Status of ARM FIQ?

Florian Fainelli f.fainelli at gmail.com
Mon Sep 30 16:46:42 EDT 2013


Le lundi 30 septembre 2013 20:48:15 Bird, Tim a écrit :
> I'm working through some proposals for contract work for the Consumer
> Electronics Workgroup, and one of them involves use of ARM FIQ
> as a debug activator.  I have heard a rumor that FIQ mode is not being
> included in some modern ARM CPUs.
> 
> Is there any truth to this?  Can someone give me a pointer to information
> about this?

What are these modern ARM CPUs? The 3 ARMv7 (A, R, M) and ARMv8 have FIQ.
-- 
Florian



More information about the linux-arm-kernel mailing list