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Mac OS 9
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#include <ATA.h>
Data Fields | |
| UInt16 | Reserved |
| UInt8 | devNum |
| UInt8 | busNum |
CALL_NOT_IN_CARBON structure which defines the ATA bus/device ID, part of the Device 0/1 Software Guide see http://developer.apple.com/techpubs/hardware/Developer_Notes/System_Software/ATA_Device_Zero_One.pdf p 19 : Although ataPBDeviceID remains defined as a 32-bit number, drivers and applications can typecast it to the ataDeviceID structure to determine the bus number and device number for a specific ATA or ATAPI device
| UInt8 ataDeviceID::busNum |
device number (0 or 1)
| UInt8 ataDeviceID::devNum |
The upperword is reserved (0)