SPRUIM2H May 2020 – October 2023 AM2431 , AM2432 , AM2434 , AM6411 , AM6412 , AM6421 , AM6422 , AM6441 , AM6442
The Tx Packet DMA Unit block implements all of the state machine functionality necessary to implement the KS3 DMA Host Tx protocol. The Tx Packet DMA unit initiates VBUSM transactions in order to read descriptor pointers from the memory mapped Tx ring, read descriptors from memory, and read data from buffers in memory.