1 /* bootparms.h base on Linux kernel include/asm-x86/bootparam.h */ 2 3 #include "types.h" 4 5 #define EDD_MBR_SIG_MAX 16 6 #define E820MAX 128 7 #define EDDMAXNR 6 8 9 /* extensible setup data list node */ 10 struct setup_data { 11 __u64 next; 12 __u32 type; 13 __u32 len; 14 __u8 data[0]; 15 }; 16 17 struct screen_info { 18 __u8 orig_x; /* 0x00 */ 19 __u8 orig_y; /* 0x01 */ 20 __u16 ext_mem_k; /* 0x02 */ 21 __u16 orig_video_page; /* 0x04 */ 22 __u8 orig_video_mode; /* 0x06 */ 23 __u8 orig_video_cols; /* 0x07 */ 24 __u16 unused2; /* 0x08 */ 25 __u16 orig_video_ega_bx;/* 0x0a */ 26 __u16 unused3; /* 0x0c */ 27 __u8 orig_video_lines; /* 0x0e */ 28 __u8 orig_video_isVGA; /* 0x0f */ 29 __u16 orig_video_points;/* 0x10 */ 30 31 /* VESA graphic mode -- linear frame buffer */ 32 __u16 lfb_width; /* 0x12 */ 33 __u16 lfb_height; /* 0x14 */ 34 __u16 lfb_depth; /* 0x16 */ 35 __u32 lfb_base; /* 0x18 */ 36 __u32 lfb_size; /* 0x1c */ 37 __u16 cl_magic, cl_offset; /* 0x20 */ 38 __u16 lfb_linelength; /* 0x24 */ 39 __u8 red_size; /* 0x26 */ 40 __u8 red_pos; /* 0x27 */ 41 __u8 green_size; /* 0x28 */ 42 __u8 green_pos; /* 0x29 */ 43 __u8 blue_size; /* 0x2a */ 44 __u8 blue_pos; /* 0x2b */ 45 __u8 rsvd_size; /* 0x2c */ 46 __u8 rsvd_pos; /* 0x2d */ 47 __u16 vesapm_seg; /* 0x2e */ 48 __u16 vesapm_off; /* 0x30 */ 49 __u16 pages; /* 0x32 */ 50 __u16 vesa_attributes; /* 0x34 */ 51 __u32 capabilities; /* 0x36 */ 52 __u8 _reserved[6]; /* 0x3a */ 53 } __attribute__((packed)); 54 55 struct apm_bios_info { 56 __u16 version; 57 __u16 cseg; 58 __u32 offset; 59 __u16 cseg_16; 60 __u16 dseg; 61 __u16 flags; 62 __u16 cseg_len; 63 __u16 cseg_16_len; 64 __u16 dseg_len; 65 }; 66 67 struct ist_info { 68 __u32 signature; 69 __u32 command; 70 __u32 event; 71 __u32 perf_level; 72 }; 73 74 struct sys_desc_table { 75 __u16 length; 76 __u8 table[14]; 77 }; 78 79 struct efi_info { 80 __u32 efi_loader_signature; 81 __u32 efi_systab; 82 __u32 efi_memdesc_size; 83 __u32 efi_memdesc_version; 84 __u32 efi_memmap; 85 __u32 efi_memmap_size; 86 __u32 efi_systab_hi; 87 __u32 efi_memmap_hi; 88 }; 89 90 struct setup_header { 91 __u8 setup_sects; 92 __u16 root_flags; 93 __u32 syssize; 94 __u16 ram_size; 95 __u16 vid_mode; 96 __u16 root_dev; 97 __u16 boot_flag; 98 __u16 jump; 99 __u32 header; 100 __u16 version; 101 __u32 realmode_swtch; 102 __u16 start_sys; 103 __u16 kernel_version; 104 __u8 type_of_loader; 105 __u8 loadflags; 106 __u16 setup_move_size; 107 __u32 code32_start; 108 __u32 ramdisk_image; 109 __u32 ramdisk_size; 110 __u32 bootsect_kludge; 111 __u16 heap_end_ptr; 112 __u16 _pad1; 113 __u32 cmd_line_ptr; 114 __u32 initrd_addr_max; 115 __u32 kernel_alignment; 116 __u8 relocatable_kernel; 117 __u8 _pad2[3]; 118 __u32 cmdline_size; 119 __u32 hardware_subarch; 120 __u64 hardware_subarch_data; 121 __u32 payload_offset; 122 __u32 payload_length; 123 __u64 setup_data; 124 } __attribute__((packed)); 125 126 struct edid_info { 127 unsigned char dummy[128]; 128 }; 129 130 struct e820entry { 131 __u64 addr; /* start of memory segment */ 132 __u64 size; /* size of memory segment */ 133 __u32 type; /* type of memory segment */ 134 } __attribute__((packed)); 135 136 struct edd_device_params { 137 __u16 length; 138 __u16 info_flags; 139 __u32 num_default_cylinders; 140 __u32 num_default_heads; 141 __u32 sectors_per_track; 142 __u64 number_of_sectors; 143 __u16 bytes_per_sector; 144 __u32 dpte_ptr; /* 0xFFFFFFFF for our purposes */ 145 __u16 key; /* = 0xBEDD */ 146 __u8 device_path_info_length; /* = 44 */ 147 __u8 reserved2; 148 __u16 reserved3; 149 __u8 host_bus_type[4]; 150 __u8 interface_type[8]; 151 union { 152 struct { 153 __u16 base_address; 154 __u16 reserved1; 155 __u32 reserved2; 156 } __attribute__ ((packed)) isa; 157 struct { 158 __u8 bus; 159 __u8 slot; 160 __u8 function; 161 __u8 channel; 162 __u32 reserved; 163 } __attribute__ ((packed)) pci; 164 /* pcix is same as pci */ 165 struct { 166 __u64 reserved; 167 } __attribute__ ((packed)) ibnd; 168 struct { 169 __u64 reserved; 170 } __attribute__ ((packed)) xprs; 171 struct { 172 __u64 reserved; 173 } __attribute__ ((packed)) htpt; 174 struct { 175 __u64 reserved; 176 } __attribute__ ((packed)) unknown; 177 } interface_path; 178 union { 179 struct { 180 __u8 device; 181 __u8 reserved1; 182 __u16 reserved2; 183 __u32 reserved3; 184 __u64 reserved4; 185 } __attribute__ ((packed)) ata; 186 struct { 187 __u8 device; 188 __u8 lun; 189 __u8 reserved1; 190 __u8 reserved2; 191 __u32 reserved3; 192 __u64 reserved4; 193 } __attribute__ ((packed)) atapi; 194 struct { 195 __u16 id; 196 __u64 lun; 197 __u16 reserved1; 198 __u32 reserved2; 199 } __attribute__ ((packed)) scsi; 200 struct { 201 __u64 serial_number; 202 __u64 reserved; 203 } __attribute__ ((packed)) usb; 204 struct { 205 __u64 eui; 206 __u64 reserved; 207 } __attribute__ ((packed)) i1394; 208 struct { 209 __u64 wwid; 210 __u64 lun; 211 } __attribute__ ((packed)) fibre; 212 struct { 213 __u64 identity_tag; 214 __u64 reserved; 215 } __attribute__ ((packed)) i2o; 216 struct { 217 __u32 array_number; 218 __u32 reserved1; 219 __u64 reserved2; 220 } __attribute__ ((packed)) raid; 221 struct { 222 __u8 device; 223 __u8 reserved1; 224 __u16 reserved2; 225 __u32 reserved3; 226 __u64 reserved4; 227 } __attribute__ ((packed)) sata; 228 struct { 229 __u64 reserved1; 230 __u64 reserved2; 231 } __attribute__ ((packed)) unknown; 232 } device_path; 233 __u8 reserved4; 234 __u8 checksum; 235 } __attribute__ ((packed)); 236 237 struct edd_info { 238 __u8 device; 239 __u8 version; 240 __u16 interface_support; 241 __u16 legacy_max_cylinder; 242 __u8 legacy_max_head; 243 __u8 legacy_sectors_per_track; 244 struct edd_device_params params; 245 } __attribute__ ((packed)); 246 247 /* The so-called "zeropage" */ 248 struct boot_params { 249 struct screen_info screen_info; /* 0x000 */ 250 struct apm_bios_info apm_bios_info; /* 0x040 */ 251 __u8 _pad2[12]; /* 0x054 */ 252 struct ist_info ist_info; /* 0x060 */ 253 __u8 _pad3[16]; /* 0x070 */ 254 __u8 hd0_info[16]; /* obsolete! */ /* 0x080 */ 255 __u8 hd1_info[16]; /* obsolete! */ /* 0x090 */ 256 struct sys_desc_table sys_desc_table; /* 0x0a0 */ 257 __u8 _pad4[144]; /* 0x0b0 */ 258 struct edid_info edid_info; /* 0x140 */ 259 struct efi_info efi_info; /* 0x1c0 */ 260 __u32 alt_mem_k; /* 0x1e0 */ 261 __u32 scratch; /* Scratch field! */ /* 0x1e4 */ 262 __u8 e820_entries; /* 0x1e8 */ 263 __u8 eddbuf_entries; /* 0x1e9 */ 264 __u8 edd_mbr_sig_buf_entries; /* 0x1ea */ 265 __u8 _pad6[6]; /* 0x1eb */ 266 struct setup_header hdr; /* setup header */ /* 0x1f1 */ 267 __u8 _pad7[0x290-0x1f1-sizeof(struct setup_header)]; 268 __u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; /* 0x290 */ 269 struct e820entry e820_map[E820MAX]; /* 0x2d0 */ 270 __u8 _pad8[48]; /* 0xcd0 */ 271 struct edd_info eddbuf[EDDMAXNR]; /* 0xd00 */ 272 __u8 _pad9[276]; /* 0xeec */ 273 } __attribute__((packed)); 274 #define X86_SUBARCH_PC 0 275 #define X86_SUBARCH_LGUEST 1 276 #define X86_SUBARCH_XEN 2 277 #define X86_SUBARCH_MRST 3 278 279
