Urja Rannikko (urjaman@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/12336
-gerrit
commit 66781acd7a9496ac597d87cadc875da20c2badcd Author: Urja Rannikko urjaman@gmail.com Date: Thu Nov 5 19:24:11 2015 +0200
amd/model_fxx: Check FID&VID Support for the BSP (too)
Tested in the direction that now my Sempron 2800+ / K8V-X boots. Fixed coding style in the check in AP code too to make them identical.
Change-Id: I76196176635bb0f6ac284c8cb3b72212774fdfe4 Signed-off-by: Urja Rannikko urjaman@gmail.com --- src/cpu/amd/model_fxx/fidvid.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/cpu/amd/model_fxx/fidvid.c b/src/cpu/amd/model_fxx/fidvid.c index a005c46..03415d1 100644 --- a/src/cpu/amd/model_fxx/fidvid.c +++ b/src/cpu/amd/model_fxx/fidvid.c @@ -356,9 +356,8 @@ static void init_fidvid_ap(unsigned bsp_apicid, unsigned apicid) u32 fid_max; int loop;
- if((cpuid_edx(0x80000007)&0x06)!=0x06) { + if ((cpuid_edx(0x80000007) & 0x06) != 0x06) return; /* FID/VID change not supported */ - }
msr = rdmsr(0xc0010042); fid_max = ((msr.lo >> 16) & 0x3f); /* max fid */ @@ -536,6 +535,9 @@ static void init_fidvid_bsp(unsigned bsp_apicid) unsigned i; #endif
+ if ((cpuid_edx(0x80000007) & 0x06) != 0x06) + return; /* FID/VID change not supported */ + msr_t msr; msr = rdmsr(0xc0010042); fid_max = ((msr.lo >> 16) & 0x3f); /* max fid */