WriteIoSpace64 function (wdbgexts.h)
The WriteIoSpace64 function writes to the system I/O locations.
Syntax
void WriteIoSpace64(
ULONG64 address,
ULONG data,
PULONG size
);
Parameters
address
Specifies the I/O address to write to.
data
Specifies the address of a variable that holds the data to write. This must be at least the number of bytes contained in size.
size
Specifies the address of a variable that contains the number of bytes to write. Size must be 1, 2, or 4. After the data is written, size will contain the number of bytes actually written.
Return value
None
Remarks
If you are writing 32-bit code, you should use WriteIoSpace instead. See 32-Bit Pointers and 64-Bit Pointers for details.
For a WdbgExts extension, include wdbgexts.h. For a DbgEng extension, include wdbgexts.h before dbgeng.h. See Writing DbgEng Extension Code for details.
Requirements
Requirement | Value |
---|---|
Target Platform | Desktop |
Header | wdbgexts.h (include Wdbgexts.h, Dbgeng.h) |