -> count up timer, write 0 to clear
 157 +#define ENABLE_WATCHDOG 0x80000000l  // bit 31 -> 1 enable , 0 disable watchdog
 158 +#define WATCHDOG_SET_TMR_SHIFT 16    // bit 16:30 -> watchdog timer set
 159 +// end sam
 160 +
 161 +
 162 +//------------------------------------------------------------
 163 +static void turn_led(int id, int on)
 164 +{
 165 +    unsigned long led_bit = 1 << (id);
 166 +    unsigned long led_bit_val;
 167 +
 168 +    // since we define we have 8 led devices and use gpio 53, 55, 57, 58
 169 +    // which locate at bit21~26, so we  rotate left 20bit
 170 +
 171 +#ifdef _ROUTER_
 172 +    led_bit_val = led_bit;
 173 +#else
 174 +    led_bit_val = led_bit << 20;
 175 +#endif
 176 +
 177 +    switch ( on ) {
 178 +      case 0:
 179 +                       ul_ledstat|=  led_bit_val;
 180 +                       outl(LED_VAL, 0xcf8);
 181 +                       outl(ul_ledstat, 0xcfc);
 182 +               break; // LED OFF
 183 +      case 1:
 184 +                       ul_ledstat &= ~led_bit_val;
 185 +                       outl(LED_VAL, 0xcf8);
 186 +                       outl(ul_ledstat, 0xcfc);
 187 +               break; // LED ON
 188 +      case 2:
 189 +                       ul_ledstat ^=  led_bit_val;
 190 +                       outl(LED_VAL, 0xcf8);
 191 +                       outl(ul_ledstat, 0xcfc);
 192 +               break; // LED inverse
 193 +    }
 194 +}
 195 +
 196 +
 197 +static int led_flash[30]={20,10,100,5,5,150,100,5,5,50,20,50,50,20,60,5,20,10,30,10,5,10,50,2,5,5,5,70,10,50};//Erwin
 198 +static unsigned int    wlan_counter;    //Erwin
 199 +static void blink_wrapper(u_long id)
 200 +{
 201 +    u_long sts = led_data[id].sts;
 202 +
 203 +    if ( (sts & LED_BLINK_CMD) == LED_BLINK_CMD )  {
 204 +       unsigned long period = sts & LED_BLINK_PERIOD;
 205 +       if(period == 0xffff)            // BLINK random
 206 +       {
 207 +               blink_timer[id].expires = jiffies + 3*led_flash[wlan_counter%30]*HZ/1000;
 208 +               wlan_counter++;
 209 +       }
 210 +       else
 211 +               blink_timer[id].expires = jiffies + (period * HZ / 1000);
 212 +       turn_led(id, 2);
 213 +       add_timer(&blink_timer[id]);
 214 +    }
 215 +    else if ( sts == LED_ON || sts == LED_OFF )
 216 +       turn_led(id, sts==LED_ON ? 1 : 0);
 217 +}
 218 +//------------------------------------------------------------
 219 +static void get_token_str(char *str, char token[][21], int token_num)
 220 +{
 221 +    int t, i;
 222 +
 223 +    for ( t = 0 ; t < token_num ; t++ )  {
 224 +       memset(token[t], 0, 21);
 225 +       while ( *str == ' ' )  str++;
 226 +       for ( i = 0 ; str[i] ; i++ )  {
 227 +           if ( str[i] == '\t' || str[i] == ' ' || str[i] == '\n' )  break;
 228 +           if ( i < 20 )  token[t][i] = str[i];
 229 +       }
 230 +       str += i;
 231 +    }
 232 +}
 233 +
 234 +//------------------------------------------------------------
 235 +static void set_led_status_by_str(int id)
 236 +{
 237 +    char token[3][21], *p;
 238 +
 239 +
 240 +    get_token_str(led_data[id].sts_buf, token, 3);
 241 +
 242 +    if ( strcmp(token[0], "LED") )
 243 +       {
 244 +        goto set_led_off;
 245 +       }
 246 +    if ( !strcmp(token[1], "ON") )
 247 +       {
 248 +
 249 +       turn_led(id, 1);
 250 +       led_data[id].sts = LED_ON;
 251 +    }
 252 +    else if ( !strcmp(token[1], "OFF") )
 253 +       {
 254 +
 255 +           goto set_led_off;
 256 +    }
 257 +    else if ( !strcmp(token[1], "BLINK") )
 258 +       {
 259 +       unsigned int period = 0;
 260 +       p = token[2];
 261 +       if ( !strcmp(p, "FAST") )
 262 +           period = LED_BLINK_FAST & LED_BLINK_PERIOD;
 263 +       else if ( !strcmp(p, "SLOW") )
 264 +           period = LED_BLINK_SLOW & LED_BLINK_PERIOD;
 265 +       else if ( !strcmp(p, "EXTRA_SLOW") )
 266 +           period = LED_BLINK_EXTRA_SLOW & LED_BLINK_PERIOD;
 267 +       else if ( !strcmp(p, "RANDOM") )
 268 +           period = LED_BLINK_RANDOM & LED_BLINK_PERIOD;
 269 +       else if ( !strcmp(p, "OFF") )
 270 +           goto set_led_off;
 271 +       else if ( *p >= '0' && *p <= '9' )
 272 +       {
 273 +               while ( *p >= '0' && *p <= '9' )
 274 +               period = period * 10 + (*p++) - '0';
 275 +//             if ( period > 10000 )
 276 +//                     period = 10000;
 277 +       }
 278 +       else
 279 +               period = LED_BLINK & LED_BLINK_PERIOD;
 280 +
 281 +       if ( period == 0 )
 282 +           goto set_led_off;
 283 +
 284 +       sprintf(led_data[id].sts_buf, "LED BLINK %d\n", period);
 285 +       led_data[id].sts = LED_BLINK_CMD + period;
 286 +       turn_led(id, 2);
 287 +     // Set timer for next blink
 288 +       del_timer(&blink_timer[id]);
 289 +        blink_timer[id].function = blink_wrapper;
 290 +        blink_timer[id].data = id;
 291 +        init_timer(&blink_timer[id]);
 292 +
 293 +       blink_timer[id].expires = jiffies + (1000 * HZ / 1000);
 294 +
 295 +       add_timer(&blink_timer[id]);
 296 +    }
 297 +    else
 298 +       {
 299 +        goto set_led_off;
 300 +       }
 301 +    return;
 302 +  set_led_off:
 303 +    strcpy(led_data[id].sts_buf, "LED OFF\n");
 304 +    led_data[id].sts = LED_OFF;
 305 +    turn_led(id, 0);
 306 +}
 307 +
 308 +//----------------------------------------------------------------------
 309 +static int led_read_proc(char *buf, char **start, off_t fpos, int length, int *eof, void *data)
 310 +{
 311 +    int len, dev;
 312 +
 313 +    for ( len = dev = 0 ; dev < LED_DEV_NUM ; dev++ )  {
 314 +       len += sprintf(buf+len, "%d: %s", dev, led_data[dev].sts_buf);
 315 +    }
 316 +    len = strlen(buf) - fpos;
 317 +    if ( len <= 0 ) {
 318 +       *start = buf;
 319 +       *eof = 1;
 320 +       return 0;
 321 +    }
 322 +    *start = buf + fpos;
 323 +    if ( len <= length )   *eof = 1;
 324 +    return len < length ? len : length;
 325 +}
 326 +
 327 +//----------------------------------------------------------------------
 328 +static int led_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
 329 +{
 330 +    int id = (int)file->private_data;
 331 +
 332 +    switch ( cmd )  {
 333 +      case LED_ON:
 334 +       strcpy(led_data[id].sts_buf, "LED ON\n");
 335 +       set_led_status_by_str(id);
 336 +       break;
 337 +      case LED_OFF:
 338 +       strcpy(led_data[id].sts_buf, "LED OFF\n");
 339 +       set_led_status_by_str(id);
 340 +       break;
 341 +      default:
 342 +        if ( (cmd & LED_BLINK_CMD) != LED_BLINK_CMD )
 343 +               {
 344 +           break;
 345 +               }
 346 +      case LED_BLINK:
 347 +      case LED_BLINK_FAST:
 348 +      case LED_BLINK_SLOW:
 349 +      case LED_BLINK_EXTRA_SLOW:
 350 +      case LED_BLINK_RANDOM:
 351 +        sprintf(led_data[id].sts_buf, "LED BLINK %d\n", (int)(cmd & LED_BLINK_PERIOD));
 352 +       set_led_status_by_str(id);
 353 +       break;
 354 +    }
 355 +    return 0;
 356 +}
 357 +
 358 +static int led_open(struct inode *inode, struct file *file)
 359 +{
 360 +    int led_id = MINOR(inode->i_rdev);
 361 +//    unsigned long led_bit = 1 << (led_id);
 362 +
 363 +    if ( led_id >= LED_DEV_NUM )
 364 +        return -ENODEV;
 365 +/* sam 12/02/2003
 366 +    GPIO_SEL_I_O &= ~led_bit;   // 0 to GPIO
 367 +    GPIO_O_EN |= (led_bit << 16);   // 0 to Output
 368 +*/
 369 +
 370 +    file->private_data = (void*)led_id;
 371 +    return 0;
 372 +}
 373 +
 374 +static long led_read(struct file *file, char *buf, size_t count, loff_t *fpos)
 375 +{
 376 +    int  rem, len;
 377 +    int  id = (int)file->private_data;
 378 +    char *p = led_data[id].sts_buf;
 379 +
 380 +    len = strlen(p);
 381 +    rem = len - *fpos;
 382 +    if ( rem <= 0 )  {
 383 +       *fpos = len;
 384 +       return 0;
 385 +    }
 386 +    if ( rem > count )   rem = count;
 387 +    memcpy(buf, p+(*fpos), rem);
 388 +    *fpos += rem;
 389 +    return rem;
 390 +}
 391 +
 392 +static long led_write(struct file *file, char *buf, size_t count, loff_t *fpos)
 393 +{
 394 +    int  len;
 395 +    int  id = (int)file->private_data;
 396 +    char *p = id == REG_MINOR ? cmd_buf : led_data[id].sts_buf;
 397 +    memset(p, 0, BUF_LEN);
 398 +
 399 +    p += *fpos;
 400 +    len = 0;
 401 +
 402 +
 403 +    while ( count > 0 )
 404 +       {
 405 +
 406 +       if ( *fpos < BUF_LEN )
 407 +               {
 408 +           int c = *buf++;
 409 +            p[len] = c>='a' && c<='z' ? c-'a'+'A' : c;
 410 +        }
 411 +       (*fpos)++;
 412 +           len++;
 413 +       count--;
 414 +    }
 415 +       // sam
 416 +    set_led_status_by_str(id);
 417 +       (*fpos) = 0;
 418 +       //
 419 +
 420 +    return len;
 421 +}
 422 +
 423 +static int led_flush(struct file *file)
 424 +{
 425 +    int  id = (int)file->private_data;
 426 +
 427 +    if ( file->f_mode & FMODE_WRITE )
 428 +       {
 429 +       set_led_status_by_str(id);
 430 +       }
 431 +    return 0;
 432 +}
 433 +
 434 +static struct file_operations led_fops = {
 435 +    read:      led_read,
 436 +    write:     led_write,
 437 +    flush:     led_flush,
 438 +    ioctl:     led_ioctl,
 439 +    open:      led_open,
 440 +};
 441 +
 442 +//----------------------------------------------
 443 +static unsigned long *reg_addr;
 444 +static int  dump_len;
 445 +
 446 +static int dump_content(char *buf)
 447 +{
 448 +    return 0;
 449 +}
 450 +
 451 +static long gpio_read(struct file *file, char *buf, size_t count, loff_t *fpos)
 452 +{
 453 +    int  rem, len;
 454 +    int  id = (int)file->private_data;
 455 +    char temp[80*10];
 456 +    unsigned long gpio_regval =0;
 457 +
 458 +       outl(GPIO_VAL, 0xcf8);
 459 +    gpio_regval = inl(0xcfc);
 460 +       gpio_regval |= 0x40;
 461 +       outl(gpio_regval, 0xcfc);   // each in, need out 1 first
 462 +       gpio_regval = inl(0xcfc);
 463 +
 464 +
 465 +    // sam debug
 466 +    //printk(KERN_ERR "gpio_id:%d, gpio_regval:%08X\n", id, gpio_regval);
 467 +    //end sam
 468 +
 469 +    if ( id < GPIO_DEV_NUM )  {
 470 +        int  gpio_bit = 1 << id;
 471 +
 472 +        len = sprintf(temp, "%d\n", (gpio_regval & gpio_bit) ? 1 : 0);
 473 +    }
 474 +    else   // REG device
 475 +        len = dump_content(temp);
 476 +    rem = len - *fpos;
 477 +    if ( rem <= 0 )  {
 478 +       *fpos = len;
 479 +       return 0;
 480 +    }
 481 +    if ( rem > count )   rem = count;
 482 +    memcpy(buf, temp+(*fpos), rem);
 483 +    *fpos += rem;
 484 +    return rem;
 485 +}
 486 +
 487 +static int gpio_flush(struct file *file)
 488 +{
 489 +    return 0;
 490 +}
 491 +
 492 +static int gpio_open(struct inode *inode, struct file *file)
 493 +{
 494 +    int id = MINOR(inode->i_rdev);
 495 +    if ( id >= GPIO_DEV_NUM && id != REG_MINOR )
 496 +        return -ENODEV;
 497 +    file->private_data = (void*)id;
 498 +    return 0;
 499 +}
 500 +
 501 +static struct file_operations gpio_fops = {
 502 +    read:      gpio_read,
 503 +    open:      gpio_open,
 504 +    flush:     gpio_flush,
 505 +    write:     led_write,
 506 +};
 507 +
 508 +// ---------------------------------------------
 509 +//  sam 1-30-2004 LAN_STATUS Device
 510 +
 511 +//static unsigned long *reg_addr;
 512 +//static int  dump_len;
 513 +
 514 +//static int lanSt_content(char *buf)
 515 +//{
 516 +//    int  i, j, len;
 517 +//    unsigned long *p = (unsigned long *)0xb2000014;  // PHY_ST
 518 +// //    j = dump_len/4 + ((dump_len&3) ? 1 : 0);
 519 +//    len = sprintf(buf, "Reg Addr = %08lX,  Value = \n", (unsigned long)p);
 520 +// //    for ( i = 0 ; i < j ; i++, p++ )
 521 +//    len += sprintf(buf+len,"%08lX\n", *p);
 522 +
 523 +//    return len;
 524 +//}
 525 +
 526 +#define MAC_IOBASE 0xe800 // Eth0
 527 +#define PHY_ADDR   1      // For Eth0
 528 +#define MII_STATUS_ADDR 1
 529 +// where "id" value means which bit of PHY reg 1 we want to check
 530 +static long lanSt_read(struct file *file, char *buf, size_t count, loff_t *fpos)
 531 +{
 532 +    int  rem, len;
 533 +//  unsigned long *p = (unsigned long *)0xb2000014;  // PHY_ST
 534 +    unsigned short status;
 535 +    unsigned int   i = 0;
 536 +    int  id = (int)file->private_data;
 537 +    char temp[80*10];
 538 +
 539 +    outw(0x2000 + MII_STATUS_ADDR + (PHY_ADDR << 8), MAC_IOBASE + 0x20);
 540 +    do{}while( (i++ < 2048) && (inw(MAC_IOBASE+0x20) & 0x2000) );
 541 +
 542 +    status = inw(MAC_IOBASE + 0x24);
 543 +
 544 +    // sam debug
 545 +    //printk(KERN_ERR "PHY REG1 Status:%04x\n", status );
 546 +    // end sam
 547 +
 548 +    if ( id < LAN_DEV_NUM )  {
 549 +        unsigned long lanSt_bit = 1 << id;
 550 +//        len = lanSt_content(temp);
 551 +        len = sprintf(temp, "%d\n",(status & lanSt_bit) ? 1 : 0);
 552 +    }
 553 +    else   // REG device
 554 +    {
 555 +        len = sprintf(temp, "-1\n");
 556 +    }
 557 +    rem = len - *fpos;
 558 +    if ( rem <= 0 )  {
 559 +       *fpos = len;
 560 +       return 0;
 561 +    }
 562 +    if ( rem > count )   rem = count;
 563 +    memcpy(buf, temp+(*fpos), rem);
 564 +    *fpos += rem;
 565 +    return rem;
 566 +}
 567 +
 568 +static int lanSt_flush(struct file *file)
 569 +{
 570 +    return 0;
 571 +}
 572 +
 573 +static int lanSt_open(struct inode *inode, struct file *file)
 574 +{
 575 +    int id = MINOR(inode->i_rdev);
 576 +    if ( id >= LAN_DEV_NUM && id != REG_MINOR )
 577 +        return -ENODEV;
 578 +    file->private_data = (void*)id;
 579 +    return 0;
 580 +}
 581 +
 582 +static struct file_operations lanSt_fops = {
 583 +    read:      lanSt_read,
 584 +    open:      lanSt_open,
 585 +    flush:     lanSt_flush,
 586 +    write:     led_write,
 587 +};
 588 +
 589 +//----------------------------------------------
 590 +static int SwResetPress = 0;
 591 +static int SwResetCounter = 0;
 592 +static int RebootFlag = 0;
 593 +static void watchdog_wrapper(unsigned int period)
 594 +{
 595 +       // { RexHua add for restore default, by press SwReset 5 second, 2 sec to restart
 596 +#if 0          //
 597 +       u_long reg;
 598 +
 599 +       outl(GPIO_VAL, 0xcf8);
 600 +       reg = inl(0xcfc);
 601 +       reg |= 0x40;
 602 +       outl(reg, 0xcfc);       // each in, need out 1 first
 603 +       reg = inl(0xcfc);
 604 +
 605 +       if( (reg & 0x40) == 0)
 606 +       {
 607 +               if(SwResetPress == 0)
 608 +               {
 609 +                       SwResetCounter=0;
 610 +                       strcpy(led_data[15].sts_buf, "LED BLINK 500\n" );
 611 +                       set_led_status_by_str(15);
 612 +               }
 613 +               SwResetPress=1;
 614 +               printk("SwReset press!\n");
 615 +
 616 +    }
 617 +    else
 618 +       {
 619 +               if(SwResetPress=1)
 620 +               {
 621 +                       strcpy(led_data[15].sts_buf, "LED ON\n" );
 622 +               set_led_status_by_str(15);
 623 +               }
 624 +
 625 +               SwResetPress=0;
 626 +               if(RebootFlag == 1)
 627 +                       machine_restart(0);
 628 +       }
 629 +
 630 +       if(SwResetPress == 1)
 631 +       {
 632 +               if(SwResetCounter > 10)
 633 +               {
 634 +                       turn_led(15, 0);
 635 +//                     kernel_thread(reset_flash_default, 1, SIGCHLD);
 636 +                       reset_flash_default(1);
 637 +                       turn_led(15, 1);
 638 +               }
 639 +               else if(SwResetCounter == 3)
 640 +               {
 641 +                       RebootFlag=1;
 642 +                       strcpy(led_data[15].sts_buf, "LED BLINK 100\n" );
 643 +                       set_led_status_by_str(15);
 644 +               }
 645 +       }
 646 +
 647 +       SwResetCounter++;
 648 +#endif
 649 +
 650 +       // clear timer count
 651 +       outl(0x80003844, 0xcf8);
 652 +       outl(0x00800080, 0xcfc); // enable watchdog and set the timeout = 1.34s
 653 +    //printk(KERN_ERR "wdt\n" );
 654 +       watchdog.expires = jiffies + (period * HZ / 1000);
 655 +       add_timer(&watchdog);
 656 +}
 657 +
 658 +//----------------------------------------------
 659 +static int init_status;
 660 +
 661 +#define INIT_REGION            0x01
 662 +#define INIT_LED_REGISTER      0x02
 663 +#define INIT_LED_PROC_READ     0x04
 664 +#define INIT_GPIO_REGISTER     0x08
 665 +// sam 1-30-2004 LAN_STATUS
 666 +#define INIT_LAN_STATUS_REGISTER 0x10
 667 +#define INIT_WATCHDOG_REGISTER 0x20
 668 +
 669 +static void led_exit(void)
 670 +{
 671 +    int id;
 672 +    for ( id = 0 ; id < LED_DEV_NUM ; id++ )  {
 673 +        del_timer(&blink_timer[id]);
 674 +        turn_led(id, 0);
 675 +    }
 676 +    if ( init_status & INIT_LED_PROC_READ )
 677 +       remove_proc_entry("driver/led", NULL);
 678 +
 679 +    if ( init_status & INIT_LED_REGISTER )
 680 +       unregister_chrdev(LED_MAJOR, "led");
 681 +
 682 +    if ( init_status & INIT_GPIO_REGISTER )
 683 +       unregister_chrdev(GPIO_MAJOR, "gpio");
 684 +    // sam 1-30-2004
 685 +
 686 +    if( init_status & INIT_LAN_STATUS_REGISTER )
 687 +      unregister_chrdev(LAN_STATUS_MAJOR, "lanSt");
 688 +
 689 +    if( init_status & INIT_WATCHDOG_REGISTER)
 690 +       del_timer(&watchdog);
 691 +
 692 +
 693 +    // end sam
 694 +
 695 +}
 696 +
 697 +static int __init led_init(void)
 698 +{
 699 +    int result, id, i, j;
 700 +    unsigned long reg;
 701 +    init_status = 0;
 702 +
 703 +  //----- register device (LED)-------------------------
 704 +
 705 +
 706 +    result = register_chrdev(LED_MAJOR, "led", &led_fops);
 707 +    if ( result < 0 )   {
 708 +       printk(KERN_ERR "led: can't register char device\n" );
 709 +       led_exit();
 710 +       return result;
 711 +    }
 712 +    init_status |= INIT_LED_REGISTER;
 713 +  //----- register device (GPIO)-------------------------
 714 +    result = register_chrdev(GPIO_MAJOR, "gpio", &gpio_fops);
 715 +    if ( result < 0 )   {
 716 +       printk(KERN_ERR "gpio: can't register char device\n" );
 717 +       led_exit();
 718 +       return result;
 719 +    }
 720 +    init_status |= INIT_GPIO_REGISTER;
 721 +
 722 +  // sam 1-30-2004 LAN Status
 723 +  // ----- register device (LAN_STATUS)-------------------
 724 +
 725 +  //--> sam 5-1802995
 726 +
 727 +    result = register_chrdev(LAN_STATUS_MAJOR, "lanSt", &lanSt_fops);
 728 +    if ( result < 0 )   {
 729 +       printk(KERN_ERR "lanSt: can't register char device\n" );
 730 +       led_exit();
 731 +       return result;
 732 +    }
 733 +    init_status |= INIT_LAN_STATUS_REGISTER;
 734 +
 735 +  // <-- end sam
 736 +
 737 + // -----------init watchdog timer-------------------------
 738 +        //del_timer(&blink_timer[id]);
 739 +
 740 +    outl(0x80003840, 0xcf8);
 741 +    reg = inl(0xcfc);
 742 +    reg |= 0x1600;         // ensable SRC bit
 743 +    outl(reg, 0xcfc);
 744 +#ifdef _ROUTER_
 745 +    outl(0x80003848, 0xcf8);
 746 +    reg = inl(0xcfc);
 747 +    reg |= 0x18040;            // enable GPIO, PowerLED:15, WLAN_LED0:16, SwReset:6
 748 +    outl(reg, 0xcfc);
 749 +
 750 +    outl(0x8000384c, 0xcf8);
 751 +    reg = inl(0xcfc);
 752 +    reg |= 0x40;               // output SwReset:6 1, Set SwReset as Input
 753 +    outl(reg, 0xcfc);
 754 +#endif
 755 +    // sam debug
 756 +    //reg = inl(0xcfc);
 757 +    //printk(KERN_ERR "REG40:%08X\n", reg);
 758 +    // end sam
 759 +    outl(0x80003844, 0xcf8);
 760 +    outl(0x00800080, 0xcfc); // enable watchdog and set the timeout = 1.34s
 761 +
 762 +    watchdog.function = watchdog_wrapper;
 763 +    watchdog.data = WATCHDOG_PERIOD;
 764 +    init_timer(&watchdog);
 765 +    watchdog.expires = jiffies + (WATCHDOG_PERIOD * HZ / 1000);
 766 +    add_timer(&watchdog);
 767 +    init_status |= INIT_WATCHDOG_REGISTER;
 768 +
 769 + // end sam
 770 + //------ read proc -------------------
 771 +    if ( !create_proc_read_entry("driver/led", 0, 0, led_read_proc, NULL) )  {
 772 +       printk(KERN_ERR "led: can't create /proc/driver/led\n");
 773 +       led_exit();
 774 +       return -ENOMEM;
 775 +    }
 776 +    init_status |= INIT_LED_PROC_READ;
 777 +  //------------------------------
 778 +//    reg_addr = (unsigned long *)0xB4000000;
 779 +//    dump_len = 4;
 780 +
 781 +    for ( id = 0 ; id < LED_DEV_NUM ; id++ )  {
 782 +       strcpy(led_data[id].sts_buf, "LED ON\n" );
 783 +       set_led_status_by_str(id);
 784 +    }
 785 +
 786 +//    for (i = 0; i < 0xffff; i++)
 787 +//         for (j = 0; j < 0x6000; j++);
 788 +
 789 +/* sam 5-18-2005 remark
 790 +    for ( id = 0 ; id < LED_DEV_NUM ; id++ )  {
 791 +        strcpy(led_data[id].sts_buf, "LED ON\n" );
 792 +        set_led_status_by_str(id);
 793 +    }
 794 +*/
 795 +    printk(KERN_INFO "LED & GPIO & LAN Status Driver LED_VERSION \n");
 796 +    return 0;
 797 +}
 798 +
 799 +module_init(led_init);
 800 +module_exit(led_exit);
 801 +EXPORT_NO_SYMBOLS;
 802 diff -urN linux-2.6.19/arch/i386/mach-rdc/led.h linux-2.6.19.new/arch/i386/mach-rdc/led.h
 803 --- linux-2.6.19/arch/i386/mach-rdc/led.h       1970-01-01 01:00:00.000000000 +0100
 804 +++ linux-2.6.19.new/arch/i386/mach-rdc/led.h   2006-12-17 17:13:33.000000000 +0100
 805 @@ -0,0 +1,32 @@
 806 +#ifndef _LED_H_INCLUDED
 807 +#define _LED_H_INCLUDED
 808 +
 809 +#include <linux/autoconf.h>
 810 +
 811 +#define LED_VERSION            "v1.0"
 812 +#define LED_MAJOR              166
 813 +#define LED_DEV_NUM            32
 814 +#define LED_GPIO_START         1
 815 +#define GPIO_MAJOR             167
 816 +#define GPIO_DEV_NUM           32
 817 +#define REG_MINOR              128
 818 +// sam 1-30-2004 for LAN_STATUS
 819 +#define LAN_STATUS_MAJOR       168
 820 +#define LAN_DEV_NUM            5
 821 +// end sam
 822 +
 823 +//#define GPIO_IO_BASE        0xB4002480
 824 +//#define GPIO_IO_BASE        ((unsigned long)0xb20000b8)
 825 +//#define GPIO_IO_EXTENT               0x40
 826 +
 827 +#define LED_ON              0x010000
 828 +#define LED_OFF             0x020000
 829 +#define LED_BLINK_CMD       0x030000
 830 +#define LED_BLINK_PERIOD    0x00FFFF
 831 +#define LED_BLINK           (LED_BLINK_CMD|1000)
 832 +#define LED_BLINK_FAST      (LED_BLINK_CMD|250)
 833 +#define LED_BLINK_SLOW      (LED_BLINK_CMD|500)
 834 +#define LED_BLINK_EXTRA_SLOW    (LED_BLINK_CMD|2000)
 835 +#define LED_BLINK_RANDOM    (LED_BLINK_CMD|0xffff)
 836 +
 837 +#endif