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/*
* This file is part of the coreboot project.
*
* Copyright 2014 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.
*/
#include <arch/secmon.h>
#include <console/console.h>
#include <soc/addressmap.h>
#include <soc/mmu_operations.h>
static void soc_get_secure_mem(uint64_t *base, size_t *size)
{
uintptr_t tz_base_mib;
size_t tz_size_mib;
carveout_range(CARVEOUT_TZ, &tz_base_mib, &tz_size_mib);
tz_base_mib *= MiB;
tz_size_mib *= MiB;
*base = tz_base_mib;
*size = tz_size_mib;
}
void soc_get_secmon_base_size(uint64_t *base, size_t *size)
{
uintptr_t tz_base;
size_t ttb_size, tz_size;
soc_get_secure_mem(&tz_base, &tz_size);
ttb_size = CONFIG_TTB_SIZE_MB * MiB;
*base = tz_base + ttb_size;
*size = tz_size - ttb_size;
}
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