| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2007 AMD |
| * (Written by Yinghai Lu <yinghailu@amd.com> for AMD) |
| * Copyright (C) 2007 Philipp Degler <pdegler@rumms.uni-mannheim.de> |
| * (Thanks to LSRA University of Mannheim for their support) |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #define ASSEMBLY 1 |
| #define __PRE_RAM__ |
| |
| /* Used by it8712f_enable_serial(). */ |
| #define SERIAL_DEV PNP_DEV(0x2e, IT8712F_SP1) |
| |
| /* Used by raminit. */ |
| #define QRANK_DIMM_SUPPORT 1 |
| |
| #if CONFIG_LOGICAL_CPUS == 1 |
| #define SET_NB_CFG_54 1 |
| #endif |
| |
| #include <stdint.h> |
| #include <string.h> |
| #include <device/pci_def.h> |
| #include <arch/io.h> |
| #include <device/pnp_def.h> |
| #include <arch/romcc_io.h> |
| #include <cpu/x86/lapic.h> |
| #include "option_table.h" |
| #include "pc80/mc146818rtc_early.c" |
| #include "cpu/x86/lapic/boot_cpu.c" |
| #include "northbridge/amd/amdk8/reset_test.c" |
| #include "superio/ite/it8712f/it8712f_early_serial.c" |
| |
| /* Used by ck894_early_setup(). */ |
| #define CK804_NUM 1 |
| |
| #include <cpu/amd/model_fxx_rev.h> |
| #include "pc80/serial.c" |
| #include "arch/i386/lib/console.c" |
| #include "lib/ramtest.c" |
| #include "northbridge/amd/amdk8/incoherent_ht.c" |
| #include "southbridge/nvidia/ck804/ck804_early_smbus.c" |
| #include "northbridge/amd/amdk8/raminit.h" |
| #include "cpu/amd/model_fxx/apic_timer.c" |
| #include "lib/delay.c" |
| #include "northbridge/amd/amdk8/debug.c" |
| #include "cpu/amd/mtrr/amd_earlymtrr.c" |
| #include "cpu/x86/bist.h" |
| #include "northbridge/amd/amdk8/setup_resource_map.c" |
| #include "northbridge/amd/amdk8/coherent_ht.c" |
| #include "cpu/amd/dualcore/dualcore.c" |
| |
| static void memreset_setup(void) |
| { |
| /* Nothing to do. */ |
| } |
| |
| static void memreset(int controllers, const struct mem_controller *ctrl) |
| { |
| /* Nothing to do. */ |
| } |
| |
| static inline void activate_spd_rom(const struct mem_controller *ctrl) |
| { |
| /* Nothing to do. */ |
| } |
| |
| static inline int spd_read_byte(unsigned device, unsigned address) |
| { |
| return smbus_read_byte(device, address); |
| } |
| |
| #include "northbridge/amd/amdk8/raminit.c" |
| #include "lib/generic_sdram.c" |
| #include "southbridge/nvidia/ck804/ck804_early_setup_ss.h" |
| #include "southbridge/nvidia/ck804/ck804_early_setup.c" |
| #include "cpu/amd/car/copy_and_run.c" |
| #include "cpu/amd/car/post_cache_as_ram.c" |
| #include "cpu/amd/model_fxx/init_cpus.c" |
| |
| #include "southbridge/nvidia/ck804/ck804_enable_rom.c" |
| #include "northbridge/amd/amdk8/early_ht.c" |
| |
| static void sio_setup(void) |
| { |
| unsigned value; |
| uint32_t dword; |
| uint8_t byte; |
| |
| /* Subject decoding */ |
| byte = pci_read_config8(PCI_DEV(0, CK804_DEVN_BASE + 1, 0), 0x7b); |
| byte |= 0x20; |
| pci_write_config8(PCI_DEV(0, CK804_DEVN_BASE + 1, 0), 0x7b, byte); |
| |
| /* LPC Positive Decode 0 */ |
| dword = pci_read_config32(PCI_DEV(0, CK804_DEVN_BASE + 1, 0), 0xa0); |
| dword |= (1 << 0) | (1 << 1); /* Serial 0, Serial 1 */ |
| pci_write_config32(PCI_DEV(0, CK804_DEVN_BASE + 1, 0), 0xa0, dword); |
| } |
| |
| void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) |
| { |
| static const uint16_t spd_addr[] = { |
| (0xa << 3) | 0, (0xa << 3) | 2, 0, 0, |
| (0xa << 3) | 1, (0xa << 3) | 3, 0, 0, |
| #if CONFIG_MAX_PHYSICAL_CPUS > 1 |
| (0xa << 3) | 4, (0xa << 3) | 6, 0, 0, |
| (0xa << 3) | 5, (0xa << 3) | 7, 0, 0, |
| #endif |
| }; |
| |
| int needs_reset; |
| unsigned nodes, bsp_apicid = 0; |
| struct mem_controller ctrl[8]; |
| |
| 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 ck804 */ |
| ck804_enable_rom(); |
| } |
| |
| if (bist == 0) |
| bsp_apicid = init_cpus(cpu_init_detectedx); |
| |
| it8712f_24mhz_clkin(); |
| it8712f_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); |
| uart_init(); |
| console_init(); |
| |
| /* Halt if there was a built in self test failure */ |
| report_bist_failure(bist); |
| |
| #if 0 |
| dump_pci_device(PCI_DEV(0, 0x18, 0)); |
| #endif |
| |
| needs_reset = 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. */ |
| start_other_cores(); |
| wait_all_other_cores_started(bsp_apicid); |
| #endif |
| |
| needs_reset |= ht_setup_chains_x(); |
| needs_reset |= ck804_early_setup_x(); |
| |
| if (needs_reset) { |
| print_info("ht reset -\r\n"); |
| soft_reset(); |
| } |
| |
| allow_all_aps_stop(bsp_apicid); |
| |
| nodes = get_nodes(); |
| /* It's the time to set ctrl now. */ |
| fill_mem_ctrl(nodes, ctrl, spd_addr); |
| |
| enable_smbus(); |
| |
| #if 0 |
| dump_spd_registers(&ctrl[0]); |
| dump_smbus_registers(); |
| #endif |
| |
| memreset_setup(); |
| sdram_initialize(nodes, ctrl); |
| |
| #if 0 |
| print_pci_devices(); |
| dump_pci_devices(); |
| #endif |
| |
| post_cache_as_ram(); |
| } |