Add embassy-cortex-m crate.

- Move Interrupt and InterruptExecutor from `embassy` to `embassy-cortex-m`.
- Move Unborrow from `embassy` to `embassy-hal-common` (nothing in `embassy` requires it anymore)
- Move PeripheralMutex from `embassy-hal-common` to `embassy-cortex-m`.

2 files changed, 3 insertions, 3 deletions

diff --git a/examples/nrf/src/bin/multiprio.rs b/examples/nrf/src/bin/multiprio.rs
index 54f6606a9..abda18aa5 100644
--- a/examples/nrf/src/bin/multiprio.rs
+++ b/examples/nrf/src/bin/multiprio.rs
@@ -59,11 +59,11 @@
 
 use cortex_m_rt::entry;
 use defmt::{info, unwrap};
-use embassy::executor::{Executor, InterruptExecutor};
-use embassy::interrupt::InterruptExt;
 use embassy::time::{Duration, Instant, Timer};
 use embassy::util::Forever;
+use embassy_nrf::executor::{Executor, InterruptExecutor};
 use embassy_nrf::interrupt;
+use embassy_nrf::interrupt::InterruptExt;
 
 use defmt_rtt as _; // global logger
 use panic_probe as _;
diff --git a/examples/nrf/src/bin/usb_hid_keyboard.rs b/examples/nrf/src/bin/usb_hid_keyboard.rs
index d855a3a57..8aa08fe3d 100644
--- a/examples/nrf/src/bin/usb_hid_keyboard.rs
+++ b/examples/nrf/src/bin/usb_hid_keyboard.rs
@@ -8,11 +8,11 @@ use core::sync::atomic::{AtomicBool, Ordering};
 use defmt::*;
 use embassy::channel::Signal;
 use embassy::executor::Spawner;
-use embassy::interrupt::InterruptExt;
 use embassy::time::Duration;
 use embassy::util::{select, select3, Either, Either3};
 use embassy_nrf::gpio::{Input, Pin, Pull};
 use embassy_nrf::interrupt;
+use embassy_nrf::interrupt::InterruptExt;
 use embassy_nrf::pac;
 use embassy_nrf::usb::Driver;
 use embassy_nrf::Peripherals;