CMSIS-FreeRTOS

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CMSIS osMessageQueueNew control block allocation issues

1

### Background The [CMSIS-RTOS2 api documentation](https://arm-software.github.io/CMSIS_5/RTOS2/html/group__CMSIS__RTOS__Message.html#structosMessageQueueAttr__t) states that when `osMessageQueueNew` is called and `osMessageQueueAttr_t` is interpreted, that when the value of `cb_mem` and `cb_size` in `osMessageQueueAttr_t` are `NULL` and `0`...

ad3154

CMSIS-RTOS2 priorities available to user (Low, BelowNormal, Normal, AboveNormal, High, Realtime) are extended with a 3-bit sub priority and CMSIS-RTOS2 implementation can support flexible number of sub priorities (1, 2,...

CezaryGapinski

Implementation of osKernelRestoreLock is dangerous and might leave the kernel locked

1

https://github.com/ARM-software/CMSIS-FreeRTOS/blob/ba82e7e1f62e72313992e47b88b442b40131bbdb/CMSIS/RTOS2/FreeRTOS/Source/cmsis_os2.c#L397 Unlike RTX, FreeRTOS does nesting in vTaskSuspendAll(). If the scheduling has already been suspended before osKernelLock() is called, osKernelRestoreLock() will increase the nesting level by 1 instead of removing...

pakluba

CMSIS-RTOS2 is missing trace events

2

FreeRTOS kernel V11 significantly enhanced the trace event generation by adding traceENTER and traceRETURN macros. The wrapper for CMSIS-RTOS2 does not have similar trace macros defined and it would be...

VladimirUmek

Support portable for ARM CA7

7

Hi all, what about a portable branch toward ARM CA7 - i'm working with a STM32MP135. Thanks!

SteMMo33

CM33 MPU without TrustZone

2

I am trying to use a CM33 chip that has MPU support but does not have the TrustZone extension. It seems that the PDSC file only supports building v8m MPU...

stejcon

11.1.0 regression when the firmware is loaded from a bootloader

6

I open this issue as a follow-back of this one #65, since I see that the same issue is there with FreeRTOS 11.1.0. The last release that works properly is...

escherstair

Hi, I'm currently working with the MSV-MingW port on an X86 and Windows. The controller I want to use at the end of the simulation is a SAML21 Cortex M0...

SirWedeck

Based on the official documentation [here](https://www.freertos.org/Documentation/02-Kernel/03-Supported-devices/02-Customization) and on the `FreeRTOSConfig.h` template supplied here https://github.com/FreeRTOS/FreeRTOS-Kernel/blob/3a7b3082cfce01ffba07b9be1398795b8307b05a/examples/template_configuration/FreeRTOSConfig.h#L410-L424 FreeRTOSConfig.h should contain a definiton of `configASSERT()` macro, to trap errors during development. I always have...

escherstair

CMSIS v2 causes the receive semaphore to halt

1

I am using NUCLEO-F756ZG with freeRTOS to communicate using ethernet. Using the CubeIDE debug feature, I figure out that the program is halting at line 1429  Researching the error...

araujorayza