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44419aed87
openwrt/target/linux/rdc-2.6/patches/000-rdc_fixes.patch
Florian Fainelli 44419aed87 Merge preliminary rdc-2.6 support (Airlink101 AR525W) 
SVN-Revision: 5138
2006-10-15 23:34:22 +00:00

862 lines
23 KiB
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diff -urN linux-2.6.17/arch/i386/Kconfig linux-2.6.17.new/arch/i386/Kconfig
--- linux-2.6.17/arch/i386/Kconfig 2006-06-18 03:49:35.000000000 +0200
+++ linux-2.6.17.new/arch/i386/Kconfig 2006-10-07 22:33:09.000000000 +0200
@@ -167,6 +167,14 @@
Only choose this option if you have such a system, otherwise you
should say N here.
+config X86_RDC
+ bool "Support for RDC 3211 boards"
+ help
+ Support for RDC 3211 sustems. Say 'Y' here if ther kernel is
+ supposed to run on an IA-32 RDC R3211 system.
+ Only choose this option if you have such as system, otherwise you
+ should say N here.
+
endchoice
config ACPI_SRAT
diff -urN linux-2.6.17/arch/i386/kernel/time.c linux-2.6.17.new/arch/i386/kernel/time.c
--- linux-2.6.17/arch/i386/kernel/time.c 2006-06-18 03:49:35.000000000 +0200
+++ linux-2.6.17.new/arch/i386/kernel/time.c 2006-10-07 22:23:05.000000000 +0200
@@ -479,7 +479,8 @@
return;
}
#endif
- xtime.tv_sec = get_cmos_time();
+ /* RDC board does not have CMOS */
+ xtime.tv_sec = 0;
xtime.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ);
set_normalized_timespec(&wall_to_monotonic,
-xtime.tv_sec, -xtime.tv_nsec);
diff -urN linux-2.6.17/arch/i386/mach-rdc/led.c linux-2.6.17.new/arch/i386/mach-rdc/led.c
--- linux-2.6.17/arch/i386/mach-rdc/led.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.17.new/arch/i386/mach-rdc/led.c 2006-10-07 23:55:59.000000000 +0200
@@ -0,0 +1,743 @@
+/*
+ * LED interface for WP3200
+ *
+ * Copyright (C) 2002, by Allen Hung
+ *
+ */
+
+#include <linux/types.h>
+#include <linux/errno.h>
+#include <linux/ioport.h>
+#include <linux/fcntl.h>
+#include <linux/sched.h>
+#include <linux/module.h>
+#include <linux/proc_fs.h>
+#include <linux/init.h>
+#include <linux/timer.h>
+#include <asm/io.h>
+#include <asm/uaccess.h>
+#include <asm/system.h>
+#include <linux/reboot.h>
+
+#include "led.h"
+
+#define BUF_LEN 30
+
+struct LED_DATA {
+ char sts_buf[BUF_LEN+1];
+ unsigned long sts;
+};
+
+struct LED_DATA led_data[LED_DEV_NUM];
+// sam
+unsigned long ul_ledstat = 0xffffffff;
+
+
+static struct timer_list blink_timer[LED_DEV_NUM];
+// sam 01-30-2004 for watchdog
+static struct timer_list watchdog;
+// end sam
+static char cmd_buf[BUF_LEN+1];
+
+//------------------------------------------------------------
+static long atoh(char *p)
+{
+ long v = 0, c;
+ while ( (c = *p++) ) {
+ if ( c >= '0' && c <= '9' ) v = (v << 4) + c - '0';
+ else if ( c >= 'a' && c <= 'f' ) v = (v << 4) + c - 'a' + 0xA;
+ else if ( c >= 'A' && c <= 'F' ) v = (v << 4) + c - 'A' + 0xA;
+ else break;
+ }
+ return v;
+}
+
+static int reset_flash_default(void *data)
+{
+ char *argv[3], *envp[1] = {NULL};
+ int i = 0;
+
+ int reset_default=(int) data;
+
+ argv[i++] = "/bin/flash";
+ argv[i++] = "default";
+ argv[i] = NULL;
+ if(reset_default)
+ if (call_usermodehelper(argv[0], argv, envp, 1))
+ printk("failed to Reset to default\n");
+ machine_restart(0);
+ return 0;
+}
+
+// sam for ps 3205U -- using CSx1 (0xb0e00000)
+// bit map as following
+// BIT 1 2 3 4 5
+// POWER WLEN PORT1 PORT2 PORT3
+//
+// value 0 --> led on
+// value 1 --> led off
+
+#define _ROUTER_
+
+#ifdef _ROUTER_
+ #define LED_VAL 0x8000384C // the data ofset of gpio 0~30
+#else
+ #define LED_VAL 0x80003888 // the ofset of gpio 31~58
+#endif
+#define GPIO_VAL 0x8000384C // the offset of gpio 0-30
+
+
+
+// sam 1-30-2004 LED status
+// bit map as following
+// BIT 4:0 Link status -->PHY Link ->1 = up, 0 = down
+#define LINK_STATUS (*(unsigned long *)0xb2000014)
+#define WATCHDOG_VAL (*(unsigned long *)0xb20000c0)
+#define WATCHDOG_PERIOD 500 // unit ms
+#define EXPIRE_TIME 300 // unit 10 ms
+#define CLEAR_TIMEER 0xffffa000l // bit 14:0 -> count up timer, write 0 to clear
+#define ENABLE_WATCHDOG 0x80000000l // bit 31 -> 1 enable , 0 disable watchdog
+#define WATCHDOG_SET_TMR_SHIFT 16 // bit 16:30 -> watchdog timer set
+// end sam
+
+
+//------------------------------------------------------------
+static void turn_led(int id, int on)
+{
+ unsigned long led_bit = 1 << (id);
+ unsigned long led_bit_val;
+
+ // since we define we have 8 led devices and use gpio 53, 55, 57, 58
+ // which locate at bit21~26, so we rotate left 20bit
+
+#ifdef _ROUTER_
+ led_bit_val = led_bit;
+#else
+ led_bit_val = led_bit << 20;
+#endif
+
+ switch ( on ) {
+ case 0:
+ ul_ledstat|= led_bit_val;
+ outl(LED_VAL, 0xcf8);
+ outl(ul_ledstat, 0xcfc);
+ break; // LED OFF
+ case 1:
+ ul_ledstat &= ~led_bit_val;
+ outl(LED_VAL, 0xcf8);
+ outl(ul_ledstat, 0xcfc);
+ break; // LED ON
+ case 2:
+ ul_ledstat ^= led_bit_val;
+ outl(LED_VAL, 0xcf8);
+ outl(ul_ledstat, 0xcfc);
+ break; // LED inverse
+ }
+}
+
+
+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
+static unsigned int wlan_counter; //Erwin
+static void blink_wrapper(u_long id)
+{
+ u_long sts = led_data[id].sts;
+
+ if ( (sts & LED_BLINK_CMD) == LED_BLINK_CMD ) {
+ unsigned long period = sts & LED_BLINK_PERIOD;
+ if(period == 0xffff) // BLINK random
+ {
+ blink_timer[id].expires = jiffies + 3*led_flash[wlan_counter%30]*HZ/1000;
+ wlan_counter++;
+ }
+ else
+ blink_timer[id].expires = jiffies + (period * HZ / 1000);
+ turn_led(id, 2);
+ add_timer(&blink_timer[id]);
+ }
+ else if ( sts == LED_ON || sts == LED_OFF )
+ turn_led(id, sts==LED_ON ? 1 : 0);
+}
+//------------------------------------------------------------
+static void get_token_str(char *str, char token[][21], int token_num)
+{
+ int t, i;
+
+ for ( t = 0 ; t < token_num ; t++ ) {
+ memset(token[t], 0, 21);
+ while ( *str == ' ' ) str++;
+ for ( i = 0 ; str[i] ; i++ ) {
+ if ( str[i] == '\t' || str[i] == ' ' || str[i] == '\n' ) break;
+ if ( i < 20 ) token[t][i] = str[i];
+ }
+ str += i;
+ }
+}
+
+//------------------------------------------------------------
+static void set_led_status_by_str(int id)
+{
+ char token[3][21], *p;
+
+
+ get_token_str(led_data[id].sts_buf, token, 3);
+
+ if ( strcmp(token[0], "LED") )
+ {
+ goto set_led_off;
+ }
+ if ( !strcmp(token[1], "ON") )
+ {
+
+ turn_led(id, 1);
+ led_data[id].sts = LED_ON;
+ }
+ else if ( !strcmp(token[1], "OFF") )
+ {
+
+ goto set_led_off;
+ }
+ else if ( !strcmp(token[1], "BLINK") )
+ {
+ unsigned int period = 0;
+ p = token[2];
+ if ( !strcmp(p, "FAST") )
+ period = LED_BLINK_FAST & LED_BLINK_PERIOD;
+ else if ( !strcmp(p, "SLOW") )
+ period = LED_BLINK_SLOW & LED_BLINK_PERIOD;
+ else if ( !strcmp(p, "EXTRA_SLOW") )
+ period = LED_BLINK_EXTRA_SLOW & LED_BLINK_PERIOD;
+ else if ( !strcmp(p, "RANDOM") )
+ period = LED_BLINK_RANDOM & LED_BLINK_PERIOD;
+ else if ( !strcmp(p, "OFF") )
+ goto set_led_off;
+ else if ( *p >= '0' && *p <= '9' )
+ {
+ while ( *p >= '0' && *p <= '9' )
+ period = period * 10 + (*p++) - '0';
+// if ( period > 10000 )
+// period = 10000;
+ }
+ else
+ period = LED_BLINK & LED_BLINK_PERIOD;
+
+ if ( period == 0 )
+ goto set_led_off;
+
+ sprintf(led_data[id].sts_buf, "LED BLINK %d\n", period);
+ led_data[id].sts = LED_BLINK_CMD + period;
+ turn_led(id, 2);
+ // Set timer for next blink
+ del_timer(&blink_timer[id]);
+ blink_timer[id].function = blink_wrapper;
+ blink_timer[id].data = id;
+ init_timer(&blink_timer[id]);
+
+ blink_timer[id].expires = jiffies + (1000 * HZ / 1000);
+
+ add_timer(&blink_timer[id]);
+ }
+ else
+ {
+ goto set_led_off;
+ }
+ return;
+ set_led_off:
+ strcpy(led_data[id].sts_buf, "LED OFF\n");
+ led_data[id].sts = LED_OFF;
+ turn_led(id, 0);
+}
+
+//----------------------------------------------------------------------
+static int led_read_proc(char *buf, char **start, off_t fpos, int length, int *eof, void *data)
+{
+ int len, dev;
+
+ for ( len = dev = 0 ; dev < LED_DEV_NUM ; dev++ ) {
+ len += sprintf(buf+len, "%d: %s", dev, led_data[dev].sts_buf);
+ }
+ len = strlen(buf) - fpos;
+ if ( len <= 0 ) {
+ *start = buf;
+ *eof = 1;
+ return 0;
+ }
+ *start = buf + fpos;
+ if ( len <= length ) *eof = 1;
+ return len < length ? len : length;
+}
+
+//----------------------------------------------------------------------
+static int led_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
+{
+ int id = (int)file->private_data;
+
+ switch ( cmd ) {
+ case LED_ON:
+ strcpy(led_data[id].sts_buf, "LED ON\n");
+ set_led_status_by_str(id);
+ break;
+ case LED_OFF:
+ strcpy(led_data[id].sts_buf, "LED OFF\n");
+ set_led_status_by_str(id);
+ break;
+ default:
+ if ( (cmd & LED_BLINK_CMD) != LED_BLINK_CMD )
+ {
+ break;
+ }
+ case LED_BLINK:
+ case LED_BLINK_FAST:
+ case LED_BLINK_SLOW:
+ case LED_BLINK_EXTRA_SLOW:
+ case LED_BLINK_RANDOM:
+ sprintf(led_data[id].sts_buf, "LED BLINK %d\n", (int)(cmd & LED_BLINK_PERIOD));
+ set_led_status_by_str(id);
+ break;
+ }
+ return 0;
+}
+
+static int led_open(struct inode *inode, struct file *file)
+{
+ int led_id = MINOR(inode->i_rdev);
+// unsigned long led_bit = 1 << (led_id);
+
+ if ( led_id >= LED_DEV_NUM )
+ return -ENODEV;
+/* sam 12/02/2003
+ GPIO_SEL_I_O &= ~led_bit; // 0 to GPIO
+ GPIO_O_EN |= (led_bit << 16); // 0 to Output
+*/
+
+ file->private_data = (void*)led_id;
+ return 0;
+}
+
+static long led_read(struct file *file, char *buf, size_t count, loff_t *fpos)
+{
+ int rem, len;
+ int id = (int)file->private_data;
+ char *p = led_data[id].sts_buf;
+
+ len = strlen(p);
+ rem = len - *fpos;
+ if ( rem <= 0 ) {
+ *fpos = len;
+ return 0;
+ }
+ if ( rem > count ) rem = count;
+ memcpy(buf, p+(*fpos), rem);
+ *fpos += rem;
+ return rem;
+}
+
+static long led_write(struct file *file, char *buf, size_t count, loff_t *fpos)
+{
+ int len;
+ int id = (int)file->private_data;
+ char *p = id == REG_MINOR ? cmd_buf : led_data[id].sts_buf;
+ memset(p, 0, BUF_LEN);
+
+ p += *fpos;
+ len = 0;
+
+
+ while ( count > 0 )
+ {
+
+ if ( *fpos < BUF_LEN )
+ {
+ int c = *buf++;
+ p[len] = c>='a' && c<='z' ? c-'a'+'A' : c;
+ }
+ (*fpos)++;
+ len++;
+ count--;
+ }
+ // sam
+ set_led_status_by_str(id);
+ (*fpos) = 0;
+ //
+
+ return len;
+}
+
+static int led_flush(struct file *file)
+{
+ int id = (int)file->private_data;
+
+ if ( file->f_mode & FMODE_WRITE )
+ {
+ set_led_status_by_str(id);
+ }
+ return 0;
+}
+
+static struct file_operations led_fops = {
+ read: led_read,
+ write: led_write,
+ flush: led_flush,
+ ioctl: led_ioctl,
+ open: led_open,
+};
+
+//----------------------------------------------
+static unsigned long *reg_addr;
+static int dump_len;
+
+static int dump_content(char *buf)
+{
+ return 0;
+}
+
+static long gpio_read(struct file *file, char *buf, size_t count, loff_t *fpos)
+{
+ int rem, len;
+ int id = (int)file->private_data;
+ char temp[80*10];
+ unsigned long gpio_regval =0;
+
+ outl(GPIO_VAL, 0xcf8);
+ gpio_regval = inl(0xcfc);
+ gpio_regval |= 0x40;
+ outl(gpio_regval, 0xcfc); // each in, need out 1 first
+ gpio_regval = inl(0xcfc);
+
+
+ // sam debug
+ //printk(KERN_ERR "gpio_id:%d, gpio_regval:%08X\n", id, gpio_regval);
+ //end sam
+
+ if ( id < GPIO_DEV_NUM ) {
+ int gpio_bit = 1 << id;
+
+ len = sprintf(temp, "%d\n", (gpio_regval & gpio_bit) ? 1 : 0);
+ }
+ else // REG device
+ len = dump_content(temp);
+ rem = len - *fpos;
+ if ( rem <= 0 ) {
+ *fpos = len;
+ return 0;
+ }
+ if ( rem > count ) rem = count;
+ memcpy(buf, temp+(*fpos), rem);
+ *fpos += rem;
+ return rem;
+}
+
+static int gpio_flush(struct file *file)
+{
+ return 0;
+}
+
+static int gpio_open(struct inode *inode, struct file *file)
+{
+ int id = MINOR(inode->i_rdev);
+ if ( id >= GPIO_DEV_NUM && id != REG_MINOR )
+ return -ENODEV;
+ file->private_data = (void*)id;
+ return 0;
+}
+
+static struct file_operations gpio_fops = {
+ read: gpio_read,
+ open: gpio_open,
+ flush: gpio_flush,
+ write: led_write,
+};
+
+// ---------------------------------------------
+// sam 1-30-2004 LAN_STATUS Device
+
+//static unsigned long *reg_addr;
+//static int dump_len;
+
+//static int lanSt_content(char *buf)
+//{
+// int i, j, len;
+// unsigned long *p = (unsigned long *)0xb2000014; // PHY_ST
+// // j = dump_len/4 + ((dump_len&3) ? 1 : 0);
+// len = sprintf(buf, "Reg Addr = %08lX, Value = \n", (unsigned long)p);
+// // for ( i = 0 ; i < j ; i++, p++ )
+// len += sprintf(buf+len,"%08lX\n", *p);
+
+// return len;
+//}
+
+#define MAC_IOBASE 0xe800 // Eth0
+#define PHY_ADDR 1 // For Eth0
+#define MII_STATUS_ADDR 1
+// where "id" value means which bit of PHY reg 1 we want to check
+static long lanSt_read(struct file *file, char *buf, size_t count, loff_t *fpos)
+{
+ int rem, len;
+// unsigned long *p = (unsigned long *)0xb2000014; // PHY_ST
+ unsigned short status;
+ unsigned int i = 0;
+ int id = (int)file->private_data;
+ char temp[80*10];
+
+ outw(0x2000 + MII_STATUS_ADDR + (PHY_ADDR << 8), MAC_IOBASE + 0x20);
+ do{}while( (i++ < 2048) && (inw(MAC_IOBASE+0x20) & 0x2000) );
+
+ status = inw(MAC_IOBASE + 0x24);
+
+ // sam debug
+ //printk(KERN_ERR "PHY REG1 Status:%04x\n", status );
+ // end sam
+
+ if ( id < LAN_DEV_NUM ) {
+ unsigned long lanSt_bit = 1 << id;
+// len = lanSt_content(temp);
+ len = sprintf(temp, "%d\n",(status & lanSt_bit) ? 1 : 0);
+ }
+ else // REG device
+ {
+ len = sprintf(temp, "-1\n");
+ }
+ rem = len - *fpos;
+ if ( rem <= 0 ) {
+ *fpos = len;
+ return 0;
+ }
+ if ( rem > count ) rem = count;
+ memcpy(buf, temp+(*fpos), rem);
+ *fpos += rem;
+ return rem;
+}
+
+static int lanSt_flush(struct file *file)
+{
+ return 0;
+}
+
+static int lanSt_open(struct inode *inode, struct file *file)
+{
+ int id = MINOR(inode->i_rdev);
+ if ( id >= LAN_DEV_NUM && id != REG_MINOR )
+ return -ENODEV;
+ file->private_data = (void*)id;
+ return 0;
+}
+
+static struct file_operations lanSt_fops = {
+ read: lanSt_read,
+ open: lanSt_open,
+ flush: lanSt_flush,
+ write: led_write,
+};
+
+//----------------------------------------------
+static int SwResetPress = 0;
+static int SwResetCounter = 0;
+static int RebootFlag = 0;
+static void watchdog_wrapper(unsigned int period)
+{
+ // { RexHua add for restore default, by press SwReset 5 second, 2 sec to restart
+#if 0 //
+ u_long reg;
+
+ outl(GPIO_VAL, 0xcf8);
+ reg = inl(0xcfc);
+ reg |= 0x40;
+ outl(reg, 0xcfc); // each in, need out 1 first
+ reg = inl(0xcfc);
+
+ if( (reg & 0x40) == 0)
+ {
+ if(SwResetPress == 0)
+ {
+ SwResetCounter=0;
+ strcpy(led_data[15].sts_buf, "LED BLINK 500\n" );
+ set_led_status_by_str(15);
+ }
+ SwResetPress=1;
+ printk("SwReset press!\n");
+
+ }
+ else
+ {
+ if(SwResetPress=1)
+ {
+ strcpy(led_data[15].sts_buf, "LED ON\n" );
+ set_led_status_by_str(15);
+ }
+
+ SwResetPress=0;
+ if(RebootFlag == 1)
+ machine_restart(0);
+ }
+
+ if(SwResetPress == 1)
+ {
+ if(SwResetCounter > 10)
+ {
+ turn_led(15, 0);
+// kernel_thread(reset_flash_default, 1, SIGCHLD);
+ reset_flash_default(1);
+ turn_led(15, 1);
+ }
+ else if(SwResetCounter == 3)
+ {
+ RebootFlag=1;
+ strcpy(led_data[15].sts_buf, "LED BLINK 100\n" );
+ set_led_status_by_str(15);
+ }
+ }
+
+ SwResetCounter++;
+#endif
+
+ // clear timer count
+ outl(0x80003844, 0xcf8);
+ outl(0x00800080, 0xcfc); // enable watchdog and set the timeout = 1.34s
+ //printk(KERN_ERR "wdt\n" );
+ watchdog.expires = jiffies + (period * HZ / 1000);
+ add_timer(&watchdog);
+}
+
+//----------------------------------------------
+static int init_status;
+
+#define INIT_REGION 0x01
+#define INIT_LED_REGISTER 0x02
+#define INIT_LED_PROC_READ 0x04
+#define INIT_GPIO_REGISTER 0x08
+// sam 1-30-2004 LAN_STATUS
+#define INIT_LAN_STATUS_REGISTER 0x10
+#define INIT_WATCHDOG_REGISTER 0x20
+
+static void led_exit(void)
+{
+ int id;
+ for ( id = 0 ; id < LED_DEV_NUM ; id++ ) {
+ del_timer(&blink_timer[id]);
+ turn_led(id, 0);
+ }
+ if ( init_status & INIT_LED_PROC_READ )
+ remove_proc_entry("driver/led", NULL);
+
+ if ( init_status & INIT_LED_REGISTER )
+ unregister_chrdev(LED_MAJOR, "led");
+
+ if ( init_status & INIT_GPIO_REGISTER )
+ unregister_chrdev(GPIO_MAJOR, "gpio");
+ // sam 1-30-2004
+
+ if( init_status & INIT_LAN_STATUS_REGISTER )
+ unregister_chrdev(LAN_STATUS_MAJOR, "lanSt");
+
+ if( init_status & INIT_WATCHDOG_REGISTER)
+ del_timer(&watchdog);
+
+
+ // end sam
+
+}
+
+static int __init led_init(void)
+{
+ int result, id, i, j;
+ unsigned long reg;
+ init_status = 0;
+
+ //----- register device (LED)-------------------------
+
+
+ result = register_chrdev(LED_MAJOR, "led", &led_fops);
+ if ( result < 0 ) {
+ printk(KERN_ERR "led: can't register char device\n" );
+ led_exit();
+ return result;
+ }
+ init_status |= INIT_LED_REGISTER;
+ //----- register device (GPIO)-------------------------
+ result = register_chrdev(GPIO_MAJOR, "gpio", &gpio_fops);
+ if ( result < 0 ) {
+ printk(KERN_ERR "gpio: can't register char device\n" );
+ led_exit();
+ return result;
+ }
+ init_status |= INIT_GPIO_REGISTER;
+
+ // sam 1-30-2004 LAN Status
+ // ----- register device (LAN_STATUS)-------------------
+
+ //--> sam 5-1802995
+
+ result = register_chrdev(LAN_STATUS_MAJOR, "lanSt", &lanSt_fops);
+ if ( result < 0 ) {
+ printk(KERN_ERR "lanSt: can't register char device\n" );
+ led_exit();
+ return result;
+ }
+ init_status |= INIT_LAN_STATUS_REGISTER;
+
+ // <-- end sam
+
+ // -----------init watchdog timer-------------------------
+ //del_timer(&blink_timer[id]);
+
+ outl(0x80003840, 0xcf8);
+ reg = inl(0xcfc);
+ reg |= 0x1600; // ensable SRC bit
+ outl(reg, 0xcfc);
+#ifdef _ROUTER_
+ outl(0x80003848, 0xcf8);
+ reg = inl(0xcfc);
+ reg |= 0x18040; // enable GPIO, PowerLED:15, WLAN_LED0:16, SwReset:6
+ outl(reg, 0xcfc);
+
+ outl(0x8000384c, 0xcf8);
+ reg = inl(0xcfc);
+ reg |= 0x40; // output SwReset:6 1, Set SwReset as Input
+ outl(reg, 0xcfc);
+#endif
+ // sam debug
+ //reg = inl(0xcfc);
+ //printk(KERN_ERR "REG40:%08X\n", reg);
+ // end sam
+ outl(0x80003844, 0xcf8);
+ outl(0x00800080, 0xcfc); // enable watchdog and set the timeout = 1.34s
+
+ watchdog.function = watchdog_wrapper;
+ watchdog.data = WATCHDOG_PERIOD;
+ init_timer(&watchdog);
+ watchdog.expires = jiffies + (WATCHDOG_PERIOD * HZ / 1000);
+ add_timer(&watchdog);
+ init_status |= INIT_WATCHDOG_REGISTER;
+
+ // end sam
+ //------ read proc -------------------
+ if ( !create_proc_read_entry("driver/led", 0, 0, led_read_proc, NULL) ) {
+ printk(KERN_ERR "led: can't create /proc/driver/led\n");
+ led_exit();
+ return -ENOMEM;
+ }
+ init_status |= INIT_LED_PROC_READ;
+ //------------------------------
+// reg_addr = (unsigned long *)0xB4000000;
+// dump_len = 4;
+
+ for ( id = 0 ; id < LED_DEV_NUM ; id++ ) {
+ strcpy(led_data[id].sts_buf, "LED ON\n" );
+ set_led_status_by_str(id);
+ }
+
+// for (i = 0; i < 0xffff; i++)
+// for (j = 0; j < 0x6000; j++);
+
+/* sam 5-18-2005 remark
+ for ( id = 0 ; id < LED_DEV_NUM ; id++ ) {
+ strcpy(led_data[id].sts_buf, "LED ON\n" );
+ set_led_status_by_str(id);
+ }
+*/
+ printk(KERN_INFO "LED & GPIO & LAN Status Driver LED_VERSION \n");
+ return 0;
+}
+
+module_init(led_init);
+module_exit(led_exit);
+EXPORT_NO_SYMBOLS;
diff -urN linux-2.6.17/arch/i386/mach-rdc/led.h linux-2.6.17.new/arch/i386/mach-rdc/led.h
--- linux-2.6.17/arch/i386/mach-rdc/led.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.17.new/arch/i386/mach-rdc/led.h 2006-10-07 22:28:32.000000000 +0200
@@ -0,0 +1,32 @@
+#ifndef _LED_H_INCLUDED
+#define _LED_H_INCLUDED
+
+#include <linux/config.h>
+
+#define LED_VERSION "v1.0"
+#define LED_MAJOR 166
+#define LED_DEV_NUM 32
+#define LED_GPIO_START 1
+#define GPIO_MAJOR 167
+#define GPIO_DEV_NUM 32
+#define REG_MINOR 128
+// sam 1-30-2004 for LAN_STATUS
+#define LAN_STATUS_MAJOR 168
+#define LAN_DEV_NUM 5
+// end sam
+
+//#define GPIO_IO_BASE 0xB4002480
+//#define GPIO_IO_BASE ((unsigned long)0xb20000b8)
+//#define GPIO_IO_EXTENT 0x40
+
+#define LED_ON 0x010000
+#define LED_OFF 0x020000
+#define LED_BLINK_CMD 0x030000
+#define LED_BLINK_PERIOD 0x00FFFF
+#define LED_BLINK (LED_BLINK_CMD|1000)
+#define LED_BLINK_FAST (LED_BLINK_CMD|250)
+#define LED_BLINK_SLOW (LED_BLINK_CMD|500)
+#define LED_BLINK_EXTRA_SLOW (LED_BLINK_CMD|2000)
+#define LED_BLINK_RANDOM (LED_BLINK_CMD|0xffff)
+
+#endif
diff -urN linux-2.6.17/arch/i386/mach-rdc/Makefile linux-2.6.17.new/arch/i386/mach-rdc/Makefile
--- linux-2.6.17/arch/i386/mach-rdc/Makefile 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.17.new/arch/i386/mach-rdc/Makefile 2006-10-07 22:31:19.000000000 +0200
@@ -0,0 +1,5 @@
+#
+# Makefile for the linux kernel.
+#
+
+obj-$(CONFIG_X86_RDC) := led.o
diff -urN linux-2.6.17/arch/i386/Makefile linux-2.6.17.new/arch/i386/Makefile
--- linux-2.6.17/arch/i386/Makefile 2006-06-18 03:49:35.000000000 +0200
+++ linux-2.6.17.new/arch/i386/Makefile 2006-10-07 23:56:13.000000000 +0200
@@ -80,6 +80,10 @@
mflags-$(CONFIG_X86_ES7000) := -Iinclude/asm-i386/mach-es7000
mcore-$(CONFIG_X86_ES7000) := mach-default
core-$(CONFIG_X86_ES7000) := arch/i386/mach-es7000/
+# RDC subarch support
+mflags-$(CONFIG_X86_RDC) := -Iinclude/asm-i386/mach-generic
+mcore-$(CONFIG_X86_RDC) := mach-default
+core-$(CONFIG_X86_RDC) := arch/i386/mach-rdc/
# default subarch .h files
mflags-y += -Iinclude/asm-i386/mach-default
diff -urN linux-2.6.17/arch/i386/mm/fault.c linux-2.6.17.new/arch/i386/mm/fault.c
--- linux-2.6.17/arch/i386/mm/fault.c 2006-06-18 03:49:35.000000000 +0200
+++ linux-2.6.17.new/arch/i386/mm/fault.c 2006-10-07 22:24:15.000000000 +0200
@@ -551,6 +551,7 @@
tsk->thread.cr2 = address;
tsk->thread.trap_no = 14;
tsk->thread.error_code = error_code;
+ machine_restart(NULL); /* Added for RDC */
die("Oops", regs, error_code);
bust_spinlocks(0);
do_exit(SIGKILL);
@@ -566,6 +567,12 @@
down_read(&mm->mmap_sem);
goto survive;
}
+ /* RDC : Forcing processes to be niced */
+ if (tsk->prio < 0) {
+ printk("VM: niced process %s\n", tsk->comm);
+ yield();
+ goto survive;
+ }
printk("VM: killing process %s\n", tsk->comm);
if (error_code & 4)
do_exit(SIGKILL);
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