2 * This file is part of the coreboot project.
4 * Copyright (C) 2006 Tyan
5 * Copyright (C) 2006 AMD
6 * Written by Yinghai Lu <yinghailu@gmail.com> for Tyan and AMD.
8 * Copyright (C) 2006 MSI
9 * Written by bxshi <bingxunshi@gmail.com> for MSI.
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.
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.
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
29 #define RAMINIT_SYSINFO 1
30 #define CACHE_AS_RAM_ADDRESS_DEBUG 0
32 #define SET_NB_CFG_54 1
35 #define QRANK_DIMM_SUPPORT 1
37 //used by incoherent_ht
38 //#define K8_SCAN_PCI_BUS 1
39 //#define K8_ALLOCATE_IO_RANGE 1
42 //used by init_cpus and fidvid
43 #define K8_SET_FIDVID 1
44 //if we want to wait for core1 done before DQS training, set it to 0
45 #define K8_SET_FIDVID_CORE0_ONLY 1
51 #include <device/pci_def.h>
52 #include <device/pci_ids.h>
54 #include <device/pnp_def.h>
55 #include <arch/romcc_io.h>
56 #include <cpu/x86/lapic.h>
57 #include "option_table.h"
58 #include "pc80/mc146818rtc_early.c"
59 #include "pc80/serial.c"
60 #include "arch/i386/lib/console.c"
63 static void post_code(uint8_t value) {
66 for(i=0;i<0x80000;i++) {
73 #include <cpu/amd/model_fxx_rev.h>
74 #include "southbridge/broadcom/bcm5785/bcm5785_early_smbus.c"
75 #include "northbridge/amd/amdk8/raminit.h"
76 #include "cpu/amd/model_fxx/apic_timer.c"
77 #include "lib/delay.c"
80 #include "cpu/x86/lapic/boot_cpu.c"
81 #include "northbridge/amd/amdk8/reset_test.c"
82 #include "northbridge/amd/amdk8/debug.c"
83 #include "superio/nsc/pc87417/pc87417_early_serial.c"
84 #include "cpu/amd/mtrr/amd_earlymtrr.c"
85 #include "cpu/x86/bist.h"
87 #include "northbridge/amd/amdk8/setup_resource_map.c"
89 #define SERIAL_DEV PNP_DEV(0x2e, PC87417_SP1)
90 #define RTC_DEV PNP_DEV(0x2e, PC87417_RTC)
91 #include "southbridge/broadcom/bcm5785/bcm5785_early_setup.c"
92 static void memreset_setup(void)
96 static void memreset(int controllers, const struct mem_controller *ctrl)
100 static inline void activate_spd_rom(const struct mem_controller *ctrl)
102 #define SMBUS_SWITCH1 0x70
103 #define SMBUS_SWITCH2 0x72
104 unsigned device = (ctrl->channel0[0]) >> 8;
105 smbus_send_byte(SMBUS_SWITCH1, device & 0x0f);
106 smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f );
110 static inline void change_i2c_mux(unsigned device)
112 #define SMBUS_SWITCH1 0x70
113 #define SMBUS_SWITCH2 0x72
114 smbus_send_byte(SMBUS_SWITCH1, device & 0x0f);
115 smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f );
121 static inline int spd_read_byte(unsigned device, unsigned address)
123 return smbus_read_byte(device, address);
126 #include "northbridge/amd/amdk8/amdk8_f.h"
127 #include "northbridge/amd/amdk8/coherent_ht.c"
129 #include "northbridge/amd/amdk8/incoherent_ht.c"
131 #include "northbridge/amd/amdk8/raminit_f.c"
133 #include "sdram/generic_sdram.c"
135 /* msi does not want the default */
136 #include "resourcemap.c"
138 #include "cpu/amd/dualcore/dualcore.c"
140 #define RC0 (0x10<<8)
141 #define RC1 (0x01<<8)
153 #include "cpu/amd/car/copy_and_run.c"
154 #include "cpu/amd/car/post_cache_as_ram.c"
156 #include "cpu/amd/model_fxx/init_cpus.c"
158 #include "cpu/amd/model_fxx/fidvid.c"
160 #if CONFIG_USE_FALLBACK_IMAGE == 1
162 #include "northbridge/amd/amdk8/early_ht.c"
164 void failover_process(unsigned long bist, unsigned long cpu_init_detectedx)
167 /* Is this a cpu only reset? Is this a secondary cpu? */
168 if ((cpu_init_detectedx) || (!boot_cpu())) {
169 if (last_boot_normal()) { // RTC already inited
175 /* Nothing special needs to be done to find bus 0 */
176 /* Allow the HT devices to be found */
178 enumerate_ht_chain();
180 bcm5785_enable_rom();
182 bcm5785_enable_lpc();
185 pc87417_enable_dev(RTC_DEV);
187 /* Is this a deliberate reset by the bios */
189 if (bios_reset_detected() && last_boot_normal()) {
192 /* This is the primary cpu how should I boot? */
193 else if (do_normal_boot()) {
201 __asm__ volatile ("jmp __normal_image"
203 : "a" (bist), "b" (cpu_init_detectedx) /* inputs */
213 void real_main(unsigned long bist, unsigned long cpu_init_detectedx);
215 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
218 #if CONFIG_USE_FALLBACK_IMAGE == 1
219 failover_process(bist, cpu_init_detectedx);
221 real_main(bist, cpu_init_detectedx);
225 void real_main(unsigned long bist, unsigned long cpu_init_detectedx)
227 static const uint16_t spd_addr[] = {
229 RC0|DIMM0, RC0|DIMM2, RC0|DIMM4, RC0|DIMM6,
230 RC0|DIMM1, RC0|DIMM3, RC0|DIMM5, RC0|DIMM7,
231 #if CONFIG_MAX_PHYSICAL_CPUS > 1
233 RC1|DIMM0, RC1|DIMM2, RC1|DIMM4, RC1|DIMM6,
234 RC1|DIMM1, RC1|DIMM3, RC1|DIMM5, RC1|DIMM7,
239 struct sys_info *sysinfo = (CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
242 unsigned bsp_apicid = 0;
245 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
250 pc87417_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
254 // dump_mem(CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE-0x200, CONFIG_DCACHE_RAM_BASE+CONFIG_DCACHE_RAM_SIZE);
256 /* Halt if there was a built in self test failure */
257 report_bist_failure(bist);
259 print_debug("*sysinfo range: ["); print_debug_hex32(sysinfo); print_debug(","); print_debug_hex32((unsigned long)sysinfo+sizeof(struct sys_info)); print_debug(")\r\n");
261 setup_ms9185_resource_map();
263 dump_pci_device(PCI_DEV(0, 0x18, 0));
264 dump_pci_device(PCI_DEV(0, 0x19, 0));
267 print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\r\n");
269 setup_coherent_ht_domain();
271 wait_all_core0_started();
272 #if CONFIG_LOGICAL_CPUS==1
273 // It is said that we should start core1 after all core0 launched
274 /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
275 * So here need to make sure last core0 is started, esp for two way system,
276 * (there may be apic id conflicts in that case)
279 //bx_a010- wait_all_other_cores_started(bsp_apicid);
282 /* it will set up chains and store link pair for optimization later */
283 ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
285 bcm5785_early_setup();
289 //it your CPU min fid is 1G, you can change HT to 1G and FID to max one time.
290 needs_reset = optimize_link_coherent_ht();
291 needs_reset |= optimize_link_incoherent_ht(sysinfo);
294 #if K8_SET_FIDVID == 1
298 msr=rdmsr(0xc0010042);
299 print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n");
305 enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
307 init_fidvid_bsp(bsp_apicid);
309 // show final fid and vid
312 msr=rdmsr(0xc0010042);
313 print_debug("end msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n");
319 needs_reset = optimize_link_coherent_ht();
320 needs_reset |= optimize_link_incoherent_ht(sysinfo);
322 // fidvid change will issue one LDTSTOP and the HT change will be effective too
324 print_info("ht reset -\r\n");
328 allow_all_aps_stop(bsp_apicid);
330 //It's the time to set ctrl in sysinfo now;
331 fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
338 activate_spd_rom(sysinfo->ctrl+i);
339 dump_smbus_registers();
345 for(i=1;i<256;i<<=1) {
347 dump_smbus_registers();
353 //do we need apci timer, tsc...., only debug need it for better output
354 /* all ap stopped? */
355 // init_timer(); // Need to use TMICT to synconize FID/VID
357 sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
364 // dump_pci_devices();
365 dump_pci_device_index_wait(PCI_DEV(0, 0x18, 2), 0x98);
366 dump_pci_device_index_wait(PCI_DEV(0, 0x19, 2), 0x98);