/* bootparms.h base on Linux kernel include/asm-x86/bootparam.h */ #include "types.h" #define EDD_MBR_SIG_MAX 16 #define E820MAX 128 #define EDDMAXNR 6 /* extensible setup data list node */ struct setup_data { __u64 next; __u32 type; __u32 len; __u8 data[0]; }; struct screen_info { __u8 orig_x; /* 0x00 */ __u8 orig_y; /* 0x01 */ __u16 ext_mem_k; /* 0x02 */ __u16 orig_video_page; /* 0x04 */ __u8 orig_video_mode; /* 0x06 */ __u8 orig_video_cols; /* 0x07 */ __u16 unused2; /* 0x08 */ __u16 orig_video_ega_bx;/* 0x0a */ __u16 unused3; /* 0x0c */ __u8 orig_video_lines; /* 0x0e */ __u8 orig_video_isVGA; /* 0x0f */ __u16 orig_video_points;/* 0x10 */ /* VESA graphic mode -- linear frame buffer */ __u16 lfb_width; /* 0x12 */ __u16 lfb_height; /* 0x14 */ __u16 lfb_depth; /* 0x16 */ __u32 lfb_base; /* 0x18 */ __u32 lfb_size; /* 0x1c */ __u16 cl_magic, cl_offset; /* 0x20 */ __u16 lfb_linelength; /* 0x24 */ __u8 red_size; /* 0x26 */ __u8 red_pos; /* 0x27 */ __u8 green_size; /* 0x28 */ __u8 green_pos; /* 0x29 */ __u8 blue_size; /* 0x2a */ __u8 blue_pos; /* 0x2b */ __u8 rsvd_size; /* 0x2c */ __u8 rsvd_pos; /* 0x2d */ __u16 vesapm_seg; /* 0x2e */ __u16 vesapm_off; /* 0x30 */ __u16 pages; /* 0x32 */ __u16 vesa_attributes; /* 0x34 */ __u32 capabilities; /* 0x36 */ __u8 _reserved[6]; /* 0x3a */ } __attribute__((packed)); struct apm_bios_info { __u16 version; __u16 cseg; __u32 offset; __u16 cseg_16; __u16 dseg; __u16 flags; __u16 cseg_len; __u16 cseg_16_len; __u16 dseg_len; }; struct ist_info { __u32 signature; __u32 command; __u32 event; __u32 perf_level; }; struct sys_desc_table { __u16 length; __u8 table[14]; }; 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; }; 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; __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; __u32 payload_offset; __u32 payload_length; __u64 setup_data; } __attribute__((packed)); struct edid_info { unsigned char dummy[128]; }; struct e820entry { __u64 addr; /* start of memory segment */ __u64 size; /* size of memory segment */ __u32 type; /* type of memory segment */ } __attribute__((packed)); struct edd_device_params { __u16 length; __u16 info_flags; __u32 num_default_cylinders; __u32 num_default_heads; __u32 sectors_per_track; __u64 number_of_sectors; __u16 bytes_per_sector; __u32 dpte_ptr; /* 0xFFFFFFFF for our purposes */ __u16 key; /* = 0xBEDD */ __u8 device_path_info_length; /* = 44 */ __u8 reserved2; __u16 reserved3; __u8 host_bus_type[4]; __u8 interface_type[8]; union { struct { __u16 base_address; __u16 reserved1; __u32 reserved2; } __attribute__ ((packed)) isa; struct { __u8 bus; __u8 slot; __u8 function; __u8 channel; __u32 reserved; } __attribute__ ((packed)) pci; /* pcix is same as pci */ struct { __u64 reserved; } __attribute__ ((packed)) ibnd; struct { __u64 reserved; } __attribute__ ((packed)) xprs; struct { __u64 reserved; } __attribute__ ((packed)) htpt; struct { __u64 reserved; } __attribute__ ((packed)) unknown; } interface_path; union { struct { __u8 device; __u8 reserved1; __u16 reserved2; __u32 reserved3; __u64 reserved4; } __attribute__ ((packed)) ata; struct { __u8 device; __u8 lun; __u8 reserved1; __u8 reserved2; __u32 reserved3; __u64 reserved4; } __attribute__ ((packed)) atapi; struct { __u16 id; __u64 lun; __u16 reserved1; __u32 reserved2; } __attribute__ ((packed)) scsi; struct { __u64 serial_number; __u64 reserved; } __attribute__ ((packed)) usb; struct { __u64 eui; __u64 reserved; } __attribute__ ((packed)) i1394; struct { __u64 wwid; __u64 lun; } __attribute__ ((packed)) fibre; struct { __u64 identity_tag; __u64 reserved; } __attribute__ ((packed)) i2o; struct { __u32 array_number; __u32 reserved1; __u64 reserved2; } __attribute__ ((packed)) raid; struct { __u8 device; __u8 reserved1; __u16 reserved2; __u32 reserved3; __u64 reserved4; } __attribute__ ((packed)) sata; struct { __u64 reserved1; __u64 reserved2; } __attribute__ ((packed)) unknown; } device_path; __u8 reserved4; __u8 checksum; } __attribute__ ((packed)); struct edd_info { __u8 device; __u8 version; __u16 interface_support; __u16 legacy_max_cylinder; __u8 legacy_max_head; __u8 legacy_sectors_per_track; struct edd_device_params params; } __attribute__ ((packed)); /* 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)); #define X86_SUBARCH_PC 0 #define X86_SUBARCH_LGUEST 1 #define X86_SUBARCH_XEN 2 #define X86_SUBARCH_MRST 3