SPRUI30H November 2015 – May 2024 DRA745 , DRA746 , DRA750 , DRA756
Table 16-52 summarizes the configuration for each of the EDMA channel controllers present on the SoC.
Parameter | SYS_EDMA CC Configuration | DSPx_EDMA CC Configuration | EVEx_EDMA CC Configuration |
---|---|---|---|
Number of DMA channels (NUM_DMACH) | 64 | 64 | 16 |
Number of QDMA channels (NUM_QDMACH) | 8 | 8 | 8 |
Number of interrupt channels (NUM_INTCH) | 64 | 64 | 16 |
Number of PaRAM set entries (NUM_PARAMENTRY) | 512 | 128 | 128 |
Number of event queues (NUM_EVQUE) | 2 | 2 | 2 |
Number of transfer controllers (NUM_TC) | 2 | 2 | 2 |
Memory protection existence (MPEXIST) | Yes | Yes | Yes |
Number of memory protection and shadow regions (NUM_REGIONS) | 8 | 8 | 8 |
Channel mapping existence (CHMAPEXIST) | Yes | Yes | Yes |
Table 16-53 summarizes the configuration of each of the EDMA transfer controllers present on the SoC.
Parameter | SYS_EDMA TC0 / TC1 Configuration | DSPx_EDMA TC0 / TC1 Configuration | EVEx_EDMA TC0 / TC1 Configuration |
---|---|---|---|
Data FIFO size (FIFOSIZE) | 1024 bytes | 2048 bytes | 2048 bytes |
Bus width (BUSBYTE) | 16 bytes | 16 bytes | 16 bytes |
Number of destination FIFO register sets (DSTREGDEPTH) | 4 entries | 4 entries | 4 entries |
Default burst size (DBS) | Defined by CTRL_CORE_CONTROL_ IO_1 register | Defined by DSP_SYS_BUS_CONFIG register | Defined by EVE_BUS_CONFIG register |