This patch unifies the use of config options in v2 to all start with CONFIG_
[coreboot.git] / src / mainboard / supermicro / h8dmr / cache_as_ram_auto.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 __ROMCC__
24
25 #define RAMINIT_SYSINFO 1
26
27 #define K8_ALLOCATE_IO_RANGE 1
28 //#define K8_SCAN_PCI_BUS 1
29
30
31 #define QRANK_DIMM_SUPPORT 1
32
33 #if CONFIG_LOGICAL_CPUS==1
34 #define SET_NB_CFG_54 1
35 #endif
36
37 //used by init_cpus and fidvid
38 #define K8_SET_FIDVID 1
39 //if we want to wait for core1 done before DQS training, set it to 0
40 #define K8_SET_FIDVID_CORE0_ONLY 1
41
42 #if CONFIG_K8_REV_F_SUPPORT == 1
43 #define K8_REV_F_SUPPORT_F0_F1_WORKAROUND 0
44 #endif
45  
46 #include <stdint.h>
47 #include <string.h>
48 #include <device/pci_def.h>
49 #include <device/pci_ids.h>
50 #include <arch/io.h>
51 #include <device/pnp_def.h>
52 #include <arch/romcc_io.h>
53 #include <cpu/x86/lapic.h>
54 #include "option_table.h"
55 #include "pc80/mc146818rtc_early.c"
56
57 // for enable the FAN
58 #include "southbridge/nvidia/mcp55/mcp55_early_smbus.c"
59
60 #if CONFIG_USE_FAILOVER_IMAGE==0
61 #include "pc80/serial.c"
62 #include "arch/i386/lib/console.c"
63 #include "ram/ramtest.c"
64
65 #include <cpu/amd/model_fxx_rev.h>
66
67 //#include "southbridge/nvidia/mcp55/mcp55_early_smbus.c"
68 #include "northbridge/amd/amdk8/raminit.h"
69 #include "cpu/amd/model_fxx/apic_timer.c"
70 #include "lib/delay.c"
71
72 #endif
73
74 #include "cpu/x86/lapic/boot_cpu.c"
75 #include "northbridge/amd/amdk8/reset_test.c"
76 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
77 #include "superio/winbond/w83627hf/w83627hf_early_init.c"
78
79 #if CONFIG_USE_FAILOVER_IMAGE==0
80
81 #include "cpu/x86/bist.h"
82
83 #include "northbridge/amd/amdk8/debug.c"
84
85 #include "cpu/amd/mtrr/amd_earlymtrr.c"
86
87
88 #include "northbridge/amd/amdk8/setup_resource_map.c"
89
90 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
91
92 #include "southbridge/nvidia/mcp55/mcp55_early_ctrl.c"
93
94 static void memreset_setup(void)
95 {
96 }
97
98 static void memreset(int controllers, const struct mem_controller *ctrl)
99 {
100 }
101
102 static inline void activate_spd_rom(const struct mem_controller *ctrl)
103 {
104         /* nothing to do */
105 }
106
107 static inline int spd_read_byte(unsigned device, unsigned address)
108 {
109         return smbus_read_byte(device, address);
110 }
111
112 #include "northbridge/amd/amdk8/amdk8_f.h"
113 #include "northbridge/amd/amdk8/coherent_ht.c"
114
115 #include "northbridge/amd/amdk8/incoherent_ht.c"
116
117 #include "northbridge/amd/amdk8/raminit_f.c"
118
119 #include "sdram/generic_sdram.c"
120
121 #include "resourcemap.c" 
122
123 #include "cpu/amd/dualcore/dualcore.c"
124
125 #define MCP55_NUM 1
126 #define MCP55_USE_NIC 1
127 #define MCP55_USE_AZA 1
128
129 #define MCP55_PCI_E_X_0 4
130
131 #include "southbridge/nvidia/mcp55/mcp55_early_setup_ss.h"
132 #include "southbridge/nvidia/mcp55/mcp55_early_setup_car.c"
133
134 #include "cpu/amd/car/copy_and_run.c"
135
136 #include "cpu/amd/car/post_cache_as_ram.c"
137
138 #include "cpu/amd/model_fxx/init_cpus.c"
139
140 #include "cpu/amd/model_fxx/fidvid.c"
141
142 #endif
143
144 #if ((CONFIG_HAVE_FAILOVER_BOOT==1) && (CONFIG_USE_FAILOVER_IMAGE == 1)) || ((CONFIG_HAVE_FAILOVER_BOOT==0) && (CONFIG_USE_FALLBACK_IMAGE == 1))
145
146 #include "southbridge/nvidia/mcp55/mcp55_enable_rom.c"
147 #include "northbridge/amd/amdk8/early_ht.c"
148
149
150 static void sio_setup(void)
151 {
152
153         unsigned value;
154         uint32_t dword;
155         uint8_t byte;
156         enable_smbus();
157 //      smbusx_write_byte(1, (0x58>>1), 0, 0x80); /* select bank0 */
158         smbusx_write_byte(1, (0x58>>1), 0xb1, 0xff); /* set FAN ctrl to DC mode */
159
160         byte = pci_read_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b);
161         byte |= 0x20; 
162         pci_write_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b, byte);
163         
164         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0);
165         dword |= (1<<0);
166         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0, dword);
167         
168         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4);
169         dword |= (1<<16);
170         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4, dword);
171
172 }
173
174 void failover_process(unsigned long bist, unsigned long cpu_init_detectedx)
175 {
176         unsigned last_boot_normal_x = last_boot_normal();
177
178         /* Is this a cpu only reset? or Is this a secondary cpu? */
179         if ((cpu_init_detectedx) || (!boot_cpu())) {
180                 if (last_boot_normal_x) {
181                         goto normal_image;
182                 } else {
183                         goto fallback_image;
184                 }
185         }
186
187         /* Nothing special needs to be done to find bus 0 */
188         /* Allow the HT devices to be found */
189
190         enumerate_ht_chain();
191
192         sio_setup();
193
194         /* Setup the mcp55 */
195         mcp55_enable_rom();
196
197         /* Is this a deliberate reset by the bios */
198         if (bios_reset_detected() && last_boot_normal_x) {
199                 goto normal_image;
200         }
201         /* This is the primary cpu how should I boot? */
202         else if (do_normal_boot()) {
203                 goto normal_image;
204         }
205         else {
206                 goto fallback_image;
207         }
208  normal_image:
209         __asm__ volatile ("jmp __normal_image"
210                 : /* outputs */
211                 : "a" (bist), "b" (cpu_init_detectedx) /* inputs */
212                 );
213
214  fallback_image:
215 #if CONFIG_HAVE_FAILOVER_BOOT==1
216         __asm__ volatile ("jmp __fallback_image"
217                 : /* outputs */
218                 : "a" (bist), "b" (cpu_init_detectedx) /* inputs */
219                 )
220 #endif
221         ;
222 }
223 #endif
224 void real_main(unsigned long bist, unsigned long cpu_init_detectedx);
225
226 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
227 {
228 #if CONFIG_HAVE_FAILOVER_BOOT==1 
229     #if CONFIG_USE_FAILOVER_IMAGE==1
230         failover_process(bist, cpu_init_detectedx);     
231     #else
232         real_main(bist, cpu_init_detectedx);
233     #endif
234 #else
235     #if CONFIG_USE_FALLBACK_IMAGE == 1
236         failover_process(bist, cpu_init_detectedx);     
237     #endif
238         real_main(bist, cpu_init_detectedx);
239 #endif
240 }
241
242 #if CONFIG_USE_FAILOVER_IMAGE==0
243
244 void real_main(unsigned long bist, unsigned long cpu_init_detectedx)
245 {
246         static const uint16_t spd_addr [] = {
247                         (0xa<<3)|0, (0xa<<3)|2, 0, 0,
248                         (0xa<<3)|1, (0xa<<3)|3, 0, 0,
249 #if CONFIG_MAX_PHYSICAL_CPUS > 1
250                         (0xa<<3)|4, (0xa<<3)|6, 0, 0,
251                         (0xa<<3)|5, (0xa<<3)|7, 0, 0,
252 #endif
253         };
254
255         struct sys_info *sysinfo = (CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
256
257         int needs_reset = 0;
258         unsigned bsp_apicid = 0;
259
260         if (bist == 0) {
261                 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
262         }
263
264         pnp_enter_ext_func_mode(SERIAL_DEV);
265         pnp_write_config(SERIAL_DEV, 0x24, 0x84 | (1 << 6));
266         w83627hf_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
267         pnp_exit_ext_func_mode(SERIAL_DEV);
268
269         uart_init();
270         console_init();
271         
272         /* Halt if there was a built in self test failure */
273         report_bist_failure(bist);
274
275         print_debug("*sysinfo range: ["); print_debug_hex32(sysinfo); print_debug(",");  print_debug_hex32((unsigned long)sysinfo+sizeof(struct sys_info)); print_debug(")\r\n");
276
277         setup_mb_resource_map();
278
279         print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\r\n");
280
281 #if CONFIG_MEM_TRAIN_SEQ == 1
282         set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
283 #endif
284         setup_coherent_ht_domain(); // routing table and start other core0
285
286         wait_all_core0_started();
287 #if CONFIG_LOGICAL_CPUS==1
288         // It is said that we should start core1 after all core0 launched
289         /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
290          * So here need to make sure last core0 is started, esp for two way system,
291          * (there may be apic id conflicts in that case)
292          */
293         start_other_cores();
294         wait_all_other_cores_started(bsp_apicid);
295 #endif
296
297         /* it will set up chains and store link pair for optimization later */
298         ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
299
300 #if K8_SET_FIDVID == 1
301
302         {
303                 msr_t msr;
304                 msr=rdmsr(0xc0010042);
305                 print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n");
306
307         }
308
309         enable_fid_change();
310
311         enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
312
313         init_fidvid_bsp(bsp_apicid);
314
315         // show final fid and vid
316         {
317                 msr_t msr;
318                 msr=rdmsr(0xc0010042);
319                 print_debug("end   msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n");
320
321         }
322 #endif
323
324 #if 1
325         needs_reset |= optimize_link_coherent_ht();
326         needs_reset |= optimize_link_incoherent_ht(sysinfo);
327         needs_reset |= mcp55_early_setup_x();
328
329         // fidvid change will issue one LDTSTOP and the HT change will be effective too
330         if (needs_reset) {
331                 print_info("ht reset -\r\n");
332                 soft_reset();
333         }
334 #endif
335         allow_all_aps_stop(bsp_apicid);
336
337         //It's the time to set ctrl in sysinfo now;
338         fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
339
340 //        enable_smbus(); /* enable in sio_setup */
341
342         memreset_setup();
343
344         //do we need apci timer, tsc...., only debug need it for better output
345         /* all ap stopped? */
346 //        init_timer(); // Need to use TMICT to synconize FID/VID
347
348         sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
349
350         post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now
351
352 }
353
354
355 #endif