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/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0-only */
#ifndef FLASHMAP_SERIALIZED_H__
#define FLASHMAP_SERIALIZED_H__
#include <stdint.h>
#define FMAP_SIGNATURE "__FMAP__"
#define FMAP_VER_MAJOR 1 /* this header's FMAP minor version */
#define FMAP_VER_MINOR 1 /* this header's FMAP minor version */
#define FMAP_STRLEN 32 /* maximum length for strings, */
/* including null-terminator */
enum fmap_flags {
FMAP_AREA_STATIC = 1 << 0,
FMAP_AREA_COMPRESSED = 1 << 1,
FMAP_AREA_RO = 1 << 2,
FMAP_AREA_PRESERVE = 1 << 3,
};
/* Mapping of volatile and static regions in firmware binary */
struct fmap_area {
uint32_t offset; /* offset relative to base */
uint32_t size; /* size in bytes */
uint8_t name[FMAP_STRLEN]; /* descriptive name */
uint16_t flags; /* flags for this area */
} __packed;
struct fmap {
uint8_t signature[8]; /* "__FMAP__" (0x5F5F464D41505F5F) */
uint8_t ver_major; /* major version */
uint8_t ver_minor; /* minor version */
uint64_t base; /* address of the firmware binary */
uint32_t size; /* size of firmware binary in bytes */
uint8_t name[FMAP_STRLEN]; /* name of this firmware binary */
uint16_t nareas; /* number of areas described by
fmap_areas[] below */
struct fmap_area areas[];
} __packed;
#endif /* FLASHMAP_SERIALIZED_H__ */
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