firmware_layout.h

/*
 * Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef __FIRMWARE_LAYOUT_H__
#define __FIRMWARE_LAYOUT_H__

#define CONFIG_FIRMWARE_SIZE		0x00400000 /* 4 MB */

/* -- Region: Read-only ----------------------------------------------------- */

/* ---- Section: Read-only firmware ----------------------------------------- */

#define CONFIG_OFFSET_RO_SECTION	0x00000000
#define CONFIG_LENGTH_RO_SECTION	0x001f0000

#define CONFIG_OFFSET_BOOT_STUB		0x00000000
#define CONFIG_LENGTH_BOOT_STUB		0x000d0000

#define CONFIG_OFFSET_RECOVERY		0x000d0000
#define CONFIG_LENGTH_RECOVERY		0x000d0000

#define CONFIG_OFFSET_RO_DATA		0x001a0000
#define CONFIG_LENGTH_RO_DATA		0x00010000

#define CONFIG_OFFSET_FMAP		0x001a0000
#define CONFIG_LENGTH_FMAP		0x00000400

#define CONFIG_OFFSET_RO_FRID		0x001a0400
#define CONFIG_LENGTH_RO_FRID		0x00000100

#define CONFIG_OFFSET_GBB		0x001b0000
#define CONFIG_LENGTH_GBB		0x00040000

/* ---- Section: Vital-product data (VPD) ----------------------------------- */

#define CONFIG_OFFSET_RO_VPD		0x001f0000
#define CONFIG_LENGTH_RO_VPD		0x00010000

/* -- Region: Writable ------------------------------------------------------ */

/* ---- Section: Rewritable slot A ------------------------------------------ */

#define CONFIG_OFFSET_RW_SECTION_A	0x00200000
#define CONFIG_LENGTH_RW_SECTION_A	0x000e0000

#define CONFIG_OFFSET_VBLOCK_A		0x00200000
#define CONFIG_LENGTH_VBLOCK_A		0x00010000

#define CONFIG_OFFSET_FW_MAIN_A		0x00210000
#define CONFIG_LENGTH_FW_MAIN_A		0x000cff00

#define CONFIG_OFFSET_RW_FWID_A		0x002dff00
#define CONFIG_LENGTH_RW_FWID_A		0x00000100

#define CONFIG_OFFSET_DATA_A		0x00200000
#define CONFIG_LENGTH_DATA_A		0x00000000

/* ---- Section: Rewritable slot B ------------------------------------------ */

#define CONFIG_OFFSET_RW_SECTION_B	0x002e0000
#define CONFIG_LENGTH_RW_SECTION_B	0x000e0000

#define CONFIG_OFFSET_VBLOCK_B		0x002e0000
#define CONFIG_LENGTH_VBLOCK_B		0x00010000

#define CONFIG_OFFSET_FW_MAIN_B		0x002f0000
#define CONFIG_LENGTH_FW_MAIN_B		0x000cff00

#define CONFIG_OFFSET_RW_FWID_B		0x003bff00
#define CONFIG_LENGTH_RW_FWID_B		0x00000100

#define CONFIG_OFFSET_DATA_B		0x002e0000
#define CONFIG_LENGTH_DATA_B		0x00000000

/* ---- Section: Rewritable VPD --------------------------------------------- */

#define CONFIG_OFFSET_RW_VPD		0x003c0000
#define CONFIG_LENGTH_RW_VPD		0x00010000

/* ---- Section: Rewritable shared ------------------------------------------ */

#define CONFIG_OFFSET_RW_SHARED		0x003d0000
#define CONFIG_LENGTH_RW_SHARED		0x00030000

#define CONFIG_OFFSET_DEV_CFG		0x003d0000
#define CONFIG_LENGTH_DEV_CFG		0x00011000

#define CONFIG_OFFSET_SHARED_DATA	0x003e1000
#define CONFIG_LENGTH_SHARED_DATA	0x0001d000

#define CONFIG_OFFSET_VBNVCONTEXT	0x003fe000
#define CONFIG_LENGTH_VBNVCONTEXT	0x00001000

/* where are the meanings of these documented? Add a comment/link here */
#define CONFIG_OFFSET_ENV		0x003ff000
#define CONFIG_LENGTH_ENV		0x00001000

#endif /* __FIRMWARE_LAYOUT_H__ */