* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
- * $Id:$
+ * $Id$
*/
#include <linux/module.h>
#include <linux/pci.h>
#define INIT_WORK INIT_TQUEUE
#define schedule_work schedule_task
#define work_struct tq_struct
-#define sbh bcm947xx_sbh
-#define sbh_lock bcm947xx_sbh_lock
#endif
-#include <typedefs.h>
-#include <osl.h>
-#include <bcmdevs.h>
-#include <sbutils.h>
-#include <sbconfig.h>
-#include <sbchipc.h>
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
-#include <sbmips.h>
-#else
-#include <hndcpu.h>
-#endif
-
-#define MODULE_NAME "diag"
-
-#define MAX_GPIO 8
-#define FLASH_TIME HZ/6
-
-#define EXTIF_ADDR 0x1f000000
-#define EXTIF_UART (EXTIF_ADDR + 0x00800000)
-
-/* For LEDs */
-#define GPIO_TYPE_NORMAL (0x0 << 24)
-#define GPIO_TYPE_EXTIF (0x1 << 24)
-#define GPIO_TYPE_MASK (0xf << 24)
+#include "gpio.h"
+#include "diag.h"
+#define getvar(str) (nvram_get(str)?:"")
static unsigned int gpiomask = 0;
module_param(gpiomask, int, 0644);
-enum polarity_t {
- REVERSE = 0,
- NORMAL = 1,
-};
-
-enum {
- PROC_BUTTON,
- PROC_LED,
- PROC_MODEL,
- PROC_GPIOMASK
-};
-
-struct prochandler_t {
- int type;
- void *ptr;
-};
-
-struct button_t {
- struct prochandler_t proc;
- char *name;
- u16 gpio;
- u8 polarity;
- u8 pressed;
- unsigned long seen;
-};
-
-struct led_t {
- struct prochandler_t proc;
- char *name;
- u32 gpio;
- u8 polarity;
- u8 flash;
- u8 state;
-};
-
-struct platform_t {
- char *name;
- struct button_t buttons[MAX_GPIO];
- struct led_t leds[MAX_GPIO];
-};
-
enum {
/* Linksys */
WAP54GV1,
WRT54G,
WRTSL54GS,
WRT54G3G,
+ WRT350N,
/* ASUS */
WLHDD,
WL500G,
WL500GD,
WL500GP,
+ WL500W,
ASUS_4702,
+ WL700GE,
/* Buffalo */
WBR2_G54,
WHR_HP_G54,
WHR2_A54G54,
WLA2_G54L,
+ WZR_G300N,
+ WZR_RS_G54,
+ WZR_RS_G54HP,
BUFFALO_UNKNOWN,
BUFFALO_UNKNOWN_4710,
/* Motorola */
WE800G,
WR850GV1,
- WR850GV2,
+ WR850GV2V3,
/* Belkin */
BELKIN_UNKNOWN,
+
+ /* Netgear */
+ WGT634U,
+
+ /* Trendware */
+ TEW411BRPP,
+
+ /* SimpleTech */
+ STI_NAS,
};
-static struct platform_t platforms[] = {
+static void __init bcm4780_init(void) {
+ int pin = 1 << 3;
+
+ /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
+ printk(MODULE_NAME ": Spinning up HDD and enabling leds\n");
+ gpio_outen(pin, pin);
+ gpio_control(pin, 0);
+ gpio_out(pin, pin);
+
+ /* Wait 5s, so the HDD can spin up */
+ set_current_state(TASK_INTERRUPTIBLE);
+ schedule_timeout(HZ * 5);
+}
+
+static struct platform_t __initdata platforms[] = {
/* Linksys */
[WAP54GV1] = {
.name = "Linksys WAP54G V1",
},
},
[WRT54G] = {
- .name = "Linksys WRT54G*",
+ .name = "Linksys WRT54G/GS/GL",
.buttons = {
{ .name = "reset", .gpio = 1 << 6 },
{ .name = "ses", .gpio = 1 << 4 },
},
.leds = {
{ .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
- { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
+ { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE },
{ .name = "ses_white", .gpio = 1 << 5, .polarity = REVERSE },
{ .name = "ses_orange", .gpio = 1 << 7, .polarity = REVERSE },
},
{ .name = "3g_blink", .gpio = 1 << 5, .polarity = NORMAL },
},
},
+ [WRT350N] = {
+ .name = "Linksys WRT350N",
+ .buttons = {
+ { .name = "reset", .gpio = 1 << 6 },
+ { .name = "ses", .gpio = 1 << 8 },
+ },
+ .leds = {
+ { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
+ { .name = "ses", .gpio = 1 << 3, .polarity = REVERSE },
+ },
+ },
/* Asus */
[WLHDD] = {
.name = "ASUS WL-HDD",
},
.leds = {
{ .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
+ { .name = "usb", .gpio = 1 << 2, .polarity = NORMAL },
},
},
[WL300G] = {
- .name = "ASUS WL-500g",
+ .name = "ASUS WL-300g",
.buttons = {
{ .name = "reset", .gpio = 1 << 6 },
},
{ .name = "power", .gpio = 1 << 1, .polarity = REVERSE },
},
},
+ [WL500W] = {
+ .name = "ASUS WL-500W",
+ .buttons = {
+ { .name = "reset", .gpio = 1 << 6 },
+ { .name = "ses", .gpio = 1 << 7 },
+ },
+ .leds = {
+ { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
+ },
+ },
[ASUS_4702] = {
.name = "ASUS (unknown, BCM4702)",
.buttons = {
{ .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
},
},
+ [WL700GE] = {
+ .name = "ASUS WL-700gE",
+ .buttons = {
+ { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
+ { .name = "ses", .gpio = 1 << 4 }, // on back, actual name ezsetup
+ { .name = "power", .gpio = 1 << 0 }, // on front
+ { .name = "copy", .gpio = 1 << 6 }, // on front
+ },
+ .leds = {
+#if 0
+ // GPIO that controls power led also enables/disables some essential functions
+ // - power to HDD
+ // - switch leds
+ { .name = "power", .gpio = 1 << 3, .polarity = NORMAL }, // actual name power
+#endif
+ { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
+ },
+ .platform_init = bcm4780_init,
+ },
/* Buffalo */
[WHR_G54S] = {
.name = "Buffalo WHR-G54S",
.buttons = {
{ .name = "reset", .gpio = 1 << 4 },
+ { .name = "bridge", .gpio = 1 << 5 },
{ .name = "ses", .gpio = 1 << 0 },
},
.leds = {
- { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
+ { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
{ .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
{ .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
+ { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
},
},
[WBR2_G54] = {
{ .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
},
},
+ [WZR_G300N] = {
+ .name = "Buffalo WZR-G300N",
+ .buttons = {
+ { .name = "reset", .gpio = 1 << 4 },
+ },
+ .leds = {
+ { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
+ { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
+ { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
+ },
+ },
+ [WZR_RS_G54] = {
+ .name = "Buffalo WZR-RS-G54",
+ .buttons = {
+ { .name = "ses", .gpio = 1 << 0 },
+ { .name = "reset", .gpio = 1 << 4 },
+ },
+ .leds = {
+ { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
+ { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
+ { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
+ },
+ },
+ [WZR_RS_G54HP] = {
+ .name = "Buffalo WZR-RS-G54HP",
+ .buttons = {
+ { .name = "ses", .gpio = 1 << 0 },
+ { .name = "reset", .gpio = 1 << 4 },
+ },
+ .leds = {
+ { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
+ { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
+ { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
+ },
+ },
[BUFFALO_UNKNOWN] = {
.name = "Buffalo (unknown)",
.buttons = {
{ .name = "reset", .gpio = 1 << 0 },
},
.leds = {
- { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
+ { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
+ { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
},
},
/* Motorola */
.leds = {
{ .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
{ .name = "diag", .gpio = 1 << 3, .polarity = REVERSE },
- { .name = "modem", .gpio = 1 << 6, .polarity = NORMAL },
+ { .name = "dmz", .gpio = 1 << 6, .polarity = NORMAL },
{ .name = "wlan_red", .gpio = 1 << 5, .polarity = REVERSE },
{ .name = "wlan_green", .gpio = 1 << 7, .polarity = REVERSE },
},
},
- [WR850GV2] = {
- .name = "Motorola WR850G V2",
+ [WR850GV2V3] = {
+ .name = "Motorola WR850G V2/V3",
.buttons = {
{ .name = "reset", .gpio = 1 << 5 },
},
.leds = {
- { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
- { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
- { .name = "modem_green",.gpio = 1 << 6, .polarity = REVERSE },
- { .name = "modem_red", .gpio = 1 << 7, .polarity = REVERSE },
+ { .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 */
{ .name = "connected", .gpio = 1 << 0, .polarity = NORMAL },
},
},
+ /* Netgear */
+ [WGT634U] = {
+ .name = "Netgear WGT634U",
+ .buttons = {
+ { .name = "reset", .gpio = 1 << 2 },
+ },
+ .leds = {
+ { .name = "power", .gpio = 1 << 3, .polarity = REVERSE },
+ },
+ },
+ /* Trendware */
+ [TEW411BRPP] = {
+ .name = "Trendware TEW411BRP+",
+ .buttons = {
+ { /* No usable buttons */ },
+ },
+ .leds = {
+ { .name = "power", .gpio = 1 << 7, .polarity = NORMAL },
+ { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL },
+ { .name = "bridge", .gpio = 1 << 6, .polarity = NORMAL },
+ },
+ },
+ /* SimpleTech */
+ [STI_NAS] = {
+ .name = "SimpleTech SimpleShare NAS",
+ .buttons = {
+ { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
+ { .name = "power", .gpio = 1 << 0 }, // on back
+ },
+ .leds = {
+ { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
+ },
+ .platform_init = bcm4780_init,
+ },
};
-extern void *sbh;
-extern spinlock_t sbh_lock;
-extern char *nvram_get(char *str);
-
-static struct proc_dir_entry *diag, *leds;
-static struct platform_t platform;
-static void led_flash(unsigned long dummy);
-
-#define getvar(str) (nvram_get(str)?:"")
-
-static void set_led_extif(struct led_t *led)
-{
- volatile u8 *addr = (volatile u8 *) KSEG1ADDR(EXTIF_UART) + (led->gpio & ~GPIO_TYPE_MASK);
- if (led->state)
- *addr = 0xFF;
- else
- *addr;
-}
-
static struct platform_t __init *platform_detect(void)
{
char *boardnum, *boardtype, *buf;
boardnum = getvar("boardnum");
boardtype = getvar("boardtype");
+
+ if (strncmp(getvar("model_no"), "WL700",5) == 0) {
+ return &platforms[WL700GE]; }
+
if (strncmp(getvar("pmon_ver"), "CFE", 3) == 0) {
/* CFE based - newer hardware */
if (!strcmp(boardnum, "42")) { /* Linksys */
- if (!strcmp(boardtype, "0x0101"))
+ if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "1"))
+ return &platforms[WRT350N];
+
+ if (!strcmp(boardtype, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
return &platforms[WRT54G3G];
if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
if (!strcmp(boardnum, "45")) { /* ASUS */
if (!strcmp(boardtype,"0x042f"))
return &platforms[WL500GP];
+ else if (!strcmp(boardtype,"0x0472"))
+ return &platforms[WL500W];
else
return &platforms[WL500GD];
}
if (!strcmp(boardnum, "10496"))
return &platforms[USR5461];
} else { /* PMON based - old stuff */
+
+ /* Dell TrueMobile 2300 */
+ if (!strcmp(getvar("ModelId"),"WX-5565"))
+ return &platforms[TM2300];
+
+ 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];
+ }
if (!strncmp(boardtype, "bcm94710dev", 11)) {
if (!strcmp(boardnum, "42"))
return &platforms[WRT54GV1];
- if (simple_strtoul(boardnum, NULL, 9) == 2)
+ if (simple_strtoul(boardnum, NULL, 0) == 2)
return &platforms[WAP54GV1];
}
if (!strncmp(getvar("hardware_version"), "WL500-", 6))
if (!strncmp(getvar("hardware_version"), "WL300-", 6)) {
/* Either WL-300g or WL-HDD, do more extensive checks */
if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
- (simple_strtoul(getvar("et1phyaddr"), NULL, 9) == 1))
+ (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 1))
return &platforms[WLHDD];
if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
- (simple_strtoul(getvar("et1phyaddr"), NULL, 9) == 10))
+ (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 10))
return &platforms[WL300G];
}
/* unknown asus stuff, probably bcm4702 */
if (!strncmp(boardnum, "asusX", 5))
return &platforms[ASUS_4702];
-
- 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];
- }
}
if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
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 */
return &platforms[BUFFALO_UNKNOWN];
}
- if (!strcmp(getvar("CFEver"), "MotoWRv203"))
- return &platforms[WR850GV2];
+ if (!strcmp(getvar("CFEver"), "MotoWRv203") ||
+ !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
+
+ return &platforms[WR850GV2V3];
+ }
+
+ if (!strcmp(boardnum, "44")) { /* Trendware TEW-411BRP+ */
+ return &platforms[TEW411BRPP];
+ }
+
+ if (!strncmp(boardnum, "04FN52", 6)) /* SimpleTech SimpleShare */
+ return &platforms[STI_NAS];
/* not found */
return NULL;
}
-static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos);
-static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, void *data);
-static struct file_operations diag_proc_fops = {
- read: diag_proc_read,
- write: diag_proc_write
-};
+static void register_buttons(struct button_t *b)
+{
+ for (; b->name; b++)
+ platform.button_mask |= b->gpio;
+ platform.button_mask &= ~gpiomask;
+ gpio_outen(platform.button_mask, 0);
+ gpio_control(platform.button_mask, 0);
+ platform.button_polarity = gpio_in() & platform.button_mask;
+ gpio_intpolarity(platform.button_mask, platform.button_polarity);
+ gpio_intmask(platform.button_mask, platform.button_mask);
+
+ gpio_set_irqenable(1, button_handler);
+}
+
+static void unregister_buttons(struct button_t *b)
+{
+ gpio_intmask(platform.button_mask, 0);
+
+ gpio_set_irqenable(0, button_handler);
+}
+
+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
+ call_usermodehelper (event->argv[0], event->argv, event->envp);
+#endif
+ kfree(event);
+}
+
+static irqreturn_t button_handler(int irq, void *dev_id, struct pt_regs *regs)
+{
+ struct button_t *b;
+ u32 in, changed;
+
+ in = gpio_in() & platform.button_mask;
+ gpio_intpolarity(platform.button_mask, in);
+ changed = platform.button_polarity ^ in;
+ platform.button_polarity = in;
+
+ changed &= ~gpio_outen(0, 0);
+
+ for (b = platform.buttons; b->name; b++) {
+ struct event_t *event;
+
+ if (!(b->gpio & changed)) continue;
+
+ 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;
+
+ INIT_WORK(&event->wq, (void *)(void *)hotplug_button, (void *)event);
+ schedule_work(&event->wq);
+ }
+
+ b->seen = jiffies;
+ }
+ return IRQ_HANDLED;
+}
+
+static void register_leds(struct led_t *l)
+{
+ struct proc_dir_entry *p;
+ u32 mask = 0;
+ u32 val = 0;
+
+ leds = proc_mkdir("led", diag);
+ if (!leds)
+ return;
+
+ for(; l->name; l++) {
+ if (l->gpio & gpiomask)
+ continue;
+
+ if (l->gpio & GPIO_TYPE_EXTIF) {
+ l->state = 0;
+ set_led_extif(l);
+ } else {
+ mask |= l->gpio;
+ val |= (l->polarity == NORMAL)?0:l->gpio;
+ }
+
+ if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
+ l->proc.type = PROC_LED;
+ l->proc.ptr = l;
+ p->data = (void *) &l->proc;
+ p->proc_fops = &diag_proc_fops;
+ }
+ }
+
+ gpio_outen(mask, mask);
+ gpio_control(mask, 0);
+ gpio_out(mask, val);
+}
+
+static void unregister_leds(struct led_t *l)
+{
+ for(; l->name; l++)
+ remove_proc_entry(l->name, leds);
+
+ remove_proc_entry("led", diag);
+}
+
+static void set_led_extif(struct led_t *led)
+{
+ gpio_set_extif(led->gpio, led->state);
+}
+
+static void led_flash(unsigned long dummy) {
+ struct led_t *l;
+ u32 mask = 0;
+ u8 extif_blink = 0;
+
+ for (l = platform.leds; l->name; l++) {
+ if (l->flash) {
+ if (l->gpio & GPIO_TYPE_EXTIF) {
+ extif_blink = 1;
+ l->state = !l->state;
+ set_led_extif(l);
+ } else {
+ mask |= l->gpio;
+ }
+ }
+ }
+
+ mask &= ~gpiomask;
+ if (mask) {
+ u32 val = ~gpio_in();
+
+ gpio_outen(mask, mask);
+ gpio_control(mask, 0);
+ gpio_out(mask, val);
+ }
+ if (mask || extif_blink) {
+ mod_timer(&led_timer, jiffies + FLASH_TIME);
+ }
+}
static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos)
{
if (led->gpio & GPIO_TYPE_EXTIF) {
len = sprintf(page, "%d\n", led->state);
} else {
- int in = (sb_gpioin(sbh) & led->gpio ? 1 : 0);
- int p = (led->polarity == NORMAL ? 0 : 1);
+ u32 in = (gpio_in() & led->gpio ? 1 : 0);
+ u8 p = (led->polarity == NORMAL ? 0 : 1);
len = sprintf(page, "%d\n", ((in ^ p) ? 1 : 0));
}
}
len = sprintf(page, "%s\n", platform.name);
break;
case PROC_GPIOMASK:
- len = sprintf(page, "%d\n", gpiomask);
+ len = sprintf(page, "0x%04x\n", gpiomask);
break;
}
}
}
-static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, void *data)
+static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, loff_t *ppos)
{
#ifdef LINUX_2_4
struct inode *inode = file->f_dentry->d_inode;
struct led_t *led = (struct led_t *) handler->ptr;
int p = (led->polarity == NORMAL ? 0 : 1);
- if (!(led->gpio & GPIO_TYPE_EXTIF) && (led->gpio & gpiomask))
- break;
-
if (page[0] == 'f') {
led->flash = 1;
led_flash(0);
led->state = p ^ ((page[0] == '1') ? 1 : 0);
set_led_extif(led);
} else {
- sb_gpioouten(sbh, led->gpio, led->gpio, GPIO_DRV_PRIORITY);
- sb_gpiocontrol(sbh, led->gpio, 0, GPIO_DRV_PRIORITY);
- sb_gpioout(sbh, led->gpio, ((p ^ (page[0] == '1')) ? led->gpio : 0), GPIO_DRV_PRIORITY);
+ gpio_outen(led->gpio, led->gpio);
+ gpio_control(led->gpio, 0);
+ gpio_out(led->gpio, ((p ^ (page[0] == '1')) ? led->gpio : 0));
}
}
break;
}
case PROC_GPIOMASK:
- gpiomask = simple_strtoul(page, NULL, 16);
+ gpiomask = simple_strtoul(page, NULL, 0);
+
+ if (platform.buttons) {
+ unregister_buttons(platform.buttons);
+ register_buttons(platform.buttons);
+ }
+
+ if (platform.leds) {
+ unregister_leds(platform.leds);
+ register_leds(platform.leds);
+ }
break;
}
ret = count;
return ret;
}
-struct event_t {
- struct work_struct tq;
- char buf[256];
- char *argv[3];
- char *envp[6];
-};
-
-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
- call_usermodehelper (event->argv[0], event->argv, event->envp);
-#endif
- kfree(event);
-}
-
-static void set_irqenable(int enabled)
-{
- unsigned int coreidx;
- unsigned long flags;
- chipcregs_t *cc;
-
- spin_lock_irqsave(sbh_lock, flags);
- coreidx = sb_coreidx(sbh);
- if ((cc = sb_setcore(sbh, SB_CC, 0))) {
- int intmask;
-
- intmask = readl(&cc->intmask);
- if (enabled)
- intmask |= CI_GPIO;
- else
- intmask &= ~CI_GPIO;
- writel(intmask, &cc->intmask);
- }
- sb_setcoreidx(sbh, coreidx);
- spin_unlock_irqrestore(sbh_lock, flags);
-}
-
-
-static irqreturn_t button_handler(int irq, void *dev_id, struct pt_regs *regs)
-{
- struct button_t *b;
- int in = sb_gpioin(sbh);
- struct event_t *event;
-
- set_irqenable(0);
- for (b = platform.buttons; b->name; b++) {
- if (b->gpio & gpiomask)
- continue;
-
- if (b->polarity != (in & b->gpio)) {
- 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;
-
- INIT_WORK(&event->tq, (void *)(void *)hotplug_button, (void *)event);
- schedule_work(&event->tq);
- }
-
- b->seen = jiffies;
- b->polarity ^= b->gpio;
- sb_gpiointpolarity(sbh, b->gpio, b->polarity, GPIO_DRV_PRIORITY);
- }
- }
- set_irqenable(1);
- return IRQ_HANDLED;
-}
-
-static struct timer_list led_timer = {
- function: &led_flash
-};
-
-static void led_flash(unsigned long dummy) {
- struct led_t *l;
- unsigned mask = 0;
- unsigned extif_blink = 0;
-
- for (l = platform.leds; l->name; l++) {
- if (l->flash) {
- if (l->gpio & GPIO_TYPE_EXTIF) {
- extif_blink = 1;
- l->state = !l->state;
- set_led_extif(l);
- } else {
- mask |= l->gpio;
- }
- }
- }
-
- mask &= ~gpiomask;
- if (mask) {
- unsigned val;
-
- val = ~sb_gpioin(sbh);
- val &= mask;
-
- sb_gpioouten(sbh, mask, mask, GPIO_DRV_PRIORITY);
- sb_gpiocontrol(sbh, mask, 0, GPIO_DRV_PRIORITY);
- sb_gpioout(sbh, mask, val, GPIO_DRV_PRIORITY);
- }
- if (mask || extif_blink) {
- mod_timer(&led_timer, jiffies + FLASH_TIME);
- }
-}
-
-static void __init register_buttons(struct button_t *b)
-{
- int irq = sb_irq(sbh) + 2;
-
- request_irq(irq, button_handler, SA_SHIRQ | SA_SAMPLE_RANDOM, "gpio", button_handler);
-
- for (; b->name; b++) {
- if (b->gpio & gpiomask)
- continue;
-
- sb_gpioouten(sbh, b->gpio,0, GPIO_DRV_PRIORITY);
- sb_gpiocontrol(sbh, b->gpio,0, GPIO_DRV_PRIORITY);
- b->polarity = sb_gpioin(sbh) & b->gpio;
- sb_gpiointpolarity(sbh, b->gpio, b->polarity, GPIO_DRV_PRIORITY);
- sb_gpiointmask(sbh, b->gpio, b->gpio, GPIO_DRV_PRIORITY);
- }
- set_irqenable(1);
-}
-
-static void __exit unregister_buttons(struct button_t *b)
-{
- int irq = sb_irq(sbh) + 2;
-
- for (; b->name; b++)
- sb_gpiointmask(sbh, b->gpio, 0, GPIO_DRV_PRIORITY);
-
- free_irq(irq, button_handler);
-}
-
-static void __init register_leds(struct led_t *l)
-{
- struct proc_dir_entry *p;
-
- leds = proc_mkdir("led", diag);
- if (!leds)
- return;
-
- for(; l->name; l++) {
- if (l->gpio & gpiomask)
- continue;
-
- if (l->gpio & GPIO_TYPE_EXTIF) {
- l->state = 0;
- set_led_extif(l);
- } else {
- sb_gpioouten(sbh, l->gpio, l->gpio, GPIO_DRV_PRIORITY);
- sb_gpiocontrol(sbh, l->gpio, 0, GPIO_DRV_PRIORITY);
- sb_gpioout(sbh, l->gpio, (l->polarity == NORMAL)?0:l->gpio, GPIO_DRV_PRIORITY);
- }
-
- if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
- l->proc.type = PROC_LED;
- l->proc.ptr = l;
- p->data = (void *) &l->proc;
- p->proc_fops = &diag_proc_fops;
- }
- }
-}
-
-static void __exit unregister_leds(struct led_t *l)
-{
- for(; l->name; l++)
- remove_proc_entry(l->name, leds);
-
- remove_proc_entry("led", diag);
-}
-
-static void __exit diag_exit(void)
-{
-
- del_timer(&led_timer);
-
- if (platform.buttons)
- unregister_buttons(platform.buttons);
-
- if (platform.leds)
- unregister_leds(platform.leds);
-
- remove_proc_entry("model", diag);
- remove_proc_entry("gpiomask", diag);
- remove_proc_entry("diag", NULL);
-}
-
-static struct prochandler_t proc_model = { .type = PROC_MODEL };
-static struct prochandler_t proc_gpiomask = { .type = PROC_GPIOMASK };
-
static int __init diag_init(void)
{
static struct proc_dir_entry *p;
memcpy(&platform, detected, sizeof(struct platform_t));
printk(MODULE_NAME ": Detected '%s'\n", platform.name);
+ if (platform.platform_init != NULL) {
+ platform.platform_init();
+ }
if (!(diag = proc_mkdir("diag", NULL))) {
printk(MODULE_NAME ": proc_mkdir on /proc/diag failed\n");
return 0;
}
+static void __exit diag_exit(void)
+{
+
+ del_timer(&led_timer);
+
+ if (platform.buttons)
+ unregister_buttons(platform.buttons);
+
+ if (platform.leds)
+ unregister_leds(platform.leds);
+
+ remove_proc_entry("model", diag);
+ remove_proc_entry("gpiomask", diag);
+ remove_proc_entry("diag", NULL);
+}
+
module_init(diag_init);
module_exit(diag_exit);
projects / openwrt.git / blobdiff