RTEMS | bsps/i386: Improve cache management and CPUID handling (!1110)

Mohammed Anees (@DonutAnees) gitlab at rtems.org
Fri Mar 6 16:56:53 UTC 2026



Mohammed Anees created a merge request: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1110

Project:Branches: DonutAnees/rtems:i386-cache-ops to rtems/rtos/rtems:main
Author:   Mohammed Anees



## Summary

bsps/i386: Improve cache management and CPUID handling

- Reorder CPUID calls to query EAX = 0 first for max leaf validation
- Add CPUID leaf 7 variable
- Implement cache operations for various CPU
- Add macros and helper functions for CPU operations

Closes #5512

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1110
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