Use DIMM0 et al in lots more places instead of hardocding values.
[coreboot.git] / src / mainboard / nvidia / l1_2pvv / 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 <usbdebug.h>
38 #include <lib.h>
39 #include <spd.h>
40
41 #include <cpu/amd/model_fxx_rev.h>
42
43 #include "southbridge/nvidia/mcp55/mcp55_early_smbus.c"
44 #include "northbridge/amd/amdk8/raminit.h"
45 #include "cpu/amd/model_fxx/apic_timer.c"
46 #include "lib/delay.c"
47
48 #include "cpu/x86/lapic/boot_cpu.c"
49 #include "northbridge/amd/amdk8/reset_test.c"
50 #include "superio/winbond/w83627ehg/w83627ehg_early_serial.c"
51 #include "superio/winbond/w83627ehg/w83627ehg_early_init.c"
52
53 #include "cpu/x86/bist.h"
54
55 #include "northbridge/amd/amdk8/debug.c"
56
57 #include "cpu/x86/mtrr/earlymtrr.c"
58
59 #include "northbridge/amd/amdk8/setup_resource_map.c"
60
61 #define SERIAL_DEV PNP_DEV(0x2e, W83627EHG_SP1)
62
63 #include "southbridge/nvidia/mcp55/mcp55_early_ctrl.c"
64
65 static void memreset(int controllers, const struct mem_controller *ctrl)
66 {
67 }
68
69 static inline void activate_spd_rom(const struct mem_controller *ctrl)
70 {
71         /* nothing to do */
72 }
73
74 static inline int spd_read_byte(unsigned device, unsigned address)
75 {
76         return smbus_read_byte(device, address);
77 }
78
79 #include "northbridge/amd/amdk8/amdk8_f.h"
80 #include "northbridge/amd/amdk8/incoherent_ht.c"
81 #include "northbridge/amd/amdk8/coherent_ht.c"
82 #include "northbridge/amd/amdk8/raminit_f.c"
83 #include "lib/generic_sdram.c"
84
85 #include "resourcemap.c"
86
87 #include "cpu/amd/dualcore/dualcore.c"
88
89 #define MCP55_PCI_E_X_0 2
90 #define MCP55_PCI_E_X_1 4
91
92 #define MCP55_MB_SETUP \
93         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+37, 0x00, 0x44,/* GPIO38 PCI_REQ3 */ \
94         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+38, 0x00, 0x44,/* GPIO39 PCI_GNT3 */ \
95         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+39, 0x00, 0x44,/* GPIO40 PCI_GNT2 */ \
96         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+40, 0x00, 0x44,/* GPIO41 PCI_REQ2 */ \
97         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+59, 0x00, 0x60,/* GPIP60 FANCTL0 */ \
98         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+60, 0x00, 0x60,/* GPIO61 FANCTL1 */
99
100 #include "southbridge/nvidia/mcp55/mcp55_early_setup_ss.h"
101 #include "southbridge/nvidia/mcp55/mcp55_early_setup_car.c"
102
103
104
105 #include "cpu/amd/car/post_cache_as_ram.c"
106
107 #include "cpu/amd/model_fxx/init_cpus.c"
108
109 #include "cpu/amd/model_fxx/fidvid.c"
110
111 #include "southbridge/nvidia/mcp55/mcp55_enable_rom.c"
112 #include "northbridge/amd/amdk8/early_ht.c"
113
114 static void sio_setup(void)
115 {
116         uint32_t dword;
117         uint8_t byte;
118
119         byte = pci_read_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b);
120         byte |= 0x20;
121         pci_write_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b, byte);
122
123         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0);
124         dword |= (1<<0);
125         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0, dword);
126
127         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4);
128         dword |= (1<<16);
129         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4, dword);
130 }
131
132 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
133 {
134         static const uint16_t spd_addr [] = {
135                         // Node 0
136                         DIMM0, DIMM2, 0, 0,
137                         DIMM1, DIMM3, 0, 0,
138                         // Node 1
139                         DIMM4, DIMM6, 0, 0,
140                         DIMM5, DIMM7, 0, 0,
141         };
142
143         struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE
144                 + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
145
146         int needs_reset = 0;
147         unsigned bsp_apicid = 0;
148
149         if (!cpu_init_detectedx && boot_cpu()) {
150                 /* Nothing special needs to be done to find bus 0 */
151                 /* Allow the HT devices to be found */
152
153                 enumerate_ht_chain();
154
155                 sio_setup();
156
157                 /* Setup the mcp55 */
158                 mcp55_enable_rom();
159         }
160
161         if (bist == 0) {
162                 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
163         }
164
165         pnp_enter_ext_func_mode(SERIAL_DEV);
166         pnp_write_config(SERIAL_DEV, 0x24, 0);
167         w83627ehg_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
168         pnp_exit_ext_func_mode(SERIAL_DEV);
169
170         setup_mb_resource_map();
171
172         uart_init();
173
174         /* Halt if there was a built in self test failure */
175         report_bist_failure(bist);
176
177 #if CONFIG_USBDEBUG
178         mcp55_enable_usbdebug(CONFIG_USBDEBUG_DEFAULT_PORT);
179         early_usbdebug_init();
180 #endif
181         console_init();
182         printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
183
184         print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\n");
185
186 #if CONFIG_MEM_TRAIN_SEQ == 1
187         set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
188 #endif
189         setup_coherent_ht_domain(); // routing table and start other core0
190
191         wait_all_core0_started();
192 #if CONFIG_LOGICAL_CPUS==1
193         // It is said that we should start core1 after all core0 launched
194         /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
195          * So here need to make sure last core0 is started, esp for two way system,
196          * (there may be apic id conflicts in that case)
197          */
198         start_other_cores();
199         wait_all_other_cores_started(bsp_apicid);
200 #endif
201
202         /* it will set up chains and store link pair for optimization later */
203         ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
204
205 #if CONFIG_SET_FIDVID
206
207         {
208                 msr_t msr;
209                 msr=rdmsr(0xc0010042);
210                 print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
211
212         }
213
214         enable_fid_change();
215
216         enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
217
218         init_fidvid_bsp(bsp_apicid);
219
220         // show final fid and vid
221         {
222                 msr_t msr;
223                 msr=rdmsr(0xc0010042);
224                 print_debug("end   msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\n");
225
226         }
227 #endif
228         init_timer(); /* Need to use TMICT to synconize FID/VID. */
229
230         needs_reset |= optimize_link_coherent_ht();
231         needs_reset |= optimize_link_incoherent_ht(sysinfo);
232         needs_reset |= mcp55_early_setup_x();
233
234         // fidvid change will issue one LDTSTOP and the HT change will be effective too
235         if (needs_reset) {
236                 print_info("ht reset -\n");
237                 soft_reset();
238         }
239         allow_all_aps_stop(bsp_apicid);
240
241         //It's the time to set ctrl in sysinfo now;
242         fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
243
244         enable_smbus();
245
246         /* all ap stopped? */
247
248         sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
249
250         post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now
251
252 }
253