Released
Datasheet
PM73487 QRT
PMC-Sierra, Inc.
PMC-980618
Issue 3
622 Mbps ATM Traffic Management Device
8.3.1.2 RX_SC_STATE (Internal Structure)
Offset: 40h (100h 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
RAM is not present in these bit locations.
Not present
(31:16)
RX_SC_STATE
(15)
Current per-congestion state. Initialize to 0h.
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.
8.3.1.3 RX_SC_CUR_CHAN (Internal Structure)
Offset: 80h (200h 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
RAM is not present in these bit locations.
Not present
(31:16)
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 0000h.
8.3.1.4 RX_SC_PREV_CHAN (Internal Structure)
Offset: C0h (300h 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
RAM is not present in these bit locations.
Not present
(31:16)
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 0000h.
157
PMC [ PMC-SIERRA, INC ]
