zephyr

History

Tomi Fontanilles 17545c17a5 dts: arm: st: h7: fix flash on M4 board targets The flash controller is nowadays supported on the M4 core. Add the bank2-flash-size property to the board definitions as required by the STM32 H7 flash driver. Signed-off-by: Tomi Fontanilles <tomi.fontanilles@nordicsemi.no>		2024-09-04 19:10:19 -04:00
..
boards	dts: arm: st: h7: fix flash on M4 board targets	2024-09-04 19:10:19 -04:00
src	…
CMakeLists.txt	…
README.rst	…
prj.conf	…
sample.yaml	dts: arm: st: h7: fix flash on M4 board targets	2024-09-04 19:10:19 -04:00

README.rst

.. zephyr:code-sample:: flash-shell
   :name: Flash shell
   :relevant-api: flash_interface

   Explore a flash device using shell commands.

Overview
********

This is a simple shell module that allows arbitrary boards with flash
driver support to explore the flash device.

Building and Running
********************

This project can be built and executed on as follows:

.. zephyr-app-commands::
   :zephyr-app: samples/drivers/flash_shell
   :host-os: unix
   :board: qemu_x86
   :goals: run
   :compact:

Sample Output
=============

.. code-block:: console

    uart:~$ flash page_info 0
    Page for address 0x0:
    start offset: 0x0
    size: 4096
    index: 0
    uart:~$ flash erase 0x1000
    Erase success.
    uart:~$ flash write 0x1000 0x12345678 0x9abcdef0
    Write OK.
    Verified.
    uart:~$ flash write 0x1000 0x11111111
    Write internal ERROR!
    uart:~$ flash read 0x1000 0x10
    00001000: 78 56 34 12 f0 de bc 9a  ff ff ff ff ff ff ff ff |xV4..... ........|

    uart:~$ flash write 0x101c 0xabcd1234
    Write OK.
    Verified.
    uart:~$ flash read 0x1000 0x20
    00001000: 78 56 34 12 f0 de bc 9a  ff ff ff ff ff ff ff ff |xV4..... ........|
    00001010: ff ff ff ff ff ff ff ff  ff ff ff ff 34 12 cd ab |........ ....4...|