mirrors/embedded-trainings-2020
1
0
Fork 0
mirror of https://github.com/ferrous-systems/embedded-trainings-2020.git synced 2025-01-09 15:55:37 +00:00
Code Issues Projects Releases Wiki Activity

Merge pull request #102 from justahero/update-build-target-cargo-config

Browse source 
Update entry on building program in workshop book
This commit is contained in:
Jonas Schievink 2020-09-08 13:45:39 +02:00 committed by GitHub
commit 6b722bd1bf
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
embedded-workshop-book/src/building-program.md
View file

@ -5,7 +5,7 @@ The default in a Cargo project is to compile for the host (native compilation).
``` text
# .cargo/config
[build]
target = "thumbv7em-none-eabi" # = ARM Cortex-M4
target = "thumbv7em-none-eabihf" # = ARM Cortex-M4
```
✅ Inside the folder `beginner/apps`, use the following command to cross compile the program to the ARM Cortex-M4 architecture.
@ -14,12 +14,12 @@ target = "thumbv7em-none-eabi" # = ARM Cortex-M4
$ cargo build --bin hello
```
The output of the compilation process will be an ELF (Executable and Linkable Format) file. The file will be placed in the `target/thumbv7em-none-eabi` directory.
The output of the compilation process will be an ELF (Executable and Linkable Format) file. The file will be placed in the `target/thumbv7em-none-eabihf` directory.
✅ Run `$ file target/thumbv7em-none-eabi/debug/hello` and compare if your output is as expected.
✅ Run `$ file target/thumbv7em-none-eabihf/debug/hello` and compare if your output is as expected.
Expected output:
``` console
$ file target/thumbv7em-none-eabi/debug/hello
$ file target/thumbv7em-none-eabihf/debug/hello
hello: ELF 32-bit LSB executable, ARM, EABI5 version 1 (SYSV), statically linked, with debug_info, not stripped
```