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**[tickets:#417] Outdated extended stack frame detection for FreeRTOS on 
armv8m**

**Status:** new
**Milestone:** 0.10.0
**Labels:** FreeRTOS armv8-m 
**Created:** Mon Oct 09, 2023 09:02 AM UTC by Patrik Bachan
**Last Updated:** Mon Oct 09, 2023 09:02 AM UTC
**Owner:** nobody


Hi,
OpenOCD FreeRTOS "plugin" has problems with "extended stack frame" detection in 
some cases.
There already exists ticket for FPU detection error on armv7m 
https://sourceforge.net/p/openocd/tickets/295/
I am working with Cortex M33 which is armv8m. FPU detection and thus extended 
stack frame detection is currently gated by usage of armv7m architecture: 
https://github.com/openocd-org/openocd/blob/1bc4182cebcbdf93d68d9759f4b4579ea4df7887/src/rtos/FreeRTOS.c#L421

FreeRTOS "plugin" needs some care. (I can't tell, whether I'll have time to fix 
it.)


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