[linux-2.6-block.git] / include / asm-x86 / bootparam.h

#ifndef _ASM_BOOTPARAM_H
#define _ASM_BOOTPARAM_H

#include <linux/types.h>
#include <linux/screen_info.h>
#include <linux/apm_bios.h>
#include <linux/edd.h>
#include <asm/e820.h>
#include <asm/ist.h>
#include <video/edid.h>

struct setup_header {
	u8	setup_sects;
	u16	root_flags;
	u32	syssize;
	u16	ram_size;
#define RAMDISK_IMAGE_START_MASK	0x07FF
#define RAMDISK_PROMPT_FLAG		0x8000
#define RAMDISK_LOAD_FLAG		0x4000
	u16	vid_mode;
	u16	root_dev;
	u16	boot_flag;
	u16	jump;
	u32	header;
	u16	version;
	u32	realmode_swtch;
	u16	start_sys;
	u16	kernel_version;
	u8	type_of_loader;
	u8	loadflags;
#define LOADED_HIGH	(1<<0)
#define KEEP_SEGMENTS	(1<<6)
#define CAN_USE_HEAP	(1<<7)
	u16	setup_move_size;
	u32	code32_start;
	u32	ramdisk_image;
	u32	ramdisk_size;
	u32	bootsect_kludge;
	u16	heap_end_ptr;
	u16	_pad1;
	u32	cmd_line_ptr;
	u32	initrd_addr_max;
	u32	kernel_alignment;
	u8	relocatable_kernel;
	u8	_pad2[3];
	u32	cmdline_size;
	u32	hardware_subarch;
	u64	hardware_subarch_data;
} __attribute__((packed));

struct sys_desc_table {
	u16 length;
	u8  table[14];
};

struct efi_info {
	u32 _pad1;
	u32 efi_systab;
	u32 efi_memdesc_size;
	u32 efi_memdesc_version;
	u32 efi_memmap;
	u32 efi_memmap_size;
	u32 _pad2[2];
};

/* The so-called "zeropage" */
struct boot_params {
	struct screen_info screen_info;			/* 0x000 */
	struct apm_bios_info apm_bios_info;		/* 0x040 */
	u8  _pad2[12];					/* 0x054 */
	struct ist_info ist_info;			/* 0x060 */
	u8  _pad3[16];					/* 0x070 */
	u8  hd0_info[16];	/* obsolete! */		/* 0x080 */
	u8  hd1_info[16];	/* obsolete! */		/* 0x090 */
	struct sys_desc_table sys_desc_table;		/* 0x0a0 */
	u8  _pad4[144];					/* 0x0b0 */
	struct edid_info edid_info;			/* 0x140 */
	struct efi_info efi_info;			/* 0x1c0 */
	u32 alt_mem_k;					/* 0x1e0 */
	u32 scratch;		/* Scratch field! */	/* 0x1e4 */
	u8  e820_entries;				/* 0x1e8 */
	u8  eddbuf_entries;				/* 0x1e9 */
	u8  edd_mbr_sig_buf_entries;			/* 0x1ea */
	u8  _pad6[6];					/* 0x1eb */
	struct setup_header hdr;    /* setup header */	/* 0x1f1 */
	u8  _pad7[0x290-0x1f1-sizeof(struct setup_header)];
	u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX];	/* 0x290 */
	struct e820entry e820_map[E820MAX];		/* 0x2d0 */
	u8  _pad8[48];					/* 0xcd0 */
	struct edd_info eddbuf[EDDMAXNR];		/* 0xd00 */
	u8  _pad9[276];					/* 0xeec */
} __attribute__((packed));

#endif /* _ASM_BOOTPARAM_H */
Commit	Line	Data
48c7ae67 PA	1	#ifndef _ASM_BOOTPARAM_H
	2	#define _ASM_BOOTPARAM_H
	3
	4	#include <linux/types.h>
	5	#include <linux/screen_info.h>
	6	#include <linux/apm_bios.h>
48c7ae67	7	#include <linux/edd.h>
238b706d PA	8	#include <asm/e820.h>
238b706d PA	9	#include <asm/ist.h>
48c7ae67 PA	10	#include <video/edid.h>
	11
	12	struct setup_header {
	13	u8 setup_sects;
	14	u16 root_flags;
	15	u32 syssize;
	16	u16 ram_size;
30c82645 PA	17	#define RAMDISK_IMAGE_START_MASK 0x07FF
	18	#define RAMDISK_PROMPT_FLAG 0x8000
	19	#define RAMDISK_LOAD_FLAG 0x4000
48c7ae67 PA	20	u16 vid_mode;
	21	u16 root_dev;
	22	u16 boot_flag;
	23	u16 jump;
	24	u32 header;
	25	u16 version;
	26	u32 realmode_swtch;
	27	u16 start_sys;
	28	u16 kernel_version;
	29	u8 type_of_loader;
	30	u8 loadflags;
e5371ac5 RR	31	#define LOADED_HIGH (1<<0)
	32	#define KEEP_SEGMENTS (1<<6)
	33	#define CAN_USE_HEAP (1<<7)
48c7ae67 PA	34	u16 setup_move_size;
	35	u32 code32_start;
	36	u32 ramdisk_image;
	37	u32 ramdisk_size;
	38	u32 bootsect_kludge;
	39	u16 heap_end_ptr;
	40	u16 _pad1;
	41	u32 cmd_line_ptr;
	42	u32 initrd_addr_max;
	43	u32 kernel_alignment;
	44	u8 relocatable_kernel;
e5371ac5 RR	45	u8 _pad2[3];
	46	u32 cmdline_size;
	47	u32 hardware_subarch;
	48	u64 hardware_subarch_data;
48c7ae67 PA	49	} __attribute__((packed));
	50
	51	struct sys_desc_table {
	52	u16 length;
	53	u8 table[14];
	54	};
	55
	56	struct efi_info {
	57	u32 _pad1;
	58	u32 efi_systab;
	59	u32 efi_memdesc_size;
f77b1ab3	60	u32 efi_memdesc_version;
48c7ae67	61	u32 efi_memmap;
f77b1ab3	62	u32 efi_memmap_size;
48c7ae67 PA	63	u32 _pad2[2];
	64	};
	65
	66	/* The so-called "zeropage" */
	67	struct boot_params {
	68	struct screen_info screen_info; /* 0x000 */
	69	struct apm_bios_info apm_bios_info; /* 0x040 */
	70	u8 _pad2[12]; /* 0x054 */
238b706d	71	struct ist_info ist_info; /* 0x060 */
48c7ae67 PA	72	u8 _pad3[16]; /* 0x070 */
	73	u8 hd0_info[16]; /* obsolete! / / 0x080 */
	74	u8 hd1_info[16]; /* obsolete! / / 0x090 */
	75	struct sys_desc_table sys_desc_table; /* 0x0a0 */
	76	u8 _pad4[144]; /* 0x0b0 */
	77	struct edid_info edid_info; /* 0x140 */
	78	struct efi_info efi_info; /* 0x1c0 */
	79	u32 alt_mem_k; /* 0x1e0 */
	80	u32 scratch; /* Scratch field! / / 0x1e4 */
	81	u8 e820_entries; /* 0x1e8 */
	82	u8 eddbuf_entries; /* 0x1e9 */
	83	u8 edd_mbr_sig_buf_entries; /* 0x1ea */
	84	u8 _pad6[6]; /* 0x1eb */
	85	struct setup_header hdr; /* setup header / / 0x1f1 */
	86	u8 _pad7[0x290-0x1f1-sizeof(struct setup_header)];
	87	u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; /* 0x290 */
	88	struct e820entry e820_map[E820MAX]; /* 0x2d0 */
	89	u8 _pad8[48]; /* 0xcd0 */
	90	struct edd_info eddbuf[EDDMAXNR]; /* 0xd00 */
	91	u8 _pad9[276]; /* 0xeec */
	92	} __attribute__((packed));
	93
	94	#endif /* _ASM_BOOTPARAM_H */