Lines Matching refs:watchdog
11 character special file /dev/watchdog with major number 10 and minor
12 number 130 using mknod ("man mknod"), you will get a watchdog, i.e.:
16 on-line as fast as possible after a lock-up. There's both a watchdog
18 reboot the machine) and a driver for hardware watchdog boards, which
21 <file:Documentation/watchdog/watchdog-api.rst> in the kernel source.
23 The watchdog is usually used together with the watchdog daemon
25 <https://ibiblio.org/pub/Linux/system/daemons/watchdog/>. This daemon
36 Say Y here if you want to use the new watchdog timer driver core.
37 This driver provides a framework for all watchdog timer drivers
38 and gives them the /dev/watchdog interface (and later also the
42 bool "Disable watchdog shutdown on close"
44 The default watchdog behaviour (which you get if you say N here) is
46 /dev/watchdog. It's always remotely possible that this process might
47 get killed. If you say Y here, the watchdog cannot be stopped once
51 bool "Update boot-enabled watchdog until userspace takes over"
54 The default watchdog behaviour (which you get if you say Y here) is
55 to ping watchdog devices that were enabled before the driver has
57 /dev/watchdog file. If you say N here, the kernel will not update
58 the watchdog on its own. Thus if your userspace does not start fast
62 int "Timeout value for opening watchdog device"
65 The maximum time, in seconds, for which the watchdog framework takes
66 care of pinging a hardware watchdog. A value of 0 means infinite. The
68 "watchdog.open_timeout".
71 bool "Read different watchdog information through sysfs"
73 Say Y here if you want to enable watchdog device status read through
77 bool "Enable watchdog hrtimer-based pretimeouts"
82 be able to fire before the actual watchdog fires in some situations.
87 bool "Enable watchdog pretimeout governors"
90 The option allows to select watchdog pretimeout governors.
101 tristate "Noop watchdog pretimeout governor"
105 Noop watchdog pretimeout governor, only an informational
109 tristate "Panic watchdog pretimeout governor"
113 Panic watchdog pretimeout governor, on watchdog pretimeout
120 This option selects a default watchdog pretimeout governor.
121 The governor takes its action, if a watchdog is capable
128 Use noop watchdog pretimeout governor by default. If noop
136 Use panic watchdog pretimeout governor by default, if
137 a watchdog pretimeout event happens, consider that
138 a watchdog feeder is dead and reboot is unavoidable.
153 tristate "Software watchdog"
156 A software monitoring watchdog. This will fail to reboot your system
157 from some situations that the hardware watchdog will recover
164 bool "Software watchdog pretimeout governor support"
168 watchdog. Be aware that governors might affect the watchdog because it
176 Support for the watchdog in the ROHM BD9576 and BD9573 PMICs.
177 These PMIC ICs contain watchdog block which can be configured
178 to toggle reset line if SoC fails to ping watchdog via GPIO.
181 watchdog. Alternatively say M to compile the driver as a module,
189 Support for the watchdog in the DA9052 PMIC. Watchdog trigger
192 Say Y here to include support for the DA9052 watchdog.
201 If you say yes here you get support for watchdog on the Dialog
212 Support for the watchdog in the DA9063 PMIC.
222 Support for the watchdog in the DA9062 and DA9061 PMICs.
231 If you say yes here you get support for watchdog device
235 bool "Register the watchdog as early as possible"
239 in not early enough in the boot process to avoid the watchdog
275 over the native iTCO watchdog driver found on many Intel CPUs.
281 tristate "WM831x watchdog"
285 Support for the watchdog in the WM831x AudioPlus PMICs. When
286 the watchdog triggers the system will be reset.
289 tristate "WM8350 watchdog"
293 Support for the watchdog in the WM8350 AudioPlus PMIC. When
294 the watchdog triggers the system will be reset.
323 Support for the watchdog on RAVE SP device.
331 This is the driver for the hardware watchdog on Mellanox systems.
333 This driver can be used together with the watchdog daemon.
346 Say Y here to include support for the watchdog timer
376 or a two stages watchdog, it depends on the module parameter "action".
385 tristate "Armada 37xx watchdog"
391 Say Y here to include support for the watchdog timer found on
397 tristate "Alphascale ASM9260 watchdog"
407 tristate "AT91RM9200 watchdog"
414 tristate "AT91SAM9X / AT91CAP9 watchdog"
426 Atmel SAMA5D4 watchdog timer is embedded into SAMA5D4 chips.
435 Say Y here if you want to include support for the watchdog
439 tristate "DC21285 watchdog"
442 The Intel Footbridge chip contains a built-in watchdog circuit. Say Y
448 lock up if the watchdog fires.
453 tristate "NetWinder WB83C977 watchdog"
456 Say Y here to include support for the WB977 watchdog included in
463 tristate "Faraday Technology FTWDT010 watchdog"
469 FTWDT010 watchdog timer embedded in the Cortina Systems Gemini
480 Say Y here if to include support for the watchdog timer
485 Note: The internal IXP4xx watchdog does a soft CPU reset
487 where the watchdog will fail to reset the board correctly
500 the system when the timer expires with the watchdog enabled.
504 then watchdog intervals of over approximately 20seconds are
511 tristate "SA1100/PXA2xx watchdog"
523 tristate "Synopsys DesignWare watchdog"
528 watchdog timer found in many chips.
537 Say Y here if to include support for the watchdog timer
548 Support for TI OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog.
550 OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog timer.
557 Say Y here if to include support for the watchdog timer
569 Say Y here if to include support for the watchdog timer
574 Note: The IOP13XX watchdog does an Internal Bus Reset which will
581 tristate "DaVinci watchdog"
585 Say Y here if to include support for the watchdog timer
594 tristate "Texas Instruments K3 RTI watchdog"
598 Say Y here if you want to include support for the K3 watchdog
602 tristate "Orion watchdog"
607 Say Y here if to include support for the watchdog timer
613 tristate "Ricoh RN5T618 watchdog"
617 If you say yes here you get support for watchdog on the Ricoh
624 tristate "Allwinner SoCs watchdog support"
628 Say Y here to include support for the watchdog timer
634 tristate "Nuvoton NPCM750 watchdog"
640 watchdog embedded into the NPCM7xx.
641 This watchdog is used to reset the system and thus cannot be
649 Support for TI TWL4030 watchdog. Say 'Y' here to enable the
650 watchdog timer support for TWL4030 chips.
653 tristate "Freescale STMP3XXX & i.MX23/28 watchdog"
657 Say Y here to include support for the watchdog timer inside
669 Technologic Systems TS-4800 has watchdog timer implemented in
671 watchdog timer on TS-4800 board.
679 watchdog timer implemented in a external CPLD chip. Say Y here
680 if you want to support for the watchdog timer on TS-72XX boards.
686 tristate "Max63xx watchdog"
690 Support for memory mapped max63{69,70,71,72,73,74} watchdog timer.
697 This is the driver for the Max77620 watchdog timer.
698 Say 'Y' here to enable the watchdog timer support for
708 This is the driver for the hardware watchdog
711 watchdog support enabled, say Y, otherwise say N.
722 This is the driver for the system controller watchdog
724 watchdog driver will call ARM SMC API and trap into
728 watchdog support enabled, say Y, otherwise say N.
738 This is the driver for the hardware watchdog on the Freescale
740 processors and wish to have watchdog support enabled,
747 tristate "ST-Ericsson Ux500 watchdog"
752 Say Y here to include Watchdog timer support for the watchdog
759 tristate "Retu watchdog"
763 Retu watchdog driver for Nokia Internet Tablets (770, N800,
764 N810). At least on N800 the watchdog cannot be disabled, so
771 tristate "MOXART watchdog"
774 Say Y here to include Watchdog timer support for the watchdog
793 tristate "Tegra watchdog"
797 Say Y here to include support for the watchdog timer
804 tristate "QCOM watchdog"
809 Say Y here to include Watchdog timer support for the watchdog found
817 tristate "Amlogic Meson GXBB SoCs watchdog support"
821 Say Y here to include support for the watchdog timer
827 tristate "Amlogic Meson SoCs watchdog support"
831 Say Y here to include support for the watchdog timer
837 tristate "Mediatek SoCs watchdog support"
842 Say Y here to include support for the watchdog timer
848 tristate "Conexant Digicolor SoCs watchdog support"
852 Say Y here to include support for the watchdog timer
858 tristate "ARM Secure Monitor Call based watchdog support"
864 Say Y here to include support for a watchdog timer
876 Say Y here if to include support for the watchdog timer
887 This driver adds watchdog support for the integrated watchdogs in the
895 This driver adds watchdog support for the integrated watchdogs in the
899 tristate "Aspeed BMC watchdog support"
903 Say Y here to include support for the watchdog timer
917 Say Y here to include support for the watchdog timer
924 tristate "STPMIC1 PMIC watchdog support"
928 Say Y here to include watchdog support embedded into STPMIC1 PMIC.
929 If the watchdog timer expires, stpmic1 will shut down all its power
936 tristate "UniPhier watchdog support"
941 Say Y here to include support watchdog timer embedded
948 bool "Realtek RTD119x/RTD129x watchdog support"
954 Say Y here to include support for the watchdog timer in
958 tristate "Spreadtrum watchdog support"
962 Say Y here to include watchdog timer supported
966 tristate "QCOM PM8916 pmic watchdog"
970 Say Y here to include support watchdog timer embedded into the
974 tristate "Toshiba Visconti series watchdog support"
978 Say Y here to include support for the watchdog timer in Toshiba
982 tristate "MStar MSC313e watchdog"
999 This is the driver for the hardware watchdog on Single Board
1000 Computers produced by Acquire Inc (and others). This watchdog
1014 computer, say `Y' here to support its built-in watchdog timer
1022 This is the driver for the hardware watchdog on the ALi M1535 PMU.
1033 This is the driver for the hardware watchdog on the ALi M7101 PMU
1048 Enables watchdog timer support for the watchdog timer on the
1056 This is the driver for the hardware watchdog on the Fintek F71808E,
1068 Hardware watchdog driver for the AMD/ATI SP5100 chipset. The TCO
1069 (Total Cost of Ownership) timer is a watchdog timer that will reboot
1080 This driver enables a watchdog capability built into the
1082 processors. This watchdog watches your kernel to make sure
1093 This is the driver for the hardware watchdog built in to the
1095 This watchdog simply watches your kernel to make sure it doesn't
1103 tristate "Compulab SBC-FITPC2 watchdog"
1106 This is the driver for the built-in watchdog timer on the fit-PC2,
1109 It's possible to enable the watchdog timer either from BIOS (F2) or
1114 Entering BIOS setup temporarily disables watchdog operation regardless
1118 Once the watchdog is enabled the system will be restarted every
1120 disable the watchdog.
1131 Enable support for the watchdog timer on the Eurotech CPU-1220 and
1139 This is the driver for the hardware watchdog on the IB700 Single
1141 watchdog simply watches your kernel to make sure it doesn't freeze,
1156 This is the driver for the IBM Automatic Server Restart watchdog
1166 This is a driver for the hardware watchdog on the ICP Single
1178 Hardware driver for the watchdog timer built into the Intel
1191 Hardware driver for the watchdog timer built into the Intel
1205 This driver currently supports only the watchdog evolution
1219 Hardware driver for the intel TCO timer based watchdog devices.
1224 The TCO (Total Cost of Ownership) timer is a watchdog timer
1229 NO_REBOOT flag which prevents the watchdog from rebooting the
1240 Add vendor specific support to the intel TCO timer based watchdog
1248 This is the driver for the built-in watchdog timer on the IT8712F
1262 This is the driver for the hardware watchdog on the ITE IT8607,
1267 This watchdog simply watches your kernel to make sure it doesn't
1279 A software monitoring watchdog and NMI handling driver. This driver
1290 Enables the NMI handler for the watchdog pretimeout NMI and the iLO
1299 Support for the PLD watchdog on some Kontron ETX and COMexpress
1310 watchdog cards as found on the SC1200. This watchdog is mainly used
1323 Enable the built-in watchdog timer support on the National
1329 tristate "NS PC87413 watchdog"
1332 This is the driver for the hardware watchdog on the PC87413 chipset
1333 This watchdog simply watches your kernel to make sure it doesn't
1348 watchdog timer that will reboot the machine after its second
1353 NO_REBOOT flag which prevents the watchdog from rebooting the
1361 tristate "RDC R-321x SoC watchdog"
1365 This is the driver for the built in hardware watchdog
1375 This driver can be used with the watchdog timer found on some
1378 and re-set the watchdog timer, and reads port 0x45 to disable
1379 the watchdog. If you have a card that behave in similar ways,
1390 This is the driver for the hardware watchdog on the SBC8360 Single
1402 This is the driver for the hardware watchdog found on the IEI
1404 watchdog simply watches your kernel to make sure it doesn't freeze,
1423 This is the driver for the hardware watchdog timer on the
1435 This is the driver for the hardware watchdog component on the
1439 This watchdog simply watches your kernel to make sure it doesn't
1456 This is the driver for the hardware watchdog timer in the TQMX86 IO
1469 This is the driver for the hardware watchdog timer on VIA
1482 This is the driver for the hardware watchdog on the following
1498 This watchdog simply watches your kernel to make sure it doesn't
1511 This is the driver for the hardware watchdog on the W83877F chipset
1513 watchdog simply watches your kernel to make sure it doesn't freeze,
1526 This is the driver for the hardware watchdog on the W83977F I/O chip
1528 watchdog simply watches your kernel to make sure it doesn't freeze,
1540 N. This is the driver for the watchdog timer built-in on that
1541 processor using ZF-Logic interface. This watchdog simply watches
1549 tristate "Winsystems SBC EPX-C3 watchdog"
1552 This is the driver for the built-in watchdog timer on the EPX-C3
1555 *Note*: This hardware watchdog is not probeable and thus there
1559 are running it on an EPX-C3 from Winsystems with the watchdog
1574 A device driver for the Intel MEI iAMT watchdog.
1576 The Intel AMT Watchdog is an OS Health (Hang/Crash) watchdog.
1578 to any subscriber to this event. The watchdog doesn't reset the
1589 This is the driver for the watchdog timer on the National Instruments
1608 tristate "MCF54xx watchdog support"
1619 tristate "Atheros AR71XX/AR724X/AR913X hardware watchdog"
1622 Hardware driver for the built-in watchdog timer on the Atheros
1637 watchdog timer.
1646 Hardware driver for the Indy's/I2's watchdog. This is a
1647 watchdog timer that will reboot the machine after a 60 second
1648 timer expired and no process has written to /dev/watchdog during
1652 tristate "Ingenic jz4740 SoC hardware watchdog"
1658 Hardware driver for the built-in watchdog timer on Ingenic jz4740 SoCs.
1664 Hardware driver for the MTX-1 boards. This is a watchdog timer that
1668 tristate "Sibyte SoC hardware watchdog"
1671 Watchdog driver for the built in watchdog hardware in Sibyte
1672 SoC processors. There are apparently two watchdog timers
1674 because currently Linux only supports exporting one watchdog
1691 Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs.
1700 Hardware driver for OCTEON's on chip watchdog timer.
1701 Enables the watchdog for all cores running Linux. It
1702 installs a NMI handler and pokes the watchdog based on an
1703 interrupt. On first expiration of the watchdog, the
1708 When userspace has /dev/watchdog open, no poking is done
1713 tristate "Broadcom BCM63xx hardware watchdog"
1716 Watchdog driver for the built in watchdog hardware in Broadcom
1723 tristate "Broadcom BCM2835 hardware watchdog"
1727 Watchdog driver for the built in watchdog hardware in Broadcom
1738 Support for the watchdog timer on the following Broadcom BCM281xx
1750 access to the driver's internal data structures as well as watchdog
1764 watchdog block, including some cable modem chips.
1779 tristate "Lantiq SoC watchdog"
1786 tristate "Loongson1 SoC hardware watchdog"
1793 tristate "Ralink SoC watchdog"
1800 tristate "Mediatek SoC watchdog"
1807 tristate "Microchip PIC32 hardware watchdog"
1811 Watchdog driver for the built in watchdog hardware in a PIC32.
1813 Configuration bits must be set appropriately for the watchdog to be
1853 This driver is for a SoC level watchdog that exists on some
1866 This enables the watchdog in the PIKA FPGA. Currently used on
1877 Please see Documentation/watchdog/watchdog-api.rst for
1888 Select the default watchdog timer period to be used by the PowerPC
1889 Book-E watchdog driver. A watchdog "event" occurs when the bit
1912 tristate "RTAS watchdog"
1915 This driver adds watchdog support for the RTAS watchdog.
1928 provide a virtual watchdog timer to their guest that cause a
1944 This driver adds watchdog support for the integrated watchdog in the
1946 to have watchdog support enabled, say Y, otherwise say N.
1965 This is the driver for the hardware watchdog timers present on
1972 another UltraSPARC-IIi-cEngine boardset with hardware watchdog,
1979 Say Y here to support the hardware watchdog capability on Sun RIO
1980 machines. The watchdog timeout period is normally one minute but
1988 Say Y here to support the hypervisor watchdog capability embedded
2003 Say Y here to support the hypervisor watchdog capability provided
2004 by Xen 4.0 and newer. The watchdog timeout period is normally one
2008 tristate "UML watchdog"
2026 hardware. Please read <file:Documentation/watchdog/pcwd-watchdog.rst>.
2027 The PC watchdog cards can be ordered from <http://www.berkprod.com/>.
2038 This is a driver for the Mixcom hardware watchdog cards. This
2039 watchdog simply watches your kernel to make sure it doesn't freeze,
2052 If you have a WDT500P or WDT501P watchdog board, say Y here,
2086 If you have a PCI-WDT500/501 watchdog board, say Y here, otherwise N.
2088 If you have a PCI-WDT501 watchdog board then you can enable the
2121 tristate "Intel Keem Bay SoC non-secure watchdog"
2125 This option enable support for an In-secure watchdog timer driver for