2c4aab3fd6
At some point the license text for a file was incorrectly changed. That license was then copied and pasted. I'm sure it was myself. Anyhow, fix the bustedness. Change-Id: I276083d40ea03782e11da7b7518eb708a08ff7cd Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8620 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2013 Google, Inc.
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* Copyright (C) 2014 Sage Electronic Engineering, LLC.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <arch/io.h>
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#include <cbmem.h>
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#include <baytrail/iosf.h>
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#include <baytrail/smm.h>
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#include <drivers/intel/fsp/fsp_util.h>
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uintptr_t smm_region_start(void)
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{
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return (iosf_bunit_read(BUNIT_SMRRL) << 20);
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}
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/** @brief get the top of usable low memory from the FSP's HOB list
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*
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* The FSP's reserved memory sits just below the SMM region. The memory
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* region below it is usable memory.
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*
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* The entire memory map is shown in northcluster.c
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*
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* @return pointer to the first byte of reserved memory
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*/
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void *cbmem_top(void)
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{
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return find_fsp_reserved_mem(*(void **)CBMEM_FSP_HOB_PTR);
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}
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