simplify and fix adm5120 image building, fix broken FEATURES handling
[openwrt.git] / package / broadcom-diag / src / diag.c
index 2441ce9..6a70ed0 100644 (file)
@@ -2,7 +2,7 @@
  * diag.c - GPIO interface driver for Broadcom boards
  *
  * Copyright (C) 2006 Mike Baker <mbm@openwrt.org>,
- *                    Felix Fietkau <nbd@openwrt.org>
+ * Copyright (C) 2006-2007 Felix Fietkau <nbd@openwrt.org>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
 #include <linux/version.h>
 #include <asm/uaccess.h>
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
-#include <linux/kobject.h>
+#ifndef LINUX_2_4
 #include <linux/workqueue.h>
-#define hotplug_path uevent_helper
+#include <linux/skbuff.h>
+#include <linux/netlink.h>
+#include <net/sock.h>
+extern struct sock *uevent_sock;
+extern u64 uevent_next_seqnum(void);
 #else
 #include <linux/tqueue.h>
 #define INIT_WORK INIT_TQUEUE
@@ -43,6 +46,7 @@
 #include "diag.h"
 #define getvar(str) (nvram_get(str)?:"")
 
+static int fill_event(struct event_t *);
 static unsigned int gpiomask = 0;
 module_param(gpiomask, int, 0644);
 
@@ -92,6 +96,7 @@ enum {
        WE800G,
        WR850GV1,
        WR850GV2V3,
+       WR850GP,
 
        /* Belkin */
        BELKIN_UNKNOWN,
@@ -104,6 +109,10 @@ enum {
        
        /* SimpleTech */
        STI_NAS,
+
+       /* D-Link */
+       DIR130,
+       DIR330,
 };
 
 static void __init bcm4780_init(void) {
@@ -305,6 +314,7 @@ static struct platform_t __initdata platforms[] = {
                        { .name = "internal",   .gpio = 1 << 3, .polarity = REVERSE },
                        { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
                        { .name = "bridge",     .gpio = 1 << 1, .polarity = REVERSE },
+                       { .name = "wlan",       .gpio = 1 << 2, .polarity = REVERSE },
                },
        },
        [WBR2_G54] = {
@@ -326,8 +336,10 @@ static struct platform_t __initdata platforms[] = {
                },
                .leds           = {
                        { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
+                       { .name = "internal",   .gpio = 1 << 3, .polarity = REVERSE },
                        { .name = "bridge",     .gpio = 1 << 1, .polarity = REVERSE },
                        { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
+                       { .name = "wlan",       .gpio = 1 << 2, .polarity = REVERSE },
                },
        },
        [WHR2_A54G54] = {
@@ -483,6 +495,19 @@ static struct platform_t __initdata platforms[] = {
                        { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
                },
        },
+       [WR850GP] = {
+               .name           = "Motorola WR850GP",
+               .buttons        = {
+                       { .name = "reset",      .gpio = 1 << 5 },
+               },
+               .leds           = {
+                       { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
+                       { .name = "wlan",       .gpio = 1 << 0, .polarity = REVERSE },
+                       { .name = "dmz",        .gpio = 1 << 6, .polarity = REVERSE },
+                       { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
+               },
+       },
+
        /* Belkin */
        [BELKIN_UNKNOWN] = {
                .name           = "Belkin (unknown)",
@@ -530,20 +555,89 @@ static struct platform_t __initdata platforms[] = {
                },
                .platform_init = bcm4780_init,
        },
+       /* D-Link */
+       [DIR130] = {
+               .name     = "D-Link DIR-130",
+               .buttons        = {
+                       { .name = "reset",      .gpio = 1 << 3},
+                       { .name = "reserved",   .gpio = 1 << 7},
+               },
+               .leds      = {
+                       { .name = "diag",       .gpio = 1 << 0},
+                       { .name = "blue",       .gpio = 1 << 6},
+               },
+       },
+       [DIR330] = {
+               .name     = "D-Link DIR-330",
+               .buttons        = {
+                       { .name = "reset",      .gpio = 1 << 3},
+                       { .name = "reserved",   .gpio = 1 << 7},
+               },
+               .leds      = {
+                       { .name = "diag",       .gpio = 1 << 0},
+                       { .name = "usb",        .gpio = 1 << 4},
+                       { .name = "blue",       .gpio = 1 << 6},
+               },
+       },
 };
 
 static struct platform_t __init *platform_detect(void)
 {
        char *boardnum, *boardtype, *buf;
 
-       boardnum = getvar("boardnum");
-       boardtype = getvar("boardtype");
-
        if (strcmp(getvar("nvram_type"), "cfe") == 0)
                return &platforms[WGT634U];
-       
-       if (strncmp(getvar("model_no"), "WL700",5) == 0)
-               return &platforms[WL700GE];
+
+       /* Look for a model identifier */
+
+       /* Based on "model_name" */
+       if (buf = nvram_get("model_name")) {
+               if (!strcmp(buf, "DIR-130"))
+                       return &platforms[DIR130];
+               if (!strcmp(buf, "DIR-330"))
+                       return &platforms[DIR330];
+       }
+
+       /* Based on "model_no" */
+       if (buf = nvram_get("model_no")) {
+               if (!strncmp(buf,"WL700", 5)) /* WL700* */
+                       return &platforms[WL700GE];
+       }
+
+       /* Based on "ModelId" */
+       if (buf = nvram_get("ModelId")) {
+               if (!strcmp(buf, "WR850GP"))
+                       return &platforms[WR850GP];
+               if (!strcmp(buf,"WX-5565"))
+                       return &platforms[TM2300];
+               if (!strncmp(buf,"WE800G", 6)) /* WE800G* */
+                       return &platforms[WE800G];
+       }
+
+       /* Buffalo */
+       if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
+               /* Buffalo hardware, check id for specific hardware matches */
+               if (!strcmp(buf, "29bb0332"))
+                       return &platforms[WBR2_G54];
+               if (!strcmp(buf, "29129"))
+                       return &platforms[WLA2_G54L];
+               if (!strcmp(buf, "30189"))
+                       return &platforms[WHR_HP_G54];
+               if (!strcmp(buf, "30182"))
+                       return &platforms[WHR_G54S];
+               if (!strcmp(buf, "290441dd"))
+                       return &platforms[WHR2_A54G54];
+               if (!strcmp(buf, "31120"))
+                       return &platforms[WZR_G300N];
+               if (!strcmp(buf, "30083"))
+                       return &platforms[WZR_RS_G54];
+               if (!strcmp(buf, "30103"))
+                       return &platforms[WZR_RS_G54HP];
+       }
+
+       /* no easy model number, attempt to guess */
+       boardnum = getvar("boardnum");
+       boardtype = getvar("boardtype");
 
        if (strncmp(getvar("pmon_ver"), "CFE", 3) == 0) {
                /* CFE based - newer hardware */
@@ -572,18 +666,11 @@ static struct platform_t __init *platform_detect(void)
                
                if (!strcmp(boardnum, "10496"))
                        return &platforms[USR5461];
-       } else { /* PMON based - old stuff */
 
-               /* Dell TrueMobile 2300 */
-               if (!strcmp(getvar("ModelId"),"WX-5565"))
-                       return &platforms[TM2300];
-       
+       } else { /* PMON based - old stuff */
                if ((simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 9) &&
                        (simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 30)) {
-                       if (!strncmp(getvar("ModelId"),"WE800G", 6))
-                               return &platforms[WE800G];
-                       else
-                               return &platforms[WR850GV1];
+                       return &platforms[WR850GV1];
                }
                if (!strncmp(boardtype, "bcm94710dev", 11)) {
                        if (!strcmp(boardnum, "42"))
@@ -608,26 +695,6 @@ static struct platform_t __init *platform_detect(void)
                        return &platforms[ASUS_4702];
        }
 
-       if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
-               /* Buffalo hardware, check id for specific hardware matches */
-               if (!strcmp(buf, "29bb0332"))
-                       return &platforms[WBR2_G54];
-               if (!strcmp(buf, "29129"))
-                       return &platforms[WLA2_G54L];
-               if (!strcmp(buf, "30189"))
-                       return &platforms[WHR_HP_G54];
-               if (!strcmp(buf, "30182"))
-                       return &platforms[WHR_G54S];
-               if (!strcmp(buf, "290441dd"))
-                       return &platforms[WHR2_A54G54];
-               if (!strcmp(buf, "31120"))
-                       return &platforms[WZR_G300N];
-               if (!strcmp(buf, "30083"))
-                       return &platforms[WZR_RS_G54];
-               if (!strcmp(buf, "30103"))
-                       return &platforms[WZR_RS_G54HP];
-       }
-
        if (buf || !strcmp(boardnum, "00")) {/* probably buffalo */
                if (!strncmp(boardtype, "bcm94710ap", 10))
                        return &platforms[BUFFALO_UNKNOWN_4710];
@@ -675,17 +742,104 @@ static void unregister_buttons(struct button_t *b)
        gpio_set_irqenable(0, button_handler);
 }
 
+
+#ifndef LINUX_2_4
+static void add_msg(struct event_t *event, char *msg, int argv)
+{
+       char *s;
+
+       if (argv)
+               return;
+
+       s = skb_put(event->skb, strlen(msg) + 1);
+       strcpy(s, msg);
+}
+
+static void hotplug_button(struct work_struct *work)
+{
+       struct event_t *event = container_of(work, struct event_t, wq);
+       char *s;
+
+       if (!uevent_sock)
+               return;
+
+       event->skb = alloc_skb(2048, GFP_KERNEL);
+
+       s = skb_put(event->skb, strlen(event->action) + 2);
+       sprintf(s, "%s@", event->action);
+       fill_event(event);
+
+       NETLINK_CB(event->skb).dst_group = 1;
+       netlink_broadcast(uevent_sock, event->skb, 0, 1, GFP_KERNEL);
+
+       kfree(event);
+}
+
+#else /* !LINUX_2_4 */
+static inline char *kzalloc(unsigned int size, unsigned int gfp)
+{
+       char *p;
+
+       p = kmalloc(size, gfp);
+       if (p == NULL)
+               return NULL;
+
+       memset(p, 0, size);
+
+       return p;
+}
+
+static void add_msg(struct event_t *event, char *msg, int argv)
+{
+       if (argv)
+               event->argv[event->anr++] = event->scratch;
+       else
+               event->envp[event->enr++] = event->scratch;
+
+       event->scratch += sprintf(event->scratch, "%s", msg) + 1;
+}
+
 static void hotplug_button(struct event_t *event)
 {
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
-       call_usermodehelper (event->argv[0], event->argv, event->envp, 1);
-#else
+       char *scratch = kzalloc(256, GFP_KERNEL);
+       event->scratch = scratch;
+
+       add_msg(event, hotplug_path, 1);
+       add_msg(event, "button", 1);
+       fill_event(event);
        call_usermodehelper (event->argv[0], event->argv, event->envp);
-#endif
+       kfree(scratch);
        kfree(event);
 }
+#endif /* !LINUX_2_4 */
+
+static int fill_event (struct event_t *event)
+{
+       static char buf[128];
+
+       add_msg(event, "HOME=/", 0);
+       add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
+       add_msg(event, "SUBSYSTEM=button", 0);
+       snprintf(buf, 128, "ACTION=%s", event->action);
+       add_msg(event, buf, 0);
+       snprintf(buf, 128, "BUTTON=%s", event->name);
+       add_msg(event, buf, 0);
+       snprintf(buf, 128, "SEEN=%ld", event->seen);
+       add_msg(event, buf, 0);
+#ifndef LINUX_2_4
+       snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
+       add_msg(event, buf, 0);
+#endif
+
+       return 0;
+}
 
+
+#ifndef LINUX_2_4
+static irqreturn_t button_handler(int irq, void *dev_id)
+#else
 static irqreturn_t button_handler(int irq, void *dev_id, struct pt_regs *regs)
+#endif
 {
        struct button_t *b;
        u32 in, changed;
@@ -704,27 +858,15 @@ static irqreturn_t button_handler(int irq, void *dev_id, struct pt_regs *regs)
 
                b->pressed ^= 1;
 
-               if ((event = (struct event_t *)kmalloc (sizeof(struct event_t), GFP_ATOMIC))) {
-                       int i;
-                       char *scratch = event->buf;
-
-                       i = 0;
-                       event->argv[i++] = hotplug_path;
-                       event->argv[i++] = "button";
-                       event->argv[i] = 0;
-
-                       i = 0;
-                       event->envp[i++] = "HOME=/";
-                       event->envp[i++] = "PATH=/sbin:/bin:/usr/sbin:/usr/bin";
-                       event->envp[i++] = scratch;
-                       scratch += sprintf (scratch, "ACTION=%s", b->pressed?"pressed":"released") + 1;
-                       event->envp[i++] = scratch;
-                       scratch += sprintf (scratch, "BUTTON=%s", b->name) + 1;
-                       event->envp[i++] = scratch;
-                       scratch += sprintf (scratch, "SEEN=%ld", (jiffies - b->seen)/HZ) + 1;
-                       event->envp[i] = 0;
-
+               if ((event = (struct event_t *)kzalloc (sizeof(struct event_t), GFP_ATOMIC))) {
+                       event->seen = (jiffies - b->seen)/HZ;
+                       event->name = b->name;
+                       event->action = b->pressed ? "pressed" : "released";
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
+                       INIT_WORK(&event->wq, (void *)(void *)hotplug_button);
+#else
                        INIT_WORK(&event->wq, (void *)(void *)hotplug_button, (void *)event);
+#endif
                        schedule_work(&event->wq);
                }
 
@@ -864,6 +1006,7 @@ static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t
                len = 0;
        }
 
+       kfree(page);
        return len;
 }
 
@@ -975,7 +1118,6 @@ static int __init diag_init(void)
 
 static void __exit diag_exit(void)
 {
-
        del_timer(&led_timer);
 
        if (platform.buttons)
This page took 0.033398 seconds and 4 git commands to generate.