2 * This file is part of the coreboot project.
4 * Copyright (C) 2007 AMD
5 * Written by Yinghai Lu <yinghailu@amd.com> for AMD.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #define FAM10_SCAN_PCI_BUS 0
23 #define FAM10_ALLOCATE_IO_RANGE 1
27 #include <device/pci_def.h>
28 #include <device/pci_ids.h>
30 #include <device/pnp_def.h>
31 #include <arch/romcc_io.h>
32 #include <cpu/x86/lapic.h>
33 #include <console/console.h>
36 #include <cpu/amd/model_10xxx_rev.h>
37 #include "southbridge/nvidia/mcp55/mcp55_early_smbus.c" // for enable the FAN
38 #include "northbridge/amd/amdfam10/raminit.h"
39 #include "northbridge/amd/amdfam10/amdfam10.h"
40 #include "cpu/amd/model_10xxx/apic_timer.c"
41 #include "lib/delay.c"
42 #include "cpu/x86/lapic/boot_cpu.c"
43 #include "northbridge/amd/amdfam10/reset_test.c"
44 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
45 #include "superio/winbond/w83627hf/w83627hf_early_init.c"
46 #include "cpu/x86/bist.h"
47 #include "northbridge/amd/amdfam10/debug.c"
48 #include "cpu/x86/mtrr/earlymtrr.c"
49 #include "northbridge/amd/amdfam10/setup_resource_map.c"
50 #include "southbridge/nvidia/mcp55/mcp55_early_ctrl.c"
52 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
54 static void activate_spd_rom(const struct mem_controller *ctrl) { }
56 static inline int spd_read_byte(unsigned device, unsigned address)
58 return smbus_read_byte(device, address);
61 #include "northbridge/amd/amdfam10/amdfam10.h"
62 #include "northbridge/amd/amdfam10/raminit_sysinfo_in_ram.c"
63 #include "northbridge/amd/amdfam10/amdfam10_pci.c"
64 #include "resourcemap.c"
65 #include "cpu/amd/quadcore/quadcore.c"
66 #include "southbridge/nvidia/mcp55/mcp55_early_setup_ss.h"
67 #include "southbridge/nvidia/mcp55/mcp55_early_setup_car.c"
68 #include "cpu/amd/car/post_cache_as_ram.c"
69 #include "cpu/amd/microcode/microcode.c"
70 #include "cpu/amd/model_10xxx/update_microcode.c"
71 #include "cpu/amd/model_10xxx/init_cpus.c"
72 #include "southbridge/nvidia/mcp55/mcp55_enable_rom.c"
73 #include "northbridge/amd/amdfam10/early_ht.c"
75 static void sio_setup(void)
81 // smbusx_write_byte(1, (0x58>>1), 0, 0x80); /* select bank0 */
82 /* set FAN ctrl to DC mode */
83 smbusx_write_byte(1, (0x58 >> 1), 0xb1, 0xff);
85 byte = pci_read_config8(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0x7b);
87 pci_write_config8(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0x7b, byte);
89 dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa0);
91 pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa0, dword);
93 dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa4);
95 pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE + 1, 0), 0xa4, dword);
98 static const u8 spd_addr[] = {
100 RC00, DIMM0, DIMM2, 0, 0, DIMM1, DIMM3, 0, 0,
101 #if CONFIG_MAX_PHYSICAL_CPUS > 1
103 RC00, DIMM4, DIMM6, 0, 0, DIMM5, DIMM7, 0, 0,
107 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
109 struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE +
110 CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
111 u32 bsp_apicid = 0, val, wants_reset;
114 if (!cpu_init_detectedx && boot_cpu()) {
115 /* Nothing special needs to be done to find bus 0 */
116 /* Allow the HT devices to be found */
117 set_bsp_node_CHtExtNodeCfgEn();
118 enumerate_ht_chain();
126 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
130 pnp_enter_ext_func_mode(SERIAL_DEV);
131 pnp_write_config(SERIAL_DEV, 0x24, 0x84 | (1 << 6));
132 w83627hf_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
133 pnp_exit_ext_func_mode(SERIAL_DEV);
137 printk(BIOS_DEBUG, "\n");
139 /* Halt if there was a built in self test failure */
140 report_bist_failure(bist);
143 printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
144 printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n", sysinfo, sysinfo + 1);
145 printk(BIOS_DEBUG, "bsp_apicid = %02x \n", bsp_apicid);
146 printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
148 /* Setup sysinfo defaults */
149 set_sysinfo_in_ram(0);
151 update_microcode(val);
157 amd_ht_init(sysinfo);
160 /* Setup nodes PCI space and start core 0 AP init. */
161 finalize_node_setup(sysinfo);
163 /* Setup any mainboard PCI settings etc. */
164 setup_mb_resource_map();
167 /* wait for all the APs core0 started by finalize_node_setup. */
169 /* FIXME: A bunch of cores are going to start output to serial at once.
170 * It would be nice to fixup prink spinlocks for ROM XIP mode.
171 * I think it could be done by putting the spinlock flag in the cache
172 * of the BSP located right after sysinfo.
175 wait_all_core0_started();
176 #if CONFIG_LOGICAL_CPUS==1
177 /* Core0 on each node is configured. Now setup any additional cores. */
178 printk(BIOS_DEBUG, "start_other_cores()\n");
181 wait_all_other_cores_started(bsp_apicid);
186 #if CONFIG_SET_FIDVID
187 msr = rdmsr(0xc0010071);
188 printk(BIOS_DEBUG, "\nBegin FIDVID MSR 0xc0010071 0x%08x 0x%08x \n",
191 /* FIXME: The sb fid change may survive the warm reset and only
192 * need to be done once.*/
194 enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
197 if (!warm_reset_detect(0)) { // BSP is node 0
198 init_fidvid_bsp(bsp_apicid, sysinfo->nodes);
200 init_fidvid_stage2(bsp_apicid, 0); // BSP is node 0
205 /* show final fid and vid */
206 msr = rdmsr(0xc0010071);
207 printk(BIOS_DEBUG, "End FIDVIDMSR 0xc0010071 0x%08x 0x%08x \n",
211 init_timer(); // Need to use TMICT to synconize FID/VID
213 wants_reset = mcp55_early_setup_x();
215 /* Reset for HT, FIDVID, PLL and errata changes to take affect. */
216 if (!warm_reset_detect(0)) {
217 print_info("...WARM RESET...\n\n\n");
219 die("After soft_reset_x - shouldn't see this message!!!\n");
223 printk(BIOS_DEBUG, "mcp55_early_setup_x wants additional reset!\n");
227 /* It's the time to set ctrl in sysinfo now; */
228 printk(BIOS_DEBUG, "fill_mem_ctrl()\n");
229 fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
233 // printk(BIOS_DEBUG, "enable_smbus()\n");
234 // enable_smbus(); /* enable in sio_setup */
238 printk(BIOS_DEBUG, "raminit_amdmct()\n");
239 raminit_amdmct(sysinfo);
242 // printk(BIOS_DEBUG, "\n*** Yes, the copy/decompress is taking a while, FIXME!\n");
243 post_cache_as_ram(); // BSP switch stack to ram, copy + execute stage 2
244 post_code(0x42); // Should never see this post code.