95dd659b7f7f4062b80ee2466640b9a66ccb7039
[coreboot.git] / src / mainboard / supermicro / h8qme_fam10 / 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 FAM10_SCAN_PCI_BUS 0
23 #define FAM10_ALLOCATE_IO_RANGE 1
24
25 #include <stdint.h>
26 #include <string.h>
27 #include <device/pci_def.h>
28 #include <device/pci_ids.h>
29 #include <arch/io.h>
30 #include <device/pnp_def.h>
31 #include <arch/romcc_io.h>
32 #include <cpu/x86/lapic.h>
33 #include <console/console.h>
34 #include <lib.h>
35 #include <spd.h>
36 #include <cpu/amd/model_10xxx_rev.h>
37 #include "southbridge/nvidia/mcp55/mcp55_early_smbus.c" // for enable the FAN
38 #include "northbridge/amd/amdfam10/raminit.h"
39 #include "northbridge/amd/amdfam10/amdfam10.h"
40 #include "cpu/amd/model_10xxx/apic_timer.c"
41 #include "lib/delay.c"
42 #include "cpu/x86/lapic/boot_cpu.c"
43 #include "northbridge/amd/amdfam10/reset_test.c"
44 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
45 #include "superio/winbond/w83627hf/w83627hf_early_init.c"
46 #include "cpu/x86/bist.h"
47 #include "northbridge/amd/amdfam10/debug.c"
48 #include "cpu/x86/mtrr/earlymtrr.c"
49 #include "northbridge/amd/amdfam10/setup_resource_map.c"
50 #include "southbridge/nvidia/mcp55/mcp55_early_ctrl.c"
51
52 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
53
54 static inline void activate_spd_rom(const struct mem_controller *ctrl)
55 {
56 #define SMBUS_SWITCH1 0x70
57 #define SMBUS_SWITCH2 0x72
58         smbus_send_byte(SMBUS_SWITCH1, 5 & 0x0f);
59         smbus_send_byte(SMBUS_SWITCH2, (5 >> 4) & 0x0f);
60 }
61
62 static inline int spd_read_byte(unsigned device, unsigned address)
63 {
64         return smbus_read_byte(device, address);
65 }
66
67 #include "northbridge/amd/amdfam10/amdfam10.h"
68 #include "northbridge/amd/amdfam10/raminit_sysinfo_in_ram.c"
69 #include "northbridge/amd/amdfam10/amdfam10_pci.c"
70 #include "resourcemap.c"
71 #include "cpu/amd/quadcore/quadcore.c"
72 #include "southbridge/nvidia/mcp55/mcp55_early_setup_ss.h"
73 #include "southbridge/nvidia/mcp55/mcp55_early_setup_car.c"
74 #include "cpu/amd/car/post_cache_as_ram.c"
75 #include "cpu/amd/microcode/microcode.c"
76 #include "cpu/amd/model_10xxx/update_microcode.c"
77 #include "cpu/amd/model_10xxx/init_cpus.c"
78 #include "northbridge/amd/amdfam10/early_ht.c"
79
80 static void sio_setup(void)
81 {
82         uint32_t dword;
83         uint8_t byte;
84         enable_smbus();
85 //      smbusx_write_byte(1, (0x58>>1), 0, 0x80); /* select bank0 */
86         smbusx_write_byte(1, (0x58>>1), 0xb1, 0xff); /* set FAN ctrl to DC mode */
87
88         byte = pci_read_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b);
89         byte |= 0x20;
90         pci_write_config8(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0x7b, byte);
91
92         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0);
93         dword |= (1<<0);
94         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa0, dword);
95
96         dword = pci_read_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4);
97         dword |= (1<<16);
98         pci_write_config32(PCI_DEV(0, MCP55_DEVN_BASE+1 , 0), 0xa4, dword);
99 }
100
101 static const u8 spd_addr[] = {
102         //first node
103         RC00, DIMM0, DIMM2, 0, 0, DIMM1, DIMM3, 0, 0,
104 #if CONFIG_MAX_PHYSICAL_CPUS > 1
105         //second node
106         RC00, DIMM4, DIMM6, 0, 0, DIMM5, DIMM7, 0, 0,
107 #endif
108 #if CONFIG_MAX_PHYSICAL_CPUS > 2
109         //third node
110         RC02, DIMM0, DIMM2, 0, 0, DIMM1, DIMM3, 0, 0,
111         //forth node
112         RC03, DIMM4, DIMM6,0 , 0, DIMM5, DIMM7, 0, 0,
113 #endif
114 };
115
116 #define GPIO1_DEV PNP_DEV(0x2e, W83627HF_GAME_MIDI_GPIO1)
117 #define GPIO2_DEV PNP_DEV(0x2e, W83627HF_GPIO2)
118 #define GPIO3_DEV PNP_DEV(0x2e, W83627HF_GPIO3)
119
120 static void write_GPIO(void)
121 {
122         pnp_enter_ext_func_mode(GPIO1_DEV);
123         pnp_set_logical_device(GPIO1_DEV);
124         pnp_write_config(GPIO1_DEV, 0x30, 0x01);
125         pnp_write_config(GPIO1_DEV, 0x60, 0x00);
126         pnp_write_config(GPIO1_DEV, 0x61, 0x00);
127         pnp_write_config(GPIO1_DEV, 0x62, 0x00);
128         pnp_write_config(GPIO1_DEV, 0x63, 0x00);
129         pnp_write_config(GPIO1_DEV, 0x70, 0x00);
130         pnp_write_config(GPIO1_DEV, 0xf0, 0xff);
131         pnp_write_config(GPIO1_DEV, 0xf1, 0xff);
132         pnp_write_config(GPIO1_DEV, 0xf2, 0x00);
133         pnp_exit_ext_func_mode(GPIO1_DEV);
134
135         pnp_enter_ext_func_mode(GPIO2_DEV);
136         pnp_set_logical_device(GPIO2_DEV);
137         pnp_write_config(GPIO2_DEV, 0x30, 0x01);
138         pnp_write_config(GPIO2_DEV, 0xf0, 0xef);
139         pnp_write_config(GPIO2_DEV, 0xf1, 0xff);
140         pnp_write_config(GPIO2_DEV, 0xf2, 0x00);
141         pnp_write_config(GPIO2_DEV, 0xf3, 0x00);
142         pnp_write_config(GPIO2_DEV, 0xf5, 0x48);
143         pnp_write_config(GPIO2_DEV, 0xf6, 0x00);
144         pnp_write_config(GPIO2_DEV, 0xf7, 0xc0);
145         pnp_exit_ext_func_mode(GPIO2_DEV);
146
147         pnp_enter_ext_func_mode(GPIO3_DEV);
148         pnp_set_logical_device(GPIO3_DEV);
149         pnp_write_config(GPIO3_DEV, 0x30, 0x00);
150         pnp_write_config(GPIO3_DEV, 0xf0, 0xff);
151         pnp_write_config(GPIO3_DEV, 0xf1, 0xff);
152         pnp_write_config(GPIO3_DEV, 0xf2, 0xff);
153         pnp_write_config(GPIO3_DEV, 0xf3, 0x40);
154         pnp_exit_ext_func_mode(GPIO3_DEV);
155 }
156
157 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
158 {
159         struct sys_info *sysinfo = (struct sys_info *)(CONFIG_DCACHE_RAM_BASE
160                 + CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
161         u32 bsp_apicid = 0, val, wants_reset;
162         msr_t msr;
163
164         if (!cpu_init_detectedx && boot_cpu()) {
165                 /* Nothing special needs to be done to find bus 0 */
166                 /* Allow the HT devices to be found */
167                 set_bsp_node_CHtExtNodeCfgEn();
168                 enumerate_ht_chain();
169                 sio_setup();
170         }
171
172   post_code(0x30);
173
174         if (bist == 0)
175                 bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
176
177   post_code(0x32);
178
179         pnp_enter_ext_func_mode(SERIAL_DEV);
180         pnp_write_config(SERIAL_DEV, 0x24, 0x84 | (1 << 6));
181         w83627hf_enable_dev(SERIAL_DEV, CONFIG_TTYS0_BASE);
182         pnp_exit_ext_func_mode(SERIAL_DEV);
183
184         uart_init();
185         console_init();
186         write_GPIO();
187         printk(BIOS_DEBUG, "\n");
188
189         /* Halt if there was a built in self test failure */
190         report_bist_failure(bist);
191
192  val = cpuid_eax(1);
193  printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
194  printk(BIOS_DEBUG, "*sysinfo range: [%p,%p]\n",sysinfo,sysinfo+1);
195  printk(BIOS_DEBUG, "bsp_apicid = %02x \n", bsp_apicid);
196  printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
197
198  /* Setup sysinfo defaults */
199  set_sysinfo_in_ram(0);
200
201  update_microcode(val);
202  post_code(0x33);
203
204  cpuSetAMDMSR();
205  post_code(0x34);
206
207  amd_ht_init(sysinfo);
208  post_code(0x35);
209
210  /* Setup nodes PCI space and start core 0 AP init. */
211  finalize_node_setup(sysinfo);
212
213  /* Setup any mainboard PCI settings etc. */
214  setup_mb_resource_map();
215  post_code(0x36);
216
217  /* wait for all the APs core0 started by finalize_node_setup. */
218  /* FIXME: A bunch of cores are going to start output to serial at once.
219   * It would be nice to fixup prink spinlocks for ROM XIP mode.
220   * I think it could be done by putting the spinlock flag in the cache
221   * of the BSP located right after sysinfo.
222   */
223
224         wait_all_core0_started();
225 #if CONFIG_LOGICAL_CPUS==1
226  /* Core0 on each node is configured. Now setup any additional cores. */
227  printk(BIOS_DEBUG, "start_other_cores()\n");
228         start_other_cores();
229  post_code(0x37);
230         wait_all_other_cores_started(bsp_apicid);
231 #endif
232
233  post_code(0x38);
234
235 #if CONFIG_SET_FIDVID
236  msr = rdmsr(0xc0010071);
237  printk(BIOS_DEBUG, "\nBegin FIDVID MSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
238
239  /* FIXME: The sb fid change may survive the warm reset and only
240   * need to be done once.*/
241
242         enable_fid_change_on_sb(sysinfo->sbbusn, sysinfo->sbdn);
243  post_code(0x39);
244
245  if (!warm_reset_detect(0)) {      // BSP is node 0
246    init_fidvid_bsp(bsp_apicid, sysinfo->nodes);
247  } else {
248    init_fidvid_stage2(bsp_apicid, 0);  // BSP is node 0
249         }
250
251  post_code(0x3A);
252
253  /* show final fid and vid */
254  msr=rdmsr(0xc0010071);
255  printk(BIOS_DEBUG, "End FIDVIDMSR 0xc0010071 0x%08x 0x%08x \n", msr.hi, msr.lo);
256 #endif
257
258         init_timer(); // Need to use TMICT to synconize FID/VID
259
260  wants_reset = mcp55_early_setup_x();
261
262  /* Reset for HT, FIDVID, PLL and errata changes to take affect. */
263  if (!warm_reset_detect(0)) {
264    print_info("...WARM RESET...\n\n\n");
265                 soft_reset();
266    die("After soft_reset_x - shouldn't see this message!!!\n");
267         }
268
269  if (wants_reset)
270    printk(BIOS_DEBUG, "mcp55_early_setup_x wanted additional reset!\n");
271
272  post_code(0x3B);
273
274 /* It's the time to set ctrl in sysinfo now; */
275 printk(BIOS_DEBUG, "fill_mem_ctrl()\n");
276 fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
277
278 post_code(0x3D);
279
280 //printk(BIOS_DEBUG, "enable_smbus()\n");
281 //        enable_smbus(); /* enable in sio_setup */
282
283 post_code(0x40);
284
285  printk(BIOS_DEBUG, "raminit_amdmct()\n");
286  raminit_amdmct(sysinfo);
287  post_code(0x41);
288
289 // printk(BIOS_DEBUG, "\n*** Yes, the copy/decompress is taking a while, FIXME!\n");
290  post_cache_as_ram();  // BSP switch stack to ram, copy then execute LB.
291  post_code(0x42);  // Should never see this post code.
292 }