blob: c3e2aa4b622f59e7df6ca60b40649cf3f14af495 (
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
|
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015 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.
*/
#include <console/console.h>
#include <arch/acpi.h>
#include <arch/io.h>
#include <arch/stages.h>
#include <cpu/x86/lapic.h>
#include <cpu/x86/bist.h>
#include <cpu/amd/car.h>
#include <cpu/amd/pi/s3_resume.h>
#include <northbridge/amd/pi/agesawrapper.h>
#include <northbridge/amd/pi/agesawrapper_call.h>
#include <southbridge/amd/pi/hudson/hudson.h>
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
u32 val;
#if CONFIG_HAVE_ACPI_RESUME
void *resume_backup_memory;
#endif
amd_initmmio();
hudson_lpc_port80();
if (!cpu_init_detectedx && boot_cpu()) {
post_code(0x30);
#if IS_ENABLED(CONFIG_HUDSON_UART)
configure_hudson_uart();
#endif
post_code(0x31);
console_init();
}
/* Halt if there was a built in self test failure */
post_code(0x34);
report_bist_failure(bist & 0x7FFFFFFF); /* Mask bit 31. One result of Silicon Observation */
/* 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(0x37);
AGESAWRAPPER(amdinitreset);
post_code(0x38);
printk(BIOS_DEBUG, "Got past agesawrapper_amdinitreset\n");
post_code(0x39);
AGESAWRAPPER(amdinitearly);
int s3resume = acpi_is_wakeup_s3();
if (!s3resume) {
post_code(0x40);
AGESAWRAPPER(amdinitpost);
post_code(0x41);
AGESAWRAPPER(amdinitenv);
/* TODO: Disable cache is not ok. */
disable_cache_as_ram();
} else { /* S3 detect */
printk(BIOS_INFO, "S3 detected\n");
post_code(0x60);
AGESAWRAPPER(amdinitresume);
AGESAWRAPPER(amds3laterestore);
post_code(0x61);
prepare_for_resume();
}
if (s3resume || acpi_is_wakeup_s4()) {
outb(0xEE, PM_INDEX);
outb(0x8, PM_DATA);
}
post_code(0x50);
copy_and_run();
post_code(0x54); /* Should never see this post code. */
}
|