On 24-03-18, Peng Fan wrote: > > > > To me this sound like we can turn of the power/clock of an hardware > > > > block which was assigned to a core running SIL-2 certified software > > > > from an non- critical core running Linux if we follow that approach. > > > > Also the > > > > SIL-2 software requires the non-critical software to turn on the > > > > power of these hardware blocks. Is this correct? > > > > > > Non-critical software not able to turn off power/clock of a critical > > > resource in safety software domain. > > > Safety software not require non-safety software to turn on power/clocks. > > > > Due to lack of documentation I don't know how you implemented this in > > HW/SW, also the system-design is telling us which parts should be seen as > > safe and which don't. However I get your point, VPUMIX is not going to be a > > part of the safe partition albeit it "could" due to complexity. > > If safe function needs VPU feature, VPUMIX could be totally assigned to M7 > core through TRDC isolation, not assigned its BLK CTRL to system controller > core. Thanks for the clarification :) Regards, Marco
