GSPGPU:WriteHWRegsWithMask: Difference between revisions

From 3dbrew
Jump to navigation Jump to search
ElementW (talk | contribs)
Fix reponse section saying "request"
Kynex7510 (talk | contribs)
m Fix formatting
 
Line 11: Line 11:
{{IPC/Request|Response}}
{{IPC/Request|Response}}
{{IPC/RequestHeader|0x0002|2|0}}
{{IPC/RequestHeader|0x0002|2|0}}
{{IPC/RequestEntry|Header code}}
{{IPC/RequestEntry|Result code}}
{{IPC/RequestEntry|Result code}}
{{IPC/RequestEnd}}
{{IPC/RequestEnd}}

Latest revision as of 16:48, 15 December 2024

Request

Request Word Description
0
Header 0x00020084 Cmd 0x0002 Param 2 Xlat 4
1 GPU address based at 0x1EB00000, must be word-aligned
2 Size, must be <=0x80 and word-aligned
3 Descriptor for static buffer (id 0)
4 Data pointer
5 Descriptor for static buffer (id 1)
6 Mask data pointer

Response

Response Word Description
0
Header 0x00020080 Cmd 0x0002 Param 2 Xlat 0
1 Result code

Description

The GPU register offset must be <0x420000. GPU register = (register & ~maskword) | (data & maskword).