Messages in this thread Patch in this message |  | | Date | Thu, 31 Jan 2013 14:35:52 -0800 | From | tip-bot for Fenghua Yu <> | Subject | [tip:x86/microcode] x86/head64.c: Early update ucode in 64-bit |
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Commit-ID: feddc9de8bf69415da6f96eca0219186b70d145a Gitweb: http://git.kernel.org/tip/feddc9de8bf69415da6f96eca0219186b70d145a Author: Fenghua Yu <fenghua.yu@intel.com> AuthorDate: Thu, 20 Dec 2012 23:44:30 -0800 Committer: H. Peter Anvin <hpa@linux.intel.com> CommitDate: Thu, 31 Jan 2013 13:20:24 -0800
x86/head64.c: Early update ucode in 64-bit
This updates ucode on BSP in 64-bit mode. Paging and virtual address are working now.
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> Link: http://lkml.kernel.org/r/1356075872-3054-11-git-send-email-fenghua.yu@intel.com Signed-off-by: H. Peter Anvin <hpa@linux.intel.com> --- arch/x86/kernel/head64.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c index 57334f4..3ff3570 100644 --- a/arch/x86/kernel/head64.c +++ b/arch/x86/kernel/head64.c @@ -26,6 +26,7 @@ #include <asm/e820.h> #include <asm/bios_ebda.h> #include <asm/bootparam_utils.h> +#include <asm/microcode.h> /* * Manage page tables very early on. @@ -170,6 +171,11 @@ void __init x86_64_start_kernel(char * real_mode_data) copy_bootdata(__va(real_mode_data)); + /* + * Load microcode early on BSP. + */ + load_ucode_bsp(); + if (console_loglevel == 10) early_printk("Kernel alive\n");
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