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| author | Huang, Ying <ying.huang@intel.com> | 2008-01-30 13:32:51 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:32:51 +0100 |
| commit | 6d7d7433750c7c6eec93d7b3206019e329228686 (patch) | |
| tree | 994af4318b30f79ab820438c68c8ef7d932d9d01 /arch/x86/Kconfig.debug | |
| parent | 4d022e35fd7e07c522c7863fee6f07e53cf3fc14 (diff) | |
| download | linux-6d7d7433750c7c6eec93d7b3206019e329228686.tar.gz linux-6d7d7433750c7c6eec93d7b3206019e329228686.tar.bz2 linux-6d7d7433750c7c6eec93d7b3206019e329228686.zip | |
x86 boot : export boot_params via debugfs for debugging
This patch export the boot parameters via debugfs for debugging.
The files added are as follow:
boot_params/data : binary file for struct boot_params
boot_params/version : boot protocol version
This patch is based on 2.6.24-rc5-mm1 and has been tested on i386 and
x86_64 platform.
This patch is based on the Peter Anvin's proposal.
Signed-off-by: Huang Ying <ying.huang@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/Kconfig.debug')
| -rw-r--r-- | arch/x86/Kconfig.debug | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug index 660200915baa..15854b53badc 100644 --- a/arch/x86/Kconfig.debug +++ b/arch/x86/Kconfig.debug @@ -185,4 +185,11 @@ config DEFAULT_IO_DELAY_TYPE default IO_DELAY_TYPE_NONE endif +config DEBUG_BOOT_PARAMS + bool "Debug boot parameters" + depends on DEBUG_KERNEL + depends on DEBUG_FS + help + This option will cause struct boot_params to be exported via debugfs. + endmenu |