/*
* Entry point.
*
* Unpack images, setup the MMU, jump to the kernel.
*/
void main(void)
{
int num_apps;
int cpu_mode;
#ifdef CONFIG_SMP_ARM_MPCORE
/* If not the boot strap processor then go to non boot main */
if ( (read_cpuid_mpidr() & 0xf) != booting_cpu_id) {
non_boot_main();
}
#endif
/* Print welcome message. */
printf("\nELF-loader started on ");
print_cpuid();
platform_init();
printf(" paddr=[%p..%p]\n", _start, _end - 1);
/* Unpack ELF images into memory. */
load_images(&kernel_info, &user_info, 1, &num_apps);
if (num_apps != 1) {
printf("No user images loaded!\n");
abort();
}
/* Setup MMU. */
cpu_mode = read_cpsr() & CPSR_MODE_MASK;
if(cpu_mode == CPSR_MODE_HYPERVISOR){
printf("Enabling hypervisor MMU and paging\n");
init_lpae_boot_pd(&kernel_info);
arm_enable_hyp_mmu();
}
/* If we are in HYP mode, we enable the SV MMU and paging
* just in case the kernel does not support hyp mode. */
printf("Enabling MMU and paging\n");
init_boot_pd(&kernel_info);
arm_enable_mmu();
#ifdef CONFIG_SMP_ARM_MPCORE
/* Bring up any other CPUs */
init_cpus();
non_boot_lock = 1;
#endif
/* Enter kernel. */
if (UART_PPTR < kernel_info.virt_region_start) {
printf("Jumping to kernel-image entry point...\n\n");
} else {
/* Our serial port is no longer accessible */
}
((init_kernel_t)kernel_info.virt_entry)(user_info.phys_region_start,
user_info.phys_region_end, user_info.phys_virt_offset,
user_info.virt_entry);
/* We should never get here. */
printf("Kernel returned back to the elf-loader.\n");
abort();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr [] = {
DIMM0, DIMM2, 0, 0,
DIMM1, DIMM3, 0, 0,
#if CONFIG_MAX_PHYSICAL_CPUS > 1
DIMM4, DIMM6, 0, 0,
DIMM5, DIMM7, 0, 0,
#endif
};
int needs_reset;
unsigned bsp_apicid = 0, nodes;
struct mem_controller ctrl[8];
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx);
pc87360_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
setup_default_resource_map();
needs_reset = setup_coherent_ht_domain();
#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
/* This is needed to be able to call udelay(). It could be moved to
* memreset_setup, since udelay is called in memreset. */
init_timer();
// automatically set that for you, but you might meet tight space
needs_reset |= ht_setup_chains_x();
if (needs_reset) {
print_info("ht reset -\n");
soft_reset();
}
allow_all_aps_stop(bsp_apicid);
nodes = get_nodes();
fill_mem_ctrl(nodes, ctrl, spd_addr);
enable_smbus();
memreset_setup();
sdram_initialize(nodes, ctrl);
post_cache_as_ram();
}
static void a9_daughterboard_init(const VEDBoardInfo *daughterboard,
ram_addr_t ram_size,
const char *cpu_model,
qemu_irq *pic)
{
MemoryRegion *sysmem = get_system_memory();
MemoryRegion *ram = g_new(MemoryRegion, 1);
MemoryRegion *lowram = g_new(MemoryRegion, 1);
ram_addr_t low_ram_size;
if (!cpu_model) {
cpu_model = "cortex-a9";
}
if (ram_size > 0x40000000) {
/* 1GB is the maximum the address space permits */
fprintf(stderr, "vexpress-a9: cannot model more than 1GB RAM\n");
exit(1);
}
memory_region_init_ram(ram, NULL, "vexpress.highmem", ram_size,
&error_abort);
vmstate_register_ram_global(ram);
low_ram_size = ram_size;
if (low_ram_size > 0x4000000) {
low_ram_size = 0x4000000;
}
/* RAM is from 0x60000000 upwards. The bottom 64MB of the
* address space should in theory be remappable to various
* things including ROM or RAM; we always map the RAM there.
*/
memory_region_init_alias(lowram, NULL, "vexpress.lowmem", ram, 0, low_ram_size);
memory_region_add_subregion(sysmem, 0x0, lowram);
memory_region_add_subregion(sysmem, 0x60000000, ram);
/* 0x1e000000 A9MPCore (SCU) private memory region */
init_cpus(cpu_model, "a9mpcore_priv", 0x1e000000, pic);
/* Daughterboard peripherals : 0x10020000 .. 0x20000000 */
/* 0x10020000 PL111 CLCD (daughterboard) */
sysbus_create_simple("pl111", 0x10020000, pic[44]);
/* 0x10060000 AXI RAM */
/* 0x100e0000 PL341 Dynamic Memory Controller */
/* 0x100e1000 PL354 Static Memory Controller */
/* 0x100e2000 System Configuration Controller */
sysbus_create_simple("sp804", 0x100e4000, pic[48]);
/* 0x100e5000 SP805 Watchdog module */
/* 0x100e6000 BP147 TrustZone Protection Controller */
/* 0x100e9000 PL301 'Fast' AXI matrix */
/* 0x100ea000 PL301 'Slow' AXI matrix */
/* 0x100ec000 TrustZone Address Space Controller */
/* 0x10200000 CoreSight debug APB */
/* 0x1e00a000 PL310 L2 Cache Controller */
sysbus_create_varargs("l2x0", 0x1e00a000, NULL);
}
static void a15_daughterboard_init(const VEDBoardInfo *daughterboard,
ram_addr_t ram_size,
const char *cpu_model,
qemu_irq *pic)
{
MemoryRegion *sysmem = get_system_memory();
MemoryRegion *ram = g_new(MemoryRegion, 1);
MemoryRegion *sram = g_new(MemoryRegion, 1);
if (!cpu_model) {
cpu_model = "cortex-a15";
}
{
/* We have to use a separate 64 bit variable here to avoid the gcc
* "comparison is always false due to limited range of data type"
* warning if we are on a host where ram_addr_t is 32 bits.
*/
uint64_t rsz = ram_size;
if (rsz > (30ULL * 1024 * 1024 * 1024)) {
fprintf(stderr, "vexpress-a15: cannot model more than 30GB RAM\n");
exit(1);
}
}
memory_region_init_ram(ram, NULL, "vexpress.highmem", ram_size,
&error_abort);
vmstate_register_ram_global(ram);
/* RAM is from 0x80000000 upwards; there is no low-memory alias for it. */
memory_region_add_subregion(sysmem, 0x80000000, ram);
/* 0x2c000000 A15MPCore private memory region (GIC) */
init_cpus(cpu_model, "a15mpcore_priv", 0x2c000000, pic);
/* A15 daughterboard peripherals: */
/* 0x20000000: CoreSight interfaces: not modelled */
/* 0x2a000000: PL301 AXI interconnect: not modelled */
/* 0x2a420000: SCC: not modelled */
/* 0x2a430000: system counter: not modelled */
/* 0x2b000000: HDLCD controller: not modelled */
/* 0x2b060000: SP805 watchdog: not modelled */
/* 0x2b0a0000: PL341 dynamic memory controller: not modelled */
/* 0x2e000000: system SRAM */
memory_region_init_ram(sram, NULL, "vexpress.a15sram", 0x10000,
&error_abort);
vmstate_register_ram_global(sram);
memory_region_add_subregion(sysmem, 0x2e000000, sram);
/* 0x7ffb0000: DMA330 DMA controller: not modelled */
/* 0x7ffd0000: PL354 static memory controller: not modelled */
}
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)
{
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();
}
technexion_post_code_init();
technexion_post_code(LED_MESSAGE_START);
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
enable_rs690_dev8();
sb600_lpc_init();
ite_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
ite_kill_watchdog(GPIO_DEV);
console_init();
/* 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_tim5690_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);
ht_setup_chains_x(sysinfo);
/* run _early_setup before soft-reset. */
rs690_early_setup();
sb600_early_setup();
/* 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");
}
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);
if (needs_reset) {
printk(BIOS_INFO, "ht reset -\n");
soft_reset();
}
speaker_init(255);
speaker_on_nodelay();
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);
technexion_post_code(LED_MESSAGE_RAM);
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
speaker_off_nodelay();
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)
{
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)
{
static const u16 spd_addr[] = {
DIMM0, DIMM1, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 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);
winbond_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
needs_reset = setup_coherent_ht_domain();
wait_all_core0_started();
#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
needs_reset |= ht_setup_chains_x();
needs_reset |= ck804_early_setup_x();
if (needs_reset) {
print_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();
ms7135_set_nf4_voltage();
ms7135_set_ram_voltage();
#if CONFIG_DEBUG_SMBUS
dump_spd_registers(&ctrl[0]);
dump_smbus_registers();
#endif
sdram_initialize(nodes, ctrl);
post_cache_as_ram();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr [] = {
DIMM0, 0, 0, 0,
DIMM1, 0, 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);
// 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);
#if 0
dump_pci_device(PCI_DEV(0, 0x18, 0));
#endif
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);
#if CONFIG_SET_FIDVID
/* Check to see if processor is capable of changing FIDVID */
/* otherwise it will throw a GP# when reading FIDVID_STATUS */
if ((cpuid_edx(0x80000007) & 0x6) == 0x6) {
msr_t msr;
/* 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();
init_fidvid_bsp(bsp_apicid);
msr = rdmsr(0xc0010042);
printk(BIOS_DEBUG, "end msr fid, vid: hi=0x%x, lo=0x%x\n", msr.hi, msr.lo);
}
#endif
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();
#if 0
dump_spd_registers(&cpu[0]);
dump_smbus_registers();
#endif
memreset_setup();
sdram_initialize(nodes, ctrl);
#if 0
print_pci_devices();
dump_pci_devices();
#endif
post_cache_as_ram();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr[] = {
// first node
DIMM0, DIMM2, 0, 0,
DIMM1, DIMM3, 0, 0,
// second node
DIMM4, DIMM6, 0, 0,
DIMM5, DIMM7, 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;
unsigned bsp_apicid = 0;
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
w83627hf_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);
setup_default_resource_map();
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 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
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_x(sysinfo->sbbusn, sysinfo->sbdn);
}
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
dump_smbus_registers();
#endif
memreset_setup();
//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
dump_pci_devices();
#endif
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 [] = {
DIMM0, DIMM2, 0, 0,
DIMM1, DIMM3, 0, 0,
#if CONFIG_MAX_PHYSICAL_CPUS > 1
DIMM4, DIMM6, 0, 0,
DIMM5, DIMM7, 0, 0,
#endif
};
int needs_reset;
unsigned bsp_apicid = 0, nodes;
struct mem_controller ctrl[8];
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx);
winbond_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);
setup_khepri_resource_map();
#if 0
dump_pci_device(PCI_DEV(0, 0x18, 0));
dump_pci_device(PCI_DEV(0, 0x19, 0));
#endif
needs_reset = setup_coherent_ht_domain();
wait_all_core0_started();
#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
needs_reset |= ht_setup_chains_x();
if (needs_reset) {
print_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);
#if 0
dump_pci_devices();
#endif
post_cache_as_ram();
}
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)
{
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, DIMM1, DIMM2, 0,
0, 0, 0, 0,
// Node 1
0, 0, 0, 0,
0, 0, 0, 0,
};
unsigned bsp_apicid = 0;
int needs_reset = 0;
struct sys_info *sysinfo = &sysinfo_car;
winbond_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();
}
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 change may cause HT disconnect */
vt8237_sb_enable_fid_vid();
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();
/* this seems to be some GPIO on the SMBus--in any case, setting these
* two bits reduces the pullup impedance of the bus lines and is required
* in order to be able to read SPD info */
smbus_write_byte(0x48, 0x07, smbus_read_byte(0x48, 0x07) | 0x80);
smbus_write_byte(0x4a, 0x07, smbus_read_byte(0x4a, 0x07) | 0x10);
unsigned char mask;
mask = 0;
// mask |= 1 /* AGP voltage 1.7 V (not verified, just vendor BIOS value) */
// mask |= 2 /* V-Link voltage 2.6 V (not verified either) */
smbus_write_byte(0x4a, 0x00, (smbus_read_byte(0x4a, 0x00) & ~0x0f) | (0x0f ^ (mask << 2)));
smbus_write_byte(0x4a, 0x01, (smbus_read_byte(0x4a, 0x01) & ~0x03) | (0x03 ^ mask));
mask = 25; /* RAM voltage in decivolts, valid range from 25 to 28 */
mask = 3 - (mask - 25);
smbus_write_byte(0x4a, 0x02, 0x4f | (mask << 4));
smbus_write_byte(0x4a, 0x03, 0x04 | mask);
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
post_cache_as_ram();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr[] = {
// Node 0
RC0|DIMM0, RC0|DIMM2, RC0|DIMM4, RC0|DIMM6,
RC0|DIMM1, RC0|DIMM3, RC0|DIMM5, RC0|DIMM7,
// node 1
RC1|DIMM0, RC1|DIMM2, RC1|DIMM4, RC1|DIMM6,
RC1|DIMM1, RC1|DIMM3, RC1|DIMM5, RC1|DIMM7,
};
unsigned bsp_apicid = 0;
int needs_reset;
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();
sio_setup();
}
if (bist == 0) {
//init_cpus(cpu_init_detectedx);
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
}
winbond_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
setup_ms9282_resource_map();
setup_coherent_ht_domain();
wait_all_core0_started();
#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
ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
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();
if (needs_reset) {
printk(BIOS_INFO, "ht reset -\n");
soft_reset();
}
//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)
{
static const uint16_t spd_addr[] = {
// first node
DIMM0, DIMM2, 0, 0,
DIMM1, DIMM3, 0, 0,
// second node
DIMM4, DIMM6, 0, 0,
DIMM5, DIMM7, 0, 0,
};
struct sys_info *sysinfo = &sysinfo_car;
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();
pc87417_enable_dev(RTC_DEV); /* Enable RTC */
}
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
pilot_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
// setup_early_ipmi_serial();
pilot_early_init(SERIAL_DEV); //config port is being taken from SERIAL_DEV
printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
printk(BIOS_DEBUG, "bsp_apicid=%02x\n", bsp_apicid);
#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();
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
bcm5785_early_setup();
#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
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) {
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();
//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);
post_cache_as_ram();
}
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, 0, 0,
RC0|DIMM1, RC0|DIMM3, 0, 0,
#if CONFIG_MAX_PHYSICAL_CPUS > 1
//second node
RC1|DIMM0, RC1|DIMM2, 0, 0,
RC1|DIMM1, RC1|DIMM3, 0, 0,
#endif
};
struct sys_info *sysinfo = &sysinfo_car;
int needs_reset = 0;
unsigned bsp_apicid = 0;
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx,sysinfo);
winbond_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);
setup_dl145g1_resource_map();
//setup_default_resource_map();
setup_coherent_ht_domain();
wait_all_core0_started();
#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
ht_setup_chains_x(sysinfo);
#if CONFIG_SET_FIDVID
/* Check to see if processor is capable of changing FIDVID */
/* otherwise it will throw a GP# when reading FIDVID_STATUS */
struct cpuid_result cpuid1 = cpuid(0x80000007);
if ((cpuid1.edx & 0x6) == 0x6) {
{
/* Read FIDVID_STATUS */
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);
}
} else {
printk(BIOS_DEBUG, "Changing FIDVID not supported\n");
}
#endif
needs_reset |= optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
if (needs_reset) {
printk(BIOS_INFO, "ht reset -\n");
soft_reset_x(sysinfo->sbbusn, sysinfo->sbdn);
}
enable_smbus();
int i;
for(i = 0; i < 2; i++) {
activate_spd_rom(&sysinfo->ctrl[i]);
}
for(i = RC0; i <= RC1; i<<=1) {
change_i2c_mux(i);
}
//dump_spd_registers(&sysinfo->ctrl[0]);
//dump_spd_registers(&sysinfo->ctrl[1]);
//dump_smbus_registers();
allow_all_aps_stop(bsp_apicid);
//It's the time to set ctrl now;
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
memreset_setup();
#if CONFIG_SET_FIDVID
init_timer(); // Need to use TMICT to synchronize FID/VID
#endif
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
//dump_pci_devices();
post_cache_as_ram();
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr[] = {
DIMM0, DIMM2, 0, 0,
DIMM1, DIMM3, 0, 0,
#if CONFIG_MAX_PHYSICAL_CPUS > 1
DIMM4, DIMM6, 0, 0,
DIMM5, DIMM7, 0, 0,
#endif
};
int needs_reset;
unsigned nodes, bsp_apicid = 0;
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);
it8712f_24mhz_clkin();
it8712f_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
#if 0
dump_pci_device(PCI_DEV(0, 0x18, 0));
#endif
needs_reset = setup_coherent_ht_domain();
wait_all_core0_started();
#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
needs_reset |= ht_setup_chains_x();
needs_reset |= ck804_early_setup_x();
if (needs_reset) {
print_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();
#if 0
dump_spd_registers(&ctrl[0]);
dump_smbus_registers();
#endif
sdram_initialize(nodes, ctrl);
#if 0
print_pci_devices();
dump_pci_devices();
#endif
post_cache_as_ram();
}
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)
{
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
(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
}
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(); // enable CFG access to Dev8, which is the SB P2P Bridge
sb600_lpc_init();
#if defined(DUMP_CMOS_RAM) && (DUMP_CMOS_RAM == 0)
check_cmos(); // rebooting in case of corrupted cmos !!!!!
#endif
/* it8712f_enable_serial does not use its 1st parameter. */
it8712f_enable_serial(0, CONFIG_TTYS0_BASE);
it8712f_kill_watchdog();
console_init();
#if defined(DUMP_CMOS_RAM) && (DUMP_CMOS_RAM == 1)
check_cmos(); // rebooting in case of corrupted cmos !!!!!
#endif
post_code(0x03);
/* Halt if there was a built in self test failure */
report_bist_failure(bist);
__DEBUG__("bsp_apicid=0x%x\n", bsp_apicid);
setup_sitemp_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);
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);
__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);
__DEBUG__("end msr fid, vid: hi=0x%x, lo=0x%x\n", msr.hi, msr.lo);
} else {
__DEBUG__("Changing FIDVID not supported\n");
}
post_code(0x05);
needs_reset = optimize_link_coherent_ht();
needs_reset |= optimize_link_incoherent_ht(sysinfo);
rs690_htinit();
__DEBUG__("needs_reset=0x%x\n", needs_reset);
post_code(0x06);
if (needs_reset) {
__INFO__("ht reset -\n");
soft_reset();
}
allow_all_aps_stop(bsp_apicid);
/* It's the time to set ctrl now; */
__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(); // does nothing
sb600_before_pci_init();
#if CONFIG_USE_OPTION_TABLE
if( read_option(cmos_defaults_loaded, 0) )
__WARNING__("WARNING: CMOS DEFAULTS LOADED. PLEASE CHECK CMOS OPTION \"cmos_default_loaded\" !\n");
#endif
post_cache_as_ram();
}
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)
{
struct sys_info *sysinfo = &sysinfo_car;
u32 bsp_apicid = 0, val, wants_reset;
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 */
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();
if (CONFIG_MAX_PHYSICAL_CPUS != 2)
printk(BIOS_WARNING, "CONFIG_MAX_PHYSICAL_CPUS is %d, but this is a dual socket board!\n", CONFIG_MAX_PHYSICAL_CPUS);
/* 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(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 fix up 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 (IS_ENABLED(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);
}
if (IS_ENABLED(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);
}
printk(BIOS_DEBUG, "set_ck804_base_unit_id()\n");
ck804_control(ctrl_conf_fix_pci_numbering, ARRAY_SIZE(ctrl_conf_fix_pci_numbering), CK804_BOARD_BOOT_BASE_UNIT_UID);
post_code(0x38);
init_timer(); // Need to use TMICT to synconize FID/VID
wants_reset = ck804_early_setup_x();
/* 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");
}
if (wants_reset) {
printk(BIOS_DEBUG, "ck804_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();
#if 0
/* FIXME
* After the AMD K10 code has been converted to use
* IS_ENABLED(CONFIG_DEBUG_SMBUS) uncomment this block
*/
if (IS_ENABLED(CONFIG_DEBUG_SMBUS)) {
dump_spd_registers(&cpu[0]);
dump_smbus_registers();
}
#endif
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);
printk(BIOS_DEBUG, "disable_spd()\n");
ck804_control(ctrl_conf_disable_spd, ARRAY_SIZE(ctrl_conf_disable_spd), CK804_DEVN_BASE);
printk(BIOS_DEBUG, "enable_msi_mapping()\n");
ck804_control(ctrl_conf_enable_msi_mapping, ARRAY_SIZE(ctrl_conf_enable_msi_mapping), CK804_DEVN_BASE);
/* Initialize GPIO */
/* Access SuperIO GPI03 logical device */
uint16_t port = GPIO3_DEV >> 8;
outb(0x87, port);
outb(0x87, port);
pnp_set_logical_device(GPIO3_DEV);
/* Set GP37 (power LED) to output */
pnp_write_config(GPIO3_DEV, 0xf0, 0x7f);
/* Set GP37 (power LED) on */
pnp_write_config(GPIO3_DEV, 0xf1, 0x80);
/* Set pin 64 multiplex to GP37 */
uint8_t cr2c = pnp_read_config(GPIO3_DEV, 0x2c);
pnp_write_config(GPIO3_DEV, 0x2c, (cr2c & 0xf3) | 0x04);
/* Restore default SuperIO access */
outb(0xaa, port);
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, 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)
{
/* The SPD is being read from the CPU1 (marked CPU2 on the board) and we
don't know how to switch the SMBus to decode the CPU0 SPDs. So, The
memory on each CPU must be an exact match.
*/
static const uint16_t spd_addr[] = {
// Node 0
RC0 | DIMM0, RC0 | DIMM2,
RC0 | DIMM4, RC0 | DIMM6,
RC0 | DIMM1, RC0 | DIMM3,
RC0 | DIMM5, RC0 | DIMM7,
// Node 1
RC1 | DIMM0, RC1 | DIMM2,
RC1 | DIMM4, RC1 | DIMM6,
RC1 | DIMM1, RC1 | DIMM3,
RC1 | DIMM5, RC1 | DIMM7,
};
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);
w83627hf_set_clksel_48(DUMMY_DEV);
winbond_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);
setup_mb_resource_map();
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
#if CONFIG_DEBUG_SMBUS
dump_smbus_registers();
#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
/* 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();
// 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(); /* enable in sio_setup */
/* 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[] = {
//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 uint16_t spd_addr[] = {
//first node
RC0|DIMM0, RC0|DIMM2, 0, 0,
RC0|DIMM1, RC0|DIMM3, 0, 0,
#if CONFIG_MAX_PHYSICAL_CPUS > 1
//second node
RC1|DIMM0, RC1|DIMM2, RC1|DIMM4, RC1|DIMM6,
RC1|DIMM1, RC1|DIMM3, RC1|DIMM5, RC1|DIMM7,
#endif
#if CONFIG_MAX_PHYSICAL_CPUS > 2
// third node
RC2|DIMM0, RC2|DIMM2, 0, 0,
RC2|DIMM1, RC2|DIMM3, 0, 0,
// four node
RC3|DIMM0, RC3|DIMM2, RC3|DIMM4, RC3|DIMM6,
RC3|DIMM1, RC3|DIMM3, RC3|DIMM5, RC3|DIMM7,
#endif
};
struct sys_info *sysinfo = &sysinfo_car;
int needs_reset;
unsigned bsp_apicid = 0;
#if CONFIG_SET_FIDVID
struct cpuid_result cpuid1;
#endif
if (bist == 0)
bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
winbond_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_mb_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");
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 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
/* 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_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");
}
} else {
print_debug("Changing FIDVID not supported\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_x(sysinfo->sbbusn, sysinfo->sbdn);
}
#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<4;i++) {
activate_spd_rom(&cpu[i]);
dump_smbus_registers();
}
#endif
memreset_setup();
//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(); // bsp swtich stack to ram and copy sysinfo ram now
}
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 uint16_t spd_addr[] = {
// Node 0
DIMM0, DIMM2, 0, 0,
DIMM1, DIMM3, 0, 0,
// Node 1
DIMM4, DIMM6, 0, 0,
DIMM5, DIMM7, 0, 0,
};
unsigned bsp_apicid = 0;
int needs_reset = 0;
struct sys_info *sysinfo = &sysinfo_car;
ite_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
it8712f_kill_watchdog();
it8712f_enable_3vsbsw();
console_init();
enable_rom_decode();
printk(BIOS_INFO, "now booting... \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();
printk(BIOS_INFO, "now booting... All core 0 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();
print_debug_hex8(needs_reset);
needs_reset |= optimize_link_incoherent_ht(sysinfo);
print_debug_hex8(needs_reset);
needs_reset |= k8t890_early_setup_ht();
print_debug_hex8(needs_reset);
vt8237_early_network_init(NULL);
vt8237_early_spi_init();
if (needs_reset) {
printk(BIOS_DEBUG, "ht reset -\n");
soft_reset();
printk(BIOS_DEBUG, "FAILED!\n");
}
/* the HT settings needs to be OK, because link freq chnage may cause HT disconnect */
/* allow LDT STOP asserts */
vt8237_sb_enable_fid_vid();
enable_fid_change();
print_debug("after enable_fid_change\n");
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();
}
