From 63b553c68db5a8d4febcd1010b194333d2b02e1c Mon Sep 17 00:00:00 2001 From: Fenghua Yu Date: Thu, 20 Dec 2012 23:44:29 -0800 Subject: [PATCH] x86/head_32.S: Early update ucode in 32-bit This updates ucode in 32-bit kernel on BSP and AP. At this point, there is no paging and no virtual address yet. Signed-off-by: Fenghua Yu Link: http://lkml.kernel.org/r/1356075872-3054-10-git-send-email-fenghua.yu@intel.com Signed-off-by: H. Peter Anvin --- arch/x86/kernel/head_32.S | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index 8e7f6556028f..2f705307c8d8 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -144,6 +144,11 @@ ENTRY(startup_32) movl %eax, pa(olpc_ofw_pgd) #endif +#ifdef CONFIG_MICROCODE_EARLY + /* Early load ucode on BSP. */ + call load_ucode_bsp +#endif + /* * Initialize page tables. This creates a PDE and a set of page * tables, which are located immediately beyond __brk_base. The variable @@ -299,6 +304,12 @@ ENTRY(startup_32_smp) movl %eax,%ss leal -__PAGE_OFFSET(%ecx),%esp +#ifdef CONFIG_MICROCODE_EARLY + /* Early load ucode on AP. */ + call load_ucode_ap +#endif + + default_entry: /* * New page tables may be in 4Mbyte page mode and may -- 2.39.5