#ifndef _ASM_X86_BOOTPARAM_H#define _ASM_X86_BOOTPARAM_H /* setup_data types */#define SETUP_NONE			0#define SETUP_E820_EXT			1#define SETUP_DTB			2#define SETUP_PCI			3 /* ram_size flags */#define RAMDISK_IMAGE_START_MASK	0x07FF#define RAMDISK_PROMPT_FLAG		0x8000#define RAMDISK_LOAD_FLAG		0x4000 /* loadflags */#define LOADED_HIGH	(1<<0)#define QUIET_FLAG	(1<<5)#define KEEP_SEGMENTS	(1<<6)#define CAN_USE_HEAP	(1<<7) /* xloadflags */#define XLF_KERNEL_64			(1<<0)#define XLF_CAN_BE_LOADED_ABOVE_4G	(1<<1)#define XLF_EFI_HANDOVER_32		(1<<2)#define XLF_EFI_HANDOVER_64		(1<<3) #ifndef __ASSEMBLY__ #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> /* extensible setup data list node */struct setup_data {	__u64 next;	__u32 type;	__u32 len;	__u8 data[0];}; struct setup_header {	__u8	setup_sects;	__u16	root_flags;	__u32	syssize;	__u16	ram_size;	__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;	__u16	setup_move_size;	__u32	code32_start;	__u32	ramdisk_image;	__u32	ramdisk_size;	__u32	bootsect_kludge;	__u16	heap_end_ptr;	__u8	ext_loader_ver;	__u8	ext_loader_type;	__u32	cmd_line_ptr;	__u32	initrd_addr_max;	__u32	kernel_alignment;	__u8	relocatable_kernel;	__u8	min_alignment;	__u16	xloadflags;	__u32	cmdline_size;	__u32	hardware_subarch;	__u64	hardware_subarch_data;	__u32	payload_offset;	__u32	payload_length;	__u64	setup_data;	__u64	pref_address;	__u32	init_size;	__u32	handover_offset;} __attribute__((packed)); struct sys_desc_table {	__u16 length;	__u8  table[14];}; /* Gleaned from OFW's set-parameters in cpu/x86/pc/linux.fth */struct olpc_ofw_header {	__u32 ofw_magic;	/* OFW signature */	__u32 ofw_version;	__u32 cif_handler;	/* callback into OFW */	__u32 irq_desc_table;} __attribute__((packed)); struct efi_info {	__u32 efi_loader_signature;	__u32 efi_systab;	__u32 efi_memdesc_size;	__u32 efi_memdesc_version;	__u32 efi_memmap;	__u32 efi_memmap_size;	__u32 efi_systab_hi;	__u32 efi_memmap_hi;}; /* The so-called "zeropage" */struct boot_params {	struct screen_info screen_info;			/* 0x000 */	struct apm_bios_info apm_bios_info;		/* 0x040 */	__u8  _pad2[4];					/* 0x054 */	__u64  tboot_addr;				/* 0x058 */	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 */	struct olpc_ofw_header olpc_ofw_header;		/* 0x0b0 */	__u32 ext_ramdisk_image;			/* 0x0c0 */	__u32 ext_ramdisk_size;				/* 0x0c4 */	__u32 ext_cmd_line_ptr;				/* 0x0c8 */	__u8  _pad4[116];				/* 0x0cc */	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  kbd_status;				/* 0x1eb */	__u8  _pad5[3];					/* 0x1ec */	/*	 * The sentinel is set to a nonzero value (0xff) in header.S.	 *	 * A bootloader is supposed to only take setup_header and put	 * it into a clean boot_params buffer. If it turns out that	 * it is clumsy or too generous with the buffer, it most	 * probably will pick up the sentinel variable too. The fact	 * that this variable then is still 0xff will let kernel	 * know that some variables in boot_params are invalid and	 * kernel should zero out certain portions of boot_params.	 */	__u8  sentinel;					/* 0x1ef */	__u8  _pad6[1];					/* 0x1f0 */	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)); enum {	X86_SUBARCH_PC = 0,	X86_SUBARCH_LGUEST,	X86_SUBARCH_XEN,	X86_SUBARCH_INTEL_MID,	X86_SUBARCH_CE4100,	X86_NR_SUBARCHS,}; #endif /* __ASSEMBLY__ */ #endif /* _ASM_X86_BOOTPARAM_H */