From 8ae8c8822068ef1722c08073ffa4ecc25633cbee Mon Sep 17 00:00:00 2001
From: Marc Jones <marc.jones@amd.com>
Date: Wed, 19 Dec 2007 01:32:08 +0000
Subject: Initial AMD Barcelona support for rev Bx. These are the core files
for HyperTransport, DDR2 Memory, and multi-core initialization.
Signed-off-by: Marc Jones <marc.jones@amd.com>
Reviewed-by: Jordan Crouse <jordan.crouse@amd.com>
Acked-by: Myles Watson <myles@pel.cs.byu.edu>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3014 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
---
src/cpu/amd/microcode/microcode.c | 17 ++++++++++++-----
1 file changed, 12 insertions(+), 5 deletions(-)
(limited to 'src/cpu/amd/microcode')
diff --git a/src/cpu/amd/microcode/microcode.c b/src/cpu/amd/microcode/microcode.c
index 3f0105cf92..0bbded08d4 100644
--- a/src/cpu/amd/microcode/microcode.c
+++ b/src/cpu/amd/microcode/microcode.c
@@ -17,6 +17,8 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#ifndef __ROMCC__
+
#include <stdint.h>
#include <console/console.h>
#include <cpu/cpu.h>
@@ -24,6 +26,8 @@
#include <cpu/amd/microcode.h>
#include <cpu/x86/cache.h>
+#endif
+
struct microcode {
u32 date_code;
u32 patch_id;
@@ -56,8 +60,11 @@ struct microcode {
static int need_apply_patch(struct microcode *m, u32 equivalent_processor_rev_id)
{
- if (m->processor_rev_id != equivalent_processor_rev_id) return 0;
-
+ if (m->processor_rev_id != equivalent_processor_rev_id) {
+ printk_debug("microcode: rev id does not match this patch.\n");
+ printk_debug("microcode: Not updated! Fix microcode_updates[] \n");
+ return 0;
+ }
if (m->nb_dev_id) {
//look at the device id, if not found return;
//if(m->nb_rev_id != installed_nb_rev_id) return 0;
@@ -86,7 +93,7 @@ void amd_update_microcode(void *microcode_updates, u32 equivalent_processor_rev_
msr = rdmsr(0x8b);
patch_id = msr.lo;
- printk_debug("microcode: equivalent processor rev id = 0x%04x, patch id = 0x%08x\n", equivalent_processor_rev_id, patch_id);
+ printk_debug("microcode: equivalent rev id = 0x%04x, current patch id = 0x%08x\n", equivalent_processor_rev_id, patch_id);
m = microcode_updates;
@@ -100,13 +107,13 @@ void amd_update_microcode(void *microcode_updates, u32 equivalent_processor_rev_
wrmsr(0xc0010020, msr);
- printk_debug("microcode: patch id that want to apply= 0x%08x\n", m->patch_id);
+ printk_debug("microcode: patch id to apply = 0x%08x\n", m->patch_id);
//read the patch_id again
msr = rdmsr(0x8b);
new_patch_id = msr.lo;
- printk_debug("microcode: updated to patch id = 0x%08x %s\r\n", new_patch_id , (new_patch_id == m->patch_id)?" success":" fail" );
+ printk_debug("microcode: updated to patch id = 0x%08x %s\n", new_patch_id , (new_patch_id == m->patch_id)?" success\n":" fail\n" );
break;
}
c += 2048;
--
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