2 # Watchdog device configuration
6 bool "Watchdog Timer Support"
8 If you say Y here (and to one of the following options) and create a
9 character special file /dev/watchdog with major number 10 and minor
10 number 130 using mknod ("man mknod"), you will get a watchdog, i.e.:
11 subsequently opening the file and then failing to write to it for
12 longer than 1 minute will result in rebooting the machine. This
13 could be useful for a networked machine that needs to come back
14 on-line as fast as possible after a lock-up. There's both a watchdog
15 implementation entirely in software (which can sometimes fail to
16 reboot the machine) and a driver for hardware watchdog boards, which
17 are more robust and can also keep track of the temperature inside
18 your computer. For details, read
19 <file:Documentation/watchdog/watchdog-api.txt> in the kernel source.
21 The watchdog is usually used together with the watchdog daemon
22 which is available from
23 <ftp://ibiblio.org/pub/Linux/system/daemons/watchdog/>. This daemon can
24 also monitor NFS connections and can reboot the machine when the process
31 config WATCHDOG_NOWAYOUT
32 bool "Disable watchdog shutdown on close"
34 The default watchdog behaviour (which you get if you say N here) is
35 to stop the timer if the process managing it closes the file
36 /dev/watchdog. It's always remotely possible that this process might
37 get killed. If you say Y here, the watchdog cannot be stopped once
41 # General Watchdog drivers
44 comment "Watchdog Device Drivers"
46 # Architecture Independent
49 tristate "Software watchdog"
51 A software monitoring watchdog. This will fail to reboot your system
52 from some situations that the hardware watchdog will recover
53 from. Equally it's a lot cheaper to install.
55 To compile this driver as a module, choose M here: the
56 module will be called softdog.
62 config AT91RM9200_WATCHDOG
63 tristate "AT91RM9200 watchdog"
64 depends on ARCH_AT91RM9200
66 Watchdog timer embedded into AT91RM9200 chips. This will reboot your
67 system when the timeout is reached.
70 tristate "DC21285 watchdog"
73 The Intel Footbridge chip contains a built-in watchdog circuit. Say Y
74 here if you wish to use this. Alternatively say M to compile the
75 driver as a module, which will be called wdt285.
77 This driver does not work on all machines. In particular, early CATS
78 boards have hardware problems that will cause the machine to simply
79 lock up if the watchdog fires.
81 "If in doubt, leave it out" - say N.
84 tristate "NetWinder WB83C977 watchdog"
85 depends on FOOTBRIDGE && ARCH_NETWINDER
87 Say Y here to include support for the WB977 watchdog included in
88 NetWinder machines. Alternatively say M to compile the driver as
89 a module, which will be called wdt977.
91 Not sure? It's safe to say N.
93 config IXP2000_WATCHDOG
94 tristate "IXP2000 Watchdog"
95 depends on ARCH_IXP2000
97 Say Y here if to include support for the watchdog timer
98 in the Intel IXP2000(2400, 2800, 2850) network processors.
99 This driver can be built as a module by choosing M. The module
100 will be called ixp2000_wdt.
102 Say N if you are unsure.
104 config IXP4XX_WATCHDOG
105 tristate "IXP4xx Watchdog"
106 depends on ARCH_IXP4XX
108 Say Y here if to include support for the watchdog timer
109 in the Intel IXP4xx network processors. This driver can
110 be built as a module by choosing M. The module will
111 be called ixp4xx_wdt.
113 Note: The internal IXP4xx watchdog does a soft CPU reset
114 which doesn't reset any peripherals. There are circumstances
115 where the watchdog will fail to reset the board correctly
116 (e.g., if the boot ROM is in an unreadable state).
118 Say N if you are unsure.
120 config KS8695_WATCHDOG
121 tristate "KS8695 watchdog"
122 depends on ARCH_KS8695
124 Watchdog timer embedded into KS8695 processor. This will reboot your
125 system when the timeout is reached.
127 config S3C2410_WATCHDOG
128 tristate "S3C2410 Watchdog"
129 depends on ARCH_S3C2410
131 Watchdog timer block in the Samsung S3C2410 chips. This will
132 reboot the system when the timer expires with the watchdog
135 The driver is limited by the speed of the system's PCLK
136 signal, so with reasonably fast systems (PCLK around 50-66MHz)
137 then watchdog intervals of over approximately 20seconds are
140 The driver can be built as a module by choosing M, and will
141 be called s3c2410_wdt
143 config SA1100_WATCHDOG
144 tristate "SA1100/PXA2xx watchdog"
145 depends on ARCH_SA1100 || ARCH_PXA
147 Watchdog timer embedded into SA11x0 and PXA2xx chips. This will
148 reboot your system when timeout is reached.
150 NOTE: once enabled, this timer cannot be disabled.
152 To compile this driver as a module, choose M here: the
153 module will be called sa1100_wdt.
155 config MPCORE_WATCHDOG
156 tristate "MPcore watchdog"
157 depends on ARM_MPCORE_PLATFORM && LOCAL_TIMERS
159 Watchdog timer embedded into the MPcore system.
161 To compile this driver as a module, choose M here: the
162 module will be called mpcore_wdt.
164 config EP93XX_WATCHDOG
165 tristate "EP93xx Watchdog"
166 depends on ARCH_EP93XX
168 Say Y here if to include support for the watchdog timer
169 embedded in the Cirrus Logic EP93xx family of devices.
171 To compile this driver as a module, choose M here: the
172 module will be called ep93xx_wdt.
175 tristate "OMAP Watchdog"
176 depends on ARCH_OMAP16XX || ARCH_OMAP24XX
178 Support for TI OMAP1610/OMAP1710/OMAP2420 watchdog. Say 'Y' here to
179 enable the OMAP1610/OMAP1710 watchdog timer.
181 config PNX4008_WATCHDOG
182 tristate "PNX4008 Watchdog"
183 depends on ARCH_PNX4008
185 Say Y here if to include support for the watchdog timer
186 in the PNX4008 processor.
187 This driver can be built as a module by choosing M. The module
188 will be called pnx4008_wdt.
190 Say N if you are unsure.
193 tristate "IOP Watchdog"
195 select WATCHDOG_NOWAYOUT if (ARCH_IOP32X || ARCH_IOP33X)
197 Say Y here if to include support for the watchdog timer
198 in the Intel IOP3XX & IOP13XX I/O Processors. This driver can
199 be built as a module by choosing M. The module will
202 Note: The IOP13XX watchdog does an Internal Bus Reset which will
203 affect both cores and the peripherals of the IOP. The ATU-X
204 and/or ATUe configuration registers will remain intact, but if
205 operating as an Root Complex and/or Central Resource, the PCI-X
206 and/or PCIe busses will also be reset. THIS IS A VERY BIG HAMMER.
208 config DAVINCI_WATCHDOG
209 tristate "DaVinci watchdog"
210 depends on ARCH_DAVINCI
212 Say Y here if to include support for the watchdog timer
213 in the DaVinci DM644x/DM646x processors.
214 To compile this driver as a module, choose M here: the
215 module will be called davinci_wdt.
217 NOTE: once enabled, this timer cannot be disabled.
218 Say N if you are unsure.
224 config AT32AP700X_WDT
225 tristate "AT32AP700x watchdog"
226 depends on CPU_AT32AP700X
228 Watchdog timer embedded into AT32AP700x devices. This will reboot
229 your system when the timeout is reached.
231 # BLACKFIN Architecture
234 tristate "Blackfin On-Chip Watchdog Timer"
237 If you say yes here you will get support for the Blackfin On-Chip
238 Watchdog Timer. If you have one of these processors and wish to
239 have watchdog support enabled, say Y, otherwise say N.
241 To compile this driver as a module, choose M here: the
242 module will be called bfin_wdt.
250 # X86 (i386 + ia64 + x86_64) Architecture
253 tristate "Acquire SBC Watchdog Timer"
256 This is the driver for the hardware watchdog on Single Board
257 Computers produced by Acquire Inc (and others). This watchdog
258 simply watches your kernel to make sure it doesn't freeze, and if
259 it does, it reboots your computer after a certain amount of time.
261 To compile this driver as a module, choose M here: the
262 module will be called acquirewdt.
264 Most people will say N.
267 tristate "Advantech SBC Watchdog Timer"
270 If you are configuring a Linux kernel for the Advantech single-board
271 computer, say `Y' here to support its built-in watchdog timer
272 feature. More information can be found at
273 <http://www.advantech.com.tw/products/>
276 tristate "ALi M1535 PMU Watchdog Timer"
277 depends on X86 && PCI
279 This is the driver for the hardware watchdog on the ALi M1535 PMU.
281 To compile this driver as a module, choose M here: the
282 module will be called alim1535_wdt.
284 Most people will say N.
287 tristate "ALi M7101 PMU Computer Watchdog"
288 depends on X86 && PCI
290 This is the driver for the hardware watchdog on the ALi M7101 PMU
291 as used in the x86 Cobalt servers.
293 To compile this driver as a module, choose M here: the
294 module will be called alim7101_wdt.
296 Most people will say N.
299 tristate "AMD Geode CS5535/CS5536 Watchdog"
302 This driver enables a watchdog capability built into the
303 CS5535/CS5536 companion chips for the AMD Geode GX and LX
304 processors. This watchdog watches your kernel to make sure
305 it doesn't freeze, and if it does, it reboots your computer after
306 a certain amount of time.
308 You can compile this driver directly into the kernel, or use
309 it as a module. The module will be called geodewdt.
312 tristate "AMD Elan SC520 processor Watchdog"
315 This is the driver for the hardware watchdog built in to the
316 AMD "Elan" SC520 microcomputer commonly used in embedded systems.
317 This watchdog simply watches your kernel to make sure it doesn't
318 freeze, and if it does, it reboots your computer after a certain
321 You can compile this driver directly into the kernel, or use
322 it as a module. The module will be called sc520_wdt.
325 tristate "Eurotech CPU-1220/1410 Watchdog Timer"
328 Enable support for the watchdog timer on the Eurotech CPU-1220 and
329 CPU-1410 cards. These are PC/104 SBCs. Spec sheets and product
330 information are at <http://www.eurotech.it/>.
333 tristate "IB700 SBC Watchdog Timer"
336 This is the driver for the hardware watchdog on the IB700 Single
337 Board Computer produced by TMC Technology (www.tmc-uk.com). This watchdog
338 simply watches your kernel to make sure it doesn't freeze, and if
339 it does, it reboots your computer after a certain amount of time.
341 This driver is like the WDT501 driver but for slightly different hardware.
343 To compile this driver as a module, choose M here: the
344 module will be called ib700wdt.
346 Most people will say N.
349 tristate "IBM Automatic Server Restart"
352 This is the driver for the IBM Automatic Server Restart watchdog
353 timer built-in into some eServer xSeries machines.
355 To compile this driver as a module, choose M here: the
356 module will be called ibmasr.
359 tristate "ICP Single Board Computer Watchdog Timer"
362 This is a driver for the hardware watchdog on the ICP Single
363 Board Computer. This driver is working on (at least) the following
364 IPC SBC's: Wafer 5823, Rocky 4783, Rocky 3703 and Rocky 3782.
366 To compile this driver as a module, choose M here: the
367 module will be called wafer5823wdt.
370 tristate "Intel 6300ESB Timer/Watchdog"
371 depends on X86 && PCI
373 Hardware driver for the watchdog timer built into the Intel
374 6300ESB controller hub.
376 To compile this driver as a module, choose M here: the
377 module will be called i6300esb.
380 tristate "Intel TCO Timer/Watchdog"
381 depends on (X86 || IA64) && PCI
383 Hardware driver for the intel TCO timer based watchdog devices.
384 These drivers are included in the Intel 82801 I/O Controller
385 Hub family (from ICH0 up to ICH8) and in the Intel 6300ESB
388 The TCO (Total Cost of Ownership) timer is a watchdog timer
389 that will reboot the machine after its second expiration. The
390 expiration time can be configured with the "heartbeat" parameter.
392 On some motherboards the driver may fail to reset the chipset's
393 NO_REBOOT flag which prevents the watchdog from rebooting the
394 machine. If this is the case you will get a kernel message like
395 "failed to reset NO_REBOOT flag, reboot disabled by hardware".
397 To compile this driver as a module, choose M here: the
398 module will be called iTCO_wdt.
400 config ITCO_VENDOR_SUPPORT
401 bool "Intel TCO Timer/Watchdog Specific Vendor Support"
404 Add vendor specific support to the intel TCO timer based watchdog
405 devices. At this moment we only have additional support for some
406 SuperMicro Inc. motherboards.
409 tristate "IT8712F (Smart Guardian) Watchdog Timer"
412 This is the driver for the built-in watchdog timer on the IT8712F
413 Super I/0 chipset used on many motherboards.
415 To compile this driver as a module, choose M here: the
416 module will be called it8712f_wdt.
419 tristate "HP Proliant iLO 2 Hardware Watchdog Timer"
422 A software monitoring watchdog and NMI sourcing driver. This driver
423 will detect lockups and provide stack trace. Also, when an NMI
424 occurs this driver will make the necessary BIOS calls to log
425 the cause of the NMI. This is a driver that will only load on a
426 HP ProLiant system with a minimum of iLO2 support.
427 To compile this driver as a module, choose M here: the
428 module will be called hpwdt.
431 tristate "National Semiconductor PC87307/PC97307 (ala SC1200) Watchdog"
434 This is a driver for National Semiconductor PC87307/PC97307 hardware
435 watchdog cards as found on the SC1200. This watchdog is mainly used
436 for power management purposes and can be used to power down the device
437 during inactivity periods (includes interrupt activity monitoring).
439 To compile this driver as a module, choose M here: the
440 module will be called sc1200wdt.
442 Most people will say N.
445 tristate "National Semiconductor SCx200 Watchdog"
446 depends on SCx200 && PCI
448 Enable the built-in watchdog timer support on the National
449 Semiconductor SCx200 processors.
451 If compiled as a module, it will be called scx200_wdt.
454 tristate "NS PC87413 watchdog"
457 This is the driver for the hardware watchdog on the PC87413 chipset
458 This watchdog simply watches your kernel to make sure it doesn't
459 freeze, and if it does, it reboots your computer after a certain
462 To compile this driver as a module, choose M here: the
463 module will be called pc87413_wdt.
465 Most people will say N.
468 tristate "SBC-60XX Watchdog Timer"
471 This driver can be used with the watchdog timer found on some
472 single board computers, namely the 6010 PII based computer.
473 It may well work with other cards. It reads port 0x443 to enable
474 and re-set the watchdog timer, and reads port 0x45 to disable
475 the watchdog. If you have a card that behave in similar ways,
476 you can probably make this driver work with your card as well.
478 You can compile this driver directly into the kernel, or use
479 it as a module. The module will be called sbc60xxwdt.
482 tristate "SBC8360 Watchdog Timer"
486 This is the driver for the hardware watchdog on the SBC8360 Single
487 Board Computer produced by Axiomtek Co., Ltd. (www.axiomtek.com).
489 To compile this driver as a module, choose M here: the
490 module will be called sbc8360.ko.
492 Most people will say N.
495 tristate "SBC Nano 7240 Watchdog Timer"
498 This is the driver for the hardware watchdog found on the IEI
499 single board computers EPIC Nano 7240 (and likely others). This
500 watchdog simply watches your kernel to make sure it doesn't freeze,
501 and if it does, it reboots your computer after a certain amount of
504 To compile this driver as a module, choose M here: the
505 module will be called sbc7240_wdt.
508 tristate "SMA CPU5 Watchdog"
512 To compile this driver as a module, choose M here: the
513 module will be called cpu5wdt.
515 config SMSC37B787_WDT
516 tristate "Winbond SMsC37B787 Watchdog Timer"
519 This is the driver for the hardware watchdog component on the
520 Winbond SMsC37B787 chipset as used on the NetRunner Mainboard
521 from Vision Systems and maybe others.
523 This watchdog simply watches your kernel to make sure it doesn't
524 freeze, and if it does, it reboots your computer after a certain
527 Usually a userspace daemon will notify the kernel WDT driver that
528 userspace is still alive, at regular intervals.
530 To compile this driver as a module, choose M here: the
531 module will be called smsc37b787_wdt.
533 Most people will say N.
536 tristate "W83627HF Watchdog Timer"
539 This is the driver for the hardware watchdog on the W83627HF chipset
540 as used in Advantech PC-9578 and Tyan S2721-533 motherboards
541 (and likely others). This watchdog simply watches your kernel to
542 make sure it doesn't freeze, and if it does, it reboots your computer
543 after a certain amount of time.
545 To compile this driver as a module, choose M here: the
546 module will be called w83627hf_wdt.
548 Most people will say N.
551 tristate "W83697HF/W83697HG Watchdog Timer"
554 This is the driver for the hardware watchdog on the W83697HF/HG
555 chipset as used in Dedibox/VIA motherboards (and likely others).
556 This watchdog simply watches your kernel to make sure it doesn't
557 freeze, and if it does, it reboots your computer after a certain
560 To compile this driver as a module, choose M here: the
561 module will be called w83697hf_wdt.
563 Most people will say N.
566 tristate "W83877F (EMACS) Watchdog Timer"
569 This is the driver for the hardware watchdog on the W83877F chipset
570 as used in EMACS PC-104 motherboards (and likely others). This
571 watchdog simply watches your kernel to make sure it doesn't freeze,
572 and if it does, it reboots your computer after a certain amount of
575 To compile this driver as a module, choose M here: the
576 module will be called w83877f_wdt.
578 Most people will say N.
581 tristate "W83977F (PCM-5335) Watchdog Timer"
584 This is the driver for the hardware watchdog on the W83977F I/O chip
585 as used in AAEON's PCM-5335 SBC (and likely others). This
586 watchdog simply watches your kernel to make sure it doesn't freeze,
587 and if it does, it reboots your computer after a certain amount of
590 To compile this driver as a module, choose M here: the
591 module will be called w83977f_wdt.
594 tristate "ZF MachZ Watchdog"
597 If you are using a ZF Micro MachZ processor, say Y here, otherwise
598 N. This is the driver for the watchdog timer built-in on that
599 processor using ZF-Logic interface. This watchdog simply watches
600 your kernel to make sure it doesn't freeze, and if it does, it
601 reboots your computer after a certain amount of time.
603 To compile this driver as a module, choose M here: the
604 module will be called machzwd.
606 config SBC_EPX_C3_WATCHDOG
607 tristate "Winsystems SBC EPX-C3 watchdog"
610 This is the driver for the built-in watchdog timer on the EPX-C3
611 Single-board computer made by Winsystems, Inc.
613 *Note*: This hardware watchdog is not probeable and thus there
614 is no way to know if writing to its IO address will corrupt
615 your system or have any real effect. The only way to be sure
616 that this driver does what you want is to make sure you
617 are running it on an EPX-C3 from Winsystems with the watchdog
618 timer at IO address 0x1ee and 0x1ef. It will write to both those
619 IO ports. Basically, the assumption is made that if you compile
620 this driver into your kernel and/or load it as a module, that you
621 know what you are doing and that you are in fact running on an
624 To compile this driver as a module, choose M here: the
625 module will be called sbc_epx_c3.
631 # M68KNOMMU Architecture
636 tristate "Indy/I2 Hardware Watchdog"
637 depends on SGI_HAS_INDYDOG
639 Hardware driver for the Indy's/I2's watchdog. This is a
640 watchdog timer that will reboot the machine after a 60 second
641 timer expired and no process has written to /dev/watchdog during
645 tristate "MTX-1 Hardware Watchdog"
648 Hardware driver for the MTX-1 boards. This is a watchdog timer that
649 will reboot the machine after a 100 seconds timer expired.
652 tristate "RM9000/GPI hardware watchdog"
653 depends on CPU_RM9000
655 Watchdog implementation using the GPI hardware found on
656 PMC-Sierra RM9xxx CPUs.
658 To compile this driver as a module, choose M here: the
659 module will be called rm9k_wdt.
662 tristate "Sibyte SoC hardware watchdog"
665 Watchdog driver for the built in watchdog hardware in Sibyte
666 SoC processors. There are apparently two watchdog timers
667 on such processors; this driver supports only the first one,
668 because currently Linux only supports exporting one watchdog
671 To compile this driver as a loadable module, choose M here.
672 The module will be called sb_wdog.
675 tristate "TI AR7 Watchdog Timer"
678 Hardware driver for the TI AR7 Watchdog Timer.
681 tristate "Toshiba TXx9 Watchdog Timer"
682 depends on CPU_TX39XX || CPU_TX49XX
684 Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs.
686 # PARISC Architecture
688 # POWERPC Architecture
691 tristate "MPC5200 Watchdog Timer"
692 depends on PPC_MPC52xx
695 tristate "MPC8xx Watchdog Timer"
699 tristate "MPC83xx Watchdog Timer"
703 tristate "MV64X60 (Marvell Discovery) Watchdog Timer"
707 bool "PowerPC Book-E Watchdog Timer"
708 depends on BOOKE || 4xx
710 Please see Documentation/watchdog/watchdog-api.txt for
716 tristate "RTAS watchdog"
719 This driver adds watchdog support for the RTAS watchdog.
721 To compile this driver as a module, choose M here. The module
722 will be called wdrtas.
727 tristate "z/VM Watchdog Timer"
730 IBM s/390 and zSeries machines running under z/VM 5.1 or later
731 provide a virtual watchdog timer to their guest that cause a
732 user define Control Program command to be executed after a
735 To compile this driver as a module, choose M here. The module
736 will be called vmwatchdog.
738 # SUPERH (sh + sh64) Architecture
741 tristate "SuperH Watchdog"
742 depends on SUPERH && (CPU_SH3 || CPU_SH4)
744 This driver adds watchdog support for the integrated watchdog in the
745 SuperH processors. If you have one of these processors and wish
746 to have watchdog support enabled, say Y, otherwise say N.
748 As a side note, saying Y here will automatically boost HZ to 1000
749 so that the timer has a chance to clear the overflow counter. On
750 slower systems (such as the SH-2 and SH-3) this will likely yield
751 some performance issues. As such, the WDT should be avoided here
752 unless it is absolutely necessary.
754 To compile this driver as a module, choose M here: the
755 module will be called shwdt.
758 bool "Allow mmap of SH WDT"
762 If you say Y here, user applications will be able to mmap the
767 # SPARC64 Architecture
769 config WATCHDOG_CP1XXX
770 tristate "CP1XXX Hardware Watchdog support"
771 depends on SPARC64 && PCI
773 This is the driver for the hardware watchdog timers present on
774 Sun Microsystems CompactPCI models CP1400 and CP1500.
776 To compile this driver as a module, choose M here: the
777 module will be called cpwatchdog.
779 If you do not have a CompactPCI model CP1400 or CP1500, or
780 another UltraSPARC-IIi-cEngine boardset with hardware watchdog,
781 you should say N to this option.
784 tristate "RIO Hardware Watchdog support"
785 depends on SPARC64 && PCI
787 Say Y here to support the hardware watchdog capability on Sun RIO
788 machines. The watchdog timeout period is normally one minute but
789 can be changed with a boot-time parameter.
793 # XTENSA Architecture
796 # ISA-based Watchdog Cards
799 comment "ISA-based Watchdog Cards"
803 tristate "Berkshire Products ISA-PC Watchdog"
806 This is the driver for the Berkshire Products ISA-PC Watchdog card.
807 This card simply watches your kernel to make sure it doesn't freeze,
808 and if it does, it reboots your computer after a certain amount of
809 time. This driver is like the WDT501 driver but for different
810 hardware. Please read <file:Documentation/watchdog/pcwd-watchdog.txt>. The PC
811 watchdog cards can be ordered from <http://www.berkprod.com/>.
813 To compile this driver as a module, choose M here: the
814 module will be called pcwd.
816 Most people will say N.
819 tristate "Mixcom Watchdog"
822 This is a driver for the Mixcom hardware watchdog cards. This
823 watchdog simply watches your kernel to make sure it doesn't freeze,
824 and if it does, it reboots your computer after a certain amount of
827 To compile this driver as a module, choose M here: the
828 module will be called mixcomwd.
830 Most people will say N.
833 tristate "WDT Watchdog timer"
836 If you have a WDT500P or WDT501P watchdog board, say Y here,
837 otherwise N. It is not possible to probe for this board, which means
838 that you have to inform the kernel about the IO port and IRQ that
839 is needed (you can do this via the io and irq parameters)
841 To compile this driver as a module, choose M here: the
842 module will be called wdt.
845 bool "WDT501 features"
848 Saying Y here and creating a character special file /dev/temperature
849 with major number 10 and minor number 131 ("man mknod") will give
850 you a thermometer inside your computer: reading from
851 /dev/temperature yields one byte, the temperature in degrees
852 Fahrenheit. This works only if you have a WDT501P watchdog board
855 If you want to enable the Fan Tachometer on the WDT501P, then you
856 can do this via the tachometer parameter. Only do this if you have a
857 fan tachometer actually set up.
860 # PCI-based Watchdog Cards
863 comment "PCI-based Watchdog Cards"
867 tristate "Berkshire Products PCI-PC Watchdog"
870 This is the driver for the Berkshire Products PCI-PC Watchdog card.
871 This card simply watches your kernel to make sure it doesn't freeze,
872 and if it does, it reboots your computer after a certain amount of
873 time. The card can also monitor the internal temperature of the PC.
874 More info is available at <http://www.berkprod.com/pci_pc_watchdog.htm>.
876 To compile this driver as a module, choose M here: the
877 module will be called pcwd_pci.
879 Most people will say N.
882 tristate "PCI-WDT500/501 Watchdog timer"
885 If you have a PCI-WDT500/501 watchdog board, say Y here, otherwise N.
887 To compile this driver as a module, choose M here: the
888 module will be called wdt_pci.
891 bool "PCI-WDT501 features"
894 Saying Y here and creating a character special file /dev/temperature
895 with major number 10 and minor number 131 ("man mknod") will give
896 you a thermometer inside your computer: reading from
897 /dev/temperature yields one byte, the temperature in degrees
898 Fahrenheit. This works only if you have a PCI-WDT501 watchdog board
901 If you want to enable the Fan Tachometer on the PCI-WDT501, then you
902 can do this via the tachometer parameter. Only do this if you have a
903 fan tachometer actually set up.
906 # USB-based Watchdog Cards
909 comment "USB-based Watchdog Cards"
913 tristate "Berkshire Products USB-PC Watchdog"
916 This is the driver for the Berkshire Products USB-PC Watchdog card.
917 This card simply watches your kernel to make sure it doesn't freeze,
918 and if it does, it reboots your computer after a certain amount of
919 time. The card can also monitor the internal temperature of the PC.
920 More info is available at <http://www.berkprod.com/usb_pc_watchdog.htm>.
922 To compile this driver as a module, choose M here: the
923 module will be called pcwd_usb.
925 Most people will say N.