diff options
Diffstat (limited to 'drivers/watchdog/pcwd.c')
-rw-r--r-- | drivers/watchdog/pcwd.c | 44 |
1 files changed, 25 insertions, 19 deletions
diff --git a/drivers/watchdog/pcwd.c b/drivers/watchdog/pcwd.c index 9e1331a3b215..aa9512321f3a 100644 --- a/drivers/watchdog/pcwd.c +++ b/drivers/watchdog/pcwd.c | |||
@@ -24,25 +24,25 @@ | |||
24 | * version reporting. Added read routine for temperature. | 24 | * version reporting. Added read routine for temperature. |
25 | * Removed some extra defines, added an autodetect Revision | 25 | * Removed some extra defines, added an autodetect Revision |
26 | * routine. | 26 | * routine. |
27 | * 961006 Revised some documentation, fixed some cosmetic bugs. Made | 27 | * 961006 Revised some documentation, fixed some cosmetic bugs. Made |
28 | * drivers to panic the system if it's overheating at bootup. | 28 | * drivers to panic the system if it's overheating at bootup. |
29 | * 961118 Changed some verbiage on some of the output, tidied up | 29 | * 961118 Changed some verbiage on some of the output, tidied up |
30 | * code bits, and added compatibility to 2.1.x. | 30 | * code bits, and added compatibility to 2.1.x. |
31 | * 970912 Enabled board on open and disable on close. | 31 | * 970912 Enabled board on open and disable on close. |
32 | * 971107 Took account of recent VFS changes (broke read). | 32 | * 971107 Took account of recent VFS changes (broke read). |
33 | * 971210 Disable board on initialisation in case board already ticking. | 33 | * 971210 Disable board on initialisation in case board already ticking. |
34 | * 971222 Changed open/close for temperature handling | 34 | * 971222 Changed open/close for temperature handling |
35 | * Michael Meskes <meskes@debian.org>. | 35 | * Michael Meskes <meskes@debian.org>. |
36 | * 980112 Used minor numbers from include/linux/miscdevice.h | 36 | * 980112 Used minor numbers from include/linux/miscdevice.h |
37 | * 990403 Clear reset status after reading control status register in | 37 | * 990403 Clear reset status after reading control status register in |
38 | * pcwd_showprevstate(). [Marc Boucher <marc@mbsi.ca>] | 38 | * pcwd_showprevstate(). [Marc Boucher <marc@mbsi.ca>] |
39 | * 990605 Made changes to code to support Firmware 1.22a, added | 39 | * 990605 Made changes to code to support Firmware 1.22a, added |
40 | * fairly useless proc entry. | 40 | * fairly useless proc entry. |
41 | * 990610 removed said useless proc code for the merge <alan> | 41 | * 990610 removed said useless proc code for the merge <alan> |
42 | * 000403 Removed last traces of proc code. <davej> | 42 | * 000403 Removed last traces of proc code. <davej> |
43 | * 011214 Added nowayout module option to override | 43 | * 011214 Added nowayout module option to override |
44 | * CONFIG_WATCHDOG_NOWAYOUT <Matt_Domsch@dell.com> | 44 | * CONFIG_WATCHDOG_NOWAYOUT <Matt_Domsch@dell.com> |
45 | * Added timeout module option to override default | 45 | * Added timeout module option to override default |
46 | */ | 46 | */ |
47 | 47 | ||
48 | /* | 48 | /* |
@@ -76,8 +76,7 @@ | |||
76 | #define WATCHDOG_DRIVER_NAME "ISA-PC Watchdog" | 76 | #define WATCHDOG_DRIVER_NAME "ISA-PC Watchdog" |
77 | #define WATCHDOG_NAME "pcwd" | 77 | #define WATCHDOG_NAME "pcwd" |
78 | #define PFX WATCHDOG_NAME ": " | 78 | #define PFX WATCHDOG_NAME ": " |
79 | #define DRIVER_VERSION WATCHDOG_DRIVER_NAME " driver, v" WATCHDOG_VERSION " (" WATCHDOG_DATE ")\n" | 79 | #define DRIVER_VERSION WATCHDOG_DRIVER_NAME " driver, v" WATCHDOG_VERSION "\n" |
80 | #define WD_VER WATCHDOG_VERSION " (" WATCHDOG_DATE ")" | ||
81 | 80 | ||
82 | /* | 81 | /* |
83 | * It should be noted that PCWD_REVISION_B was removed because A and B | 82 | * It should be noted that PCWD_REVISION_B was removed because A and B |
@@ -200,7 +199,9 @@ MODULE_PARM_DESC(debug, | |||
200 | #define WATCHDOG_HEARTBEAT 0 | 199 | #define WATCHDOG_HEARTBEAT 0 |
201 | static int heartbeat = WATCHDOG_HEARTBEAT; | 200 | static int heartbeat = WATCHDOG_HEARTBEAT; |
202 | module_param(heartbeat, int, 0); | 201 | module_param(heartbeat, int, 0); |
203 | MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (2 <= heartbeat <= 7200 or 0=delay-time from dip-switches, default=" __MODULE_STRING(WATCHDOG_HEARTBEAT) ")"); | 202 | MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. " |
203 | "(2 <= heartbeat <= 7200 or 0=delay-time from dip-switches, default=" | ||
204 | __MODULE_STRING(WATCHDOG_HEARTBEAT) ")"); | ||
204 | 205 | ||
205 | static int nowayout = WATCHDOG_NOWAYOUT; | 206 | static int nowayout = WATCHDOG_NOWAYOUT; |
206 | module_param(nowayout, int, 0); | 207 | module_param(nowayout, int, 0); |
@@ -239,7 +240,8 @@ static int send_isa_command(int cmd) | |||
239 | } | 240 | } |
240 | 241 | ||
241 | if (debug >= DEBUG) | 242 | if (debug >= DEBUG) |
242 | printk(KERN_DEBUG PFX "received following data for cmd=0x%02x: port0=0x%02x last_port0=0x%02x\n", | 243 | printk(KERN_DEBUG PFX "received following data for " |
244 | "cmd=0x%02x: port0=0x%02x last_port0=0x%02x\n", | ||
243 | cmd, port0, last_port0); | 245 | cmd, port0, last_port0); |
244 | 246 | ||
245 | return port0; | 247 | return port0; |
@@ -339,10 +341,12 @@ static void pcwd_show_card_info(void) | |||
339 | pcwd_private.io_addr); | 341 | pcwd_private.io_addr); |
340 | else if (pcwd_private.revision == PCWD_REVISION_C) { | 342 | else if (pcwd_private.revision == PCWD_REVISION_C) { |
341 | pcwd_get_firmware(); | 343 | pcwd_get_firmware(); |
342 | printk(KERN_INFO PFX "ISA-PC Watchdog (REV.C) detected at port 0x%04x (Firmware version: %s)\n", | 344 | printk(KERN_INFO PFX "ISA-PC Watchdog (REV.C) detected at port " |
345 | "0x%04x (Firmware version: %s)\n", | ||
343 | pcwd_private.io_addr, pcwd_private.fw_ver_str); | 346 | pcwd_private.io_addr, pcwd_private.fw_ver_str); |
344 | option_switches = pcwd_get_option_switches(); | 347 | option_switches = pcwd_get_option_switches(); |
345 | printk(KERN_INFO PFX "Option switches (0x%02x): Temperature Reset Enable=%s, Power On Delay=%s\n", | 348 | printk(KERN_INFO PFX "Option switches (0x%02x): " |
349 | "Temperature Reset Enable=%s, Power On Delay=%s\n", | ||
346 | option_switches, | 350 | option_switches, |
347 | ((option_switches & 0x10) ? "ON" : "OFF"), | 351 | ((option_switches & 0x10) ? "ON" : "OFF"), |
348 | ((option_switches & 0x08) ? "ON" : "OFF")); | 352 | ((option_switches & 0x08) ? "ON" : "OFF")); |
@@ -358,7 +362,8 @@ static void pcwd_show_card_info(void) | |||
358 | printk(KERN_INFO PFX "Temperature Option Detected\n"); | 362 | printk(KERN_INFO PFX "Temperature Option Detected\n"); |
359 | 363 | ||
360 | if (pcwd_private.boot_status & WDIOF_CARDRESET) | 364 | if (pcwd_private.boot_status & WDIOF_CARDRESET) |
361 | printk(KERN_INFO PFX "Previous reboot was caused by the card\n"); | 365 | printk(KERN_INFO PFX |
366 | "Previous reboot was caused by the card\n"); | ||
362 | 367 | ||
363 | if (pcwd_private.boot_status & WDIOF_OVERHEAT) { | 368 | if (pcwd_private.boot_status & WDIOF_OVERHEAT) { |
364 | printk(KERN_EMERG PFX | 369 | printk(KERN_EMERG PFX |
@@ -871,7 +876,7 @@ static int __devinit pcwd_isa_probe(struct device *dev, unsigned int id) | |||
871 | cards_found++; | 876 | cards_found++; |
872 | if (cards_found == 1) | 877 | if (cards_found == 1) |
873 | printk(KERN_INFO PFX "v%s Ken Hollis (kenji@bitgate.com)\n", | 878 | printk(KERN_INFO PFX "v%s Ken Hollis (kenji@bitgate.com)\n", |
874 | WD_VER); | 879 | WATCHDOG_VERSION); |
875 | 880 | ||
876 | if (cards_found > 1) { | 881 | if (cards_found > 1) { |
877 | printk(KERN_ERR PFX "This driver only supports 1 device\n"); | 882 | printk(KERN_ERR PFX "This driver only supports 1 device\n"); |
@@ -1026,7 +1031,8 @@ static void __exit pcwd_cleanup_module(void) | |||
1026 | module_init(pcwd_init_module); | 1031 | module_init(pcwd_init_module); |
1027 | module_exit(pcwd_cleanup_module); | 1032 | module_exit(pcwd_cleanup_module); |
1028 | 1033 | ||
1029 | MODULE_AUTHOR("Ken Hollis <kenji@bitgate.com>, Wim Van Sebroeck <wim@iguana.be>"); | 1034 | MODULE_AUTHOR("Ken Hollis <kenji@bitgate.com>, " |
1035 | "Wim Van Sebroeck <wim@iguana.be>"); | ||
1030 | MODULE_DESCRIPTION("Berkshire ISA-PC Watchdog driver"); | 1036 | MODULE_DESCRIPTION("Berkshire ISA-PC Watchdog driver"); |
1031 | MODULE_VERSION(WATCHDOG_VERSION); | 1037 | MODULE_VERSION(WATCHDOG_VERSION); |
1032 | MODULE_LICENSE("GPL"); | 1038 | MODULE_LICENSE("GPL"); |