/* * (C) Copyright 2002 * Daniel Engstr鰉, Omicron Ceti AB, daniel@omicron.se * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */#ifndef _ASM_ZIMAGE_H_#define _ASM_ZIMAGE_H_/* linux i386 zImage/bzImage header. Offsets relative to * the start of the image */#define CMD_LINE_MAGIC_OFF  0x020 /* Magic 0xa33f if the offset below is valid */#define CMD_LINE_OFFSET_OFF 0x022 /* Offset to comandline */#define SETUP_SECTS_OFF     0x1F1 /* The size of the setup in sectors */#define ROOT_FLAGS_OFF      0x1F2 /* If set, the root is mounted readonly */#define VID_MODE_OFF        0x1FA /* Video mode control */#define ROOT_DEV_OFF        0x1FC /* Default root device number */#define BOOT_FLAG_OFF       0x1FE /* 0xAA55 magic number */#define HEADER_OFF          0x202 /* Magic signature "HdrS" */#define VERSION_OFF         0x206 /* Boot protocol version supported */#define REALMODE_SWTCH_OFF  0x208 /* Boot loader hook (see below) */#define START_SYS_OFF       0x20C /* Points to kernel version string */#define TYPE_OF_LOADER_OFF  0x210 /* Boot loader identifier */#define LOADFLAGS_OFF       0x211 /* Boot protocol option flags */#define SETUP_MOVE_SIZE_OFF 0x212 /* Move to high memory size (used with hooks) */#define CODE32_START_OFF    0x214 /* Boot loader hook (see below) */#define RAMDISK_IMAGE_OFF   0x218 /* initrd load address (set by boot loader) */#define RAMDISK_SIZE_OFF    0x21C /* initrd size (set by boot loader) */#define HEAP_END_PTR_OFF    0x224 /* Free memory after setup end */#define CMD_LINE_PTR_OFF    0x228 /* 32-bit pointer to the kernel command line */#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   0x10000void *load_zimage(char *image, unsigned long kernel_size,		  unsigned long initrd_addr, unsigned long initrd_size,		  int auto_boot);void boot_zimage(void *setup_base);image_header_t *fake_zimage_header(image_header_t *hdr, void *ptr, int size);#endif