Add bootloader support for NXP FRDM-KW24D

[dlfryar-zz]

Description

Adds support for building the Mbed bootloader for the FRDM-KW24D platform. The bootloader provides the mechanism to do firmware updates.

Status

Review

Related PRs

27 and 217

Steps to test or reproduce

In bootloader project
mbed compile -m PLATFORM -t TOOLCHAIN
Copy compiled bootloader to FRDM-KW24D
Attach a ci-test-shield with a FAT32 formatted SD card inserted to the FRDM-KW24D
Connect the serial terminal, reset the board, and observer the bootloader initialization

[theotherjimmy]

@dlfryar Could you fill out the pull request template?

[theotherjimmy]

@dlfryar Could you rebase to remove the conflicts. you should force push after the rebase.

[dlfryar-zz]

@theotherjimmy rebase and template completed.

@maclobdell please review

@bentcooke related to your porting efforts as well

[maclobdell]

@dlfryar - please confirm you ran the flash iap test and if it passed.

cc @mmahadevan108

[dlfryar-zz]

mbed --version

1.2.0

arm-none-eabi-gcc -v

gcc version 6.2.1 20161205 (release) [ARM/embedded-6-branch revision 243739] (GNU Tools for ARM Embedded Processors)

mbedls

+---------------+----------------------+------------------+-----------------------+--------------------------------------------------+-----------------+
| platform_name | platform_name_unique | mount_point      | serial_port           | target_id                                        | daplink_version |
+---------------+----------------------+------------------+-----------------------+--------------------------------------------------+-----------------+
| KW24D         | KW24D[0]             | /Volumes/DAPLINK | /dev/tty.usbmodem1422 | 0250000033514e45003e5015846c00476cb1000097969900 | 0242            |
+---------------+----------------------+------------------+-----------------------+--------------------------------------------------+-----------------+

mbed test -m kw24d -t gcc_arm -n tests-mbed_hal-flash

+---------------+---------------+----------------------+-------------------------------+--------+--------+--------+--------------------+
| target        | platform_name | test suite           | test case                     | passed | failed | result | elapsed_time (sec) |
+---------------+---------------+----------------------+-------------------------------+--------+--------+--------+--------------------+
| KW24D-GCC_ARM | KW24D         | tests-mbed_hal-flash | Flash - buffer alignment test | 1      | 0      | OK     | 0.07               |
| KW24D-GCC_ARM | KW24D         | tests-mbed_hal-flash | Flash - clock and cache test  | 1      | 0      | OK     | 0.12               |
| KW24D-GCC_ARM | KW24D         | tests-mbed_hal-flash | Flash - erase sector          | 1      | 0      | OK     | 0.05               |
| KW24D-GCC_ARM | KW24D         | tests-mbed_hal-flash | Flash - init                  | 1      | 0      | OK     | 0.11               |
| KW24D-GCC_ARM | KW24D         | tests-mbed_hal-flash | Flash - mapping alignment     | 1      | 0      | OK     | 0.06               |
| KW24D-GCC_ARM | KW24D         | tests-mbed_hal-flash | Flash - program page          | 1      | 0      | OK     | 0.05               |
+---------------+---------------+----------------------+-------------------------------+--------+--------+--------+--------------------+

mbed test -m kw24d -t gcc_arm -n tests-mbed_drivers-flashiap

+---------------+---------------+-----------------------------+---------------------------+--------+--------+--------+--------------------+
| target        | platform_name | test suite                  | test case                 | passed | failed | result | elapsed_time (sec) |
+---------------+---------------+-----------------------------+---------------------------+--------+--------+--------+--------------------+
| KW24D-GCC_ARM | KW24D         | tests-mbed_drivers-flashiap | FlashIAP - init           | 1      | 0      | OK     | 0.05               |
| KW24D-GCC_ARM | KW24D         | tests-mbed_drivers-flashiap | FlashIAP - program        | 1      | 0      | OK     | 0.16               |
| KW24D-GCC_ARM | KW24D         | tests-mbed_drivers-flashiap | FlashIAP - program errors | 1      | 0      | OK     | 0.05               |
+---------------+---------------+-----------------------------+---------------------------+--------+--------+--------+--------------------+

[mmahadevan108]

Do we need changes to the linker scripts to add MBED_APP_START and MBED_APP_SIZE defines?

[maclobdell]

@dlfryar I agree with Mahesh that the MBED_APP_START, etc are needed. Please try it out and either push extra commits to the branch for this PR (preferred, I think) or submit another pull request. I can help test if you want. Use mbed-os-example-bootloader and mbed-os-example blinky to test out the bootloader.

[studavekar]

/morph test

[mbed-bot]

Result: SUCCESS

Your command has finished executing! Here's what you wrote!

/morph test

Output

mbed Build Number: 1190

All builds and test passed!

[0xc0170]

#4968 (comment) - can you add those please

[dlfryar-zz]

@mmahadevan108 @maclobdell @0xc0170 PR updated with linker script additions. Please review.

[theotherjimmy]

/morph test

[mbed-bot]

Result: SUCCESS

Your command has finished executing! Here's what you wrote!

/morph test

Output

mbed Build Number: 1355

All builds and test passed!