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| sint8_t peripheral_id; // @0 If not *_IS_RAM set, this must be < 0x1E. | | sint8_t peripheral_id; // @0 If not *_IS_RAM set, this must be < 0x1E. |
| uint8_t allowed_burst_sizes; // @1 Accepted values: 4, 8, 4|8 = 12, 1|2|4|8 = 15 | | uint8_t allowed_burst_sizes; // @1 Accepted values: 4, 8, 4|8 = 12, 1|2|4|8 = 15 |
− | sint16_t max_burst_total; // @2 Burst length * burst size | + | sint16_t gather_granule_size; // @2 |
− | sint16_t transfer_size?; // @4 Must not be 0 if peripheral_id == 0xFF. | + | sint16_t gather_stride; // @4 Has to be >= 0, must not be 0 if peripheral_id == 0xFF. |
− | sint16_t unk4; // @6 | + | sint16_t scatter_granule_size; // @6 |
− | sint16_t transfer_stride?; // @8 | + | sint16_t scatter_stride; // @8 Can be negative. |
| } | | } |
| | | |
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| .peripheral_id = 0xFF, | | .peripheral_id = 0xFF, |
| .allowed_burst_sizes = 1 | 2 | 4 | 8, | | .allowed_burst_sizes = 1 | 2 | 4 | 8, |
− | .max_burst_total = 0x80, | + | .gather_granule_size = 0x80, |
− | .transfer_size? = 0, | + | .gather_stride = 0, |
− | .unk4 = 0x80, | + | .scatter_granule_size = 0x80, |
− | .transfer_stride? = 0, | + | .scatter_stride = 0, |
| | | |
| If SHALL_BLOCK is set, the thread will sleep until the DMA engine is ready. If not set, the SVC will return 0xD04007F0 if the DMA channel is busy. | | If SHALL_BLOCK is set, the thread will sleep until the DMA engine is ready. If not set, the SVC will return 0xD04007F0 if the DMA channel is busy. |