IPCC between cortex M4 and cortex A7 in stm32mp157A

[Sindhu Vadde]

Hi,

I want to communicate data between two cores i.e,cortex A7and cortex M4.

Can anyone share IPCC example code for Both M4 and A7 in stm32mp157A

[Olivier GALLIEN]

Hi @Sindhu Vadde​,

Please have a look to https://wiki.st.com/stm32mpu/wiki/How_to_exchange_data_buffers_with_the_coprocessor

Hope it help,

Olivier

[Sindhu Vadde]

At cortex A7 side ,we are using build root not yocto .would you please give source code for build root tool,

It help us.