GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

2026-09-06 03:52:57 +08:00
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+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2002
+ * Daniel Engström, Omicron Ceti AB, daniel@omicron.se
+ */
+
+#ifndef _ASM_ZIMAGE_H_
+#define _ASM_ZIMAGE_H_
+
+#include <asm/bootparam.h>
+#include <asm/e820.h>
+
+/* linux i386 zImage/bzImage header. Offsets relative to
+ * the start of the image */
+
+#define HEAP_FLAG           0x80
+#define BIG_KERNEL_FLAG     0x01
+
+/* magic numbers */
+#define KERNEL_MAGIC        0xaa55
+#define KERNEL_V2_MAGIC     0x53726448
+#define COMMAND_LINE_MAGIC  0xA33F
+
+/* limits */
+#define BZIMAGE_MAX_SIZE   15*1024*1024     /* 15MB */
+#define ZIMAGE_MAX_SIZE    512*1024         /* 512k */
+#define SETUP_MAX_SIZE     32768
+
+#define SETUP_START_OFFSET 0x200
+#define BZIMAGE_LOAD_ADDR  0x100000
+#define ZIMAGE_LOAD_ADDR   0x10000
+
+struct boot_params *load_zimage(char *image, unsigned long kernel_size,
+				ulong *load_addressp);
+int setup_zimage(struct boot_params *setup_base, char *cmd_line, int auto_boot,
+		 unsigned long initrd_addr, unsigned long initrd_size);
+void setup_video(struct screen_info *screen_info);
+void setup_efi_info(struct efi_info *efi_info);
+
+#endif