clean up gx2def.h a bit.
Add cpureginit.c added called to cpureginit to model_gx2_init.c git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2248 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
308
src/cpu/amd/model_gx2/cpureginit.c
Normal file
308
src/cpu/amd/model_gx2/cpureginit.c
Normal file
@ -0,0 +1,308 @@
|
||||
#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 <cpu/amd/gx2def.h>
|
||||
#include <cpu/x86/msr.h>
|
||||
#include <cpu/x86/cache.h>
|
||||
|
||||
/* ***************************************************************************/
|
||||
/* **/
|
||||
/* * BIST */
|
||||
/* **/
|
||||
/* * GX2 BISTs need to be run before BTB or caches are enabled.*/
|
||||
/* * BIST result left in registers on failure to be checked with FS2.*/
|
||||
/* **/
|
||||
/* ***************************************************************************/
|
||||
static void
|
||||
BIST(void){
|
||||
int msrnum;
|
||||
msr_t msr;
|
||||
|
||||
/* DM*/
|
||||
msrnum = CPU_DM_CONFIG0;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo |= DM_CONFIG0_LOWER_DCDIS_SET;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
msr.lo = 0x00000003F;
|
||||
msr.hi = 0x000000000;
|
||||
msrnum = CPU_DM_BIST;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
outb(POST_CPU_DM_BIST_FAILURE , 0x80); /* 0x29*/
|
||||
msr = rdmsr(msrnum); /* read back for pass fail*/
|
||||
msr.lo &= 0x0F3FF0000;
|
||||
if (msr.lo != 0xfeff0000)
|
||||
goto BISTFail;
|
||||
|
||||
msrnum = CPU_DM_CONFIG0;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo &= ~ DM_CONFIG0_LOWER_DCDIS_SET;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
/* FPU*/
|
||||
msr.lo = 0x000000131;
|
||||
msr.hi = 0;
|
||||
msrnum = CPU_FP_UROM_BIST;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
outb(POST_CPU_FPU_BIST_FAILURE, 0x80); /* 0x89*/
|
||||
inb(0x80); /* IO delay*/
|
||||
msr = rdmsr(msrnum); /* read back for pass fail*/
|
||||
while ((msr.lo&0x884) != 0x884)
|
||||
msr = rdmsr(msrnum); /* Endless loop if BIST is broken*/
|
||||
if ((msr.lo&0x642) != 0x642)
|
||||
goto BISTFail;
|
||||
|
||||
msr.lo = msr.hi = 0; /* clear FPU BIST bits*/
|
||||
msrnum = CPU_FP_UROM_BIST;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
|
||||
/* BTB*/
|
||||
msr.lo = 0x000000303;
|
||||
msr.hi = 0x000000000;
|
||||
msrnum = CPU_PF_BTBRMA_BIST;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
outb(POST_CPU_BTB_BIST_FAILURE , 0x80); /* 0x8A*/
|
||||
msr = rdmsr(msrnum); /* read back for pass fail*/
|
||||
if ((msr.lo & 0x3030) != 0x3030)
|
||||
goto BISTFail;
|
||||
|
||||
return;
|
||||
|
||||
BISTFail:
|
||||
printk_err("BIST failed!\n");
|
||||
while(1);
|
||||
}
|
||||
/* ***************************************************************************/
|
||||
/* * cpuRegInit*/
|
||||
/* ***************************************************************************/
|
||||
void
|
||||
cpuRegInit (int diagmode){
|
||||
int msrnum;
|
||||
msr_t msr;
|
||||
/* Turn on BTM for early debug based on setup. */
|
||||
/*if (getnvram( TOKEN_BTM_DIAG_MODE) & 3) {*/
|
||||
{
|
||||
/* Set Diagnostic Mode */
|
||||
msrnum = CPU_GLD_MSR_DIAG;
|
||||
msr.hi = 0;
|
||||
msr.lo = DIAG_SEL1_SET | DIAG_SET0_SET;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
/* Set up GLCP to grab BTM data.*/
|
||||
msrnum = 0x04C00000C; /* GLCP_DBGOUT MSR*/
|
||||
msr.hi = 0x0;
|
||||
msr.lo = 0x08; /* reset value (SCOPE_SEL = 0) causes FIFO toshift out,*/
|
||||
wrmsr(msrnum, msr); /* exchange it to anything else to prevent this*/
|
||||
|
||||
/* ;Turn off debug clock*/
|
||||
msrnum = 0x04C000016; /* DBG_CLK_CTL*/
|
||||
msr.lo = 0x00; /* No clock*/
|
||||
msr.hi = 0x00;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
/* ;Set debug clock to CPU*/
|
||||
msrnum = 0x04C000016; /* DBG_CLK_CTL*/
|
||||
msr.lo = 0x01; /* CPU CLOCK*/
|
||||
msr.hi = 0x00;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
/* ;Set fifo ctl to BTM bits wide*/
|
||||
msrnum = 0x04C00005E; /* FIFO_CTL*/
|
||||
msr.lo = 0x003880000; /* Bit [25:24] are size (11=BTM, 10 = 64 bit, 01= 32 bit, 00 = 16bit)*/
|
||||
wrmsr(msrnum, msr); /* Bit [23:21] are position (100 = CPU downto0)*/
|
||||
/* Bit [19] sets it up in slow data mode.*/
|
||||
|
||||
/* ;enable fifo loading - BTM sizing will constrain*/
|
||||
/* ; only valid BTM packets to load - this action should always be on*/
|
||||
|
||||
msrnum = 0x04C00006F; /* GLCP ACTION7 - load fifo*/
|
||||
msr.lo = 0x00000F000; /* Any nibble all 1's will always trigger*/
|
||||
msr.hi = 0x000000000; /* */
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
/* ;start storing diag data in the fifo*/
|
||||
msrnum = 0x04C00005F; /* DIAG CTL*/
|
||||
msr.lo = 0x080000000; /* enable actions*/
|
||||
msr.hi = 0x000000000;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
/* Set up delay on data lines, so that the hold time*/
|
||||
/* is 1 ns.*/
|
||||
msrnum = 0x04C00000D ; /* GLCP IO DELAY CONTROLS*/
|
||||
msr.lo = 0x082b5ad68;
|
||||
msr.hi = 0x080ad6b57; /* RGB delay = 0x07*/
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
/* Set up DF to output diag information on DF pins.*/
|
||||
msrnum = DF_GLD_MSR_MASTER_CONF;
|
||||
msr.lo = 0x0220;
|
||||
msr.hi = 0;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
msrnum = 0x04C00000C ; /* GLCP_DBGOUT MSR*/
|
||||
msr.hi = 0x0;
|
||||
msr.lo = 0x0; /* reset value (SCOPE_SEL = 0) causes FIFO to shift out,*/
|
||||
wrmsr(msrnum, msr);
|
||||
/* end of code for BTM */
|
||||
}
|
||||
|
||||
/* Enable Suspend on Halt*/
|
||||
msrnum = CPU_XC_CONFIG;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo |= XC_CONFIG_SUSP_ON_HLT;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
/* ENable SUSP and allow TSC to run in Suspend */
|
||||
/* to keep speed detection happy*/
|
||||
msrnum = CPU_BC_CONF_0;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo |= TSC_SUSP_SET | SUSP_EN_SET;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
/* Setup throttling to proper mode if it is ever enabled.*/
|
||||
msrnum = 0x04C00001E;
|
||||
msr.hi = 0x000000000;
|
||||
msr.lo = 0x00000603C;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
|
||||
/* Only do this if we are building for 5535*/
|
||||
/* */
|
||||
/* FooGlue Setup*/
|
||||
/* */
|
||||
/* Enable CIS mode B in FooGlue*/
|
||||
msrnum = MSR_FG + 0x10;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo &= ~3;
|
||||
msr.lo |= 2; /* ModeB*/
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
|
||||
/* */
|
||||
/* Disable DOT PLL. Graphics init will enable it if needed.*/
|
||||
/* */
|
||||
msrnum = GLCP_DOTPLL;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo |= DOTPPL_LOWER_PD_SET;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
/* */
|
||||
/* Set the Delay Control in GLCP*/
|
||||
/* */
|
||||
/* SetDelayControl();*/
|
||||
|
||||
/* */
|
||||
/* Enable RSDC*/
|
||||
/* */
|
||||
msrnum = 0x1301 ;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo |= 0x08;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
|
||||
/* */
|
||||
/* BIST*/
|
||||
/* */
|
||||
/*if (getnvram( TOKEN_BIST_ENABLE) & == TVALUE_DISABLE) {*/
|
||||
{
|
||||
BIST();
|
||||
}
|
||||
|
||||
|
||||
/* */
|
||||
/* Enable BTB*/
|
||||
/* */
|
||||
/* I hate to put this check here but it doesn't really work in cpubug.asm*/
|
||||
msrnum = MSR_GLCP+0x17;
|
||||
msr = rdmsr(msrnum);
|
||||
if (msr.lo < CPU_REV_2_1){
|
||||
msrnum = CPU_PF_BTB_CONF;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo |= BTB_ENABLE_SET | RETURN_STACK_ENABLE_SET;
|
||||
wrmsr(msrnum, msr);
|
||||
}
|
||||
|
||||
/* */
|
||||
/* FPU impercise exceptions bit*/
|
||||
/* */
|
||||
/*if (getnvram( TOKEN_FPU_IE_ENABLE) != TVALUE_DISABLE) {*/
|
||||
{
|
||||
msrnum = CPU_FPU_MSR_MODE;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo |= FPU_IE_SET;
|
||||
wrmsr(msrnum, msr);
|
||||
}
|
||||
|
||||
/* */
|
||||
/* Cache Overides*/
|
||||
/* */
|
||||
/* Allow NVRam to override DM Setup*/
|
||||
/*if (getnvram( TOKEN_CACHE_DM_MODE) != 1) {*/
|
||||
{
|
||||
|
||||
msrnum = CPU_DM_CONFIG0;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo |= DM_CONFIG0_LOWER_DCDIS_SET;
|
||||
wrmsr(msrnum, msr);
|
||||
}
|
||||
/* Allow NVRam to override IM Setup*/
|
||||
/*if (getnvram( TOKEN_CACHE_IM_MODE) ==1) {*/
|
||||
{
|
||||
msrnum = CPU_IM_CONFIG;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo |= IM_CONFIG_LOWER_ICD_SET;
|
||||
wrmsr(msrnum, msr);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
/* ***************************************************************************/
|
||||
/* **/
|
||||
/* * MTestPinCheckBX*/
|
||||
/* **/
|
||||
/* * Set MTEST pins to expected values from OPTIONS.INC/NVRAM*/
|
||||
/* * This version is called when there isn't a stack available*/
|
||||
/* **/
|
||||
/* ***************************************************************************/
|
||||
static void
|
||||
MTestPinCheckBX (void){
|
||||
int msrnum;
|
||||
msr_t msr;
|
||||
|
||||
/*if (getnvram( TOKEN_MTEST_ENABLE) ==TVALUE_DISABLE ) {*/
|
||||
/* return ; */
|
||||
/* } */
|
||||
|
||||
/* Turn on MTEST*/
|
||||
msrnum = MC_CFCLK_DBUG;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.hi |= CFCLK_UPPER_MTST_B2B_DIS_SET | CFCLK_UPPER_MTEST_EN_SET;
|
||||
wrmsr(msrnum, msr);
|
||||
|
||||
msrnum = GLCP_SYS_RSTPLL /* Get SDR/DDR mode from GLCP*/;
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo >>= RSTPPL_LOWER_SDRMODE_SHIFT;
|
||||
if (msr.lo & 1) {
|
||||
msrnum = MC_CFCLK_DBUG; /* Turn on SDR MTEST stuff*/
|
||||
msr = rdmsr(msrnum);
|
||||
msr.lo |= CFCLK_LOWER_SDCLK_SET;
|
||||
msr.hi |= CFCLK_UPPER_MTST_DQS_EN_SET;
|
||||
wrmsr(msrnum, msr);
|
||||
}
|
||||
|
||||
/* Lock the cache down here.*/
|
||||
wbinvd();
|
||||
|
||||
}
|
@ -73,6 +73,8 @@ unsigned long addr;
|
||||
}
|
||||
#endif
|
||||
|
||||
#include "cpureginit.c"
|
||||
|
||||
static void model_gx2_init(device_t dev)
|
||||
{
|
||||
void do_vsmbios(void);
|
||||
|
Reference in New Issue
Block a user