Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright (C) 2008 Advanced Micro Devices, Inc. |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; version 2 of the License. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 18 | */ |
| 19 | |
| 20 | #define ASSEMBLY 1 |
Myles Watson | 1d6d45e | 2009-11-06 17:02:51 +0000 | [diff] [blame] | 21 | #define __PRE_RAM__ |
Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 22 | |
| 23 | #define RAMINIT_SYSINFO 1 |
| 24 | #define K8_SET_FIDVID 1 |
| 25 | #define QRANK_DIMM_SUPPORT 1 |
| 26 | #if CONFIG_LOGICAL_CPUS==1 |
| 27 | #define SET_NB_CFG_54 1 |
| 28 | #endif |
| 29 | |
| 30 | #define RC0 (6<<8) |
| 31 | #define RC1 (7<<8) |
| 32 | |
| 33 | #define DIMM0 0x50 |
| 34 | #define DIMM1 0x51 |
| 35 | |
| 36 | #define ICS951462_ADDRESS 0x69 |
| 37 | #define SMBUS_HUB 0x71 |
| 38 | |
| 39 | #include <stdint.h> |
Patrick Georgi | 12aba82 | 2009-04-30 07:07:22 +0000 | [diff] [blame] | 40 | #include <string.h> |
Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 41 | #include <device/pci_def.h> |
| 42 | #include <arch/io.h> |
| 43 | #include <device/pnp_def.h> |
| 44 | #include <arch/romcc_io.h> |
| 45 | #include <cpu/x86/lapic.h> |
| 46 | #include "option_table.h" |
| 47 | #include "pc80/mc146818rtc_early.c" |
| 48 | #include "pc80/serial.c" |
| 49 | #include "arch/i386/lib/console.c" |
| 50 | |
| 51 | #define post_code(x) outb(x, 0x80) |
| 52 | |
| 53 | #include <cpu/amd/model_fxx_rev.h> |
| 54 | #include "northbridge/amd/amdk8/raminit.h" |
| 55 | #include "cpu/amd/model_fxx/apic_timer.c" |
| 56 | #include "lib/delay.c" |
| 57 | |
Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 58 | #include "cpu/x86/lapic/boot_cpu.c" |
| 59 | #include "northbridge/amd/amdk8/reset_test.c" |
| 60 | #include "northbridge/amd/amdk8/debug.c" |
| 61 | #include "superio/ite/it8712f/it8712f_early_serial.c" |
| 62 | |
| 63 | #include "cpu/amd/mtrr/amd_earlymtrr.c" |
| 64 | #include "cpu/x86/bist.h" |
| 65 | |
| 66 | #include "northbridge/amd/amdk8/setup_resource_map.c" |
| 67 | |
| 68 | #include "southbridge/amd/rs690/rs690_early_setup.c" |
| 69 | #include "southbridge/amd/sb600/sb600_early_setup.c" |
| 70 | |
| 71 | /* CAN'T BE REMOVED! crt0.S will use it. I don't know WHY!*/ |
| 72 | static void memreset(int controllers, const struct mem_controller *ctrl) |
| 73 | { |
| 74 | } |
| 75 | |
| 76 | /* called in raminit_f.c */ |
| 77 | static inline void activate_spd_rom(const struct mem_controller *ctrl) |
| 78 | { |
| 79 | } |
| 80 | |
| 81 | /*called in raminit_f.c */ |
| 82 | static inline int spd_read_byte(u32 device, u32 address) |
| 83 | { |
| 84 | return smbus_read_byte(device, address); |
| 85 | } |
| 86 | |
| 87 | #include "northbridge/amd/amdk8/amdk8.h" |
| 88 | #include "northbridge/amd/amdk8/incoherent_ht.c" |
Myles Watson | 1725703 | 2009-06-04 20:18:42 +0000 | [diff] [blame] | 89 | #include "northbridge/amd/amdk8/raminit_f.c" |
Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 90 | #include "northbridge/amd/amdk8/coherent_ht.c" |
Stefan Reinauer | c13093b | 2009-09-23 18:51:03 +0000 | [diff] [blame] | 91 | #include "lib/generic_sdram.c" |
Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 92 | #include "resourcemap.c" |
| 93 | |
| 94 | #include "cpu/amd/dualcore/dualcore.c" |
| 95 | |
| 96 | #include "cpu/amd/car/copy_and_run.c" |
| 97 | #include "cpu/amd/car/post_cache_as_ram.c" |
| 98 | |
| 99 | #include "cpu/amd/model_fxx/init_cpus.c" |
| 100 | |
| 101 | #include "cpu/amd/model_fxx/fidvid.c" |
| 102 | |
Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 103 | #include "northbridge/amd/amdk8/early_ht.c" |
| 104 | |
Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 105 | void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) |
| 106 | { |
Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 107 | static const u16 spd_addr[] = { DIMM0, 0, 0, 0, DIMM1, 0, 0, 0, }; |
| 108 | int needs_reset = 0; |
| 109 | u32 bsp_apicid = 0; |
| 110 | msr_t msr; |
| 111 | struct cpuid_result cpuid1; |
Stefan Reinauer | 0867062 | 2009-06-30 15:17:49 +0000 | [diff] [blame] | 112 | struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE); |
Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 113 | |
| 114 | |
Patrick Georgi | 776b85b | 2010-03-18 16:18:58 +0000 | [diff] [blame^] | 115 | if (!((cpu_init_detectedx) || (!boot_cpu()))) { |
| 116 | /* Nothing special needs to be done to find bus 0 */ |
| 117 | /* Allow the HT devices to be found */ |
| 118 | enumerate_ht_chain(); |
| 119 | |
| 120 | /* sb600_lpc_port80(); */ |
| 121 | sb600_pci_port80(); |
| 122 | } |
| 123 | |
Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 124 | if (bist == 0) { |
| 125 | bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo); |
| 126 | } |
| 127 | |
| 128 | enable_rs690_dev8(); |
| 129 | sb600_lpc_init(); |
| 130 | |
| 131 | /* it8712f_enable_serial does not use its 1st parameter. */ |
Stefan Reinauer | 0867062 | 2009-06-30 15:17:49 +0000 | [diff] [blame] | 132 | it8712f_enable_serial(0, CONFIG_TTYS0_BASE); |
Daniel Toussaint | da6d92b | 2009-04-06 13:38:54 +0000 | [diff] [blame] | 133 | it8712f_kill_watchdog(); |
| 134 | uart_init(); |
| 135 | console_init(); |
| 136 | |
| 137 | /* Halt if there was a built in self test failure */ |
| 138 | report_bist_failure(bist); |
| 139 | printk_debug("bsp_apicid=0x%x\n", bsp_apicid); |
| 140 | |
| 141 | setup_tim8690_resource_map(); |
| 142 | |
| 143 | setup_coherent_ht_domain(); |
| 144 | |
| 145 | #if CONFIG_LOGICAL_CPUS==1 |
| 146 | /* It is said that we should start core1 after all core0 launched */ |
| 147 | wait_all_core0_started(); |
| 148 | start_other_cores(); |
| 149 | #endif |
| 150 | wait_all_aps_started(bsp_apicid); |
| 151 | |
| 152 | ht_setup_chains_x(sysinfo); |
| 153 | |
| 154 | /* run _early_setup before soft-reset. */ |
| 155 | rs690_early_setup(); |
| 156 | sb600_early_setup(); |
| 157 | |
| 158 | /* Check to see if processor is capable of changing FIDVID */ |
| 159 | /* otherwise it will throw a GP# when reading FIDVID_STATUS */ |
| 160 | cpuid1 = cpuid(0x80000007); |
| 161 | if( (cpuid1.edx & 0x6) == 0x6 ) { |
| 162 | |
| 163 | /* Read FIDVID_STATUS */ |
| 164 | msr=rdmsr(0xc0010042); |
| 165 | printk_debug("begin msr fid, vid: hi=0x%x, lo=0x%x\n", msr.hi, msr.lo); |
| 166 | |
| 167 | enable_fid_change(); |
| 168 | enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn); |
| 169 | init_fidvid_bsp(bsp_apicid); |
| 170 | |
| 171 | /* show final fid and vid */ |
| 172 | msr=rdmsr(0xc0010042); |
| 173 | printk_debug("end msr fid, vid: hi=0x%x, lo=0x%x\n", msr.hi, msr.lo); |
| 174 | |
| 175 | } else { |
| 176 | printk_debug("Changing FIDVID not supported\n"); |
| 177 | } |
| 178 | |
| 179 | needs_reset = optimize_link_coherent_ht(); |
| 180 | needs_reset |= optimize_link_incoherent_ht(sysinfo); |
| 181 | rs690_htinit(); |
| 182 | printk_debug("needs_reset=0x%x\n", needs_reset); |
| 183 | |
| 184 | |
| 185 | if (needs_reset) { |
| 186 | print_info("ht reset -\r\n"); |
| 187 | soft_reset(); |
| 188 | } |
| 189 | |
| 190 | allow_all_aps_stop(bsp_apicid); |
| 191 | |
| 192 | /* It's the time to set ctrl now; */ |
| 193 | printk_debug("sysinfo->nodes: %2x sysinfo->ctrl: %2x spd_addr: %2x\n", |
| 194 | sysinfo->nodes, sysinfo->ctrl, spd_addr); |
| 195 | fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr); |
| 196 | sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo); |
| 197 | |
| 198 | rs690_before_pci_init(); |
| 199 | sb600_before_pci_init(); |
| 200 | |
| 201 | post_cache_as_ram(); |
| 202 | } |