| wdenk | 2262cfe | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2002 |
| Albert ARIBAUD | fa82f87 | 2011-08-04 18:45:45 +0200 | [diff] [blame] | 3 | * Daniel Engström, Omicron Ceti AB, daniel@omicron.se |
| wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 4 | * |
| Wolfgang Denk | 1a45966 | 2013-07-08 09:37:19 +0200 | [diff] [blame] | 5 | * SPDX-License-Identifier: GPL-2.0+ |
| wdenk | 2262cfe | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 6 | */ |
| 7 | |
| 8 | #ifndef _ASM_ZIMAGE_H_ |
| 9 | #define _ASM_ZIMAGE_H_ |
| 10 | |
| Gabe Black | 69370d1 | 2011-12-05 12:09:26 +0000 | [diff] [blame] | 11 | #include <asm/bootparam.h> |
| Gabe Black | 233dbc1 | 2011-12-05 12:09:24 +0000 | [diff] [blame] | 12 | #include <asm/e820.h> |
| 13 | |
| wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 14 | /* linux i386 zImage/bzImage header. Offsets relative to |
| wdenk | 2262cfe | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 15 | * the start of the image */ |
| 16 | |
| wdenk | 2262cfe | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 17 | #define HEAP_FLAG 0x80 |
| 18 | #define BIG_KERNEL_FLAG 0x01 |
| 19 | |
| 20 | /* magic numbers */ |
| 21 | #define KERNEL_MAGIC 0xaa55 |
| 22 | #define KERNEL_V2_MAGIC 0x53726448 |
| 23 | #define COMMAND_LINE_MAGIC 0xA33F |
| 24 | |
| 25 | /* limits */ |
| 26 | #define BZIMAGE_MAX_SIZE 15*1024*1024 /* 15MB */ |
| 27 | #define ZIMAGE_MAX_SIZE 512*1024 /* 512k */ |
| 28 | #define SETUP_MAX_SIZE 32768 |
| 29 | |
| 30 | #define SETUP_START_OFFSET 0x200 |
| wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 31 | #define BZIMAGE_LOAD_ADDR 0x100000 |
| wdenk | 2262cfe | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 32 | #define ZIMAGE_LOAD_ADDR 0x10000 |
| wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 33 | |
| Gabe Black | 233dbc1 | 2011-12-05 12:09:24 +0000 | [diff] [blame] | 34 | /* Implementation defined function to install an e820 map. */ |
| 35 | unsigned install_e820_map(unsigned max_entries, struct e820entry *); |
| 36 | |
| Gabe Black | 69370d1 | 2011-12-05 12:09:26 +0000 | [diff] [blame] | 37 | struct boot_params *load_zimage(char *image, unsigned long kernel_size, |
| Simon Glass | 7653938 | 2014-10-10 08:21:56 -0600 | [diff] [blame] | 38 | ulong *load_addressp); |
| Gabe Black | 69370d1 | 2011-12-05 12:09:26 +0000 | [diff] [blame] | 39 | int setup_zimage(struct boot_params *setup_base, char *cmd_line, int auto_boot, |
| 40 | unsigned long initrd_addr, unsigned long initrd_size); |
| Bin Meng | a452002 | 2015-07-06 16:31:36 +0800 | [diff] [blame^] | 41 | void setup_video(struct screen_info *screen_info); |
| wdenk | 2262cfe | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 42 | |
| wdenk | 2262cfe | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 43 | #endif |