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
|
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2012 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 <spi-generic.h>
#include <spi_flash.h>
#include "s3_resume.h"
void spi_SaveS3info(u32 pos, u32 size, u8 *buf, u32 len)
{
struct spi_flash *flash;
spi_init();
flash = spi_flash_probe(0, 0);
if (!flash) {
printk(BIOS_DEBUG, "Could not find SPI device\n");
/* Dont make flow stop. */
return;
}
spi_flash_volatile_group_begin(flash);
spi_flash_erase(flash, pos, size);
spi_flash_write(flash, pos, sizeof(len), &len);
spi_flash_write(flash, pos + sizeof(len), len, buf);
spi_flash_volatile_group_end(flash);
return;
}
|
