WRITE_REGISTER_UCHAR function (miniport.h)
The WRITE_REGISTER_UCHAR routine writes a byte to the specified address.
Syntax
void WRITE_REGISTER_UCHAR(
[in] volatile UCHAR *Register,
[in] UCHAR Value
);
Parameters
[in] Register
Pointer to the register, which must be a mapped range in memory space.
[in] Value
Specifies a byte to be written to the register.
Return value
None
Remarks
Callers of WRITE_REGISTER_UCHAR can be running at any IRQL, assuming the Register is resident, mapped device memory.
Requirements
Requirement | Value |
---|---|
Minimum supported client | Available starting with Windows 2000. |
Target Platform | Universal |
Header | miniport.h (include Wdm.h, Ntddk.h, Ntifs.h, Ioaccess.h, Miniport.h, Wudfwdm.h) |
Library | NtosKrnl.lib |
DLL | NtosKrnl.exe |
IRQL | Any level (see Remarks section) |