VSC6134
Datasheet
3.4
Line Overhead Generator Registers
The line overhead (LOH) generator registers and configuration bits are described in the following
tables.
3.4.1
TX LOH Generator General Configuration Register
Address:
0x7EC: Add Path
0xFEC: Drop Path
0x0000
Register Reset Value:
Table 136. TX LOH Generator General Configuration Register
Reset
Value
Bit
Name
Access
Description
15
TX_K1K2_INSRT
R/W
K1 and K2[7:3] insertion control.
0: K1 and K2[7:3] bytes are passed through.
1: K1 and K2[7:3] bytes are inserted from
TX_K1K2BYTE[15:3].
0
14
13
12
TX_K2MD_INSRT
TX_K2MD_AUTO
RDI_SF_EN
R/W
R/W
R/W
K2 mode bits insertion control.
0: K2[2:0] bits are passed through.
1: K2[2:0] bits are inserted from TX_K1K2BYTE[2:0].
0
0
0
K2 mode bits automatic RDI-L insertion control.
0: Automatic RDI-L insertion is disabled.
1: Automatic RDI-L insertion is enabled.
RDI-L signal fail enable.
0: A detected opposite path signal fail condition does not
cause the same path RDI-L transmission.
1: A detected opposite path Signal Fail condition causes
the same path RDI-L transmission if TX_K2MD_AUTO is
set.
11
10
9
RDI_LOS_EN
RDI_LOF_EN
RDI_TIM_EN
R/W
R/W
R/W
RDI-L loss-of-signal enable.
0
0
0
0: A detected opposite path loss-of-signal condition does
not cause the same path RDI-L transmission.
1: A detected opposite path loss-of-signal condition causes
the same path RDI-L transmission if TX_K2MD_AUTO is
set.
RDI-L loss-of-frame enable.
0: A detected opposite path loss-of-frame condition does
not cause same path RDI-L transmission.
1: A detected opposite path loss-of-frame condition causes
the same path RDI-L transmission if TX_K2MD_AUTO is
set.
RDI-L section trace identifier mismatch enable.
0: A detected opposite path trace-identifier-mismatch
condition does not cause the same path
RDI-L transmission.
1: A detected opposite path trace-identifier-mismatch
condition causes the same path RDI-L transmission if
TX_K2MD_AUTO is set.
245 of 438
VMDS-10185 Revision 4.0
July 2006
VITESSE [ VITESSE SEMICONDUCTOR CORPORATION ]
