Difference between revisions of "GSPGPU:ReadHWRegs"

From 3dbrew
Jump to navigation Jump to search
(Created page with "=Request= {| class="wikitable" border="1" |- ! Index Word ! Description |- | 0 | Header code [0x00040080] |- | 1 | GPU address based at 0x1EB00000, must be word-aligned |- ...")
 
Line 13: Line 13:
 
| 2
 
| 2
 
| Size, must be <=0x80 and word-aligned
 
| Size, must be <=0x80 and word-aligned
 +
|}
 +
 +
The following is located 0x100-bytes after the beginning of the above command buffer:
 +
{| class="wikitable" border="1"
 +
|-
 +
!  Index Word
 +
!  Description
 +
|-
 +
| 0
 +
| (Size<<14)  <nowiki>|</nowiki> 2
 +
|-
 +
| 1
 +
| Output buffer address
 
|}
 
|}
  

Revision as of 18:06, 1 June 2014

Request

Index Word Description
0 Header code [0x00040080]
1 GPU address based at 0x1EB00000, must be word-aligned
2 Size, must be <=0x80 and word-aligned

The following is located 0x100-bytes after the beginning of the above command buffer:

Index Word Description
0 (Size<<14) | 2
1 Output buffer address

Response

Index Word Description
0 Header code
1 Result code
2 (Size<<14) | 2
3 Output data pointer

Description

The GPU register offset must be <0x420000.