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Commit 5fb18d9b authored by Wim Van Sebroeck's avatar Wim Van Sebroeck Committed by Linus Torvalds
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[WATCHDOG] v2.6.2 watchdog-Kconfig-patch 

Cleanup/Restructuring of drivers/char/watchdog/Kconfig
parent 2523e5b6
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drivers/char/watchdog/Kconfig
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......@@ -38,6 +38,15 @@ config WATCHDOG_NOWAYOUT
get killed. If you say Y here, the watchdog cannot be stopped once
it has been started.
#
# General Watchdog drivers
#
comment "Watchdog Device Drivers"
depends on WATCHDOG
# Architecture Independant
config SOFT_WATCHDOG
tristate "Software watchdog"
depends on WATCHDOG
......@@ -49,88 +58,53 @@ config SOFT_WATCHDOG
To compile this driver as a module, choose M here: the
module will be called softdog.
config WDT
tristate "WDT Watchdog timer"
depends on WATCHDOG && ISA
---help---
If you have a WDT500P or WDT501P watchdog board, say Y here,
otherwise N. It is not possible to probe for this board, which means
that you have to inform the kernel about the IO port and IRQ using
the "wdt=" kernel option (try "man bootparam" or see the
documentation of your boot loader (lilo or loadlin) about how to
pass options to the kernel at boot time).
To compile this driver as a module, choose M here: the
module will be called wdt.
# ARM Architecture
config WDT_501
bool "WDT501 features"
depends on WDT
help
Saying Y here and creating a character special file /dev/temperature
with major number 10 and minor number 131 ("man mknod") will give
you a thermometer inside your computer: reading from
/dev/temperature yields one byte, the temperature in degrees
Fahrenheit. This works only if you have a WDT501P watchdog board
installed.
config WDT_501_FAN
bool "Fan Tachometer"
depends on WDT_501
config 21285_WATCHDOG
tristate "DC21285 watchdog"
depends on WATCHDOG && FOOTBRIDGE
help
Enable the Fan Tachometer on the WDT501. Only do this if you have a
fan tachometer actually set up.
The Intel Footbridge chip contains a builtin watchdog circuit. Say Y
here if you wish to use this. Alternatively say M to compile the
driver as a module, which will be called wdt285.
config WDTPCI
tristate "WDT PCI Watchdog timer"
depends on WATCHDOG && PCI
---help---
If you have a PCI WDT500/501 watchdog board, say Y here, otherwise
N. It is not possible to probe for this board, which means that you
have to inform the kernel about the IO port and IRQ using the "wdt="
kernel option (try "man bootparam" or see the documentation of your
boot loader (lilo or loadlin) about how to pass options to the
kernel at boot time).
This driver does not work on all machines. In particular, early CATS
boards have hardware problems that will cause the machine to simply
lock up if the watchdog fires.
To compile this driver as a module, choose M here: the
module will be called wdt_pci.
"If in doubt, leave it out" - say N.
config WDT_501_PCI
bool "WDT501-PCI features"
depends on WDTPCI
config 977_WATCHDOG
tristate "NetWinder WB83C977 watchdog"
depends on WATCHDOG && FOOTBRIDGE && ARCH_NETWINDER
help
Saying Y here and creating a character special file /dev/temperature
with major number 10 and minor number 131 ("man mknod") will give
you a thermometer inside your computer: reading from
/dev/temperature yields one byte, the temperature in degrees
Fahrenheit. This works only if you have a WDT501P watchdog board
installed.
Say Y here to include support for the WB977 watchdog included in
NetWinder machines. Alternatively say M to compile the driver as
a module, which will be called wdt977.
config PCWATCHDOG
tristate "Berkshire Products PC Watchdog"
depends on WATCHDOG && ISA
---help---
This is the driver for the Berkshire Products PC Watchdog card.
This card simply watches your kernel to make sure it doesn't freeze,
and if it does, it reboots your computer after a certain amount of
time. This driver is like the WDT501 driver but for different
hardware. Please read <file:Documentation/watchdog/pcwd-watchdog.txt>. The PC
watchdog cards can be ordered from <http://www.berkprod.com/>.
Not sure? It's safe to say N.
config SA1100_WATCHDOG
tristate "SA1100 watchdog"
depends on WATCHDOG && ARCH_SA1100
help
Watchdog timer embedded into SA11x0 chips. This will reboot your
system when timeout is reached.
NOTE, that once enabled, this timer cannot be disabled.
To compile this driver as a module, choose M here: the
module will be called pcwd.
module will be called sa1100_wdt.
Most people will say N.
# X86 (i386 + ia64 + x86_64) Architecture
config ACQUIRE_WDT
tristate "Acquire SBC Watchdog Timer"
depends on WATCHDOG && X86
---help---
This is the driver for the hardware watchdog on the PSC-6x86 Single
Board Computer produced by Acquire Inc (and others). This watchdog
This is the driver for the hardware watchdog on Single Board
Computers produced by Acquire Inc (and others). This watchdog
simply watches your kernel to make sure it doesn't freeze, and if
it does, it reboots your computer after a certain amount of time.
This driver is like the WDT501 driver but for different hardware.
To compile this driver as a module, choose M here: the
module will be called acquirewdt.
......@@ -143,42 +117,57 @@ config ADVANTECH_WDT
help
If you are configuring a Linux kernel for the Advantech single-board
computer, say `Y' here to support its built-in watchdog timer
feature. See the help for CONFIG_WATCHDOG for discussion.
feature. More information can be found at
<http://www.advantech.com.tw/products/>
config 21285_WATCHDOG
tristate "DC21285 watchdog"
depends on WATCHDOG && FOOTBRIDGE
config ALIM1535_WDT
tristate "ALi M1535 PMU Watchdog Timer"
depends on WATCHDOG && X86 && PCI
---help---
This is the driver for the hardware watchdog on the ALi M1535 PMU.
To compile this driver as a module, choose M here: the
module will be called alim1535_wdt.
Most people will say N.
config ALIM7101_WDT
tristate "ALi M7101 PMU Computer Watchdog"
depends on WATCHDOG && X86 && PCI
help
The Intel Footbridge chip contains a builtin watchdog circuit. Say Y
here if you wish to use this. Alternatively say M to compile the
driver as a module, which will be called wdt285.
This is the driver for the hardware watchdog on the ALi M7101 PMU
as used in the x86 Cobalt servers.
This driver does not work on all machines. In particular, early CATS
boards have hardware problems that will cause the machine to simply
lock up if the watchdog fires.
To compile this driver as a module, choose M here: the
module will be called alim7101_wdt.
"If in doubt, leave it out" - say N.
Most people will say N.
config 977_WATCHDOG
tristate "NetWinder WB83C977 watchdog"
depends on WATCHDOG && FOOTBRIDGE && ARCH_NETWINDER
config AMD7XX_TCO
tristate "AMD 766/768 TCO Timer/Watchdog"
depends on WATCHDOG && X86 && PCI
help
Say Y here to include support for the WB977 watchdog included in
NetWinder machines. Alternatively say M to compile the driver as
a module, which will be called wdt977.
This is the driver for the hardware watchdog built in to the
AMD 766/768 chipsets.
This watchdog simply watches your kernel to make sure it doesn't
freeze, and if it does, it reboots your computer after a certain
amount of time.
Not sure? It's safe to say N.
You can compile this driver directly into the kernel, or use
it as a module. The module will be called amd7xx_tco.
config SA1100_WATCHDOG
tristate "SA1100 watchdog"
depends on WATCHDOG && ARCH_SA1100
config SC520_WDT
tristate "AMD Elan SC520 processor Watchdog"
depends on WATCHDOG && X86
help
Watchdog timer embedded into SA11x0 chips. This will reboot your
system when timeout is reached.
NOTE, that once enabled, this timer cannot be disabled.
This is the driver for the hardware watchdog built in to the
AMD "Elan" SC520 microcomputer commonly used in embedded systems.
This watchdog simply watches your kernel to make sure it doesn't
freeze, and if it does, it reboots your computer after a certain
amount of time.
To compile this driver as a module, choose M here: the
module will be called sa1100_wdt.
You can compile this driver directly into the kernel, or use
it as a module. The module will be called sc520_wdt.
config EUROTECH_WDT
tristate "Eurotech CPU-1220/1410 Watchdog Timer"
......@@ -204,8 +193,18 @@ config IB700_WDT
Most people will say N.
config WAFER_WDT
tristate "ICP Wafer 5823 Single Board Computer Watchdog"
depends on WATCHDOG && X86
help
This is a driver for the hardware watchdog on the ICP Wafer 5823
Single Board Computer (and probably other similar models).
To compile this driver as a module, choose M here: the
module will be called wafer5823wdt.
config I8XX_TCO
tristate "Intel i8xx TCO timer / Watchdog"
tristate "Intel i8xx TCO Timer/Watchdog"
depends on WATCHDOG && (X86 || IA64) && PCI
---help---
Hardware driver for the TCO timer built into the Intel 82801
......@@ -222,25 +221,25 @@ config I8XX_TCO
To compile this driver as a module, choose M here: the
module will be called i8xx_tco.
config MIXCOMWD
tristate "Mixcom Watchdog"
depends on WATCHDOG && ISA
---help---
This is a driver for the Mixcom hardware watchdog cards. This
watchdog simply watches your kernel to make sure it doesn't freeze,
and if it does, it reboots your computer after a certain amount of
time.
config SC1200_WDT
tristate "National Semiconductor PC87307/PC97307 (ala SC1200) Watchdog"
depends on WATCHDOG && X86
help
This is a driver for National Semiconductor PC87307/PC97307 hardware
watchdog cards as found on the SC1200. This watchdog is mainly used
for power management purposes and can be used to power down the device
during inactivity periods (includes interrupt activity monitoring).
To compile this driver as a module, choose M here: the
module will be called mixcomwd.
module will be called sc1200wdt.
Most people will say N.
config SCx200_WDT
tristate "NatSemi SCx200 Watchdog"
depends on WATCHDOG && X86
tristate "National Semiconductor SCx200 Watchdog"
depends on WATCHDOG && X86 && PCI
help
Enable the built-in watchdog timer support on the National
Enable the built-in watchdog timer support on the National
Semiconductor SCx200 processors.
If compiled as a module, it will be called scx200_watchdog.
......@@ -259,20 +258,13 @@ config 60XX_WDT
You can compile this driver directly into the kernel, or use
it as a module. The module will be called sbc60xxwdt.
config W83877F_WDT
tristate "W83877F (EMACS) Watchdog Timer"
config CPU5_WDT
tristate "SMA CPU5 Watchdog"
depends on WATCHDOG && X86
---help---
This is the driver for the hardware watchdog on the W83877F chipset
as used in EMACS PC-104 motherboards (and likely others). This
watchdog simply watches your kernel to make sure it doesn't freeze,
and if it does, it reboots your computer after a certain amount of
time.
TBD.
To compile this driver as a module, choose M here: the
module will be called w83877f_wdt.
Most people will say N.
module will be called cpu5wdt.
config W83627HF_WDT
tristate "W83627HF Watchdog Timer"
......@@ -289,6 +281,21 @@ config W83627HF_WDT
Most people will say N.
config W83877F_WDT
tristate "W83877F (EMACS) Watchdog Timer"
depends on WATCHDOG && X86
---help---
This is the driver for the hardware watchdog on the W83877F chipset
as used in EMACS PC-104 motherboards (and likely others). This
watchdog simply watches your kernel to make sure it doesn't freeze,
and if it does, it reboots your computer after a certain amount of
time.
To compile this driver as a module, choose M here: the
module will be called w83877f_wdt.
Most people will say N.
config MACHZ_WDT
tristate "ZF MachZ Watchdog"
depends on WATCHDOG && X86
......@@ -302,102 +309,124 @@ config MACHZ_WDT
To compile this driver as a module, choose M here: the
module will be called machzwd.
config SC520_WDT
tristate "AMD Elan SC520 processor Watchdog"
depends on WATCHDOG && X86
help
This is the driver for the hardware watchdog built in to the
AMD "Elan" SC520 microcomputer commonly used in embedded systems.
This watchdog simply watches your kernel to make sure it doesn't
freeze, and if it does, it reboots your computer after a certain
amount of time.
You can compile this driver directly into the kernel, or use
it as a module. The module will be called sc520_wdt.
# SUPERH Architecture
config AMD7XX_TCO
tristate "AMD 766/768 TCO Timer/Watchdog"
depends on WATCHDOG && X86
config SH_WDT
tristate "SuperH Watchdog"
depends on WATCHDOG && SUPERH
help
This is the driver for the hardware watchdog built in to the
AMD 766/768 chipsets.
This watchdog simply watches your kernel to make sure it doesn't
freeze, and if it does, it reboots your computer after a certain
amount of time.
You can compile this driver directly into the kernel, or use
it as a module. The module will be called amd7xx_tco.
This driver adds watchdog support for the integrated watchdog in the
SuperH processors. If you have one of these processors and wish
to have watchdog support enabled, say Y, otherwise say N.
config ALIM7101_WDT
tristate "ALi M7101 PMU Computer Watchdog"
depends on WATCHDOG && X86
help
This is the driver for the hardware watchdog on the ALi M7101 PMU
as used in the x86 Cobalt servers.
As a side note, saying Y here will automatically boost HZ to 1000
so that the timer has a chance to clear the overflow counter. On
slower systems (such as the SH-2 and SH-3) this will likely yield
some performance issues. As such, the WDT should be avoided here
unless it is absolutely necessary.
To compile this driver as a module, choose M here: the
module will be called alim7101_wdt.
module will be called shwdt.
Most people will say N.
#
# ISA-based Watchdog Cards
#
config ALIM1535_WDT
tristate "ALi M1535 PMU Watchdog Timer"
depends on WATCHDOG && X86 && PCI
comment "ISA-based Watchdog Cards"
depends on WATCHDOG && ISA
config PCWATCHDOG
tristate "Berkshire Products ISA-PC Watchdog"
depends on WATCHDOG && ISA
---help---
This is the driver for the hardware watchdog on the ALi M1535 PMU.
This is the driver for the Berkshire Products PC Watchdog card.
This card simply watches your kernel to make sure it doesn't freeze,
and if it does, it reboots your computer after a certain amount of
time. This driver is like the WDT501 driver but for different
hardware. Please read <file:Documentation/watchdog/pcwd-watchdog.txt>. The PC
watchdog cards can be ordered from <http://www.berkprod.com/>.
To compile this driver as a module, choose M here: the
module will be called alim1535_wdt.
module will be called pcwd.
Most people will say N.
config SC1200_WDT
tristate "National Semiconductor PC87307/PC97307 (ala SC1200) Watchdog"
depends on WATCHDOG && X86
help
This is a driver for National Semiconductor PC87307/PC97307 hardware
watchdog cards as found on the SC1200. This watchdog is mainly used
for power management purposes and can be used to power down the device
during inactivity periods (includes interrupt activity monitoring).
config MIXCOMWD
tristate "Mixcom Watchdog"
depends on WATCHDOG && ISA
---help---
This is a driver for the Mixcom hardware watchdog cards. This
watchdog simply watches your kernel to make sure it doesn't freeze,
and if it does, it reboots your computer after a certain amount of
time.
To compile this driver as a module, choose M here: the
module will be called sc1200wdt.
module will be called mixcomwd.
Most people will say N.
config WAFER_WDT
tristate "ICP Wafer 5823 Single Board Computer Watchdog"
depends on WATCHDOG && X86
help
This is a driver for the hardware watchdog on the ICP Wafer 5823
Single Board Computer (and probably other similar models).
config WDT
tristate "WDT Watchdog timer"
depends on WATCHDOG && ISA
---help---
If you have a WDT500P or WDT501P watchdog board, say Y here,
otherwise N. It is not possible to probe for this board, which means
that you have to inform the kernel about the IO port and IRQ using
the "wdt=" kernel option (try "man bootparam" or see the
documentation of your boot loader (lilo or loadlin) about how to
pass options to the kernel at boot time).
To compile this driver as a module, choose M here: the
module will be called wafer5823wdt.
module will be called wdt.
config CPU5_WDT
tristate "SMA CPU5 Watchdog"
depends on WATCHDOG && X86
---help---
TBD.
To compile this driver as a module, choose M here: the
module will be called cpu5wdt.
config WDT_501
bool "WDT501 features"
depends on WDT
help
Saying Y here and creating a character special file /dev/temperature
with major number 10 and minor number 131 ("man mknod") will give
you a thermometer inside your computer: reading from
/dev/temperature yields one byte, the temperature in degrees
Fahrenheit. This works only if you have a WDT501P watchdog board
installed.
config SH_WDT
tristate "SuperH Watchdog"
depends on WATCHDOG && SUPERH
config WDT_501_FAN
bool "Fan Tachometer"
depends on WDT_501
help
This driver adds watchdog support for the integrated watchdog in the
SuperH processors. If you have one of these processors and wish
to have watchdog support enabled, say Y, otherwise say N.
Enable the Fan Tachometer on the WDT501. Only do this if you have a
fan tachometer actually set up.
As a side note, saying Y here will automatically boost HZ to 1000
so that the timer has a chance to clear the overflow counter. On
slower systems (such as the SH-2 and SH-3) this will likely yield
some performance issues. As such, the WDT should be avoided here
unless it is absolutely necessary.
#
# PCI-based Watchdog Cards
#
comment "PCI-based Watchdog Cards"
depends on WATCHDOG && PCI
config WDTPCI
tristate "WDT PCI Watchdog timer"
depends on WATCHDOG && PCI
---help---
If you have a PCI WDT500/501 watchdog board, say Y here, otherwise
N. It is not possible to probe for this board, which means that you
have to inform the kernel about the IO port and IRQ using the "wdt="
kernel option (try "man bootparam" or see the documentation of your
boot loader (lilo or loadlin) about how to pass options to the
kernel at boot time).
To compile this driver as a module, choose M here: the
module will be called shwdt.
module will be called wdt_pci.
config WDT_501_PCI
bool "WDT501-PCI features"
depends on WDTPCI
help
Saying Y here and creating a character special file /dev/temperature
with major number 10 and minor number 131 ("man mknod") will give
you a thermometer inside your computer: reading from
/dev/temperature yields one byte, the temperature in degrees
Fahrenheit. This works only if you have a WDT501P watchdog board
installed.
endmenu
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