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Description of IP core enabled,
standard descriptor 128bit no response port After initiating transfer by writing descriptor control bit 1) MSGDMA been software reset 2) Read CSR status value - 0x10 (FIFO empty) 3) csr control register value - 0x10 (Interrupt enable) 4) slave descriptor Control set to - 80ff6000 (Go Bit | Transfer complete IRQ + bits16-23enabled) After transfer starts csr status value changes from 0x10 to 0x11 saying it is busy however transfer doesn't complete and even csr read fill level - 0x0 csr response fill level - 0x0 Destination and source address atleast 8bytes (double word) alignedCopy size is also is around 0x60 which is also aligned size. Please suggest what I am doing wrong or what else to try out for successful DMA transmission.
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Hi,
What is the maximum rate msgdma can operate, can it function at 200MhZ or is there any limitation on clock rate ?
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