696 lines
24 KiB
C
696 lines
24 KiB
C
/*++ BUILD Version: 0001 // Increment this if a change has global effects
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Copyright (c) 1990-1993 Microsoft Corporation
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Module Name:
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ntdddisk.h
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Abstract:
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This is the include file that defines all constants and types for
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accessing the Disk device.
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Author:
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Steve Wood (stevewo) 27-May-1990
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Revision History:
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--*/
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#ifndef _NTDDDISK_H_
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#define _NTDDDISK_H_
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//
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// Device Name - this string is the name of the device. It is the name
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// that should be passed to NtOpenFile when accessing the device.
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//
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// Note: For devices that support multiple units, it should be suffixed
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// with the Ascii representation of the unit number.
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//
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#define DD_DISK_DEVICE_NAME "\\Device\\UNKNOWN"
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//
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// NtDeviceIoControlFile
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// begin_winioctl
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//
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// IoControlCode values for disk devices.
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//
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#define IOCTL_DISK_BASE FILE_DEVICE_DISK
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#define IOCTL_DISK_GET_DRIVE_GEOMETRY CTL_CODE(IOCTL_DISK_BASE, 0x0000, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_DISK_GET_PARTITION_INFO CTL_CODE(IOCTL_DISK_BASE, 0x0001, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_DISK_SET_PARTITION_INFO CTL_CODE(IOCTL_DISK_BASE, 0x0002, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#define IOCTL_DISK_GET_DRIVE_LAYOUT CTL_CODE(IOCTL_DISK_BASE, 0x0003, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_DISK_SET_DRIVE_LAYOUT CTL_CODE(IOCTL_DISK_BASE, 0x0004, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#define IOCTL_DISK_VERIFY CTL_CODE(IOCTL_DISK_BASE, 0x0005, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_DISK_FORMAT_TRACKS CTL_CODE(IOCTL_DISK_BASE, 0x0006, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#define IOCTL_DISK_REASSIGN_BLOCKS CTL_CODE(IOCTL_DISK_BASE, 0x0007, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#define IOCTL_DISK_PERFORMANCE CTL_CODE(IOCTL_DISK_BASE, 0x0008, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_DISK_IS_WRITABLE CTL_CODE(IOCTL_DISK_BASE, 0x0009, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_DISK_LOGGING CTL_CODE(IOCTL_DISK_BASE, 0x000a, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_DISK_FORMAT_TRACKS_EX CTL_CODE(IOCTL_DISK_BASE, 0x000b, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#define IOCTL_DISK_HISTOGRAM_STRUCTURE CTL_CODE(IOCTL_DISK_BASE, 0x000c, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_DISK_HISTOGRAM_DATA CTL_CODE(IOCTL_DISK_BASE, 0x000d, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_DISK_HISTOGRAM_RESET CTL_CODE(IOCTL_DISK_BASE, 0x000e, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_DISK_REQUEST_STRUCTURE CTL_CODE(IOCTL_DISK_BASE, 0x000f, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#define IOCTL_DISK_REQUEST_DATA CTL_CODE(IOCTL_DISK_BASE, 0x0010, METHOD_BUFFERED, FILE_ANY_ACCESS)
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#if(_WIN32_WINNT >= 0x0400)
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#define IOCTL_DISK_CONTROLLER_NUMBER CTL_CODE(IOCTL_DISK_BASE, 0x0011, METHOD_BUFFERED, FILE_ANY_ACCESS)
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//
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// IOCTL support for SMART drive fault prediction.
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//
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#define SMART_GET_VERSION CTL_CODE(IOCTL_DISK_BASE, 0x0020, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define SMART_SEND_DRIVE_COMMAND CTL_CODE(IOCTL_DISK_BASE, 0x0021, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#define SMART_RCV_DRIVE_DATA CTL_CODE(IOCTL_DISK_BASE, 0x0022, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#endif /* _WIN32_WINNT >= 0x0400 */
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// end_winioctl
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//
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// Internal disk driver device controls to maintain the verify status bit
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// for the device object.
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//
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#define IOCTL_DISK_INTERNAL_SET_VERIFY CTL_CODE(IOCTL_DISK_BASE, 0x0100, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_CLEAR_VERIFY CTL_CODE(IOCTL_DISK_BASE, 0x0101, METHOD_NEITHER, FILE_ANY_ACCESS)
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// begin_winioctl
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//
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// The following device control codes are common for all class drivers. The
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// functions codes defined here must match all of the other class drivers.
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//
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// Warning: these codes will be replaced in the future by equivalent
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// IOCTL_STORAGE codes
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//
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#define IOCTL_DISK_CHECK_VERIFY CTL_CODE(IOCTL_DISK_BASE, 0x0200, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_DISK_MEDIA_REMOVAL CTL_CODE(IOCTL_DISK_BASE, 0x0201, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_DISK_EJECT_MEDIA CTL_CODE(IOCTL_DISK_BASE, 0x0202, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_DISK_LOAD_MEDIA CTL_CODE(IOCTL_DISK_BASE, 0x0203, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_DISK_RESERVE CTL_CODE(IOCTL_DISK_BASE, 0x0204, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_DISK_RELEASE CTL_CODE(IOCTL_DISK_BASE, 0x0205, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_DISK_FIND_NEW_DEVICES CTL_CODE(IOCTL_DISK_BASE, 0x0206, METHOD_BUFFERED, FILE_READ_ACCESS)
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#define IOCTL_DISK_GET_MEDIA_TYPES CTL_CODE(IOCTL_DISK_BASE, 0x0300, METHOD_BUFFERED, FILE_ANY_ACCESS)
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// end_winioctl
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//
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// The following file contains the IOCTL_STORAGE class ioctls
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//
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#include <ntddstor.h>
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// begin_winioctl
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//
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// Define the partition types returnable by known disk drivers.
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//
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#define PARTITION_ENTRY_UNUSED 0x00 // Entry unused
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#define PARTITION_FAT_12 0x01 // 12-bit FAT entries
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#define PARTITION_XENIX_1 0x02 // Xenix
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#define PARTITION_XENIX_2 0x03 // Xenix
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#define PARTITION_FAT_16 0x04 // 16-bit FAT entries
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#define PARTITION_EXTENDED 0x05 // Extended partition entry
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#define PARTITION_HUGE 0x06 // Huge partition MS-DOS V4
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#define PARTITION_IFS 0x07 // IFS Partition
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#define PARTITION_FAT32 0x0B // FAT32
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#define PARTITION_FAT32_XINT13 0x0C // FAT32 using extended int13 services
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#define PARTITION_XINT13 0x0E // Win95 partition using extended int13 services
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#define PARTITION_XINT13_EXTENDED 0x0F // Same as type 5 but uses extended int13 services
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#define PARTITION_PREP 0x41 // PowerPC Reference Platform (PReP) Boot Partition
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#define PARTITION_UNIX 0x63 // Unix
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#define VALID_NTFT 0xC0 // NTFT uses high order bits
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//
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// The high bit of the partition type code indicates that a partition
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// is part of an NTFT mirror or striped array.
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//
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#define PARTITION_NTFT 0x80 // NTFT partition
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//
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// The following macro is used to determine which partitions should be
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// assigned drive letters.
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//
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//++
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//
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// BOOLEAN
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// IsRecognizedPartition(
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// IN ULONG PartitionType
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// )
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//
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// Routine Description:
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//
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// This macro is used to determine to which partitions drive letters
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// should be assigned.
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//
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// Arguments:
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//
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// PartitionType - Supplies the type of the partition being examined.
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//
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// Return Value:
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//
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// The return value is TRUE if the partition type is recognized,
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// otherwise FALSE is returned.
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//
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//--
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#define IsRecognizedPartition( PartitionType ) ( \
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((PartitionType & PARTITION_NTFT) && ((PartitionType & ~0xC0) == PARTITION_FAT_12)) || \
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((PartitionType & PARTITION_NTFT) && ((PartitionType & ~0xC0) == PARTITION_FAT_16)) || \
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((PartitionType & PARTITION_NTFT) && ((PartitionType & ~0xC0) == PARTITION_IFS)) || \
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((PartitionType & PARTITION_NTFT) && ((PartitionType & ~0xC0) == PARTITION_HUGE)) || \
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((PartitionType & PARTITION_NTFT) && ((PartitionType & ~0xC0) == PARTITION_FAT32)) || \
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((PartitionType & PARTITION_NTFT) && ((PartitionType & ~0xC0) == PARTITION_FAT32_XINT13)) || \
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((PartitionType & PARTITION_NTFT) && ((PartitionType & ~0xC0) == PARTITION_XINT13)) || \
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((PartitionType & ~PARTITION_NTFT) == PARTITION_FAT_12) || \
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((PartitionType & ~PARTITION_NTFT) == PARTITION_FAT_16) || \
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((PartitionType & ~PARTITION_NTFT) == PARTITION_IFS) || \
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((PartitionType & ~PARTITION_NTFT) == PARTITION_HUGE) || \
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((PartitionType & ~PARTITION_NTFT) == PARTITION_FAT32) || \
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((PartitionType & ~PARTITION_NTFT) == PARTITION_FAT32_XINT13) || \
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((PartitionType & ~PARTITION_NTFT) == PARTITION_XINT13) )
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//++
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//
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// BOOLEAN
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// IsContainerPartition(
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// IN ULONG PartitionType
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// )
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//
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// Routine Description:
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//
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// This macro is used to determine to which partition types are actually
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// containers for other partitions (ie, extended partitions).
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//
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// Arguments:
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//
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// PartitionType - Supplies the type of the partition being examined.
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//
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// Return Value:
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//
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// The return value is TRUE if the partition type is a container,
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// otherwise FALSE is returned.
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//
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//--
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#define IsContainerPartition( PartitionType ) \
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((PartitionType == PARTITION_EXTENDED) || (PartitionType == PARTITION_XINT13_EXTENDED))
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//
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// Define the media types supported by the driver.
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//
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typedef enum _MEDIA_TYPE {
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Unknown, // Format is unknown
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F5_1Pt2_512, // 5.25", 1.2MB, 512 bytes/sector
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F3_1Pt44_512, // 3.5", 1.44MB, 512 bytes/sector
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F3_2Pt88_512, // 3.5", 2.88MB, 512 bytes/sector
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F3_20Pt8_512, // 3.5", 20.8MB, 512 bytes/sector
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F3_720_512, // 3.5", 720KB, 512 bytes/sector
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F5_360_512, // 5.25", 360KB, 512 bytes/sector
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F5_320_512, // 5.25", 320KB, 512 bytes/sector
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F5_320_1024, // 5.25", 320KB, 1024 bytes/sector
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F5_180_512, // 5.25", 180KB, 512 bytes/sector
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F5_160_512, // 5.25", 160KB, 512 bytes/sector
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RemovableMedia, // Removable media other than floppy
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FixedMedia, // Fixed hard disk media
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F3_120M_512 // 3.5", 120M Floppy
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} MEDIA_TYPE, *PMEDIA_TYPE;
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//
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// Define the input buffer structure for the driver, when
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// it is called with IOCTL_DISK_FORMAT_TRACKS.
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//
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typedef struct _FORMAT_PARAMETERS {
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MEDIA_TYPE MediaType;
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ULONG StartCylinderNumber;
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ULONG EndCylinderNumber;
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ULONG StartHeadNumber;
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ULONG EndHeadNumber;
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} FORMAT_PARAMETERS, *PFORMAT_PARAMETERS;
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//
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// Define the BAD_TRACK_NUMBER type. An array of elements of this type is
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// returned by the driver on IOCTL_DISK_FORMAT_TRACKS requests, to indicate
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// what tracks were bad during formatting. The length of that array is
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// reported in the `Information' field of the I/O Status Block.
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//
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typedef USHORT BAD_TRACK_NUMBER;
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typedef USHORT *PBAD_TRACK_NUMBER;
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//
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// Define the input buffer structure for the driver, when
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// it is called with IOCTL_DISK_FORMAT_TRACKS_EX.
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//
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typedef struct _FORMAT_EX_PARAMETERS {
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MEDIA_TYPE MediaType;
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ULONG StartCylinderNumber;
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ULONG EndCylinderNumber;
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ULONG StartHeadNumber;
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ULONG EndHeadNumber;
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USHORT FormatGapLength;
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USHORT SectorsPerTrack;
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USHORT SectorNumber[1];
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} FORMAT_EX_PARAMETERS, *PFORMAT_EX_PARAMETERS;
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//
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// The following structure is returned on an IOCTL_DISK_GET_DRIVE_GEOMETRY
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// request and an array of them is returned on an IOCTL_DISK_GET_MEDIA_TYPES
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// request.
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//
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typedef struct _DISK_GEOMETRY {
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LARGE_INTEGER Cylinders;
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MEDIA_TYPE MediaType;
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ULONG TracksPerCylinder;
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ULONG SectorsPerTrack;
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ULONG BytesPerSector;
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} DISK_GEOMETRY, *PDISK_GEOMETRY;
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//
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// The following structure is returned on an IOCTL_DISK_GET_PARTITION_INFO
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// and an IOCTL_DISK_GET_DRIVE_LAYOUT request. It is also used in a request
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// to change the drive layout, IOCTL_DISK_SET_DRIVE_LAYOUT.
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//
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typedef struct _PARTITION_INFORMATION {
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LARGE_INTEGER StartingOffset;
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LARGE_INTEGER PartitionLength;
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ULONG HiddenSectors;
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ULONG PartitionNumber;
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UCHAR PartitionType;
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BOOLEAN BootIndicator;
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BOOLEAN RecognizedPartition;
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BOOLEAN RewritePartition;
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} PARTITION_INFORMATION, *PPARTITION_INFORMATION;
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//
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// The following structure is used to change the partition type of a
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// specified disk partition using an IOCTL_DISK_SET_PARTITION_INFO
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// request.
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//
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typedef struct _SET_PARTITION_INFORMATION {
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UCHAR PartitionType;
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} SET_PARTITION_INFORMATION, *PSET_PARTITION_INFORMATION;
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//
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// The following structures is returned on an IOCTL_DISK_GET_DRIVE_LAYOUT
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// request and given as input to an IOCTL_DISK_SET_DRIVE_LAYOUT request.
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//
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typedef struct _DRIVE_LAYOUT_INFORMATION {
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ULONG PartitionCount;
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ULONG Signature;
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PARTITION_INFORMATION PartitionEntry[1];
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} DRIVE_LAYOUT_INFORMATION, *PDRIVE_LAYOUT_INFORMATION;
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//
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// The following structure is passed in on an IOCTL_DISK_VERIFY request.
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// The offset and length parameters are both given in bytes.
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//
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typedef struct _VERIFY_INFORMATION {
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LARGE_INTEGER StartingOffset;
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ULONG Length;
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} VERIFY_INFORMATION, *PVERIFY_INFORMATION;
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//
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// The following structure is passed in on an IOCTL_DISK_REASSIGN_BLOCKS
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// request.
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//
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typedef struct _REASSIGN_BLOCKS {
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USHORT Reserved;
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USHORT Count;
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ULONG BlockNumber[1];
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} REASSIGN_BLOCKS, *PREASSIGN_BLOCKS;
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#if(_WIN32_WINNT >= 0x0400)
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//
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// IOCTL_DISK_CONTROLLER_NUMBER returns the controller and disk
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// number for the handle. This is used to determine if a disk
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// is attached to the primary or secondary IDE controller.
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//
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typedef struct _DISK_CONTROLLER_NUMBER {
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ULONG ControllerNumber;
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ULONG DiskNumber;
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} DISK_CONTROLLER_NUMBER, *PDISK_CONTROLLER_NUMBER;
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#endif /* _WIN32_WINNT >= 0x0400 */
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///////////////////////////////////////////////////////
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// //
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// The following structures define disk performance //
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// statistics: specifically the locations of all the //
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// reads and writes which have occured on the disk. //
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// //
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// To use these structures, you must issue an IOCTL_ //
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// DISK_HIST_STRUCTURE (with a DISK_HISTOGRAM) to //
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// obtain the basic histogram information. The //
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// number of buckets which must allocated is part of //
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// this structure. Allocate the required number of //
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// buckets and call an IOCTL_DISK_HIST_DATA to fill //
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// in the data //
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// //
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///////////////////////////////////////////////////////
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#define HIST_NO_OF_BUCKETS 24
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typedef struct _HISTOGRAM_BUCKET {
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ULONG Reads;
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ULONG Writes;
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} HISTOGRAM_BUCKET, *PHISTOGRAM_BUCKET;
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#define HISTOGRAM_BUCKET_SIZE sizeof(HISTOGRAM_BUCKET)
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typedef struct _DISK_HISTOGRAM {
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LARGE_INTEGER DiskSize;
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LARGE_INTEGER Start;
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LARGE_INTEGER End;
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LARGE_INTEGER Average;
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LARGE_INTEGER AverageRead;
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LARGE_INTEGER AverageWrite;
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ULONG Granularity;
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ULONG Size;
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ULONG ReadCount;
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ULONG WriteCount;
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PHISTOGRAM_BUCKET Histogram;
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} DISK_HISTOGRAM, *PDISK_HISTOGRAM;
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#define DISK_HISTOGRAM_SIZE sizeof(DISK_HISTOGRAM)
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///////////////////////////////////////////////////////
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// //
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// The following structures define disk debugging //
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// capabilities. The IOCTLs are directed to one of //
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// the two disk filter drivers. //
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// //
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// DISKPERF is a utilty for collecting disk request //
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// statistics. //
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// //
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// SIMBAD is a utility for injecting faults in //
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// IO requests to disks. //
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// //
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///////////////////////////////////////////////////////
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//
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// The following structure is exchanged on an IOCTL_DISK_GET_PERFORMANCE
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// request. This ioctl collects summary disk request statistics used
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// in measuring performance.
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//
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typedef struct _DISK_PERFORMANCE {
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LARGE_INTEGER BytesRead;
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LARGE_INTEGER BytesWritten;
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LARGE_INTEGER ReadTime;
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LARGE_INTEGER WriteTime;
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ULONG ReadCount;
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ULONG WriteCount;
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ULONG QueueDepth;
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} DISK_PERFORMANCE, *PDISK_PERFORMANCE;
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//
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// This structure defines the disk logging record. When disk logging
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// is enabled, one of these is written to an internal buffer for each
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// disk request.
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//
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typedef struct _DISK_RECORD {
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LARGE_INTEGER ByteOffset;
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LARGE_INTEGER StartTime;
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LARGE_INTEGER EndTime;
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PVOID VirtualAddress;
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ULONG NumberOfBytes;
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UCHAR DeviceNumber;
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BOOLEAN ReadRequest;
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} DISK_RECORD, *PDISK_RECORD;
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//
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// The following structure is exchanged on an IOCTL_DISK_LOG request.
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// Not all fields are valid with each function type.
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//
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typedef struct _DISK_LOGGING {
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UCHAR Function;
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PVOID BufferAddress;
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ULONG BufferSize;
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} DISK_LOGGING, *PDISK_LOGGING;
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//
|
|
// Disk logging functions
|
|
//
|
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// Start disk logging. Only the Function and BufferSize fields are valid.
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|
//
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|
|
|
#define DISK_LOGGING_START 0
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|
|
|
//
|
|
// Stop disk logging. Only the Function field is valid.
|
|
//
|
|
|
|
#define DISK_LOGGING_STOP 1
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|
|
|
//
|
|
// Return disk log. All fields are valid. Data will be copied from internal
|
|
// buffer to buffer specified for the number of bytes requested.
|
|
//
|
|
|
|
#define DISK_LOGGING_DUMP 2
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|
|
|
//
|
|
// DISK BINNING
|
|
//
|
|
// DISKPERF will keep counters for IO that falls in each of these ranges.
|
|
// The application determines the number and size of the ranges.
|
|
// Joe Lin wanted me to keep it flexible as possible, for instance, IO
|
|
// sizes are interesting in ranges like 0-4096, 4097-16384, 16385-65536, 65537+.
|
|
//
|
|
|
|
#define DISK_BINNING 3
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|
|
|
//
|
|
// Bin types
|
|
//
|
|
|
|
typedef enum _BIN_TYPES {
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|
RequestSize,
|
|
RequestLocation
|
|
} BIN_TYPES;
|
|
|
|
//
|
|
// Bin ranges
|
|
//
|
|
|
|
typedef struct _BIN_RANGE {
|
|
LARGE_INTEGER StartValue;
|
|
LARGE_INTEGER Length;
|
|
} BIN_RANGE, *PBIN_RANGE;
|
|
|
|
//
|
|
// Bin definition
|
|
//
|
|
|
|
typedef struct _PERF_BIN {
|
|
ULONG NumberOfBins;
|
|
ULONG TypeOfBin;
|
|
BIN_RANGE BinsRanges[1];
|
|
} PERF_BIN, *PPERF_BIN ;
|
|
|
|
//
|
|
// Bin count
|
|
//
|
|
|
|
typedef struct _BIN_COUNT {
|
|
BIN_RANGE BinRange;
|
|
ULONG BinCount;
|
|
} BIN_COUNT, *PBIN_COUNT;
|
|
|
|
//
|
|
// Bin results
|
|
//
|
|
|
|
typedef struct _BIN_RESULTS {
|
|
ULONG NumberOfBins;
|
|
BIN_COUNT BinCounts[1];
|
|
} BIN_RESULTS, *PBIN_RESULTS;
|
|
|
|
#if(_WIN32_WINNT >= 0x0400)
|
|
//
|
|
// Data structures for SMART drive fault prediction.
|
|
//
|
|
// GETVERSIONINPARAMS contains the data returned from the
|
|
// Get Driver Version function.
|
|
//
|
|
|
|
#pragma pack(1)
|
|
typedef struct _GETVERSIONINPARAMS {
|
|
UCHAR bVersion; // Binary driver version.
|
|
UCHAR bRevision; // Binary driver revision.
|
|
UCHAR bReserved; // Not used.
|
|
UCHAR bIDEDeviceMap; // Bit map of IDE devices.
|
|
ULONG fCapabilities; // Bit mask of driver capabilities.
|
|
ULONG dwReserved[4]; // For future use.
|
|
} GETVERSIONINPARAMS, *PGETVERSIONINPARAMS, *LPGETVERSIONINPARAMS;
|
|
#pragma pack()
|
|
|
|
//
|
|
// Bits returned in the fCapabilities member of GETVERSIONINPARAMS
|
|
//
|
|
|
|
#define CAP_ATA_ID_CMD 1 // ATA ID command supported
|
|
#define CAP_ATAPI_ID_CMD 2 // ATAPI ID command supported
|
|
#define CAP_SMART_CMD 4 // SMART commannds supported
|
|
|
|
//
|
|
// IDE registers
|
|
//
|
|
|
|
#pragma pack(1)
|
|
typedef struct _IDEREGS {
|
|
UCHAR bFeaturesReg; // Used for specifying SMART "commands".
|
|
UCHAR bSectorCountReg; // IDE sector count register
|
|
UCHAR bSectorNumberReg; // IDE sector number register
|
|
UCHAR bCylLowReg; // IDE low order cylinder value
|
|
UCHAR bCylHighReg; // IDE high order cylinder value
|
|
UCHAR bDriveHeadReg; // IDE drive/head register
|
|
UCHAR bCommandReg; // Actual IDE command.
|
|
UCHAR bReserved; // reserved for future use. Must be zero.
|
|
} IDEREGS, *PIDEREGS, *LPIDEREGS;
|
|
#pragma pack()
|
|
|
|
//
|
|
// Valid values for the bCommandReg member of IDEREGS.
|
|
//
|
|
|
|
#define ATAPI_ID_CMD 0xA1 // Returns ID sector for ATAPI.
|
|
#define ID_CMD 0xEC // Returns ID sector for ATA.
|
|
#define SMART_CMD 0xB0 // Performs SMART cmd.
|
|
// Requires valid bFeaturesReg,
|
|
// bCylLowReg, and bCylHighReg
|
|
|
|
//
|
|
// Cylinder register defines for SMART command
|
|
//
|
|
|
|
#define SMART_CYL_LOW 0x4F
|
|
#define SMART_CYL_HI 0xC2
|
|
|
|
|
|
//
|
|
// SENDCMDINPARAMS contains the input parameters for the
|
|
// Send Command to Drive function.
|
|
//
|
|
|
|
#pragma pack(1)
|
|
typedef struct _SENDCMDINPARAMS {
|
|
ULONG cBufferSize; // Buffer size in bytes
|
|
IDEREGS irDriveRegs; // Structure with drive register values.
|
|
UCHAR bDriveNumber; // Physical drive number to send
|
|
// command to (0,1,2,3).
|
|
UCHAR bReserved[3]; // Reserved for future expansion.
|
|
ULONG dwReserved[4]; // For future use.
|
|
UCHAR bBuffer[1]; // Input buffer.
|
|
} SENDCMDINPARAMS, *PSENDCMDINPARAMS, *LPSENDCMDINPARAMS;
|
|
#pragma pack()
|
|
|
|
//
|
|
// Status returned from driver
|
|
//
|
|
|
|
#pragma pack(1)
|
|
typedef struct _DRIVERSTATUS {
|
|
UCHAR bDriverError; // Error code from driver,
|
|
// or 0 if no error.
|
|
UCHAR bIDEError; // Contents of IDE Error register.
|
|
// Only valid when bDriverError
|
|
// is SMART_IDE_ERROR.
|
|
UCHAR bReserved[2]; // Reserved for future expansion.
|
|
ULONG dwReserved[2]; // Reserved for future expansion.
|
|
} DRIVERSTATUS, *PDRIVERSTATUS, *LPDRIVERSTATUS;
|
|
#pragma pack()
|
|
|
|
//
|
|
// bDriverError values
|
|
//
|
|
|
|
#define SMART_NO_ERROR 0 // No error
|
|
#define SMART_IDE_ERROR 1 // Error from IDE controller
|
|
#define SMART_INVALID_FLAG 2 // Invalid command flag
|
|
#define SMART_INVALID_COMMAND 3 // Invalid command byte
|
|
#define SMART_INVALID_BUFFER 4 // Bad buffer (null, invalid addr..)
|
|
#define SMART_INVALID_DRIVE 5 // Drive number not valid
|
|
#define SMART_INVALID_IOCTL 6 // Invalid IOCTL
|
|
#define SMART_ERROR_NO_MEM 7 // Could not lock user's buffer
|
|
#define SMART_INVALID_REGISTER 8 // Some IDE Register not valid
|
|
#define SMART_NOT_SUPPORTED 9 // Invalid cmd flag set
|
|
#define SMART_NO_IDE_DEVICE 10 // Cmd issued to device not present
|
|
// although drive number is valid
|
|
|
|
#pragma pack(1)
|
|
typedef struct _SENDCMDOUTPARAMS {
|
|
ULONG cBufferSize; // Size of bBuffer in bytes
|
|
DRIVERSTATUS DriverStatus; // Driver status structure.
|
|
UCHAR bBuffer[1]; // Buffer of arbitrary length in which to store the data read from the // drive.
|
|
} SENDCMDOUTPARAMS, *PSENDCMDOUTPARAMS, *LPSENDCMDOUTPARAMS;
|
|
#pragma pack()
|
|
|
|
|
|
#define READ_ATTRIBUTE_BUFFER_SIZE 512
|
|
#define IDENTIFY_BUFFER_SIZE 512
|
|
#define READ_THRESHOLD_BUFFER_SIZE 512
|
|
|
|
//
|
|
// Feature register defines for SMART "sub commands"
|
|
//
|
|
|
|
#define READ_ATTRIBUTES 0xD0
|
|
#define READ_THRESHOLDS 0xD1
|
|
#define ENABLE_DISABLE_AUTOSAVE 0xD2
|
|
#define SAVE_ATTRIBUTE_VALUES 0xD3
|
|
#define EXECUTE_OFFLINE_DIAGS 0xD4
|
|
#define ENABLE_SMART 0xD8
|
|
#define DISABLE_SMART 0xD9
|
|
#define RETURN_SMART_STATUS 0xDA
|
|
#endif /* _WIN32_WINNT >= 0x0400 */
|
|
|
|
|
|
// end_winioctl
|
|
|
|
//
|
|
// The following device control code is for the SIMBAD simulated bad
|
|
// sector facility. See SIMBAD.H in this directory for related structures.
|
|
//
|
|
|
|
#define IOCTL_DISK_SIMBAD CTL_CODE(IOCTL_DISK_BASE, 0x0400, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
|
|
|
|
//
|
|
// Queue link for mapped addresses stored for unmapping.
|
|
//
|
|
|
|
typedef struct _MAPPED_ADDRESS {
|
|
struct _MAPPED_ADDRESS *NextMappedAddress;
|
|
PVOID MappedAddress;
|
|
ULONG NumberOfBytes;
|
|
LARGE_INTEGER IoAddress;
|
|
ULONG BusNumber;
|
|
} MAPPED_ADDRESS, *PMAPPED_ADDRESS;
|
|
|
|
#endif // _NTDDDISK_H_
|