Rework boolean expression (DeMorgan and all) for
[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 #define ASSEMBLY 1
23 #define __PRE_RAM__
24
25 #define RAMINIT_SYSINFO 1
26
27 #define K8_ALLOCATE_IO_RANGE 1
28
29 #define QRANK_DIMM_SUPPORT 1
30
31 #if CONFIG_LOGICAL_CPUS==1
32 #define SET_NB_CFG_54 1
33 #endif
34
35 //used by init_cpus and fidvid
36 #define K8_SET_FIDVID 1
37 //if we want to wait for core1 done before DQS training, set it to 0
38 #define K8_SET_FIDVID_CORE0_ONLY 1
39
40 #if CONFIG_K8_REV_F_SUPPORT == 1
41 #define K8_REV_F_SUPPORT_F0_F1_WORKAROUND 0
42 #endif
43  
44 #include <stdint.h>
45 #include <string.h>
46 #include <device/pci_def.h>
47 #include <device/pci_ids.h>
48 #include <arch/io.h>
49 #include <device/pnp_def.h>
50 #include <arch/romcc_io.h>
51 #include <cpu/x86/lapic.h>
52 #include "option_table.h"
53 #include "pc80/mc146818rtc_early.c"
54
55 // for enable the FAN
56 #include "southbridge/nvidia/mcp55/mcp55_early_smbus.c"
57
58 #if CONFIG_USE_FAILOVER_IMAGE==0
59 #include "pc80/serial.c"
60 #include "arch/i386/lib/console.c"
61 #include "lib/ramtest.c"
62
63 #include <cpu/amd/model_fxx_rev.h>
64
65 //#include "southbridge/nvidia/mcp55/mcp55_early_smbus.c"
66 #include "northbridge/amd/amdk8/raminit.h"
67 #include "cpu/amd/model_fxx/apic_timer.c"
68 #include "lib/delay.c"
69
70 #endif
71
72 #include "cpu/x86/lapic/boot_cpu.c"
73 #include "northbridge/amd/amdk8/reset_test.c"
74 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
75 #include "superio/winbond/w83627hf/w83627hf_early_init.c"
76
77 #if CONFIG_USE_FAILOVER_IMAGE==0
78
79 #include "cpu/x86/bist.h"
80
81 #include "northbridge/amd/amdk8/debug.c"
82
83 #include "cpu/amd/mtrr/amd_earlymtrr.c"
84
85
86 #include "northbridge/amd/amdk8/setup_resource_map.c"
87
88 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
89
90 #include "southbridge/nvidia/mcp55/mcp55_early_ctrl.c"
91
92 static void memreset_setup(void)
93 {
94 }
95
96 static void memreset(int controllers, const struct mem_controller *ctrl)
97 {
98 }
99
100 static inline void activate_spd_rom(const struct mem_controller *ctrl)
101 {
102         /* nothing to do */
103 }
104
105 static inline int spd_read_byte(unsigned device, unsigned address)
106 {
107         return smbus_read_byte(device, address);
108 }
109
110 #include "northbridge/amd/amdk8/amdk8_f.h"
111 #include "northbridge/amd/amdk8/coherent_ht.c"
112
113 #include "northbridge/amd/amdk8/incoherent_ht.c"
114
115 #include "northbridge/amd/amdk8/raminit_f.c"
116
117 #include "lib/generic_sdram.c"
118
119 #include "resourcemap.c" 
120
121 #include "cpu/amd/dualcore/dualcore.c"
122
123 #define MCP55_NUM 1
124 #define MCP55_USE_NIC 1
125 #define MCP55_USE_AZA 1
126
127 #define MCP55_PCI_E_X_0 4
128
129 #include "southbridge/nvidia/mcp55/mcp55_early_setup_ss.h"
130 #include "southbridge/nvidia/mcp55/mcp55_early_setup_car.c"
131
132 #include "cpu/amd/car/copy_and_run.c"
133
134 #include "cpu/amd/car/post_cache_as_ram.c"
135
136 #include "cpu/amd/model_fxx/init_cpus.c"
137
138 #include "cpu/amd/model_fxx/fidvid.c"
139
140 #endif
141
142 #include "southbridge/nvidia/mcp55/mcp55_enable_rom.c"
143 #include "northbridge/amd/amdk8/early_ht.c"
144
145
146 static void sio_setup(void)
147 {
148
149         unsigned value;
150         uint32_t dword;
151         uint8_t byte;
152         enable_smbus();
153 //      smbusx_write_byte(1, (0x58>>1), 0, 0x80); /* select bank0 */
154         smbusx_write_byte(1, (0x58>>1), 0xb1, 0xff); /* set FAN ctrl to DC mode */
155
156         byte = pci_read_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b);
157         byte |= 0x20; 
158         pci_write_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b, byte);
159         
160         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0);
161         dword |= (1<<0);
162         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0, dword);
163         
164         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4);
165         dword |= (1<<16);
166         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4, dword);
167
168 }
169
170 #if CONFIG_USE_FAILOVER_IMAGE==0
171
172 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
173 {
174         static const uint16_t spd_addr [] = {
175                         (0xa<<3)|0, (0xa<<3)|2, 0, 0,
176                         (0xa<<3)|1, (0xa<<3)|3, 0, 0,
177 #if CONFIG_MAX_PHYSICAL_CPUS > 1
178                         (0xa<<3)|4, (0xa<<3)|6, 0, 0,
179                         (0xa<<3)|5, (0xa<<3)|7, 0, 0,
180 #endif
181         };
182
183         struct sys_info *sysinfo = (CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
184
185         int needs_reset = 0;
186         unsigned bsp_apicid = 0;
187
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 */
191
192                 enumerate_ht_chain();
193
194                 sio_setup();
195
196                 /* Setup the mcp55 */
197                 mcp55_enable_rom();
198         }
199
200         if (bist == 0) {
201                 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
202         }
203
204         pnp_enter_ext_func_mode(SERIAL_DEV);
205         pnp_write_config(SERIAL_DEV, 0x24, 0x84 | (1 << 6));
206         w83627hf_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
207         pnp_exit_ext_func_mode(SERIAL_DEV);
208
209         uart_init();
210         console_init();
211         
212         /* Halt if there was a built in self test failure */
213         report_bist_failure(bist);
214
215         print_debug("*sysinfo range: ["); print_debug_hex32(sysinfo); print_debug(",");  print_debug_hex32((unsigned long)sysinfo+sizeof(struct sys_info)); print_debug(")\r\n");
216
217         setup_mb_resource_map();
218
219         print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\r\n");
220
221 #if CONFIG_MEM_TRAIN_SEQ == 1
222         set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
223 #endif
224         setup_coherent_ht_domain(); // routing table and start other core0
225
226         wait_all_core0_started();
227 #if CONFIG_LOGICAL_CPUS==1
228         // It is said that we should start core1 after all core0 launched
229         /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
230          * So here need to make sure last core0 is started, esp for two way system,
231          * (there may be apic id conflicts in that case)
232          */
233         start_other_cores();
234         wait_all_other_cores_started(bsp_apicid);
235 #endif
236
237         /* it will set up chains and store link pair for optimization later */
238         ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
239
240 #if K8_SET_FIDVID == 1
241
242         {
243                 msr_t msr;
244                 msr=rdmsr(0xc0010042);
245                 print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n");
246
247         }
248
249         enable_fid_change();
250
251         enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
252
253         init_fidvid_bsp(bsp_apicid);
254
255         // show final fid and vid
256         {
257                 msr_t msr;
258                 msr=rdmsr(0xc0010042);
259                 print_debug("end   msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n");
260
261         }
262 #endif
263
264 #if 1
265         needs_reset |= optimize_link_coherent_ht();
266         needs_reset |= optimize_link_incoherent_ht(sysinfo);
267         needs_reset |= mcp55_early_setup_x();
268
269         // fidvid change will issue one LDTSTOP and the HT change will be effective too
270         if (needs_reset) {
271                 print_info("ht reset -\r\n");
272                 soft_reset();
273         }
274 #endif
275         allow_all_aps_stop(bsp_apicid);
276
277         //It's the time to set ctrl in sysinfo now;
278         fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
279
280 //        enable_smbus(); /* enable in sio_setup */
281
282         memreset_setup();
283
284         //do we need apci timer, tsc...., only debug need it for better output
285         /* all ap stopped? */
286 //        init_timer(); // Need to use TMICT to synconize FID/VID
287
288         sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
289
290         post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now
291
292 }
293
294
295 #endif