RTEMS | Improve aarch64 BSPs (!255)

xiaojun zheng (@zhengxiaojun) gitlab at rtems.org
Tue Oct 8 03:04:26 UTC 2024




xiaojun zheng commented on a discussion on spec/build/bsps/aarch64/optstartel2.yml: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/255#note_112966

 > +SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
 > +actions:
 > +- get-boolean: null
 > +- define-condition: null
 > +build-type: option
 > +copyrights:
 > +- Copyright (C) 2024 embedded brains GmbH & Co. KG
 > +default:
 > +- enabled-by: bsps/aarch64/xilinx-zynqmp
 > +  value: false

Usually RTEMS is loaded by a bootloader, and runs on top of ATF, so I think RTEMS is started in non-secure EL1 in most cases. The comment below label '_el3_start' provides an explaination about this.

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/255#note_112966
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