This patch unifies the use of config options in v2 to all start with CONFIG_
[coreboot.git] / src / mainboard / gigabyte / ga_2761gxdk / 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  * Copyright (C) 2007 Silicon Integrated Systems Corp. (SiS)
7  * Written by Morgan Tsai <my_tsai@sis.com> for SiS.
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
22  */
23
24 #define ASSEMBLY 1
25 #define __ROMCC__
26
27 #define RAMINIT_SYSINFO 1
28
29 #define K8_ALLOCATE_IO_RANGE 1
30 //#define K8_SCAN_PCI_BUS 1
31
32
33 #define QRANK_DIMM_SUPPORT 1
34
35 #if CONFIG_LOGICAL_CPUS==1
36 #define SET_NB_CFG_54 1
37 #endif
38
39 //used by init_cpus and fidvid
40 #define K8_SET_FIDVID 1
41 //if we want to wait for core1 done before DQS training, set it to 0
42 #define K8_SET_FIDVID_CORE0_ONLY 1
43
44 #if CONFIG_K8_REV_F_SUPPORT == 1
45 #define K8_REV_F_SUPPORT_F0_F1_WORKAROUND 0
46 #endif
47
48 #define DBGP_DEFAULT 7
49
50 #include <stdint.h>
51 #include <string.h>
52 #include <device/pci_def.h>
53 #include <device/pci_ids.h>
54 #include <arch/io.h>
55 #include <device/pnp_def.h>
56 #include <arch/romcc_io.h>
57 #include <cpu/x86/lapic.h>
58 #include "option_table.h"
59 #include "pc80/mc146818rtc_early.c"
60
61 #if CONFIG_USE_FAILOVER_IMAGE==0
62 #include "pc80/serial.c"
63 #include "arch/i386/lib/console.c"
64 #if CONFIG_USBDEBUG_DIRECT
65 #include "southbridge/sis/sis966/sis966_enable_usbdebug_direct.c"
66 #include "pc80/usbdebug_direct_serial.c"
67 #endif
68 #include "ram/ramtest.c"
69
70 #include <cpu/amd/model_fxx_rev.h>
71
72 #include "southbridge/sis/sis966/sis966_early_smbus.c"
73 #include "southbridge/sis/sis966/sis966_enable_rom.c"
74 #include "northbridge/amd/amdk8/raminit.h"
75 #include "cpu/amd/model_fxx/apic_timer.c"
76 #include "lib/delay.c"
77
78 #endif
79
80 #include "cpu/x86/lapic/boot_cpu.c"
81 #include "northbridge/amd/amdk8/reset_test.c"
82 #include "superio/ite/it8716f/it8716f_early_serial.c"
83 #include "superio/ite/it8716f/it8716f_early_init.c"
84
85 #if CONFIG_USE_FAILOVER_IMAGE==0
86
87 #include "cpu/x86/bist.h"
88
89 #include "northbridge/amd/amdk8/debug.c"
90
91 #include "cpu/amd/mtrr/amd_earlymtrr.c"
92
93 #include "northbridge/amd/amdk8/setup_resource_map.c"
94
95 #define SERIAL_DEV PNP_DEV(0x2e, IT8716F_SP1)
96
97 #include "southbridge/sis/sis966/sis966_early_ctrl.c"
98
99 static void memreset_setup(void)
100 {
101 }
102
103 static void memreset(int controllers, const struct mem_controller *ctrl)
104 {
105 }
106
107 static inline void activate_spd_rom(const struct mem_controller *ctrl)
108 {
109         /* nothing to do */
110 }
111
112 static inline int spd_read_byte(unsigned device, unsigned address)
113 {
114         return smbus_read_byte(device, address);
115 }
116
117 #include "northbridge/amd/amdk8/amdk8_f.h"
118 #include "northbridge/amd/amdk8/coherent_ht.c"
119
120 #include "northbridge/amd/amdk8/incoherent_ht.c"
121
122 #include "northbridge/amd/amdk8/raminit_f.c"
123
124 #include "sdram/generic_sdram.c"
125
126 #include "resourcemap.c"
127
128 #include "cpu/amd/dualcore/dualcore.c"
129
130 #define SIS966_NUM 1
131 #define SIS966_USE_NIC 1
132 #define SIS966_USE_AZA 1
133
134 #define SIS966_PCI_E_X_0 0
135
136 #define SIS966_MB_SETUP \
137         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+37, 0x00, 0x44,/* GPIO38 PCI_REQ3 */ \
138         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+38, 0x00, 0x44,/* GPIO39 PCI_GNT3 */ \
139         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+39, 0x00, 0x44,/* GPIO40 PCI_GNT2 */ \
140         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+40, 0x00, 0x44,/* GPIO41 PCI_REQ2 */ \
141         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+59, 0x00, 0x60,/* GPIP60 FANCTL0 */ \
142         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+60, 0x00, 0x60,/* GPIO61 FANCTL1 */
143
144 #include "southbridge/sis/sis966/sis966_early_setup_ss.h"
145 #include "southbridge/sis/sis966/sis966_early_setup_car.c"
146
147 #include "cpu/amd/car/copy_and_run.c"
148
149 #include "cpu/amd/car/post_cache_as_ram.c"
150
151 #include "cpu/amd/model_fxx/init_cpus.c"
152
153 #include "cpu/amd/model_fxx/fidvid.c"
154
155 #endif
156
157 #if ((CONFIG_HAVE_FAILOVER_BOOT==1) && (CONFIG_USE_FAILOVER_IMAGE == 1)) || ((CONFIG_HAVE_FAILOVER_BOOT==0) && (CONFIG_USE_FALLBACK_IMAGE == 1))
158
159 #include "southbridge/sis/sis966/sis966_enable_rom.c"
160 #include "northbridge/amd/amdk8/early_ht.c"
161
162
163 static void sio_setup(void)
164 {
165
166         unsigned value;
167         uint32_t dword;
168         uint8_t byte;
169
170         byte = pci_read_config8(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0x7b);
171         byte |= 0x20;
172         pci_write_config8(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0x7b, byte);
173
174         dword = pci_read_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa0);
175         dword |= (1<<0);
176         pci_write_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa0, dword);
177
178         dword = pci_read_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa4);
179         dword |= (1<<16);
180         pci_write_config32(PCI_DEV(0, SIS966_DEVN_BASE+1 , 0), 0xa4, dword);
181 }
182
183 void failover_process(unsigned long bist, unsigned long cpu_init_detectedx)
184 {
185         unsigned last_boot_normal_x = last_boot_normal();
186
187         /* Is this a cpu only reset? or Is this a secondary cpu? */
188         if ((cpu_init_detectedx) || (!boot_cpu())) {
189                 if (last_boot_normal_x) {
190                         goto normal_image;
191                 } else {
192                         goto fallback_image;
193                 }
194         }
195
196         /* Nothing special needs to be done to find bus 0 */
197         /* Allow the HT devices to be found */
198
199         enumerate_ht_chain();
200
201         sio_setup();
202
203         /* Setup the sis966 */
204         sis966_enable_rom();
205
206         /* Is this a deliberate reset by the bios */
207         if (bios_reset_detected() && last_boot_normal_x) {
208                 goto normal_image;
209         }
210         /* This is the primary cpu how should I boot? */
211         else if (do_normal_boot()) {
212                 goto normal_image;
213         }
214         else {
215                 goto fallback_image;
216         }
217  normal_image:
218         __asm__ volatile ("jmp __normal_image"
219                 : /* outputs */
220                 : "a" (bist), "b" (cpu_init_detectedx) /* inputs */
221                 );
222
223  fallback_image:
224 #if CONFIG_HAVE_FAILOVER_BOOT==1
225         __asm__ volatile ("jmp __fallback_image"
226                 : /* outputs */
227                 : "a" (bist), "b" (cpu_init_detectedx) /* inputs */
228                 )
229 #endif
230         ;
231 }
232 #endif
233 void real_main(unsigned long bist, unsigned long cpu_init_detectedx);
234
235 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
236 {
237 #if CONFIG_HAVE_FAILOVER_BOOT==1
238     #if CONFIG_USE_FAILOVER_IMAGE==1
239         failover_process(bist, cpu_init_detectedx);
240     #else
241         real_main(bist, cpu_init_detectedx);
242     #endif
243 #else
244     #if CONFIG_USE_FALLBACK_IMAGE == 1
245         failover_process(bist, cpu_init_detectedx);
246     #endif
247         real_main(bist, cpu_init_detectedx);
248 #endif
249 }
250
251 #if CONFIG_USE_FAILOVER_IMAGE==0
252
253 void real_main(unsigned long bist, unsigned long cpu_init_detectedx)
254 {
255         static const uint16_t spd_addr [] = {
256                         (0xa<<3)|0, (0xa<<3)|2, 0, 0,
257                         (0xa<<3)|1, (0xa<<3)|3, 0, 0,
258 #if CONFIG_MAX_PHYSICAL_CPUS > 1
259                         (0xa<<3)|4, (0xa<<3)|6, 0, 0,
260                         (0xa<<3)|5, (0xa<<3)|7, 0, 0,
261 #endif
262         };
263
264         struct sys_info *sysinfo = (CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
265
266         int needs_reset = 0;
267         unsigned bsp_apicid = 0;
268
269         if (bist == 0) {
270                 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
271         }
272
273         pnp_enter_ext_func_mode(SERIAL_DEV);
274         pnp_write_config(SERIAL_DEV, 0x23, 0);
275         it8716f_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
276         pnp_exit_ext_func_mode(SERIAL_DEV);
277
278         setup_mb_resource_map();
279
280         uart_init();
281
282         /* Halt if there was a built in self test failure */
283         report_bist_failure(bist);
284
285
286 #if CONFIG_USBDEBUG_DIRECT
287         sis966_enable_usbdebug_direct(DBGP_DEFAULT);
288         early_usbdebug_direct_init();
289 #endif
290         console_init();
291         print_debug("*sysinfo range: ["); print_debug_hex32(sysinfo); print_debug(",");  print_debug_hex32((unsigned long)sysinfo+sizeof(struct sys_info)); print_debug(")\r\n");
292
293         print_debug("bsp_apicid="); print_debug_hex8(bsp_apicid); print_debug("\r\n");
294
295 #if CONFIG_MEM_TRAIN_SEQ == 1
296         set_sysinfo_in_ram(0); // in BSP so could hold all ap until sysinfo is in ram
297 #endif
298         setup_coherent_ht_domain(); // routing table and start other core0
299
300         wait_all_core0_started();
301 #if CONFIG_LOGICAL_CPUS==1
302         // It is said that we should start core1 after all core0 launched
303         /* becase optimize_link_coherent_ht is moved out from setup_coherent_ht_domain,
304          * So here need to make sure last core0 is started, esp for two way system,
305          * (there may be apic id conflicts in that case)
306          */
307         start_other_cores();
308         wait_all_other_cores_started(bsp_apicid);
309 #endif
310
311         /* it will set up chains and store link pair for optimization later */
312         ht_setup_chains_x(sysinfo); // it will init sblnk and sbbusn, nodes, sbdn
313
314 #if K8_SET_FIDVID == 1
315
316         {
317                 msr_t msr;
318                 msr=rdmsr(0xc0010042);
319                 print_debug("begin msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n");
320
321         }
322
323         enable_fid_change();
324
325         enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
326
327         init_fidvid_bsp(bsp_apicid);
328
329         // show final fid and vid
330         {
331                 msr_t msr;
332                 msr=rdmsr(0xc0010042);
333                 print_debug("end   msr fid, vid "); print_debug_hex32( msr.hi ); print_debug_hex32(msr.lo); print_debug("\r\n");
334
335         }
336 #endif
337
338         needs_reset |= optimize_link_coherent_ht();
339         needs_reset |= optimize_link_incoherent_ht(sysinfo);
340
341         // fidvid change will issue one LDTSTOP and the HT change will be effective too
342         if (needs_reset) {
343                 print_info("ht reset -\r\n");
344                 soft_reset();
345         }
346         allow_all_aps_stop(bsp_apicid);
347
348         //It's the time to set ctrl in sysinfo now;
349         fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
350
351         sis_init_stage1();
352         enable_smbus();
353
354         memreset_setup();
355
356         //do we need apci timer, tsc...., only debug need it for better output
357         /* all ap stopped? */
358 //        init_timer(); // Need to use TMICT to synconize FID/VID
359
360         sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
361
362         sis_init_stage2();
363         post_cache_as_ram(); // bsp swtich stack to ram and copy sysinfo ram now
364
365 }
366
367
368 #endif