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Request
| 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) | 2
|
| 4
|
Data pointer
|
| 5
|
(MaskDataSize<<14) | 0x402
|
| 6
|
Mask data pointer
|
Response
| Index Word
|
Description
|
| 0
|
Header code
|
| 1
|
Result code
|
Description
The GPU register offset must be <0x420000. GPU register = (register & ~maskword) | (data & maskword).