Patch AMD Fam10 C2 for errata 327, 344, 346, 354, 351.

Removed c2 HT Phy 520a/530a reserved bit.

Signed-off-by: Marc Jones <marcj303@gmail.com>
Acked-by: Ward Vandewege <ward@gnu.org>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4359 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

src/cpu/amd/model_10xxx/defaults.h

@@ -124,9 +124,40 @@ static const struct {
 	{ 0, 0xE4, AMD_FAM10_ALL, AMD_PTYPE_ALL,
 	  0x00002000, 0x00002000 },	/* [13] LdtStopTriEn = 1 */
 
+	/* Link Global Retry Control Register */
+	{ 0, 0x150, AMD_FAM10_ALL, AMD_PTYPE_ALL,
+	  0x00073900, 0x00073F00 },
+
+	/*  Errata 351
+	 * System software should program the Link Extended Control Registers[LS2En]
+	 * (F0x[18C:170][8]) to 0b for all links. System software should also
+	 * program Link Global Extended Control Register[ForceFullT0]
+	 * (F0x16C[15:13]) to 000b */
+
+	{ 0, 0x170, AMD_FAM10_ALL, AMD_PTYPE_ALL, /* Fix FAM10_ALL when fixed in rev guide */
+	  0x00000000, 0x00000100 },
+	{ 0, 0x174, AMD_FAM10_ALL, AMD_PTYPE_ALL,
+	  0x00000000, 0x00000100 },
+	{ 0, 0x178, AMD_FAM10_ALL, AMD_PTYPE_ALL,
+	  0x00000000, 0x00000100 },
+	{ 0, 0x17C, AMD_FAM10_ALL, AMD_PTYPE_ALL,
+	  0x00000000, 0x00000100 },
+	{ 0, 0x180, AMD_FAM10_ALL, AMD_PTYPE_ALL,
+	  0x00000000, 0x00000100 },
+	{ 0, 0x184, AMD_FAM10_ALL, AMD_PTYPE_ALL,
+	  0x00000000, 0x00000100 },
+	{ 0, 0x188, AMD_FAM10_ALL, AMD_PTYPE_ALL,
+	  0x00000000, 0x00000100 },
+	{ 0, 0x18C, AMD_FAM10_ALL, AMD_PTYPE_ALL,
+	  0x00000000, 0x00000100 },
+	{ 0, 0x170, AMD_FAM10_ALL, AMD_PTYPE_ALL,
+	  0x00000000, 0x00000100 },
+
 	/* Link Global Extended Control Register */
 	{ 0, 0x16C, AMD_FAM10_ALL, AMD_PTYPE_ALL,
-	  0x0000C000, 0x0000E000 },	/* [15:13] ForceFullT0 = 110b */
+	  0x00000014, 0x0000003F },	/* [15:13] ForceFullT0 = 0b,
+								 * Set T0Time 14h per BKDG */
+
 
 	/* Function 1 - Map Init */
 
@@ -257,6 +288,11 @@ static const struct {
 					   [5] DisPciCfgCpuMstAbtRsp = 1,
 					   [1] SyncFloodOnUsPwDataErr = 1 */
 
+	/* errata 346 - Fam10 C2
+	 *  System software should set F3x188[22] to 1b. */
+	{ 3, 0x188, AMD_RB_C2, AMD_PTYPE_ALL,
+	  0x00400000, 0x00400000 },
+
 	/* L3 Control Register */
 	{ 3, 0x1B8, AMD_FAM10_ALL, AMD_PTYPE_ALL,
 	  0x00001000, 0x00001000 },	/* [12] = L3PrivReplEn */
@@ -279,17 +315,113 @@ static const struct {
 	u32 mask;
 } fam10_htphy_default[] = {
 
-	{ 0x520A, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	/* Errata 344 - Fam10 C2
+	 * System software should set bit 6 of F4x1[9C, 94, 8C, 84]_x[78:70, 68:60]. */
+	{ 0x60, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x61, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x62, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x63, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x64, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x65, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x66, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x67, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x68, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+
+	{ 0x70, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x71, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x72, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x73, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x74, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x75, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x76, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x77, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x78, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+
+	/* Errata 354 - Fam10 C2
+	 * System software should set bit 6 of F4x1[9C,94,8C,84]_x[58:50, 48:40] for all links. */
+	{ 0x40, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x41, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x42, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x43, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x44, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x45, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x46, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x47, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x48, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+
+	{ 0x50, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x51, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x52, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x53, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x54, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x55, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x56, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x57, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+	{ 0x58, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00000040, 0x00000040 },
+
+	/* Errata 327 - Fam10 C2
+	 * BIOS should set the Link Phy Impedance Register[RttCtl]
+	 * (F4x1[9C, 94, 8C, 84]_x[D0, C0][31:29]) to 010b and
+	 * Link Phy Impedance Register[RttIndex]
+	 * (F4x1[9C, 94, 8C, 84]_x[D0, C0][20:16]) to 00100b */
+	{ 0xC0, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x40040000, 0xe01F0000 },
+	{ 0xD0, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x40040000, 0xe01F0000 },
+
+	{ 0x520A, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00004000, 0x00006000 },	/* HT_PHY_DLL_REG */
+
+	{ 0x530A, AMD_RB_C2, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x00004000, 0x00006000 },	/* HT_PHY_DLL_REG */
+
+	{ 0x520A, AMD_DR_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
 	  0x00004400, 0x00006400 },	/* HT_PHY_DLL_REG */
 
-	{ 0x530A, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	{ 0x530A, AMD_DR_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
 	  0x00004400, 0x00006400 },	/* HT_PHY_DLL_REG */
 
-	{ 0xCF, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	{ 0xCF, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_HT3,
 	  0x00000000, 0x000000FF },	/* Provide clear setting for logical
 					   completeness */
 
-	{ 0xDF, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	{ 0xDF, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_HT3,
 	  0x00000000, 0x000000FF },	/* Provide clear setting for logical
 					   completeness */
 
@@ -315,4 +447,8 @@ static const struct {
 	{ 0xC1, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_HT1,
 	  0x04020000, 0x3FFFC000 },	/* [29:22] LfcMax = 10h,
 					   [21:14] LfcMin = 08h */
+
+	{ 0xC0, AMD_FAM10_ALL, AMD_PTYPE_ALL, HTPHY_LINKTYPE_ALL,
+	  0x40040000, 0xe01F0000 },	/* [31:29] RttCtl = 02h,
+								   [20:16] RttIndex = 04h */
 };