static void smm_relocate(void *unused)
{
/* Load relocation and permanent handler. */
if (boot_cpu()) {
if (smm_load_handlers() < 0) {
printk(BIOS_ERR, "Error loading SMM handlers.\n");
return;
}
southcluster_smm_clear_state();
}
/* Relocate SMM space. */
smm_initiate_relocation();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
/* Must come first to enable PCI MMCONF. */
amd_initmmio();
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
sb_Poweron_Init();
post_code(0x31);
kbc1100_early_init(0x2e);
kbc1100_early_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
}
/* Halt if there was a built in self test failure */
post_code(0x34);
report_bist_failure(bist);
/* Load MPB */
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x\n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx\n", cpu_init_detectedx);
post_code(0x37);
agesawrapper_amdinitreset();
post_code(0x39);
agesawrapper_amdinitearly();
post_code(0x40);
agesawrapper_amdinitpost();
post_code(0x41);
agesawrapper_amdinitenv();
amd_initenv();
post_code(0x50);
copy_and_run();
printk(BIOS_ERR, "Error: copy_and_run() returned!\n");
post_code(0x54); /* Should never see this post code. */
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
/*
* In Hudson RRG, PMIOxD2[5:4] is "Drive strength control for
* LpcClk[1:0]". This following register setting has been
* replicated in every reference design since Parmer, so it is
* believed to be required even though it is not documented in
* the SoC BKDGs. Without this setting, there is no serial
* output.
*/
outb(0xD2, 0xcd6);
outb(0x00, 0xcd7);
hudson_lpc_port80();
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
fintek_enable_serial(SERIAL_DEV1, CONFIG_TTYS0_BASE);
post_code(0x31);
console_init();
}
/* Halt if there was a built in self test failure */
post_code(0x34);
report_bist_failure(bist);
/* Load MPB */
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x\n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx\n", cpu_init_detectedx);
post_code(0x37);
AGESAWRAPPER(amdinitreset);
post_code(0x38);
printk(BIOS_DEBUG, "Got past avalon_early_setup\n");
post_code(0x39);
AGESAWRAPPER(amdinitearly);
post_code(0x40);
AGESAWRAPPER(amdinitpost);
}
static void smm_relocate(void *unused)
{
const struct pattrs *pattrs = pattrs_get();
/* Load relocation and permanent handler. */
if (boot_cpu()) {
if (smm_load_handlers() < 0) {
printk(BIOS_ERR, "Error loading SMM handlers.\n");
return;
}
southcluster_smm_clear_state();
}
/* Relocate SMM space. */
smm_initiate_relocation();
/* Load microcode after SMM relocation. */
intel_microcode_load_unlocked(pattrs->microcode_patch);
}
void main(void)
{
const char *stage_name = "fallback/romstage";
void *entry;
if (boot_cpu()) {
bootblock_cpu_init();
bootblock_mainboard_init();
}
console_init();
printk(BIOS_INFO, "hello from bootblock\n");
printk(BIOS_INFO, "bootblock main(): loading romstage\n");
entry = cbfs_load_stage(CBFS_DEFAULT_MEDIA, stage_name);
printk(BIOS_INFO, "bootblock main(): jumping to romstage\n");
if (entry) stage_exit(entry);
hlt();
}
static void main(unsigned long bist)
{
u8 boot_mode;
const char *default_filenames =
"normal/romstage\0fallback/romstage";
if (boot_cpu()) {
bootblock_mainboard_init();
#if CONFIG_USE_OPTION_TABLE
sanitize_cmos();
#endif
boot_mode = do_normal_boot();
} else {
/* Questionable single byte read from CMOS.
* Do not add any other CMOS access in the
* bootblock for AP CPUs.
*/
boot_mode = boot_use_normal(cmos_read(RTC_BOOT_BYTE));
}
char *normal_candidate = (char *)walkcbfs("coreboot-stages");
if (!normal_candidate)
normal_candidate = default_filenames;
unsigned long entry;
if (boot_mode) {
entry = findstage(normal_candidate);
if (entry)
call(entry, bist);
}
entry = findstage(get_fallback(normal_candidate));
if (entry)
call(entry, bist);
/* duh. we're stuck */
halt();
}
int do_printk(int msg_level, const char *fmt, ...)
{
va_list args;
int i;
if (msg_level > console_loglevel) {
return 0;
}
#if CONFIG_SQUELCH_EARLY_SMP
if (!boot_cpu())
return 0;
#endif
va_start(args, fmt);
i = vtxprintf(console_tx_byte, fmt, args);
va_end(args);
console_tx_flush();
return i;
}
void main(void)
{
const char *stage_name = "fallback/romstage";
void *entry;
uint32_t sctlr;
/* Globally disable MMU, caches, and branch prediction (these should
* be disabled by default on reset) */
sctlr = read_sctlr();
sctlr &= ~(SCTLR_M | SCTLR_C | SCTLR_Z | SCTLR_I);
write_sctlr(sctlr);
armv7_invalidate_caches();
/*
* Re-enable caches and branch prediction. MMU will be set up later.
* Note: If booting from USB, we need to disable branch prediction
* before copying from USB into RAM (FIXME: why?)
*/
sctlr = read_sctlr();
sctlr |= SCTLR_C | SCTLR_Z | SCTLR_I;
write_sctlr(sctlr);
if (boot_cpu()) {
bootblock_cpu_init();
bootblock_mainboard_init();
}
console_init();
printk(BIOS_INFO, "hello from bootblock\n");
printk(BIOS_INFO, "bootblock main(): loading romstage\n");
entry = cbfs_load_stage(CBFS_DEFAULT_MEDIA, stage_name);
printk(BIOS_INFO, "bootblock main(): jumping to romstage\n");
if (entry) stage_exit(entry);
hlt();
}
static void main(unsigned long bist)
{
if (boot_cpu()) {
bootblock_mainboard_init();
#if CONFIG_USE_OPTION_TABLE
sanitize_cmos();
#endif
#if CONFIG_CMOS_POST
cmos_post_init();
#endif
}
#if CONFIG_SEPARATE_VERSTAGE
const char* target1 = "fallback/verstage";
#else
const char* target1 = "fallback/romstage";
#endif
unsigned long entry;
entry = findstage(target1);
if (entry) call(entry, bist);
halt();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
hudson_lpc_port80();
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
#if IS_ENABLED(CONFIG_HUDSON_UART)
configure_hudson_uart();
#endif
post_code(0x31);
console_init();
}
/* Halt if there was a built in self test failure */
post_code(0x34);
report_bist_failure(bist & 0x7FFFFFFF); /* Mask bit 31. One result of Silicon Observation */
/* Load MPB */
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x\n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx\n", cpu_init_detectedx);
post_code(0x37);
AGESAWRAPPER(amdinitreset);
post_code(0x38);
printk(BIOS_DEBUG, "Got past agesawrapper_amdinitreset\n");
post_code(0x39);
AGESAWRAPPER(amdinitearly);
post_code(0x40);
AGESAWRAPPER(amdinitpost);
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
struct sys_info *sysinfo = &sysinfo_car;
static const u8 spd_addr[] = {RC00, DIMM0, DIMM2, 0, 0, DIMM1, DIMM3, 0, 0, };
u32 bsp_apicid = 0, val;
msr_t msr;
timestamp_init(timestamp_get());
timestamp_add_now(TS_START_ROMSTAGE);
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0 */
/* Allow the HT devices to be found */
/* mov bsp to bus 0xff when > 8 nodes */
set_bsp_node_CHtExtNodeCfgEn();
enumerate_ht_chain();
/*enable port80 decoding and southbridge poweron init */
sb_Poweron_Init();
}
post_code(0x30);
if (bist == 0) {
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo); /* mmconf is inited in init_cpus */
/* All cores run this but the BSP(node0,core0) is the only core that returns. */
}
post_code(0x32);
enable_rs780_dev8();
sb800_clk_output_48Mhz();
w83627hf_set_clksel_48(CLK_DEV);
winbond_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
printk(BIOS_DEBUG, "\n");
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
/* Load MPB */
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x\n", val);
printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
printk(BIOS_DEBUG, "bsp_apicid = %02x\n", bsp_apicid);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx\n", cpu_init_detectedx);
/* Setup sysinfo defaults */
set_sysinfo_in_ram(0);
update_microcode(val);
post_code(0x33);
cpuSetAMDMSR(0);
post_code(0x34);
amd_ht_init(sysinfo);
post_code(0x35);
/* Setup nodes PCI space and start core 0 AP init. */
finalize_node_setup(sysinfo);
/* Setup any mainboard PCI settings etc. */
setup_mb_resource_map();
post_code(0x36);
/* wait for all the APs core0 started by finalize_node_setup. */
/* FIXME: A bunch of cores are going to start output to serial at once.
It would be nice to fixup prink spinlocks for ROM XIP mode.
I think it could be done by putting the spinlock flag in the cache
of the BSP located right after sysinfo.
*/
wait_all_core0_started();
#if CONFIG_LOGICAL_CPUS
/* Core0 on each node is configured. Now setup any additional cores. */
printk(BIOS_DEBUG, "start_other_cores()\n");
start_other_cores(bsp_apicid);
post_code(0x37);
wait_all_other_cores_started(bsp_apicid);
#endif
post_code(0x38);
/* run _early_setup before soft-reset. */
rs780_early_setup();
#if CONFIG_SET_FIDVID
msr = rdmsr(0xc0010071);
printk(BIOS_DEBUG, "\nBegin FIDVID MSR 0xc0010071 0x%08x 0x%08x\n", msr.hi, msr.lo);
post_code(0x39);
if (!warm_reset_detect(0)) { /* BSP is node 0 */
init_fidvid_bsp(bsp_apicid, sysinfo->nodes);
} else {
init_fidvid_stage2(bsp_apicid, 0); /* BSP is node 0 */
}
post_code(0x3A);
/* show final fid and vid */
msr = rdmsr(0xc0010071);
printk(BIOS_DEBUG, "End FIDVIDMSR 0xc0010071 0x%08x 0x%08x\n", msr.hi, msr.lo);
#endif
rs780_htinit();
/* Reset for HT, FIDVID, PLL and errata changes to take affect. */
if (!warm_reset_detect(0)) {
printk(BIOS_INFO, "...WARM RESET...\n\n\n");
soft_reset();
die("After soft_reset_x - shouldn't see this message!!!\n");
}
post_code(0x3B);
/* It's the time to set ctrl in sysinfo now; */
printk(BIOS_DEBUG, "fill_mem_ctrl()\n");
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
post_code(0x40);
timestamp_add_now(TS_BEFORE_INITRAM);
printk(BIOS_DEBUG, "raminit_amdmct()\n");
raminit_amdmct(sysinfo);
timestamp_add_now(TS_AFTER_INITRAM);
cbmem_initialize_empty();
post_code(0x41);
amdmct_cbmem_store_info(sysinfo);
rs780_before_pci_init();
post_code(0x42);
post_cache_as_ram(); /* BSP switch stack to ram, copy then execute LB. */
post_code(0x43); /* Should never see this post code. */
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
u8 byte;
device_t dev;
AGESAWRAPPER(amdinitmmio);
hudson_lpc_port80();
//__asm__ volatile ("1: jmp 1b");
/* TODO: */
dev = PCI_DEV(0, 0x14, 3);//pci_locate_device(PCI_ID(0x1002, 0x439D), 0);
byte = pci_read_config8(dev, 0x48);
byte |= 3; /* 2e, 2f */
pci_write_config8(dev, 0x48, byte);
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
post_code(0x31);
lpc47n217_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
outb(0x24, 0xcd6);
outb(0x1, 0xcd7);
outb(0xea, 0xcd6);
outb(0x1, 0xcd7);
*(u8 *)0xfed80101 = 0x98;
console_init();
}
/* Halt if there was a built in self test failure */
post_code(0x34);
report_bist_failure(bist);
/* Load MPB */
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
post_code(0x37);
AGESAWRAPPER(amdinitreset);
post_code(0x39);
AGESAWRAPPER(amdinitearly);
int s3resume = acpi_is_wakeup_early() && acpi_s3_resume_allowed();
if (!s3resume) {
post_code(0x40);
AGESAWRAPPER(amdinitpost);
post_code(0x41);
AGESAWRAPPER(amdinitenv);
disable_cache_as_ram();
} else { /* S3 detect */
printk(BIOS_INFO, "S3 detected\n");
post_code(0x60);
AGESAWRAPPER(amdinitresume);
AGESAWRAPPER(amds3laterestore);
post_code(0x61);
prepare_for_resume();
}
post_code(0x50);
copy_and_run();
post_code(0x54); /* Should never see this post code. */
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
#if CONFIG_HAVE_ACPI_RESUME
void *resume_backup_memory;
#endif
/* In Hudson RRG, PMIOxD2[5:4] is "Drive strength control for
* LpcClk[1:0]". To be consistent with Parmer, setting to 4mA
* even though the register is not documented in the Kabini BKDG.
* Otherwise the serial output is bad code.
*/
outb(0xD2, 0xcd6);
outb(0x00, 0xcd7);
val = agesawrapper_amdinitmmio();
hudson_lpc_port80();
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
post_code(0x31);
console_init();
}
/* Halt if there was a built in self test failure */
post_code(0x34);
report_bist_failure(bist);
/* Load MPB */
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
/* On Larne, after LpcClkDrvSth is set, it needs some time to be stable, because of the buffer ICS551M */
int i;
for(i = 0; i < 200000; i++)
val = inb(0xcd6);
post_code(0x37);
val = agesawrapper_amdinitreset();
if(val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitreset failed: %x \n", val);
}
post_code(0x38);
printk(BIOS_DEBUG, "Got past yangtze_early_setup\n");
post_code(0x39);
val = agesawrapper_amdinitearly ();
if(val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitearly failed: %x \n", val);
}
printk(BIOS_DEBUG, "Got past agesawrapper_amdinitearly\n");
#if CONFIG_HAVE_ACPI_RESUME
if (!acpi_is_wakeup_early()) { /* Check for S3 resume */
#endif
post_code(0x40);
val = agesawrapper_amdinitpost ();
if(val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitpost failed: %x \n", val);
}
printk(BIOS_DEBUG, "Got past agesawrapper_amdinitpost\n");
post_code(0x41);
val = agesawrapper_amdinitenv ();
if(val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitenv failed: %x \n", val);
}
printk(BIOS_DEBUG, "Got past agesawrapper_amdinitenv\n");
/* TODO: Disable cache is not ok. */
disable_cache_as_ram();
#if CONFIG_HAVE_ACPI_RESUME
} else { /* S3 detect */
printk(BIOS_INFO, "S3 detected\n");
post_code(0x60);
printk(BIOS_DEBUG, "agesawrapper_amdinitresume ");
val = agesawrapper_amdinitresume();
if (val)
printk(BIOS_DEBUG, "error level: %x \n", val);
else
printk(BIOS_DEBUG, "passed.\n");
printk(BIOS_DEBUG, "agesawrapper_amds3laterestore ");
val = agesawrapper_amds3laterestore ();
if (val)
printk(BIOS_DEBUG, "error level: %x \n", val);
else
printk(BIOS_DEBUG, "passed.\n");
post_code(0x61);
printk(BIOS_DEBUG, "Find resume memory location\n");
resume_backup_memory = (void *)backup_resume();
post_code(0x62);
printk(BIOS_DEBUG, "Move CAR stack.\n");
move_stack_high_mem();
printk(BIOS_DEBUG, "stack moved to: 0x%x\n", (u32) (resume_backup_memory + HIGH_MEMORY_SAVE));
post_code(0x63);
disable_cache_as_ram();
printk(BIOS_DEBUG, "CAR disabled.\n");
set_resume_cache();
/*
* Copy the system memory that is in the ramstage area to the
* reserved area.
*/
if (resume_backup_memory)
memcpy(resume_backup_memory, (void *)(CONFIG_RAMBASE), HIGH_MEMORY_SAVE);
printk(BIOS_DEBUG, "System memory saved. OK to load ramstage.\n");
}
#endif
outb(0xEA, 0xCD6);
outb(0x1, 0xcd7);
post_code(0x50);
copy_and_run();
post_code(0x54); /* Should never see this post code. */
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr[] = {
//first node
RC0|DIMM0, RC0|DIMM2, RC0|DIMM4, RC0|DIMM6,
RC0|DIMM1, RC0|DIMM3, RC0|DIMM5, RC0|DIMM7,
//second node
RC1|DIMM0, RC1|DIMM2, RC1|DIMM4, RC1|DIMM6,
RC1|DIMM1, RC1|DIMM3, RC1|DIMM5, RC1|DIMM7,
};
struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE +
CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
int needs_reset;
unsigned bsp_apicid = 0;
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0 */
/* Allow the HT devices to be found */
enumerate_ht_chain();
bcm5785_enable_lpc();
//enable RTC
pc87417_enable_dev(RTC_DEV);
}
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
pc87417_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
// dump_mem(CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE-0x200, CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE);
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
setup_ms9185_resource_map();
#if 0
dump_pci_device(PCI_DEV(0, 0x18, 0));
dump_pci_device(PCI_DEV(0, 0x19, 0));
#endif
print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\n");
setup_coherent_ht_domain();
wait_all_core0_started();
#if CONFIG_LOGICAL_CPUS==1
// It is said that we should start core1 after all core0 launched
/* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
* So here need to make sure last core0 is started, esp for two way system,
* (there may be apic id conflicts in that case)
*/
start_other_cores();
//bx_a010- wait_all_other_cores_started(bsp_apicid);
#endif
/* it will set up chains and store link pair for optimization later */
ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
bcm5785_early_setup();
#if 0
//it your CPU min fid is 1G, you can change HT to 1G and FID to max one time.
needs_reset = optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
#endif
#if CONFIG_SET_FIDVID
{
msr_t msr;
msr=rdmsr(0xc0010042);
print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
}
enable_fid_change();
enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
init_fidvid_bsp(bsp_apicid);
// show final fid and vid
{
msr_t msr;
msr=rdmsr(0xc0010042);
print_debug("end msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
}
#endif
#if 1
needs_reset = optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
// fidvid change will issue one LDTSTOP and the HT change will be effective too
if (needs_reset) {
print_info("ht reset -\n");
soft_reset();
}
#endif
allow_all_aps_stop(bsp_apicid);
//It's the time to set ctrl in sysinfo now;
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
enable_smbus();
#if 0
int i;
for(i=0;i<2;i++) {
activate_spd_rom(sysinfo->ctrl+i);
dump_smbus_registers();
}
#endif
#if 0
int i;
for(i=1;i<256;i<<=1) {
change_i2c_mux(i);
dump_smbus_registers();
}
#endif
//do we need apci timer, tsc...., only debug need it for better output
/* all ap stopped? */
// init_timer(); // Need to use TMICT to synconize FID/VID
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
#if 0
print_pci_devices();
#endif
#if 0
// dump_pci_devices();
dump_pci_device_index_wait(PCI_DEV(0, 0x18, 2), 0x98);
dump_pci_device_index_wait(PCI_DEV(0, 0x19, 2), 0x98);
#endif
post_cache_as_ram();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const u16 spd_addr[] = { DIMM0, 0, 0, 0, DIMM1, 0, 0, 0, };
int needs_reset = 0;
u32 bsp_apicid = 0;
msr_t msr;
struct cpuid_result cpuid1;
struct sys_info *sysinfo = &sysinfo_car;
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0 */
/* Allow the HT devices to be found */
enumerate_ht_chain();
sb600_lpc_port80();
/* sb600_pci_port80(); */
}
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
enable_rs690_dev8();
sb600_lpc_init();
/* Pistachio used a FPGA to enable serial debug instead of a SIO
* and it doesn't require any special setup. */
console_init();
post_code(0x03);
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
printk(BIOS_DEBUG, "bsp_apicid=0x%x\n", bsp_apicid);
setup_pistachio_resource_map();
setup_coherent_ht_domain();
#if CONFIG_LOGICAL_CPUS
/* It is said that we should start core1 after all core0 launched */
wait_all_core0_started();
start_other_cores();
#endif
wait_all_aps_started(bsp_apicid);
/* it will set up chains and store link pair for optimization later,
* it will init sblnk and sbbusn, nodes, sbdn */
ht_setup_chains_x(sysinfo);
/* run _early_setup before soft-reset. */
rs690_early_setup();
sb600_early_setup();
post_code(0x04);
/* Check to see if processor is capable of changing FIDVID */
/* otherwise it will throw a GP# when reading FIDVID_STATUS */
cpuid1 = cpuid(0x80000007);
if ((cpuid1.edx & 0x6) == 0x6) {
/* Read FIDVID_STATUS */
msr=rdmsr(0xc0010042);
printk(BIOS_DEBUG, "begin msr fid, vid: hi=0x%x, lo=0x%x\n", msr.hi, msr.lo);
enable_fid_change();
enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
init_fidvid_bsp(bsp_apicid);
/* show final fid and vid */
msr=rdmsr(0xc0010042);
printk(BIOS_DEBUG, "end msr fid, vid: hi=0x%x, lo=0x%x\n", msr.hi, msr.lo);
} else {
printk(BIOS_DEBUG, "Changing FIDVID not supported\n");
}
post_code(0x05);
needs_reset = optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
rs690_htinit();
printk(BIOS_DEBUG, "needs_reset=0x%x\n", needs_reset);
post_code(0x06);
if (needs_reset) {
print_info("ht reset -\n");
soft_reset();
}
allow_all_aps_stop(bsp_apicid);
/* It's the time to set ctrl now; */
printk(BIOS_DEBUG, "sysinfo->nodes: %2x sysinfo->ctrl: %p spd_addr: %p\n",
sysinfo->nodes, sysinfo->ctrl, spd_addr);
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
post_code(0x07);
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
post_code(0x08);
rs690_before_pci_init();
sb600_before_pci_init();
post_cache_as_ram();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
val = agesawrapper_amdinitmmio();
hudson_lpc_port80();
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
post_code(0x31);
console_init();
}
/* Halt if there was a built in self test failure */
post_code(0x34);
report_bist_failure(bist);
/* Load MPB */
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
post_code(0x37);
printk(BIOS_DEBUG, "agesawrapper_amdinitreset ");
val = agesawrapper_amdinitreset();
if(val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitreset failed: %x \n", val);
}
post_code(0x39);
val = agesawrapper_amdinitearly ();
if(val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitearly failed: %x \n", val);
}
printk(BIOS_DEBUG, "Got past agesawrapper_amdinitearly\n");
int s3resume = acpi_is_wakeup_early() && acpi_s3_resume_allowed();
if (!s3resume) {
post_code(0x40);
val = agesawrapper_amdinitpost ();
if(val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitpost failed: %x \n", val);
}
printk(BIOS_DEBUG, "Got past agesawrapper_amdinitpost\n");
post_code(0x41);
val = agesawrapper_amdinitenv ();
if(val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitenv failed: %x \n", val);
}
printk(BIOS_DEBUG, "Got past agesawrapper_amdinitenv\n");
disable_cache_as_ram();
} else { /* S3 detect */
printk(BIOS_INFO, "S3 detected\n");
post_code(0x60);
printk(BIOS_DEBUG, "agesawrapper_amdinitresume ");
val = agesawrapper_amdinitresume();
if (val)
printk(BIOS_DEBUG, "error level: %x \n", val);
else
printk(BIOS_DEBUG, "passed.\n");
printk(BIOS_DEBUG, "agesawrapper_amds3laterestore ");
val = agesawrapper_amds3laterestore ();
if (val)
printk(BIOS_DEBUG, "error level: %x \n", val);
else
printk(BIOS_DEBUG, "passed.\n");
post_code(0x61);
prepare_for_resume();
}
post_code(0x50);
copy_and_run();
post_code(0x54); /* Should never see this post code. */
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr [] = {
// Node 0
DIMM0, DIMM2, 0, 0,
DIMM1, DIMM3, 0, 0,
// Node 1
DIMM4, DIMM6, 0, 0,
DIMM5, DIMM7, 0, 0,
};
struct sys_info *sysinfo = &sysinfo_car;
int needs_reset = 0;
unsigned bsp_apicid = 0;
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0 */
/* Allow the HT devices to be found */
enumerate_ht_chain();
sio_setup();
}
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
#if 0
uint8_t tmp = 0;
pnp_enter_ext_func_mode(SERIAL_DEV);
/* The following line will set CLKIN to 24 MHz, external */
pnp_write_config(SERIAL_DEV, IT8716F_CONFIG_REG_CLOCKSEL, 0x11);
tmp = pnp_read_config(SERIAL_DEV, IT8716F_CONFIG_REG_SWSUSP);
/* Is serial flash enabled? Then enable writing to serial flash. */
if (tmp & 0x0e) {
pnp_write_config(SERIAL_DEV, IT8716F_CONFIG_REG_SWSUSP, tmp | 0x10);
pnp_set_logical_device(GPIO_DEV);
/* Set Serial Flash interface to 0x0820 */
pnp_write_config(GPIO_DEV, 0x64, 0x08);
pnp_write_config(GPIO_DEV, 0x65, 0x20);
}
it8716f_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
pnp_exit_ext_func_mode(SERIAL_DEV);
#endif
ite_conf_clkin(CLKIN_DEV, ITE_UART_CLK_PREDIVIDE_48);
ite_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
setup_mb_resource_map();
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\n");
set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
setup_coherent_ht_domain(); // routing table and start other core0
wait_all_core0_started();
#if CONFIG_LOGICAL_CPUS
// It is said that we should start core1 after all core0 launched
/* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
* So here need to make sure last core0 is started, esp for two way system,
* (there may be apic id conflicts in that case)
*/
start_other_cores();
wait_all_other_cores_started(bsp_apicid);
#endif
/* it will set up chains and store link pair for optimization later */
ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
#if CONFIG_SET_FIDVID
{
msr_t msr;
msr=rdmsr(0xc0010042);
print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
}
enable_fid_change();
enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
init_fidvid_bsp(bsp_apicid);
// show final fid and vid
{
msr_t msr;
msr=rdmsr(0xc0010042);
print_debug("end msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
}
#endif
init_timer(); // Need to use TMICT to synconize FID/VID
needs_reset |= optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
needs_reset |= mcp55_early_setup_x();
// fidvid change will issue one LDTSTOP and the HT change will be effective too
if (needs_reset) {
print_info("ht reset -\n");
soft_reset();
}
allow_all_aps_stop(bsp_apicid);
//It's the time to set ctrl in sysinfo now;
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
enable_smbus();
/* all ap stopped? */
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr[] = {
// Node 0
DIMM0, DIMM2, 0, 0,
0, 0, 0, 0,
// Node 1
DIMM1, DIMM3, 0, 0,
0, 0, 0, 0,
};
unsigned bsp_apicid = 0;
int needs_reset = 0;
struct sys_info *sysinfo = &sysinfo_car;
sio_init();
w83627ehg_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
enable_rom_decode();
print_info("now booting... fallback\n");
/* Is this a CPU only reset? Or is this a secondary CPU? */
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0. */
/* Allow the HT devices to be found. */
enumerate_ht_chain();
}
// FIXME why is this executed again? --->
sio_init();
w83627ehg_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
enable_rom_decode();
// <--- FIXME why is this executed again?
print_info("now booting... real_main\n");
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
/* Halt if there was a built in self test failure. */
report_bist_failure(bist);
setup_default_resource_map();
setup_coherent_ht_domain();
wait_all_core0_started();
print_info("now booting... Core0 started\n");
#if CONFIG_LOGICAL_CPUS
/* It is said that we should start core1 after all core0 launched. */
start_other_cores();
wait_all_other_cores_started(bsp_apicid);
#endif
init_timer();
ht_setup_chains_x(sysinfo); /* Init sblnk and sbbusn, nodes, sbdn. */
needs_reset = optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
needs_reset |= k8t890_early_setup_ht();
if (needs_reset) {
print_debug("ht reset -\n");
soft_reset();
}
/* the HT settings needs to be OK, because link freq chnage may cause HT disconnect */
enable_fid_change();
init_fidvid_bsp(bsp_apicid);
/* Stop the APs so we can start them later in init. */
allow_all_aps_stop(bsp_apicid);
/* It's the time to set ctrl now. */
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
enable_smbus();
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
post_cache_as_ram();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
sch4037_early_init (CONFIG_SIO_PORT);
/* Detect SMSC SIO1036 LPC Debug Card status */
if (detect_sio1036_chip(0x4E)) {
/* Found SMSC SIO1036 LPC Debug Card */
sio1036_early_init(0x4E);
}
post_code(0x31);
uart_init();
console_init();
/*
* SR5650/5670/5690 RD890 chipset, read pci config space hang at POR,
* Disable all Pcie Bridges to work around It.
*/
sr56x0_rd890_disable_pcie_bridge();
}
post_code(0x32);
val = agesawrapper_amdinitmmio();
if (val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitmmio failed: %x \n", val);
} else {
printk(BIOS_DEBUG, "agesawrapper_amdinitmmio passed\n");
}
/* Halt if there was a built in self test failure */
post_code(0x33);
report_bist_failure(bist);
// Load MPB
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
if(boot_cpu()) {
post_code(0x34);
sb_Poweron_Init();
}
post_code(0x35);
val = agesawrapper_amdinitreset();
if (val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitreset failed: %x \n", val);
} else {
printk(BIOS_DEBUG, "agesawrapper_amdinitreset passed\n");
}
post_code(0x36);
val = agesawrapper_amdinitearly ();
if (val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitearly failed: %x \n", val);
} else {
printk(BIOS_DEBUG, "agesawrapper_amdinitearly passed\n");
}
post_code(0x37);
nb_Poweron_Init();
post_code(0x38);
nb_Ht_Init();
post_code(0x39);
val = agesawrapper_amdinitpost ();
if (val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitpost failed: %x \n", val);
} else {
printk(BIOS_DEBUG, "agesawrapper_amdinitpost passed\n");
}
post_code(0x40);
val = agesawrapper_amdinitenv ();
if (val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitenv failed: %x \n", val);
} else {
printk(BIOS_DEBUG, "agesawrapper_amdinitenv passed\n");
}
/* Initialize i8259 pic */
post_code(0x41);
setup_i8259 ();
/* Initialize i8254 timers */
post_code(0x42);
setup_i8254 ();
post_code(0x43);
print_debug("Disabling cache as ram ");
disable_cache_as_ram();
print_debug("done\n");
post_code(0x44);
copy_and_run(0);
post_code(0x45); // Should never see this post code.
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr [] = {
// Node 0
DIMM0, DIMM2, 0, 0,
DIMM1, DIMM3, 0, 0,
// Node 1
DIMM4, DIMM6, 0, 0,
DIMM5, DIMM7, 0, 0,
};
struct sys_info *sysinfo = &sysinfo_car;
int needs_reset = 0;
unsigned bsp_apicid = 0;
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0 */
/* Allow the HT devices to be found */
enumerate_ht_chain();
sio_setup();
}
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
setup_mb_resource_map();
dme1737_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
printk(BIOS_DEBUG, "bsp_apicid=%02x\n", bsp_apicid);
set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
setup_coherent_ht_domain(); // routing table and start other core0
wait_all_core0_started();
#if CONFIG_LOGICAL_CPUS
// It is said that we should start core1 after all core0 launched
/* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
* So here need to make sure last core0 is started, esp for two way system,
* (there may be apic id conflicts in that case)
*/
start_other_cores();
wait_all_other_cores_started(bsp_apicid);
#endif
/* it will set up chains and store link pair for optimization later */
ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
#if CONFIG_SET_FIDVID
{
msr_t msr;
msr=rdmsr(0xc0010042);
printk(BIOS_DEBUG, "begin msr fid, vid %08x%08x\n", msr.hi, msr.lo);
}
enable_fid_change();
enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
init_fidvid_bsp(bsp_apicid);
// show final fid and vid
{
msr_t msr;
msr=rdmsr(0xc0010042);
printk(BIOS_DEBUG, "end msr fid, vid %08x%08x\n", msr.hi, msr.lo);
}
#endif
init_timer(); /* Need to use TMICT to synchronize FID/VID. */
needs_reset |= optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
needs_reset |= mcp55_early_setup_x();
/* mask NMI from constantly-asserted-on-this-board SERR# */
outb((inb(NMI_SC) & 0x0f) | PCI_SERR_EN, NMI_SC);
// fidvid change will issue one LDTSTOP and the HT change will be effective too
if (needs_reset) {
printk(BIOS_INFO, "ht reset -\n");
soft_reset();
}
allow_all_aps_stop(bsp_apicid);
//It's the time to set ctrl in sysinfo now;
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
enable_smbus();
/* all ap stopped? */
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
u8 byte;
pci_devfn_t dev;
amd_initmmio();
/* Set LPC decode enables. */
dev = PCI_DEV(0, 0x14, 3);
pci_write_config32(dev, 0x44, 0xff03ffd5);
hudson_lpc_port80();
byte = pci_read_config8(dev, 0x48);
byte |= 3; /* 2e, 2f */
pci_write_config8(dev, 0x48, byte);
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
post_code(0x31);
lpc47n217_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
outb(0x24, 0xcd6);
outb(0x1, 0xcd7);
outb(0xea, 0xcd6);
outb(0x1, 0xcd7);
*(u8 *)0xfed80101 = 0x98;
console_init();
}
/* Halt if there was a built in self test failure */
post_code(0x34);
report_bist_failure(bist);
/* Load MPB */
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x\n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx\n", cpu_init_detectedx);
post_code(0x37);
agesawrapper_amdinitreset();
post_code(0x39);
agesawrapper_amdinitearly();
int s3resume = acpi_is_wakeup_s3();
if (!s3resume) {
post_code(0x40);
agesawrapper_amdinitpost();
post_code(0x41);
agesawrapper_amdinitenv();
disable_cache_as_ram();
} else { /* S3 detect */
printk(BIOS_INFO, "S3 detected\n");
post_code(0x60);
agesawrapper_amdinitresume();
amd_initcpuio();
agesawrapper_amds3laterestore();
post_code(0x61);
prepare_for_resume();
}
post_code(0x50);
copy_and_run();
post_code(0x54); /* Should never see this post code. */
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
/*
* In Hudson RRG, PMIOxD2[5:4] is "Drive strength control for
* LpcClk[1:0]". This following register setting has been
* replicated in every reference design since Parmer, so it is
* believed to be required even though it is not documented in
* the SoC BKDGs. Without this setting, there is no serial
* output.
*/
outb(0xD2, 0xcd6);
outb(0x00, 0xcd7);
amd_initmmio();
hudson_lpc_port80();
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
post_code(0x31);
console_init();
}
/* Halt if there was a built in self test failure */
post_code(0x34);
report_bist_failure(bist);
/* Load MPB */
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
post_code(0x37);
AGESAWRAPPER(amdinitreset);
post_code(0x38);
printk(BIOS_DEBUG, "Got past avalon_early_setup\n");
post_code(0x39);
AGESAWRAPPER(amdinitearly);
int s3resume = acpi_is_wakeup_s3();
if (!s3resume) {
post_code(0x40);
AGESAWRAPPER(amdinitpost);
//PspMboxBiosCmdDramInfo();
post_code(0x41);
AGESAWRAPPER(amdinitenv);
/*
If code hangs here, please check cahaltasm.S
*/
disable_cache_as_ram();
} else { /* S3 detect */
printk(BIOS_INFO, "S3 detected\n");
post_code(0x60);
AGESAWRAPPER(amdinitresume);
AGESAWRAPPER(amds3laterestore);
post_code(0x61);
prepare_for_resume();
}
outb(0xEA, 0xCD6);
outb(0x1, 0xcd7);
post_code(0x50);
copy_and_run();
post_code(0x54); /* Should never see this post code. */
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
#if CONFIG_HAVE_ACPI_RESUME
void *resume_backup_memory;
#endif
/*
* All cores: allow caching of flash chip code and data
* (there are no cache-as-ram reliability concerns with family 14h)
*/
__writemsr (0x20c, (0x0100000000ull - CONFIG_ROM_SIZE) | 5);
__writemsr (0x20d, (0x1000000000ull - CONFIG_ROM_SIZE) | 0x800);
/* All cores: set pstate 0 (1600 MHz) early to save a few ms of boot time */
__writemsr (0xc0010062, 0);
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
sb_Poweron_Init();
post_code(0x31);
smscsuperio_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
}
/* Halt if there was a built in self test failure */
post_code(0x34);
report_bist_failure(bist);
/* Load MPB */
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
post_code(0x35);
printk(BIOS_DEBUG, "agesawrapper_amdinitmmio ");
val = agesawrapper_amdinitmmio();
if (val)
printk(BIOS_DEBUG, "error level: %x \n", val);
else
printk(BIOS_DEBUG, "passed.\n");
post_code(0x37);
printk(BIOS_DEBUG, "agesawrapper_amdinitreset ");
val = agesawrapper_amdinitreset();
if (val)
printk(BIOS_DEBUG, "error level: %x \n", val);
else
printk(BIOS_DEBUG, "passed.\n");
post_code(0x39);
printk(BIOS_DEBUG, "agesawrapper_amdinitearly ");
val = agesawrapper_amdinitearly ();
if (val)
printk(BIOS_DEBUG, "error level: %x \n", val);
else
printk(BIOS_DEBUG, "passed.\n");
#if CONFIG_HAVE_ACPI_RESUME
if (!acpi_is_wakeup_early()) { /* Check for S3 resume */
#endif
post_code(0x40);
printk(BIOS_DEBUG, "agesawrapper_amdinitpost ");
val = agesawrapper_amdinitpost ();
/* Reboots with outb(3,0x92), outb(4,0xcf9) or triple-fault all
* hang, looks like DRAM re-init goes wrong, don't know why. */
if (val == 7) /* fatal, amdinitenv below is going to hang */
outb(0x06, 0x0cf9); /* reset system harder instead */
if (val)
printk(BIOS_DEBUG, "error level: %x \n", val);
else
printk(BIOS_DEBUG, "passed.\n");
post_code(0x42);
printk(BIOS_DEBUG, "agesawrapper_amdinitenv ");
val = agesawrapper_amdinitenv ();
if (val)
printk(BIOS_DEBUG, "error level: %x \n", val);
else
printk(BIOS_DEBUG, "passed.\n");
#if CONFIG_HAVE_ACPI_RESUME
} else { /* S3 detect */
printk(BIOS_INFO, "S3 detected\n");
post_code(0x60);
printk(BIOS_DEBUG, "agesawrapper_amdinitresume ");
val = agesawrapper_amdinitresume();
if (val)
printk(BIOS_DEBUG, "error level: %x \n", val);
else
printk(BIOS_DEBUG, "passed.\n");
printk(BIOS_DEBUG, "agesawrapper_amds3laterestore ");
val = agesawrapper_amds3laterestore ();
if (val)
printk(BIOS_DEBUG, "error level: %x \n", val);
else
printk(BIOS_DEBUG, "passed.\n");
post_code(0x61);
printk(BIOS_DEBUG, "Find resume memory location\n");
resume_backup_memory = backup_resume();
post_code(0x62);
printk(BIOS_DEBUG, "Move CAR stack.\n");
move_stack_high_mem();
printk(BIOS_DEBUG, "stack moved to: 0x%x\n", (u32) (resume_backup_memory + HIGH_MEMORY_SAVE));
post_code(0x63);
disable_cache_as_ram();
printk(BIOS_DEBUG, "CAR disabled.\n");
set_resume_cache();
/*
* Copy the system memory that is in the ramstage area to the
* reserved area.
*/
if (resume_backup_memory)
memcpy(resume_backup_memory, (void *)(CONFIG_RAMBASE), HIGH_MEMORY_SAVE);
printk(BIOS_DEBUG, "System memory saved. OK to load ramstage.\n");
}
#endif
/* Initialize i8259 pic */
post_code(0x43);
setup_i8259 ();
/* Initialize i8254 timers */
post_code(0x44);
setup_i8254 ();
post_code(0x50);
copy_and_run(0);
printk(BIOS_ERR, "Error: copy_and_run() returned!\n");
post_code(0x54); /* Should never see this post code. */
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
post_code(0x30);
agesawrapper_amdinitmmio();
post_code(0x31);
/* Halt if there was a built in self test failure */
post_code(0x33);
report_bist_failure(bist);
sb7xx_51xx_enable_wideio(0, 0x1600); /* though UARTs are on the NUVOTON BMC */
wpcm450_enable_dev(WPCM450_SP1, SIO_PORT, CONFIG_TTYS0_BASE);
sb7xx_51xx_disable_wideio(0);
post_code(0x34);
post_code(0x35);
console_init();
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
post_code(0x37);
val = agesawrapper_amdinitreset();
if (val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitreset failed: %x \n", val);
} else {
printk(BIOS_DEBUG, "agesawrapper_amdinitreset passed\n");
}
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x38);
/*
* SR5650/5670/5690 RD890 chipset, read pci config space hang at POR,
* Disable all Pcie Bridges to work around It.
*/
sr56x0_rd890_disable_pcie_bridge();
post_code(0x39);
nb_Poweron_Init();
post_code(0x3A);
sb_Poweron_Init();
}
post_code(0x3B);
val = agesawrapper_amdinitearly();
if(val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitearly failed: %x \n", val);
} else {
printk(BIOS_DEBUG, "agesawrapper_amdinitearly passed\n");
}
post_code(0x3C);
/* W83627DHG pin89,90 function select is RSTOUT3#, RSTOUT2# by default.
* In order to access W83795G/ADG HWM using I2C protocol,
* we select function to SDA, SCL function (or GP33, GP32 function).
*/
w83627dhg_enable_i2c(PNP_DEV(0x2E, W83627DHG_SPI));
nb_Ht_Init();
post_code(0x3D);
/* Reset for HT, FIDVID, PLL and ucode patch(errata) changes to take affect. */
if (!warm_reset_detect(0)) {
print_info("...WARM RESET...\n\n\n");
distinguish_cpu_resets(0);
soft_reset();
die("After soft_reset_x - shouldn't see this message!!!\n");
}
post_code(0x40);
val = agesawrapper_amdinitpost();
if (val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitpost failed: %x \n", val);
} else {
printk(BIOS_DEBUG, "agesawrapper_amdinitpost passed\n");
}
post_code(0x41);
val = agesawrapper_amdinitenv();
if(val) {
printk(BIOS_DEBUG, "agesawrapper_amdinitenv failed: %x \n", val);
}
printk(BIOS_DEBUG, "agesawrapper_amdinitenv passed\n");
post_code(0x42);
post_code(0x50);
print_debug("Disabling cache as ram ");
disable_cache_as_ram();
print_debug("done\n");
post_code(0x51);
copy_and_run();
/* We will not return, Should never see this message and post code. */
print_debug("should not be here -\n");
post_code(0x54);
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
struct sys_info *sysinfo = &sysinfo_car;
static const u8 spd_addr[] = {RC00, DIMM0, DIMM2, 0, 0, DIMM1, DIMM3, 0, 0, };
u32 bsp_apicid = 0, val;
msr_t msr;
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0 */
/* Allow the HT devices to be found */
/* mov bsp to bus 0xff when > 8 nodes */
set_bsp_node_CHtExtNodeCfgEn();
enumerate_ht_chain();
sb7xx_51xx_pci_port80();
}
post_code(0x30);
if (bist == 0) {
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo); /* mmconf is inited in init_cpus */
/* All cores run this but the BSP(node0,core0) is the only core that returns. */
}
post_code(0x32);
enable_rs780_dev8();
sb7xx_51xx_lpc_init();
ite_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
ite_kill_watchdog(GPIO_DEV);
console_init();
// dump_mem(CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE-0x200, CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE);
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
// Load MPB
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
printk(BIOS_DEBUG, "bsp_apicid = %02x \n", bsp_apicid);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
/* Setup sysinfo defaults */
set_sysinfo_in_ram(0);
update_microcode(val);
post_code(0x33);
cpuSetAMDMSR();
post_code(0x34);
amd_ht_init(sysinfo);
post_code(0x35);
/* Setup nodes PCI space and start core 0 AP init. */
finalize_node_setup(sysinfo);
/* Setup any mainboard PCI settings etc. */
setup_mb_resource_map();
post_code(0x36);
/* wait for all the APs core0 started by finalize_node_setup. */
/* FIXME: A bunch of cores are going to start output to serial at once.
It would be nice to fixup prink spinlocks for ROM XIP mode.
I think it could be done by putting the spinlock flag in the cache
of the BSP located right after sysinfo.
*/
wait_all_core0_started();
#if CONFIG_LOGICAL_CPUS
/* Core0 on each node is configured. Now setup any additional cores. */
printk(BIOS_DEBUG, "start_other_cores()\n");
start_other_cores();
post_code(0x37);
wait_all_other_cores_started(bsp_apicid);
#endif
post_code(0x38);
/* run _early_setup before soft-reset. */
rs780_early_setup();
sb7xx_51xx_early_setup();
#if CONFIG_SET_FIDVID
msr = rdmsr(0xc0010071);
printk(BIOS_DEBUG, "\nBegin FIDVID MSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
/* FIXME: The sb fid change may survive the warm reset and only
need to be done once.*/
enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
post_code(0x39);
if (!warm_reset_detect(0)) { // BSP is node 0
init_fidvid_bsp(bsp_apicid, sysinfo->nodes);
} else {
init_fidvid_stage2(bsp_apicid, 0); // BSP is node 0
}
post_code(0x3A);
/* show final fid and vid */
msr=rdmsr(0xc0010071);
printk(BIOS_DEBUG, "End FIDVIDMSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
#endif
rs780_htinit();
/* Reset for HT, FIDVID, PLL and errata changes to take affect. */
if (!warm_reset_detect(0)) {
print_info("...WARM RESET...\n\n\n");
soft_reset();
die("After soft_reset_x - shouldn't see this message!!!\n");
}
post_code(0x3B);
/* It's the time to set ctrl in sysinfo now; */
printk(BIOS_DEBUG, "fill_mem_ctrl()\n");
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
post_code(0x40);
// die("Die Before MCT init.");
printk(BIOS_DEBUG, "raminit_amdmct()\n");
raminit_amdmct(sysinfo);
post_code(0x41);
/*
dump_pci_device_range(PCI_DEV(0, 0x18, 0), 0, 0x200);
dump_pci_device_range(PCI_DEV(0, 0x18, 1), 0, 0x200);
dump_pci_device_range(PCI_DEV(0, 0x18, 2), 0, 0x200);
dump_pci_device_range(PCI_DEV(0, 0x18, 3), 0, 0x200);
*/
// die("After MCT init before CAR disabled.");
rs780_before_pci_init();
sb7xx_51xx_before_pci_init();
post_code(0x42);
post_cache_as_ram(); // BSP switch stack to ram, copy then execute LB.
post_code(0x43); // Should never see this post code.
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr[] = {
// Node 0
DIMM0, DIMM2, 0, 0,
DIMM1, DIMM3, 0, 0,
// Node 1
DIMM4, DIMM6, 0, 0,
DIMM5, DIMM7, 0, 0,
};
struct sys_info *sysinfo = &sysinfo_car;
int needs_reset = 0;
unsigned bsp_apicid = 0;
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0. */
/* Allow the HT devices to be found. */
enumerate_ht_chain();
sio_setup();
}
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
/* FIXME: This should be part of the Super I/O code/config. */
pnp_enter_ext_func_mode(SERIAL_DEV);
/* Switch CLKSEL to 24MHz (default is 48MHz). Needed for serial! */
pnp_write_config(SERIAL_DEV, 0x24, 0);
w83627ehg_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
pnp_exit_ext_func_mode(SERIAL_DEV);
setup_mb_resource_map();
console_init();
report_bist_failure(bist); /* Halt upon BIST failure. */
printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
print_debug("bsp_apicid=");
print_debug_hex8(bsp_apicid);
print_debug("\n");
#if CONFIG_MEM_TRAIN_SEQ == 1
/* In BSP so could hold all AP until sysinfo is in RAM. */
set_sysinfo_in_ram(0);
#endif
setup_coherent_ht_domain(); /* Routing table and start other core0. */
wait_all_core0_started();
#if CONFIG_LOGICAL_CPUS
/* It is said that we should start core1 after all core0 launched
* becase optimize_link_coherent_ht is moved out from
* setup_coherent_ht_domain, so here need to make sure last core0 is
* started, esp for two way system (there may be APIC ID conflicts in
* that case).
*/
start_other_cores();
wait_all_other_cores_started(bsp_apicid);
#endif
/* Set up chains and store link pair for optimization later. */
ht_setup_chains_x(sysinfo); /* Init sblnk and sbbusn, nodes, sbdn. */
#if CONFIG_SET_FIDVID
{
msr_t msr = rdmsr(0xc0010042);
print_debug("begin msr fid, vid ");
print_debug_hex32(msr.hi);
print_debug_hex32(msr.lo);
print_debug("\n");
}
enable_fid_change();
enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
init_fidvid_bsp(bsp_apicid);
{
msr_t msr = rdmsr(0xc0010042);
print_debug("end msr fid, vid ");
print_debug_hex32(msr.hi);
print_debug_hex32(msr.lo);
print_debug("\n");
}
#endif
init_timer(); /* Need to use TMICT to synconize FID/VID. */
needs_reset |= optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
needs_reset |= mcp55_early_setup_x();
/* fidvid change will issue one LDTSTOP and the HT change will be effective too. */
if (needs_reset) {
print_info("ht reset -\n");
soft_reset();
}
allow_all_aps_stop(bsp_apicid);
/* It's the time to set ctrl in sysinfo now. */
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
enable_smbus();
/* All AP stopped? */
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
/* bsp switch stack to RAM and copy sysinfo RAM now. */
post_cache_as_ram();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
struct sys_info *sysinfo = &sysinfo_car;
u32 bsp_apicid = 0, val, wants_reset;
msr_t msr;
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0 */
/* Allow the HT devices to be found */
set_bsp_node_CHtExtNodeCfgEn();
enumerate_ht_chain();
sio_setup();
}
post_code(0x30);
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
post_code(0x32);
winbond_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x\n", val);
printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
printk(BIOS_DEBUG, "bsp_apicid = %02x\n", bsp_apicid);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx\n", cpu_init_detectedx);
/* Setup sysinfo defaults */
set_sysinfo_in_ram(0);
update_microcode(val);
post_code(0x33);
cpuSetAMDMSR();
post_code(0x34);
amd_ht_init(sysinfo);
post_code(0x35);
/* Setup nodes PCI space and start core 0 AP init. */
finalize_node_setup(sysinfo);
/* Setup any mainboard PCI settings etc. */
setup_mb_resource_map();
post_code(0x36);
/* wait for all the APs core0 started by finalize_node_setup. */
/* FIXME: A bunch of cores are going to start output to serial at once.
* It would be nice to fixup prink spinlocks for ROM XIP mode.
* I think it could be done by putting the spinlock flag in the cache
* of the BSP located right after sysinfo.
*/
wait_all_core0_started();
#if CONFIG_LOGICAL_CPUS
/* Core0 on each node is configured. Now setup any additional cores. */
printk(BIOS_DEBUG, "start_other_cores()\n");
start_other_cores();
post_code(0x37);
wait_all_other_cores_started(bsp_apicid);
#endif
post_code(0x38);
#if CONFIG_SET_FIDVID
msr = rdmsr(0xc0010071);
printk(BIOS_DEBUG, "\nBegin FIDVID MSR 0xc0010071 0x%08x 0x%08x\n", msr.hi, msr.lo);
/* FIXME: The sb fid change may survive the warm reset and only
* need to be done once.*/
enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
post_code(0x39);
if (!warm_reset_detect(0)) { // BSP is node 0
init_fidvid_bsp(bsp_apicid, sysinfo->nodes);
} else {
init_fidvid_stage2(bsp_apicid, 0); // BSP is node 0
}
post_code(0x3A);
/* show final fid and vid */
msr=rdmsr(0xc0010071);
printk(BIOS_DEBUG, "End FIDVIDMSR 0xc0010071 0x%08x 0x%08x\n", msr.hi, msr.lo);
#endif
init_timer(); // Need to use TMICT to synconize FID/VID
wants_reset = mcp55_early_setup_x();
/* Reset for HT, FIDVID, PLL and errata changes to take affect. */
if (!warm_reset_detect(0)) {
print_info("...WARM RESET...\n\n\n");
soft_reset();
die("After soft_reset_x - shouldn't see this message!!!\n");
}
if (wants_reset)
printk(BIOS_DEBUG, "mcp55_early_setup_x wanted additional reset!\n");
post_code(0x3B);
/* It's the time to set ctrl in sysinfo now; */
printk(BIOS_DEBUG, "fill_mem_ctrl()\n");
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
post_code(0x3D);
printk(BIOS_DEBUG, "enable_smbus()\n");
enable_smbus();
post_code(0x40);
printk(BIOS_DEBUG, "raminit_amdmct()\n");
raminit_amdmct(sysinfo);
post_code(0x41);
post_cache_as_ram(); // BSP switch stack to ram, copy then execute LB.
post_code(0x43); // Should never see this post code.
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const u16 spd_addr [] = {
DIMM0, DIMM2, 0, 0,
DIMM1, DIMM3, 0, 0,
DIMM4, DIMM6, 0, 0,
DIMM5, DIMM7, 0, 0,
};
int needs_reset;
unsigned bsp_apicid = 0, nodes;
struct mem_controller ctrl[8];
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0 */
/* Allow the HT devices to be found */
enumerate_ht_chain();
sio_setup();
}
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx);
lpc47b397_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
sio_gpio_setup();
setup_mb_resource_map();
needs_reset = setup_coherent_ht_domain();
wait_all_core0_started();
// It is said that we should start core1 after all core0 launched
start_other_cores();
wait_all_other_cores_started(bsp_apicid);
needs_reset |= ht_setup_chains_x();
needs_reset |= ck804_early_setup_x();
if (needs_reset) {
printk(BIOS_INFO, "ht reset -\n");
soft_reset();
}
allow_all_aps_stop(bsp_apicid);
nodes = get_nodes();
//It's the time to set ctrl now;
fill_mem_ctrl(nodes, ctrl, spd_addr);
enable_smbus();
memreset_setup();
sdram_initialize(nodes, ctrl);
post_cache_as_ram();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
/*
* All cores: allow caching of flash chip code and data
* (there are no cache-as-ram reliability concerns with family 14h)
*/
__writemsr (0x20c, (0x0100000000ull - CACHE_ROM_SIZE) | 5);
__writemsr (0x20d, (0x1000000000ull - CACHE_ROM_SIZE) | 0x800);
/* All cores: set pstate 0 (1600 MHz) early to save a few ms of boot time */
__writemsr (0xc0010062, 0);
amd_initmmio();
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
sb_Poweron_Init();
post_code(0x31);
fintek_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
}
/* Halt if there was a built in self test failure */
post_code(0x34);
report_bist_failure(bist);
/* Load MPB */
val = cpuid_eax(1);
printk(BIOS_DEBUG, "BSP Family_Model: %08x\n", val);
printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx\n", cpu_init_detectedx);
post_code(0x37);
agesawrapper_amdinitreset();
post_code(0x39);
agesawrapper_amdinitearly();
int s3resume = acpi_is_wakeup_s3();
if (!s3resume) {
post_code(0x40);
agesawrapper_amdinitpost();
post_code(0x42);
agesawrapper_amdinitenv();
amd_initenv();
} else { /* S3 detect */
printk(BIOS_INFO, "S3 detected\n");
post_code(0x60);
agesawrapper_amdinitresume();
agesawrapper_amds3laterestore();
post_code(0x61);
prepare_for_resume();
}
post_code(0x50);
copy_and_run();
printk(BIOS_ERR, "Error: copy_and_run() returned!\n");
post_code(0x54); /* Should never see this post code. */
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr [] = {
// Node 0
(0xa<<3)|0, (0xa<<3)|2, 0, 0,
(0xa<<3)|1, (0xa<<3)|3, 0, 0,
// Node 1
(0xa<<3)|4, (0xa<<3)|6, 0, 0,
(0xa<<3)|5, (0xa<<3)|7, 0, 0,
};
struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE
+ CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
int needs_reset = 0;
unsigned bsp_apicid = 0;
if (!cpu_init_detectedx && boot_cpu()) {
/* Nothing special needs to be done to find bus 0 */
/* Allow the HT devices to be found */
enumerate_ht_chain();
sio_setup();
/* Setup the mcp55 */
mcp55_enable_rom();
}
if (bist == 0) {
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
}
w83627hf_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
setup_mb_resource_map();
uart_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
#if CONFIG_USBDEBUG
mcp55_enable_usbdebug(CONFIG_USBDEBUG_DEFAULT_PORT);
early_usbdebug_init();
#endif
console_init();
printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\n");
#if CONFIG_MEM_TRAIN_SEQ == 1
set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
#endif
setup_coherent_ht_domain(); // routing table and start other core0
wait_all_core0_started();
#if CONFIG_LOGICAL_CPUS==1
// It is said that we should start core1 after all core0 launched
/* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
* So here need to make sure last core0 is started, esp for two way system,
* (there may be apic id conflicts in that case)
*/
start_other_cores();
wait_all_other_cores_started(bsp_apicid);
#endif
/* it will set up chains and store link pair for optimization later */
ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
#if SET_FIDVID == 1
{
msr_t msr;
msr=rdmsr(0xc0010042);
print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
}
enable_fid_change();
enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
init_fidvid_bsp(bsp_apicid);
// show final fid and vid
{
msr_t msr;
msr=rdmsr(0xc0010042);
print_debug("end msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
}
#endif
init_timer(); // Need to use TMICT to synconize FID/VID
needs_reset |= optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
needs_reset |= mcp55_early_setup_x();
// fidvid change will issue one LDTSTOP and the HT change will be effective too
if (needs_reset) {
print_info("ht reset -\n");
soft_reset();
}
allow_all_aps_stop(bsp_apicid);
//It's the time to set ctrl in sysinfo now;
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
enable_smbus();
/* all ap stopped? */
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now
}