READ_REGISTER_ULONG routine

The READ_REGISTER_ULONG routine reads a ULONG value from the specified register address.

Syntax


ULONG READ_REGISTER_ULONG(
  _In_  PULONG Register
);

Parameters

Register [in]

Pointer to the register address, which must be a mapped range in memory space.

Return value

READ_REGISTER_ULONG returns the ULONG value read from the specified register address.

Remarks

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

Requirements

Version

Available starting with Windows 2000.

Header

Wdm.h (include Wdm.h, Ntddk.h, or Ntifs.h)

Library

Ntoskrnl.lib

IRQL

Any level (see Remarks section)

 

 

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