From 2a12e2e8da2477d97b8774babd1a74dda65d11a0 Mon Sep 17 00:00:00 2001 From: Furquan Shaikh Date: Mon, 25 Jul 2016 11:48:03 -0700 Subject: vboot: Separate vboot from chromeos VBOOT_VERIFY_FIRMWARE should be independent of CHROMEOS. This allows use of verified boot library without having to stick to CHROMEOS. BUG=chrome-os-partner:55639 Change-Id: Ia2c328712caedd230ab295b8a613e3c1ed1532d9 Signed-off-by: Furquan Shaikh Reviewed-on: https://review.coreboot.org/15867 Tested-by: build bot (Jenkins) Reviewed-by: Duncan Laurie --- src/vboot/vbnv_layout.h | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 src/vboot/vbnv_layout.h (limited to 'src/vboot/vbnv_layout.h') diff --git a/src/vboot/vbnv_layout.h b/src/vboot/vbnv_layout.h new file mode 100644 index 0000000000..59acd0c354 --- /dev/null +++ b/src/vboot/vbnv_layout.h @@ -0,0 +1,47 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 The ChromiumOS Authors. All rights reserved. + * + * 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. + */ + +#ifndef __VBOOT_VBNV_LAYOUT_H__ +#define __VBOOT_VBNV_LAYOUT_H__ + +#define VBOOT_VBNV_BLOCK_SIZE 16 /* Size of NV storage block in bytes */ + +/* Constants for NV storage. We use this rather than structs and + * bitfields so the data format is consistent across platforms and + * compilers. + */ +#define HEADER_OFFSET 0 +#define HEADER_MASK 0xC0 +#define HEADER_SIGNATURE 0x40 +#define HEADER_FIRMWARE_SETTINGS_RESET 0x20 +#define HEADER_KERNEL_SETTINGS_RESET 0x10 + +#define BOOT_OFFSET 1 +#define BOOT_DEBUG_RESET_MODE 0x80 +#define BOOT_DISABLE_DEV_REQUEST 0x40 +#define BOOT_OPROM_NEEDED 0x20 +#define BOOT_TRY_B_COUNT_MASK 0x0F + +#define RECOVERY_OFFSET 2 +#define LOCALIZATION_OFFSET 3 + +#define DEV_FLAGS_OFFSET 4 +#define DEV_BOOT_USB_MASK 0x01 +#define DEV_BOOT_SIGNED_ONLY_MASK 0x02 + +#define KERNEL_FIELD_OFFSET 11 +#define CRC_OFFSET 15 + +#endif /* __VBOOT_VBNV_LAYOUT_H__ */ -- cgit v1.2.3