it is neither NMI nor FIQ; "cannot be mask" just for emphasize this interrupt is so important that cannot be missed even once. it maybe my fault for this unclear expression
-- ---------------------------------------------- 梁权 THANKS & BR! 在 2018-11-29 22:34:03,"Philippe Gerum" <r...@xenomai.org> 写道: >On 11/29/18 9:03 AM, 梁权 via Xenomai wrote: >> hi, >> i'm work on a customed board with TI am335X; i have installed xenomai 3 on >> it correcttly , and can run the latency test. >> On this board, an interrupt which cannot be masked and delayed will be >> generated every millicsecond by a FPGA ; > >What do you mean precisely by "cannot be masked"? Are you referring to >NMI or FIQ? > >-- >Philippe.