2 * This file is part of the coreboot project.
4 * Copyright (C) 2007 AMD
5 * Written by Yinghai Lu <yinghailu@amd.com> for AMD.
6 * Copyright (C) 2007 Silicon Integrated Systems Corp. (SiS)
7 * Written by Morgan Tsai <my_tsai@sis.com> for SiS.
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #define K8_ALLOCATE_IO_RANGE 1
27 #if CONFIG_LOGICAL_CPUS==1
28 #define SET_NB_CFG_54 1
31 //used by init_cpus and fidvid
33 //if we want to wait for core1 done before DQS training, set it to 0
34 #define SET_FIDVID_CORE0_ONLY 1
36 #if CONFIG_K8_REV_F_SUPPORT == 1
37 #define K8_REV_F_SUPPORT_F0_F1_WORKAROUND 0
42 #include <device/pci_def.h>
43 #include <device/pci_ids.h>
45 #include <device/pnp_def.h>
46 #include <arch/romcc_io.h>
47 #include <cpu/x86/lapic.h>
48 #include <pc80/mc146818rtc.h>
50 #include <console/console.h>
53 #include <cpu/amd/model_fxx_rev.h>
55 #include "southbridge/sis/sis966/sis966.h"
56 #include "southbridge/sis/sis966/sis966_early_smbus.c"
57 #include "southbridge/sis/sis966/sis966_enable_rom.c"
58 #include "northbridge/amd/amdk8/raminit.h"
59 #include "cpu/amd/model_fxx/apic_timer.c"
60 #include "lib/delay.c"
62 #include "cpu/x86/lapic/boot_cpu.c"
63 #include "northbridge/amd/amdk8/reset_test.c"
64 #include "superio/ite/it8716f/it8716f_early_serial.c"
65 #include "superio/ite/it8716f/it8716f_early_init.c"
67 #include "cpu/x86/bist.h"
69 #include "northbridge/amd/amdk8/debug.c"
71 #include "cpu/x86/mtrr/earlymtrr.c"
73 #include "northbridge/amd/amdk8/setup_resource_map.c"
75 #define SERIAL_DEV PNP_DEV(0x2e, IT8716F_SP1)
77 #include "southbridge/sis/sis966/sis966_early_ctrl.c"
79 static void memreset(int controllers, const struct mem_controller *ctrl)
83 static inline void activate_spd_rom(const struct mem_controller *ctrl)
88 static inline int spd_read_byte(unsigned device, unsigned address)
90 return smbus_read_byte(device, address);
93 #include "northbridge/amd/amdk8/amdk8_f.h"
94 #include "northbridge/amd/amdk8/incoherent_ht.c"
95 #include "northbridge/amd/amdk8/coherent_ht.c"
96 #include "northbridge/amd/amdk8/raminit_f.c"
97 #include "lib/generic_sdram.c"
99 #include "resourcemap.c"
101 #include "cpu/amd/dualcore/dualcore.c"
104 #define SIS966_USE_NIC 1
105 #define SIS966_USE_AZA 1
107 #define SIS966_PCI_E_X_0 0
109 #define SIS966_MB_SETUP \
110 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+37, 0x00, 0x44,/* GPIO38 PCI_REQ3 */ \
111 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+38, 0x00, 0x44,/* GPIO39 PCI_GNT3 */ \
112 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+39, 0x00, 0x44,/* GPIO40 PCI_GNT2 */ \
113 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+40, 0x00, 0x44,/* GPIO41 PCI_REQ2 */ \
114 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+59, 0x00, 0x60,/* GPIP60 FANCTL0 */ \
115 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+60, 0x00, 0x60,/* GPIO61 FANCTL1 */
117 #include "southbridge/sis/sis966/sis966_early_setup_ss.h"
119 #include "cpu/amd/car/post_cache_as_ram.c"
121 #include "cpu/amd/model_fxx/init_cpus.c"
123 #include "cpu/amd/model_fxx/fidvid.c"
125 #include "northbridge/amd/amdk8/early_ht.c"
127 static void sio_setup(void)
132 byte = pci_read_config8(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0x7b);
134 pci_write_config8(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0x7b, byte);
136 dword = pci_read_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa0);
138 pci_write_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa0, dword);
140 dword = pci_read_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa4);
142 pci_write_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa4, dword);
145 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
147 static const uint16_t spd_addr [] = {
149 (0xa<<3)|0, (0xa<<3)|2, 0, 0,
150 (0xa<<3)|1, (0xa<<3)|3, 0, 0,
152 (0xa<<3)|4, (0xa<<3)|6, 0, 0,
153 (0xa<<3)|5, (0xa<<3)|7, 0, 0,
156 struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE +
157 CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
160 unsigned bsp_apicid = 0;
162 if (!cpu_init_detectedx && boot_cpu()) {
163 /* Nothing special needs to be done to find bus 0 */
164 /* Allow the HT devices to be found */
166 enumerate_ht_chain();
170 /* Setup the sis966 */
175 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
178 pnp_enter_ext_func_mode(SERIAL_DEV);
179 pnp_write_config(SERIAL_DEV, 0x23, 0);
180 it8716f_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
181 pnp_exit_ext_func_mode(SERIAL_DEV);
183 setup_mb_resource_map();
187 /* Halt if there was a built in self test failure */
188 report_bist_failure(bist);
191 sis966_enable_usbdebug(CONFIG_USBDEBUG_DEFAULT_PORT);
192 early_usbdebug_init();
195 printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
197 print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\n");
199 #if CONFIG_MEM_TRAIN_SEQ == 1
200 set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
202 setup_coherent_ht_domain(); // routing table and start other core0
204 wait_all_core0_started();
205 #if CONFIG_LOGICAL_CPUS==1
206 // It is said that we should start core1 after all core0 launched
207 /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
208 * So here need to make sure last core0 is started, esp for two way system,
209 * (there may be apic id conflicts in that case)
212 wait_all_other_cores_started(bsp_apicid);
215 /* it will set up chains and store link pair for optimization later */
216 ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
222 msr=rdmsr(0xc0010042);
223 print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
229 enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
231 init_fidvid_bsp(bsp_apicid);
233 // show final fid and vid
236 msr=rdmsr(0xc0010042);
237 print_debug("end msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
242 needs_reset |= optimize_link_coherent_ht();
243 needs_reset |= optimize_link_incoherent_ht(sysinfo);
245 // fidvid change will issue one LDTSTOP and the HT change will be effective too
247 print_info("ht reset -\n");
250 allow_all_aps_stop(bsp_apicid);
252 //It's the time to set ctrl in sysinfo now;
253 fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
258 //do we need apci timer, tsc...., only debug need it for better output
259 /* all ap stopped? */
260 // init_timer(); // Need to use TMICT to synconize FID/VID
262 sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
265 post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now