#define ASSEMBLY 1 #define MAXIMUM_CONSOLE_LOGLEVEL 9 #define DEFAULT_CONSOLE_LOGLEVEL 9 #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" static void memreset_setup(void) { } static void memreset(int controllers, const struct mem_controller *ctrl) { } static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes) { /* since the AMD Solo is a UP only machine, we can * always return the default row entry value */ return 0x00010101; /* default row entry */ } 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" 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(); } } static void main(void) { /* * GPIO28 of 8111 will control H0_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), (0xa<<3)|1, 0, 0 }, .channel1 = { 0, 0, 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(); } uart_init(); console_init(); setup_default_resource_map(); setup_coherent_ht_domain(); enumerate_ht_chain(0); distinguish_cpu_resets(0); enable_smbus(); memreset_setup(); sdram_initialize(1, cpu); 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"); ram_check(0x00000000, msr.lo); }