add northbridgeinit, also add new constants.

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2244 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Ronald G. Minnich 2006-04-06 23:35:52 +00:00
parent 29e2726c4a
commit 40fedaf6a9
3 changed files with 604 additions and 2 deletions

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@ -72,7 +72,8 @@
#define GL1_GLCP 3 #define GL1_GLCP 3
#define GL1_PCI 4 #define GL1_PCI 4
#define GL1_FG 5 #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_GLIU0 (GL0_GLIU0 << 29) + (1 << 28) /* To get on GeodeLink one bit has to be set */
#define MSR_MC (GL0_MC << 29) #define MSR_MC (GL0_MC << 29)
@ -85,7 +86,8 @@
#define MSR_GLCP (GL1_GLCP << 26) + MSR_GLIU1 #define MSR_GLCP (GL1_GLCP << 26) + MSR_GLIU1
#define MSR_PCI (GL1_PCI << 26) + MSR_GLIU1 #define MSR_PCI (GL1_PCI << 26) + MSR_GLIU1
#define MSR_FG (GL1_FG << 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*/ /* South Bridge*/
#define MSR_SB (SB_PORT << 23) + MSR_PCI /* address to the SouthBridge*/ #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.*/ #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_CAP MSR_FG + 0x2000
#define FG_GLD_MSR_PM MSR_FG + 0x2004 #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 */ #endif /* CPU_AMD_GX2DEF_H */

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@ -1,2 +1,4 @@
config chip.h config chip.h
object northbridge.o object northbridge.o
object northbridgeinit.o

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@ -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);
}
}