User Parameters - 3.0 English

DisplayPort 1.4 TX Subsystem Product Guide (PG299)

Document ID
PG299
Release Date
2022-05-04
Version
3.0 English

The following table shows the relationship between the fields in the Vivado® IDE and the user parameters (which can be viewed in the Tcl Console).

The line rate and pixel mode support in the DisplayPort 1.4 TX Subsystem is through software. Maximum pixel mode support is aligned to the lane count.

Table 1. User Parameters
Vivado IDE Parameter/Value User Parameter/Value Default Value
Mode MODE SST
PHY Data Width PHY_DATA_WIDTH 16
Video Interface VIDEO_INTERFACE AXI4-Stream
MST Streams NUM_STREAMS 1
Lane Count LANE_COUNT 4
Bits Per Color BITS_PER_COLOR 8
Enable HDCP 1.3 HDCP_ENABLE 0
Enable SDP AUDIO_ENABLE 0
Enable HDCP 2.2/2.3 HDCP22_ENABLE 0
YUV420 Support ENABLE_420 0
PPC for YUV420 Colorimetry PPC_FOR_420 4
Enable FEC INCLUDE_FEC_PORTS 0
Enable DSC ENABLE_DSC 0
Enable 8B10B decoder ENABLE_8B10B_DEC 0
Number Of Audio Channels AUDIO_CHANNELS 2
Pixel Mode PIXEL_MODE 1/2/4 (Valid only in native mode)
AUX I/O Buffer Location AUX_IO_LOC Internal
Enable eDP EDP_ENABLE 0
Link Rate LINK_RATE 8.1
Include dual splitter INCLUDE_DUAL_SPLITTER 0
The following table shows the GUI parameter combination matrix.
Table 2. TX Subsystem GUI Parameter Combination Matrix
GUI Parameter Combinations Mode = SST Mode = MST Video Interface = AXI4 Stream Video Interface = Native

Pixel Mode (Input PPC in native mode) =

Single/Dual/Quad

Pixel Mode (Input PPC in native mode) =

only Quad
Max. Lane Max. Bits per color (BPC) Max. Link YUV420 Color Format

Input PPC in AXI4-Stream mode

= 4 (when YUV420 is not supported)

= 4/8 (when YUV420 is supported)

EDP SDP including audio HDCP 1.x Encryption HDCP 2.x Encryption
Mode = SST N/A N/A 1 Yes Yes 1 Yes 1 No 3 Yes 1 Yes 1 Yes 1 Yes 1 Yes 2 Yes 1 Yes 1 Yes 1 Yes 1
Mode = MST N/A N/A Yes 1 Yes 1 No 3 Yes 2 Yes 1 Yes 1 Yes 1 No 3 Yes 2 No 3 Yes 1 No 3 No 3

Video Interface =

AXI4 Stream
Yes 1 Yes 1 N/A N/A No 3 No 3 Yes 1 Yes 1 Yes 1 Yes 1 Yes 2 Yes 1 Yes 1 Yes 1 Yes 1

Video Interface =

Native
Yes 1 Yes 1 N/A N/A Yes 1 Yes 1 Yes 1 Yes 1 Yes 1 Yes 1 No 3 Yes 1 Yes 1 Yes 1 Yes 1
Enable support for YUV420 Color Format Yes 1 No 3 Yes 1 Yes 1 Yes 1 No 3 Yes 1 Yes 1 Yes 1 N/A Yes 2 Yes 1 Yes 2 Yes 1 Yes 1
Enable EDP Yes 1 No 3 Yes 1 Yes 1 Yes 1 No 3 Yes 1 Yes 1 Yes 1 Yes 1 Yes 2 N/A Yes 1 No 3 No 3
Enable HDCP 1.x Encryption Yes 1 No 3 Yes 1 Yes 1 No 3 No 3 Yes 1 Yes 1 Yes 1 Yes 1 Yes 2 No 3 Yes 1 N/A Yes 1
Enable HDCP 2.x Encryption Yes 1 No 3 Yes 1 Yes 1 No 3 No 3 Yes 1 Yes 1 Yes 1 Yes 1 Yes 2 No 3 Yes 1 Yes 1 N/A
  1. Supported combination. You can enable or disable.
  2. Supported combination. Enabled by default. You cannot disable.
  3. Unsupported combination.