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

   1 diff -urN linux-2.6.17/arch/i386/Kconfig linux-2.6.17.new/arch/i386/Kconfig
   2 --- linux-2.6.17/arch/i386/Kconfig      2006-06-18 03:49:35.000000000 +0200
   3 +++ linux-2.6.17.new/arch/i386/Kconfig  2006-10-07 22:33:09.000000000 +0200
   4 @@ -167,6 +167,14 @@
   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 sustems. Say 'Y' here if ther 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-2.6.17/arch/i386/kernel/time.c linux-2.6.17.new/arch/i386/kernel/time.c
  20 --- linux-2.6.17/arch/i386/kernel/time.c        2006-06-18 03:49:35.000000000 +0200
  21 +++ linux-2.6.17.new/arch/i386/kernel/time.c    2006-10-07 22:23:05.000000000 +0200
  22 @@ -479,7 +479,8 @@
  23                 return;
  24         }
  25  #endif
  26 -       xtime.tv_sec = get_cmos_time();
  27 +       /* RDC board does not have CMOS */
  28 +       xtime.tv_sec = 0;
  29         xtime.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ);
  30         set_normalized_timespec(&wall_to_monotonic,
  31                 -xtime.tv_sec, -xtime.tv_nsec);
  32 diff -urN linux-2.6.17/arch/i386/mach-rdc/led.c linux-2.6.17.new/arch/i386/mach-rdc/led.c
  33 --- linux-2.6.17/arch/i386/mach-rdc/led.c       1970-01-01 01:00:00.000000000 +0100
  34 +++ linux-2.6.17.new/arch/i386/mach-rdc/led.c   2006-10-07 23:55:59.000000000 +0200
  35 @@ -0,0 +1,743 @@
  36 +/*
  37 + * LED interface for WP3200
  38 + *
  39 + * Copyright (C) 2002, by Allen Hung
  40 + *
  41 + */
  42 +
  43 +#include <linux/types.h>
  44 +#include <linux/errno.h>
  45 +#include <linux/ioport.h>
  46 +#include <linux/fcntl.h>
  47 +#include <linux/sched.h>
  48 +#include <linux/module.h>
  49 +#include <linux/proc_fs.h>
  50 +#include <linux/init.h>
  51 +#include <linux/timer.h>
  52 +#include <asm/io.h>
  53 +#include <asm/uaccess.h>
  54 +#include <asm/system.h>
  55 +#include <linux/reboot.h>
  56 +
  57 +#include "led.h"
  58 +
  59 +#define BUF_LEN                30
  60 +
  61 +struct LED_DATA  {
  62 +    char sts_buf[BUF_LEN+1];
  63 +    unsigned long sts;
  64 +};
  65 +
  66 +struct LED_DATA led_data[LED_DEV_NUM];
  67 +// sam
  68 +unsigned long ul_ledstat = 0xffffffff;
  69 +
  70 +
  71 +static struct timer_list blink_timer[LED_DEV_NUM];
  72 +// sam 01-30-2004 for watchdog
  73 +static struct timer_list watchdog;
  74 +// end sam
  75 +static char cmd_buf[BUF_LEN+1];
  76 +
  77 +//------------------------------------------------------------
  78 +static long atoh(char *p)
  79 +{
  80 +    long v = 0, c;
  81 +    while ( (c = *p++) )  {
  82 +        if      ( c >= '0' && c <= '9' )  v = (v << 4) + c - '0';
  83 +        else if ( c >= 'a' && c <= 'f' )  v = (v << 4) + c - 'a' + 0xA;
  84 +        else if ( c >= 'A' && c <= 'F' )  v = (v << 4) + c - 'A' + 0xA;
  85 +        else  break;
  86 +    }
  87 +    return v;
  88 +}
  89 +
  90 +static int reset_flash_default(void *data)
  91 +{
  92 +       char *argv[3], *envp[1] = {NULL};
  93 +       int i = 0;
  94 +
  95 +       int reset_default=(int) data;
  96 +
  97 +       argv[i++] = "/bin/flash";
  98 +    argv[i++] = "default";
  99 +       argv[i] = NULL;
 100 +    if(reset_default)
 101 +               if (call_usermodehelper(argv[0], argv, envp, 1))
 102 +               printk("failed to Reset to default\n");
 103 +       machine_restart(0);
 104 +       return 0;
 105 +}
 106 +
 107 +// sam for ps 3205U -- using CSx1 (0xb0e00000)
 108 +// bit map as following
 109 +// BIT   1      2      3      4      5
 110 +//     POWER  WLEN   PORT1  PORT2  PORT3
 111 +//
 112 +// value 0 --> led on
 113 +// value 1 --> led off
 114 +
 115 +#define _ROUTER_
 116 +
 117 +#ifdef _ROUTER_
 118 +       #define LED_VAL         0x8000384C    // the data ofset of gpio 0~30
 119 +#else
 120 +       #define LED_VAL         0x80003888    // the ofset of gpio 31~58
 121 +#endif
 122 +#define GPIO_VAL       0x8000384C    // the offset of gpio 0-30
 123 +
 124 +
 125 +
 126 +// sam 1-30-2004 LED status
 127 +// bit map as following
 128 +// BIT 4:0  Link status   -->PHY Link ->1 = up, 0 = down
 129 +#define LINK_STATUS     (*(unsigned long *)0xb2000014)
 130 +#define WATCHDOG_VAL    (*(unsigned long *)0xb20000c0)
 131 +#define WATCHDOG_PERIOD 500 // unit ms
 132 +#define EXPIRE_TIME     300 // unit 10 ms
 133 +#define CLEAR_TIMEER    0xffffa000l  // bit 14:0 -> count up timer, write 0 to clear
 134 +#define ENABLE_WATCHDOG 0x80000000l  // bit 31 -> 1 enable , 0 disable watchdog
 135 +#define WATCHDOG_SET_TMR_SHIFT 16    // bit 16:30 -> watchdog timer set
 136 +// end sam
 137 +
 138 +
 139 +//------------------------------------------------------------
 140 +static void turn_led(int id, int on)
 141 +{
 142 +    unsigned long led_bit = 1 << (id);
 143 +    unsigned long led_bit_val;
 144 +
 145 +    // since we define we have 8 led devices and use gpio 53, 55, 57, 58
 146 +    // which locate at bit21~26, so we  rotate left 20bit
 147 +
 148 +#ifdef _ROUTER_
 149 +    led_bit_val = led_bit;
 150 +#else
 151 +    led_bit_val = led_bit << 20;
 152 +#endif
 153 +
 154 +    switch ( on ) {
 155 +      case 0:
 156 +                       ul_ledstat|=  led_bit_val;
 157 +                       outl(LED_VAL, 0xcf8);
 158 +                       outl(ul_ledstat, 0xcfc);
 159 +               break; // LED OFF
 160 +      case 1:
 161 +                       ul_ledstat &= ~led_bit_val;
 162 +                       outl(LED_VAL, 0xcf8);
 163 +                       outl(ul_ledstat, 0xcfc);
 164 +               break; // LED ON
 165 +      case 2:
 166 +                       ul_ledstat ^=  led_bit_val;
 167 +                       outl(LED_VAL, 0xcf8);
 168 +                       outl(ul_ledstat, 0xcfc);
 169 +               break; // LED inverse
 170 +    }
 171 +}
 172 +
 173 +
 174 +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
 175 +static unsigned int    wlan_counter;    //Erwin
 176 +static void blink_wrapper(u_long id)
 177 +{
 178 +    u_long sts = led_data[id].sts;
 179 +
 180 +    if ( (sts & LED_BLINK_CMD) == LED_BLINK_CMD )  {
 181 +       unsigned long period = sts & LED_BLINK_PERIOD;
 182 +       if(period == 0xffff)            // BLINK random
 183 +       {
 184 +               blink_timer[id].expires = jiffies + 3*led_flash[wlan_counter%30]*HZ/1000;
 185 +               wlan_counter++;
 186 +       }
 187 +       else
 188 +               blink_timer[id].expires = jiffies + (period * HZ / 1000);
 189 +       turn_led(id, 2);
 190 +       add_timer(&blink_timer[id]);
 191 +    }
 192 +    else if ( sts == LED_ON || sts == LED_OFF )
 193 +       turn_led(id, sts==LED_ON ? 1 : 0);
 194 +}
 195 +//------------------------------------------------------------
 196 +static void get_token_str(char *str, char token[][21], int token_num)
 197 +{
 198 +    int t, i;
 199 +
 200 +    for ( t = 0 ; t < token_num ; t++ )  {
 201 +       memset(token[t], 0, 21);
 202 +       while ( *str == ' ' )  str++;
 203 +       for ( i = 0 ; str[i] ; i++ )  {
 204 +           if ( str[i] == '\t' || str[i] == ' ' || str[i] == '\n' )  break;
 205 +           if ( i < 20 )  token[t][i] = str[i];
 206 +       }
 207 +       str += i;
 208 +    }
 209 +}
 210 +
 211 +//------------------------------------------------------------
 212 +static void set_led_status_by_str(int id)
 213 +{
 214 +    char token[3][21], *p;
 215 +
 216 +
 217 +    get_token_str(led_data[id].sts_buf, token, 3);
 218 +
 219 +    if ( strcmp(token[0], "LED") )
 220 +       {
 221 +        goto set_led_off;
 222 +       }
 223 +    if ( !strcmp(token[1], "ON") )
 224 +       {
 225 +
 226 +       turn_led(id, 1);
 227 +       led_data[id].sts = LED_ON;
 228 +    }
 229 +    else if ( !strcmp(token[1], "OFF") )
 230 +       {
 231 +
 232 +           goto set_led_off;
 233 +    }
 234 +    else if ( !strcmp(token[1], "BLINK") )
 235 +       {
 236 +       unsigned int period = 0;
 237 +       p = token[2];
 238 +       if ( !strcmp(p, "FAST") )
 239 +           period = LED_BLINK_FAST & LED_BLINK_PERIOD;
 240 +       else if ( !strcmp(p, "SLOW") )
 241 +           period = LED_BLINK_SLOW & LED_BLINK_PERIOD;
 242 +       else if ( !strcmp(p, "EXTRA_SLOW") )
 243 +           period = LED_BLINK_EXTRA_SLOW & LED_BLINK_PERIOD;
 244 +       else if ( !strcmp(p, "RANDOM") )
 245 +           period = LED_BLINK_RANDOM & LED_BLINK_PERIOD;
 246 +       else if ( !strcmp(p, "OFF") )
 247 +           goto set_led_off;
 248 +       else if ( *p >= '0' && *p <= '9' )
 249 +       {
 250 +               while ( *p >= '0' && *p <= '9' )
 251 +               period = period * 10 + (*p++) - '0';
 252 +//             if ( period > 10000 )
 253 +//                     period = 10000;
 254 +       }
 255 +       else
 256 +               period = LED_BLINK & LED_BLINK_PERIOD;
 257 +
 258 +       if ( period == 0 )
 259 +           goto set_led_off;
 260 +
 261 +       sprintf(led_data[id].sts_buf, "LED BLINK %d\n", period);
 262 +       led_data[id].sts = LED_BLINK_CMD + period;
 263 +       turn_led(id, 2);
 264 +     // Set timer for next blink
 265 +       del_timer(&blink_timer[id]);
 266 +        blink_timer[id].function = blink_wrapper;
 267 +        blink_timer[id].data = id;
 268 +        init_timer(&blink_timer[id]);
 269 +
 270 +       blink_timer[id].expires = jiffies + (1000 * HZ / 1000);
 271 +
 272 +       add_timer(&blink_timer[id]);
 273 +    }
 274 +    else
 275 +       {
 276 +        goto set_led_off;
 277 +       }
 278 +    return;
 279 +  set_led_off:
 280 +    strcpy(led_data[id].sts_buf, "LED OFF\n");
 281 +    led_data[id].sts = LED_OFF;
 282 +    turn_led(id, 0);
 283 +}
 284 +
 285 +//----------------------------------------------------------------------
 286 +static int led_read_proc(char *buf, char **start, off_t fpos, int length, int *eof, void *data)
 287 +{
 288 +    int len, dev;
 289 +
 290 +    for ( len = dev = 0 ; dev < LED_DEV_NUM ; dev++ )  {
 291 +       len += sprintf(buf+len, "%d: %s", dev, led_data[dev].sts_buf);
 292 +    }
 293 +    len = strlen(buf) - fpos;
 294 +    if ( len <= 0 ) {
 295 +       *start = buf;
 296 +       *eof = 1;
 297 +       return 0;
 298 +    }
 299 +    *start = buf + fpos;
 300 +    if ( len <= length )   *eof = 1;
 301 +    return len < length ? len : length;
 302 +}
 303 +
 304 +//----------------------------------------------------------------------
 305 +static int led_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
 306 +{
 307 +    int id = (int)file->private_data;
 308 +
 309 +    switch ( cmd )  {
 310 +      case LED_ON:
 311 +       strcpy(led_data[id].sts_buf, "LED ON\n");
 312 +       set_led_status_by_str(id);
 313 +       break;
 314 +      case LED_OFF:
 315 +       strcpy(led_data[id].sts_buf, "LED OFF\n");
 316 +       set_led_status_by_str(id);
 317 +       break;
 318 +      default:
 319 +        if ( (cmd & LED_BLINK_CMD) != LED_BLINK_CMD )
 320 +               {
 321 +           break;
 322 +               }
 323 +      case LED_BLINK:
 324 +      case LED_BLINK_FAST:
 325 +      case LED_BLINK_SLOW:
 326 +      case LED_BLINK_EXTRA_SLOW:
 327 +      case LED_BLINK_RANDOM:
 328 +        sprintf(led_data[id].sts_buf, "LED BLINK %d\n", (int)(cmd & LED_BLINK_PERIOD));
 329 +       set_led_status_by_str(id);
 330 +       break;
 331 +    }
 332 +    return 0;
 333 +}
 334 +
 335 +static int led_open(struct inode *inode, struct file *file)
 336 +{
 337 +    int led_id = MINOR(inode->i_rdev);
 338 +//    unsigned long led_bit = 1 << (led_id);
 339 +
 340 +    if ( led_id >= LED_DEV_NUM )
 341 +        return -ENODEV;
 342 +/* sam 12/02/2003
 343 +    GPIO_SEL_I_O &= ~led_bit;   // 0 to GPIO
 344 +    GPIO_O_EN |= (led_bit << 16);   // 0 to Output
 345 +*/
 346 +
 347 +    file->private_data = (void*)led_id;
 348 +    return 0;
 349 +}
 350 +
 351 +static long led_read(struct file *file, char *buf, size_t count, loff_t *fpos)
 352 +{
 353 +    int  rem, len;
 354 +    int  id = (int)file->private_data;
 355 +    char *p = led_data[id].sts_buf;
 356 +
 357 +    len = strlen(p);
 358 +    rem = len - *fpos;
 359 +    if ( rem <= 0 )  {
 360 +       *fpos = len;
 361 +       return 0;
 362 +    }
 363 +    if ( rem > count )   rem = count;
 364 +    memcpy(buf, p+(*fpos), rem);
 365 +    *fpos += rem;
 366 +    return rem;
 367 +}
 368 +
 369 +static long led_write(struct file *file, char *buf, size_t count, loff_t *fpos)
 370 +{
 371 +    int  len;
 372 +    int  id = (int)file->private_data;
 373 +    char *p = id == REG_MINOR ? cmd_buf : led_data[id].sts_buf;
 374 +    memset(p, 0, BUF_LEN);
 375 +
 376 +    p += *fpos;
 377 +    len = 0;
 378 +
 379 +
 380 +    while ( count > 0 )
 381 +       {
 382 +
 383 +       if ( *fpos < BUF_LEN )
 384 +               {
 385 +           int c = *buf++;
 386 +            p[len] = c>='a' && c<='z' ? c-'a'+'A' : c;
 387 +        }
 388 +       (*fpos)++;
 389 +           len++;
 390 +       count--;
 391 +    }
 392 +       // sam
 393 +    set_led_status_by_str(id);
 394 +       (*fpos) = 0;
 395 +       //
 396 +
 397 +    return len;
 398 +}
 399 +
 400 +static int led_flush(struct file *file)
 401 +{
 402 +    int  id = (int)file->private_data;
 403 +
 404 +    if ( file->f_mode & FMODE_WRITE )
 405 +       {
 406 +       set_led_status_by_str(id);
 407 +       }
 408 +    return 0;
 409 +}
 410 +
 411 +static struct file_operations led_fops = {
 412 +    read:      led_read,
 413 +    write:     led_write,
 414 +    flush:     led_flush,
 415 +    ioctl:     led_ioctl,
 416 +    open:      led_open,
 417 +};
 418 +
 419 +//----------------------------------------------
 420 +static unsigned long *reg_addr;
 421 +static int  dump_len;
 422 +
 423 +static int dump_content(char *buf)
 424 +{
 425 +    return 0;
 426 +}
 427 +
 428 +static long gpio_read(struct file *file, char *buf, size_t count, loff_t *fpos)
 429 +{
 430 +    int  rem, len;
 431 +    int  id = (int)file->private_data;
 432 +    char temp[80*10];
 433 +    unsigned long gpio_regval =0;
 434 +
 435 +       outl(GPIO_VAL, 0xcf8);
 436 +    gpio_regval = inl(0xcfc);
 437 +       gpio_regval |= 0x40;
 438 +       outl(gpio_regval, 0xcfc);   // each in, need out 1 first
 439 +       gpio_regval = inl(0xcfc);
 440 +
 441 +
 442 +    // sam debug
 443 +    //printk(KERN_ERR "gpio_id:%d, gpio_regval:%08X\n", id, gpio_regval);
 444 +    //end sam
 445 +
 446 +    if ( id < GPIO_DEV_NUM )  {
 447 +        int  gpio_bit = 1 << id;
 448 +
 449 +        len = sprintf(temp, "%d\n", (gpio_regval & gpio_bit) ? 1 : 0);
 450 +    }
 451 +    else   // REG device
 452 +        len = dump_content(temp);
 453 +    rem = len - *fpos;
 454 +    if ( rem <= 0 )  {
 455 +       *fpos = len;
 456 +       return 0;
 457 +    }
 458 +    if ( rem > count )   rem = count;
 459 +    memcpy(buf, temp+(*fpos), rem);
 460 +    *fpos += rem;
 461 +    return rem;
 462 +}
 463 +
 464 +static int gpio_flush(struct file *file)
 465 +{
 466 +    return 0;
 467 +}
 468 +
 469 +static int gpio_open(struct inode *inode, struct file *file)
 470 +{
 471 +    int id = MINOR(inode->i_rdev);
 472 +    if ( id >= GPIO_DEV_NUM && id != REG_MINOR )
 473 +        return -ENODEV;
 474 +    file->private_data = (void*)id;
 475 +    return 0;
 476 +}
 477 +
 478 +static struct file_operations gpio_fops = {
 479 +    read:      gpio_read,
 480 +    open:      gpio_open,
 481 +    flush:     gpio_flush,
 482 +    write:     led_write,
 483 +};
 484 +
 485 +// ---------------------------------------------
 486 +//  sam 1-30-2004 LAN_STATUS Device
 487 +
 488 +//static unsigned long *reg_addr;
 489 +//static int  dump_len;
 490 +
 491 +//static int lanSt_content(char *buf)
 492 +//{
 493 +//    int  i, j, len;
 494 +//    unsigned long *p = (unsigned long *)0xb2000014;  // PHY_ST
 495 +// //    j = dump_len/4 + ((dump_len&3) ? 1 : 0);
 496 +//    len = sprintf(buf, "Reg Addr = %08lX,  Value = \n", (unsigned long)p);
 497 +// //    for ( i = 0 ; i < j ; i++, p++ )
 498 +//    len += sprintf(buf+len,"%08lX\n", *p);
 499 +
 500 +//    return len;
 501 +//}
 502 +
 503 +#define MAC_IOBASE 0xe800 // Eth0
 504 +#define PHY_ADDR   1      // For Eth0
 505 +#define MII_STATUS_ADDR 1
 506 +// where "id" value means which bit of PHY reg 1 we want to check
 507 +static long lanSt_read(struct file *file, char *buf, size_t count, loff_t *fpos)
 508 +{
 509 +    int  rem, len;
 510 +//  unsigned long *p = (unsigned long *)0xb2000014;  // PHY_ST
 511 +    unsigned short status;
 512 +    unsigned int   i = 0;
 513 +    int  id = (int)file->private_data;
 514 +    char temp[80*10];
 515 +
 516 +    outw(0x2000 + MII_STATUS_ADDR + (PHY_ADDR << 8), MAC_IOBASE + 0x20);
 517 +    do{}while( (i++ < 2048) && (inw(MAC_IOBASE+0x20) & 0x2000) );
 518 +
 519 +    status = inw(MAC_IOBASE + 0x24);
 520 +
 521 +    // sam debug
 522 +    //printk(KERN_ERR "PHY REG1 Status:%04x\n", status );
 523 +    // end sam
 524 +
 525 +    if ( id < LAN_DEV_NUM )  {
 526 +        unsigned long lanSt_bit = 1 << id;
 527 +//        len = lanSt_content(temp);
 528 +        len = sprintf(temp, "%d\n",(status & lanSt_bit) ? 1 : 0);
 529 +    }
 530 +    else   // REG device
 531 +    {
 532 +        len = sprintf(temp, "-1\n");
 533 +    }
 534 +    rem = len - *fpos;
 535 +    if ( rem <= 0 )  {
 536 +       *fpos = len;
 537 +       return 0;
 538 +    }
 539 +    if ( rem > count )   rem = count;
 540 +    memcpy(buf, temp+(*fpos), rem);
 541 +    *fpos += rem;
 542 +    return rem;
 543 +}
 544 +
 545 +static int lanSt_flush(struct file *file)
 546 +{
 547 +    return 0;
 548 +}
 549 +
 550 +static int lanSt_open(struct inode *inode, struct file *file)
 551 +{
 552 +    int id = MINOR(inode->i_rdev);
 553 +    if ( id >= LAN_DEV_NUM && id != REG_MINOR )
 554 +        return -ENODEV;
 555 +    file->private_data = (void*)id;
 556 +    return 0;
 557 +}
 558 +
 559 +static struct file_operations lanSt_fops = {
 560 +    read:      lanSt_read,
 561 +    open:      lanSt_open,
 562 +    flush:     lanSt_flush,
 563 +    write:     led_write,
 564 +};
 565 +
 566 +//----------------------------------------------
 567 +static int SwResetPress = 0;
 568 +static int SwResetCounter = 0;
 569 +static int RebootFlag = 0;
 570 +static void watchdog_wrapper(unsigned int period)
 571 +{
 572 +       // { RexHua add for restore default, by press SwReset 5 second, 2 sec to restart
 573 +#if 0          //
 574 +       u_long reg;
 575 +
 576 +       outl(GPIO_VAL, 0xcf8);
 577 +       reg = inl(0xcfc);
 578 +       reg |= 0x40;
 579 +       outl(reg, 0xcfc);       // each in, need out 1 first
 580 +       reg = inl(0xcfc);
 581 +
 582 +       if( (reg & 0x40) == 0)
 583 +       {
 584 +               if(SwResetPress == 0)
 585 +               {
 586 +                       SwResetCounter=0;
 587 +                       strcpy(led_data[15].sts_buf, "LED BLINK 500\n" );
 588 +                       set_led_status_by_str(15);
 589 +               }
 590 +               SwResetPress=1;
 591 +               printk("SwReset press!\n");
 592 +
 593 +    }
 594 +    else
 595 +       {
 596 +               if(SwResetPress=1)
 597 +               {
 598 +                       strcpy(led_data[15].sts_buf, "LED ON\n" );
 599 +               set_led_status_by_str(15);
 600 +               }
 601 +
 602 +               SwResetPress=0;
 603 +               if(RebootFlag == 1)
 604 +                       machine_restart(0);
 605 +       }
 606 +
 607 +       if(SwResetPress == 1)
 608 +       {
 609 +               if(SwResetCounter > 10)
 610 +               {
 611 +                       turn_led(15, 0);
 612 +//                     kernel_thread(reset_flash_default, 1, SIGCHLD);
 613 +                       reset_flash_default(1);
 614 +                       turn_led(15, 1);
 615 +               }
 616 +               else if(SwResetCounter == 3)
 617 +               {
 618 +                       RebootFlag=1;
 619 +                       strcpy(led_data[15].sts_buf, "LED BLINK 100\n" );
 620 +                       set_led_status_by_str(15);
 621 +               }
 622 +       }
 623 +
 624 +       SwResetCounter++;
 625 +#endif
 626 +
 627 +       // clear timer count
 628 +       outl(0x80003844, 0xcf8);
 629 +       outl(0x00800080, 0xcfc); // enable watchdog and set the timeout = 1.34s
 630 +    //printk(KERN_ERR "wdt\n" );
 631 +       watchdog.expires = jiffies + (period * HZ / 1000);
 632 +       add_timer(&watchdog);
 633 +}
 634 +
 635 +//----------------------------------------------
 636 +static int init_status;
 637 +
 638 +#define INIT_REGION            0x01
 639 +#define INIT_LED_REGISTER      0x02
 640 +#define INIT_LED_PROC_READ     0x04
 641 +#define INIT_GPIO_REGISTER     0x08
 642 +// sam 1-30-2004 LAN_STATUS
 643 +#define INIT_LAN_STATUS_REGISTER 0x10
 644 +#define INIT_WATCHDOG_REGISTER 0x20
 645 +
 646 +static void led_exit(void)
 647 +{
 648 +    int id;
 649 +    for ( id = 0 ; id < LED_DEV_NUM ; id++ )  {
 650 +        del_timer(&blink_timer[id]);
 651 +        turn_led(id, 0);
 652 +    }
 653 +    if ( init_status & INIT_LED_PROC_READ )
 654 +       remove_proc_entry("driver/led", NULL);
 655 +
 656 +    if ( init_status & INIT_LED_REGISTER )
 657 +       unregister_chrdev(LED_MAJOR, "led");
 658 +
 659 +    if ( init_status & INIT_GPIO_REGISTER )
 660 +       unregister_chrdev(GPIO_MAJOR, "gpio");
 661 +    // sam 1-30-2004
 662 +
 663 +    if( init_status & INIT_LAN_STATUS_REGISTER )
 664 +      unregister_chrdev(LAN_STATUS_MAJOR, "lanSt");
 665 +
 666 +    if( init_status & INIT_WATCHDOG_REGISTER)
 667 +       del_timer(&watchdog);
 668 +
 669 +
 670 +    // end sam
 671 +
 672 +}
 673 +
 674 +static int __init led_init(void)
 675 +{
 676 +    int result, id, i, j;
 677 +    unsigned long reg;
 678 +    init_status = 0;
 679 +
 680 +  //----- register device (LED)-------------------------
 681 +
 682 +
 683 +    result = register_chrdev(LED_MAJOR, "led", &led_fops);
 684 +    if ( result < 0 )   {
 685 +       printk(KERN_ERR "led: can't register char device\n" );
 686 +       led_exit();
 687 +       return result;
 688 +    }
 689 +    init_status |= INIT_LED_REGISTER;
 690 +  //----- register device (GPIO)-------------------------
 691 +    result = register_chrdev(GPIO_MAJOR, "gpio", &gpio_fops);
 692 +    if ( result < 0 )   {
 693 +       printk(KERN_ERR "gpio: can't register char device\n" );
 694 +       led_exit();
 695 +       return result;
 696 +    }
 697 +    init_status |= INIT_GPIO_REGISTER;
 698 +
 699 +  // sam 1-30-2004 LAN Status
 700 +  // ----- register device (LAN_STATUS)-------------------
 701 +
 702 +  //--> sam 5-1802995
 703 +
 704 +    result = register_chrdev(LAN_STATUS_MAJOR, "lanSt", &lanSt_fops);
 705 +    if ( result < 0 )   {
 706 +       printk(KERN_ERR "lanSt: can't register char device\n" );
 707 +       led_exit();
 708 +       return result;
 709 +    }
 710 +    init_status |= INIT_LAN_STATUS_REGISTER;
 711 +
 712 +  // <-- end sam
 713 +
 714 + // -----------init watchdog timer-------------------------
 715 +        //del_timer(&blink_timer[id]);
 716 +
 717 +    outl(0x80003840, 0xcf8);
 718 +    reg = inl(0xcfc);
 719 +    reg |= 0x1600;         // ensable SRC bit
 720 +    outl(reg, 0xcfc);
 721 +#ifdef _ROUTER_
 722 +    outl(0x80003848, 0xcf8);
 723 +    reg = inl(0xcfc);
 724 +    reg |= 0x18040;            // enable GPIO, PowerLED:15, WLAN_LED0:16, SwReset:6
 725 +    outl(reg, 0xcfc);
 726 +
 727 +    outl(0x8000384c, 0xcf8);
 728 +    reg = inl(0xcfc);
 729 +    reg |= 0x40;               // output SwReset:6 1, Set SwReset as Input
 730 +    outl(reg, 0xcfc);
 731 +#endif
 732 +    // sam debug
 733 +    //reg = inl(0xcfc);
 734 +    //printk(KERN_ERR "REG40:%08X\n", reg);
 735 +    // end sam
 736 +    outl(0x80003844, 0xcf8);
 737 +    outl(0x00800080, 0xcfc); // enable watchdog and set the timeout = 1.34s
 738 +
 739 +    watchdog.function = watchdog_wrapper;
 740 +    watchdog.data = WATCHDOG_PERIOD;
 741 +    init_timer(&watchdog);
 742 +    watchdog.expires = jiffies + (WATCHDOG_PERIOD * HZ / 1000);
 743 +    add_timer(&watchdog);
 744 +    init_status |= INIT_WATCHDOG_REGISTER;
 745 +
 746 + // end sam
 747 + //------ read proc -------------------
 748 +    if ( !create_proc_read_entry("driver/led", 0, 0, led_read_proc, NULL) )  {
 749 +       printk(KERN_ERR "led: can't create /proc/driver/led\n");
 750 +       led_exit();
 751 +       return -ENOMEM;
 752 +    }
 753 +    init_status |= INIT_LED_PROC_READ;
 754 +  //------------------------------
 755 +//    reg_addr = (unsigned long *)0xB4000000;
 756 +//    dump_len = 4;
 757 +
 758 +    for ( id = 0 ; id < LED_DEV_NUM ; id++ )  {
 759 +       strcpy(led_data[id].sts_buf, "LED ON\n" );
 760 +       set_led_status_by_str(id);
 761 +    }
 762 +
 763 +//    for (i = 0; i < 0xffff; i++)
 764 +//         for (j = 0; j < 0x6000; j++);
 765 +
 766 +/* sam 5-18-2005 remark
 767 +    for ( id = 0 ; id < LED_DEV_NUM ; id++ )  {
 768 +        strcpy(led_data[id].sts_buf, "LED ON\n" );
 769 +        set_led_status_by_str(id);
 770 +    }
 771 +*/
 772 +    printk(KERN_INFO "LED & GPIO & LAN Status Driver LED_VERSION \n");
 773 +    return 0;
 774 +}
 775 +
 776 +module_init(led_init);
 777 +module_exit(led_exit);
 778 +EXPORT_NO_SYMBOLS;
 779 diff -urN linux-2.6.17/arch/i386/mach-rdc/led.h linux-2.6.17.new/arch/i386/mach-rdc/led.h
 780 --- linux-2.6.17/arch/i386/mach-rdc/led.h       1970-01-01 01:00:00.000000000 +0100
 781 +++ linux-2.6.17.new/arch/i386/mach-rdc/led.h   2006-10-07 22:28:32.000000000 +0200
 782 @@ -0,0 +1,32 @@
 783 +#ifndef _LED_H_INCLUDED
 784 +#define _LED_H_INCLUDED
 785 +
 786 +#include <linux/config.h>
 787 +
 788 +#define LED_VERSION            "v1.0"
 789 +#define LED_MAJOR              166
 790 +#define LED_DEV_NUM            32
 791 +#define LED_GPIO_START         1
 792 +#define GPIO_MAJOR             167
 793 +#define GPIO_DEV_NUM           32
 794 +#define REG_MINOR              128
 795 +// sam 1-30-2004 for LAN_STATUS
 796 +#define LAN_STATUS_MAJOR       168
 797 +#define LAN_DEV_NUM            5
 798 +// end sam
 799 +
 800 +//#define GPIO_IO_BASE        0xB4002480
 801 +//#define GPIO_IO_BASE        ((unsigned long)0xb20000b8)
 802 +//#define GPIO_IO_EXTENT               0x40
 803 +
 804 +#define LED_ON              0x010000
 805 +#define LED_OFF             0x020000
 806 +#define LED_BLINK_CMD       0x030000
 807 +#define LED_BLINK_PERIOD    0x00FFFF
 808 +#define LED_BLINK           (LED_BLINK_CMD|1000)
 809 +#define LED_BLINK_FAST      (LED_BLINK_CMD|250)
 810 +#define LED_BLINK_SLOW      (LED_BLINK_CMD|500)
 811 +#define LED_BLINK_EXTRA_SLOW    (LED_BLINK_CMD|2000)
 812 +#define LED_BLINK_RANDOM    (LED_BLINK_CMD|0xffff)
 813 +
 814 +#endif
 815 diff -urN linux-2.6.17/arch/i386/mach-rdc/Makefile linux-2.6.17.new/arch/i386/mach-rdc/Makefile
 816 --- linux-2.6.17/arch/i386/mach-rdc/Makefile    1970-01-01 01:00:00.000000000 +0100
 817 +++ linux-2.6.17.new/arch/i386/mach-rdc/Makefile        2006-10-07 22:31:19.000000000 +0200
 818 @@ -0,0 +1,5 @@
 819 +#
 820 +# Makefile for the linux kernel.
 821 +#
 822 +
 823 +obj-$(CONFIG_X86_RDC)        := led.o
 824 diff -urN linux-2.6.17/arch/i386/Makefile linux-2.6.17.new/arch/i386/Makefile
 825 --- linux-2.6.17/arch/i386/Makefile     2006-06-18 03:49:35.000000000 +0200
 826 +++ linux-2.6.17.new/arch/i386/Makefile 2006-10-07 23:56:13.000000000 +0200
 827 @@ -80,6 +80,10 @@
 828  mflags-$(CONFIG_X86_ES7000)    := -Iinclude/asm-i386/mach-es7000
 829  mcore-$(CONFIG_X86_ES7000)     := mach-default
 830  core-$(CONFIG_X86_ES7000)      := arch/i386/mach-es7000/
 831 +# RDC subarch support
 832 +mflags-$(CONFIG_X86_RDC)       := -Iinclude/asm-i386/mach-generic
 833 +mcore-$(CONFIG_X86_RDC)                := mach-default
 834 +core-$(CONFIG_X86_RDC)         := arch/i386/mach-rdc/
 835
 836  # default subarch .h files
 837  mflags-y += -Iinclude/asm-i386/mach-default
 838 diff -urN linux-2.6.17/arch/i386/mm/fault.c linux-2.6.17.new/arch/i386/mm/fault.c
 839 --- linux-2.6.17/arch/i386/mm/fault.c   2006-06-18 03:49:35.000000000 +0200
 840 +++ linux-2.6.17.new/arch/i386/mm/fault.c       2006-10-07 22:24:15.000000000 +0200
 841 @@ -551,6 +551,7 @@
 842         tsk->thread.cr2 = address;
 843         tsk->thread.trap_no = 14;
 844         tsk->thread.error_code = error_code;
 845 +       machine_restart(NULL); /* Added for RDC */
 846         die("Oops", regs, error_code);
 847         bust_spinlocks(0);
 848         do_exit(SIGKILL);
 849 @@ -566,6 +567,12 @@
 850                 down_read(&mm->mmap_sem);
 851                 goto survive;
 852         }
 853 +       /* RDC : Forcing processes to be niced */
 854 +       if (tsk->prio < 0) {
 855 +               printk("VM: niced process %s\n", tsk->comm);
 856 +               yield();
 857 +               goto survive;
 858 +       }
 859         printk("VM: killing process %s\n", tsk->comm);
 860         if (error_code & 4)
 861                 do_exit(SIGKILL);