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Aiyps
Associate II
since ‎2024-08-06
‎2024-09-16

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  • 7 Posts
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  • 2 Kudos given
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User Activity

STM32MP257F: Kernel panic when M33 core is in Break state

2024-09-16
Hi,I am debugging the STM32MP257F-EV1 board with a debugger via JTAG/SWD. The kernel version is 6.1.82.While Linux executes, it loads the M33 firmware as confirmed in the prints below.----------------------------------------------------[   15.673261]...

Linux on A35 Core-0 and RTOS on Core-1 on STM32MP2

2024-09-16
Hi,I am developing Linux/RTOS for STM32MP257F-EV1 with a slight twist.The STM32MP257F has two A35 cores (Core-0 and Core-1), a M33 Sub-core (Core-3) and a Cortex- M0+.By default Linux uses A35 Core0 and Core-1(both cores). I want to run Linux on A35 ...

Stopping watchdog timer on STM32MP2

2024-09-14
Hi,I am debugging the STM32MP257F-EV1 board with a debugger via JTAG/SWD. The kernel version is 6.1.82.Since the A35 cores are in break state/stopped during debugging, I want to disable the watchdog timer on U-Boot/Linux.I have tried the following wa...

STM32MP2 disable CPU_IDLE on Linux

2024-09-09
 Hi,I am debugging the STM32MP257F-EV1 board with a debugger via JTAG/SWD. The kernel version is 6.1.82.To provide complete debug access and to prevent the JTAG/SWD from shutting down when the CPU is idle, I think [CONFIG_CPU_IDLE] has to be disabled...

Connect a debugger to STM32MP257F-EV1 board

2024-08-06
Hi,At my company, we develop debuggers and are trying to access STM32MP257F-EV1(ES) board via the DAP,Unfortunately, we are unable to access the DAP and it seems like JTAG (DAP) access is prohibited by hardware.The result was the same even after shor...
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