From: Fenghua Yu <fenghua...@intel.com>
This updates ucode in 32-bit kernel. At this point, there is no paging and no
virtual address yet.
Signed-off-by: Fenghua Yu <fenghua...@intel.com>
---
arch/x86/kernel/head_32.S | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
index 8e7f655..fdc11f6 100644
--- a/arch/x86/kernel/head_32.S
+++ b/arch/x86/kernel/head_32.S
@@ -144,6 +144,12 @@ ENTRY(startup_32)
movl %eax, pa(olpc_ofw_pgd)
#endif
+#ifdef CONFIG_MICROCODE_EARLY
+ /* Early load ucode on BSP. */
+ movl $pa(boot_params), %eax
+ 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 +305,12 @@ 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
--
1.8.0.1
--
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