bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 1 | /* |
Stefan Reinauer | 7e61e45 | 2008-01-18 10:35:56 +0000 | [diff] [blame] | 2 | * This file is part of the coreboot project. |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 3 | * |
| 4 | * Copyright (C) 2006 Tyan |
| 5 | * Copyright (C) 2006 AMD |
| 6 | * Written by Yinghai Lu <yinghailu@gmail.com> for Tyan and AMD. |
| 7 | * |
| 8 | * Copyright (C) 2006 MSI |
| 9 | * Written by bxshi <bingxunshi@gmail.com> for MSI. |
| 10 | * |
| 11 | * This program is free software; you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License as published by |
| 13 | * the Free Software Foundation; either version 2 of the License, or |
| 14 | * (at your option) any later version. |
| 15 | * |
| 16 | * This program is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU General Public License for more details. |
| 20 | * |
| 21 | * You should have received a copy of the GNU General Public License |
| 22 | * along with this program; if not, write to the Free Software |
| 23 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 24 | */ |
| 25 | |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 26 | #include <stdint.h> |
Patrick Georgi | 12aba82 | 2009-04-30 07:07:22 +0000 | [diff] [blame] | 27 | #include <string.h> |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 28 | #include <device/pci_def.h> |
| 29 | #include <device/pci_ids.h> |
| 30 | #include <arch/io.h> |
| 31 | #include <device/pnp_def.h> |
| 32 | #include <arch/romcc_io.h> |
| 33 | #include <cpu/x86/lapic.h> |
Edwin Beasant | eb50c7d | 2010-07-06 21:05:04 +0000 | [diff] [blame] | 34 | #include <pc80/mc146818rtc.h> |
Patrick Georgi | 12584e2 | 2010-05-08 09:14:51 +0000 | [diff] [blame] | 35 | #include <console/console.h> |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 36 | #include <cpu/amd/model_fxx_rev.h> |
stepan | 836ae29 | 2010-12-08 05:42:47 +0000 | [diff] [blame] | 37 | #include "southbridge/broadcom/bcm5785/early_smbus.c" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 38 | #include "northbridge/amd/amdk8/raminit.h" |
| 39 | #include "cpu/amd/model_fxx/apic_timer.c" |
| 40 | #include "lib/delay.c" |
Stefan Reinauer | c51dc44 | 2010-04-07 01:44:04 +0000 | [diff] [blame] | 41 | #include <reset.h> |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 42 | #include "cpu/x86/lapic/boot_cpu.c" |
| 43 | #include "northbridge/amd/amdk8/reset_test.c" |
| 44 | #include "northbridge/amd/amdk8/debug.c" |
stepan | 8301d83 | 2010-12-08 07:07:33 +0000 | [diff] [blame] | 45 | #include "superio/nsc/pc87417/early_serial.c" |
Stefan Reinauer | 5d3dee8 | 2010-04-14 11:40:34 +0000 | [diff] [blame] | 46 | #include "cpu/x86/mtrr/earlymtrr.c" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 47 | #include "cpu/x86/bist.h" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 48 | #include "northbridge/amd/amdk8/setup_resource_map.c" |
stepan | 836ae29 | 2010-12-08 05:42:47 +0000 | [diff] [blame] | 49 | #include "southbridge/broadcom/bcm5785/early_setup.c" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 50 | |
| 51 | #define SERIAL_DEV PNP_DEV(0x2e, PC87417_SP1) |
| 52 | #define RTC_DEV PNP_DEV(0x2e, PC87417_RTC) |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 53 | |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 54 | static void memreset(int controllers, const struct mem_controller *ctrl) { } |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 55 | |
| 56 | static inline void activate_spd_rom(const struct mem_controller *ctrl) |
| 57 | { |
| 58 | #define SMBUS_SWITCH1 0x70 |
| 59 | #define SMBUS_SWITCH2 0x72 |
| 60 | unsigned device = (ctrl->channel0[0]) >> 8; |
| 61 | smbus_send_byte(SMBUS_SWITCH1, device & 0x0f); |
| 62 | smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f ); |
| 63 | } |
| 64 | |
| 65 | #if 0 |
| 66 | static inline void change_i2c_mux(unsigned device) |
| 67 | { |
| 68 | #define SMBUS_SWITCH1 0x70 |
| 69 | #define SMBUS_SWITCH2 0x72 |
| 70 | smbus_send_byte(SMBUS_SWITCH1, device & 0x0f); |
| 71 | smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f ); |
| 72 | } |
| 73 | #endif |
| 74 | |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 75 | static inline int spd_read_byte(unsigned device, unsigned address) |
| 76 | { |
| 77 | return smbus_read_byte(device, address); |
| 78 | } |
| 79 | |
stepan | 8301d83 | 2010-12-08 07:07:33 +0000 | [diff] [blame] | 80 | #include "northbridge/amd/amdk8/f.h" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 81 | #include "northbridge/amd/amdk8/incoherent_ht.c" |
Stefan Reinauer | 23836e2 | 2010-04-15 12:39:29 +0000 | [diff] [blame] | 82 | #include "northbridge/amd/amdk8/coherent_ht.c" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 83 | #include "northbridge/amd/amdk8/raminit_f.c" |
Stefan Reinauer | c13093b | 2009-09-23 18:51:03 +0000 | [diff] [blame] | 84 | #include "lib/generic_sdram.c" |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 85 | #include "resourcemap.c" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 86 | #include "cpu/amd/dualcore/dualcore.c" |
Patrick Georgi | 9bd9a90 | 2010-11-20 10:31:00 +0000 | [diff] [blame] | 87 | #include <spd.h> |
Uwe Hermann | 57b2ff8 | 2010-11-21 17:29:59 +0000 | [diff] [blame] | 88 | #include "cpu/amd/car/post_cache_as_ram.c" |
| 89 | #include "cpu/amd/model_fxx/init_cpus.c" |
| 90 | #include "cpu/amd/model_fxx/fidvid.c" |
| 91 | #include "northbridge/amd/amdk8/early_ht.c" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 92 | |
| 93 | #define RC0 (0x10<<8) |
| 94 | #define RC1 (0x01<<8) |
| 95 | |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 96 | void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) |
| 97 | { |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 98 | static const uint16_t spd_addr[] = { |
Uwe Hermann | 6dc92f0 | 2010-11-21 11:36:03 +0000 | [diff] [blame] | 99 | //first node |
| 100 | RC0|DIMM0, RC0|DIMM2, RC0|DIMM4, RC0|DIMM6, |
| 101 | RC0|DIMM1, RC0|DIMM3, RC0|DIMM5, RC0|DIMM7, |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 102 | //second node |
| 103 | RC1|DIMM0, RC1|DIMM2, RC1|DIMM4, RC1|DIMM6, |
| 104 | RC1|DIMM1, RC1|DIMM3, RC1|DIMM5, RC1|DIMM7, |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 105 | }; |
| 106 | |
Stefan Reinauer | c51dc44 | 2010-04-07 01:44:04 +0000 | [diff] [blame] | 107 | struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE + |
| 108 | CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 109 | |
| 110 | int needs_reset; |
| 111 | unsigned bsp_apicid = 0; |
| 112 | |
Patrick Georgi | 2bd9100 | 2010-03-18 16:46:50 +0000 | [diff] [blame] | 113 | if (!cpu_init_detectedx && boot_cpu()) { |
Patrick Georgi | 776b85b | 2010-03-18 16:18:58 +0000 | [diff] [blame] | 114 | /* Nothing special needs to be done to find bus 0 */ |
| 115 | /* Allow the HT devices to be found */ |
Patrick Georgi | 776b85b | 2010-03-18 16:18:58 +0000 | [diff] [blame] | 116 | enumerate_ht_chain(); |
Patrick Georgi | 776b85b | 2010-03-18 16:18:58 +0000 | [diff] [blame] | 117 | bcm5785_enable_lpc(); |
Patrick Georgi | 776b85b | 2010-03-18 16:18:58 +0000 | [diff] [blame] | 118 | //enable RTC |
| 119 | pc87417_enable_dev(RTC_DEV); |
| 120 | } |
| 121 | |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 122 | if (bist == 0) |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 123 | bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 124 | |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 125 | pc87417_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 126 | console_init(); |
| 127 | |
Stefan Reinauer | 0867062 | 2009-06-30 15:17:49 +0000 | [diff] [blame] | 128 | // dump_mem(CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE-0x200, CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 129 | |
| 130 | /* Halt if there was a built in self test failure */ |
| 131 | report_bist_failure(bist); |
| 132 | |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 133 | printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 134 | |
| 135 | setup_ms9185_resource_map(); |
| 136 | #if 0 |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 137 | dump_pci_device(PCI_DEV(0, 0x18, 0)); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 138 | dump_pci_device(PCI_DEV(0, 0x19, 0)); |
| 139 | #endif |
| 140 | |
Stefan Reinauer | 64ed2b7 | 2010-03-31 14:47:43 +0000 | [diff] [blame] | 141 | print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\n"); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 142 | |
| 143 | setup_coherent_ht_domain(); |
| 144 | |
| 145 | wait_all_core0_started(); |
Patrick Georgi | e166782 | 2012-05-05 15:29:32 +0200 | [diff] [blame^] | 146 | #if CONFIG_LOGICAL_CPUS |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 147 | // It is said that we should start core1 after all core0 launched |
| 148 | /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain, |
| 149 | * So here need to make sure last core0 is started, esp for two way system, |
| 150 | * (there may be apic id conflicts in that case) |
| 151 | */ |
| 152 | start_other_cores(); |
| 153 | //bx_a010- wait_all_other_cores_started(bsp_apicid); |
| 154 | #endif |
| 155 | |
| 156 | /* it will set up chains and store link pair for optimization later */ |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 157 | ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 158 | |
| 159 | bcm5785_early_setup(); |
| 160 | |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 161 | #if 0 |
| 162 | //it your CPU min fid is 1G, you can change HT to 1G and FID to max one time. |
| 163 | needs_reset = optimize_link_coherent_ht(); |
| 164 | needs_reset |= optimize_link_incoherent_ht(sysinfo); |
| 165 | #endif |
| 166 | |
Patrick Georgi | 76e8152 | 2010-11-16 21:25:29 +0000 | [diff] [blame] | 167 | #if CONFIG_SET_FIDVID |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 168 | { |
| 169 | msr_t msr; |
| 170 | msr=rdmsr(0xc0010042); |
Stefan Reinauer | 64ed2b7 | 2010-03-31 14:47:43 +0000 | [diff] [blame] | 171 | print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n"); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 172 | } |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 173 | enable_fid_change(); |
| 174 | enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 175 | init_fidvid_bsp(bsp_apicid); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 176 | // show final fid and vid |
| 177 | { |
| 178 | msr_t msr; |
| 179 | msr=rdmsr(0xc0010042); |
Stefan Reinauer | 64ed2b7 | 2010-03-31 14:47:43 +0000 | [diff] [blame] | 180 | print_debug("end msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n"); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 181 | } |
| 182 | #endif |
| 183 | |
| 184 | #if 1 |
| 185 | needs_reset = optimize_link_coherent_ht(); |
| 186 | needs_reset |= optimize_link_incoherent_ht(sysinfo); |
| 187 | |
| 188 | // fidvid change will issue one LDTSTOP and the HT change will be effective too |
| 189 | if (needs_reset) { |
Stefan Reinauer | 64ed2b7 | 2010-03-31 14:47:43 +0000 | [diff] [blame] | 190 | print_info("ht reset -\n"); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 191 | soft_reset(); |
| 192 | } |
| 193 | #endif |
| 194 | allow_all_aps_stop(bsp_apicid); |
| 195 | |
| 196 | //It's the time to set ctrl in sysinfo now; |
| 197 | fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr); |
| 198 | |
| 199 | enable_smbus(); |
| 200 | |
| 201 | #if 0 |
| 202 | int i; |
| 203 | for(i=0;i<2;i++) { |
| 204 | activate_spd_rom(sysinfo->ctrl+i); |
| 205 | dump_smbus_registers(); |
| 206 | } |
| 207 | #endif |
| 208 | |
| 209 | #if 0 |
| 210 | int i; |
| 211 | for(i=1;i<256;i<<=1) { |
| 212 | change_i2c_mux(i); |
| 213 | dump_smbus_registers(); |
| 214 | } |
| 215 | #endif |
| 216 | |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 217 | //do we need apci timer, tsc...., only debug need it for better output |
| 218 | /* all ap stopped? */ |
| 219 | // init_timer(); // Need to use TMICT to synconize FID/VID |
| 220 | |
| 221 | sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo); |
| 222 | |
| 223 | #if 0 |
| 224 | print_pci_devices(); |
| 225 | #endif |
| 226 | |
| 227 | #if 0 |
| 228 | // dump_pci_devices(); |
| 229 | dump_pci_device_index_wait(PCI_DEV(0, 0x18, 2), 0x98); |
| 230 | dump_pci_device_index_wait(PCI_DEV(0, 0x19, 2), 0x98); |
| 231 | #endif |
| 232 | |
| 233 | post_cache_as_ram(); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 234 | } |