| /* |
| * this header holds data structures as dictated by spec |
| */ |
| #ifndef HDREG_H |
| #define HDREG_H |
| |
| struct hd_driveid { |
| unsigned short config; /* lots of obsolete bit flags */ |
| unsigned short cyls; /* Obsolete, "physical" cyls */ |
| unsigned short reserved2; /* reserved (word 2) */ |
| unsigned short heads; /* Obsolete, "physical" heads */ |
| unsigned short track_bytes; /* unformatted bytes per track */ |
| unsigned short sector_bytes; /* unformatted bytes per sector */ |
| unsigned short sectors; /* Obsolete, "physical" sectors per track */ |
| unsigned short vendor0; /* vendor unique */ |
| unsigned short vendor1; /* vendor unique */ |
| unsigned short vendor2; /* Retired vendor unique */ |
| unsigned char serial_no[20]; /* 0 = not_specified */ |
| unsigned short buf_type; /* Retired */ |
| unsigned short buf_size; /* Retired, 512 byte increments |
| * 0 = not_specified |
| */ |
| unsigned short ecc_bytes; /* for r/w long cmds; 0 = not_specified */ |
| unsigned char fw_rev[8]; /* 0 = not_specified */ |
| unsigned char model[40]; /* 0 = not_specified */ |
| unsigned char max_multsect; /* 0=not_implemented */ |
| unsigned char vendor3; /* vendor unique */ |
| unsigned short dword_io; /* 0=not_implemented; 1=implemented */ |
| unsigned char vendor4; /* vendor unique */ |
| unsigned char capability; /* (upper byte of word 49) |
| * 3: IORDYsup |
| * 2: IORDYsw |
| * 1: LBA |
| * 0: DMA |
| */ |
| unsigned short reserved50; /* reserved (word 50) */ |
| unsigned char vendor5; /* Obsolete, vendor unique */ |
| unsigned char tPIO; /* Obsolete, 0=slow, 1=medium, 2=fast */ |
| unsigned char vendor6; /* Obsolete, vendor unique */ |
| unsigned char tDMA; /* Obsolete, 0=slow, 1=medium, 2=fast */ |
| unsigned short field_valid; /* (word 53) |
| * 2: ultra_ok word 88 |
| * 1: eide_ok words 64-70 |
| * 0: cur_ok words 54-58 |
| */ |
| unsigned short cur_cyls; /* Obsolete, logical cylinders */ |
| unsigned short cur_heads; /* Obsolete, l heads */ |
| unsigned short cur_sectors; /* Obsolete, l sectors per track */ |
| unsigned short cur_capacity0; /* Obsolete, l total sectors on drive */ |
| unsigned short cur_capacity1; /* Obsolete, (2 words, misaligned int) */ |
| unsigned char multsect; /* current multiple sector count */ |
| unsigned char multsect_valid; /* when (bit0==1) multsect is ok */ |
| unsigned int lba_capacity; /* Obsolete, total number of sectors */ |
| unsigned short dma_1word; /* Obsolete, single-word dma info */ |
| unsigned short dma_mword; /* multiple-word dma info */ |
| unsigned short eide_pio_modes; /* bits 0:mode3 1:mode4 */ |
| unsigned short eide_dma_min; /* min mword dma cycle time (ns) */ |
| unsigned short eide_dma_time; /* recommended mword dma cycle time (ns) */ |
| unsigned short eide_pio; /* min cycle time (ns), no IORDY */ |
| unsigned short eide_pio_iordy; /* min cycle time (ns), with IORDY */ |
| unsigned short words69_70[2]; /* reserved words 69-70 |
| * future command overlap and queuing |
| */ |
| /* HDIO_GET_IDENTITY currently returns only words 0 through 70 */ |
| unsigned short words71_74[4]; /* reserved words 71-74 |
| * for IDENTIFY PACKET DEVICE command |
| */ |
| unsigned short queue_depth; /* (word 75) |
| * 15:5 reserved |
| * 4:0 Maximum queue depth -1 |
| */ |
| unsigned short words76_79[4]; /* reserved words 76-79 */ |
| unsigned short major_rev_num; /* (word 80) */ |
| unsigned short minor_rev_num; /* (word 81) */ |
| unsigned short command_set_1; /* (word 82) supported |
| * 15: Obsolete |
| * 14: NOP command |
| * 13: READ_BUFFER |
| * 12: WRITE_BUFFER |
| * 11: Obsolete |
| * 10: Host Protected Area |
| * 9: DEVICE Reset |
| * 8: SERVICE Interrupt |
| * 7: Release Interrupt |
| * 6: look-ahead |
| * 5: write cache |
| * 4: PACKET Command |
| * 3: Power Management Feature Set |
| * 2: Removable Feature Set |
| * 1: Security Feature Set |
| * 0: SMART Feature Set |
| */ |
| unsigned short command_set_2; /* (word 83) |
| * 15: Shall be ZERO |
| * 14: Shall be ONE |
| * 13: FLUSH CACHE EXT |
| * 12: FLUSH CACHE |
| * 11: Device Configuration Overlay |
| * 10: 48-bit Address Feature Set |
| * 9: Automatic Acoustic Management |
| * 8: SET MAX security |
| * 7: reserved 1407DT PARTIES |
| * 6: SetF sub-command Power-Up |
| * 5: Power-Up in Standby Feature Set |
| * 4: Removable Media Notification |
| * 3: APM Feature Set |
| * 2: CFA Feature Set |
| * 1: READ/WRITE DMA QUEUED |
| * 0: Download MicroCode |
| */ |
| unsigned short cfsse; /* (word 84) |
| * cmd set-feature supported extensions |
| * 15: Shall be ZERO |
| * 14: Shall be ONE |
| * 13:6 reserved |
| * 5: General Purpose Logging |
| * 4: Streaming Feature Set |
| * 3: Media Card Pass Through |
| * 2: Media Serial Number Valid |
| * 1: SMART selt-test supported |
| * 0: SMART error logging |
| */ |
| unsigned short cfs_enable_1; /* (word 85) |
| * command set-feature enabled |
| * 15: Obsolete |
| * 14: NOP command |
| * 13: READ_BUFFER |
| * 12: WRITE_BUFFER |
| * 11: Obsolete |
| * 10: Host Protected Area |
| * 9: DEVICE Reset |
| * 8: SERVICE Interrupt |
| * 7: Release Interrupt |
| * 6: look-ahead |
| * 5: write cache |
| * 4: PACKET Command |
| * 3: Power Management Feature Set |
| * 2: Removable Feature Set |
| * 1: Security Feature Set |
| * 0: SMART Feature Set |
| */ |
| unsigned short cfs_enable_2; /* (word 86) |
| * command set-feature enabled |
| * 15: Shall be ZERO |
| * 14: Shall be ONE |
| * 13: FLUSH CACHE EXT |
| * 12: FLUSH CACHE |
| * 11: Device Configuration Overlay |
| * 10: 48-bit Address Feature Set |
| * 9: Automatic Acoustic Management |
| * 8: SET MAX security |
| * 7: reserved 1407DT PARTIES |
| * 6: SetF sub-command Power-Up |
| * 5: Power-Up in Standby Feature Set |
| * 4: Removable Media Notification |
| * 3: APM Feature Set |
| * 2: CFA Feature Set |
| * 1: READ/WRITE DMA QUEUED |
| * 0: Download MicroCode |
| */ |
| unsigned short csf_default; /* (word 87) |
| * command set-feature default |
| * 15: Shall be ZERO |
| * 14: Shall be ONE |
| * 13:6 reserved |
| * 5: General Purpose Logging enabled |
| * 4: Valid CONFIGURE STREAM executed |
| * 3: Media Card Pass Through enabled |
| * 2: Media Serial Number Valid |
| * 1: SMART selt-test supported |
| * 0: SMART error logging |
| */ |
| unsigned short dma_ultra; /* (word 88) */ |
| unsigned short trseuc; /* time required for security erase */ |
| unsigned short trsEuc; /* time required for enhanced erase */ |
| unsigned short CurAPMvalues; /* current APM values */ |
| unsigned short mprc; /* master password revision code */ |
| unsigned short hw_config; /* hardware config (word 93) |
| * 15: Shall be ZERO |
| * 14: Shall be ONE |
| * 13: |
| * 12: |
| * 11: |
| * 10: |
| * 9: |
| * 8: |
| * 7: |
| * 6: |
| * 5: |
| * 4: |
| * 3: |
| * 2: |
| * 1: |
| * 0: Shall be ONE |
| */ |
| unsigned short acoustic; /* (word 94) |
| * 15:8 Vendor's recommended value |
| * 7:0 current value |
| */ |
| unsigned short msrqs; /* min stream request size */ |
| unsigned short sxfert; /* stream transfer time */ |
| unsigned short sal; /* stream access latency */ |
| unsigned int spg; /* stream performance granularity */ |
| unsigned long long lba_capacity_2;/* 48-bit total number of sectors */ |
| unsigned short words104_125[22];/* reserved words 104-125 */ |
| unsigned short last_lun; /* (word 126) */ |
| unsigned short word127; /* (word 127) Feature Set |
| * Removable Media Notification |
| * 15:2 reserved |
| * 1:0 00 = not supported |
| * 01 = supported |
| * 10 = reserved |
| * 11 = reserved |
| */ |
| unsigned short dlf; /* (word 128) |
| * device lock function |
| * 15:9 reserved |
| * 8 security level 1:max 0:high |
| * 7:6 reserved |
| * 5 enhanced erase |
| * 4 expire |
| * 3 frozen |
| * 2 locked |
| * 1 en/disabled |
| * 0 capability |
| */ |
| unsigned short csfo; /* (word 129) |
| * current set features options |
| * 15:4 reserved |
| * 3: auto reassign |
| * 2: reverting |
| * 1: read-look-ahead |
| * 0: write cache |
| */ |
| unsigned short words130_155[26];/* reserved vendor words 130-155 */ |
| unsigned short word156; /* reserved vendor word 156 */ |
| unsigned short words157_159[3];/* reserved vendor words 157-159 */ |
| unsigned short cfa_power; /* (word 160) CFA Power Mode |
| * 15 word 160 supported |
| * 14 reserved |
| * 13 |
| * 12 |
| * 11:0 |
| */ |
| unsigned short words161_175[15];/* Reserved for CFA */ |
| unsigned short words176_205[30];/* Current Media Serial Number */ |
| unsigned short words206_254[49];/* reserved words 206-254 */ |
| unsigned short integrity_word; /* (word 255) |
| * 15:8 Checksum |
| * 7:0 Signature |
| */ |
| }; |
| |
| struct request_sense { |
| #if defined(CONFIG_BIG_ENDIAN) |
| u8 valid : 1; |
| u8 error_code : 7; |
| #elif defined(CONFIG_LITTLE_ENDIAN) |
| u8 error_code : 7; |
| u8 valid : 1; |
| #endif |
| u8 segment_number; |
| #if defined(CONFIG_BIG_ENDIAN) |
| u8 reserved1 : 2; |
| u8 ili : 1; |
| u8 reserved2 : 1; |
| u8 sense_key : 4; |
| #elif defined(CONFIG_LITTLE_ENDIAN) |
| u8 sense_key : 4; |
| u8 reserved2 : 1; |
| u8 ili : 1; |
| u8 reserved1 : 2; |
| #endif |
| u8 information[4]; |
| u8 add_sense_len; |
| u8 command_info[4]; |
| u8 asc; |
| u8 ascq; |
| u8 fruc; |
| u8 sks[3]; |
| u8 asb[46]; |
| }; |
| |
| struct atapi_capacity { |
| u32 lba; |
| u32 block_size; |
| }; |
| |
| #endif |
