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/*
* (C) Copyright 2002
* Daniel Engström, Omicron Ceti AB, daniel@omicron.se
*
* SPDX-License-Identifier: GPL-2.0+
*/
#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
/* Implementation defined function to install an e820 map. */
unsigned install_e820_map(unsigned max_entries, struct e820entry *);
struct boot_params *load_zimage(char *image, unsigned long kernel_size,
void **load_address);
int setup_zimage(struct boot_params *setup_base, char *cmd_line, int auto_boot,
unsigned long initrd_addr, unsigned long initrd_size);
void boot_zimage(void *setup_base, void *load_address);
#endif
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