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Some typical issues related to the management of a coprocessor are listed below. Solutions or debugging methods are proposed for these iss …gement Linux]], [[:Category:Coprocessor management STM32Cube | Coprocessor management STM32Cube]] or [[:Category:Troubleshooting grids|troubleshooting grids]] ca

This article provides an overview of the management of the heterogeneous asymmetric architecture implemented in the STM32 MPU… …ndent firmwares on each CPU core. The below subsystems are involved in the management of the coexistence of the two CPU subsystems:

…ticle explains how to protect the software loaded by main processor in the coprocessor. It will ensure integrity of the loaded firmware. The Linux OS through the [[Linux_remoteproc_framework_overview|remoteproc framework]] that allows to load fi

The resource table is a global variable declared as a structure in the coprocessor firmware. This table contains resources that the remote processor requires …rmware, parsed by the [[Linux remoteproc framework overview | RemoteProc]] Linux^® framework during the firmware load phase to:

…inux user space components) that rely on [[STM32MP15_Linux_kernel_overview|Linux kernel]]. This Linux kernel is based on the Android Common Kernel<ref>AOSP: https://android.goog

This article gives information about the Linux^&reg; mailbox framework. The mailbox framework is involved in int …sor communication to exchange messages or signals between the host and the coprocessor cores.

…his fact introduces potential contentions that must be secured by a policy management. Refer to [[STM32MP15 peripherals overview]] for more information on periph The role of the resource management is to control the assignment of a peripheral to a dedicated core and to pro

=== Linux start-up === Starting Linux^&reg; on a processor is done in several steps that progressively

=== Linux start-up === Starting Linux^&reg; on a processor is done in several steps that progressively

…ion (such as [[U-Boot overview|U-Boot]], [[STM32MP15 Linux kernel overview|Linux]], [[STM32CubeMP1 architecture|STM32Cube]] and [[OP-TEE overview|OP-TEE]]) The following sections describe how to configure TF-A, U-Boot, Linux and STM32Cube accordingly.

The [[Coprocessor_management_overview|coprocessor]] firmware can be loaded and started by: * the Linux^&reg; kernel (see [[Linux_remoteproc_framework_overview]] for details)

This article gives information about the Linux^&reg; remoteproc framework. …ifferences. In addition it offers services to monitor and debug the remote coprocessor.

This section gives an overview of '''Linux^&reg; kernel drivers''' (UPPERCASE in the figure) implemented for …ux framework''' is further described in [[:category:Linux Operating System|Linux operating system]] category articles.<br>

When the Arm^&reg; Cortex^&reg;-M4 firmware crashes, Linux^&reg; running on Arm^&reg; Cortex^&reg;-A7,… If some Cortex-M4 firmware logs have been output to the [[Coprocessor_resource_table#How_to_add_trace_for_the_log_buffer|trace buffer declared in

This article gives information about the Linux® Remote Processor Messaging (RPMsg) framework. …loperworks/library/l-virtio/index.html An I/O virtualization framework for Linux]</ref><ref name=virtio2>[https://www.slideshare.net/zenixls2/052-virtio-int

…nning. This is done by Linux [[Coprocessor management overview|coprocessor management]], by default. …xposed at hardware level: it shows the default configuration used in OpenSTLinux but the customer may choose a different mapping to take advantage of other

* Linux software overview The Linux^&reg; suspend framework is used to trigger a low-power mode entry

…en adapted to a Linux Framework ([[OpenSTLinux_architecture_overview|OpenSTLinux]]). …ce sharing between main processors running with Linux on Cortex A, and MCU coprocessors running on Cortex M.

…system development such as inter processor communication, system resources management...; and focuses on « real-time » application development.<br /> *''Please refer to [[Coprocessor_management_overview]] article to get an overview of mechanisms to put in place to desi