Refactor copy_and_run so that it uses a single code base instead of
[coreboot.git] / src / mainboard / tyan / s2912_fam10 / 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 FAM10_SCAN_PCI_BUS 0
28 #define FAM10_ALLOCATE_IO_RANGE 1
29
30 #define QRANK_DIMM_SUPPORT 1
31
32 #if CONFIG_LOGICAL_CPUS==1
33 #define SET_NB_CFG_54 1
34 #endif
35
36 #define FAM10_SET_FIDVID 1
37 #define FAM10_SET_FIDVID_CORE_RANGE 0
38
39 #define DBGP_DEFAULT 7
40
41 #include <stdint.h>
42 #include <string.h>
43 #include <device/pci_def.h>
44 #include <device/pci_ids.h>
45 #include <arch/io.h>
46 #include <device/pnp_def.h>
47 #include <arch/romcc_io.h>
48 #include <cpu/x86/lapic.h>
49 #include "option_table.h"
50 #include "pc80/mc146818rtc_early.c"
51
52 static void post_code(u8 value) {
53         outb(value, 0x80);
54 }
55
56 #if USE_FAILOVER_IMAGE==0
57 #include "pc80/serial.c"
58 #include "arch/i386/lib/console.c"
59 #if CONFIG_USBDEBUG_DIRECT
60 #include "southbridge/nvidia/mcp55/mcp55_enable_usbdebug_direct.c"
61 #include "pc80/usbdebug_direct_serial.c"
62 #endif
63 #include "ram/ramtest.c"
64
65 #include <cpu/amd/model_10xxx_rev.h>
66
67 #include "southbridge/nvidia/mcp55/mcp55_early_smbus.c"
68 #include "northbridge/amd/amdfam10/raminit.h"
69 #include "northbridge/amd/amdfam10/amdfam10.h"
70
71 #endif
72
73 #include "cpu/x86/lapic/boot_cpu.c"
74 #include "northbridge/amd/amdfam10/reset_test.c"
75 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
76 #include "superio/winbond/w83627hf/w83627hf_early_init.c"
77
78 #if USE_FAILOVER_IMAGE==0
79
80 #include "cpu/x86/bist.h"
81
82 #include "northbridge/amd/amdfam10/debug.c"
83
84 #include "cpu/amd/mtrr/amd_earlymtrr.c"
85
86 #include "northbridge/amd/amdfam10/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/amdfam10/amdfam10.h"
111 #include "northbridge/amd/amdht/ht_wrapper.c"
112
113 #include "include/cpu/x86/mem.h"
114 #include "northbridge/amd/amdfam10/raminit_sysinfo_in_ram.c"
115 #include "northbridge/amd/amdfam10/raminit_amdmct.c"
116 #include "northbridge/amd/amdfam10/amdfam10_pci.c"
117
118 #include "resourcemap.c"
119
120 #include "cpu/amd/quadcore/quadcore.c"
121
122 #define MCP55_NUM 1
123 #define MCP55_USE_NIC 1
124
125 #define MCP55_PCI_E_X_0 1
126
127 #define MCP55_MB_SETUP \
128         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+37, 0x00, 0x44,/* GPIO38 PCI_REQ3 */ \
129         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+38, 0x00, 0x44,/* GPIO39 PCI_GNT3 */ \
130         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+39, 0x00, 0x44,/* GPIO40 PCI_GNT2 */ \
131         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+40, 0x00, 0x44,/* GPIO41 PCI_REQ2 */ \
132         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+59, 0x00, 0x60,/* GPIP60 FANCTL0 */ \
133         RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+60, 0x00, 0x60,/* GPIO61 FANCTL1 */
134
135 #include "southbridge/nvidia/mcp55/mcp55_early_setup_ss.h"
136 #include "southbridge/nvidia/mcp55/mcp55_early_setup_car.c"
137
138 #include "cpu/amd/car/copy_and_run.c"
139
140 #include "cpu/amd/car/post_cache_as_ram.c"
141
142 #include "cpu/amd/model_10xxx/init_cpus.c"
143
144 #include "cpu/amd/model_10xxx/fidvid.c"
145
146 #endif
147
148 #if ((HAVE_FAILOVER_BOOT==1) && (USE_FAILOVER_IMAGE == 1)) || ((HAVE_FAILOVER_BOOT==0) && (USE_FALLBACK_IMAGE == 1))
149
150 #include "southbridge/nvidia/mcp55/mcp55_enable_rom.c"
151 #include "northbridge/amd/amdfam10/early_ht.c"
152
153
154 static void sio_setup(void)
155 {
156
157         unsigned value;
158         uint32_t dword;
159         uint8_t byte;
160
161         byte = pci_read_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b);
162         byte |= 0x20;
163         pci_write_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b, byte);
164
165         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0);
166         /*serial 0 */
167         dword |= (1<<0);
168         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0, dword);
169
170         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4);
171         dword |= (1<<16);
172         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4, dword);
173
174 }
175
176 void failover_process(unsigned long bist, unsigned long cpu_init_detectedx)
177 {
178         unsigned last_boot_normal_x = last_boot_normal();
179
180         /* Is this a cpu only reset? or Is this a secondary cpu? */
181         if ((cpu_init_detectedx) || (!boot_cpu())) {
182                 if (last_boot_normal_x) {
183                         goto normal_image;
184                 } else {
185                         goto fallback_image;
186                 }
187         }
188
189         /* Nothing special needs to be done to find bus 0 */
190         /* Allow the HT devices to be found */
191
192         set_bsp_node_CHtExtNodeCfgEn();
193         enumerate_ht_chain();
194
195         sio_setup();
196
197         /* Setup the mcp55 */
198         mcp55_enable_rom();
199
200         /* Is this a deliberate reset by the bios */
201         if (bios_reset_detected() && last_boot_normal_x) {
202                 goto normal_image;
203         }
204         /* This is the primary cpu how should I boot? */
205         else if (do_normal_boot()) {
206                 goto normal_image;
207         }
208         else {
209                 goto fallback_image;
210         }
211  normal_image:
212         __asm__ volatile ("jmp __normal_image"
213                 : /* outputs */
214                 : "a" (bist), "b" (cpu_init_detectedx) /* inputs */
215                 );
216
217  fallback_image:
218 #if HAVE_FAILOVER_BOOT==1
219         __asm__ volatile ("jmp __fallback_image"
220                 : /* outputs */
221                 : "a" (bist), "b" (cpu_init_detectedx) /* inputs */
222                 )
223 #endif
224         ;
225 }
226 #endif
227 void real_main(unsigned long bist, unsigned long cpu_init_detectedx);
228
229 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
230 {
231 #if HAVE_FAILOVER_BOOT==1
232     #if USE_FAILOVER_IMAGE==1
233         failover_process(bist, cpu_init_detectedx);
234     #else
235         real_main(bist, cpu_init_detectedx);
236     #endif
237 #else
238     #if USE_FALLBACK_IMAGE == 1
239         failover_process(bist, cpu_init_detectedx);
240     #endif
241         real_main(bist, cpu_init_detectedx);
242 #endif
243 }
244
245 #if USE_FAILOVER_IMAGE==0
246 #include "spd_addr.h"
247 #include "cpu/amd/microcode/microcode.c"
248 #include "cpu/amd/model_10xxx/update_microcode.c"
249
250 void real_main(unsigned long bist, unsigned long cpu_init_detectedx)
251 {
252         struct sys_info *sysinfo = (struct sys_info *)(DCACHE_RAM_BASE + DCACHE_RAM_SIZE - DCACHE_RAM_GLOBAL_VAR_SIZE);
253
254         u32 bsp_apicid = 0;
255         u32 val;
256         u32 wants_reset;
257         msr_t msr;
258
259         post_code(0x30);
260
261         if (bist == 0) {
262                 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
263         }
264
265         post_code(0x32);
266
267         w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE);
268         uart_init();
269         console_init();
270         printk_debug("\n");
271
272         /* Halt if there was a built in self test failure */
273         report_bist_failure(bist);
274
275 #if CONFIG_USBDEBUG_DIRECT
276         mcp55_enable_usbdebug_direct(DBGP_DEFAULT);
277         early_usbdebug_direct_init();
278 #endif
279
280         val = cpuid_eax(1);
281         printk_debug("BSP Family_Model: %08x \n", val);
282         printk_debug("*sysinfo range: ["); print_debug_hex32((u32)sysinfo); print_debug(","); print_debug_hex32((u32)sysinfo+sizeof(struct sys_info)); print_debug("]\n");
283         printk_debug("bsp_apicid = %02x \n", bsp_apicid);
284         printk_debug("cpu_init_detectedx = %08x \n", cpu_init_detectedx);
285
286         /* Setup sysinfo defaults */
287         set_sysinfo_in_ram(0);
288
289         update_microcode(val);
290         post_code(0x33);
291
292         cpuSetAMDMSR();
293         post_code(0x34);
294
295         amd_ht_init(sysinfo);
296         post_code(0x35);
297
298         /* Setup nodes PCI space and start core 0 AP init. */
299         finalize_node_setup(sysinfo);
300
301         /* Setup any mainboard PCI settings etc. */
302         setup_mb_resource_map();
303         post_code(0x36);
304
305         /* wait for all the APs core0 started by finalize_node_setup. */
306         /* FIXME: A bunch of cores are going to start output to serial at once.
307          * It would be nice to fixup prink spinlocks for ROM XIP mode.
308          * I think it could be done by putting the spinlock flag in the cache
309          * of the BSP located right after sysinfo.
310          */
311         wait_all_core0_started();
312
313 #if CONFIG_LOGICAL_CPUS==1
314         /* Core0 on each node is configured. Now setup any additional cores. */
315         printk_debug("start_other_cores()\n");
316         start_other_cores();
317         post_code(0x37);
318         wait_all_other_cores_started(bsp_apicid);
319 #endif
320
321         post_code(0x38);
322
323 #if FAM10_SET_FIDVID == 1
324         msr = rdmsr(0xc0010071);
325         printk_debug("\nBegin FIDVID MSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
326
327         /* FIXME: The sb fid change may survive the warm reset and only
328          * need to be done once.*/
329         enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
330
331         post_code(0x39);
332
333         if (!warm_reset_detect(0)) {                    // BSP is node 0
334                 init_fidvid_bsp(bsp_apicid, sysinfo->nodes);
335         } else {
336                 init_fidvid_stage2(bsp_apicid, 0);      // BSP is node 0
337         }
338
339         post_code(0x3A);
340
341         /* show final fid and vid */
342         msr=rdmsr(0xc0010071);
343         printk_debug("End FIDVIDMSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
344 #endif
345
346         wants_reset = mcp55_early_setup_x();
347
348         /* Reset for HT, FIDVID, PLL and errata changes to take affect. */
349         if (!warm_reset_detect(0)) {
350                 print_info("...WARM RESET...\n\n\n");
351                 soft_reset();
352                 die("After soft_reset_x - shouldn't see this message!!!\n");
353         }
354
355         if (wants_reset)
356                 printk_debug("mcp55_early_setup_x wanted additional reset!\n");
357
358         post_code(0x3B);
359
360         /* It's the time to set ctrl in sysinfo now; */
361         printk_debug("fill_mem_ctrl()\n");
362         fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
363         post_code(0x3D);
364
365         printk_debug("enable_smbus()\n");
366         enable_smbus();
367         post_code(0x3E);
368
369         memreset_setup();
370         post_code(0x40);
371
372         printk_debug("raminit_amdmct()\n");
373         raminit_amdmct(sysinfo);
374         post_code(0x41);
375
376         printk_debug("\n*** Yes, the copy/decompress is taking a while, FIXME!\n");
377         post_cache_as_ram();    // BSP switch stack to ram, copy then execute LB.
378         post_code(0x43);        // Should never see this post code.
379 }
380
381
382 #endif