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Intel Common SOC: Add romstage support

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Provide a common romstage implementation for the Intel SOCs.

BRANCH=none
BUG=None
TEST=Build for Braswell

Change-Id: I80f5f8f0f36e9023117b07d4af5c806fff8157b6
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: http://review.coreboot.org/10050
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Lee Leahy
2015-04-20 15:24:54 -07:00
committed by Leroy P Leahy
parent 4a8c19cc90
commit 0946ec37aa
17 changed files with 2148 additions and 7 deletions
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47
src/soc/intel/common/vbt.c Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015 Google Inc.
* Copyright (C) 2015 Intel Corp.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <cbfs.h>
#include <console/console.h>
#include <fsp_util.h>
#include <lib.h>
#include <soc/intel/common/ramstage.h>
#include <string.h>
/* Locate VBT and pass it to FSP GOP */
void load_vbt(uint8_t s3_resume, SILICON_INIT_UPD *params)
{
const optionrom_vbt_t *vbt_data;
uint32_t vbt_len;
/* Check boot mode - for S3 resume path VBT loading is not needed */
if (s3_resume) {
vbt_data = NULL;
printk(BIOS_DEBUG, "S3 resume do not pass VBT to GOP\n");
} else {
/* Get VBT data */
vbt_data = fsp_get_vbt(&vbt_len);
if (vbt_data != NULL)
printk(BIOS_DEBUG, "Passing VBT to GOP\n");
else
printk(BIOS_DEBUG, "VBT not found!\n");
}
params->PcdGraphicsConfigPtr = (u32)vbt_data;
}