AV_BUF_GRAPHICS_COMP0_SCALE_FACTOR (DISPLAY_PORT) Register

Zynq UltraScale+ Devices Register Reference (UG1087)

Document ID
UG1087
Release Date
2024-03-13
Revision
1.10

AV_BUF_GRAPHICS_COMP0_SCALE_FACTOR (DISPLAY_PORT) Register Description

Register NameAV_BUF_GRAPHICS_COMP0_SCALE_FACTOR
Offset Address0x000000B200
Absolute Address 0x00FD4AB200 (DISPLAY_PORT)
Width32
TypemixedMixed types. See bit-field details.
Reset Value0x00010101
DescriptionScaling factor for graphics for component 0
For 4-bits, scale factor will be 16/15*2^16 = 0x11111
For 5-bits, scale factor will be 32/31*2^16 = 0x10842
For 6-bits, scale factor will be 64/63*2^16 = 0x10410.
For 8-bits, scale factor will be 256/255*2^16 = 0x10101
For 10-bits, scale factor will be 1024/1023*2^16 = 0x10040
For BPC =12, no scaling is done. This register is unused and can be default

AV_BUF_GRAPHICS_COMP0_SCALE_FACTOR (DISPLAY_PORT) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
Reserved31:17razRead as zero0x0
GRAPHICS_SCALE_FACTOR016:0rwNormal read/write0x10101Assuming number of bits = 8