SPRUIM2H May 2020 – October 2023 AM2431 , AM2432 , AM2434 , AM6411 , AM6412 , AM6421 , AM6422 , AM6441 , AM6442
The XFRDMA block uses XID 0 to read status of the PSI-L bus. An XIN to XFRDMA XID 0 returns the following data:
Table 6-451 shows the device XFR status.
Word | Bit | Signal | Description |
---|---|---|---|
0 | 31-0 | rx_ready[3:0] | RX data ready, one bit per PSI-L thread |
1 | 31-0 | tx_ready[3:0] | Ready for TX data, one bit per PSI-L thread |