RTEMS | bsp/aarch64:SMP improvement on aarch64 (!113)

xiaojun zheng (@zhengxiaojun) gitlab at rtems.org
Thu Sep 19 05:47:10 UTC 2024




xiaojun zheng commented on a discussion on bsps/aarch64/shared/start/start.S: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/113#note_112254

 >  _el1_start:
 >  
 >  #ifdef RTEMS_SMP
 > -  /* Read MPIDR and get current processor index */
 > -  mrs x7, mpidr_el1
 > -  and x7, x7, #0xff
 > +  ldr x3, =aarch64_cpu_boot_params

Since the MR is quite diffrent from the method you mentioned, and I'm not familiar with assembly code. So I can not move on, should I closed it? I'm sorry to take up so much of your review time.

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/113#note_112254
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