10. Registers > Lane Status Registers
CPS-1848 User Manual
272
June 2, 2014
Formal Status
This document is confidential and is subject to an NDA.
Integrated Device Technology
10.8.5
Lane {0..47} Status 2 CSR
For base address information, see
.
This register controls transmitter emphasis values which are a part of IDLE2 signal quality optimization.
Control of transmitter emphasis values using IDLE2 is not supported.
Register Name: LANE_{0..47}_STATUS_2_CSR
Reset Value: 0x0000_0000
Register Offset: 0x (0x20 * lane_num)
Bits
0
1
2
3
4
5
6
7
00:07
Reserved
NEG1_ON_PRE
08:15
NEG1_ON_
PRE
Reserved
POS1_ON_PRE
16:23
POS1_ON_
PRE
Reserved
NEG1_ON_RST
24:31
Reserved
POS1_ON_RST
Bits
Name
Description
Type
Reset
Value
0:3
Reserved
Reserved
RO
0
4:8
NEG1_ON_PRE
Value to set the -1 (pre) tap to when a preset pre-emphasis
command in an IDLE2 sequence is received.
RW
0
9:10
Reserved
Reserved
RO
0
11:16
POS1_ON_PRE
Value to set the +1 (post) tap to when a preset pre-emphasis
command in an IDLE2 sequence is received.
RW
0
17:18
Reserved
Reserved
RO
0
19:23
NEG1_ON_RST
Value to set the -1 (pre) tap to when a reset pre-emphasis
command in an IDLE2 sequence is received.
RW
0
24:25
Reserved
Reserved
RO
0
26:31
POS1_ON_RST
Value to set the +1 (post) tap to when a reset pre-emphasis
command in an IDLE2 sequence is received.
RW
0