/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_RISCV_IMAGE_H
#define _ASM_RISCV_IMAGE_H
#define RISCV_IMAGE_MAGIC "RISCV\0\0\0"
#define RISCV_IMAGE_MAGIC2 "RSC\x05"
#define RISCV_IMAGE_FLAG_BE_SHIFT 0
#define RISCV_IMAGE_FLAG_BE_MASK 0 x1
#define RISCV_IMAGE_FLAG_LE 0
#define RISCV_IMAGE_FLAG_BE 1
#ifdef CONFIG_CPU_BIG_ENDIAN
#error conversion of header fields to LE not yet implemented
#else
#define __HEAD_FLAG_BE RISCV_IMAGE_FLAG_LE
#endif
#define __HEAD_FLAG(field) (__HEAD_FLAG_## field << \
RISCV_IMAGE_FLAG_## field## _SHIFT)
#define __HEAD_FLAGS (__HEAD_FLAG(BE))
#define RISCV_HEADER_VERSION_MAJOR 0
#define RISCV_HEADER_VERSION_MINOR 2
#define RISCV_HEADER_VERSION (RISCV_HEADER_VERSION_MAJOR << 16 | \
RISCV_HEADER_VERSION_MINOR)
#ifndef __ASSEMBLY__
#define riscv_image_flag_field(flags, field)\
(((flags) >> field## _SHIFT) & field## _MASK)
/**
* struct riscv_image_header - riscv kernel image header
* @ code0 : Executable code
* @ code1 : Executable code
* @ text_offset : Image load offset ( little endian )
* @ image_size : Effective Image size ( little endian )
* @ flags : kernel flags ( little endian )
* @ version : version
* @ res1 : reserved
* @ res2 : reserved
* @ magic : Magic number ( RISC - V specific ; deprecated )
* @ magic2 : Magic number 2 ( to match the ARM64 ' magic ' field pos )
* @ res3 : reserved ( will be used for PE COFF offset )
*
* The intention is for this header format to be shared between multiple
* architectures to avoid a proliferation of image header formats .
*/
struct riscv_image_header {
u32 code0;
u32 code1;
u64 text_offset;
u64 image_size;
u64 flags;
u32 version;
u32 res1;
u64 res2;
u64 magic;
u32 magic2;
u32 res3;
};
#endif /* __ASSEMBLY__ */
#endif /* _ASM_RISCV_IMAGE_H */
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