diff options
| author | Huang, Ying <ying.huang@intel.com> | 2008-01-30 07:32:51 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 07:32:51 -0500 |
| commit | 6d7d7433750c7c6eec93d7b3206019e329228686 (patch) | |
| tree | 994af4318b30f79ab820438c68c8ef7d932d9d01 /arch/x86/kernel/setup64.c | |
| parent | 4d022e35fd7e07c522c7863fee6f07e53cf3fc14 (diff) | |
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/kernel/setup64.c')
| -rw-r--r-- | arch/x86/kernel/setup64.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kernel/setup64.c b/arch/x86/kernel/setup64.c index 3b0ffa31f3c0..8fa0de810d0b 100644 --- a/arch/x86/kernel/setup64.c +++ b/arch/x86/kernel/setup64.c | |||
| @@ -24,7 +24,11 @@ | |||
| 24 | #include <asm/sections.h> | 24 | #include <asm/sections.h> |
| 25 | #include <asm/setup.h> | 25 | #include <asm/setup.h> |
| 26 | 26 | ||
| 27 | #ifndef CONFIG_DEBUG_BOOT_PARAMS | ||
| 27 | struct boot_params __initdata boot_params; | 28 | struct boot_params __initdata boot_params; |
| 29 | #else | ||
| 30 | struct boot_params boot_params; | ||
| 31 | #endif | ||
| 28 | 32 | ||
| 29 | cpumask_t cpu_initialized __cpuinitdata = CPU_MASK_NONE; | 33 | cpumask_t cpu_initialized __cpuinitdata = CPU_MASK_NONE; |
| 30 | 34 | ||