Interrupt Status Bits

BBA interrupt status fields More...

Macros
#define	RT_INT_PCIERR   0x8000
	PCI Bus error.
#define	RT_INT_TIMEOUT   0x4000
	Set when TCTR reaches TimerInt value.
#define	RT_INT_RXFIFO_OVERFLOW   0x0040
	Rx FIFO overflow.
#define	RT_INT_RXFIFO_UNDERRUN   0x0020
	Packet underrun / link change.
#define	RT_INT_LINK_CHANGE   0x0020
	Packet underrun / link change.
#define	RT_INT_RXBUF_OVERFLOW   0x0010
	Rx BUFFER overflow.
#define	RT_INT_TX_ERR   0x0008
	Tx error.
#define	RT_INT_TX_OK   0x0004
	Tx OK.
#define	RT_INT_RX_ERR   0x0002
	Rx error.
#define	RT_INT_RX_OK   0x0001
	Rx OK.
#define	RT_INT_RX_ACK   (RT_INT_RXFIFO_OVERFLOW | RT_INT_RXBUF_OVERFLOW | RT_INT_RX_OK)
	Composite RX bits we check for while doing an RX interrupt.

Detailed Description

BBA interrupt status fields

Macro Definition Documentation

RT_INT_LINK_CHANGE

#define RT_INT_LINK_CHANGE   0x0020

Packet underrun / link change.

RT_INT_PCIERR

#define RT_INT_PCIERR   0x8000

PCI Bus error.

RT_INT_RX_ACK

#define RT_INT_RX_ACK   (RT_INT_RXFIFO_OVERFLOW | RT_INT_RXBUF_OVERFLOW | RT_INT_RX_OK)

Composite RX bits we check for while doing an RX interrupt.

RT_INT_RX_ERR

#define RT_INT_RX_ERR   0x0002

Rx error.

RT_INT_RX_OK

#define RT_INT_RX_OK   0x0001

Rx OK.

RT_INT_RXBUF_OVERFLOW

#define RT_INT_RXBUF_OVERFLOW   0x0010

Rx BUFFER overflow.

RT_INT_RXFIFO_OVERFLOW

#define RT_INT_RXFIFO_OVERFLOW   0x0040

Rx FIFO overflow.

RT_INT_RXFIFO_UNDERRUN

#define RT_INT_RXFIFO_UNDERRUN   0x0020

Packet underrun / link change.

RT_INT_TIMEOUT

#define RT_INT_TIMEOUT   0x4000

Set when TCTR reaches TimerInt value.

RT_INT_TX_ERR

#define RT_INT_TX_ERR   0x0008

Tx error.

RT_INT_TX_OK

#define RT_INT_TX_OK   0x0004

Tx OK.