2 * This file is part of the coreboot project.
4 * Copyright (C) 2010 Advanced Micro Devices, Inc.
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.
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.
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
20 //#define SYSTEM_TYPE 0 /* SERVER */
21 #define SYSTEM_TYPE 1 /* DESKTOP */
22 //#define SYSTEM_TYPE 2 /* MOBILE */
24 #define SET_NB_CFG_54 1
26 //used by incoherent_ht
27 #define FAM10_SCAN_PCI_BUS 0
28 #define FAM10_ALLOCATE_IO_RANGE 0
30 //used by init_cpus and fidvid
32 #define SET_FIDVID_CORE_RANGE 0
36 #include <device/pci_def.h>
37 #include <device/pci_ids.h>
39 #include <device/pnp_def.h>
40 #include <arch/romcc_io.h>
41 #include <cpu/x86/lapic.h>
42 #include <console/console.h>
43 #include <cpu/amd/model_10xxx_rev.h>
44 #include "northbridge/amd/amdfam10/raminit.h"
45 #include "northbridge/amd/amdfam10/amdfam10.h"
48 #include "cpu/x86/lapic/boot_cpu.c"
49 #include "northbridge/amd/amdfam10/reset_test.c"
51 #include <console/loglevel.h>
52 #include "cpu/x86/bist.h"
54 static int smbus_read_byte(u32 device, u32 address);
56 #include "superio/ite/it8718f/it8718f_early_serial.c"
59 #include "cpu/x86/mtrr/earlymtrr.c"
60 #include <cpu/amd/mtrr.h>
61 #include "northbridge/amd/amdfam10/setup_resource_map.c"
63 #include "southbridge/amd/rs780/rs780_early_setup.c"
64 #include "southbridge/amd/sb700/sb700_early_setup.c"
65 #include "northbridge/amd/amdfam10/debug.c"
67 static void activate_spd_rom(const struct mem_controller *ctrl)
71 static int spd_read_byte(u32 device, u32 address)
74 result = smbus_read_byte(device, address);
78 #include "northbridge/amd/amdfam10/amdfam10.h"
80 #include "northbridge/amd/amdfam10/raminit_sysinfo_in_ram.c"
81 #include "northbridge/amd/amdfam10/amdfam10_pci.c"
83 #include "resourcemap.c"
84 #include "cpu/amd/quadcore/quadcore.c"
86 #include "cpu/amd/car/post_cache_as_ram.c"
87 #include "cpu/amd/microcode/microcode.c"
88 #include "cpu/amd/model_10xxx/update_microcode.c"
89 #include "cpu/amd/model_10xxx/init_cpus.c"
91 #include "northbridge/amd/amdfam10/early_ht.c"
92 #include "southbridge/amd/sb700/sb700_early_setup.c"
94 //#include "spd_addr.h"
104 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
107 struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
108 static const u8 spd_addr[] = {RC00, DIMM0, DIMM2, 0, 0, DIMM1, DIMM3, 0, 0, };
113 if (!cpu_init_detectedx && boot_cpu()) {
114 /* Nothing special needs to be done to find bus 0 */
115 /* Allow the HT devices to be found */
116 /* mov bsp to bus 0xff when > 8 nodes */
117 set_bsp_node_CHtExtNodeCfgEn();
118 enumerate_ht_chain();
126 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo); /* mmconf is inited in init_cpus */
127 /* All cores run this but the BSP(node0,core0) is the only core that returns. */
135 it8718f_enable_serial(0, CONFIG_TTYS0_BASE);
139 sb700_enable_usbdebug(CONFIG_USBDEBUG_DEFAULT_PORT);
140 early_usbdebug_init();
144 printk(BIOS_DEBUG, "\n");
146 // dump_mem(CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE-0x200, CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE);
148 /* Halt if there was a built in self test failure */
149 report_bist_failure(bist);
153 printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
154 printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
155 printk(BIOS_DEBUG, "bsp_apicid = %02x \n", bsp_apicid);
156 printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
158 /* Setup sysinfo defaults */
159 set_sysinfo_in_ram(0);
161 update_microcode(val);
167 amd_ht_init(sysinfo);
170 /* Setup nodes PCI space and start core 0 AP init. */
171 finalize_node_setup(sysinfo);
173 /* Setup any mainboard PCI settings etc. */
174 setup_mb_resource_map();
177 /* wait for all the APs core0 started by finalize_node_setup. */
178 /* FIXME: A bunch of cores are going to start output to serial at once.
179 It would be nice to fixup prink spinlocks for ROM XIP mode.
180 I think it could be done by putting the spinlock flag in the cache
181 of the BSP located right after sysinfo.
183 wait_all_core0_started();
185 #if CONFIG_LOGICAL_CPUS==1
186 /* Core0 on each node is configured. Now setup any additional cores. */
187 printk(BIOS_DEBUG, "start_other_cores()\n");
190 wait_all_other_cores_started(bsp_apicid);
195 /* run _early_setup before soft-reset. */
200 msr = rdmsr(0xc0010071);
201 printk(BIOS_DEBUG, "\nBegin FIDVID MSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
203 /* FIXME: The sb fid change may survive the warm reset and only
204 need to be done once.*/
205 enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
209 if (!warm_reset_detect(0)) { // BSP is node 0
210 init_fidvid_bsp(bsp_apicid, sysinfo->nodes);
212 init_fidvid_stage2(bsp_apicid, 0); // BSP is node 0
217 /* show final fid and vid */
218 msr=rdmsr(0xc0010071);
219 printk(BIOS_DEBUG, "End FIDVIDMSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
224 /* Reset for HT, FIDVID, PLL and errata changes to take affect. */
225 if (!warm_reset_detect(0)) {
226 print_info("...WARM RESET...\n\n\n");
228 die("After soft_reset_x - shouldn't see this message!!!\n");
233 /* It's the time to set ctrl in sysinfo now; */
234 printk(BIOS_DEBUG, "fill_mem_ctrl()\n");
235 fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
239 // die("Die Before MCT init.");
241 printk(BIOS_DEBUG, "raminit_amdmct()\n");
242 raminit_amdmct(sysinfo);
246 dump_pci_device_range(PCI_DEV(0, 0x18, 0), 0, 0x200);
247 dump_pci_device_range(PCI_DEV(0, 0x18, 1), 0, 0x200);
248 dump_pci_device_range(PCI_DEV(0, 0x18, 2), 0, 0x200);
249 dump_pci_device_range(PCI_DEV(0, 0x18, 3), 0, 0x200);
252 // ram_check(0x00200000, 0x00200000 + (640 * 1024));
253 // ram_check(0x40200000, 0x40200000 + (640 * 1024));
255 // die("After MCT init before CAR disabled.");
257 rs780_before_pci_init();
258 sb700_before_pci_init();
261 printk(BIOS_DEBUG, "\n*** Yes, the copy/decompress is taking a while, FIXME!\n");
262 post_cache_as_ram(); // BSP switch stack to ram, copy then execute LB.
263 post_code(0x43); // Should never see this post code.