823edda98e
Until we completely can unify early_variables, use these to handle CBMEM update hooks for both romstage and ramstage. For x86, CAR_MIGRATE serves the purpose of romstage hooks. Change-Id: I100ebc0e35e1b7091b4f287ca37f539fd7c9fa7a Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/7876 Reviewed-by: Aaron Durbin <adurbin@google.com> Tested-by: build bot (Jenkins)
60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2003 Eric Biederman
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* Copyright (C) 2005 Steve Magnani
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* Copyright (C) 2008-2009 coresystems GmbH
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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 <console/console.h>
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#include <cpu/cpu.h>
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#include <boot/tables.h>
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#include <boot/coreboot_tables.h>
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#include <string.h>
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#include <cbmem.h>
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#include <lib.h>
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#define MAX_COREBOOT_TABLE_SIZE (8 * 1024)
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void write_tables(void)
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{
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unsigned long table_pointer, new_table_pointer;
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post_code(0x9d);
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table_pointer = (unsigned long)cbmem_add(CBMEM_ID_CBTABLE,
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MAX_COREBOOT_TABLE_SIZE);
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if (!table_pointer) {
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printk(BIOS_ERR, "Could not add CBMEM for coreboot table.\n");
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return;
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}
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new_table_pointer = write_coreboot_table(0UL, 0UL,
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table_pointer, table_pointer);
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if (new_table_pointer > (table_pointer + MAX_COREBOOT_TABLE_SIZE)) {
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printk(BIOS_ERR, "coreboot table didn't fit (%lx/%x bytes)\n",
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new_table_pointer - table_pointer, MAX_COREBOOT_TABLE_SIZE);
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}
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printk(BIOS_DEBUG, "coreboot table: %ld bytes.\n",
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new_table_pointer - table_pointer);
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post_code(0x9e);
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/* Print CBMEM sections */
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cbmem_list();
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}
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