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 //used by incoherent_ht
25 #define FAM10_SCAN_PCI_BUS 0
26 #define FAM10_ALLOCATE_IO_RANGE 0
30 #include <device/pci_def.h>
31 #include <device/pci_ids.h>
33 #include <device/pnp_def.h>
34 #include <arch/romcc_io.h>
35 #include <cpu/x86/lapic.h>
36 #include <console/console.h>
37 #include <cpu/amd/model_10xxx_rev.h>
38 #include "northbridge/amd/amdfam10/raminit.h"
39 #include "northbridge/amd/amdfam10/amdfam10.h"
41 #include "cpu/x86/lapic/boot_cpu.c"
42 #include "northbridge/amd/amdfam10/reset_test.c"
43 #include <console/loglevel.h>
44 #include "cpu/x86/bist.h"
45 #include "cpu/x86/mtrr/earlymtrr.c"
46 #include <cpu/amd/mtrr.h>
47 #include "northbridge/amd/amdfam10/setup_resource_map.c"
48 #include "southbridge/amd/rs780/early_setup.c"
49 #include "southbridge/amd/sb800/early_setup.c"
50 #include "northbridge/amd/amdfam10/debug.c"
53 static void activate_spd_rom(const struct mem_controller *ctrl)
57 static int spd_read_byte(u32 device, u32 address)
59 return smbus_read_byte(device, address);
62 #include "northbridge/amd/amdfam10/amdfam10.h"
63 #include "northbridge/amd/amdfam10/raminit_sysinfo_in_ram.c"
64 #include "northbridge/amd/amdfam10/pci.c"
65 #include "resourcemap.c"
66 #include "cpu/amd/quadcore/quadcore.c"
67 #include "cpu/amd/car/post_cache_as_ram.c"
68 #include "cpu/amd/microcode/microcode.c"
70 #if CONFIG_UPDATE_CPU_MICROCODE
71 #include "cpu/amd/model_10xxx/update_microcode.c"
74 #include "cpu/amd/model_10xxx/init_cpus.c"
75 #include "northbridge/amd/amdfam10/early_ht.c"
80 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
82 struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
83 static const u8 spd_addr[] = {RC00, DIMM0, DIMM2, 0, 0, DIMM1, DIMM3, 0, 0, };
84 u32 bsp_apicid = 0, val;
87 if (!cpu_init_detectedx && boot_cpu()) {
88 /* Nothing special needs to be done to find bus 0 */
89 /* Allow the HT devices to be found */
90 /* mov bsp to bus 0xff when > 8 nodes */
91 set_bsp_node_CHtExtNodeCfgEn();
94 /* enable port80 decoding and southbridge poweron init */
96 inb(0x80); /* Wait sometime before post to port80, otherwise reset was needed. */
102 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo); /* mmconf is inited in init_cpus */
103 /* All cores run this but the BSP(node0,core0) is the only core that returns. */
113 // dump_mem(CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE-0x200, CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE);
115 /* Halt if there was a built in self test failure */
116 report_bist_failure(bist);
120 printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
121 printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
122 printk(BIOS_DEBUG, "bsp_apicid = %02x \n", bsp_apicid);
123 printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
125 /* Setup sysinfo defaults */
126 set_sysinfo_in_ram(0);
128 #if CONFIG_UPDATE_CPU_MICROCODE
129 update_microcode(val);
136 amd_ht_init(sysinfo);
139 /* Setup nodes PCI space and start core 0 AP init. */
140 finalize_node_setup(sysinfo);
142 /* Setup any mainboard PCI settings etc. */
143 setup_mb_resource_map();
146 /* wait for all the APs core0 started by finalize_node_setup. */
147 /* FIXME: A bunch of cores are going to start output to serial at once.
148 It would be nice to fixup prink spinlocks for ROM XIP mode.
149 I think it could be done by putting the spinlock flag in the cache
150 of the BSP located right after sysinfo.
152 wait_all_core0_started();
154 #if CONFIG_LOGICAL_CPUS==1
155 /* Core0 on each node is configured. Now setup any additional cores. */
156 printk(BIOS_DEBUG, "start_other_cores()\n");
159 wait_all_other_cores_started(bsp_apicid);
164 /* run _early_setup before soft-reset. */
168 #if CONFIG_SET_FIDVID
169 msr = rdmsr(0xc0010071);
170 printk(BIOS_DEBUG, "\nBegin FIDVID MSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
172 /* FIXME: The sb fid change may survive the warm reset and only
173 need to be done once.*/
174 enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
178 if (!warm_reset_detect(0)) { // BSP is node 0
179 init_fidvid_bsp(bsp_apicid, sysinfo->nodes);
181 init_fidvid_stage2(bsp_apicid, 0); // BSP is node 0
186 /* show final fid and vid */
187 msr=rdmsr(0xc0010071);
188 printk(BIOS_DEBUG, "End FIDVIDMSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
193 /* Reset for HT, FIDVID, PLL and errata changes to take affect. */
194 if (!warm_reset_detect(0)) {
195 print_info("...WARM RESET...\n\n\n");
197 die("After soft_reset_x - shouldn't see this message!!!\n");
202 /* It's the time to set ctrl in sysinfo now; */
203 printk(BIOS_DEBUG, "fill_mem_ctrl()\n");
204 fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
208 // die("Die Before MCT init.");
210 printk(BIOS_DEBUG, "raminit_amdmct()\n");
211 raminit_amdmct(sysinfo);
215 dump_pci_device_range(PCI_DEV(0, 0x18, 0), 0, 0x200);
216 dump_pci_device_range(PCI_DEV(0, 0x18, 1), 0, 0x200);
217 dump_pci_device_range(PCI_DEV(0, 0x18, 2), 0, 0x200);
218 dump_pci_device_range(PCI_DEV(0, 0x18, 3), 0, 0x200);
221 // ram_check(0x00200000, 0x00200000 + (640 * 1024));
222 // ram_check(0x40200000, 0x40200000 + (640 * 1024));
224 // die("After MCT init before CAR disabled.");
226 rs780_before_pci_init();
227 sb800_before_pci_init();
230 post_cache_as_ram(); // BSP switch stack to ram, copy then execute LB.
231 post_code(0x43); // Should never see this post code.
235 * BOOL AMD_CB_ManualBUIDSwapList(u8 Node, u8 Link, u8 **List)
237 * This routine is called every time a non-coherent chain is processed.
238 * BUID assignment may be controlled explicitly on a non-coherent chain. Provide a
239 * swap list. The first part of the list controls the BUID assignment and the
240 * second part of the list provides the device to device linking. Device orientation
241 * can be detected automatically, or explicitly. See documentation for more details.
243 * Automatic non-coherent init assigns BUIDs starting at 1 and incrementing sequentially
244 * based on each device's unit count.
247 * @param[in] u8 node = The node on which this chain is located
248 * @param[in] u8 link = The link on the host for this chain
249 * @param[out] u8** list = supply a pointer to a list
250 * @param[out] BOOL result = true to use a manual list
251 * false to initialize the link automatically
253 BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List)
255 static const u8 swaplist[] = { 0xFF, CONFIG_HT_CHAIN_UNITID_BASE, CONFIG_HT_CHAIN_END_UNITID_BASE, 0xFF };
256 /* If the BUID was adjusted in early_ht we need to do the manual override */
257 if ((node == 0) && (link == 0)) { /* BSP SB link */