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Diffstat (limited to 'drivers/scsi/psi_dale.h')
| -rw-r--r-- | drivers/scsi/psi_dale.h | 564 |
1 files changed, 0 insertions, 564 deletions
diff --git a/drivers/scsi/psi_dale.h b/drivers/scsi/psi_dale.h deleted file mode 100644 index d672e3b..0000000 --- a/drivers/scsi/psi_dale.h +++ /dev/null @@ -1,564 +0,0 @@ -/**************************************************************************** - * Perceptive Solutions, Inc. PCI-2220I device driver for Linux. - * - * psi_dalei.h - Linux Host Driver for PCI-2220i EIDE Adapters - * - * Copyright (c) 1997-1999 Perceptive Solutions, Inc. - * All Rights Reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that redistributions of source - * code retain the above copyright notice and this comment without - * modification. - * - * Technical updates and product information at: - * http://www.psidisk.com - * - * Please send questions, comments, bug reports to: - * tech@psidisk.com Technical Support - * - ****************************************************************************/ - -/************************************************/ -/* Some defines that we like */ -/************************************************/ -#define CHAR char -#define UCHAR unsigned char -#define SHORT short -#define USHORT unsigned short -#define BOOL unsigned short -#define LONG long -#define ULONG unsigned long -#define VOID void - -/************************************************/ -/* Dale PCI setup */ -/************************************************/ -#define VENDOR_PSI 0x1256 -#define DEVICE_DALE_1 0x4401 /* 'D1' */ -#define DEVICE_BIGD_1 0x4201 /* 'B1' */ -#define DEVICE_BIGD_2 0x4202 /* 'B2' */ - -/************************************************/ -/* Misc konstants */ -/************************************************/ -#define DALE_MAXDRIVES 4 -#define BIGD_MAXDRIVES 8 -#define SECTORSXFER 8 -#define ATAPI_TRANSFER 8192 -#define BYTES_PER_SECTOR 512 -#define DEFAULT_TIMING_MODE 5 - -/************************************************/ -/* EEPROM locations */ -/************************************************/ -#define DALE_FLASH_PAGE_SIZE 128 // number of bytes per page -#define DALE_FLASH_SIZE 65536L - -#define DALE_FLASH_BIOS 0x00080000L // BIOS base address -#define DALE_FLASH_SETUP 0x00088000L // SETUP PROGRAM base address offset from BIOS -#define DALE_FLASH_RAID 0x00088400L // RAID signature storage -#define DALE_FLASH_FACTORY 0x00089000L // FACTORY data base address offset from BIOS - -#define DALE_FLASH_BIOS_SIZE 32768U // size of FLASH BIOS REGION - -/************************************************/ -/* DALE Register address offsets */ -/************************************************/ -#define REG_DATA 0x80 -#define REG_ERROR 0x84 -#define REG_SECTOR_COUNT 0x88 -#define REG_LBA_0 0x8C -#define REG_LBA_8 0x90 -#define REG_LBA_16 0x94 -#define REG_LBA_24 0x98 -#define REG_STAT_CMD 0x9C -#define REG_STAT_SEL 0xA0 -#define REG_FAIL 0xB0 -#define REG_ALT_STAT 0xB8 -#define REG_DRIVE_ADRS 0xBC - -#define DALE_DATA_SLOW 0x00040000L -#define DALE_DATA_MODE2 0x00040000L -#define DALE_DATA_MODE3 0x00050000L -#define DALE_DATA_MODE4 0x00060000L -#define DALE_DATA_MODE5 0x00070000L - -#define BIGD_DATA_SLOW 0x00000000L -#define BIGD_DATA_MODE0 0x00000000L -#define BIGD_DATA_MODE2 0x00000000L -#define BIGD_DATA_MODE3 0x00000008L -#define BIGD_DATA_MODE4 0x00000010L -#define BIGD_DATA_MODE5 0x00000020L - -#define RTR_LOCAL_RANGE 0x000 -#define RTR_LOCAL_REMAP 0x004 -#define RTR_EXP_RANGE 0x010 -#define RTR_EXP_REMAP 0x014 -#define RTR_REGIONS 0x018 -#define RTR_DM_MASK 0x01C -#define RTR_DM_LOCAL_BASE 0x020 -#define RTR_DM_IO_BASE 0x024 -#define RTR_DM_PCI_REMAP 0x028 -#define RTR_DM_IO_CONFIG 0x02C -#define RTR_MAILBOX 0x040 -#define RTR_LOCAL_DOORBELL 0x060 -#define RTR_PCI_DOORBELL 0x064 -#define RTR_INT_CONTROL_STATUS 0x068 -#define RTR_EEPROM_CONTROL_STATUS 0x06C - -#define RTR_DMA0_MODE 0x0080 -#define RTR_DMA0_PCI_ADDR 0x0084 -#define RTR_DMA0_LOCAL_ADDR 0x0088 -#define RTR_DMA0_COUNT 0x008C -#define RTR_DMA0_DESC_PTR 0x0090 -#define RTR_DMA1_MODE 0x0094 -#define RTR_DMA1_PCI_ADDR 0x0098 -#define RTR_DMA1_LOCAL_ADDR 0x009C -#define RTR_DMA1_COUNT 0x00A0 -#define RTR_DMA1_DESC_PTR 0x00A4 -#define RTR_DMA_COMMAND_STATUS 0x00A8 -#define RTR_DMA_ARB0 0x00AC -#define RTR_DMA_ARB1 0x00B0 - -#define RTL_DMA0_MODE 0x00 -#define RTL_DMA0_PCI_ADDR 0x04 -#define RTL_DMA0_LOCAL_ADDR 0x08 -#define RTL_DMA0_COUNT 0x0C -#define RTL_DMA0_DESC_PTR 0x10 -#define RTL_DMA1_MODE 0x14 -#define RTL_DMA1_PCI_ADDR 0x18 -#define RTL_DMA1_LOCAL_ADDR 0x1C -#define RTL_DMA1_COUNT 0x20 -#define RTL_DMA1_DESC_PTR 0x24 -#define RTL_DMA_COMMAND_STATUS 0x28 -#define RTL_DMA_ARB0 0x2C -#define RTL_DMA_ARB1 0x30 - -/************************************************/ -/* Dale Scratchpad locations */ -/************************************************/ -#define DALE_CHANNEL_DEVICE_0 0 // device channel locations -#define DALE_CHANNEL_DEVICE_1 1 -#define DALE_CHANNEL_DEVICE_2 2 -#define DALE_CHANNEL_DEVICE_3 3 - -#define DALE_SCRATCH_DEVICE_0 4 // device type codes -#define DALE_SCRATCH_DEVICE_1 5 -#define DALE_SCRATCH_DEVICE_2 6 -#define DALE_SCRATCH_DEVICE_3 7 - -#define DALE_RAID_0_STATUS 8 -#define DALE_RAID_1_STATUS 9 - -#define DALE_TIMING_MODE 12 // bus master timing mode (2, 3, 4, 5) -#define DALE_NUM_DRIVES 13 // number of addressable drives on this board -#define DALE_RAID_ON 14 // RAID status On -#define DALE_LAST_ERROR 15 // Last error code from BIOS - -/************************************************/ -/* BigD Scratchpad locations */ -/************************************************/ -#define BIGD_DEVICE_0 0 // device channel locations -#define BIGD_DEVICE_1 1 -#define BIGD_DEVICE_2 2 -#define BIGD_DEVICE_3 3 - -#define BIGD_DEVICE_4 4 // device type codes -#define BIGD_DEVICE_5 5 -#define BIGD_DEVICE_6 6 -#define BIGD_DEVICE_7 7 - -#define BIGD_ALARM_IMAGE 11 // ~image of alarm fail register -#define BIGD_TIMING_MODE 12 // bus master timing mode (2, 3, 4, 5) -#define BIGD_NUM_DRIVES 13 // number of addressable drives on this board -#define BIGD_RAID_ON 14 // RAID status is on for the whole board -#define BIGD_LAST_ERROR 15 // Last error code from BIOS - -#define BIGD_RAID_0_STATUS 16 -#define BIGD_RAID_1_STATUS 17 -#define BIGD_RAID_2_STATUS 18 -#define BIGD_RAID_3_STATUS 19 -#define BIGD_RAID_4_STATUS 20 -#define BIGD_RAID_5_STATUS 21 -#define BIGD_RAID_6_STATUS 22 -#define BIGD_RAID_7_STATUS 23 - -/************************************************/ -/* Dale cable select bits */ -/************************************************/ -#define SEL_NONE 0x00 -#define SEL_1 0x01 -#define SEL_2 0x02 -#define SEL_3 0x04 -#define SEL_4 0x08 -#define SEL_NEW_SPEED_1 0x20 -#define SEL_COPY 0x40 -#define SEL_IRQ_OFF 0x80 - -/************************************************/ -/* Device/Geometry controls */ -/************************************************/ -#define GEOMETRY_NONE 0x0 // No device -#define GEOMETRY_SET 0x1 // Geometry set -#define GEOMETRY_LBA 0x2 // Geometry set in default LBA mode -#define GEOMETRY_PHOENIX 0x3 // Geometry set in Pheonix BIOS compatibility mode - -#define DEVICE_NONE 0x0 // No device present -#define DEVICE_INACTIVE 0x1 // device present but not registered active -#define DEVICE_ATAPI 0x2 // ATAPI device (CD_ROM, Tape, Etc...) -#define DEVICE_DASD_NONLBA 0x3 // Non LBA incompatible device -#define DEVICE_DASD_LBA 0x4 // LBA compatible device - -/************************************************/ -/* BigD fail register bits */ -/************************************************/ -#define FAIL_NONE 0x00 -#define FAIL_0 0x01 -#define FAIL_1 0x02 -#define FAIL_2 0x04 -#define FAIL_MULTIPLE 0x08 -#define FAIL_GOOD 0x20 -#define FAIL_AUDIBLE 0x40 -#define FAIL_ANY 0x80 - -/************************************************/ -/* Setup Structure Definitions */ -/************************************************/ -typedef struct // device setup parameters - { - UCHAR geometryControl; // geometry control flags - UCHAR device; // device code - USHORT sectors; // number of sectors per track - USHORT heads; // number of heads - USHORT cylinders; // number of cylinders for this device - ULONG blocks; // number of blocks on device - ULONG realCapacity; // number of real blocks on this device for drive changed testing - } SETUP_DEVICE, *PSETUP_DEVICE; - -typedef struct // master setup structure - { - USHORT startupDelay; - BOOL promptBIOS; - BOOL fastFormat; - BOOL shareInterrupt; - BOOL rebootRebuild; - USHORT timingMode; - USHORT spare5; - USHORT spare6; - SETUP_DEVICE setupDevice[BIGD_MAXDRIVES]; - } SETUP, *PSETUP; - -/************************************************/ -/* RAID Structure Definitions */ -/************************************************/ -typedef struct - { - UCHAR signature; // 0x55 our mirror signature - UCHAR status; // current status bits - UCHAR pairIdentifier; // unique identifier for pair - ULONG reconstructPoint; // recontruction point for hot reconstruct - } DISK_MIRROR; - -typedef struct DEVICE_RAID1 - { - long TotalSectors; - DISK_MIRROR DiskRaid1; - } DEVICE_RAID1, *PDEVICE_RAID1; - -#define DISK_MIRROR_POSITION 0x01A8 -#define SIGNATURE 0x55 - -#define MASK_SERIAL_NUMBER 0x0FFE // mask for serial number matching -#define MASK_SERIAL_UNIT 0x0001 // mask for unit portion of serial number - -// Status bits -#define UCBF_MIRRORED 0x0010 // drive has a pair -#define UCBF_MATCHED 0x0020 // drive pair is matched -#define UCBF_SURVIVOR 0x0040 // this unit is a survivor of a pair -#define UCBF_REBUILD 0x0080 // rebuild in progress on this device - -// SCSI controls for RAID -#define SC_MY_RAID 0xBF // our special CDB command byte for Win95... interface -#define MY_SCSI_QUERY1 0x32 // byte 1 subcommand to query driver for RAID 1 informatation -#define MY_SCSI_REBUILD 0x40 // byte 1 subcommand to reconstruct a mirrored pair -#define MY_SCSI_DEMOFAIL 0x54 // byte 1 subcommand for RAID failure demonstration -#define MY_SCSI_ALARMMUTE 0x60 // byte 1 subcommand to mute any alarm currently on - -/************************************************/ -/* Timeout konstants */ -/************************************************/ -#define TIMEOUT_READY 100 // 100 mSec -#define TIMEOUT_DRQ 300 // 300 mSec -#define TIMEOUT_DATA (3 * HZ) // 3 seconds - -/************************************************/ -/* Misc. macros */ -/************************************************/ -#define ANY2SCSI(up, p) \ -((UCHAR *)up)[0] = (((ULONG)(p)) >> 8); \ -((UCHAR *)up)[1] = ((ULONG)(p)); - -#define SCSI2LONG(up) \ -( (((long)*(((UCHAR *)up))) << 16) \ -+ (((long)(((UCHAR *)up)[1])) << 8) \ -+ ((long)(((UCHAR *)up)[2])) ) - -#define XANY2SCSI(up, p) \ -((UCHAR *)up)[0] = ((long)(p)) >> 24; \ -((UCHAR *)up)[1] = ((long)(p)) >> 16; \ -((UCHAR *)up)[2] = ((long)(p)) >> 8; \ -((UCHAR *)up)[3] = ((long)(p)); - -#define XSCSI2LONG(up) \ -( (((long)(((UCHAR *)up)[0])) << 24) \ -+ (((long)(((UCHAR *)up)[1])) << 16) \ -+ (((long)(((UCHAR *)up)[2])) << 8) \ -+ ((long)(((UCHAR *)up)[3])) ) - -#define SelectSpigot(padapter,spigot) outb_p (spigot, padapter->regStatSel) -#define WriteCommand(padapter,cmd) outb_p (cmd, padapter->regStatCmd) -#define AtapiDevice(padapter,b) outb_p (b, padapter->regLba24); -#define AtapiCountLo(padapter,b) outb_p (b, padapter->regLba8) -#define AtapiCountHi(padapter,b) outb_p (b, padapter->regLba16) - -/************************************************/ -/* SCSI CDB operation codes */ -/************************************************/ -#define SCSIOP_TEST_UNIT_READY 0x00 -#define SCSIOP_REZERO_UNIT 0x01 -#define SCSIOP_REWIND 0x01 -#define SCSIOP_REQUEST_BLOCK_ADDR 0x02 -#define SCSIOP_REQUEST_SENSE 0x03 -#define SCSIOP_FORMAT_UNIT 0x04 -#define SCSIOP_READ_BLOCK_LIMITS 0x05 -#define SCSIOP_REASSIGN_BLOCKS 0x07 -#define SCSIOP_READ6 0x08 -#define SCSIOP_RECEIVE 0x08 -#define SCSIOP_WRITE6 0x0A -#define SCSIOP_PRINT 0x0A -#define SCSIOP_SEND 0x0A -#define SCSIOP_SEEK6 0x0B -#define SCSIOP_TRACK_SELECT 0x0B -#define SCSIOP_SLEW_PRINT 0x0B -#define SCSIOP_SEEK_BLOCK 0x0C -#define SCSIOP_PARTITION 0x0D -#define SCSIOP_READ_REVERSE 0x0F -#define SCSIOP_WRITE_FILEMARKS 0x10 -#define SCSIOP_FLUSH_BUFFER 0x10 -#define SCSIOP_SPACE 0x11 -#define SCSIOP_INQUIRY 0x12 -#define SCSIOP_VERIFY6 0x13 -#define SCSIOP_RECOVER_BUF_DATA 0x14 -#define SCSIOP_MODE_SELECT 0x15 -#define SCSIOP_RESERVE_UNIT 0x16 -#define SCSIOP_RELEASE_UNIT 0x17 -#define SCSIOP_COPY 0x18 -#define SCSIOP_ERASE 0x19 -#define SCSIOP_MODE_SENSE 0x1A -#define SCSIOP_START_STOP_UNIT 0x1B -#define SCSIOP_STOP_PRINT 0x1B -#define SCSIOP_LOAD_UNLOAD 0x1B -#define SCSIOP_RECEIVE_DIAGNOSTIC 0x1C -#define SCSIOP_SEND_DIAGNOSTIC 0x1D -#define SCSIOP_MEDIUM_REMOVAL 0x1E -#define SCSIOP_READ_CAPACITY 0x25 -#define SCSIOP_READ 0x28 -#define SCSIOP_WRITE 0x2A -#define SCSIOP_SEEK 0x2B -#define SCSIOP_LOCATE 0x2B -#define SCSIOP_WRITE_VERIFY 0x2E -#define SCSIOP_VERIFY 0x2F -#define SCSIOP_SEARCH_DATA_HIGH 0x30 -#define SCSIOP_SEARCH_DATA_EQUAL 0x31 -#define SCSIOP_SEARCH_DATA_LOW 0x32 -#define SCSIOP_SET_LIMITS 0x33 -#define SCSIOP_READ_POSITION 0x34 -#define SCSIOP_SYNCHRONIZE_CACHE 0x35 -#define SCSIOP_COMPARE 0x39 -#define SCSIOP_COPY_COMPARE 0x3A -#define SCSIOP_WRITE_DATA_BUFF 0x3B -#define SCSIOP_READ_DATA_BUFF 0x3C -#define SCSIOP_CHANGE_DEFINITION 0x40 -#define SCSIOP_READ_SUB_CHANNEL 0x42 -#define SCSIOP_READ_TOC 0x43 -#define SCSIOP_READ_HEADER 0x44 -#define SCSIOP_PLAY_AUDIO 0x45 -#define SCSIOP_PLAY_AUDIO_MSF 0x47 -#define SCSIOP_PLAY_TRACK_INDEX 0x48 -#define SCSIOP_PLAY_TRACK_RELATIVE 0x49 -#define SCSIOP_PAUSE_RESUME 0x4B -#define SCSIOP_LOG_SELECT 0x4C -#define SCSIOP_LOG_SENSE 0x4D -#define SCSIOP_MODE_SELECT10 0x55 -#define SCSIOP_MODE_SENSE10 0x5A -#define SCSIOP_LOAD_UNLOAD_SLOT 0xA6 -#define SCSIOP_MECHANISM_STATUS 0xBD -#define SCSIOP_READ_CD 0xBE - -// IDE command definitions -#define IDE_COMMAND_ATAPI_RESET 0x08 -#define IDE_COMMAND_READ 0x20 -#define IDE_COMMAND_WRITE 0x30 -#define IDE_COMMAND_RECALIBRATE 0x10 -#define IDE_COMMAND_SEEK 0x70 -#define IDE_COMMAND_SET_PARAMETERS 0x91 -#define IDE_COMMAND_VERIFY 0x40 -#define IDE_COMMAND_ATAPI_PACKET 0xA0 -#define IDE_COMMAND_ATAPI_IDENTIFY 0xA1 -#define IDE_CMD_READ_MULTIPLE 0xC4 -#define IDE_CMD_WRITE_MULTIPLE 0xC5 -#define IDE_CMD_SET_MULTIPLE 0xC6 -#define IDE_COMMAND_IDENTIFY 0xEC - -// IDE status definitions -#define IDE_STATUS_ERROR 0x01 -#define IDE_STATUS_INDEX 0x02 -#define IDE_STATUS_CORRECTED_ERROR 0x04 -#define IDE_STATUS_DRQ 0x08 -#define IDE_STATUS_DSC 0x10 -#define IDE_STATUS_WRITE_FAULT 0x20 -#define IDE_STATUS_DRDY 0x40 -#define IDE_STATUS_BUSY 0x80 - -typedef struct _ATAPI_STATUS - { - CHAR check :1; - CHAR reserved1 :1; - CHAR corr :1; - CHAR drq :1; - CHAR dsc :1; - CHAR reserved2 :1; - CHAR drdy :1; - CHAR bsy :1; - } ATAPI_STATUS; - -typedef struct _ATAPI_REASON - { - CHAR cod :1; - CHAR io :1; - CHAR reserved1 :6; - } ATAPI_REASON; - -typedef struct _ATAPI_ERROR - { - CHAR ili :1; - CHAR eom :1; - CHAR abort :1; - CHAR mcr :1; - CHAR senseKey :4; - } ATAPI_ERROR; - -// IDE error definitions -#define IDE_ERROR_AMNF 0x01 -#define IDE_ERROR_TKONF 0x02 -#define IDE_ERROR_ABRT 0x04 -#define IDE_ERROR_MCR 0x08 -#define IDE_ERROR_IDFN 0x10 -#define IDE_ERROR_MC 0x20 -#define IDE_ERROR_UNC 0x40 -#define IDE_ERROR_BBK 0x80 - -// SCSI read capacity structure -typedef struct _READ_CAPACITY_DATA - { - ULONG blks; /* total blocks (converted to little endian) */ - ULONG blksiz; /* size of each (converted to little endian) */ - } READ_CAPACITY_DATA, *PREAD_CAPACITY_DATA; - -// SCSI inquiry data -typedef struct _INQUIRYDATA - { - UCHAR DeviceType :5; - UCHAR DeviceTypeQualifier :3; - UCHAR DeviceTypeModifier :7; - UCHAR RemovableMedia :1; - UCHAR Versions; - UCHAR ResponseDataFormat; - UCHAR AdditionalLength; - UCHAR Reserved[2]; - UCHAR SoftReset :1; - UCHAR CommandQueue :1; - UCHAR Reserved2 :1; - UCHAR LinkedCommands :1; - UCHAR Synchronous :1; - UCHAR Wide16Bit :1; - UCHAR Wide32Bit :1; - UCHAR RelativeAddressing :1; - UCHAR VendorId[8]; - UCHAR ProductId[16]; - UCHAR ProductRevisionLevel[4]; - UCHAR VendorSpecific[20]; - UCHAR Reserved3[40]; - } INQUIRYDATA, *PINQUIRYDATA; - -// IDE IDENTIFY data -#pragma pack (1) -typedef struct _IDENTIFY_DATA - { - USHORT GeneralConfiguration; // 0 - USHORT NumberOfCylinders; // 1 - USHORT Reserved1; // 2 - USHORT NumberOfHeads; // 3 - USHORT UnformattedBytesPerTrack; // 4 - USHORT UnformattedBytesPerSector; // 5 - USHORT SectorsPerTrack; // 6 - USHORT NumBytesISG; // 7 Byte Len - inter-sector gap - USHORT NumBytesSync; // 8 - sync field - USHORT NumWordsVUS; // 9 Len - Vendor Unique Info - USHORT SerialNumber[10]; // 10 - USHORT BufferType; // 20 - USHORT BufferSectorSize; // 21 - USHORT NumberOfEccBytes; // 22 - USHORT FirmwareRevision[4]; // 23 - USHORT ModelNumber[20]; // 27 - USHORT NumSectorsPerInt :8; // 47 Multiple Mode - Sec/Blk - USHORT Reserved2 :8; // 47 - USHORT DoubleWordMode; // 48 flag for double word mode capable - USHORT VendorUnique1 :8; // 49 - USHORT SupportDMA :1; // 49 DMA supported - USHORT SupportLBA :1; // 49 LBA supported - USHORT SupportIORDYDisable :1; // 49 IORDY can be disabled - USHORT SupportIORDY :1; // 49 IORDY supported - USHORT ReservedPsuedoDMA :1; // 49 reserved for pseudo DMA mode support - USHORT Reserved3 :3; // 49 - USHORT Reserved4; // 50 - USHORT Reserved5 :8; // 51 Transfer Cycle Timing - PIO - USHORT PIOCycleTime :8; // 51 Transfer Cycle Timing - PIO - USHORT Reserved6 :8; // 52 - DMA - USHORT DMACycleTime :8; // 52 - DMA - USHORT Valid_54_58 :1; // 53 words 54 - 58 are valid - USHORT Valid_64_70 :1; // 53 words 64 - 70 are valid - USHORT Reserved7 :14; // 53 - USHORT LogNumCyl; // 54 Current Translation - Num Cyl - USHORT LogNumHeads; // 55 Num Heads - USHORT LogSectorsPerTrack; // 56 Sec/Trk - ULONG LogTotalSectors; // 57 Total Sec - USHORT CurrentNumSecPerInt :8; // 59 current setting for number of sectors per interrupt - USHORT ValidNumSecPerInt :1; // 59 Current setting is valid for number of sectors per interrupt - USHORT Reserved8 :7; // 59 - ULONG LBATotalSectors; // 60 LBA Mode - Sectors - USHORT DMASWordFlags; // 62 - USHORT DMAMWordFlags; // 63 - USHORT AdvancedPIOSupport :8; // 64 Flow control PIO transfer modes supported - USHORT Reserved9 :8; // 64 - USHORT MinMultiDMACycle; // 65 minimum multiword DMA transfer cycle time per word - USHORT RecomendDMACycle; // 66 Manufacturer's recommende multiword DMA transfer cycle time - USHORT MinPIOCycleWithoutFlow; // 67 Minimum PIO transfer cycle time without flow control - USHORT MinPIOCylceWithFlow; // 68 Minimum PIO transfer cycle time with IORDY flow control - USHORT ReservedSpace[256-69]; // 69 - } IDENTIFY_DATA, *PIDENTIFY_DATA; - -// ATAPI configuration bits -typedef struct _ATAPI_GENERAL_0 - { - USHORT CmdPacketSize :2; // Command packet size - USHORT Reserved1 :3; - USHORT CmdDrqType :2; - USHORT Removable :1; - USHORT DeviceType :5; - USHORT Reserved2 :1; - USHORT ProtocolType :2; - } ATAPI_GENERAL_0; - -#pragma pack () |