Add thumbv7em-none-eabi support to config.toml

Signed-off-by: Daniel Egger <[email protected]>

Author: therealprof

.cargo/config.toml

@@ -1,6 +1,8 @@
 [alias]
 xtask = "run --package xtask --"
 
+# For micro:bit v1.x
+
 [target.thumbv6m-none-eabi]
 runner = 'probe-run --chip nRF51822_xxAA'
 rustflags = [
@@ -9,10 +11,18 @@ rustflags = [
   "-C", "link-arg=-Tdefmt.x",
 ]
 
+# For micro:bit v2
+
+[target.thumbv7em-none-eabi]
+runner = "probe-run --chip nRF52833_xxAA"
+rustflags = [
+  "-C", "linker=flip-link",
+  "-C", "link-arg=-Tlink.x",
+  "-C", "link-arg=-Tdefmt.x",
+]
+
 [target.thumbv7em-none-eabihf]
-# Execute binary using gdb when calling cargo run
 runner = "probe-run --chip nRF52833_xxAA"
-# Tweak to the linking process required by the cortex-m-rt crate
 rustflags = [
   "-C", "linker=flip-link",
   "-C", "link-arg=-Tlink.x",

CHANGELOG.md

@@ -7,6 +7,13 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+### Added
+
+- Added support for the thumbv7em-none-eabi target for microbit:v2 (same as
+  thumbv7em-none-eabihf but without hardware floating point support)
+
+### Changed
+
 - Rearrange LED display modules under the same root module and change their
   APIs to be more aligned with each other.