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x86/head64.c: Early update ucode in 64-bit

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This updates ucode on BSP in 64-bit mode. Paging and virtual address are
working now.

Signed-off-by: Fenghua Yu <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: H. Peter Anvin <[email protected]>
This commit is contained in:
Fenghua Yu 2012-12-20 23:44:30 -08:00 • committed by H. Peter Anvin
commit feddc9de8b
1 changed files with 6 additions and 0 deletions
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6
arch/x86/kernel/head64.c
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@ -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");