#define ASSEMBLY 1 //#define MAXIMUM_CONSOLE_LOGLEVEL 9 //#define DEFAULT_CONSOLE_LOGLEVEL 9 #include #include #include #include #include #include #include "option_table.h" #include "pc80/mc146818rtc_early.c" #include "pc80/serial.c" #include "arch/i386/lib/console.c" #include "ram/ramtest.c" #include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/amd/amd8111/amd8111_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" #include "cpu/k8/apic_timer.c" #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/cpu_rev.c" #include "superio/NSC/pc87360/pc87360_early_serial.c" #define SERIAL_DEV PNP_DEV(0x2e, PC87360_SP1) static void hard_reset(void) { set_bios_reset(); /* enable cf9 */ pci_write_config8(PCI_DEV(0, 0x04, 3), 0x41, 0xf1); /* reset */ outb(0x0e, 0x0cf9); } static void soft_reset(void) { set_bios_reset(); pci_write_config8(PCI_DEV(0, 0x04, 0), 0x47, 1); } static void memreset_setup(void) { if (is_cpu_pre_c0()) { /* Set the memreset low */ outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) | (0 << 0), SMBUS_IO_BASE + 0xc0 + 28); /* Ensure the BIOS has control of the memory lines */ outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) | (0 << 0), SMBUS_IO_BASE + 0xc0 + 29); } else { /* Ensure the CPU has controll of the memory lines */ outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) | (1 << 0), SMBUS_IO_BASE + 0xc0 + 29); } } static void memreset(int controllers, const struct mem_controller *ctrl) { if (is_cpu_pre_c0()) { udelay(800); /* Set memreset_high */ outb((0 << 7) | (0 << 6) | (0 << 5) | (0 << 4) | (1 << 2) | (1 << 0), SMBUS_IO_BASE + 0xc0 + 28); udelay(90); } } /* * generate_row is specific to board implementation * */ static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes) { /* Routing Table Node i * * F0: 0x40, 0x44, 0x48, 0x4c, 0x50, 0x54, 0x58, 0x5c * i: 0, 1, 2, 3, 4, 5, 6, 7 * * [ 0: 3] Request Route * [0] Route to this node * [1] Route to Link 0 * [2] Route to Link 1 * [3] Route to Link 2 * [11: 8] Response Route * [0] Route to this node * [1] Route to Link 0 * [2] Route to Link 1 * [3] Route to Link 2 * [19:16] Broadcast route * [0] Route to this node * [1] Route to Link 0 * [2] Route to Link 1 * [3] Route to Link 2 */ uint32_t ret = 0x00010101; /* default row entry */ /* static const unsigned int rows_2p[2][2] = { {0x00030101, 0x00010202}, {0x00010202, 0x00030101} }; */ static const unsigned int rows_4p[4][4] = { {0x00070101, 0x00010202, 0x00030404, 0x00010204}, {0x00010202, 0x000b0101, 0x00010208, 0x00030808}, {0x00030808, 0x00010208, 0x000b0101, 0x00010202}, {0x00010204, 0x00030404, 0x00010202, 0x00070101} }; if (!(node >= maxnodes || row >= maxnodes)) { /* if (maxnodes == 2) ret = rows_2p[node][row]; if (maxnodes == 4) */ ret = rows_4p[node][row]; } return ret; } #if ( FAKE_SPDROM != 1 ) static inline void activate_spd_rom(const struct mem_controller *ctrl) { #define SMBUS_HUB 0x18 unsigned device = (ctrl->channel0[0]) >> 8; smbus_write_byte(SMBUS_HUB, 0x01, device); smbus_write_byte(SMBUS_HUB, 0x03, 0); } static inline int spd_read_byte(unsigned device, unsigned address) { return smbus_read_byte(device & 0xff, address); } #else #include "fakespd.c" #endif #include "northbridge/amd/amdk8/setup_resource_map.c" #include "northbridge/amd/amdk8/raminit.c" #include "northbridge/amd/amdk8/coherent_ht.c" #include "sdram/generic_sdram.c" #include "resourcemap.c" /* quartet does not want the default */ #define RC0 ((1<<1)<<8) #define RC1 ((1<<2)<<8) #define RC2 ((1<<3)<<8) #define RC3 ((1<<4)<<8) #define DIMM0 0x50 #define DIMM1 0x51 #define DIMM2 0x52 #define DIMM3 0x53 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 = {RC0 | DIMM0, RC0 | DIMM2, 0, 0}, .channel1 = {RC0 | DIMM1, RC0 | DIMM3, 0, 0}, }, { .node_id = 1, .f0 = PCI_DEV(0, 0x19, 0), .f1 = PCI_DEV(0, 0x19, 1), .f2 = PCI_DEV(0, 0x19, 2), .f3 = PCI_DEV(0, 0x19, 3), .channel0 = {RC1 | DIMM0, RC1 | DIMM2, 0, 0}, .channel1 = {RC1 | DIMM1, RC1 | DIMM3, 0, 0}, }, { .node_id = 2, .f0 = PCI_DEV(0, 0x1a, 0), .f1 = PCI_DEV(0, 0x1a, 1), .f2 = PCI_DEV(0, 0x1a, 2), .f3 = PCI_DEV(0, 0x1a, 3), .channel0 = {RC2 | DIMM0, RC2 | DIMM2, 0, 0}, .channel1 = {RC2 | DIMM1, RC2 | DIMM3, 0, 0}, }, { .node_id = 3, .f0 = PCI_DEV(0, 0x1b, 0), .f1 = PCI_DEV(0, 0x1b, 1), .f2 = PCI_DEV(0, 0x1b, 2), .f3 = PCI_DEV(0, 0x1b, 3), .channel0 = {RC3 | DIMM0, RC3 | DIMM2, 0, 0}, .channel1 = {RC3 | DIMM1, RC3 | DIMM3, 0, 0}, } }; static const struct ht_chain ht_c[] = { { /* Link 2 of CPU0 */ .udev = PCI_DEV(0, 0x18, 0), .upos = 0xc0, .devreg = 0xe0, /* Preset bus num in resource map */ }, { /* Link 1 of CPU1 */ .udev = PCI_DEV(0, 0x19, 0), .upos = 0xa0, .devreg = 0xe4, /* Preset bus num in resource map */ }, }; int needs_reset; enable_lapic(); init_timer(); if (cpu_init_detected()) { asm("jmp __cpu_reset"); } distinguish_cpu_resets(); if (!boot_cpu()) { stop_this_cpu(); } pc87360_enable_serial(SERIAL_DEV, TTYS0_BASE); uart_init(); console_init(); setup_quartet_resource_map(); needs_reset = setup_coherent_ht_domain(); // needs_reset |= ht_setup_chain(PCI_DEV(0, 0x18, 0), 0x80); needs_reset |= ht_setup_chains(ht_c, sizeof(ht_c)/sizeof(ht_c[0])); 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]); #endif memreset_setup(); sdram_initialize(sizeof(cpu) / sizeof(cpu[0]), cpu); #if 0 dump_pci_devices(); #endif #if 0 dump_pci_device(PCI_DEV(0, 0x18, 2)); #endif #if 0 /* Check the first 1M */ ram_check(0x00000000, 0x000100000); #endif }