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ARM: 6487/1: add CONFIG_CRASH_DUMP to Kconfig

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Add CONFIG_CRASH_DUMP configuration option which is used by dump
capture kernels.

Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Mika Westerberg 2010-11-18 19:14:52 +01:00 committed by Russell King
parent 4b3bf7aef9
commit cb5d39b3a1
1 changed files with 13 additions and 0 deletions
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13
arch/arm/Kconfig
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@ -1650,6 +1650,19 @@ config ATAGS_PROC
Should the atags used to boot the kernel be exported in an "atags"
file in procfs. Useful with kexec.
config CRASH_DUMP
bool "Build kdump crash kernel (EXPERIMENTAL)"
depends on EXPERIMENTAL
help
Generate crash dump after being started by kexec. This should
be normally only set in special crash dump kernels which are
loaded in the main kernel with kexec-tools into a specially
reserved region and then later executed after a crash by
kdump/kexec. The crash dump kernel must be compiled to a
memory address not used by the main kernel
For more details see Documentation/kdump/kdump.txt
config AUTO_ZRELADDR
bool "Auto calculation of the decompressed kernel image address"
depends on !ZBOOT_ROM && !ARCH_U300