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) 2007 University of Mannheim
9 * Written by Philipp Degler <pdegler@rumms.uni-mannheim.de> for University of Mannheim
10 * Copyright (C) 2009 University of Heidelberg
11 * Written by Mondrian Nuessle <nuessle@uni-heidelberg.de> for University of Heidelberg
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
28 #define K8_ALLOCATE_IO_RANGE 1
30 #define QRANK_DIMM_SUPPORT 1
32 #if CONFIG_LOGICAL_CPUS==1
33 #define SET_NB_CFG_54 1
36 //used by init_cpus and fidvid
38 //if we want to wait for core1 done before DQS training, set it to 0
39 #define SET_FIDVID_CORE0_ONLY 1
41 #if CONFIG_K8_REV_F_SUPPORT == 1
42 #define K8_REV_F_SUPPORT_F0_F1_WORKAROUND 0
47 #include <device/pci_def.h>
48 #include <device/pci_ids.h>
50 #include <device/pnp_def.h>
51 #include <arch/romcc_io.h>
52 #include <cpu/x86/lapic.h>
53 #include <pc80/mc146818rtc.h>
55 #include <console/console.h>
57 #include <cpu/amd/model_fxx_rev.h>
59 #include "southbridge/broadcom/bcm5785/bcm5785_early_smbus.c"
60 #include "southbridge/broadcom/bcm5785/bcm5785_enable_rom.c"
61 #include "northbridge/amd/amdk8/raminit.h"
62 #include "cpu/amd/model_fxx/apic_timer.c"
63 #include "lib/delay.c"
65 #include "cpu/x86/lapic/boot_cpu.c"
66 #include "northbridge/amd/amdk8/reset_test.c"
68 #include "superio/serverengines/pilot/pilot_early_serial.c"
69 #include "superio/serverengines/pilot/pilot_early_init.c"
70 #include "superio/nsc/pc87417/pc87417_early_serial.c"
72 #include "cpu/x86/bist.h"
74 #include "northbridge/amd/amdk8/debug.c"
76 #include "cpu/x86/mtrr/earlymtrr.c"
78 #include "northbridge/amd/amdk8/setup_resource_map.c"
80 #define SERIAL_DEV PNP_DEV(0x2e, PILOT_SP1)
81 #define RTC_DEV PNP_DEV(0x4e, PC87417_RTC)
83 #include "southbridge/broadcom/bcm5785/bcm5785_early_setup.c"
85 static void memreset(int controllers, const struct mem_controller *ctrl)
89 static inline void activate_spd_rom(const struct mem_controller *ctrl)
91 #define SMBUS_SWITCH1 0x70
92 #define SMBUS_SWITCH2 0x72
93 unsigned device = (ctrl->channel0[0]) >> 8;
94 smbus_send_byte(SMBUS_SWITCH1, device & 0x0f);
95 smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f );
98 static inline int spd_read_byte(unsigned device, unsigned address)
100 return smbus_read_byte(device, address);
103 #include "northbridge/amd/amdk8/amdk8_f.h"
104 #include "northbridge/amd/amdk8/incoherent_ht.c"
105 #include "northbridge/amd/amdk8/coherent_ht.c"
106 #include "northbridge/amd/amdk8/raminit_f.c"
107 #include "lib/generic_sdram.c"
109 #include "cpu/amd/dualcore/dualcore.c"
124 #include "cpu/amd/car/post_cache_as_ram.c"
126 #include "cpu/amd/model_fxx/init_cpus.c"
128 #include "cpu/amd/model_fxx/fidvid.c"
130 #include "northbridge/amd/amdk8/early_ht.c"
135 static void setup_early_ipmi_serial()
137 unsigned char result;
138 char channel_access[]={0x06<<2,0x40,0x04,0x80,0x05};
139 char serialmodem_conf[]={0x0c<<2,0x10,0x04,0x08,0x00,0x0f};
140 char serial_mux1[]={0x0c<<2,0x12,0x04,0x06};
141 char serial_mux2[]={0x0c<<2,0x12,0x04,0x03};
142 char serial_mux3[]={0x0c<<2,0x12,0x04,0x07};
145 //set channel access system only
146 ipmi_request(5,channel_access);
149 //Set serial/modem config
150 result=ipmi_request(6,serialmodem_conf);
154 result=ipmi_request(4,serial_mux1);
158 result=ipmi_request(4,serial_mux2);
162 result=ipmi_request(4,serial_mux3);
170 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
172 static const uint16_t spd_addr[] = {
182 struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE
183 + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
186 unsigned bsp_apicid = 0;
188 if (!cpu_init_detectedx && boot_cpu()) {
189 /* Nothing special needs to be done to find bus 0 */
190 /* Allow the HT devices to be found */
192 enumerate_ht_chain();
193 bcm5785_enable_rom();
194 bcm5785_enable_lpc();
196 pc87417_enable_dev(RTC_DEV);
200 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
203 pilot_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
207 /* Halt if there was a built in self test failure */
208 report_bist_failure(bist);
211 // setup_early_ipmi_serial();
212 pilot_early_init(SERIAL_DEV); //config port is being taken from SERIAL_DEV
213 printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
214 printk(BIOS_DEBUG, "bsp_apicid=%02x\n", bsp_apicid);
216 #if CONFIG_MEM_TRAIN_SEQ == 1
217 set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
219 setup_coherent_ht_domain();
221 wait_all_core0_started();
222 #if CONFIG_LOGICAL_CPUS==1
223 // It is said that we should start core1 after all core0 launched
224 /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
225 * So here need to make sure last core0 is started, esp for two way system,
226 * (there may be apic id conflicts in that case)
229 wait_all_other_cores_started(bsp_apicid);
232 /* it will set up chains and store link pair for optimization later */
233 ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
234 bcm5785_early_setup();
239 msr=rdmsr(0xc0010042);
240 printk(BIOS_DEBUG, "begin msr fid, vid %08x %08x\n", msr.hi, msr.lo);
243 enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
244 init_fidvid_bsp(bsp_apicid);
245 // show final fid and vid
248 msr=rdmsr(0xc0010042);
249 printk(BIOS_DEBUG, "end msr fid, vid %08x %08x\n", msr.hi, msr.lo);
253 needs_reset = optimize_link_coherent_ht();
254 needs_reset |= optimize_link_incoherent_ht(sysinfo);
256 // fidvid change will issue one LDTSTOP and the HT change will be effective too
258 printk(BIOS_INFO, "ht reset -\n");
262 allow_all_aps_stop(bsp_apicid);
264 //It's the time to set ctrl in sysinfo now;
265 fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
268 //do we need apci timer, tsc...., only debug need it for better output
269 /* all ap stopped? */
270 // init_timer(); // Need to use TMICT to synconize FID/VID
272 sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);