diff options
Diffstat (limited to 'src/mainboard/tyan')
| -rw-r--r-- | src/mainboard/tyan/s2850/auto.c | 115 |
1 files changed, 58 insertions, 57 deletions
diff --git a/src/mainboard/tyan/s2850/auto.c b/src/mainboard/tyan/s2850/auto.c index 8dc498ce14..ab6c1c4fba 100644 --- a/src/mainboard/tyan/s2850/auto.c +++ b/src/mainboard/tyan/s2850/auto.c @@ -17,51 +17,52 @@ #include "lib/delay.c" #include "cpu/p6/boot_cpu.c" #include "northbridge/amd/amdk8/reset_test.c" -#include "northbridge/amd/amdk8/debug.c" +#include "northbridge/amd/amdk8/debug.c" #include "northbridge/amd/amdk8/cpu_rev.c" -#include "superio/winbond/w83627hf/w83627hf_early_serial.c" +#include "superio/winbond/w83627hf/w83627hf_early_serial.c" #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) static void hard_reset(void) { - set_bios_reset(); - - /* enable cf9 */ - pci_write_config8(PCI_DEV(0, 0x02, 3), 0x41, 0xf1); - /* reset */ - outb(0x0e, 0x0cf9); + set_bios_reset(); + + /* enable cf9 */ + pci_write_config8(PCI_DEV(0, 0x02, 3), 0x41, 0xf1); + /* reset */ + outb(0x0e, 0x0cf9); } static void soft_reset(void) { - set_bios_reset(); - pci_write_config8(PCI_DEV(0, 0x02, 0), 0x47, 1); + set_bios_reset(); + pci_write_config8(PCI_DEV(0, 0x02, 0), 0x47, 1); } - + #define REV_B_RESET 0 static void memreset_setup(void) { - if (is_cpu_pre_c0()) { - outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=0 - } - else { - outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=1 - } - outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 17); + if (is_cpu_pre_c0()) { + outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) | (0 << 0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=0 + } else { + outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) | (1 << 0), SMBUS_IO_BASE + 0xc0 + 16); //REVC_MEMRST_EN=1 + } + outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) | + (0 << 0), SMBUS_IO_BASE + 0xc0 + 17); } static void memreset(int controllers, const struct mem_controller *ctrl) { - if (is_cpu_pre_c0()) { - udelay(800); - outb((0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 17); //REVB_MEMRST_L=1 - udelay(90); - } + if (is_cpu_pre_c0()) { + udelay(800); + outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) | (1 << 0), SMBUS_IO_BASE + 0xc0 + 17); //REVB_MEMRST_L=1 + udelay(90); + } } -static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes) +static unsigned int generate_row(uint8_t node, uint8_t row, + uint8_t maxnodes) { /* Routing Table Node i * @@ -85,7 +86,7 @@ static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes) * [3] Route to Link 2 */ - uint32_t ret=0x00010101; /* default row entry */ + uint32_t ret = 0x00010101; /* default row entry */ return ret; @@ -93,9 +94,9 @@ static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes) static inline void activate_spd_rom(const struct mem_controller *ctrl) { - /* nothing to do */ + /* nothing to do */ } - + static inline int spd_read_byte(unsigned device, unsigned address) { return smbus_read_byte(device, address); @@ -113,47 +114,47 @@ static void main(void) */ static const struct mem_controller cpu[] = { { - .node_id = 0, - .f0 = PCI_DEV(0, 0x18, 0), - .f1 = PCI_DEV(0, 0x18, 1), - .f2 = PCI_DEV(0, 0x18, 2), - .f3 = PCI_DEV(0, 0x18, 3), - .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 }, - .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 }, - }, + .node_id = 0, + .f0 = PCI_DEV(0, 0x18, 0), + .f1 = PCI_DEV(0, 0x18, 1), + .f2 = PCI_DEV(0, 0x18, 2), + .f3 = PCI_DEV(0, 0x18, 3), + .channel0 = {(0xa << 3) | 0, (0xa << 3) | 2, 0, 0}, + .channel1 = {(0xa << 3) | 1, (0xa << 3) | 3, 0, 0}, + }, }; - + int needs_reset; - enable_lapic(); - init_timer(); - if (cpu_init_detected()) { - asm("jmp __cpu_reset"); - } - distinguish_cpu_resets(); - if (!boot_cpu()) { - stop_this_cpu(); - } - w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE); - uart_init(); - console_init(); - setup_default_resource_map(); - needs_reset = setup_coherent_ht_domain(); - needs_reset |= ht_setup_chain(PCI_DEV(0, 0x18, 0), 0x80); - if (needs_reset) { - print_info("ht reset -\r\n"); - soft_reset(); - } + enable_lapic(); + init_timer(); + if (cpu_init_detected()) { + asm("jmp __cpu_reset"); + } + distinguish_cpu_resets(); + if (!boot_cpu()) { + stop_this_cpu(); + } + w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE); + uart_init(); + console_init(); + setup_default_resource_map(); + needs_reset = setup_coherent_ht_domain(); + needs_reset |= ht_setup_chain(PCI_DEV(0, 0x18, 0), 0x80); + if (needs_reset) { + print_info("ht reset -\r\n"); + soft_reset(); + } #if 0 print_pci_devices(); #endif enable_smbus(); #if 0 -// dump_spd_registers(&cpu[0]); +// dump_spd_registers(&cpu[0]); dump_smbus_registers(); #endif memreset_setup(); - sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); + sdram_initialize(sizeof(cpu) / sizeof(cpu[0]), cpu); #if 0 dump_pci_devices(); |