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/*
* 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.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*/
#ifndef CHROMEOS_FDT_DECODE_H_
#define CHROMEOS_FDT_DECODE_H_
/* Decode Chrome OS specific configuration from fdt */
struct fdt_fmap_entry {
uint32_t offset;
uint32_t length;
};
/*
* Only sections that are used during booting are put here. More sections will
* be added if required.
*/
struct fdt_twostop_fmap {
struct {
struct fdt_fmap_entry onestop_layout;
struct fdt_fmap_entry fwbody;
struct fdt_fmap_entry vblock;
struct fdt_fmap_entry fwid;
} onestop_layout;
struct {
struct fdt_fmap_entry readonly;
struct fdt_fmap_entry ro_firmware_image;
struct fdt_fmap_entry ro_firmware_id;
struct fdt_fmap_entry fmap;
struct fdt_fmap_entry gbb;
} readonly;
struct {
struct fdt_fmap_entry readwrite_a;
struct fdt_fmap_entry rw_a_onestop;
uint64_t block_lba;
} readwrite_a;
struct {
struct fdt_fmap_entry readwrite_b;
struct fdt_fmap_entry rw_b_onestop;
uint64_t block_lba;
} readwrite_b;
};
int fdt_decode_twostop_fmap(const void *fdt, struct fdt_twostop_fmap *config);
void dump_fmap(struct fdt_twostop_fmap *config);
#endif /* CHROMEOS_FDT_DECODE_H_ */
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