46 lines
3.5 KiB
Plaintext
46 lines
3.5 KiB
Plaintext
Field Name Bits Default Description
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NUM_MULTIWRITES 6:5 0x0 A quad is replicated and written to this
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many buffers.
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POSSIBLE VALUES:
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00 - 1 buffer. This is the only mode where the cb processes the end of packet command.
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01 - 2 buffers
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02 - 3 buffers
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03 - 4 buffers
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CLRCMP_FLIPE_ENABLE 7 0x0 Enables equivalent of rage128
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CMP_EQ_FLIP color compare mode.
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This is used to ensure 3D data does not
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get chromakeyed away by logic in the
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backend.
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POSSIBLE VALUES:
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00 - Disable color compare.
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01 - Enable color compare.
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AA_COMPRESSION_ENABLE 9 none Enables AA color compression. Cmask
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must also be enabled when aa
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compression is enabled. The cache must
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be empty before this is changed.
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POSSIBLE VALUES:
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00 - Disable AA compression
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01 - Enable AA compression
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CMASK_ENABLE 10 none Enables use of the cmask ram. The cache
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must be empty before this is changed.
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POSSIBLE VALUES:
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00 - Disable
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01 - Enable
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INDEPENDENT_COLOR_CHANNEL_MASK_ENABLE 12 0x0 Enables indepedent color channel masks
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for the MRTs. Disabling this feature will
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cause all the MRTs to use color channel
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mask 0.
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POSSIBLE VALUES:
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00 - Disable
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01 - Enable
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WRITE_COMPRESSION_DISABLE 13 none Disables write compression.
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POSSIBLE VALUES:
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00 - Enable write compression
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01 - Disable write compression
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INDEPENDENT_COLORFORMAT_ENABLE 14 0x0 Enables independent color format for the
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MRTs. Disabling this feature will cause
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all the MRTs to use color format 0.
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POSSIBLE VALUES:
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00 - Disable
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01 - Enable
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