Eliminate SET_NB_CFG_54 option. There was no board that
[coreboot.git] / src / mainboard / supermicro / h8dmr / romstage.c
1 /*
2  * This file is part of the coreboot project.
3  *
4  * Copyright (C) 2007 AMD
5  * Written by Yinghai Lu <yinghailu@amd.com> for AMD.
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
20  */
21
22 #if CONFIG_K8_REV_F_SUPPORT == 1
23 #define K8_REV_F_SUPPORT_F0_F1_WORKAROUND 0
24 #endif
25
26 #include <stdint.h>
27 #include <string.h>
28 #include <device/pci_def.h>
29 #include <device/pci_ids.h>
30 #include <arch/io.h>
31 #include <device/pnp_def.h>
32 #include <arch/romcc_io.h>
33 #include <cpu/x86/lapic.h>
34 #include <pc80/mc146818rtc.h>
35
36 #include <console/console.h>
37 #include <lib.h>
38
39 #include <cpu/amd/model_fxx_rev.h>
40
41 // for enable the FAN
42 #include "southbridge/nvidia/mcp55/mcp55_early_smbus.c"
43 #include "northbridge/amd/amdk8/raminit.h"
44 #include "cpu/amd/model_fxx/apic_timer.c"
45 #include "lib/delay.c"
46
47 #include "cpu/x86/lapic/boot_cpu.c"
48 #include "northbridge/amd/amdk8/reset_test.c"
49 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
50 #include "superio/winbond/w83627hf/w83627hf_early_init.c"
51
52 #include "cpu/x86/bist.h"
53
54 #include "northbridge/amd/amdk8/debug.c"
55
56 #include "cpu/x86/mtrr/earlymtrr.c"
57
58 #include "northbridge/amd/amdk8/setup_resource_map.c"
59
60 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
61
62 #include "southbridge/nvidia/mcp55/mcp55_early_ctrl.c"
63
64 static void memreset(int controllers, const struct mem_controller *ctrl)
65 {
66 }
67
68 static inline void activate_spd_rom(const struct mem_controller *ctrl)
69 {
70         /* nothing to do */
71 }
72
73 static inline int spd_read_byte(unsigned device, unsigned address)
74 {
75         return smbus_read_byte(device, address);
76 }
77
78 #include "northbridge/amd/amdk8/amdk8_f.h"
79 #include "northbridge/amd/amdk8/incoherent_ht.c"
80 #include "northbridge/amd/amdk8/coherent_ht.c"
81 #include "northbridge/amd/amdk8/raminit_f.c"
82 #include "lib/generic_sdram.c"
83
84 #include "resourcemap.c"
85
86 #include "cpu/amd/dualcore/dualcore.c"
87
88 #define MCP55_PCI_E_X_0 4
89
90 #include "southbridge/nvidia/mcp55/mcp55_early_setup_ss.h"
91 #include "southbridge/nvidia/mcp55/mcp55_early_setup_car.c"
92
93 #include "cpu/amd/car/post_cache_as_ram.c"
94
95 #include "cpu/amd/model_fxx/init_cpus.c"
96
97 #include "cpu/amd/model_fxx/fidvid.c"
98
99 #include "southbridge/nvidia/mcp55/mcp55_enable_rom.c"
100 #include "northbridge/amd/amdk8/early_ht.c"
101
102 static void sio_setup(void)
103 {
104         uint32_t dword;
105         uint8_t byte;
106         enable_smbus();
107 //      smbusx_write_byte(1, (0x58>>1), 0, 0x80); /* select bank0 */
108         smbusx_write_byte(1, (0x58>>1), 0xb1, 0xff); /* set FAN ctrl to DC mode */
109
110         byte = pci_read_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b);
111         byte |= 0x20;
112         pci_write_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b, byte);
113
114         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0);
115         dword |= (1<<0);
116         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0, dword);
117
118         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4);
119         dword |= (1<<16);
120         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4, dword);
121 }
122
123 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
124 {
125         static const uint16_t spd_addr [] = {
126                         // Node 0
127                         (0xa<<3)|0, (0xa<<3)|2, 0, 0,
128                         (0xa<<3)|1, (0xa<<3)|3, 0, 0,
129                         // Node 1
130                         (0xa<<3)|4, (0xa<<3)|6, 0, 0,
131                         (0xa<<3)|5, (0xa<<3)|7, 0, 0,
132         };
133
134         struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE
135                 + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
136
137         int needs_reset = 0;
138         unsigned bsp_apicid = 0;
139
140         if (!cpu_init_detectedx && boot_cpu()) {
141                 /* Nothing special needs to be done to find bus 0 */
142                 /* Allow the HT devices to be found */
143
144                 enumerate_ht_chain();
145
146                 sio_setup();
147
148                 /* Setup the mcp55 */
149                 mcp55_enable_rom();
150         }
151
152         if (bist == 0) {
153                 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
154         }
155
156         pnp_enter_ext_func_mode(SERIAL_DEV);
157         pnp_write_config(SERIAL_DEV, 0x24, 0x84 | (1 << 6));
158         w83627hf_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
159         pnp_exit_ext_func_mode(SERIAL_DEV);
160
161         uart_init();
162         console_init();
163
164         /* Halt if there was a built in self test failure */
165         report_bist_failure(bist);
166
167         printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
168
169         setup_mb_resource_map();
170
171         print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\n");
172
173 #if CONFIG_MEM_TRAIN_SEQ == 1
174         set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
175 #endif
176         setup_coherent_ht_domain(); // routing table and start other core0
177
178         wait_all_core0_started();
179 #if CONFIG_LOGICAL_CPUS==1
180         // It is said that we should start core1 after all core0 launched
181         /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
182          * So here need to make sure last core0 is started, esp for two way system,
183          * (there may be apic id conflicts in that case)
184          */
185         start_other_cores();
186         wait_all_other_cores_started(bsp_apicid);
187 #endif
188
189         /* it will set up chains and store link pair for optimization later */
190         ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
191
192 #if CONFIG_SET_FIDVID
193         {
194                 msr_t msr;
195                 msr=rdmsr(0xc0010042);
196                 printk(BIOS_DEBUG, "begin msr fid, vid %08x, %08x\n", msr.hi, msr.lo);
197         }
198
199         enable_fid_change();
200
201         enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
202
203         init_fidvid_bsp(bsp_apicid);
204
205         // show final fid and vid
206         {
207                 msr_t msr;
208                 msr=rdmsr(0xc0010042);
209                 printk(BIOS_DEBUG, "end   msr fid, vid %08x, %08x\n", msr.hi, msr.lo);
210         }
211 #endif
212
213         init_timer(); // Need to use TMICT to synconize FID/VID
214
215         needs_reset |= optimize_link_coherent_ht();
216         needs_reset |= optimize_link_incoherent_ht(sysinfo);
217         needs_reset |= mcp55_early_setup_x();
218
219         // fidvid change will issue one LDTSTOP and the HT change will be effective too
220         if (needs_reset) {
221                 print_info("ht reset -\n");
222                 soft_reset();
223         }
224
225         allow_all_aps_stop(bsp_apicid);
226
227         //It's the time to set ctrl in sysinfo now;
228         fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
229
230 //        enable_smbus(); /* enable in sio_setup */
231
232         /* all ap stopped? */
233
234         sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
235
236         post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now
237 }