replace resetmon with /proc/sys/reset

SVN-Revision: 147
This commit is contained in:
Mike Baker 2004-08-26 19:14:54 +00:00
parent fc6662c950
commit c9a0f13828
4 changed files with 75 additions and 111 deletions

View File

@ -1,89 +0,0 @@
diff -urN busybox-dist/include/applets.h busybox/include/applets.h
--- busybox-dist/include/applets.h 2004-03-16 09:56:27.000000000 -0600
+++ busybox/include/applets.h 2004-03-16 10:00:14.000000000 -0600
@@ -484,6 +484,9 @@
#ifdef CONFIG_RESET
APPLET(reset, reset_main, _BB_DIR_USR_BIN, _BB_SUID_NEVER)
#endif
+#ifdef CONFIG_RESETMON
+ APPLET(resetmon, resetmon_main, _BB_DIR_SBIN, _BB_SUID_NEVER)
+#endif
#ifdef CONFIG_RM
APPLET(rm, rm_main, _BB_DIR_BIN, _BB_SUID_NEVER)
#endif
diff -urN busybox-dist/include/usage.h busybox/include/usage.h
--- busybox-dist/include/usage.h 2004-03-16 09:56:27.000000000 -0600
+++ busybox/include/usage.h 2004-03-16 10:00:14.000000000 -0600
@@ -2024,6 +2024,11 @@
#define reset_full_usage \
"Resets the screen."
+#define resetmon_trivial_usage \
+ ""
+#define resetmon_full_usage \
+ "Return an exit code of TRUE (0) if reset is NOT pressed."
+
#define rm_trivial_usage \
"[OPTION]... FILE..."
#define rm_full_usage \
diff -urN busybox-dist/miscutils/Config.in busybox/miscutils/Config.in
--- busybox-dist/miscutils/Config.in 2004-03-15 02:28:46.000000000 -0600
+++ busybox/miscutils/Config.in 2004-03-16 10:00:14.000000000 -0600
@@ -156,6 +156,12 @@
to advance or rewind a tape past a specified number of archive
files on the tape.
+config CONFIG_RESETMON
+ bool "resetmon"
+ default y
+ help
+ Linksys wrt54g reset button monitor. Returns TRUE if NOT pressed.
+
config CONFIG_RX
bool "rx"
default n
diff -urN busybox-dist/miscutils/Makefile.in busybox/miscutils/Makefile.in
--- busybox-dist/miscutils/Makefile.in 2004-03-15 02:28:46.000000000 -0600
+++ busybox/miscutils/Makefile.in 2004-03-16 10:00:14.000000000 -0600
@@ -33,6 +33,7 @@
MISCUTILS-$(CONFIG_LAST) += last.o
MISCUTILS-$(CONFIG_MAKEDEVS) += makedevs.o
MISCUTILS-$(CONFIG_MT) += mt.o
+MISCUTILS-$(CONFIG_RESETMON) += resetmon.o
MISCUTILS-$(CONFIG_RX) += rx.o
MISCUTILS-$(CONFIG_STRINGS) += strings.o
MISCUTILS-$(CONFIG_TIME) += time.o
diff -urN busybox-dist/miscutils/resetmon.c busybox/miscutils/resetmon.c
--- busybox-dist/miscutils/resetmon.c 1969-12-31 18:00:00.000000000 -0600
+++ busybox/miscutils/resetmon.c 2004-03-16 10:00:14.000000000 -0600
@@ -0,0 +1,30 @@
+#include <unistd.h>
+#include <fcntl.h>
+#include "busybox.h"
+
+#define RESET (1<<6)
+
+int resetmon_main(int argc, char **argv) {
+ int fd = -1;
+ unsigned int val=0;
+
+#if 0
+ if ((fd = open("/dev/gpio/control",O_RDWR))<0) goto error;
+ read(fd,&val,4);
+ val|=RESET;
+ write(fd,&val,4);
+
+ if ((fd = open("/dev/gpio/outen",O_RDWR))<0) goto error;
+ read(fd,&val,4);
+ val&=~RESET;
+ write(fd,&val,4);
+#endif
+
+ if ((fd = open("/dev/gpio/in",O_RDONLY))<0) goto error;
+ read(fd,&val,4);
+
+ return !(val&RESET);
+
+error:
+ return 1;
+}

View File

@ -7,7 +7,6 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/timer.h>
#include <linux/sysctl.h>
#include <asm/io.h>
#include <typedefs.h>
@ -63,7 +62,6 @@ void (*set_diag)(u8 state);
void (*set_dmz)(u8 state);
static unsigned int diag = 0;
static struct timer_list timer;
static void diag_change()
{
@ -89,6 +87,28 @@ static int proc_diag(ctl_table *table, int write, struct file *filp,
return r;
}
// - - - - -
static unsigned char reset_gpio = 0;
static unsigned char reset_polarity = 0;
static unsigned int reset = 0;
static int proc_reset(ctl_table *table, int write, struct file *filp,
void *buffer, size_t *lenp)
{
if (reset_gpio) {
sb_gpiocontrol(sbh,reset_gpio,reset_gpio);
sb_gpioouten(sbh,reset_gpio,0);
reset=!(sb_gpioin(sbh)&reset_gpio);
if (reset_polarity) reset=!reset;
} else {
reset=0;
}
return proc_dointvec(table, write, filp, buffer, lenp);
}
// - - - - -
static struct ctl_table_header *diag_sysctl_header;
@ -101,31 +121,64 @@ static ctl_table sys_diag[] = {
mode: 0644,
proc_handler: proc_diag
},
{
ctl_name: 2001,
procname: "reset",
data: &reset,
maxlen: sizeof(reset),
mode: 0444,
proc_handler: proc_reset
},
{ 0 }
};
static int __init diag_init()
{
char *buf;
u32 board_type;
sbh = sb_kattach();
sb_gpiosetcore(sbh);
board_type = sb_boardtype(sbh);
printk(KERN_INFO "diag board_type: %08x\n",board_type);
printk(KERN_INFO "diag boardtype: %08x\n",board_type);
set_diag=ignore;
set_dmz=ignore;
if (board_type & 0x400) {
board_type=1;
set_diag=v1_set_diag;
set_dmz=v1_set_dmz;
if (board_type==0x41d) {
printk(KERN_INFO "buffalo hack.\n");
buf=nvram_get("boardtype")?:"";
if (!strcmp(buf,"bcm94710dev")) {
buf=nvram_get("boardnum")?:"";
if (!strcmp(buf,"42")) {
// wrt54g v1.x
set_diag=v1_set_diag;
set_dmz=v1_set_dmz;
reset_gpio=(1<<6);
reset_polarity=0;
} else (!strcmp(buf,"asusX")) {
//asus wl-500g
//no leds
reset_gpio=(1<<6);
reset_polarity=1;
}
} else if (!strcmp(buf,"bcm94710ap")) {
// buffalo
set_diag=ignore;
set_dmz=v2_set_dmz;
reset_gpio=(1<<4);
reset_polarity=1;
}
board_type=1;
} else {
board_type=2;
set_diag=v2_set_diag;
set_dmz=v2_set_dmz;
reset_gpio=(1<<6);
reset_polarity=0;
}
printk(KERN_INFO "using v%d hardware\n",board_type);
@ -138,7 +191,6 @@ static int __init diag_init()
static void __exit diag_exit()
{
unregister_sysctl_table(diag_sysctl_header);
del_timer(&timer);
}
module_init(diag_init);

View File

@ -1,22 +1,11 @@
# NVRAM overrides
# This file handles the NVRAM quirks of various hardware
# this is not a replacement for nvram.
# This file handles the NVRAM quirks of various hardware.
#
# THIS FILE IS NOT A REPLACEMENT FOR NVRAM
# linksys bug has lan doing dhcp; force static
lan_proto="static"
# failsafe if reset is held
[ "$FAILSAFE" = "true" ] && {
echo "### FAILSAFE MODE ####"
lan_ifname="br0"
lan_ifnames="vlan0 vlan2 eth1 eth2 eth3"
lan_ipaddr="192.168.1.1"
lan_netmask="255.255.255.0"
lan_hwaddr="00:0B:AD:0A:DD:00"
wan_ifname="none"
wifi_ifname="none"
}
# hacks for 1.x hardware
[ "$(nvram get boardnum)" = "42" ] && \
[ "$(nvram get boardtype)" = "bcm94710dev" ] && {
@ -50,3 +39,15 @@ lan_proto="static"
wan_ifname="vlan1"
wan_proto="dhcp"
}
# failsafe if reset is held
[ "$FAILSAFE" = "true" ] && {
echo "### FAILSAFE MODE ####"
lan_ifname="br0"
lan_ifnames="vlan0 vlan2 eth1 eth2 eth3"
lan_ipaddr="192.168.1.1"
lan_netmask="255.255.255.0"
lan_hwaddr="00:0B:AD:0A:DD:00"
wan_ifname="none"
wifi_ifname="none"
}

View File

@ -3,7 +3,7 @@ mount none /proc -t proc
insmod diag
echo 0x01 > /proc/sys/diag
sleep 1
if /sbin/resetmon ; then
if [ $(cat /proc/sys/reset) = 1 ] ; then
mtd unlock mtd4
mount -t jffs2 /dev/mtdblock/4 /jffs
pivot_root /jffs /jffs/rom