1/**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19#ifndef _UAPI_LINUX_CDROM_H 20#define _UAPI_LINUX_CDROM_H 21#include <linux/types.h> 22#include <asm/byteorder.h> 23#define EDRIVE_CANT_DO_THIS EOPNOTSUPP 24#define CDROMPAUSE 0x5301 25#define CDROMRESUME 0x5302 26#define CDROMPLAYMSF 0x5303 27#define CDROMPLAYTRKIND 0x5304 28#define CDROMREADTOCHDR 0x5305 29#define CDROMREADTOCENTRY 0x5306 30#define CDROMSTOP 0x5307 31#define CDROMSTART 0x5308 32#define CDROMEJECT 0x5309 33#define CDROMVOLCTRL 0x530a 34#define CDROMSUBCHNL 0x530b 35#define CDROMREADMODE2 0x530c 36#define CDROMREADMODE1 0x530d 37#define CDROMREADAUDIO 0x530e 38#define CDROMEJECT_SW 0x530f 39#define CDROMMULTISESSION 0x5310 40#define CDROM_GET_MCN 0x5311 41#define CDROM_GET_UPC CDROM_GET_MCN 42#define CDROMRESET 0x5312 43#define CDROMVOLREAD 0x5313 44#define CDROMREADRAW 0x5314 45#define CDROMREADCOOKED 0x5315 46#define CDROMSEEK 0x5316 47#define CDROMPLAYBLK 0x5317 48#define CDROMREADALL 0x5318 49#define CDROMGETSPINDOWN 0x531d 50#define CDROMSETSPINDOWN 0x531e 51#define CDROMCLOSETRAY 0x5319 52#define CDROM_SET_OPTIONS 0x5320 53#define CDROM_CLEAR_OPTIONS 0x5321 54#define CDROM_SELECT_SPEED 0x5322 55#define CDROM_SELECT_DISC 0x5323 56#define CDROM_MEDIA_CHANGED 0x5325 57#define CDROM_DRIVE_STATUS 0x5326 58#define CDROM_DISC_STATUS 0x5327 59#define CDROM_CHANGER_NSLOTS 0x5328 60#define CDROM_LOCKDOOR 0x5329 61#define CDROM_DEBUG 0x5330 62#define CDROM_GET_CAPABILITY 0x5331 63#define CDROMAUDIOBUFSIZ 0x5382 64#define DVD_READ_STRUCT 0x5390 65#define DVD_WRITE_STRUCT 0x5391 66#define DVD_AUTH 0x5392 67#define CDROM_SEND_PACKET 0x5393 68#define CDROM_NEXT_WRITABLE 0x5394 69#define CDROM_LAST_WRITTEN 0x5395 70struct cdrom_msf0 { 71 __u8 minute; 72 __u8 second; 73 __u8 frame; 74}; 75union cdrom_addr { 76 struct cdrom_msf0 msf; 77 int lba; 78}; 79struct cdrom_msf { 80 __u8 cdmsf_min0; 81 __u8 cdmsf_sec0; 82 __u8 cdmsf_frame0; 83 __u8 cdmsf_min1; 84 __u8 cdmsf_sec1; 85 __u8 cdmsf_frame1; 86}; 87struct cdrom_ti { 88 __u8 cdti_trk0; 89 __u8 cdti_ind0; 90 __u8 cdti_trk1; 91 __u8 cdti_ind1; 92}; 93struct cdrom_tochdr { 94 __u8 cdth_trk0; 95 __u8 cdth_trk1; 96}; 97struct cdrom_volctrl { 98 __u8 channel0; 99 __u8 channel1; 100 __u8 channel2; 101 __u8 channel3; 102}; 103struct cdrom_subchnl { 104 __u8 cdsc_format; 105 __u8 cdsc_audiostatus; 106 __u8 cdsc_adr : 4; 107 __u8 cdsc_ctrl : 4; 108 __u8 cdsc_trk; 109 __u8 cdsc_ind; 110 union cdrom_addr cdsc_absaddr; 111 union cdrom_addr cdsc_reladdr; 112}; 113struct cdrom_tocentry { 114 __u8 cdte_track; 115 __u8 cdte_adr : 4; 116 __u8 cdte_ctrl : 4; 117 __u8 cdte_format; 118 union cdrom_addr cdte_addr; 119 __u8 cdte_datamode; 120}; 121struct cdrom_read { 122 int cdread_lba; 123 char * cdread_bufaddr; 124 int cdread_buflen; 125}; 126struct cdrom_read_audio { 127 union cdrom_addr addr; 128 __u8 addr_format; 129 int nframes; 130 __u8 __user * buf; 131}; 132struct cdrom_multisession { 133 union cdrom_addr addr; 134 __u8 xa_flag; 135 __u8 addr_format; 136}; 137struct cdrom_mcn { 138 __u8 medium_catalog_number[14]; 139}; 140struct cdrom_blk { 141 unsigned from; 142 unsigned short len; 143}; 144#define CDROM_PACKET_SIZE 12 145#define CGC_DATA_UNKNOWN 0 146#define CGC_DATA_WRITE 1 147#define CGC_DATA_READ 2 148#define CGC_DATA_NONE 3 149struct cdrom_generic_command { 150 unsigned char cmd[CDROM_PACKET_SIZE]; 151 unsigned char __user * buffer; 152 unsigned int buflen; 153 int stat; 154 struct request_sense __user * sense; 155 unsigned char data_direction; 156 int quiet; 157 int timeout; 158 void __user * reserved[1]; 159}; 160#define CD_MINS 74 161#define CD_SECS 60 162#define CD_FRAMES 75 163#define CD_SYNC_SIZE 12 164#define CD_MSF_OFFSET 150 165#define CD_CHUNK_SIZE 24 166#define CD_NUM_OF_CHUNKS 98 167#define CD_FRAMESIZE_SUB 96 168#define CD_HEAD_SIZE 4 169#define CD_SUBHEAD_SIZE 8 170#define CD_EDC_SIZE 4 171#define CD_ZERO_SIZE 8 172#define CD_ECC_SIZE 276 173#define CD_FRAMESIZE 2048 174#define CD_FRAMESIZE_RAW 2352 175#define CD_FRAMESIZE_RAWER 2646 176#define CD_FRAMESIZE_RAW1 (CD_FRAMESIZE_RAW - CD_SYNC_SIZE) 177#define CD_FRAMESIZE_RAW0 (CD_FRAMESIZE_RAW - CD_SYNC_SIZE - CD_HEAD_SIZE) 178#define CD_XA_HEAD (CD_HEAD_SIZE + CD_SUBHEAD_SIZE) 179#define CD_XA_TAIL (CD_EDC_SIZE + CD_ECC_SIZE) 180#define CD_XA_SYNC_HEAD (CD_SYNC_SIZE + CD_XA_HEAD) 181#define CDROM_LBA 0x01 182#define CDROM_MSF 0x02 183#define CDROM_DATA_TRACK 0x04 184#define CDROM_LEADOUT 0xAA 185#define CDROM_AUDIO_INVALID 0x00 186#define CDROM_AUDIO_PLAY 0x11 187#define CDROM_AUDIO_PAUSED 0x12 188#define CDROM_AUDIO_COMPLETED 0x13 189#define CDROM_AUDIO_ERROR 0x14 190#define CDROM_AUDIO_NO_STATUS 0x15 191#define CDC_CLOSE_TRAY 0x1 192#define CDC_OPEN_TRAY 0x2 193#define CDC_LOCK 0x4 194#define CDC_SELECT_SPEED 0x8 195#define CDC_SELECT_DISC 0x10 196#define CDC_MULTI_SESSION 0x20 197#define CDC_MCN 0x40 198#define CDC_MEDIA_CHANGED 0x80 199#define CDC_PLAY_AUDIO 0x100 200#define CDC_RESET 0x200 201#define CDC_DRIVE_STATUS 0x800 202#define CDC_GENERIC_PACKET 0x1000 203#define CDC_CD_R 0x2000 204#define CDC_CD_RW 0x4000 205#define CDC_DVD 0x8000 206#define CDC_DVD_R 0x10000 207#define CDC_DVD_RAM 0x20000 208#define CDC_MO_DRIVE 0x40000 209#define CDC_MRW 0x80000 210#define CDC_MRW_W 0x100000 211#define CDC_RAM 0x200000 212#define CDS_NO_INFO 0 213#define CDS_NO_DISC 1 214#define CDS_TRAY_OPEN 2 215#define CDS_DRIVE_NOT_READY 3 216#define CDS_DISC_OK 4 217#define CDS_AUDIO 100 218#define CDS_DATA_1 101 219#define CDS_DATA_2 102 220#define CDS_XA_2_1 103 221#define CDS_XA_2_2 104 222#define CDS_MIXED 105 223#define CDO_AUTO_CLOSE 0x1 224#define CDO_AUTO_EJECT 0x2 225#define CDO_USE_FFLAGS 0x4 226#define CDO_LOCK 0x8 227#define CDO_CHECK_TYPE 0x10 228#define CDSL_NONE (INT_MAX - 1) 229#define CDSL_CURRENT INT_MAX 230#define CD_PART_MAX 64 231#define CD_PART_MASK (CD_PART_MAX - 1) 232#define GPCMD_BLANK 0xa1 233#define GPCMD_CLOSE_TRACK 0x5b 234#define GPCMD_FLUSH_CACHE 0x35 235#define GPCMD_FORMAT_UNIT 0x04 236#define GPCMD_GET_CONFIGURATION 0x46 237#define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a 238#define GPCMD_GET_PERFORMANCE 0xac 239#define GPCMD_INQUIRY 0x12 240#define GPCMD_LOAD_UNLOAD 0xa6 241#define GPCMD_MECHANISM_STATUS 0xbd 242#define GPCMD_MODE_SELECT_10 0x55 243#define GPCMD_MODE_SENSE_10 0x5a 244#define GPCMD_PAUSE_RESUME 0x4b 245#define GPCMD_PLAY_AUDIO_10 0x45 246#define GPCMD_PLAY_AUDIO_MSF 0x47 247#define GPCMD_PLAY_AUDIO_TI 0x48 248#define GPCMD_PLAY_CD 0xbc 249#define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e 250#define GPCMD_READ_10 0x28 251#define GPCMD_READ_12 0xa8 252#define GPCMD_READ_BUFFER 0x3c 253#define GPCMD_READ_BUFFER_CAPACITY 0x5c 254#define GPCMD_READ_CDVD_CAPACITY 0x25 255#define GPCMD_READ_CD 0xbe 256#define GPCMD_READ_CD_MSF 0xb9 257#define GPCMD_READ_DISC_INFO 0x51 258#define GPCMD_READ_DVD_STRUCTURE 0xad 259#define GPCMD_READ_FORMAT_CAPACITIES 0x23 260#define GPCMD_READ_HEADER 0x44 261#define GPCMD_READ_TRACK_RZONE_INFO 0x52 262#define GPCMD_READ_SUBCHANNEL 0x42 263#define GPCMD_READ_TOC_PMA_ATIP 0x43 264#define GPCMD_REPAIR_RZONE_TRACK 0x58 265#define GPCMD_REPORT_KEY 0xa4 266#define GPCMD_REQUEST_SENSE 0x03 267#define GPCMD_RESERVE_RZONE_TRACK 0x53 268#define GPCMD_SEND_CUE_SHEET 0x5d 269#define GPCMD_SCAN 0xba 270#define GPCMD_SEEK 0x2b 271#define GPCMD_SEND_DVD_STRUCTURE 0xbf 272#define GPCMD_SEND_EVENT 0xa2 273#define GPCMD_SEND_KEY 0xa3 274#define GPCMD_SEND_OPC 0x54 275#define GPCMD_SET_READ_AHEAD 0xa7 276#define GPCMD_SET_STREAMING 0xb6 277#define GPCMD_START_STOP_UNIT 0x1b 278#define GPCMD_STOP_PLAY_SCAN 0x4e 279#define GPCMD_TEST_UNIT_READY 0x00 280#define GPCMD_VERIFY_10 0x2f 281#define GPCMD_WRITE_10 0x2a 282#define GPCMD_WRITE_12 0xaa 283#define GPCMD_WRITE_AND_VERIFY_10 0x2e 284#define GPCMD_WRITE_BUFFER 0x3b 285#define GPCMD_SET_SPEED 0xbb 286#define GPCMD_PLAYAUDIO_TI 0x48 287#define GPCMD_GET_MEDIA_STATUS 0xda 288#define GPMODE_VENDOR_PAGE 0x00 289#define GPMODE_R_W_ERROR_PAGE 0x01 290#define GPMODE_WRITE_PARMS_PAGE 0x05 291#define GPMODE_WCACHING_PAGE 0x08 292#define GPMODE_AUDIO_CTL_PAGE 0x0e 293#define GPMODE_POWER_PAGE 0x1a 294#define GPMODE_FAULT_FAIL_PAGE 0x1c 295#define GPMODE_TO_PROTECT_PAGE 0x1d 296#define GPMODE_CAPABILITIES_PAGE 0x2a 297#define GPMODE_ALL_PAGES 0x3f 298#define GPMODE_CDROM_PAGE 0x0d 299#define DVD_STRUCT_PHYSICAL 0x00 300#define DVD_STRUCT_COPYRIGHT 0x01 301#define DVD_STRUCT_DISCKEY 0x02 302#define DVD_STRUCT_BCA 0x03 303#define DVD_STRUCT_MANUFACT 0x04 304struct dvd_layer { 305 __u8 book_version : 4; 306 __u8 book_type : 4; 307 __u8 min_rate : 4; 308 __u8 disc_size : 4; 309 __u8 layer_type : 4; 310 __u8 track_path : 1; 311 __u8 nlayers : 2; 312 __u8 track_density : 4; 313 __u8 linear_density : 4; 314 __u8 bca : 1; 315 __u32 start_sector; 316 __u32 end_sector; 317 __u32 end_sector_l0; 318}; 319#define DVD_LAYERS 4 320struct dvd_physical { 321 __u8 type; 322 __u8 layer_num; 323 struct dvd_layer layer[DVD_LAYERS]; 324}; 325struct dvd_copyright { 326 __u8 type; 327 __u8 layer_num; 328 __u8 cpst; 329 __u8 rmi; 330}; 331struct dvd_disckey { 332 __u8 type; 333 unsigned agid : 2; 334 __u8 value[2048]; 335}; 336struct dvd_bca { 337 __u8 type; 338 int len; 339 __u8 value[188]; 340}; 341struct dvd_manufact { 342 __u8 type; 343 __u8 layer_num; 344 int len; 345 __u8 value[2048]; 346}; 347typedef union { 348 __u8 type; 349 struct dvd_physical physical; 350 struct dvd_copyright copyright; 351 struct dvd_disckey disckey; 352 struct dvd_bca bca; 353 struct dvd_manufact manufact; 354} dvd_struct; 355#define DVD_LU_SEND_AGID 0 356#define DVD_HOST_SEND_CHALLENGE 1 357#define DVD_LU_SEND_KEY1 2 358#define DVD_LU_SEND_CHALLENGE 3 359#define DVD_HOST_SEND_KEY2 4 360#define DVD_AUTH_ESTABLISHED 5 361#define DVD_AUTH_FAILURE 6 362#define DVD_LU_SEND_TITLE_KEY 7 363#define DVD_LU_SEND_ASF 8 364#define DVD_INVALIDATE_AGID 9 365#define DVD_LU_SEND_RPC_STATE 10 366#define DVD_HOST_SEND_RPC_STATE 11 367typedef __u8 dvd_key[5]; 368typedef __u8 dvd_challenge[10]; 369struct dvd_lu_send_agid { 370 __u8 type; 371 unsigned agid : 2; 372}; 373struct dvd_host_send_challenge { 374 __u8 type; 375 unsigned agid : 2; 376 dvd_challenge chal; 377}; 378struct dvd_send_key { 379 __u8 type; 380 unsigned agid : 2; 381 dvd_key key; 382}; 383struct dvd_lu_send_challenge { 384 __u8 type; 385 unsigned agid : 2; 386 dvd_challenge chal; 387}; 388#define DVD_CPM_NO_COPYRIGHT 0 389#define DVD_CPM_COPYRIGHTED 1 390#define DVD_CP_SEC_NONE 0 391#define DVD_CP_SEC_EXIST 1 392#define DVD_CGMS_UNRESTRICTED 0 393#define DVD_CGMS_SINGLE 2 394#define DVD_CGMS_RESTRICTED 3 395struct dvd_lu_send_title_key { 396 __u8 type; 397 unsigned agid : 2; 398 dvd_key title_key; 399 int lba; 400 unsigned cpm : 1; 401 unsigned cp_sec : 1; 402 unsigned cgms : 2; 403}; 404struct dvd_lu_send_asf { 405 __u8 type; 406 unsigned agid : 2; 407 unsigned asf : 1; 408}; 409struct dvd_host_send_rpcstate { 410 __u8 type; 411 __u8 pdrc; 412}; 413struct dvd_lu_send_rpcstate { 414 __u8 type : 2; 415 __u8 vra : 3; 416 __u8 ucca : 3; 417 __u8 region_mask; 418 __u8 rpc_scheme; 419}; 420typedef union { 421 __u8 type; 422 struct dvd_lu_send_agid lsa; 423 struct dvd_host_send_challenge hsc; 424 struct dvd_send_key lsk; 425 struct dvd_lu_send_challenge lsc; 426 struct dvd_send_key hsk; 427 struct dvd_lu_send_title_key lstk; 428 struct dvd_lu_send_asf lsasf; 429 struct dvd_host_send_rpcstate hrpcs; 430 struct dvd_lu_send_rpcstate lrpcs; 431} dvd_authinfo; 432struct request_sense { 433#ifdef __BIG_ENDIAN_BITFIELD 434 __u8 valid : 1; 435 __u8 error_code : 7; 436#elif defined(__LITTLE_ENDIAN_BITFIELD) 437 __u8 error_code : 7; 438 __u8 valid : 1; 439#endif 440 __u8 segment_number; 441#ifdef __BIG_ENDIAN_BITFIELD 442 __u8 reserved1 : 2; 443 __u8 ili : 1; 444 __u8 reserved2 : 1; 445 __u8 sense_key : 4; 446#elif defined(__LITTLE_ENDIAN_BITFIELD) 447 __u8 sense_key : 4; 448 __u8 reserved2 : 1; 449 __u8 ili : 1; 450 __u8 reserved1 : 2; 451#endif 452 __u8 information[4]; 453 __u8 add_sense_len; 454 __u8 command_info[4]; 455 __u8 asc; 456 __u8 ascq; 457 __u8 fruc; 458 __u8 sks[3]; 459 __u8 asb[46]; 460}; 461#define CDF_RWRT 0x0020 462#define CDF_HWDM 0x0024 463#define CDF_MRW 0x0028 464#define CDM_MRW_NOTMRW 0 465#define CDM_MRW_BGFORMAT_INACTIVE 1 466#define CDM_MRW_BGFORMAT_ACTIVE 2 467#define CDM_MRW_BGFORMAT_COMPLETE 3 468#define MRW_LBA_DMA 0 469#define MRW_LBA_GAA 1 470#define MRW_MODE_PC_PRE1 0x2c 471#define MRW_MODE_PC 0x03 472struct mrw_feature_desc { 473 __be16 feature_code; 474#ifdef __BIG_ENDIAN_BITFIELD 475 __u8 reserved1 : 2; 476 __u8 feature_version : 4; 477 __u8 persistent : 1; 478 __u8 curr : 1; 479#elif defined(__LITTLE_ENDIAN_BITFIELD) 480 __u8 curr : 1; 481 __u8 persistent : 1; 482 __u8 feature_version : 4; 483 __u8 reserved1 : 2; 484#endif 485 __u8 add_len; 486#ifdef __BIG_ENDIAN_BITFIELD 487 __u8 reserved2 : 7; 488 __u8 write : 1; 489#elif defined(__LITTLE_ENDIAN_BITFIELD) 490 __u8 write : 1; 491 __u8 reserved2 : 7; 492#endif 493 __u8 reserved3; 494 __u8 reserved4; 495 __u8 reserved5; 496}; 497struct rwrt_feature_desc { 498 __be16 feature_code; 499#ifdef __BIG_ENDIAN_BITFIELD 500 __u8 reserved1 : 2; 501 __u8 feature_version : 4; 502 __u8 persistent : 1; 503 __u8 curr : 1; 504#elif defined(__LITTLE_ENDIAN_BITFIELD) 505 __u8 curr : 1; 506 __u8 persistent : 1; 507 __u8 feature_version : 4; 508 __u8 reserved1 : 2; 509#endif 510 __u8 add_len; 511 __u32 last_lba; 512 __u32 block_size; 513 __u16 blocking; 514#ifdef __BIG_ENDIAN_BITFIELD 515 __u8 reserved2 : 7; 516 __u8 page_present : 1; 517#elif defined(__LITTLE_ENDIAN_BITFIELD) 518 __u8 page_present : 1; 519 __u8 reserved2 : 7; 520#endif 521 __u8 reserved3; 522}; 523typedef struct { 524 __be16 disc_information_length; 525#ifdef __BIG_ENDIAN_BITFIELD 526 __u8 reserved1 : 3; 527 __u8 erasable : 1; 528 __u8 border_status : 2; 529 __u8 disc_status : 2; 530#elif defined(__LITTLE_ENDIAN_BITFIELD) 531 __u8 disc_status : 2; 532 __u8 border_status : 2; 533 __u8 erasable : 1; 534 __u8 reserved1 : 3; 535#else 536#error "Please fix <asm/byteorder.h>" 537#endif 538 __u8 n_first_track; 539 __u8 n_sessions_lsb; 540 __u8 first_track_lsb; 541 __u8 last_track_lsb; 542#ifdef __BIG_ENDIAN_BITFIELD 543 __u8 did_v : 1; 544 __u8 dbc_v : 1; 545 __u8 uru : 1; 546 __u8 reserved2 : 2; 547 __u8 dbit : 1; 548 __u8 mrw_status : 2; 549#elif defined(__LITTLE_ENDIAN_BITFIELD) 550 __u8 mrw_status : 2; 551 __u8 dbit : 1; 552 __u8 reserved2 : 2; 553 __u8 uru : 1; 554 __u8 dbc_v : 1; 555 __u8 did_v : 1; 556#endif 557 __u8 disc_type; 558 __u8 n_sessions_msb; 559 __u8 first_track_msb; 560 __u8 last_track_msb; 561 __u32 disc_id; 562 __u32 lead_in; 563 __u32 lead_out; 564 __u8 disc_bar_code[8]; 565 __u8 reserved3; 566 __u8 n_opc; 567} disc_information; 568typedef struct { 569 __be16 track_information_length; 570 __u8 track_lsb; 571 __u8 session_lsb; 572 __u8 reserved1; 573#ifdef __BIG_ENDIAN_BITFIELD 574 __u8 reserved2 : 2; 575 __u8 damage : 1; 576 __u8 copy : 1; 577 __u8 track_mode : 4; 578 __u8 rt : 1; 579 __u8 blank : 1; 580 __u8 packet : 1; 581 __u8 fp : 1; 582 __u8 data_mode : 4; 583 __u8 reserved3 : 6; 584 __u8 lra_v : 1; 585 __u8 nwa_v : 1; 586#elif defined(__LITTLE_ENDIAN_BITFIELD) 587 __u8 track_mode : 4; 588 __u8 copy : 1; 589 __u8 damage : 1; 590 __u8 reserved2 : 2; 591 __u8 data_mode : 4; 592 __u8 fp : 1; 593 __u8 packet : 1; 594 __u8 blank : 1; 595 __u8 rt : 1; 596 __u8 nwa_v : 1; 597 __u8 lra_v : 1; 598 __u8 reserved3 : 6; 599#endif 600 __be32 track_start; 601 __be32 next_writable; 602 __be32 free_blocks; 603 __be32 fixed_packet_size; 604 __be32 track_size; 605 __be32 last_rec_address; 606} track_information; 607struct feature_header { 608 __u32 data_len; 609 __u8 reserved1; 610 __u8 reserved2; 611 __u16 curr_profile; 612}; 613struct mode_page_header { 614 __be16 mode_data_length; 615 __u8 medium_type; 616 __u8 reserved1; 617 __u8 reserved2; 618 __u8 reserved3; 619 __be16 desc_length; 620}; 621struct rm_feature_desc { 622 __be16 feature_code; 623#ifdef __BIG_ENDIAN_BITFIELD 624 __u8 reserved1 : 2; 625 __u8 feature_version : 4; 626 __u8 persistent : 1; 627 __u8 curr : 1; 628#elif defined(__LITTLE_ENDIAN_BITFIELD) 629 __u8 curr : 1; 630 __u8 persistent : 1; 631 __u8 feature_version : 4; 632 __u8 reserved1 : 2; 633#endif 634 __u8 add_len; 635#ifdef __BIG_ENDIAN_BITFIELD 636 __u8 mech_type : 3; 637 __u8 load : 1; 638 __u8 eject : 1; 639 __u8 pvnt_jmpr : 1; 640 __u8 dbml : 1; 641 __u8 lock : 1; 642#elif defined(__LITTLE_ENDIAN_BITFIELD) 643 __u8 lock : 1; 644 __u8 dbml : 1; 645 __u8 pvnt_jmpr : 1; 646 __u8 eject : 1; 647 __u8 load : 1; 648 __u8 mech_type : 3; 649#endif 650 __u8 reserved2; 651 __u8 reserved3; 652 __u8 reserved4; 653}; 654#endif 655