#define ASSEMBLY 1 #include #include #include #include #include #include #include "pc80/serial.c" #include "arch/i386/lib/console.c" #include "ram/ramtest.c" #include "northbridge/amd/amdk8/early_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 "debug.c" #define SIO_BASE 0x2e static void memreset_setup(void) { /* 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); outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 30); outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 31); } static void memreset(int controllers, const struct mem_controller *ctrl) { 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, 0x00010404, 0x00050202, 0x00010402 }, { 0x00010808, 0x000b0101, 0x00010802, 0x00090202 }, { 0x00090202, 0x00010802, 0x000b0101, 0x00010808 }, { 0x00010402, 0x00050202, 0x00010404, 0x00070101 } }; if (!(node>=maxnodes || row>=maxnodes)) { if (maxnodes==2) ret=rows_2p[node][row]; if (maxnodes==4) ret=rows_4p[node][row]; } return ret; } static inline int spd_read_byte(unsigned device, unsigned address) { return smbus_read_byte(device, address); } /* no specific code here. this should go away completely */ static void coherent_ht_mainboard(unsigned cpus) { } #include "northbridge/amd/amdk8/cpu_ldtstop.c" #include "southbridge/amd/amd8111/amd8111_ldtstop.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 */ static void enable_lapic(void) { msr_t msr; msr = rdmsr(0x1b); msr.hi &= 0xffffff00; msr.lo &= 0x000007ff; msr.lo |= APIC_DEFAULT_BASE | (1 << 11); wrmsr(0x1b, msr); } static void stop_this_cpu(void) { unsigned apicid; apicid = apic_read(APIC_ID) >> 24; /* Send an APIC INIT to myself */ apic_write(APIC_ICR2, SET_APIC_DEST_FIELD(apicid)); apic_write(APIC_ICR, APIC_INT_LEVELTRIG | APIC_INT_ASSERT | APIC_DM_INIT); /* Wait for the ipi send to finish */ apic_wait_icr_idle(); /* Deassert the APIC INIT */ apic_write(APIC_ICR2, SET_APIC_DEST_FIELD(apicid)); apic_write(APIC_ICR, APIC_INT_LEVELTRIG | APIC_DM_INIT); /* Wait for the ipi send to finish */ apic_wait_icr_idle(); /* If I haven't halted spin forever */ for(;;) { hlt(); } } #define PC87360_FDC 0x00 #define PC87360_PP 0x01 #define PC87360_SP2 0x02 #define PC87360_SP1 0x03 #define PC87360_SWC 0x04 #define PC87360_KBCM 0x05 #define PC87360_KBCK 0x06 #define PC87360_GPIO 0x07 #define PC87360_ACB 0x08 #define PC87360_FSCM 0x09 #define PC87360_WDT 0x0A static void pc87360_enable_serial(void) { pnp_set_logical_device(SIO_BASE, PC87360_SP1); pnp_set_enable(SIO_BASE, 1); pnp_set_iobase0(SIO_BASE, 0x3f8); } static void main(void) { /* * GPIO28 of 8111 will control H0_MEMRESET_L * GPIO29 of 8111 will control H1_MEMRESET_L */ 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 = 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 = { (0xa<<3)|4, (0xa<<3)|6, 0, 0 }, .channel1 = { (0xa<<3)|5, (0xa<<3)|7, 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 = { (0xa<<3)|8, (0xa<<3)|10, 0, 0 }, .channel1 = { (0xa<<3)|9, (0xa<<3)|11, 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 = { (0xa<<3)|12, (0xa<<3)|14, 0, 0 }, .channel1 = { (0xa<<3)|13, (0xa<<3)|15, 0, 0 }, } }; if (cpu_init_detected()) { asm("jmp __cpu_reset"); } enable_lapic(); init_timer(); if (!boot_cpu()) { // notify_bsp_ap_is_stopped(); stop_this_cpu(); } pc87360_enable_serial(); uart_init(); console_init(); setup_quartet_resource_map(); setup_coherent_ht_domain(); enumerate_ht_chain(0); distinguish_cpu_resets(0); #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 /* Check all of memory */ #if 0 msr_t msr; msr = rdmsr(TOP_MEM); print_debug("TOP_MEM: "); print_debug_hex32(msr.hi); print_debug_hex32(msr.lo); print_debug("\r\n"); #endif #if 0 ram_check(0x00000000, msr.lo); #else /* Check 16MB of memory */ ram_check(0x00000000, 0x01000000); #endif }