Released
Datasheet
PM73487 QRT
PMC-Sierra, Inc.
PMC-980618
Issue 3
622 Mbps ATM Traffic Management Device
(Continued)
Field (Bits)
Description
TX_CH_RESEQ_TYPE
(7:6)
Initialize to the proper setting.
11
10
01
00
Reserved.
Reserved.
Supports resequencing of up to two cells, allowing a 155 Mbps VC.
No resequencing, allowing a 78 Mbps VC.
The routing table at the other end of the connection must support the same resequencing
mode for unicast connections.
This field must be set to 00 for multicast connections.
Not used
(5)
Write with a 0 to maintain software compatibility with future versions.
TX_CH_UC_VO
(4:0)
The transmit UTOPIA level 2 address of the PHY interface for unicast cells. For multi-
cast connections, this is the VO to use for VO congestion management. VO congestion
management indicates only the unicast cells bound for that VO.
9.3.1.8 TX_NEW_VPI_RESEQ_PTR
Address: Bh (2Ch byte)
Type: Read/Write
Format: Refer to the following tables.
If TX_CH_SERVICE_CLASS(3) = 0 (Unicast)
Field (Bits)
Description
TX_CH_VPI_TRANS
(31)
Indicates the VPI is to be translated. Initialize to the proper setting.
Not used
(30:28)
Write with a 0 to maintain software compatibility with future versions.
The VPI value to be used. Initialize to the proper setting.
TX_CH_NEW_VPI
(27:16)
Not used
(15:0)
Write with a 0 to maintain software compatibility with future versions.
If TX__CH_SERVICE_CLASS(3) = 1 (Multicast)
Description
Field (Bits)
TX_CH_MC_VO
(31:27)
The transmit UTOPIA Level 2 address of the PHY interface for the first multicast cell
in this linked list. Initialize to the proper setting.
Not used
(26:17)
Write with a 0 to maintain software compatibility with future versions.
TX_CH_REPLICATE_CELL
(16)
1
0
Make another copy of this cell.
Do not make another copy of this cell.
TX_CH_NEXT_MC_HEADER_PT Index to the next translation field. Initialize to the proper setting.
R
(15:0)
190
PMC [ PMC-SIERRA, INC ]
