aboutsummaryrefslogtreecommitdiff
path: root/src/mainboard/amd/south_station/romstage.c
blob: 95f27bd0ae905bd0ba26c3c88cba8741805d3e20 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2011 Advanced Micro Devices, Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#include <lib.h>
#include <stdint.h>
#include <string.h>
#include <device/pci_def.h>
#include <device/pci_ids.h>
#include <arch/io.h>
#include <arch/stages.h>
#include <device/pnp_def.h>
#include <arch/romcc_io.h>
#include <arch/cpu.h>
#include <cpu/x86/lapic.h>
#include <console/console.h>
#include <console/loglevel.h>
#include "agesawrapper.h"
#include "cpu/x86/bist.h"
#include "superio/fintek/f81865f/f81865f_early_serial.c"
#include "cpu/x86/lapic/boot_cpu.c"
#include "sb_cimx.h"
#include "SBPLATFORM.h"

#define SERIAL_DEV PNP_DEV(0x4e, F81865F_SP1)

void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
	u32 val;

	// all cores: allow caching of flash chip code and data
	// (there are no cache-as-ram reliability concerns with family 14h)
	__writemsr (0x20c, (0x0100000000ull - CONFIG_ROM_SIZE) | 5);
	__writemsr (0x20d, (0x1000000000ull - CONFIG_ROM_SIZE) | 0x800);

	// all cores: set pstate 0 (1600 MHz) early to save a few ms of boot time
	__writemsr (0xc0010062, 0);

	if (!cpu_init_detectedx && boot_cpu()) {
		post_code(0x30);
		sb_Poweron_Init();

		post_code(0x31);
		f81865f_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
		console_init();
	}

	/* Halt if there was a built in self test failure */
	post_code(0x34);
	report_bist_failure(bist);

	// Load MPB
	val = cpuid_eax(1);
	printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
	printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);

	post_code(0x35);
	val = agesawrapper_amdinitmmio();

	post_code(0x37);
	val = agesawrapper_amdinitreset();
	if(val) {
		printk(BIOS_DEBUG, "agesawrapper_amdinitreset failed: %x \n", val);
	}

	post_code(0x38);
	printk(BIOS_DEBUG, "Got past sb800_early_setup\n");

	post_code(0x39);
	val = agesawrapper_amdinitearly ();
	if(val) {
		printk(BIOS_DEBUG, "agesawrapper_amdinitearly failed: %x \n", val);
	}
	printk(BIOS_DEBUG, "Got past agesawrapper_amdinitearly\n");

	post_code(0x40);
	val = agesawrapper_amdinitpost ();
	if(val) {
		printk(BIOS_DEBUG, "agesawrapper_amdinitpost failed: %x \n", val);
	}
	printk(BIOS_DEBUG, "Got past agesawrapper_amdinitpost\n");

	post_code(0x41);
	val = agesawrapper_amdinitenv ();
	if(val) {
		printk(BIOS_DEBUG, "agesawrapper_amdinitenv failed: %x \n", val);
	}
	printk(BIOS_DEBUG, "Got past agesawrapper_amdinitenv\n");

	post_code(0x50);
	copy_and_run(0);

	post_code(0x54);  // Should never see this post code.
}