eec8e33ecd
Since we are using VBNV to determine if developer mode is active we do not need the messy OPROM hook magic any longer. Change-Id: I1b9effef3ef2aa84e916060d8e61ee42515a2b7c Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://gerrit.chromium.org/gerrit/57473 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/4222 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
87 lines
2.5 KiB
C
87 lines
2.5 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2011 The ChromiumOS Authors. All rights reserved.
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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 <types.h>
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#include <string.h>
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#include <stdlib.h>
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#include <cbfs.h>
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#include <cbmem.h>
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#include <console/console.h>
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#include <elog.h>
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#include "chromeos.h"
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#include "gnvs.h"
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#if CONFIG_VBOOT_VERIFY_FIRMWARE
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#include "vboot_handoff.h"
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#endif
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chromeos_acpi_t *vboot_data = NULL;
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static u32 me_hash_saved[8];
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void chromeos_init_vboot(chromeos_acpi_t *chromeos)
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{
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vboot_data = chromeos;
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/* Copy saved ME hash into NVS */
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memcpy(vboot_data->mehh, me_hash_saved, sizeof(vboot_data->mehh));
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#if CONFIG_VBOOT_VERIFY_FIRMWARE
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/* Save the vdat from the vboot handoff structure. Downstream software
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* consumes the data located in the ACPI table. Ensure it reflects
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* the shared data from VbInit() and VbSelectFirmware(). */
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struct vboot_handoff *vboot_handoff;
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vboot_handoff = cbmem_find(CBMEM_ID_VBOOT_HANDOFF);
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if (vboot_handoff != NULL)
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memcpy(&chromeos->vdat[0], &vboot_handoff->shared_data[0],
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ARRAY_SIZE(chromeos->vdat));
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#endif
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#if CONFIG_ELOG
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if (developer_mode_enabled() ||
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(vboot_wants_oprom() && !recovery_mode_enabled()))
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elog_add_event(ELOG_TYPE_CROS_DEVELOPER_MODE);
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if (recovery_mode_enabled()) {
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int reason = get_recovery_mode_from_vbnv();
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elog_add_event_byte(ELOG_TYPE_CROS_RECOVERY_MODE,
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reason ? reason : ELOG_CROS_RECOVERY_MODE_BUTTON);
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}
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#endif
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}
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void chromeos_set_me_hash(u32 *hash, int len)
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{
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if ((len*sizeof(u32)) > sizeof(vboot_data->mehh))
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return;
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/* Copy to NVS or save until it is ready */
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if (vboot_data)
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/* This does never happen! */
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memcpy(vboot_data->mehh, hash, len*sizeof(u32));
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else
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memcpy(me_hash_saved, hash, len*sizeof(u32));
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}
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void acpi_get_vdat_info(uint64_t *vdat_addr, uint32_t *vdat_size)
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{
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*vdat_addr = (intptr_t)vboot_data;
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*vdat_size = sizeof(*vboot_data);
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}
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