[coreboot] workaround for mahogany_fam10. Not a signed-off-by

[Bao, Zheng]

This is for the mahogany_fam10 I just sent. It is not a signed-off-by
patch. We need to work it out about this problem.


Index: src/northbridge/amd/amdht/h3finit.c
===================================================================
--- src/northbridge/amd/amdht/h3finit.c (revision 4521)
+++ src/northbridge/amd/amdht/h3finit.c (working copy)
@@ -1104,6 +1104,7 @@
                                AmdPCIRead(currentPtr, &temp);
                        } while (!IS_HT_SLAVE_CAPABILITY(temp));
 
+#if (CONFIG_HT_CHAIN_UNITID_BASE != 0)
                        AmdPCIReadBits(currentPtr, 25, 21, &unitIDcnt);
                        if ((unitIDcnt + currentBUID > 31) || ((secBus
== 0) && (unitIDcnt + currentBUID > 24)))
                        {
@@ -1145,7 +1146,7 @@
                                STOP_HERE;
                                break;
                        }
-
+#endif
                        AmdPCIReadBits(currentPtr, 26, 26, &temp);
                        pDat->PortList[pDat->TotalLinks*2+1].Link =
(u8)temp;
                        pDat->PortList[pDat->TotalLinks*2+1].Pointer =
currentPtr;
@@ -1156,6 +1157,11 @@
                        depth++;
                        pDat->TotalLinks++;
                        currentBUID += unitIDcnt;
+#if CONFIG_HT_CHAIN_UNITID_BASE == 0
+                       STOP_HERE;
+                       break;
+#endif
+
                }
                if (pDat->HtBlock->AMD_CB_EventNotify)
                {

ht_chain_unitid_base.patch
Description: ht_chain_unitid_base.patch

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