1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * (C) Copyright 2002 3*4882a593Smuzhiyun * Daniel Engström, Omicron Ceti AB, daniel@omicron.se 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #ifndef _ASM_ZIMAGE_H_ 9*4882a593Smuzhiyun #define _ASM_ZIMAGE_H_ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <asm/bootparam.h> 12*4882a593Smuzhiyun #include <asm/e820.h> 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun /* linux i386 zImage/bzImage header. Offsets relative to 15*4882a593Smuzhiyun * the start of the image */ 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun #define HEAP_FLAG 0x80 18*4882a593Smuzhiyun #define BIG_KERNEL_FLAG 0x01 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun /* magic numbers */ 21*4882a593Smuzhiyun #define KERNEL_MAGIC 0xaa55 22*4882a593Smuzhiyun #define KERNEL_V2_MAGIC 0x53726448 23*4882a593Smuzhiyun #define COMMAND_LINE_MAGIC 0xA33F 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun /* limits */ 26*4882a593Smuzhiyun #define BZIMAGE_MAX_SIZE 15*1024*1024 /* 15MB */ 27*4882a593Smuzhiyun #define ZIMAGE_MAX_SIZE 512*1024 /* 512k */ 28*4882a593Smuzhiyun #define SETUP_MAX_SIZE 32768 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun #define SETUP_START_OFFSET 0x200 31*4882a593Smuzhiyun #define BZIMAGE_LOAD_ADDR 0x100000 32*4882a593Smuzhiyun #define ZIMAGE_LOAD_ADDR 0x10000 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun struct boot_params *load_zimage(char *image, unsigned long kernel_size, 35*4882a593Smuzhiyun ulong *load_addressp); 36*4882a593Smuzhiyun int setup_zimage(struct boot_params *setup_base, char *cmd_line, int auto_boot, 37*4882a593Smuzhiyun unsigned long initrd_addr, unsigned long initrd_size); 38*4882a593Smuzhiyun void setup_video(struct screen_info *screen_info); 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun #endif 41