High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface

Datasheet

14.5.4.26Buffer Manager Interrupt Mask Register (BM_IMR)

Register #:

1C20h

Size:

32 bits

This register contains the Buffer Manager interrupt mask, which masks the interrupts in the Buffer Manager Interrupt Pending Register (BM_IPR). All Buffer Manager interrupts are masked by setting the Interrupt Mask bit. Clearing this bit will unmask the interrupts. Refer to Chapter 5, "System Interrupts," on page 49 for more information.

BITS

DESCRIPTION

TYPE

DEFAULT

 

 

 

 

31:1

RESERVED

RO

-

 

 

 

 

0

Interrupt Mask

R/W

1b

 

When set, this bit masks interrupts from the Buffer Manager. The status bits

 

 

 

in the Buffer Manager Interrupt Pending Register (BM_IPR) are not affected.

 

 

 

 

 

 

SMSC LAN9312

437

Revision 1.4 (08-19-08)

 

DATASHEET