AtaPortWritePortBufferUchar function (irb.h)
The AtaPortWritePortBufferUchar routine transfers the indicated number of unsigned bytes from a buffer to the HBA.
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
void AtaPortWritePortBufferUchar(
[in] PUCHAR Port,
[in] PUCHAR Buffer,
[in] ULONG Count
);
Parameters
[in] Port
Pointer to the I/O port. The address value that is assigned to this parameter must be within the range of mapped I/O space addresses that are obtained by a call to AtaPortGetDeviceBase.
[in] Buffer
A pointer to the source buffer.
[in] Count
Specifies the number of UCHAR values to write to the HBA.
Return value
None
Requirements
| Requirement | Value |
|---|---|
| Target Platform | Desktop |
| Header | irb.h (include Ata.h, Irb.h) |
| Library | Ataport.lib; Pciidex.lib |