RTEMS | aarch64: Generalize PSCI support (!1157)

Kinsey Moore (@opticron) gitlab at rtems.org
Tue Mar 24 02:28:23 UTC 2026




Kinsey Moore started a new discussion on cpukit/score/cpu/aarch64/include/rtems/score/cpuimpl.h: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1157#note_146836

 >   */
 >  uint64_t _AArch64_Get_current_processor_for_system_start( void );
 >  
 > +/**
 > + * @brief Returns the PSCI target_cpu parameter for a given CPU index.
 > + *
 > + * This function is provided by the BSP.  The default implementation assumes the
 > + * core IDs to be in affinity level 0. BSPs that do not follow this convention
 > + * can override this function to use the correct affinity level for the target_cpu
 > + * calculation.
 > + */
 > +uintptr_t _AArch64_Get_PSCI_target_cpu( uint32_t );

I'd prefer to retain the naming as `_AArch_...` since the PSCI code applies to both ARMv7 (AArch32) and ARMv8 (AArch64).

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1157#note_146836
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