ataDrvrRegister Struct Reference

#include <ATA.h>

Data Fields
ataPBHeader *	ataPBLink
UInt16	ataPBQType
UInt8	ataPBVers
UInt8	ataPBReserved
Ptr	ataPBReserved2
ATACallbackUPP	ataPBCallbackPtr
OSErr	ataPBResult
UInt8	ataPBFunctionCode
UInt8	ataPBIOSpeed
UInt16	ataPBFlags
SInt16	ataPBReserved3
UInt32	ataPBDeviceID
UInt32	ataPBTimeOut
Ptr	ataPBClientPtr1
Ptr	ataPBClientPtr2
UInt16	ataPBState
UInt16	ataPBSemaphores
SInt32	ataPBReserved4
SInt16	ataDrvrRefNum
UInt16	ataDrvrFlags
UInt16	ataDeviceNextID
SInt16	ataDrvrLoadPriv
ATAClientUPP	ataEventHandler
SInt32	ataDrvrContext
SInt32	ataEventMask
SInt16	Reserved [14]

Detailed Description

CALL_NOT_IN_CARBON Parameter block structure for Driver Register command Manager parameter block structure

Field Documentation

ataDeviceNextID

UInt16 ataDrvrRegister::ataDeviceNextID

-->: 1 = loader driver if ataPBDeviceID = -1 {PB2}

ataDrvrContext

SInt32 ataDrvrRegister::ataDrvrContext

<->: Pointer to ATA event callback routine {PB2}

ataDrvrFlags

UInt16 ataDrvrRegister::ataDrvrFlags

<->: Driver reference number

ataDrvrLoadPriv

SInt16 ataDrvrRegister::ataDrvrLoadPriv

<–: used to specified the next drive ID

ataDrvrRefNum

SInt16 ataDrvrRegister::ataDrvrRefNum

Reserved
End of cloned common header ataPBHdr

ataEventHandler

ATAClientUPP ataDrvrRegister::ataEventHandler

Driver loader private storage

ataEventMask

SInt32 ataDrvrRegister::ataEventMask

<->: Context data saved by driver {PB2}

ataPBCallbackPtr

ATACallbackUPP ataDrvrRegister::ataPBCallbackPtr

Reserved

ataPBClientPtr1

Ptr ataDrvrRegister::ataPBClientPtr1

-->: Transaction timeout value in msec

ataPBClientPtr2

Ptr ataDrvrRegister::ataPBClientPtr2

Client's storage Ptr 1

ataPBDeviceID

UInt32 ataDrvrRegister::ataPBDeviceID

Reserved

ataPBFlags

UInt16 ataDrvrRegister::ataPBFlags

-->: I/O Timing Class

ataPBFunctionCode

UInt8 ataDrvrRegister::ataPBFunctionCode

<–: Returned result

ataPBIOSpeed

UInt8 ataDrvrRegister::ataPBIOSpeed

-->: Manager Function Code

ataPBLink

ataPBHeader* ataDrvrRegister::ataPBLink

Start of cloned common header ataPBHdr

ataPBQType

UInt16 ataDrvrRegister::ataPBQType

a pointer to the next entry in the queue

ataPBReserved

UInt8 ataDrvrRegister::ataPBReserved

-->: parameter block version number; Must be 0x01

ataPBReserved2

Ptr ataDrvrRegister::ataPBReserved2

Reserved

ataPBReserved3

SInt16 ataDrvrRegister::ataPBReserved3

-->: Various control options

ataPBReserved4

SInt32 ataDrvrRegister::ataPBReserved4

Used internally by the manager

ataPBResult

OSErr ataDrvrRegister::ataPBResult

-->: Completion Routine Pointer

ataPBSemaphores

UInt16 ataDrvrRegister::ataPBSemaphores

Reserved for Manager; Initialize to 0

ataPBState

UInt16 ataDrvrRegister::ataPBState

Client's storage Ptr 2

ataPBTimeOut

UInt32 ataDrvrRegister::ataPBTimeOut

-->: Device identifier (see ataDeviceID)

ataPBVers

UInt8 ataDrvrRegister::ataPBVers

type byte for safety check

Reserved

SInt16 ataDrvrRegister::Reserved[14]

<->: Set to 1 for notification of event {PB2}

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The documentation for this struct was generated from the following file:

• ATA.h