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
213 Support for the watchdog in the DA9063 PMIC.
223 Support for the watchdog in the DA9062 and DA9061 PMICs.
232 If you say yes here you get support for watchdog device
236 bool "Register the watchdog as early as possible"
240 in not early enough in the boot process to avoid the watchdog
276 over the native iTCO watchdog driver found on many Intel CPUs.
282 tristate "WM831x watchdog"
286 Support for the watchdog in the WM831x AudioPlus PMICs. When
287 the watchdog triggers the system will be reset.
290 tristate "WM8350 watchdog"
294 Support for the watchdog in the WM8350 AudioPlus PMIC. When
295 the watchdog triggers the system will be reset.
308 tristate "Xilinx window watchdog timer"
313 Window watchdog driver for the versal_wwdt IP core.
314 Window watchdog timer(WWDT) contains closed(first) and
315 open(second) window with 32 bit width. Write to the watchdog
342 Support for the watchdog on RAVE SP device.
350 This is the driver for the hardware watchdog on Mellanox systems.
352 This driver can be used together with the watchdog daemon.
365 Say Y here to include support for the watchdog timer
395 or a two stages watchdog, it depends on the module parameter "action".
404 tristate "Armada 37xx watchdog"
410 Say Y here to include support for the watchdog timer found on
416 tristate "Alphascale ASM9260 watchdog"
426 tristate "AT91RM9200 watchdog"
433 tristate "AT91SAM9X / AT91CAP9 watchdog"
445 Atmel SAMA5D4 watchdog timer is embedded into SAMA5D4 chips.
454 Say Y here if you want to include support for the watchdog
458 tristate "DC21285 watchdog"
461 The Intel Footbridge chip contains a built-in watchdog circuit. Say Y
467 lock up if the watchdog fires.
472 tristate "NetWinder WB83C977 watchdog"
475 Say Y here to include support for the WB977 watchdog included in
482 tristate "Faraday Technology FTWDT010 watchdog"
488 FTWDT010 watchdog timer embedded in the Cortina Systems Gemini
499 Say Y here if to include support for the watchdog timer
504 Note: The internal IXP4xx watchdog does a soft CPU reset
506 where the watchdog will fail to reset the board correctly
519 the watchdog enabled.
523 then watchdog intervals of over approximately 20seconds are
531 tristate "SA1100/PXA2xx watchdog"
543 tristate "Synopsys DesignWare watchdog"
548 watchdog timer found in many chips.
557 Say Y here if to include support for the watchdog timer
568 Support for TI OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog.
570 OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog timer.
577 Say Y here if to include support for the watchdog timer
585 tristate "DaVinci watchdog"
589 Say Y here if to include support for the watchdog timer
598 tristate "Texas Instruments K3 RTI watchdog"
602 Say Y here if you want to include support for the K3 watchdog
606 tristate "Orion watchdog"
611 Say Y here if to include support for the watchdog timer
617 tristate "Ricoh RN5T618 watchdog"
621 If you say yes here you get support for watchdog on the Ricoh
628 tristate "Allwinner SoCs watchdog support"
632 Say Y here to include support for the watchdog timer
638 tristate "Nuvoton NPCM750 watchdog"
644 watchdog embedded into the NPCM7xx.
645 This watchdog is used to reset the system and thus cannot be
653 Support for TI TWL4030 watchdog. Say 'Y' here to enable the
654 watchdog timer support for TWL4030 chips.
657 tristate "Freescale STMP3XXX & i.MX23/28 watchdog"
661 Say Y here to include support for the watchdog timer inside
673 Technologic Systems TS-4800 has watchdog timer implemented in
675 watchdog timer on TS-4800 board.
683 watchdog timer implemented in a external CPLD chip. Say Y here
684 if you want to support for the watchdog timer on TS-72XX boards.
690 tristate "Max63xx watchdog"
694 Support for memory mapped max63{69,70,71,72,73,74} watchdog timer.
701 This is the driver for the Max77620 watchdog timer.
702 Say 'Y' here to enable the watchdog timer support for
712 This is the driver for the hardware watchdog
715 watchdog support enabled, say Y, otherwise say N.
726 This is the driver for the system controller watchdog
728 watchdog driver will call ARM SMC API and trap into
732 watchdog support enabled, say Y, otherwise say N.
742 This is the driver for the hardware watchdog on the Freescale
744 processors and wish to have watchdog support enabled,
751 tristate "ST-Ericsson DB800 watchdog"
756 Say Y here to include Watchdog timer support for the watchdog
763 tristate "Retu watchdog"
767 Retu watchdog driver for Nokia Internet Tablets (770, N800,
768 N810). At least on N800 the watchdog cannot be disabled, so
775 tristate "MOXART watchdog"
778 Say Y here to include Watchdog timer support for the watchdog
797 tristate "Tegra watchdog"
801 Say Y here to include support for the watchdog timer
808 tristate "QCOM watchdog"
813 Say Y here to include Watchdog timer support for the watchdog found
821 tristate "Amlogic Meson GXBB SoCs watchdog support"
825 Say Y here to include support for the watchdog timer
831 tristate "Amlogic Meson SoCs watchdog support"
835 Say Y here to include support for the watchdog timer
841 tristate "Mediatek SoCs watchdog support"
847 Say Y here to include support for the watchdog timer
853 tristate "Conexant Digicolor SoCs watchdog support"
857 Say Y here to include support for the watchdog timer
863 tristate "ARM Secure Monitor Call based watchdog support"
869 Say Y here to include support for a watchdog timer
881 Say Y here if to include support for the watchdog timer
892 This driver adds watchdog support for the integrated watchdogs in the
900 This driver adds watchdog support for the integrated watchdogs in the
904 tristate "Renesas RZ/N1 watchdog"
908 This driver adds watchdog support for the integrated watchdogs in the
916 This driver adds watchdog support for the integrated watchdogs in the
920 tristate "Aspeed BMC watchdog support"
924 Say Y here to include support for the watchdog timer
938 Say Y here to include support for the watchdog timer
945 tristate "STPMIC1 PMIC watchdog support"
949 Say Y here to include watchdog support embedded into STPMIC1 PMIC.
950 If the watchdog timer expires, stpmic1 will shut down all its power
957 tristate "UniPhier watchdog support"
962 Say Y here to include support watchdog timer embedded
969 bool "Realtek RTD119x/RTD129x watchdog support"
975 Say Y here to include support for the watchdog timer in
979 tristate "Realtek Otto MIPS watchdog support"
985 Say Y here to include support for the watchdog timer on Realtek
986 RTL838x, RTL839x, RTL930x SoCs. This watchdog has pretimeout
992 tristate "Spreadtrum watchdog support"
996 Say Y here to include watchdog timer supported
1000 tristate "QCOM PM8916 pmic watchdog"
1004 Say Y here to include support watchdog timer embedded into the
1008 tristate "Toshiba Visconti series watchdog support"
1012 Say Y here to include support for the watchdog timer in Toshiba
1016 tristate "MStar MSC313e watchdog"
1028 tristate "Apple SoC watchdog"
1033 SoCs such as the M1. Next to the common watchdog features this
1040 tristate "Sunplus watchdog support"
1044 Say Y here to include support for the watchdog timer
1056 This is the driver for the hardware watchdog on Single Board
1057 Computers produced by Acquire Inc (and others). This watchdog
1071 computer, say `Y' here to support its built-in watchdog timer
1088 This is the driver for the hardware watchdog on the ALi M1535 PMU.
1099 This is the driver for the hardware watchdog on the ALi M7101 PMU
1114 Enables watchdog timer support for the watchdog timer on the
1123 Enables watchdog timer support for the watchdog timer present
1134 This is the driver for the hardware watchdog on the Fintek F71808E,
1146 Hardware watchdog driver for the AMD/ATI SP5100 chipset. The TCO
1147 (Total Cost of Ownership) timer is a watchdog timer that will reboot
1158 This driver enables a watchdog capability built into the
1160 processors. This watchdog watches your kernel to make sure
1171 This is the driver for the hardware watchdog built in to the
1173 This watchdog simply watches your kernel to make sure it doesn't
1181 tristate "Compulab SBC-FITPC2 watchdog"
1184 This is the driver for the built-in watchdog timer on the fit-PC2,
1187 It's possible to enable the watchdog timer either from BIOS (F2) or
1192 Entering BIOS setup temporarily disables watchdog operation regardless
1196 Once the watchdog is enabled the system will be restarted every
1198 disable the watchdog.
1209 Enable support for the watchdog timer on the Eurotech CPU-1220 and
1217 This is the driver for the hardware watchdog on the IB700 Single
1219 watchdog simply watches your kernel to make sure it doesn't freeze,
1234 This is the driver for the IBM Automatic Server Restart watchdog
1244 This is a driver for the hardware watchdog on the ICP Single
1256 Hardware driver for the watchdog timer built into the Intel
1269 Hardware driver for the watchdog timer built into the Intel
1283 This driver currently supports only the watchdog evolution
1297 Hardware driver for the intel TCO timer based watchdog devices.
1302 The TCO (Total Cost of Ownership) timer is a watchdog timer
1307 NO_REBOOT flag which prevents the watchdog from rebooting the
1318 Add vendor specific support to the intel TCO timer based watchdog
1326 This is the driver for the built-in watchdog timer on the IT8712F
1340 This is the driver for the hardware watchdog on the ITE IT8607,
1345 This watchdog simply watches your kernel to make sure it doesn't
1357 A software monitoring watchdog and NMI handling driver. This driver
1368 Enables the NMI handler for the watchdog pretimeout NMI and the iLO
1377 Support for the PLD watchdog on some Kontron ETX and COMexpress
1388 watchdog cards as found on the SC1200. This watchdog is mainly used
1401 Enable the built-in watchdog timer support on the National
1407 tristate "NS PC87413 watchdog"
1410 This is the driver for the hardware watchdog on the PC87413 chipset
1411 This watchdog simply watches your kernel to make sure it doesn't
1426 watchdog timer that will reboot the machine after its second
1431 NO_REBOOT flag which prevents the watchdog from rebooting the
1439 tristate "RDC R-321x SoC watchdog"
1443 This is the driver for the built in hardware watchdog
1453 This driver can be used with the watchdog timer found on some
1456 and re-set the watchdog timer, and reads port 0x45 to disable
1457 the watchdog. If you have a card that behave in similar ways,
1468 This is the driver for the hardware watchdog on the SBC8360 Single
1480 This is the driver for the hardware watchdog found on the IEI
1482 watchdog simply watches your kernel to make sure it doesn't freeze,
1501 This is the driver for the hardware watchdog timer on the
1513 This is the driver for the hardware watchdog component on the
1517 This watchdog simply watches your kernel to make sure it doesn't
1534 This is the driver for the hardware watchdog timer in the TQMX86 IO
1547 This is the driver for the hardware watchdog timer on VIA
1560 This is the driver for the hardware watchdog on the following
1576 This watchdog simply watches your kernel to make sure it doesn't
1589 This is the driver for the hardware watchdog on the W83877F chipset
1591 watchdog simply watches your kernel to make sure it doesn't freeze,
1604 This is the driver for the hardware watchdog on the W83977F I/O chip
1606 watchdog simply watches your kernel to make sure it doesn't freeze,
1618 N. This is the driver for the watchdog timer built-in on that
1619 processor using ZF-Logic interface. This watchdog simply watches
1627 tristate "Winsystems SBC EPX-C3 watchdog"
1630 This is the driver for the built-in watchdog timer on the EPX-C3
1633 *Note*: This hardware watchdog is not probeable and thus there
1637 are running it on an EPX-C3 from Winsystems with the watchdog
1652 A device driver for the Intel MEI iAMT watchdog.
1654 The Intel AMT Watchdog is an OS Health (Hang/Crash) watchdog.
1656 to any subscriber to this event. The watchdog doesn't reset the
1667 This is the driver for the watchdog timer on the National Instruments
1699 tristate "MCF54xx watchdog support"
1710 tristate "Atheros AR71XX/AR724X/AR913X hardware watchdog"
1713 Hardware driver for the built-in watchdog timer on the Atheros
1728 watchdog timer.
1737 Hardware driver for the Indy's/I2's watchdog. This is a
1738 watchdog timer that will reboot the machine after a 60 second
1739 timer expired and no process has written to /dev/watchdog during
1743 tristate "Ingenic jz4740 SoC hardware watchdog"
1749 Hardware driver for the built-in watchdog timer on Ingenic jz4740 SoCs.
1755 Hardware driver for the MTX-1 boards. This is a watchdog timer that
1759 tristate "Sibyte SoC hardware watchdog"
1762 Watchdog driver for the built in watchdog hardware in Sibyte
1763 SoC processors. There are apparently two watchdog timers
1765 because currently Linux only supports exporting one watchdog
1782 Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs.
1791 Hardware driver for OCTEON's on chip watchdog timer.
1792 Enables the watchdog for all cores running Linux. It
1793 installs a NMI handler and pokes the watchdog based on an
1794 interrupt. On first expiration of the watchdog, the
1799 When userspace has /dev/watchdog open, no poking is done
1809 Marvell GTI hardware supports watchdog timer. First timeout
1810 works as watchdog pretimeout and installed interrupt handler
1817 tristate "Broadcom BCM2835 hardware watchdog"
1821 Watchdog driver for the built in watchdog hardware in Broadcom
1832 Support for the watchdog timer on the following Broadcom BCM281xx
1844 access to the driver's internal data structures as well as watchdog
1858 watchdog block, including some cable modem chips and DSL (63xx)
1874 tristate "Lantiq SoC watchdog"
1881 tristate "Loongson1 SoC hardware watchdog"
1888 tristate "Ralink SoC watchdog"
1895 tristate "HPE GXP watchdog support"
1899 Say Y here to include support for the watchdog timer
1906 tristate "Mediatek SoC watchdog"
1915 tristate "Microchip PIC32 hardware watchdog"
1919 Watchdog driver for the built in watchdog hardware in a PIC32.
1921 Configuration bits must be set appropriately for the watchdog to be
1961 This driver is for a SoC level watchdog that exists on some
1974 This enables the watchdog in the PIKA FPGA. Currently used on
1985 Please see Documentation/watchdog/watchdog-api.rst for
1996 Select the default watchdog timer period to be used by the PowerPC
1997 Book-E watchdog driver. A watchdog "event" occurs when the bit
2024 Driver for virtual watchdog timers provided by PAPR
2028 tristate "RTAS watchdog"
2031 This driver adds watchdog support for the RTAS watchdog.
2044 Say Y here to support the watchdog of StarFive JH7100 and JH7110
2055 provide a virtual watchdog timer to their guest that cause a
2071 This driver adds watchdog support for the integrated watchdog in the
2073 to have watchdog support enabled, say Y, otherwise say N.
2092 This is the driver for the hardware watchdog timers present on
2099 another UltraSPARC-IIi-cEngine boardset with hardware watchdog,
2106 Say Y here to support the hardware watchdog capability on Sun RIO
2107 machines. The watchdog timeout period is normally one minute but
2115 Say Y here to support the hypervisor watchdog capability embedded
2130 Say Y here to support the hypervisor watchdog capability provided
2131 by Xen 4.0 and newer. The watchdog timeout period is normally one
2135 tristate "UML watchdog"
2153 hardware. Please read <file:Documentation/watchdog/pcwd-watchdog.rst>.
2154 The PC watchdog cards can be ordered from <http://www.berkprod.com/>.
2165 This is a driver for the Mixcom hardware watchdog cards. This
2166 watchdog simply watches your kernel to make sure it doesn't freeze,
2179 If you have a WDT500P or WDT501P watchdog board, say Y here,
2213 If you have a PCI-WDT500/501 watchdog board, say Y here, otherwise N.
2215 If you have a PCI-WDT501 watchdog board then you can enable the
2248 tristate "Intel Keem Bay SoC non-secure watchdog"
2252 This option enable support for an In-secure watchdog timer driver for