
Bit Bit Name Function
23
Unused
22:21 PHY_SINK_TEST_LANE_
SEL
Specifies the lane that is being tested, when PHY_SINK_
TEST_LANE_EN is 1,
• 00 = Lane 0
• 01 = Lane 1
• 10 = Lane 2
• 11 = Lane 3
20 PHY_SINK_TEST_LANE_
EN
Writing this bit at 1 enables single lane PHY test, Write 0
to disable single lane PHY test.
19
RST3
Writing this bit at 1 resets the lane 3 bit-error counter in
register DPRX_BER_CNT1. Always reads as 0.
18
RST2
Writing this bit at 1 resets the lane 2 bit-error counter in
register DPRX_BER_CNT1. Always reads as 0.
17
RST1
Writing this bit at 1 resets lane 1 bit-error counter in
register DPRX_BER_CNT0. Always reads as 0.
16
RST0
Writing this bit at 1 resets lane 0 bit-error counter in
register DPRX_BER_CNT0. Always reads as 0.
15:14 Unused
13:11
PATT3
Pattern selection for lane 3:
• 000 = No test pattern (normal mode)
• 011 = PRBS7
• 101 = HBR2Compliance EYE pattern
10:8
PATT2
Pattern selection for lane 2:
• 000 = No test pattern (normal mode)
• 011 = PRBS7
• 101 = HBR2 Compliance EYE pattern
7:5
PATT1
Pattern selection for lane 1:
• 000 = No test pattern (normal mode)
• 011 = PRBS7
• 101 = HBR2 Compliance EYE pattern
4:2
PATT0
Pattern selection for lane 0:
• 000 = No test pattern (normal mode)
• 011 = PRBS7
• 101 = HBR2 Compliance EYE pattern
10-6
DPRX_BER_CONTROL
UG-01131
2015.05.04
Altera Corporation
DisplayPort Sink Register Map and DPCD Locations
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