Improving BKDG implementation of P-states,

[coreboot.git] / src / cpu / amd / model_10xxx / fidvid.c

diff --git a/src/cpu/amd/model_10xxx/fidvid.c b/src/cpu/amd/model_10xxx/fidvid.c
index ea10269c0c46fe87148d869454d1012cd18efdd1..13416f7bc264a0305cbdce8e8a5a4e1e590eae66 100644 (file)
--- a/src/cpu/amd/model_10xxx/fidvid.c
+++ b/src/cpu/amd/model_10xxx/fidvid.c
@@ -631,7 +631,11 @@ static u32 needs_NB_COF_VID_update(void)
        nodes = get_nodes();
        nb_cof_vid_update = 0;
        for (i = 0; i < nodes; i++) {
-               if (pci_read_config32(NODE_PCI(i, 3), 0x1FC) & 1) {
+                u32 cpuRev = mctGetLogicalCPUID(i) ;
+                u32 nbCofVidUpdateDefined = (cpuRev & (AMD_FAM10_LT_D));
+               if (nbCofVidUpdateDefined 
+                    && (pci_read_config32(NODE_PCI(i, 3), 0x1FC) 
+                        & NB_COF_VID_UPDATE_MASK)) {
                        nb_cof_vid_update = 1;
                        break;
                }