User space project

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Create a "user space" project[edit source]

Open new C Project wizard: File -> New -> Project... C Project.

In first window, choose OpenSTLinux SDK

File:CubeIDE-UserSpace-CreatePrj1.png

New C Project wizard

then Next and Advanced settings...

File:CubeIDE-UserSpace-CreatePrj2.png

New C Project wizard

Setup SDKPATH variable into Project Properties > C/C++ Build > Environment
- select first the configuration you want to use Debug or Release,
- then Edit variable > Variables

File:CubeIDE-UserSpace-CreatePrj3.png

SDKPATH variable setup

If SDK installation is embedded inside STM32CubeIDE then toolchain is located under (e.g. with STM32CubeIDE v1.4.2) :<InstallDir>/plugins/com.st.openstlinux.sdk.openstlinux_5.4_dunfell_mp1_20_06_24_5.4.0.202007020712/tools/

In case SDK is installed on your disk, give its installation path :

File:CubeIDE-UserSpace-CreatePrj4.png

SDKPATH setup - local disk

To populate this project with "main.c" file, select project, right click: New -> File -> main.c and fill it with some C code.

1. Build[edit source]

Select your project, right-click and then Build Project.

File:CubeIDE-UserSpace-Build1.png

User space project build

2. Preparing Debug Configuration[edit source]

Your target must be Linux booted and network connected. In order to check it, please, start Target Status widget on the bottom right.

Target Status - green

Target Status widget creates MPU SSH in Connections view (Window > Show View > Other… Connections > Connections) to be used in Debug Configuration

File:CubeIDE-UserSpace-Debug2.png

MPU SSH connection

3. Debug Configuration[edit source]

Select your project, right-click Debug as... > Debug Configurations.
Then create a C/C++ Remote Application debug configuration, double clicking on it.

3.1. Main tab[edit source]

Fill a destination directory, for example: /tmp/UserSpaceExe
Select a connection: MPU SSH

File:CubeIDE-UserSpace-Debug3.png

Debug configuration - main

3.2. Debugger tab[edit source]

Now set-up GDB Client with SDK one

For SDK embedded and installed inside STM32CubeIDE (e.g. with STM32CubeIDE v1.4.2) :<Stm32CubeIDEInstallDir>/plugins/com.st.openstlinux.sdk.openstlinux_5.4_dunfell_mp1_20_06_24_5.4.0.202007020712/tools/sysroots/x86_64-ostl_sdk-linux/usr/bin/arm-ostl-linux-gnueabi/arm-ostl-linux-gnueabi-gdb
For SDK installed on disk : <SdkInstallDir>/sysroots/x86_64-ostl_sdk-linux/usr/bin/arm-ostl-linux-gnueabi/arm-ostl-linux-gnueabi-gdb

File:CubeIDE-UserSpace-Debug4.png

Debug configuration - debugger

4. Debug[edit source]

Click Debug :

Executable is downloaded to the target,
GDBServer is launched on the target,
GDBClient is launched on the workstation and can exchange via network with GDBServer,

File:CubeIDE-UserSpace-Debug5.png

User space debug

Information

in case of error; please check if GDBServer is still running on the target.