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 #if CONFIG_LOGICAL_CPUS==1
25 #define SET_NB_CFG_54 1
28 #if CONFIG_K8_REV_F_SUPPORT == 1
29 #define K8_REV_F_SUPPORT_F0_F1_WORKAROUND 0
34 #include <device/pci_def.h>
35 #include <device/pci_ids.h>
37 #include <device/pnp_def.h>
38 #include <arch/romcc_io.h>
39 #include <cpu/x86/lapic.h>
40 #include <pc80/mc146818rtc.h>
42 #include <console/console.h>
45 #include <cpu/amd/model_fxx_rev.h>
47 #include "southbridge/sis/sis966/sis966.h"
48 #include "southbridge/sis/sis966/sis966_early_smbus.c"
49 #include "southbridge/sis/sis966/sis966_enable_rom.c"
50 #include "northbridge/amd/amdk8/raminit.h"
51 #include "cpu/amd/model_fxx/apic_timer.c"
52 #include "lib/delay.c"
54 #include "cpu/x86/lapic/boot_cpu.c"
55 #include "northbridge/amd/amdk8/reset_test.c"
56 #include "superio/ite/it8716f/it8716f_early_serial.c"
57 #include "superio/ite/it8716f/it8716f_early_init.c"
59 #include "cpu/x86/bist.h"
61 #include "northbridge/amd/amdk8/debug.c"
63 #include "cpu/x86/mtrr/earlymtrr.c"
65 #include "northbridge/amd/amdk8/setup_resource_map.c"
67 #define SERIAL_DEV PNP_DEV(0x2e, IT8716F_SP1)
69 #include "southbridge/sis/sis966/sis966_early_ctrl.c"
71 static void memreset(int controllers, const struct mem_controller *ctrl)
75 static inline void activate_spd_rom(const struct mem_controller *ctrl)
80 static inline int spd_read_byte(unsigned device, unsigned address)
82 return smbus_read_byte(device, address);
85 #include "northbridge/amd/amdk8/amdk8_f.h"
86 #include "northbridge/amd/amdk8/incoherent_ht.c"
87 #include "northbridge/amd/amdk8/coherent_ht.c"
88 #include "northbridge/amd/amdk8/raminit_f.c"
89 #include "lib/generic_sdram.c"
91 #include "resourcemap.c"
93 #include "cpu/amd/dualcore/dualcore.c"
96 #define SIS966_USE_NIC 1
97 #define SIS966_USE_AZA 1
99 #define SIS966_PCI_E_X_0 0
101 #define SIS966_MB_SETUP \
102 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+37, 0x00, 0x44,/* GPIO38 PCI_REQ3 */ \
103 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+38, 0x00, 0x44,/* GPIO39 PCI_GNT3 */ \
104 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+39, 0x00, 0x44,/* GPIO40 PCI_GNT2 */ \
105 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+40, 0x00, 0x44,/* GPIO41 PCI_REQ2 */ \
106 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+59, 0x00, 0x60,/* GPIP60 FANCTL0 */ \
107 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+60, 0x00, 0x60,/* GPIO61 FANCTL1 */
109 #include "southbridge/sis/sis966/sis966_early_setup_ss.h"
111 #include "cpu/amd/car/post_cache_as_ram.c"
113 #include "cpu/amd/model_fxx/init_cpus.c"
115 #include "cpu/amd/model_fxx/fidvid.c"
117 #include "northbridge/amd/amdk8/early_ht.c"
119 static void sio_setup(void)
124 byte = pci_read_config8(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0x7b);
126 pci_write_config8(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0x7b, byte);
128 dword = pci_read_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa0);
130 pci_write_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa0, dword);
132 dword = pci_read_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa4);
134 pci_write_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa4, dword);
137 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
139 static const uint16_t spd_addr [] = {
141 (0xa<<3)|0, (0xa<<3)|2, 0, 0,
142 (0xa<<3)|1, (0xa<<3)|3, 0, 0,
144 (0xa<<3)|4, (0xa<<3)|6, 0, 0,
145 (0xa<<3)|5, (0xa<<3)|7, 0, 0,
148 struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE +
149 CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
152 unsigned bsp_apicid = 0;
154 if (!cpu_init_detectedx && boot_cpu()) {
155 /* Nothing special needs to be done to find bus 0 */
156 /* Allow the HT devices to be found */
158 enumerate_ht_chain();
162 /* Setup the sis966 */
167 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
170 pnp_enter_ext_func_mode(SERIAL_DEV);
171 pnp_write_config(SERIAL_DEV, 0x23, 0);
172 it8716f_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
173 pnp_exit_ext_func_mode(SERIAL_DEV);
175 setup_mb_resource_map();
179 /* Halt if there was a built in self test failure */
180 report_bist_failure(bist);
183 sis966_enable_usbdebug(CONFIG_USBDEBUG_DEFAULT_PORT);
184 early_usbdebug_init();
187 printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
189 print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\n");
191 #if CONFIG_MEM_TRAIN_SEQ == 1
192 set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
194 setup_coherent_ht_domain(); // routing table and start other core0
196 wait_all_core0_started();
197 #if CONFIG_LOGICAL_CPUS==1
198 // It is said that we should start core1 after all core0 launched
199 /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
200 * So here need to make sure last core0 is started, esp for two way system,
201 * (there may be apic id conflicts in that case)
204 wait_all_other_cores_started(bsp_apicid);
207 /* it will set up chains and store link pair for optimization later */
208 ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
210 #if CONFIG_SET_FIDVID
214 msr=rdmsr(0xc0010042);
215 print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
221 enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
223 init_fidvid_bsp(bsp_apicid);
225 // show final fid and vid
228 msr=rdmsr(0xc0010042);
229 print_debug("end msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
234 needs_reset |= optimize_link_coherent_ht();
235 needs_reset |= optimize_link_incoherent_ht(sysinfo);
237 // fidvid change will issue one LDTSTOP and the HT change will be effective too
239 print_info("ht reset -\n");
242 allow_all_aps_stop(bsp_apicid);
244 //It's the time to set ctrl in sysinfo now;
245 fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
250 //do we need apci timer, tsc...., only debug need it for better output
251 /* all ap stopped? */
252 // init_timer(); // Need to use TMICT to synconize FID/VID
254 sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
257 post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now