Add AMD K8 S1G1 socket support.

Signed-off-by:  Michael Xie Michael.Xie@amd.com
Acked-by: Ronald G. Minnich <rminnich@gmail.com>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3585 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

diff --git a/src/cpu/amd/socket_S1G1/Config.lb b/src/cpu/amd/socket_S1G1/Config.lb
new file mode 100644 (file)
index 0000000..0ebfb8a
--- /dev/null
+++ b/src/cpu/amd/socket_S1G1/Config.lb
@@ -0,0 +1,19 @@
+uses CONFIG_CHIP_NAME
+uses K8_REV_F_SUPPORT
+uses K8_HT_FREQ_1G_SUPPORT
+uses DIMM_SUPPORT
+uses CPU_SOCKET_TYPE
+
+if CONFIG_CHIP_NAME
+       config chip.h
+end
+
+default K8_REV_F_SUPPORT=1
+#Opteron K8 1G HT Support
+default K8_HT_FREQ_1G_SUPPORT=1
+default DIMM_SUPPORT=0x0204  #DDR2 and REG, S1G1
+default CPU_SOCKET_TYPE=0x12
+
+object socket_S1G1.o
+
+dir /cpu/amd/model_fxx

diff --git a/src/cpu/amd/socket_S1G1/chip.h b/src/cpu/amd/socket_S1G1/chip.h
new file mode 100644 (file)
index 0000000..826c706
--- /dev/null
+++ b/src/cpu/amd/socket_S1G1/chip.h
@@ -0,0 +1,4 @@
+extern struct chip_operations cpu_amd_socket_S1G1_ops;
+
+struct cpu_amd_socket_S1G1_config {
+};

diff --git a/src/cpu/amd/socket_S1G1/socket_S1G1.c b/src/cpu/amd/socket_S1G1/socket_S1G1.c
new file mode 100644 (file)
index 0000000..352ecc3
--- /dev/null
+++ b/src/cpu/amd/socket_S1G1/socket_S1G1.c
@@ -0,0 +1,6 @@
+#include <device/device.h>
+#include "chip.h"
+
+struct chip_operations cpu_amd_socket_S1G1_ops = {
+       CHIP_NAME("Socket S1G1 CPU")
+};

diff --git a/src/northbridge/amd/amdk8/raminit_f.c b/src/northbridge/amd/amdk8/raminit_f.c
index 7a9dc609308386ec94ffad014d73ded3d9745f8e..3b51286d96bf1223f7de1282068303f737cb2dba 100644 (file)
--- a/src/northbridge/amd/amdk8/raminit_f.c
+++ b/src/northbridge/amd/amdk8/raminit_f.c
@@ -1,8 +1,23 @@
-/*     This should be done by Eric
-       2004.11 yhlu add 4 rank DIMM support
-       2004.12 yhlu add D0 support
-       2005.02 yhlu add E0 memory hole support
-       2005.10 yhlu make it support DDR2 only
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2002 Linux Networx
+ * (Written by Eric Biederman <ebiederman@lnxi.com> for Linux Networx)
+ * Copyright (C) 2004 YingHai Lu
+ * Copyright (C) 2008 Advanced Micro Devices, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */
 
 #include <cpu/x86/mem.h>
@@ -819,10 +834,10 @@ static void set_dimm_size(const struct mem_controller *ctrl, struct dimm_size *s
                uint32_t ClkDis0;
 #if CPU_SOCKET_TYPE == 0x10 /* L1 */
                ClkDis0 = DTL_MemClkDis0;
-#else 
-       #if CPU_SOCKET_TYPE == 0x11 /* AM2 */
+#elif CPU_SOCKET_TYPE == 0x11 /* AM2 */
                ClkDis0 = DTL_MemClkDis0_AM2;
-       #endif
+#elif CPU_SOCKET_TYPE == 0x12  /* S1G1 */
+               ClkDis0 = DTL_MemClkDis0_S1g1;
 #endif 
 
                dword = pci_read_config32(ctrl->f2, DRAM_TIMING_LOW); //Channel A
@@ -2053,10 +2068,16 @@ static void set_DramTerm(const struct mem_controller *ctrl, const struct mem_par
                }
 
        }       
-        dcl = pci_read_config32(ctrl->f2, DRAM_CONFIG_LOW);
-        dcl &= ~(DCL_DramTerm_MASK<<DCL_DramTerm_SHIFT);
-        dcl |= (odt & DCL_DramTerm_MASK) << (DCL_DramTerm_SHIFT);
-        pci_write_config32(ctrl->f2, DRAM_CONFIG_LOW, dcl);
+
+
+#if DIMM_SUPPORT == 0x0204
+       odt = 0x2;              /* 150 ohms */
+#endif
+
+    dcl = pci_read_config32(ctrl->f2, DRAM_CONFIG_LOW);
+    dcl &= ~(DCL_DramTerm_MASK<<DCL_DramTerm_SHIFT);
+    dcl |= (odt & DCL_DramTerm_MASK) << (DCL_DramTerm_SHIFT);
+    pci_write_config32(ctrl->f2, DRAM_CONFIG_LOW, dcl);
 }
 
 
@@ -2237,6 +2258,46 @@ static void set_misc_timing(const struct mem_controller *ctrl, struct mem_info *
 
 #endif
 
+#if DIMM_SUPPORT==0x0204       /* DDR2 and SO-DIMM, S1G1 */
+       dword = 0x00111222;
+       dwordx = 0x002F2F00;
+
+       switch (meminfo->memclk_set) {
+       case DCH_MemClkFreq_200MHz:     /* nothing to be set here */
+               break;
+       case DCH_MemClkFreq_266MHz:
+               if ((meminfo->single_rank_mask == 0)
+                   && (meminfo->x4_mask == 0) && (meminfo->x16_mask))
+                       dwordx = 0x002C2C00;    /* Double rank x8 */
+               /* else SRx16, SRx8, DRx16 == 0x002F2F00 */
+               break;
+       case DCH_MemClkFreq_333MHz:
+               if ((meminfo->single_rank_mask == 1)
+                  && (meminfo->x16_mask == 1)) /* SR x16 */
+                       dwordx = 0x00272700;
+               else if ((meminfo->x4_mask == 0) && (meminfo->x16_mask == 0)
+                        && (meminfo->single_rank_mask == 0)) { /* DR x8 */
+                       SlowAccessMode = 1;
+                       dwordx = 0x00002800;
+               } else {        /* SR x8, DR x16 */
+                       dwordx = 0x002A2A00;
+               }
+               break;
+       case DCH_MemClkFreq_400MHz:
+               if ((meminfo->single_rank_mask == 1)
+                  && (meminfo->x16_mask == 1)) /* SR x16 */
+                       dwordx = 0x00292900;
+               else if ((meminfo->x4_mask == 0) && (meminfo->x16_mask == 0)
+                        && (meminfo->single_rank_mask == 0)) { /* DR x8 */
+                       SlowAccessMode = 1;
+                       dwordx = 0x00002A00;
+               } else {        /* SR x8, DR x16 */
+                       dwordx = 0x002A2A00;
+               }
+               break;
+       }
+#endif
+
 #if DIMM_SUPPORT==0x0004  /* DDR2 and unbuffered */
         /* for UNBUF DIMM */
         dword = 0x00111222;