READ_REGISTER_UCHAR function

The READ_REGISTER_UCHAR routine reads a byte from the specified register address.

Syntax

NTKERNELAPI UCHAR READ_REGISTER_UCHAR(
  UCHAR *Register
);

Parameters

Register

Return Value

READ_REGISTER_UCHAR returns the byte read from the specified register address.

Remarks

Callers of READ_REGISTER_UCHAR can be running at any IRQL, assuming the Register is resident, mapped device memory.

Requirements

   
Windows version Available starting with Windows 2000.
Target Platform Universal
Header wdm.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)