On Sat, Apr 15, 2023 at 5:07 AM Petro Karashchenko < petro.karashche...@gmail.com> wrote:
> Hello team, > > I want to ask a question regarding running the ostest with priority > inheritance on the sim target. The priority inheritance test uses a special > routine for "hog_cpu" on the sim target by calling "up_idle()". I > understand that it is due to the simulator not having any mechanism to do > asynchronous pre-emption and we simulate a "fake" timer interrupt by > calling "up_idle()" (that is usually called in the idle task). The question > is that I can pass priority inheritance ostest only if > "CONFIG_SIM_WALLTIME_SIGNAL=y" Yes, but up_idle in hog_cpu would be removed safely since the host timer signal is used to interrupt the busy loop. > and ostest run hangs in case of > "CONFIG_SIM_WALLTIME_SLEEP=y". No, the special hack you just described above could keep the progress continue. > Maybe this is something known so please > point me to a place where it is described. > > Best regards, > Petro >
