static inline void change_i2c_mux(unsigned device)
{
#define SMBUS_HUB 0x18
int ret;
print_debug("change_i2c_mux i="); print_debug_hex8(device); print_debug("\n");
ret = smbus_write_byte(SMBUS_HUB, 0x01, device);
print_debug("change_i2c_mux 1 ret="); print_debug_hex32(ret); print_debug("\n");
ret = smbus_write_byte(SMBUS_HUB, 0x03, 0);
print_debug("change_i2c_mux 2 ret="); print_debug_hex32(ret); print_debug("\n");
}
static inline void change_i2c_mux(unsigned device)
{
#define SMBUS_SWITCH1 0x48
#define SMBUS_SWITHC2 0x49
smbus_send_byte(SMBUS_SWITCH1, device & 0x0f);
smbus_send_byte_one(SMBUS_SWITCH2, (device >> 4) & 0x0f);
int ret;
print_debug("change_i2c_mux i="); print_debug_hex8(device); print_debug("\n");
dump_smbus_registers();
ret = smbus_send_byte(SMBUS_SWITCH1, device);
print_debug("change_i2c_mux ret="); print_debug_hex32(ret); print_debug("\n");
dump_smbus_registers();
ret = smbus_send_byte_one(SMBUS_SWITCH2, device);
print_debug("change_i2c_mux ret="); print_debug_hex32(ret); print_debug("\n");
dump_smbus_registers();
}
static void test(void)
{
signed char x;
x = -1;
print_debug_hex32(x);
print_debug("\n");
_exit(0);
}
static void usb2_init(struct device *dev)
{
u32 base;
struct resource *res;
print_debug("USB 2.0 INIT:---------->\n");
//-------------- enable USB2.0 (SiS7002) -------------------------
{
u8 temp8;
int i=0;
while(SiS_SiS7002_init[i][0] != 0)
{
temp8 = pci_read_config8(dev, SiS_SiS7002_init[i][0]);
temp8 &= SiS_SiS7002_init[i][1];
temp8 |= SiS_SiS7002_init[i][2];
pci_write_config8(dev, SiS_SiS7002_init[i][0], temp8);
i++;
};
}
res = find_resource(dev, 0x10);
if(!res)
return;
base = res->base;
printk(BIOS_DEBUG, "base = 0x%08x\n", base);
write32(base+0x20, 0x2);
//-----------------------------------------------------------
#if DEBUG_USB2
{
int i;
print_debug("****** USB 2.0 PCI config ******");
print_debug("\n 03020100 07060504 0B0A0908 0F0E0D0C");
for(i=0;i<0xff;i+=4){
if((i%16)==0){
print_debug("\n");
print_debug_hex8(i);
print_debug(": ");
}
print_debug_hex32(pci_read_config32(dev,i));
print_debug(" ");
}
print_debug("\n");
}
#endif
print_debug("USB 2.0 INIT:<----------\n");
}
static void enable_smbus(void)
{
device_t dev = PCI_DEV(0x0, 0x1f, 0x3);
print_spew("SMBus controller enabled\n");
pci_write_config32(dev, 0x20, SMBUS_IO_BASE | 1);
print_debug_hex32(pci_read_config32(dev, 0x20));
/* Set smbus enable */
pci_write_config8(dev, 0x40, 1);
/* Set smbus iospace enable */
pci_write_config8(dev, 0x4, 1);
/* SMBALERT_DIS */
pci_write_config8(dev, 0x11, 4);
/* Disable interrupt generation */
outb(0, SMBUS_IO_BASE + SMBHSTCTL);
/* clear any lingering errors, so the transaction will run */
outb(inb(SMBUS_IO_BASE + SMBHSTSTAT), SMBUS_IO_BASE + SMBHSTSTAT);
}
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 [] = {
// 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
(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 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 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
}
static void print_ddr3_memory_setup(void)
{
#if CONFIG_DEBUG_RAM_SETUP
print_debug("DDR3 Timing Reg 0-3:\n");
print_debug("NB 6e : ");
print_debug_hex16(pci_read_config16(NB, 0x6e));
print_debug("\nNB 74 : ");
print_debug_hex32(pci_read_config32(NB, 0x74));
print_debug("\nNB 78 : ");
print_debug_hex32(pci_read_config32(NB, 0x78));
print_debug("\nNB 7c : ");
print_debug_hex32(pci_read_config32(NB, 0x7c));
u16 mbr = pci_read_config16(NB, 0x6c);
print_debug("\nNB 6c(MBR) : ");
print_debug_hex16(mbr);
const char *s;
u8 col = get_ddr3_mem_reg_col(mbr);
if (col == DDR3_COL_10BIT)
s = " (COL=10";
else
s = " (COL=11";
print_debug(s);
u8 row = get_ddr3_mem_reg_row(mbr);
switch (row) {
case DDR3_ROW_13BIT:
s = ", ROW = 13";
break;
case DDR3_ROW_14BIT:
s = ", ROW = 14";
break;
case DDR3_ROW_15BIT:
s = ", ROW = 15";
break;
default:
s = ", ROW = 16";
break;
}
print_debug(s);
u8 size = get_ddr3_mem_reg_size(mbr);
switch (size) {
case DDR3_SIZE_64M:
s = ", 64M";
break;
case DDR3_SIZE_128M:
s = ", 128M";
break;
case DDR3_SIZE_256M:
s = ", 256M";
break;
case DDR3_SIZE_512M:
s = ", 512M";
break;
case DDR3_SIZE_1GB:
s = ", 1GB";
break;
case DDR3_SIZE_2GB:
s = ", 2GB";
break;
}
print_debug(s);
u8 mask = get_ddr3_mem_reg_c1m(mbr);
if (mask == DDR3_C1M_ACTIVE)
s = ", CS MASK Enable)\n";
else
s = ", CS Mask Disable)\n";
print_debug(s);
#endif
}
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
}
static void ide_init(struct device *dev)
{
struct southbridge_sis_sis966_config *conf;
/* Enable ide devices so the linux ide driver will work */
uint32_t dword;
uint16_t word;
uint8_t byte;
conf = dev->chip_info;
print_debug("IDE_INIT:---------->\n");
//-------------- enable IDE (SiS5513) -------------------------
{
uint8_t temp8;
int i=0;
while(SiS_SiS5513_init[i][0] != 0)
{
temp8 = pci_read_config8(dev, SiS_SiS5513_init[i][0]);
temp8 &= SiS_SiS5513_init[i][1];
temp8 |= SiS_SiS5513_init[i][2];
pci_write_config8(dev, SiS_SiS5513_init[i][0], temp8);
i++;
};
}
//-----------------------------------------------------------
word = pci_read_config16(dev, 0x50);
/* Ensure prefetch is disabled */
word &= ~((1 << 15) | (1 << 13));
if (conf->ide1_enable) {
/* Enable secondary ide interface */
word |= (1<<0);
printk(BIOS_DEBUG, "IDE1 \t");
}
if (conf->ide0_enable) {
/* Enable primary ide interface */
word |= (1<<1);
printk(BIOS_DEBUG, "IDE0\n");
}
word |= (1<<12);
word |= (1<<14);
pci_write_config16(dev, 0x50, word);
byte = 0x20 ; // Latency: 64-->32
pci_write_config8(dev, 0xd, byte);
dword = pci_read_config32(dev, 0xf8);
dword |= 12;
pci_write_config32(dev, 0xf8, dword);
#if CONFIG_PCI_ROM_RUN
pci_dev_init(dev);
#endif
#if DEBUG_IDE
{
int i;
print_debug("****** IDE PCI config ******");
print_debug("\n 03020100 07060504 0B0A0908 0F0E0D0C");
for(i=0;i<0xff;i+=4){
if((i%16)==0){
print_debug("\n");
print_debug_hex8(i);
print_debug(": ");
}
print_debug_hex32(pci_read_config32(dev,i));
print_debug(" ");
}
print_debug("\n");
}
#endif
print_debug("IDE_INIT:<----------\n");
}
static void aza_init(struct device *dev)
{
u32 base;
struct resource *res;
u32 codec_mask;
print_debug("AZALIA_INIT:---------->\n");
//-------------- enable AZA (SiS7502) -------------------------
{
u8 temp8;
int i=0;
while(SiS_SiS7502_init[i][0] != 0)
{
temp8 = pci_read_config8(dev, SiS_SiS7502_init[i][0]);
temp8 &= SiS_SiS7502_init[i][1];
temp8 |= SiS_SiS7502_init[i][2];
pci_write_config8(dev, SiS_SiS7502_init[i][0], temp8);
i++;
};
}
//-----------------------------------------------------------
// put audio to D0 state
pci_write_config8(dev, 0x54,0x00);
#if DEBUG_AZA
{
int i;
print_debug("****** Azalia PCI config ******");
print_debug("\n 03020100 07060504 0B0A0908 0F0E0D0C");
for(i=0;i<0xff;i+=4){
if((i%16)==0){
print_debug("\n");
print_debug_hex8(i);
print_debug(": ");
}
print_debug_hex32(pci_read_config32(dev,i));
print_debug(" ");
}
print_debug("\n");
}
#endif
res = find_resource(dev, 0x10);
if(!res)
return;
base = res->base;
printk(BIOS_DEBUG, "base = 0x%08x\n", base);
codec_mask = codec_detect(base);
if(codec_mask) {
printk(BIOS_DEBUG, "codec_mask = %02x\n", codec_mask);
codecs_init(base, codec_mask);
}
print_debug("AZALIA_INIT:<----------\n");
}
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);
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_mb_resource_map();
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
/* dump_smbus_registers(); */
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(); /* 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
}
