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-rw-r--r--arch/arm64/include/asm/image.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/image.h b/arch/arm64/include/asm/image.h
new file mode 100644
index 0000000000..c09cf942dc
--- /dev/null
+++ b/arch/arm64/include/asm/image.h
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef __ASM_IMAGE_H
+#define __ASM_IMAGE_H
+
+#define ARM64_IMAGE_MAGIC "ARM\x64"
+
+#define ARM64_IMAGE_FLAG_BE_SHIFT 0
+#define ARM64_IMAGE_FLAG_PAGE_SIZE_SHIFT (ARM64_IMAGE_FLAG_BE_SHIFT + 1)
+#define ARM64_IMAGE_FLAG_PHYS_BASE_SHIFT \
+ (ARM64_IMAGE_FLAG_PAGE_SIZE_SHIFT + 2)
+#define ARM64_IMAGE_FLAG_BE_MASK 0x1
+#define ARM64_IMAGE_FLAG_PAGE_SIZE_MASK 0x3
+#define ARM64_IMAGE_FLAG_PHYS_BASE_MASK 0x1
+
+#define ARM64_IMAGE_FLAG_LE 0
+#define ARM64_IMAGE_FLAG_BE 1
+#define ARM64_IMAGE_FLAG_PAGE_SIZE_4K 1
+#define ARM64_IMAGE_FLAG_PAGE_SIZE_16K 2
+#define ARM64_IMAGE_FLAG_PAGE_SIZE_64K 3
+#define ARM64_IMAGE_FLAG_PHYS_BASE 1
+
+#ifndef __ASSEMBLY__
+
+#define arm64_image_flag_field(flags, field) \
+ (((flags) >> field##_SHIFT) & field##_MASK)
+
+/*
+ * struct arm64_image_header - arm64 kernel image header
+ * See Documentation/arch/arm64/booting.rst for details
+ *
+ * @code0: Executable code, or
+ * @mz_header alternatively used for part of MZ header
+ * @code1: Executable code
+ * @text_offset: Image load offset
+ * @image_size: Effective Image size
+ * @flags: kernel flags
+ * @reserved: reserved
+ * @magic: Magic number
+ * @reserved5: reserved, or
+ * @pe_header: alternatively used for PE COFF offset
+ */
+
+struct arm64_image_header {
+ __le32 code0;
+ __le32 code1;
+ __le64 text_offset;
+ __le64 image_size;
+ __le64 flags;
+ __le64 res2;
+ __le64 res3;
+ __le64 res4;
+ __le32 magic;
+ __le32 res5;
+};
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* __ASM_IMAGE_H */