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. |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 20 | */ |
| 21 | |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 22 | #include <stdint.h> |
Patrick Georgi | 12aba82 | 2009-04-30 07:07:22 +0000 | [diff] [blame] | 23 | #include <string.h> |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 24 | #include <device/pci_def.h> |
| 25 | #include <device/pci_ids.h> |
| 26 | #include <arch/io.h> |
| 27 | #include <device/pnp_def.h> |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 28 | #include <cpu/x86/lapic.h> |
Edwin Beasant | eb50c7d | 2010-07-06 21:05:04 +0000 | [diff] [blame] | 29 | #include <pc80/mc146818rtc.h> |
Patrick Georgi | 12584e2 | 2010-05-08 09:14:51 +0000 | [diff] [blame] | 30 | #include <console/console.h> |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 31 | #include <cpu/amd/model_fxx_rev.h> |
stepan | 836ae29 | 2010-12-08 05:42:47 +0000 | [diff] [blame] | 32 | #include "southbridge/broadcom/bcm5785/early_smbus.c" |
Edward O'Callaghan | 77757c2 | 2015-01-04 21:33:39 +1100 | [diff] [blame] | 33 | #include <northbridge/amd/amdk8/raminit.h> |
Edward O'Callaghan | ebe3a7a | 2015-01-05 00:27:54 +1100 | [diff] [blame] | 34 | #include <delay.h> |
Stefan Reinauer | c51dc44 | 2010-04-07 01:44:04 +0000 | [diff] [blame] | 35 | #include <reset.h> |
Edward O'Callaghan | 77757c2 | 2015-01-04 21:33:39 +1100 | [diff] [blame] | 36 | #include <cpu/x86/lapic.h> |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 37 | #include "northbridge/amd/amdk8/reset_test.c" |
| 38 | #include "northbridge/amd/amdk8/debug.c" |
Edward O'Callaghan | b8f05d4 | 2015-01-04 16:17:54 +1100 | [diff] [blame] | 39 | #include <superio/nsc/pc87417/pc87417.h> |
Edward O'Callaghan | 77757c2 | 2015-01-04 21:33:39 +1100 | [diff] [blame] | 40 | #include <cpu/x86/bist.h> |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 41 | #include "northbridge/amd/amdk8/setup_resource_map.c" |
stepan | 836ae29 | 2010-12-08 05:42:47 +0000 | [diff] [blame] | 42 | #include "southbridge/broadcom/bcm5785/early_setup.c" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 43 | |
| 44 | #define SERIAL_DEV PNP_DEV(0x2e, PC87417_SP1) |
| 45 | #define RTC_DEV PNP_DEV(0x2e, PC87417_RTC) |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 46 | |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 47 | static void memreset(int controllers, const struct mem_controller *ctrl) { } |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 48 | |
| 49 | static inline void activate_spd_rom(const struct mem_controller *ctrl) |
| 50 | { |
| 51 | #define SMBUS_SWITCH1 0x70 |
| 52 | #define SMBUS_SWITCH2 0x72 |
| 53 | unsigned device = (ctrl->channel0[0]) >> 8; |
| 54 | smbus_send_byte(SMBUS_SWITCH1, device & 0x0f); |
| 55 | smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f ); |
| 56 | } |
| 57 | |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 58 | static inline int spd_read_byte(unsigned device, unsigned address) |
| 59 | { |
| 60 | return smbus_read_byte(device, address); |
| 61 | } |
| 62 | |
Edward O'Callaghan | 77757c2 | 2015-01-04 21:33:39 +1100 | [diff] [blame] | 63 | #include <northbridge/amd/amdk8/f.h> |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 64 | #include "northbridge/amd/amdk8/incoherent_ht.c" |
Stefan Reinauer | 23836e2 | 2010-04-15 12:39:29 +0000 | [diff] [blame] | 65 | #include "northbridge/amd/amdk8/coherent_ht.c" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 66 | #include "northbridge/amd/amdk8/raminit_f.c" |
Stefan Reinauer | c13093b | 2009-09-23 18:51:03 +0000 | [diff] [blame] | 67 | #include "lib/generic_sdram.c" |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 68 | #include "resourcemap.c" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 69 | #include "cpu/amd/dualcore/dualcore.c" |
Patrick Georgi | 9bd9a90 | 2010-11-20 10:31:00 +0000 | [diff] [blame] | 70 | #include <spd.h> |
Uwe Hermann | 57b2ff8 | 2010-11-21 17:29:59 +0000 | [diff] [blame] | 71 | #include "cpu/amd/model_fxx/init_cpus.c" |
| 72 | #include "cpu/amd/model_fxx/fidvid.c" |
| 73 | #include "northbridge/amd/amdk8/early_ht.c" |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 74 | |
| 75 | #define RC0 (0x10<<8) |
| 76 | #define RC1 (0x01<<8) |
| 77 | |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 78 | void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) |
| 79 | { |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 80 | static const uint16_t spd_addr[] = { |
Uwe Hermann | 6dc92f0 | 2010-11-21 11:36:03 +0000 | [diff] [blame] | 81 | //first node |
| 82 | RC0|DIMM0, RC0|DIMM2, RC0|DIMM4, RC0|DIMM6, |
| 83 | RC0|DIMM1, RC0|DIMM3, RC0|DIMM5, RC0|DIMM7, |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 84 | //second node |
| 85 | RC1|DIMM0, RC1|DIMM2, RC1|DIMM4, RC1|DIMM6, |
| 86 | RC1|DIMM1, RC1|DIMM3, RC1|DIMM5, RC1|DIMM7, |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 87 | }; |
| 88 | |
Patrick Georgi | bbc880e | 2012-11-20 18:20:56 +0100 | [diff] [blame] | 89 | struct sys_info *sysinfo = &sysinfo_car; |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 90 | |
| 91 | int needs_reset; |
| 92 | unsigned bsp_apicid = 0; |
| 93 | |
Patrick Georgi | 2bd9100 | 2010-03-18 16:46:50 +0000 | [diff] [blame] | 94 | if (!cpu_init_detectedx && boot_cpu()) { |
Patrick Georgi | 776b85b | 2010-03-18 16:18:58 +0000 | [diff] [blame] | 95 | /* Nothing special needs to be done to find bus 0 */ |
| 96 | /* Allow the HT devices to be found */ |
Patrick Georgi | 776b85b | 2010-03-18 16:18:58 +0000 | [diff] [blame] | 97 | enumerate_ht_chain(); |
Patrick Georgi | 776b85b | 2010-03-18 16:18:58 +0000 | [diff] [blame] | 98 | bcm5785_enable_lpc(); |
Patrick Georgi | 776b85b | 2010-03-18 16:18:58 +0000 | [diff] [blame] | 99 | //enable RTC |
| 100 | pc87417_enable_dev(RTC_DEV); |
| 101 | } |
| 102 | |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 103 | if (bist == 0) |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 104 | bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 105 | |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 106 | pc87417_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 107 | console_init(); |
| 108 | |
Stefan Reinauer | 0867062 | 2009-06-30 15:17:49 +0000 | [diff] [blame] | 109 | // 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] | 110 | |
| 111 | /* Halt if there was a built in self test failure */ |
| 112 | report_bist_failure(bist); |
| 113 | |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 114 | printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 115 | |
| 116 | setup_ms9185_resource_map(); |
| 117 | #if 0 |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 118 | dump_pci_device(PCI_DEV(0, 0x18, 0)); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 119 | dump_pci_device(PCI_DEV(0, 0x19, 0)); |
| 120 | #endif |
| 121 | |
Stefan Reinauer | 069f476 | 2015-01-05 13:02:32 -0800 | [diff] [blame] | 122 | printk(BIOS_DEBUG, "bsp_apicid=%02x\n", bsp_apicid); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 123 | |
| 124 | setup_coherent_ht_domain(); |
| 125 | |
| 126 | wait_all_core0_started(); |
Patrick Georgi | e166782 | 2012-05-05 15:29:32 +0200 | [diff] [blame] | 127 | #if CONFIG_LOGICAL_CPUS |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 128 | // It is said that we should start core1 after all core0 launched |
| 129 | /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain, |
| 130 | * So here need to make sure last core0 is started, esp for two way system, |
| 131 | * (there may be apic id conflicts in that case) |
| 132 | */ |
| 133 | start_other_cores(); |
| 134 | //bx_a010- wait_all_other_cores_started(bsp_apicid); |
| 135 | #endif |
| 136 | |
| 137 | /* it will set up chains and store link pair for optimization later */ |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 138 | ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 139 | |
| 140 | bcm5785_early_setup(); |
| 141 | |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 142 | #if 0 |
| 143 | //it your CPU min fid is 1G, you can change HT to 1G and FID to max one time. |
| 144 | needs_reset = optimize_link_coherent_ht(); |
| 145 | needs_reset |= optimize_link_incoherent_ht(sysinfo); |
| 146 | #endif |
| 147 | |
Patrick Georgi | 76e8152 | 2010-11-16 21:25:29 +0000 | [diff] [blame] | 148 | #if CONFIG_SET_FIDVID |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 149 | { |
| 150 | msr_t msr; |
| 151 | msr=rdmsr(0xc0010042); |
Stefan Reinauer | 069f476 | 2015-01-05 13:02:32 -0800 | [diff] [blame] | 152 | printk(BIOS_DEBUG, "begin msr fid, vid %08x%08x\n", msr.hi, msr.lo); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 153 | } |
Uwe Hermann | 7b99705 | 2010-11-21 22:47:22 +0000 | [diff] [blame] | 154 | enable_fid_change(); |
| 155 | enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 156 | init_fidvid_bsp(bsp_apicid); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 157 | // show final fid and vid |
| 158 | { |
| 159 | msr_t msr; |
| 160 | msr=rdmsr(0xc0010042); |
Stefan Reinauer | 069f476 | 2015-01-05 13:02:32 -0800 | [diff] [blame] | 161 | printk(BIOS_DEBUG, "end msr fid, vid %08x%08x\n", msr.hi, msr.lo); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 162 | } |
| 163 | #endif |
| 164 | |
| 165 | #if 1 |
| 166 | needs_reset = optimize_link_coherent_ht(); |
| 167 | needs_reset |= optimize_link_incoherent_ht(sysinfo); |
| 168 | |
| 169 | // fidvid change will issue one LDTSTOP and the HT change will be effective too |
| 170 | if (needs_reset) { |
Stefan Reinauer | 069f476 | 2015-01-05 13:02:32 -0800 | [diff] [blame] | 171 | printk(BIOS_INFO, "ht reset -\n"); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 172 | soft_reset(); |
| 173 | } |
| 174 | #endif |
| 175 | allow_all_aps_stop(bsp_apicid); |
| 176 | |
| 177 | //It's the time to set ctrl in sysinfo now; |
| 178 | fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr); |
| 179 | |
| 180 | enable_smbus(); |
| 181 | |
| 182 | #if 0 |
| 183 | int i; |
| 184 | for(i=0;i<2;i++) { |
| 185 | activate_spd_rom(sysinfo->ctrl+i); |
| 186 | dump_smbus_registers(); |
| 187 | } |
| 188 | #endif |
| 189 | |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 190 | //do we need apci timer, tsc...., only debug need it for better output |
| 191 | /* all ap stopped? */ |
Paul Menzel | 4549e5a | 2014-02-02 22:05:48 +0100 | [diff] [blame] | 192 | // init_timer(); // Need to use TMICT to synchronize FID/VID |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 193 | |
| 194 | sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo); |
| 195 | |
| 196 | #if 0 |
| 197 | print_pci_devices(); |
| 198 | #endif |
| 199 | |
| 200 | #if 0 |
| 201 | // dump_pci_devices(); |
| 202 | dump_pci_device_index_wait(PCI_DEV(0, 0x18, 2), 0x98); |
| 203 | dump_pci_device_index_wait(PCI_DEV(0, 0x19, 2), 0x98); |
| 204 | #endif |
| 205 | |
| 206 | post_cache_as_ram(); |
bxshi | faea4c5 | 2006-11-02 16:02:33 +0000 | [diff] [blame] | 207 | } |