From: Fenghua Yu <fenghua...@intel.com>
This updates ucode in 64-bit mode. Paging and virtual address are working now.
Signed-off-by: Fenghua Yu <fenghua...@intel.com>
---
arch/x86/kernel/head64.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index 037df57..a512f56 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -25,6 +25,7 @@
#include <asm/kdebug.h>
#include <asm/e820.h>
#include <asm/bios_ebda.h>
+#include <asm/microcode.h>
static void __init zap_identity_mappings(void)
{
@@ -73,6 +74,11 @@ void __init x86_64_start_kernel(char * real_mode_data)
/* clear bss before set_intr_gate with early_idt_handler */
clear_bss();
+ /*
+ * Load microcode early on BSP.
+ */
+ load_ucode_bsp(real_mode_data);
+
/* Make NULL pointers segfault */
zap_identity_mappings();
--
1.7.2
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