DSP:ReadPipeIfPossible
Request
| Index Word | Description |
|---|---|
| 0 | Header code [0x001000c0] |
| 1 | chan (0 - 7 0:Debug from DSP 1:P-DMA 2:audio 3:binary 4-7: free ?) |
| 2 | direction? (0 = from DSP 1 = from ARM ??? ) |
| 3 | ?size? (halfword) |
0x100 byte after the Request header
| Index Word | Description |
|---|---|
| 0 | (size <<14) | 0x2 |
| 1 | buffer |
Response
| Index Word | Description |
|---|---|
| 0 | Header code |
| 1 | Resultcode |
| 2 | sizeread? (hword) |