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authorMarc Jones <marc.jones@amd.com>2008-04-22 22:11:31 +0000
committerMarc Jones <marc.jones@amd.com>2008-04-22 22:11:31 +0000
commitda4ce6b45157060447cb02fa15349f7de3f531ff (patch)
treeb2b8c34dbff559f715f7832f59a6703a6870625c /src/northbridge/amd/amdfam10
parent0ab8cddf02f592a34f3c555ba78a11eaf66a59c0 (diff)
Add early MSR and PCI register initialization.
This fixes many default setting as well as erratas. Some CPU core functions were moved from the HT init and platform specific code to the generic Fam10 CPU code. Signed-off-by: Marc Jones <marc.jones@amd.com> Acked-by: Stefan Reinauer <stepan@coresystems.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3248 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/northbridge/amd/amdfam10')
-rw-r--r--src/northbridge/amd/amdfam10/raminit_amdmct.c39
1 files changed, 28 insertions, 11 deletions
diff --git a/src/northbridge/amd/amdfam10/raminit_amdmct.c b/src/northbridge/amd/amdfam10/raminit_amdmct.c
index 72d8469737..9696689281 100644
--- a/src/northbridge/amd/amdfam10/raminit_amdmct.c
+++ b/src/northbridge/amd/amdfam10/raminit_amdmct.c
@@ -106,23 +106,26 @@ void mctGet_DIMMAddr(struct DCTStatStruc *pDCTstat, u32 node)
u32 mctGetLogicalCPUID(u32 Node)
{
+ /* FIXME: Move this to a more generic place. Maybe to the CPU code */
+ /* Converts the CPUID to a logical ID MASK that is used to check
+ CPU version support versions */
u32 dev;
u32 val, valx;
u32 family, model, stepping;
u32 ret;
- dev = PA_NBMISC(Node);
- val = Get_NB32(dev, 0xfc);
- print_debug("Family_Model:"); print_debug_hex32(val); print_debug("\n");
- family = ((val >> 8) & 0x0f) + ((val>>20) & 0xff);
- model = ((val>>4) & 0x0f) | ((val>>(16-4)) & 0xf0);
- stepping = val & 0xff;
- print_debug("Family:"); print_debug_hex8(family); print_debug("\t");
- print_debug("Model:"); print_debug_hex8(model); print_debug("\t");
- print_debug("Stepping:"); print_debug_hex8(stepping); print_debug("\n");
+ if (Node == 0xFF) { /* current node */
+ val = cpuid_eax(0x80000001);
+ } else {
+ dev = PA_NBMISC(Node);
+ val = Get_NB32(dev, 0xfc);
+ }
+
+ family = ((val >> 8) & 0x0f) + ((val >> 20) & 0xff);
+ model = ((val >> 4) & 0x0f) | ((val >> (16-4)) & 0xf0);
+ stepping = val & 0x0f;
- valx = (family<<12) | (model<<4) | (stepping);
- print_debug("converted:"); print_debug_hex32(valx); print_debug("\n");
+ valx = (family << 12) | (model << 4) | (stepping);
switch (valx) {
case 0x10000:
@@ -134,7 +137,21 @@ u32 mctGetLogicalCPUID(u32 Node)
case 0x10002:
ret = AMD_DR_A2;
break;
+ case 0x10020:
+ ret = AMD_DR_B0;
+ break;
+ case 0x10021:
+ ret = AMD_DR_B1;
+ break;
+ case 0x10022:
+ ret = AMD_DR_B2;
+ break;
+ case 0x10023:
+ ret = AMD_DR_B3;
+ break;
default:
+ /* FIXME: mabe we should die() here. */
+ print_err("FIXME! CPU Version unknown or not supported! \n");
ret = 0;
}