xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

x86/microcode_core_early.c: Define interfaces for early loading ucode

Browse Source 
Define interfaces load_ucode_bsp() and load_ucode_ap() to load ucode on BSP and
AP in early boot time. These are generic interfaces. Internally they call
vendor specific implementations.

Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Link: http://lkml.kernel.org/r/1356075872-3054-6-git-send-email-fenghua.yu@intel.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
Fenghua Yu
2012-12-20 23:44:25 -08:00
committed by H. Peter Anvin
parent e6ebf5deaa
commit a8ebf6d1d6
2 changed files with 90 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
arch/x86/include/asm/microcode.h
View File

@@ -57,4 +57,18 @@ static inline struct microcode_ops * __init init_amd_microcode(void)
static inline void __exit exit_amd_microcode(void) {}
#endif
#ifdef CONFIG_MICROCODE_EARLY
#define MAX_UCODE_COUNT 128
extern void __init load_ucode_bsp(void);
extern __init void load_ucode_ap(void);
extern int __init save_microcode_in_initrd(void);
#else
static inline void __init load_ucode_bsp(void) {}
static inline __init void load_ucode_ap(void) {}
static inline int __init save_microcode_in_initrd(void)
{
return 0;
}
#endif
#endif /* _ASM_X86_MICROCODE_H */