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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Derived from U-Boot include/image.h:
*
* (C) Copyright 2008 Semihalf
*
* (C) Copyright 2000-2005
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
********************************************************************
* NOTE: This header file defines an interface to U-Boot. Including
* this (unmodified) header file in another file is considered normal
* use of U-Boot, and does *not* fall under the heading of "derived
* work".
********************************************************************
*/
#pragma once
#include <types.h>
/*
* Compression Types
*
* The following are exposed to uImage header.
* New IDs *MUST* be appended at the end of the list and *NEVER*
* inserted for backward compatibility.
*/
enum {
IH_COMP_NONE = 0, /* No Compression Used */
IH_COMP_GZIP, /* gzip Compression Used */
IH_COMP_BZIP2, /* bzip2 Compression Used */
IH_COMP_LZMA, /* lzma Compression Used */
IH_COMP_LZO, /* lzo Compression Used */
IH_COMP_LZ4, /* lz4 Compression Used */
IH_COMP_ZSTD, /* zstd Compression Used */
IH_COMP_COUNT,
};
#define IH_MAGIC 0x27051956 /* Image Magic Number */
#define IH_MAGIC_OKLI 0x4f4b4c49 /* 'OKLI' Magic Number */
#define IH_NMLEN 32 /* Image Name Length */
/*
* Legacy format image header,
* all data in network byte order (aka natural aka bigendian).
*/
typedef struct image_header {
uint32_t ih_magic; /* Image Header Magic Number */
uint32_t ih_hcrc; /* Image Header CRC Checksum */
uint32_t ih_time; /* Image Creation Timestamp */
uint32_t ih_size; /* Image Data Size */
uint32_t ih_load; /* Data Load Address */
uint32_t ih_ep; /* Entry Point Address */
uint32_t ih_dcrc; /* Image Data CRC Checksum */
uint8_t ih_os; /* Operating System */
uint8_t ih_arch; /* CPU architecture */
uint8_t ih_type; /* Image Type */
uint8_t ih_comp; /* Compression Type */
uint8_t ih_name[IH_NMLEN]; /* Image Name */
} image_header_t;
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