Messages in this thread Patch in this message | | | From | "Fenghua Yu" <> | Subject | [PATCH v4 09/11] x86/head64.c: Early update ucode in 64-bit | Date | Thu, 20 Dec 2012 11:48:11 -0800 |
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From: Fenghua Yu <fenghua.yu@intel.com>
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> --- 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 e1cb611..1ccbaf1 100644 --- a/arch/x86/kernel/head64.c +++ b/arch/x86/kernel/head64.c @@ -26,6 +26,7 @@ #include <asm/kdebug.h> #include <asm/e820.h> #include <asm/bios_ebda.h> +#include <asm/microcode.h> /* * Manage page tables very early on. @@ -179,6 +180,11 @@ void __init x86_64_start_kernel(char * real_mode_data) } load_idt((const struct desc_ptr *)&idt_descr); + /* + * Load microcode early on BSP. + */ + load_ucode_bsp(__va(real_mode_data)); + copy_bootdata(__va(real_mode_data)); if (console_loglevel == 10) -- 1.8.0.1
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