linux/include/asm-x86/bootparam.h

87 lines
2.1 KiB
C

#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;
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 0x01
#define CAN_USE_HEAP 0x80
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;
} __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 */