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boards: h747/h745: Update dual core flash and debug instructions

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Review flashing and debugging instructions on these dual core boards.

Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
This commit is contained in:
Erwan Gouriou 2022-01-20 09:47:32 +01:00 • committed by Anas Nashif
commit 5edd510c1b
2 changed files with 34 additions and 23 deletions
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19
boards/arm/nucleo_h745zi_q/doc/index.rst
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@ -216,7 +216,7 @@ Run a serial host program to connect with your NUCLEO-H745ZI-Q board.
$ minicom -b 115200 -D /dev/ttyACM0
or use scrreen:
or use screen:
.. code-block:: console
@ -235,15 +235,20 @@ You should see the following message on the console:
$ Hello World! nucleo_h745zi_q_m7
Blinky example can also be used:
.. note::
Sometimes, flashing is not working. It is necessary to erase the flash
(with STM32CubeProgrammer for example) to make it work again.
Similarly, you can build and flash samples on the M4 target. For this, please
take care of the resource sharing (UART port used for console for instance).
Here is an example for the :ref:`blinky-sample` application on M4 core.
.. zephyr-app-commands::
:zephyr-app: samples/basic/blinky
:board: nucleo_h745zi_q_m7
:board: nucleo_h745zi_q_m4
:goals: build flash
Same way M4 core can be flashed.
.. note::
Flashing both M4 and M7 and pushing RESTART button on the board leads
@ -261,6 +266,10 @@ You can debug an application in the usual way. Here is an example for the
:maybe-skip-config:
:goals: debug
Debugging with west is currently not available on Cortex M4 side.
In order to debug a Zephyr application on Cortex M4 side, you can use
`STM32CubeIDE`_.
.. _Nucleo H745ZI-Q website:
https://www.st.com/en/evaluation-tools/nucleo-h745zi-q.html

38
boards/arm/stm32h747i_disco/doc/index.rst
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@ -220,24 +220,6 @@ the USB port to prepare it for flashing. Then build and flash your application.
Here is an example for the :ref:`hello_world` application.
.. zephyr-app-commands::
:zephyr-app: samples/hello_world
:board: stm32h747i_disco_m7
:goals: build
Use the following commands to flash either m7 or m4 target:
.. code-block:: console
$ ./STM32_Programmer_CLI -c port=SWD mode=UR -w <path_to_m7_binary> 0x8000000
$ ./STM32_Programmer_CLI -c port=SWD mode=UR -w <path_to_m4_binary> 0x8100000
Alternatively it is possible to flash with OpenOcd but with some restrictions:
Sometimes, flashing is not working. It is necessary to erase the flash
(with STM32CubeProgrammer for example) to make it work again.
Debugging with OpenOCD is currently working for this board only with Cortex M7,
not Cortex M4.
.. zephyr-app-commands::
:zephyr-app: samples/hello_world
:board: stm32h747i_disco_m7
@ -255,6 +237,20 @@ You should see the following message on the console:
Hello World! stm32h747i_disco_m7
.. note::
Sometimes, flashing is not working. It is necessary to erase the flash
(with STM32CubeProgrammer for example) to make it work again.
Similarly, you can build and flash samples on the M4 target. For this, please
take care of the resource sharing (UART port used for console for instance).
Here is an example for the :ref:`blinky-sample` application on M4 core.
.. zephyr-app-commands::
:zephyr-app: samples/basic/blinky
:board: stm32h747i_disco_m4
:goals: build flash
Debugging
=========
@ -266,6 +262,9 @@ You can debug an application in the usual way. Here is an example for the
:board: stm32h747i_disco_m7
:goals: debug
Debugging with west is currently not available on Cortex M4 side.
In order to debug a Zephyr application on Cortex M4 side, you can use
`STM32CubeIDE`_.
.. _STM32H747I-DISCO website:
http://www.st.com/en/evaluation-tools/stm32h747i-disco.html
@ -284,3 +283,6 @@ You can debug an application in the usual way. Here is an example for the
.. _DISCO_H747I modifications for Ethernet:
https://os.mbed.com/teams/ST/wiki/DISCO_H747I-modifications-for-Ethernet
.. _STM32CubeIDE:
https://www.st.com/en/development-tools/stm32cubeide.html