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-rw-r--r--src/include/cpu/amd/gx2def.h258
-rw-r--r--src/northbridge/amd/gx2/Config.lb2
-rw-r--r--src/northbridge/amd/gx2/northbridgeinit.c346
3 files changed, 604 insertions, 2 deletions
diff --git a/src/include/cpu/amd/gx2def.h b/src/include/cpu/amd/gx2def.h
index cda78d4a04..dc4559ee60 100644
--- a/src/include/cpu/amd/gx2def.h
+++ b/src/include/cpu/amd/gx2def.h
@@ -72,7 +72,8 @@
#define GL1_GLCP 3
#define GL1_PCI 4
#define GL1_FG 5
-
+#define GL1_VIP 5
+#define GL1_AES 6
#define MSR_GLIU0 (GL0_GLIU0 << 29) + (1 << 28) /* To get on GeodeLink one bit has to be set */
#define MSR_MC (GL0_MC << 29)
@@ -85,7 +86,8 @@
#define MSR_GLCP (GL1_GLCP << 26) + MSR_GLIU1
#define MSR_PCI (GL1_PCI << 26) + MSR_GLIU1
#define MSR_FG (GL1_FG << 26) + MSR_GLIU1
-
+#define MSR_VIP ((GL1_VIP << 26) + MSR_GLIU1)
+#define MSR_AES ((GL1_AES << 26) + MSR_GLIU1)
/* South Bridge*/
#define MSR_SB (SB_PORT << 23) + MSR_PCI /* address to the SouthBridge*/
#define SB_SHIFT 20 /* 29 -> 26 -> 23 -> 20...... When making a SB address uses this shift.*/
@@ -429,4 +431,256 @@
#define FG_GLD_MSR_CAP MSR_FG + 0x2000
#define FG_GLD_MSR_PM MSR_FG + 0x2004
+/* VIP GLIU1 port 5*/
+/* */
+#define VIP_GLD_MSR_CAP (MSR_VIP + 0x2000)
+#define VIP_GLD_MSR_CONFIG (MSR_VIP + 0x2001)
+#define VIP_GLD_MSR_PM (MSR_VIP + 0x2004)
+#define VIP_BIST (MSR_VIP + 0x2005)
+/* */
+/* AES GLIU1 port 6*/
+/* */
+#define AES_GLD_MSR_CAP (MSR_AES + 0x2000)
+#define AES_GLD_MSR_CONFIG (MSR_AES + 0x2001)
+#define AES_GLD_MSR_PM (MSR_AES + 0x2004)
+#define AES_CONTROL (MSR_AES + 0x2006)
+/* more fun stuff */
+#define BM 1 /* Base Mask - map power of 2 size aligned region*/
+#define BMO 2 /* BM with an offset*/
+#define R 3 /* Range - 4k range minimum*/
+#define RO 4 /* R with offset*/
+#define SC 5 /* Swiss 0xCeese - maps a 256K region in to 16K 0xcunks. Set W/R*/
+#define BMIO 6 /* Base Mask IO*/
+#define SCIO 7 /* Swiss 0xCeese IO*/
+#define SC_SHADOW 8 /* Special marker for Shadow SC descriptors so setShadow proc is independant of CPU*/
+#define R_SYSMEM 9 /* Special marker for SYSMEM R descriptors so GLIUInit proc is independant of CPU*/
+#define BMO_SMM 10 /* Specail marker for SMM*/
+#define BM_SMM 11 /* Specail marker for SMM*/
+#define BMO_DMM 12 /* Specail marker for DMM*/
+#define BM_DMM 13 /* Specail marker for DMM*/
+#define RO_FB 14 /* special for Frame buffer.*/
+#define R_FB 15 /* special for FB.*/
+#define OTHER 0x0FE /* Special marker for other*/
+#define GL_END 0x0FF /* end*/
+
+#define MSR_GL0 (GL1_GLIU0 << 29)
+
+/* Set up desc addresses from 20 - 3f*/
+/* This is chip specific!*/
+#define MSR_GLIU0_BASE1 (MSR_GLIU0 + 0x20) /* BM*/
+#define MSR_GLIU0_BASE2 (MSR_GLIU0 + 0x21) /* BM*/
+#define MSR_GLIU0_SHADOW (MSR_GLIU0 + 0x2C) /* SCO should only be SC*/
+#define MSR_GLIU0_SYSMEM (MSR_GLIU0 + 0x28) /* RO should only be R*/
+#define MSR_GLIU0_SMM (MSR_GLIU0 + 0x26) /* BMO*/
+#define MSR_GLIU0_DMM (MSR_GLIU0 + 0x27) /* BMO*/
+
+#define MSR_GLIU1_BASE1 (MSR_GLIU1 + 0x20) /* BM*/
+#define MSR_GLIU1_BASE2 (MSR_GLIU1 + 0x21) /* BM*/
+#define MSR_GLIU1_SHADOW (MSR_GLIU1 + 0x2D) /* SCO should only be SC*/
+#define MSR_GLIU1_SYSMEM (MSR_GLIU1 + 0x29) /* RO should only be R*/
+#define MSR_GLIU1_SMM (MSR_GLIU1 + 0x23) /* BM*/
+#define MSR_GLIU1_DMM (MSR_GLIU1 + 0x24) /* BM*/
+#define MSR_GLIU1_FPU_TRAP (MSR_GLIU1 + 0x0E3) /* FooGlue F0 for FPU*/
+
+/* definitions that are "once you are mostly up, start VSA" type things */
+#define SMM_OFFSET 0x40400000
+#define SMM_SIZE 256
+#define DMM_OFFSET 0x0C0000000
+#define DMM_SIZE 128
+#define FB_OFFSET 0x41000000
+#define PCI_MEM_TOP 0x0EFFFFFFF // Top of PCI mem allocation region
+#define PCI_IO_TOP 0x0EFFF // Top of PCI I/O allocation region
+#define END_OPTIONROM_SPACE 0x0DFFF // E0000 is reserved for SystemROMs.
+
+#define MDD_SMBUS 0x06000 // SMBUS IO location
+#define MDD_GPIO 0x06100 // GPIO & ICF IO location
+#define MDD_MFGPT 0x06200 // General Purpose Timers IO location
+#define MDD_IRQ_MAPPER 0x06300 // IRQ Mapper
+#define ACPI_BASE 0x09C00 // ACPI Base
+#define MDD_PM 0x09D00 // Power Management Logic - placed at the end of ACPI
+
+#define CS5535_IDSEL 0x02000000 // IDSEL = AD25, device #15
+#define CHIPSET_DEV_NUM 15
+#define IDSEL_BASE 11 // bit 11 = device 1
+#define SB_PORT 2 // port of the SouthBridge
+
+/* standard AMD post definitions -- might as well use them. */
+#define POST_Output_Port (0x080) /* port to write post codes to*/
+
+#define POST_preSioInit (0x000) /* geode.asm*/
+#define POST_clockInit (0x001) /* geode.asm*/
+#define POST_CPURegInit (0x002) /* geode.asm*/
+#define POST_UNREAL (0x003) /* geode.asm*/
+#define POST_CPUMemRegInit (0x004) /* geode.asm*/
+#define POST_CPUTest (0x005) /* geode.asm*/
+#define POST_memSetup (0x006) /* geode.asm*/
+#define POST_memSetUpStack (0x007) /* geode.asm*/
+#define POST_memTest (0x008) /* geode.asm*/
+#define POST_shadowRom (0x009) /* geode.asm*/
+#define POST_memRAMoptimize (0x00A) /* geode.asm*/
+#define POST_cacheInit (0x00B) /* geode.asm*/
+#define POST_northBridgeInit (0x00C) /* geode.asm*/
+#define POST_chipsetInit (0x00D) /* geode.asm*/
+#define POST_sioTest (0x00E) /* geode.asm*/
+#define POST_pcATjunk (0x00F) /* geode.asm*/
+
+
+#define POST_intTable (0x010) /* geode.asm*/
+#define POST_memInfo (0x011) /* geode.asm*/
+#define POST_romCopy (0x012) /* geode.asm*/
+#define POST_PLLCheck (0x013) /* geode.asm*/
+#define POST_keyboardInit (0x014) /* geode.asm*/
+#define POST_cpuCacheOff (0x015) /* geode.asm*/
+#define POST_BDAInit (0x016) /* geode.asm*/
+#define POST_pciScan (0x017) /* geode.asm*/
+#define POST_optionRomInit (0x018) /* geode.asm*/
+#define POST_ResetLimits (0x019) /* geode.asm*/
+#define POST_summary_screen (0x01A) /* geode.asm*/
+#define POST_Boot (0x01B) /* geode.asm*/
+#define POST_SystemPreInit (0x01C) /* geode.asm*/
+#define POST_ClearRebootFlag (0x01D) /* geode.asm*/
+#define POST_GLIUInit (0x01E) /* geode.asm*/
+#define POST_BootFailed (0x01F) /* geode.asm*/
+
+
+#define POST_CPU_ID (0x020) /* cpucpuid.asm*/
+#define POST_COUNTERBROKEN (0x021) /* pllinit.asm*/
+#define POST_DIFF_DIMMS (0x022) /* pllinit.asm*/
+#define POST_WIGGLE_MEM_LINES (0x023) /* pllinit.asm*/
+#define POST_NO_GLIU_DESC (0x024) /* pllinit.asm*/
+#define POST_CPU_LCD_CHECK (0x025) /* pllinit.asm*/
+#define POST_CPU_LCD_PASS (0x026) /* pllinit.asm*/
+#define POST_CPU_LCD_FAIL (0x027) /* pllinit.asm*/
+#define POST_CPU_STEPPING (0x028) /* cpucpuid.asm*/
+#define POST_CPU_DM_BIST_FAILURE (0x029) /* gx2reg.asm*/
+#define POST_CPU_FLAGS (0x02A) /* cpucpuid.asm*/
+#define POST_CHIPSET_ID (0x02b) /* chipset.asm*/
+#define POST_CHIPSET_ID_PASS (0x02c) /* chipset.asm*/
+#define POST_CHIPSET_ID_FAIL (0x02d) /* chipset.asm*/
+#define POST_CPU_ID_GOOD (0x02E) /* cpucpuid.asm*/
+#define POST_CPU_ID_FAIL (0x02F) /* cpucpuid.asm*/
+
+
+
+/* PCI config*/
+#define P80_PCICFG (0x030) /* pcispace.asm*/
+
+
+/* PCI io*/
+#define P80_PCIIO (0x040) /* pcispace.asm*/
+
+
+/* PCI memory*/
+#define P80_PCIMEM (0x050) /* pcispace.asm*/
+
+
+/* SIO*/
+#define P80_SIO (0x060) /* *sio.asm*/
+
+/* Memory Setp*/
+#define P80_MEM_SETUP (0x070) /* docboot meminit*/
+#define POST_MEM_SETUP (0x070) /* memsize.asm*/
+#define ERROR_32BIT_DIMMS (0x071) /* memsize.asm*/
+#define POST_MEM_SETUP2 (0x072) /* memsize.asm*/
+#define POST_MEM_SETUP3 (0x073) /* memsize.asm*/
+#define POST_MEM_SETUP4 (0x074) /* memsize.asm*/
+#define POST_MEM_SETUP5 (0x075) /* memsize.asm*/
+#define POST_MEM_ENABLE (0x076) /* memsize.asm*/
+#define ERROR_NO_DIMMS (0x077) /* memsize.asm*/
+#define ERROR_DIFF_DIMMS (0x078) /* memsize.asm*/
+#define ERROR_BAD_LATENCY (0x079) /* memsize.asm*/
+#define ERROR_SET_PAGE (0x07a) /* memsize.asm*/
+#define ERROR_DENSITY_DIMM (0x07b) /* memsize.asm*/
+#define ERROR_UNSUPPORTED_DIMM (0x07c) /* memsize.asm*/
+#define ERROR_BANK_SET (0x07d) /* memsize.asm*/
+#define POST_MEM_SETUP_GOOD (0x07E) /* memsize.asm*/
+#define POST_MEM_SETUP_FAIL (0x07F) /* memsize.asm*/
+
+
+#define POST_UserPreInit (0x080) /* geode.asm*/
+#define POST_UserPostInit (0x081) /* geode.asm*/
+#define POST_Equipment_check (0x082) /* geode.asm*/
+#define POST_InitNVRAMBX (0x083) /* geode.asm*/
+#define POST_NoPIRTable (0x084) /* pci.asm*/
+#define POST_ChipsetFingerPrintPass (0x085) /* prechipsetinit*/
+#define POST_ChipsetFingerPrintFail (0x086) /* prechipsetinit*/
+#define POST_CPU_IM_TAG_BIST_FAILURE (0x087) /* gx2reg.asm*/
+#define POST_CPU_IM_DATA_BIST_FAILURE (0x088) /* gx2reg.asm*/
+#define POST_CPU_FPU_BIST_FAILURE (0x089) /* gx2reg.asm*/
+#define POST_CPU_BTB_BIST_FAILURE (0x08a) /* gx2reg.asm*/
+#define POST_CPU_EX_BIST_FAILURE (0x08b) /* gx2reg.asm*/
+#define POST_Chipset_PI_Test_Fail (0x08c) /* prechipsetinit*/
+#define POST_Chipset_SMBus_SDA_Test_Fail (0x08d) /* prechipsetinit*/
+#define POST_BIT_CLK_Fail (0x08e) /* Hawk geode.asm override*/
+
+
+#define POST_STACK_SETUP (0x090) /* memstack.asm*/
+#define POST_CPU_PF_BIST_FAILURE (0x091) /* gx2reg.asm*/
+#define POST_CPU_L2_BIST_FAILURE (0x092) /* gx2reg.asm*/
+#define POST_CPU_GLCP_BIST_FAILURE (0x093) /* gx2reg.asm*/
+#define POST_CPU_DF_BIST_FAILURE (0x094) /* gx2reg.asm*/
+#define POST_CPU_VG_BIST_FAILURE (0x095) /* gx2reg.asm*/
+#define POST_CPU_VIP_BIST_FAILURE (0x096) /* gx2reg.asm*/
+#define POST_STACK_SETUP_PASS (0x09E) /* memstack.asm*/
+#define POST_STACK_SETUP_FAIL (0x09F) /* memstack.asm*/
+
+
+#define POST_PLL_INIT (0x0A0) /* pllinit.asm*/
+#define POST_PLL_MANUAL (0x0A1) /* pllinit.asm*/
+#define POST_PLL_STRAP (0x0A2) /* pllinit.asm*/
+#define POST_PLL_RESET_FAIL (0x0A3) /* pllinit.asm*/
+#define POST_PLL_PCI_FAIL (0x0A4) /* pllinit.asm*/
+#define POST_PLL_MEM_FAIL (0x0A5) /* pllinit.asm*/
+#define POST_PLL_CPU_VER_FAIL (0x0A6) /* pllinit.asm*/
+
+
+#define POST_MEM_TESTMEM (0x0B0) /* memtest.asm*/
+#define POST_MEM_TESTMEM1 (0x0B1) /* memtest.asm*/
+#define POST_MEM_TESTMEM2 (0x0B2) /* memtest.asm*/
+#define POST_MEM_TESTMEM3 (0x0B3) /* memtest.asm*/
+#define POST_MEM_TESTMEM4 (0x0B4) /* memtest.asm*/
+#define POST_MEM_TESTMEM_PASS (0x0BE) /* memtest.asm*/
+#define POST_MEM_TESTMEM_FAIL (0x0BF) /* memtest.asm*/
+
+
+#define POST_SECUROM_SECBOOT_START (0x0C0) /* secstart.asm*/
+#define POST_SECUROM_BOOTSRCSETUP (0x0C1) /* secstart.asm*/
+#define POST_SECUROM_REMAP_FAIL (0x0C2) /* secstart.asm*/
+#define POST_SECUROM_BOOTSRCSETUP_FAIL (0x0C3) /* secstart.asm*/
+#define POST_SECUROM_DCACHESETUP (0x0C4) /* secstart.asm*/
+#define POST_SECUROM_DCACHESETUP_FAIL (0x0C5) /* secstart.asm*/
+#define POST_SECUROM_ICACHESETUP (0x0C6) /* secstart.asm*/
+#define POST_SECUROM_DESCRIPTORSETUP (0x0C7) /* secstart.asm*/
+#define POST_SECUROM_DCACHESETUPBIOS (0x0C8) /* secstart.asm*/
+#define POST_SECUROM_PLATFORMSETUP (0x0C9) /* secstart.asm*/
+#define POST_SECUROM_SIGCHECKBIOS (0x0CA) /* secstart.asm*/
+#define POST_SECUROM_ICACHESETUPBIOS (0x0CB) /* secstart.asm*/
+#define POST_SECUROM_PASS (0x0CC) /* secstart.asm*/
+#define POST_SECUROM_FAIL (0x0CD) /* secstart.asm*/
+
+#define POST_RCONFInitError (0x0CE) /* cache.asm*/
+#define POST_CacheInitError (0x0CF) /* cache.asm*/
+
+
+#define POST_ROM_PREUNCOMPRESS (0x0D0) /* rominit.asm*/
+#define POST_ROM_UNCOMPRESS (0x0D1) /* rominit.asm*/
+#define POST_ROM_SMM_INIT (0x0D2) /* rominit.asm*/
+#define POST_ROM_VID_BIOS (0x0D3) /* rominit.asm*/
+#define POST_ROM_LCDINIT (0x0D4) /* rominit.asm*/
+#define POST_ROM_SPLASH (0x0D5) /* rominit.asm*/
+#define POST_ROM_HDDINIT (0x0D6) /* rominit.asm*/
+#define POST_ROM_SYS_INIT (0x0D7) /* rominit.asm*/
+#define POST_ROM_DMM_INIT (0x0D8) /* rominit.asm*/
+#define POST_ROM_TVINIT (0x0D9) /* rominit.asm*/
+#define POST_ROM_POSTUNCOMPRESS (0x0DE)
+
+
+#define P80_CHIPSET_INIT (0x0E0) /* chipset.asm*/
+#define POST_PreChipsetInit (0x0E1) /* geode.asm*/
+#define POST_LateChipsetInit (0x0E2) /* geode.asm*/
+#define POST_NORTHB_INIT (0x0E8) /* northb.asm*/
+
+
+#define POST_INTR_SEG_JUMP (0x0F0) /* vector.asm*/
+
#endif /* CPU_AMD_GX2DEF_H */
diff --git a/src/northbridge/amd/gx2/Config.lb b/src/northbridge/amd/gx2/Config.lb
index 4a0c2c8658..5848dbdcf9 100644
--- a/src/northbridge/amd/gx2/Config.lb
+++ b/src/northbridge/amd/gx2/Config.lb
@@ -1,2 +1,4 @@
config chip.h
object northbridge.o
+object northbridgeinit.o
+
diff --git a/src/northbridge/amd/gx2/northbridgeinit.c b/src/northbridge/amd/gx2/northbridgeinit.c
new file mode 100644
index 0000000000..b358812881
--- /dev/null
+++ b/src/northbridge/amd/gx2/northbridgeinit.c
@@ -0,0 +1,346 @@
+#include <console/console.h>
+#include <arch/io.h>
+#include <stdint.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <stdlib.h>
+#include <string.h>
+#include <bitops.h>
+#include "chip.h"
+#include "northbridge.h"
+#include <cpu/amd/gx2def.h>
+#include <cpu/x86/msr.h>
+#include <cpu/x86/cache.h>
+
+/* put this here for now, we are not sure where it belongs */
+
+struct gliutable {
+ unsigned long desc_name;
+ unsigned short desc_type;
+ unsigned long hi, lo;
+};
+
+struct gliutable gliu0table[] = {
+ {.desc_name=MSR_GLIU0_BASE1,.desc_type= BM,.hi= MSR_MC + 0x0,.lo= 0x0FFF80}, /* 0-7FFFF to MC*/
+ {.desc_name=MSR_GLIU0_BASE2,.desc_type= BM,.hi= MSR_MC + 0x0,.lo=(0x80 << 20) + 0x0FFFE0}, /* 80000-9ffff to Mc*/
+ {.desc_name=MSR_GLIU0_SHADOW,.desc_type= SC_SHADOW,.hi= MSR_MC + 0x0,.lo= 0x03}, /* C0000-Fffff split to MC and PCI (sub decode) A0000-Bffff handled by SoftVideo*/
+ {.desc_name=MSR_GLIU0_SYSMEM,.desc_type= R_SYSMEM,.hi= MSR_MC,.lo= 0x0}, /* Catch and fix dynamicly.*/
+ {.desc_name=MSR_GLIU0_DMM,.desc_type= BMO_DMM,.hi= MSR_MC,.lo= 0x0}, /* Catch and fix dynamicly.*/
+ {.desc_name=MSR_GLIU0_SMM,.desc_type= BMO_SMM,.hi= MSR_MC,.lo= 0x0}, /* Catch and fix dynamicly.*/
+ {.desc_name=GLIU0_GLD_MSR_COH,.desc_type= OTHER,.hi= 0x0,.lo= GL0_CPU},
+ {.desc_name=GL_END,.desc_type= GL_END,.hi= 0x0,.lo= 0x0},
+};
+
+
+struct gliutable gliu1table[] = {
+ {.desc_name=MSR_GLIU1_BASE1,.desc_type= BM,.hi= MSR_GL0 + 0x0,.lo= 0x0FFF80}, /* 0-7FFFF to MC*/
+ {.desc_name=MSR_GLIU1_BASE2,.desc_type= BM,.hi= MSR_GL0 + 0x0,.lo= (0x80 << 20) +0x0FFFE0}, /* 80000-9ffff to Mc*/
+ {.desc_name=MSR_GLIU1_SHADOW,.desc_type= SC_SHADOW,.hi= MSR_GL0 + 0x0,.lo= 0x03},/* C0000-Fffff split to MC and PCI (sub decode)*/
+ {.desc_name=MSR_GLIU1_SYSMEM,.desc_type= R_SYSMEM,.hi= MSR_GL0,.lo= 0x0}, /* Cat0xc and fix dynamicly.*/
+ {.desc_name=MSR_GLIU1_DMM,.desc_type= BM_DMM,.hi= MSR_GL0,.lo= 0x0}, /* Cat0xc and fix dynamicly.*/
+ {.desc_name=MSR_GLIU1_SMM,.desc_type= BM_SMM,.hi= MSR_GL0,.lo= 0x0}, /* Cat0xc and fix dynamicly.*/
+ {.desc_name=GLIU1_GLD_MSR_COH,.desc_type= OTHER,.hi= 0x0,.lo= GL1_GLIU0},
+ {.desc_name=MSR_GLIU1_FPU_TRAP,.desc_type= SCIO,.hi= (GL1_GLCP << 29) + 0x0,.lo= 0x033000F0}, /* FooGlue FPU 0xF0*/
+ {.desc_name=GL_END,.desc_type= GL_END,.hi= 0x0,.lo= 0x0},
+};
+
+ struct msrinit {
+ unsigned long msrnum;
+ msr_t msr;};
+
+struct msrinit ClockGatingDefault [] = {
+ {GLIU0_GLD_MSR_PM, {.hi=0x00,.lo=0x0005}},
+ /* MC must stay off in SDR mode. It is turned on in CPUBug??? lotus #77.142*/
+ {MC_GLD_MSR_PM, {.hi=0x00,.lo=0x0000}},
+ {GLIU1_GLD_MSR_PM, {.hi=0x00,.lo=0x0005}},
+ {VG_GLD_MSR_PM, {.hi=0x00,.lo=0x0000}}, /* lotus #77.163*/
+ {GP_GLD_MSR_PM, {.hi=0x00,.lo=0x0001}},
+ {DF_GLD_MSR_PM, {.hi=0x00,.lo=0x0155}},
+ {GLCP_GLD_MSR_PM, {.hi=0x00,.lo=0x0015}},
+ {GLPCI_GLD_MSR_PM, {.hi=0x00,.lo=0x0015}},
+ {FG_GLD_MSR_PM, {.hi=0x00,.lo=0x0000}}, /* Always on*/
+ {0xffffffff, {0xffffffff, 0xffffffff}},
+};
+ /* All On*/
+struct msrinit ClockGatingAllOn[] = {
+ {GLIU0_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}},
+ {MC_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}},
+ {GLIU1_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}},
+ {VG_GLD_MSR_PM, {.hi=0x00, .lo=0x00}},
+ {GP_GLD_MSR_PM, {.hi=0x00,.lo=0x000000001}},
+ {DF_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}},
+ {GLCP_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}},
+ {GLPCI_GLD_MSR_PM, {.hi=0x00,.lo=0x0FFFFFFFF}},
+ {FG_GLD_MSR_PM, {.hi=0x00,.lo=0x0000}},
+ {0xffffffff, {0xffffffff, 0xffffffff}},
+};
+
+ /* Performance*/
+struct msrinit ClockGatingPerformance[] = {
+ {VG_GLD_MSR_PM, {.hi=0x00,.lo=0x0000}}, /* lotus #77.163*/
+ {GP_GLD_MSR_PM, {.hi=0x00,.lo=0x0001}},
+ {DF_GLD_MSR_PM, {.hi=0x00,.lo=0x0155}},
+ {GLCP_GLD_MSR_PM, {.hi=0x00,.lo=0x0015}},
+ {0xffffffff, {0xffffffff, 0xffffffff}},
+};
+/* */
+/* SET GeodeLink PRIORITY*/
+/* */
+struct msrinit GeodeLinkPriorityTable [] = {
+ {CPU_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0220}}, /* CPU Priority.*/
+ {DF_GLD_MSR_MASTER_CONF, {.hi=0x00,.lo=0x0000}}, /* DF Priority.*/
+ {VG_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0720}}, /* VG Primary and Secondary Priority.*/
+ {GP_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0010}}, /* Graphics Priority.*/
+ {GLPCI_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0017}}, /* GLPCI Priority + PID*/
+ {GLCP_GLD_MSR_CONF, {.hi=0x00,.lo=0x0001}}, /* GLCP Priority + PID*/
+ {VIP_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0622}}, /* VIP PID*/
+ {AES_GLD_MSR_CONFIG, {.hi=0x00,.lo=0x0013}}, /* AES PID*/
+ {0x0FFFFFFFF, {0x0FFFFFFFF, 0x0FFFFFFFF}}, /* END*/
+};
+
+
+ /* ***************************************************************************/
+ /* **/
+ /* * northBridgeInit*/
+ /* **/
+ /* * Core Logic initialization: Host bridge*/
+ /* **/
+ /* * Entry:*/
+ /* * Exit:*/
+ /* * Modified:*/
+ /* **/
+ /* ***************************************************************************/
+
+static void ClockGatingInit (void);
+static void GLPCIInit(void);
+void
+northbridgeinit(void){
+ printk_debug("Enter %s\n", __FUNCTION__);
+// post(POST_NORTHB_INIT);
+ GLPCIInit();
+ ClockGatingInit();
+ __asm__("FINIT\n");
+ /* CPUBugsFix -- called elsewhere */
+ printk_debug("Exit %s\n", __FUNCTION__);
+}
+
+
+
+ /* ***************************************************************************/
+ /* **/
+ /* * GLPCIInit*/
+ /* **/
+ /* * Set up GLPCI settings for reads/write into memory*/
+ /* * R0: 0-640KB,*/
+ /* * R1: 1MB - Top of System Memory*/
+ /* * R2: SMM Memory*/
+ /* * R3: Framebuffer? - not set up yet*/
+ /* * R4: ??*/
+ /* **/
+ /* * Entry:*/
+ /* * Exit:*/
+ /* * Modified:*/
+ /* **/
+ /* ***************************************************************************/
+static void GLPCIInit(void){
+ struct gliutable *gl = 0;
+ int i;
+ msr_t msr;
+ int msrnum;
+ unsigned long val;
+ /* */
+ /* R0 - GLPCI settings for Conventional Memory space.*/
+ /* */
+ msr.hi = (0x09F000 >> 12) << GLPCI_RC_UPPER_TOP_SHIFT /* 640*/;
+ msr.lo = 0 /* 0*/;
+ msr.lo |= GLPCI_RC_LOWER_EN_SET+ GLPCI_RC_LOWER_PF_SET + GLPCI_RC_LOWER_WC_SET;
+ msrnum = GLPCI_RC0;
+ wrmsr(msrnum, msr);
+
+ /* */
+ /* R1 - GLPCI settings for SysMem space.*/
+ /* */
+
+ /* Get systop from GLIU0 SYSTOP Descriptor*/
+
+ for(i = 0; gliu0table[i].desc_name != GL_END; i++) {
+ if (gliu0table[i].desc_type == R_SYSMEM) {
+ gl = &gliu0table[i];
+ break;
+ }
+ }
+
+ if (gl) {
+ msrnum = gl->desc_name;
+ msr = rdmsr(msrnum);
+
+ /* 20 bit address The bottom 12 bits go into bits 20-31 in eax. The top 8 bits go into 0-7 of edx.*/
+ val = msr.hi & 0xff; /* EAX[31:20] = low 12 bits and EAX[7:0] upper 8 bits*/
+ val <<= 12; /* EAX[31:20] = junk EAX[19:0] = 20 bit address*/
+ val &= 0xfffff;
+ val <<= GLPCI_RC_UPPER_TOP_SHIFT;
+ msr.hi = val /* Top Set*/;
+ msr.lo = (0x100000 >> 12) << GLPCI_RC_LOWER_BASE_SHIFT /* 1MB >> =20bit address then shift into register*/;
+ msr.lo |= GLPCI_RC_LOWER_EN_SET + GLPCI_RC_LOWER_PF_SET + GLPCI_RC_LOWER_WC_SET;
+ msrnum = GLPCI_RC1;
+ wrmsr(msrnum, msr);
+ }
+
+ /* */
+ /* R2 - GLPCI settings for SMM space.*/
+ /* */
+ msr.hi = ((SMM_OFFSET+(SMM_SIZE*1024-1)) >> 12) << GLPCI_RC_UPPER_TOP_SHIFT;
+ msr.lo = (SMM_OFFSET >> 12) << GLPCI_RC_LOWER_BASE_SHIFT;
+ msr.lo |= GLPCI_RC_LOWER_EN_SET | GLPCI_RC_LOWER_PF_SET;
+ msrnum = GLPCI_RC2;
+ wrmsr(msrnum, msr);
+
+ /* this is done elsewhere already, but it does no harm to do it more than once */
+ /* write serialize memory hole to PCI. Need to to unWS when something is shadowed regardless of cachablility.*/
+ msr.lo = 0x021212121 /* cache disabled and write serialized*/;
+ msr.hi = 0x021212121 /* cache disabled and write serialized*/;
+
+ msrnum = CPU_RCONF_A0_BF;
+ wrmsr(msrnum, msr);
+
+
+ msrnum = CPU_RCONF_C0_DF;
+ wrmsr(msrnum, msr);
+
+
+ msrnum = CPU_RCONF_E0_FF;
+ wrmsr(msrnum, msr);
+
+
+
+ /* Set Non-Cacheable Read Only for NorthBound Transactions to Memory. The Enable bit is handled in the Shadow setup.*/
+ msrnum = GLPCI_A0_BF;
+ msr.hi = 0x35353535;
+ msr.lo = 0x35353535;
+ wrmsr(msrnum, msr);
+
+ msrnum = GLPCI_C0_DF;
+ msr.hi = 0x35353535;
+ msr.lo = 0x35353535;
+ wrmsr(msrnum, msr);
+
+ msrnum = GLPCI_E0_FF;
+ msr.hi = 0x35353535;
+ msr.lo = 0x35353535;
+ wrmsr(msrnum, msr);
+
+ /* Set WSREQ*/
+
+ msrnum = CPU_DM_CONFIG0;
+ msr = rdmsr(msrnum);
+ msr.hi &= ~ (7 << DM_CONFIG0_UPPER_WSREQ_SHIFT);
+ msr.hi |= 2 << DM_CONFIG0_UPPER_WSREQ_SHIFT ; /* reduce to 1 for safe mode.*/
+ wrmsr(msrnum, msr);
+
+ /* we are ignoring the 5530 case for now, and perhaps forever. */
+
+ /* */
+ /* 5535 NB Init*/
+ /* */
+ msrnum = GLPCI_ARB;
+ msr = rdmsr(msrnum);
+ msr.hi |= GLPCI_ARB_UPPER_PRE0_SET | GLPCI_ARB_UPPER_PRE1_SET;
+ msr.lo |= GLPCI_ARB_LOWER_IIE_SET;
+ wrmsr(msrnum, msr);
+
+
+ msrnum = GLPCI_CTRL;
+ msr = rdmsr(msrnum);
+
+ msr.lo |= GLPCI_CTRL_LOWER_ME_SET | GLPCI_CTRL_LOWER_OWC_SET | GLPCI_CTRL_LOWER_PCD_SET; /* (Out will be disabled in CPUBUG649 for < 2.0 parts .)*/
+ msr.lo |= GLPCI_CTRL_LOWER_LDE_SET;
+
+ msr.lo &= ~ (0x03 << GLPCI_CTRL_LOWER_IRFC_SHIFT);
+ msr.lo |= 0x02 << GLPCI_CTRL_LOWER_IRFC_SHIFT;
+
+ msr.lo &= ~ (0x07 << GLPCI_CTRL_LOWER_IRFT_SHIFT);
+ msr.lo |= 0x06 << GLPCI_CTRL_LOWER_IRFT_SHIFT;
+
+ msr.hi &= ~ (0x0f << GLPCI_CTRL_UPPER_FTH_SHIFT);
+ msr.hi |= 0x0F << GLPCI_CTRL_UPPER_FTH_SHIFT;
+
+ msr.hi &= ~ (0x0f << GLPCI_CTRL_UPPER_RTH_SHIFT);
+ msr.hi |= 0x0F << GLPCI_CTRL_UPPER_RTH_SHIFT;
+
+ msr.hi &= ~ (0x0f << GLPCI_CTRL_UPPER_SBRTH_SHIFT);
+ msr.hi |= 0x0F << GLPCI_CTRL_UPPER_SBRTH_SHIFT;
+
+ msr.hi &= ~ (0x03 << GLPCI_CTRL_UPPER_WTO_SHIFT);
+ msr.hi |= 0x06 << GLPCI_CTRL_UPPER_WTO_SHIFT;
+
+ msr.hi &= ~ (0x03 << GLPCI_CTRL_UPPER_ILTO_SHIFT);
+ msr.hi |= 0x00 << GLPCI_CTRL_UPPER_ILTO_SHIFT;
+ wrmsr(msrnum, msr);
+
+
+ /* Set GLPCI Latency Timer.*/
+ msrnum = GLPCI_CTRL;
+ msr = rdmsr(msrnum);
+ msr.hi |= 0x1F << GLPCI_CTRL_UPPER_LAT_SHIFT; /* Change once 1.x is gone.*/
+ wrmsr(msrnum, msr);
+
+ /* GLPCI_SPARE*/
+ msrnum = GLPCI_SPARE;
+ msr = rdmsr(msrnum);
+ msr.lo &= ~ 0x7;
+ msr.lo |= GLPCI_SPARE_LOWER_AILTO_SET | GLPCI_SPARE_LOWER_PPD_SET | GLPCI_SPARE_LOWER_PPC_SET | GLPCI_SPARE_LOWER_MPC_SET | GLPCI_SPARE_LOWER_NSE_SET | GLPCI_SPARE_LOWER_SUPO_SET;
+ wrmsr(msrnum, msr);
+
+}
+
+
+
+ /* ***************************************************************************/
+ /* **/
+ /* * ClockGatingInit*/
+ /* **/
+ /* * Enable Clock Gating.*/
+ /* **/
+ /* * Entry:*/
+ /* * Exit:*/
+ /* * Modified:*/
+ /* **/
+ /* ***************************************************************************/
+static void
+ClockGatingInit (void){
+ msr_t msr;
+ struct msrinit *gating = ClockGatingDefault;
+ int i;
+
+#if 0
+ mov cx, TOKEN_CLK_GATE
+ NOSTACK bx, GetNVRAMValueBX
+ cmp al, TVALUE_CG_OFF
+ je gatingdone
+
+ cmp al, TVALUE_CG_DEFAULT
+ jb allon
+ ja performance
+ lea si, ClockGatingDefault
+ jmp nextdevice
+
+allon:
+ lea si, ClockGatingAllOn
+ jmp nextdevice
+
+performance:
+ lea si, ClockGatingPerformance
+#endif
+
+ for(i = 0; gating->msrnum != 0xffffffff; i++) {
+ msr = rdmsr(gating->msrnum);
+ printk_debug("%s: MSR 0x%x is 0x%x:0x%x\n", __FUNCTION__, gating->msrnum, msr.hi, msr.lo);
+ msr.hi |= gating->msr.hi;
+ msr.lo |= gating->msr.lo;
+ printk_debug("%s: MSR 0x%x will be set to 0x%x:0x%x\n", __FUNCTION__,
+ gating->msrnum, msr.hi, msr.lo);
+ wrmsr(gating->msrnum, msr);
+ }
+
+}