
PM73487 QRT
PMC-Sierra, Inc.
PMC-980618
Issue 3
622 Mbps ATMTraffic Management Device
Released
Datasheet
157
8.3.1.2
RX_SC_STATE (Internal Structure)
Offset: 40
h
(100
h
byte)
Type: Read/Write – Do not write while SW_RESET (refer to
“SW_RESET” on
page 101
) is deasserted.
Format: Refer to the following table.
8.3.1.3
RX_SC_CUR_CHAN (Internal Structure)
Offset: 80
h
(200
h
byte)
Type: Read/Write – Do not write while SW_RESET (refer to
“SW_RESET” on
page 101
) is deasserted.
Format: Refer to the following table.
8.3.1.4
RX_SC_PREV_CHAN (Internal Structure)
Offset: C0
h
(300
h
byte)
Type: Read/Write – Do not write while SW_RESET (refer to
“SW_RESET” on
page 101
) is deasserted.
Format: Refer to the following table.
Field (Bits)
Description
Not present
(31:16)
RAM is not present in these bit locations.
RX_SC_STATE
(15)
Current per-congestion state. Initialize to 0
h
.
RX_SC_CUR_QD
(14:0)
Current per-SCQ depth. Initialize to 0. This count includes both unicast and multicast
cells, as well as those cells in the resequence buffers.
Field (Bits)
Description
Not present
(31:16)
RAM is not present in these bit locations.
Not used
(15:14)
Write with a 0 to maintain software compatibility with future versions.
RX_SC_CUR_CHAN
(13:0)
Points to the channel that is currently being serviced or that was just serviced by the
round-robin service. Initialize to 0000
h
.
Field (Bits)
Description
Not present
(31:16)
RAM is not present in these bit locations.
Not used
(15:14)
Write with a 0 to maintain software compatibility with future versions.
RX_SC_PREV_CHAN
(13:0)
Points to the channel that was just served before the current channel in the round-robin
service. Initialize to 0000
h
.