summaryrefslogtreecommitdiff
path: root/src/soc/intel/common/smbios.c
blob: d89e9d582719247514f1a5dbebb62b676daa0bbc (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
/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2017 Intel 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 <smbios.h>
#include "smbios.h"
#include <string.h>
#include <console/console.h>

/* Fill the SMBIOS memory information from FSP MEM_INFO_DATA_HOB in CBMEM.*/
void dimm_info_fill(struct dimm_info *dimm, u32 dimm_capacity, u8 ddr_type,
		u32 frequency, u8 rank_per_dimm, u8 channel_id, u8 dimm_id,
		const char *module_part_num, size_t module_part_number_size,
		const u8 *module_serial_num, u16 data_width)
{
	dimm->dimm_size = dimm_capacity;
	dimm->ddr_type = ddr_type;
	dimm->ddr_frequency = frequency;
	dimm->rank_per_dimm = rank_per_dimm;
	dimm->channel_num = channel_id;
	dimm->dimm_num = dimm_id;
	strncpy((char *)dimm->module_part_number,
			module_part_num,
			min(sizeof(dimm->module_part_number),
				module_part_number_size));
	if (module_serial_num)
		memcpy(dimm->serial, module_serial_num,
		       DIMM_INFO_SERIAL_SIZE);
	switch (data_width) {
	case 8:
		dimm->bus_width = MEMORY_BUS_WIDTH_8;
		break;
	case 16:
		dimm->bus_width = MEMORY_BUS_WIDTH_16;
		break;
	case 32:
		dimm->bus_width = MEMORY_BUS_WIDTH_32;
		break;
	case 64:
		dimm->bus_width = MEMORY_BUS_WIDTH_64;
		break;
	case 128:
		dimm->bus_width = MEMORY_BUS_WIDTH_128;
		break;
	default:
		printk(BIOS_NOTICE, "Incorrect DIMM Data width: %u\n",
		       (unsigned int)data_width);
	}
}