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| author | Jacob Shin <jacob.shin@amd.com> | 2013-05-30 14:09:17 -0500 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2013-05-30 20:19:25 -0700 |
| commit | f2b3ee820a9f2368d7f8842ad7da062dfe86e199 (patch) | |
| tree | 58d54ec7d50d69afd393b2e358253f798a71f952 /arch/x86 | |
| parent | 83b325f1b4d00035494bc18a7a131b2197b3c718 (diff) | |
| download | op-kernel-dev-f2b3ee820a9f2368d7f8842ad7da062dfe86e199.zip op-kernel-dev-f2b3ee820a9f2368d7f8842ad7da062dfe86e199.tar.gz | |
x86, microcode: Vendor abstract out save_microcode_in_initrd()
Currently save_microcode_in_initrd() is declared in vendor neutural
microcode.h file, but defined in vendor specific
microcode_intel_early.c file. Vendor abstract it out to
microcode_core_early.c with a wrapper function.
Signed-off-by: Jacob Shin <jacob.shin@amd.com>
Link: http://lkml.kernel.org/r/1369940959-2077-3-git-send-email-jacob.shin@amd.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/include/asm/microcode_intel.h | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/microcode_core_early.c | 10 | ||||
| -rw-r--r-- | arch/x86/kernel/microcode_intel_early.c | 2 |
3 files changed, 13 insertions, 1 deletions
diff --git a/arch/x86/include/asm/microcode_intel.h b/arch/x86/include/asm/microcode_intel.h index 5356f92..87a0853 100644 --- a/arch/x86/include/asm/microcode_intel.h +++ b/arch/x86/include/asm/microcode_intel.h @@ -67,10 +67,12 @@ update_match_revision(struct microcode_header_intel *mc_header, int rev); extern void __init load_ucode_intel_bsp(void); extern void __cpuinit load_ucode_intel_ap(void); extern void show_ucode_info_early(void); +extern int __init save_microcode_in_initrd_intel(void); #else static inline __init void load_ucode_intel_bsp(void) {} static inline __cpuinit void load_ucode_intel_ap(void) {} static inline void show_ucode_info_early(void) {} +static inline int __init save_microcode_in_initrd_intel(void) { return -EINVAL; } #endif #if defined(CONFIG_MICROCODE_INTEL_EARLY) && defined(CONFIG_HOTPLUG_CPU) diff --git a/arch/x86/kernel/microcode_core_early.c b/arch/x86/kernel/microcode_core_early.c index 833d51d..0d19ac5 100644 --- a/arch/x86/kernel/microcode_core_early.c +++ b/arch/x86/kernel/microcode_core_early.c @@ -98,3 +98,13 @@ void __cpuinit load_ucode_ap(void) if (vendor == X86_VENDOR_INTEL && x86 >= 6) load_ucode_intel_ap(); } + +int __init save_microcode_in_initrd(void) +{ + struct cpuinfo_x86 *c = &boot_cpu_data; + + if (c->x86_vendor == X86_VENDOR_INTEL && c->x86 >= 6) + return save_microcode_in_initrd_intel(); + + return 0; +} diff --git a/arch/x86/kernel/microcode_intel_early.c b/arch/x86/kernel/microcode_intel_early.c index a07f0a0..dabef95 100644 --- a/arch/x86/kernel/microcode_intel_early.c +++ b/arch/x86/kernel/microcode_intel_early.c @@ -699,7 +699,7 @@ static int __cpuinit apply_microcode_early(struct mc_saved_data *mc_saved_data, * This function converts microcode patch offsets previously stored in * mc_saved_in_initrd to pointers and stores the pointers in mc_saved_data. */ -int __init save_microcode_in_initrd(void) +int __init save_microcode_in_initrd_intel(void) { unsigned int count = mc_saved_data.mc_saved_count; struct microcode_intel *mc_saved[MAX_UCODE_COUNT]; |
