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[Bug]: __log2_up does not behave as documented

Status: Open.

Bug

#320 In ARM-software/CMSIS_6;

· hamtinepeng opened on Sep 4, 2026

[Feature]: Cache Maintenance Support for Cortex-A and Cortex-R

Status: Open.

Feature

#318 In ARM-software/CMSIS_6;

· hamtinepeng opened on Sep 2, 2026

MISRA C:2012 Deviations page contains rule-number mismatches vs. the official standard

documentationImprovements or additions to documentationImprovements or additions to documentation

Status: Open.

Bug

#310 In ARM-software/CMSIS_6;

· wosayttn opened on Aug 11, 2026

Question: rationale for committing Zephyr-specific zephyr/module.yml upstream vs. handling it downstream

Status: Open.

#304 In ARM-software/CMSIS_6;

· minameHeart opened on Jul 16, 2026

Potential date for next release

questionFurther information is requestedFurther information is requested

Status: Open.

#297 In ARM-software/CMSIS_6;

· sc20tdk opened on May 19, 2026

__NVIC_SetVector should not use uint32_t for vector table

Status: Open.

#296 In ARM-software/CMSIS_6;

· tcpluess opened on May 14, 2026

Potential data inconsistency or endless loop in SCB_DisableDCache due to stack-resident locals after D-Cache disable (debug optimization)

Status: Open.

#286 In ARM-software/CMSIS_6;

· fatiki opened on Mar 11, 2026

IRQ_GetMode/IRQ_GetMode

Status: Open.

#280 In ARM-software/CMSIS_6;

· ua1arn opened on Feb 17, 2026

How to Unlock ITM (How to migrate ITM->LAR)

questionFurther information is requestedFurther information is requested

Status: Open.

#269 In ARM-software/CMSIS_6;

· longnhieu7 opened on Nov 4, 2025

cmsis_iccarm.h lacks of correct prototypes reported by IAR

Status: Open.

#264 In ARM-software/CMSIS_6;

· PLFSTM opened on Oct 22, 2025

Where to find arm_acle.h

questionFurther information is requestedFurther information is requested

Status: Open.

#258 In ARM-software/CMSIS_6;

· khans176 opened on Oct 3, 2025

__disable_irq() API change

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#255 In ARM-software/CMSIS_6;

· arlleex opened on Aug 27, 2025