[coreboot] r3435 - trunk/coreboot-v2/src/cpu/amd/model_10xxx

Author: mjones
Date: 2008-07-23 23:44:23 +0200 (Wed, 23 Jul 2008)
New Revision: 3435

Modified:
   trunk/coreboot-v2/src/cpu/amd/model_10xxx/defaults.h
   trunk/coreboot-v2/src/cpu/amd/model_10xxx/init_cpus.c
Log:
Add AMD Fam10 B3 default settings to match AMD example code.
Includes setting for most recent errata.

Signed-off-by: Marc Jones 
Acked-by: Carl-Daniel Hailfinger

Modified: trunk/coreboot-v2/src/cpu/amd/model_10xxx/defaults.h
===================================================================
--- trunk/coreboot-v2/src/cpu/amd/model_10xxx/defaults.h	2008-07-23 21:11:20 UTC (rev 3434)
+++ trunk/coreboot-v2/src/cpu/amd/model_10xxx/defaults.h	2008-07-23 21:44:23 UTC (rev 3435)
@@ -46,10 +46,6 @@
      0xF << 19, 0x00000000,
      0xF << 19, 0x00000000 },	/* [RtryHt[0..3]]=1 */

-	{ MC4_CTL_MASK, AMD_DR_ALL, AMD_PTYPE_ALL,
-	  0x1 << 10, 0x00000000,
-	  0x1 << 10, 0x00000000 },	/* [GartTblWkEn]=1 */
-
    { DC_CFG, AMD_DR_ALL, AMD_PTYPE_SVR,
      0x00000000, 0x00000004,
      0x00000000, 0x0000000C },	/* [REQ_CTR] = 1 for Server */
@@ -68,7 +64,7 @@

{ DC_CFG, AMD_DR_ALL, AMD_PTYPE_ALL,
      1 << 24, 0x00000000,
-	  1 << 24, 0x00000000 },	/* Erratum #202 [DIS_PIGGY_BACK_SCRUB]=1 */
+	  1 << 24, 0x00000000 },	/* Erratum #261 [DIS_PIGGY_BACK_SCRUB]=1 */

{ LS_CFG, AMD_DR_GT_B0, AMD_PTYPE_ALL,
      0 << 1, 0x00000000,
@@ -160,12 +156,15 @@
      0x00000100, 0x00000100 },	/* [8] MstrAbrtEn */

{ 3, 0x44, AMD_DR_ALL, AMD_PTYPE_ALL,
-	  0x0A100044, 0x0A300044 },	/* [27] NB MCA to CPU0 Enable,
-					   [25] DisPciCfgCpuErrRsp,
-					   [21] SyncOnErr=0,
-					   [20] SyncOnWDTEn=1,
-					   [6] CpuErrDis,
-					   [2] SyncOnUcEccEn=1 */
+	  0x4A30005C, 0x4A30005C },	/* [30] SyncOnDramAdrParErrEn = 1,
+					   [27] NbMcaToMstCpuEn = 1,
+					   [25] DisPciCfgCpuErrRsp = 1,
+					   [21] SyncOnAnyErrEn = 1,
+					   [20] SyncOnWDTEn = 1,
+					   [6] CpuErrDis = 1,
+					   [4] SyncPktPropDis = 1,
+					   [3] SyncPktGenDis = 1,
+					   [2] SyncOnUcEccEn = 1 */

/* XBAR buffer settings */
    { 3, 0x6C, AMD_DR_ALL, AMD_PTYPE_ALL,
@@ -222,7 +221,7 @@
    { 3, 0x84, AMD_DR_ALL, AMD_PTYPE_ALL,
      0xA0E641E6, 0xFFFFFFFF },

-	{ 3, 0xA0, AMD_DR_ALL, AMD_PTYPE_MOB,
+	{ 3, 0xA0, AMD_DR_ALL, AMD_PTYPE_MOB | AMD_PTYPE_DSK,
      0x00000080, 0x00000080 },	/* [7] PSIVidEnable */

{ 3, 0xA0, AMD_DR_ALL, AMD_PTYPE_ALL,
@@ -250,9 +249,13 @@

/* Extended NB MCA Config Register */
    { 3, 0x180, AMD_DR_ALL, AMD_PTYPE_ALL,
-	  0x00700022, 0x00700022 },	/* [5]     = DisPciCfgCpuMstAbtRsp
-					   [22:20] = SyncFloodOn_Err = 7,
-					   [1] = SyncFloodOnUsPwDataErr = 1 */
+	  0x007003E2, 0x007003E2 },	/* [22:20] = SyncFloodOn_Err = 7,
+					   [9] SyncOnUncNbAryEn = 1 ,
+					   [8] SyncOnProtEn = 1,
+					   [7] SyncFloodOnTgtAbtErr = 1,
+					   [6] SyncFloodOnDatErr = 1,
+					   [5] DisPciCfgCpuMstAbtRsp = 1,
+					   [1] SyncFloodOnUsPwDataErr = 1 */

/* L3 Control Register */
    { 3, 0x1B8, AMD_DR_ALL, AMD_PTYPE_ALL,

Modified: trunk/coreboot-v2/src/cpu/amd/model_10xxx/init_cpus.c
===================================================================
--- trunk/coreboot-v2/src/cpu/amd/model_10xxx/init_cpus.c	2008-07-23 21:11:20 UTC (rev 3434)
+++ trunk/coreboot-v2/src/cpu/amd/model_10xxx/init_cpus.c	2008-07-23 21:44:23 UTC (rev 3435)
@@ -669,6 +669,35 @@
 }

+void AMD_SetupPSIVID_d (u32 platform_type, u8 node)
+{
+	u32 dword;
+	int i;
+	msr_t msr;
+
+	if (platform_type & (AMD_PTYPE_MOB | AMD_PTYPE_DSK)) {
+
+	/* The following code sets the PSIVID to the lowest support P state
+	 * assuming that the VID for the lowest power state is below
+	 * the VDD voltage regulator threshold. (This also assumes that there
+	 * is a Pstate lower than P0)
+	 */
+
+		for( i = 4; i >= 0; i--) {
+			msr = rdmsr(PS_REG_BASE + i);
+			/*  Pstate valid? */
+			if (msr.hi & PS_EN_MASK) {
+				dword = pci_read_config32(NODE_PCI(i,3), 0xA0);
+				dword &= ~0x7F;
+				dword |= (msr.lo >> 9) & 0x7F;
+				pci_write_config32(NODE_PCI(i,3), 0xA0, dword);
+				break;
+			}
+		}
+	}
+}
+
+
 /**
  * AMD_CpuFindCapability - Traverse PCI capability list to find host HT links.
  *  HT Phy operations are not valid on links that aren't present, so this
@@ -854,9 +883,12 @@

printk_debug("cpuSetAMDPCI %02d", node);

+
    revision = mctGetLogicalCPUID(node);
    platform = get_platform_type();

+	AMD_SetupPSIVID_d(platform, node);	/* Set PSIVID offset which is not table driven */
+
    for(i = 0; i < sizeof(fam10_pci_default)/sizeof(fam10_pci_default[0]); i++) {
    	if ((fam10_pci_default[i].revision & revision) &&
    	    (fam10_pci_default[i].platform & platform)) {