summaryrefslogtreecommitdiff
path: root/src/soc/amd/sabrina/mca.c
blob: 0f90fd88c669b7b0394e0e5a562233a1a6c7c988 (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
/* SPDX-License-Identifier: GPL-2.0-only */

#include <amdblocks/mca.h>
#include <cpu/x86/msr.h>
#include <types.h>

static const char *const mca_bank_name[] = {
	[0]  = "Load-store unit",
	[1]  = "Instruction fetch unit",
	[2]  = "L2 cache unit",
	[3]  = "Decode unit",
	[4]  = "",
	[5]  = "Execution unit",
	[6]  = "Floating point unit",
	[7]  = "L3 cache unit",
	[8]  = "L3 cache unit",
	[9]  = "L3 cache unit",
	[10] = "L3 cache unit",
	[11] = "UMC",
	[12] = "UMC",
	[13] = "CS",
	[14] = "CS",
	[15] = "NBIO",
	[16] = "PIE",
};

bool mca_has_expected_bank_count(void)
{
	return ARRAY_SIZE(mca_bank_name) == mca_get_bank_count();
}

bool mca_is_valid_bank(unsigned int bank)
{
	return (bank < ARRAY_SIZE(mca_bank_name) && mca_bank_name[bank] != NULL);
}

const char *mca_get_bank_name(unsigned int bank)
{
	if (mca_is_valid_bank(bank))
		return mca_bank_name[bank];
	else
		return "";
}