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Created page with "=Request= {| class="wikitable" border="1" |- ! Index Word ! Description |- | 0 | Header code [0x00020084] |- | 1 | GPU address based at 0x1EB00000, must be word-aligned |- ..."
=Request=
{| class="wikitable" border="1"
|-
! Index Word
! Description
|-
| 0
| Header code [0x00020084]
|-
| 1
| [[GPU]] address based at 0x1EB00000, must be word-aligned
|-
| 2
| Size, must be <=0x80 and word-aligned
|-
| 3
| (DataSize<<14) <nowiki>|</nowiki> 2
|-
| 4
| Data pointer
|-
| 5
| (MaskDataSize<<14) <nowiki>|</nowiki> 0x402
|-
| 6
| Mask data pointer
|}
=Response=
{| class="wikitable" border="1"
|-
! Index Word
! Description
|-
| 0
| Header code
|-
| 1
| Result code
|}
=Description=
The GPU register offset must be <0x420000. GPU register = (register & ~maskword) | (data & maskword).
{| class="wikitable" border="1"
|-
! Index Word
! Description
|-
| 0
| Header code [0x00020084]
|-
| 1
| [[GPU]] address based at 0x1EB00000, must be word-aligned
|-
| 2
| Size, must be <=0x80 and word-aligned
|-
| 3
| (DataSize<<14) <nowiki>|</nowiki> 2
|-
| 4
| Data pointer
|-
| 5
| (MaskDataSize<<14) <nowiki>|</nowiki> 0x402
|-
| 6
| Mask data pointer
|}
=Response=
{| class="wikitable" border="1"
|-
! Index Word
! Description
|-
| 0
| Header code
|-
| 1
| Result code
|}
=Description=
The GPU register offset must be <0x420000. GPU register = (register & ~maskword) | (data & maskword).