PP0_STENCIL_CLEAR_VALUE (GPU) Register - UG1087

Zynq UltraScale+ Devices Register Reference (UG1087)

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

PP0_STENCIL_CLEAR_VALUE (GPU) Register Description

Register NamePP0_STENCIL_CLEAR_VALUE
Offset Address0x0000008014
Absolute Address 0x00FD4B8014 (GPU)
Width32
TyperwNormal read/write
Reset Value0x00000000
DescriptionStencil Clear Value Register

PP0_STENCIL_CLEAR_VALUE (GPU) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
Reserved31:8rwNormal read/write0x0Reserved, write as zero, read undefined.
STENCIL_CLEAR_VALUE 7:0rwNormal read/write0x0The 8-bit stencil value of the stencil tile buffer is logically cleared whenever
processing of a new tile starts. If you do not want the stencil tile buffer to be
cleared, the content of the stencil tile buffer can be pre-loaded by using a
textured quad and stencil replacement technique. For more information see the
explanation of subword 3 in Render state word data structures on page 3-132.
See also Table 3-231 on page 3-181 and the corresponding description of texel
format value 50.