RTEMS | Arm PMSA improvements (!287)

[Kinsey Moore (@opticron)]

Kinsey Moore commented on a discussion on cpukit/score/cpu/arm/include/rtems/score/armv7-pmsa.h: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/287#note_114228

 >  }
 >  
 > +ARMV7_PMSA_TEXT_SECTION static inline bool _ARMV7_PMSA_Check_region_empty(
 > +    uint32_t index
 > +)
 > +{
 > +  uint32_t region_count = _ARMV7_PMSA_Get_max_regions();
 > +
 > +  if (index >= region_count) {
 > +    return false;
 > +  }
 > +
 > +  _ARMV7_Write_rgnr(ARMV7_RGNR_REGION(index));
 > +  _ARM_Instruction_synchronization_barrier();
 > +
 > +  uint32_t rsr = _ARMV7_Read_drsr();

Fixed in the latest push.

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/287#note_114228
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