AtaPortConvertPhysicalAddressToUlong function (irb.h)

The AtaPortConvertPhysicalAddressToUlong routine truncates an address of type IDE_PHYSICAL_ADDRESS to a ULONG.

Note  The ATA port driver and ATA miniport driver models may be altered or unavailable in the future. Instead, we recommend using the Storport driver and Storport miniport driver models.

 

Syntax

ULONG AtaPortConvertPhysicalAddressToUlong(
  [in] IDE_PHYSICAL_ADDRESS Address
);

Parameters

[in] Address

Specifies a value of type IDE_PHYSICAL_ADDRESS.

Return value

AtaPortConvertPhysicalAddressToUlong returns the lower order part of the given IDE_PHYSICAL_ADDRESS value.

Remarks

A miniport driver must not use this routine to truncate a 64-bit physical address.

Requirements

Requirement	Value
Target Platform	Desktop
Header	irb.h (include Ata.h, Irb.h)
Library	Ataport.lib; Pciidex.lib

See also

AtaPortConvertUlongToPhysicalAddress