
PMC-Sierra, Inc.
PM73488 QSE
L
PMC-980616
Issue 3
5 Gbit/s ATMSwitch Fabric Element
Released
Datasheet
105
9.3.23
INTERRUPT_STATUS_REGISTER
Address: 81
h
Type: Read only
Format: Refer to the following table.
This register can be used to check status in polled mode even if interrupts are disabled in the CONTROL_REGISTER
(refer to
section “9.3.22 CONTROL_REGISTER” on page 103
).
9.3.24
MULTICAST_AGGREGATE_OUTPUT_AND_INPUT_MODES
Address: 82
h
Type: Read/Write
Note: Also called multicast gang mode register
Format: Refer to the following table.
Field (Bits)
Description
Not used
(7:4)
Driven with a 0. Mask on reads to maintain compatibility with future versions.
CSTART_OUT_OF_LOCK
(4)
CELL_START out-of-lock interrupt is enabled and CELL_START out-of-
lock latch is on.
PARITY_ERROR
(3)
An input in which PARITY_ERROR_INT_MASK (refer to
section “9.3.15
PARITY_ERROR_INT_MASK” on page 100
) is enabled has a latched parity
error.
INPUT_PORT_FAIL
(2)
An enabled input has a latched SE_INPUT_PORT_FAIL_LATCH (refer to
section “9.3.17 SE_INPUT_PORT_FAIL_LATCH” on page 102
).
BP_ACK_FAIL
(1)
An enabled output has a latched BP_ACK_FAIL_LATCH (refer to section
“9.3.21 BP_REMOTE_FAIL_LATCH” on page 103).
BP_REMOTE_FAIL
(0)
An enabled output has a latched BP_REMOTE_FAIL_LATCH (refer to
section “9.3.21 BP_REMOTE_FAIL_LATCH” on page 103
).
Field (Bits)
Description
Not used
(7)
Write with a 0 to maintain future software compatibility.