READ_REGISTER_BUFFER_ULONG

VOID
    READ_REGISTER_BUFFER_ULONG(
        IN PULONG  Register,
        IN PULONG  Buffer,
        IN ULONG  Count
        );

READ_REGISTER_BUFFER_ULONG reads a number of ULONG values from the specified register address into a buffer.

Parameters

Register

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

Buffer

Points to a buffer into which an array of ULONG values is read.

Count

Specifies the number of ULONG values to be read into the buffer.

Comments

The size of the buffer must be large enough to contain at least the specified number of ULONG values.

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