IBM3229P2035
Advance
IBM Packet Routing Switch Serial Interface Converter
Bits/
Word
Bits/
Bytes
Name
IBFC
Description
In Band Flow Control (Out of Band Flow Control is default)
1
OQG and SMG information are carried in the packet header of each egress
packet. On ingress the in band TxPause is extracted from the packet qualifier
and provided to the egress FIFO flow control mechanism to control the IBM
28.4 G Packet Routing Switch SND_GRANT interface line.
23
7
0
Out of Band Flow control (also used for switch loopback)
Select the plane in service in case Forcepath bit 21 is enabled.
22
21
6
5
SelectX/Y
Forcepath
0
1
X in service
Y in service.
1
0
Force plane in use through this register bit 22. Otherwise it is through Inser-
vice lines
Normal operation
Senses in which backplane slot the converter is plugged. It is directly mapped to
Slot_IDn[4:0]
20-16
15-14
4-0
7-6
SlotID
0
1
Corresponding bit is asserted
Correspinding bit is deasserted
Switch_Y Clock selector:
11
10
01
00
Normal: selects Switch Fabric Y clock for Switch Y interface
Selects external TEST_CLK oscillator for switch Y interface
Selects external MP_CLK oscillator for switch Y interface
SWY_TC_source_enb_l[1:0]
Selects Force Clock ‘1’ for switch interface Y (may be used for clock miss
detection)
13-11
10
5-3
2
Unused
1
0
Validates TxData on egress PE interface
Normal operation
DisableTXenable
ResetPE
9
1
Unused
1
0
Reset PE interface and all Registers, except this one. Does not reset Micro-
processor front end, PLL register, or reset register
8
0
Normal operation
1
0
Normal operation
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
YDASLDREn
XDASLDrEn
YM3Reset
XM3Reset
YDASLReset
XDASLReset
YReset
Y path DASL Driver Enable. Same result as interface line DASL_DRV_ENB
1
0
Normal operation
X path DASL Driver Enable. Same result as interface line DASL_DRV_ENB
1
0
M3 reset SDC Path Y Reset
Normal operation
1
0
M3 reset SDC Path X Reset
Normal operation
1
0
DASL Path Y Reset
Normal operation
1
0
DASL Path X Reset
Normal operation
1
0
Reset Path Y
Normal operation
1
0
Reset Path X
Xreset
Normal operation
prssi.02.fm
Converter Configuration Table Registers
Page 99 of 154
March 1, 2001
IBM [ IBM ]
