FAQs
atessadri
Associate
since ‎2023-09-11
‎2024-10-18

User statistics

  • 3 Posts
  • 1 Solutions
  • 0 Kudos given
  • 0 Kudos received

User Activity

STM32MP153 freezes at suspend when DMA buffers are allocated with stm32_rpmsg_sdb

2024-10-17
Hi all,    I work on a STM32MP153 device and I used the command echo mem > /sys/power/state to put CPU A7 in Cstop mode, but I still have MCU running. Before to enter suspend mode I have shared some memory buffers with MCU M4 with virtio RPMSG (as re...

STM32MP153 MCU wakeup MPU via IPCC interrupt

2023-09-11
Hi all,   I work on a STM32MP153 device and I used the command echo mem > /sys/power/state to put CPU A7 in Cstop mode, but I still have MCU running.I am wondering if a message via IPCC from MCU to MPU (that is stopped at WFI) can wakeup the A7 CPU.I...
Top