summaryrefslogtreecommitdiff
path: root/src/soc/intel/braswell/memmap.c
blob: 110dc45aac8bcfa15e00660b144d046224efb117 (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
/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2013 Google, 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.
 */

#include <arch/io.h>
#include <cbmem.h>
#include <soc/iosf.h>
#include <soc/smm.h>

uintptr_t smm_region_start(void)
{
	return (iosf_bunit_read(BUNIT_SMRRL) << 20);
}

void *cbmem_top(void)
{
	return (void *) smm_region_start();
}