examples: use nicer InterrupExt to set irq priority in multprio.

5 files changed, 25 insertions, 47 deletions

diff --git a/examples/nrf52840/src/bin/multiprio.rs b/examples/nrf52840/src/bin/multiprio.rs
index 37eb6565f..aab819117 100644
--- a/examples/nrf52840/src/bin/multiprio.rs
+++ b/examples/nrf52840/src/bin/multiprio.rs
@@ -57,14 +57,11 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 
-use core::mem;
-
-use cortex_m::peripheral::NVIC;
 use cortex_m_rt::entry;
 use defmt::{info, unwrap};
 use embassy_executor::{Executor, InterruptExecutor};
 use embassy_nrf::interrupt;
-use embassy_nrf::pac::Interrupt;
+use embassy_nrf::interrupt::{InterruptExt, Priority};
 use embassy_time::{Duration, Instant, Timer};
 use static_cell::StaticCell;
 use {defmt_rtt as _, panic_probe as _};
@@ -130,16 +127,15 @@ fn main() -> ! {
     info!("Hello World!");
 
     let _p = embassy_nrf::init(Default::default());
-    let mut nvic: NVIC = unsafe { mem::transmute(()) };
 
     // High-priority executor: SWI1_EGU1, priority level 6
-    unsafe { nvic.set_priority(Interrupt::SWI1_EGU1, 6 << 5) };
-    let spawner = EXECUTOR_HIGH.start(Interrupt::SWI1_EGU1);
+    interrupt::SWI1_EGU1.set_priority(Priority::P6);
+    let spawner = EXECUTOR_HIGH.start(interrupt::SWI1_EGU1);
     unwrap!(spawner.spawn(run_high()));
 
     // Medium-priority executor: SWI0_EGU0, priority level 7
-    unsafe { nvic.set_priority(Interrupt::SWI0_EGU0, 7 << 5) };
-    let spawner = EXECUTOR_MED.start(Interrupt::SWI0_EGU0);
+    interrupt::SWI0_EGU0.set_priority(Priority::P7);
+    let spawner = EXECUTOR_MED.start(interrupt::SWI0_EGU0);
     unwrap!(spawner.spawn(run_med()));
 
     // Low priority executor: runs in thread mode, using WFE/SEV
diff --git a/examples/rp/src/bin/multiprio.rs b/examples/rp/src/bin/multiprio.rs
index fea1d5b03..9ace4cd68 100644
--- a/examples/rp/src/bin/multiprio.rs
+++ b/examples/rp/src/bin/multiprio.rs
@@ -57,14 +57,11 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 
-use core::mem;
-
-use cortex_m::peripheral::NVIC;
 use cortex_m_rt::entry;
 use defmt::{info, unwrap};
 use embassy_executor::{Executor, InterruptExecutor};
 use embassy_rp::interrupt;
-use embassy_rp::pac::Interrupt;
+use embassy_rp::interrupt::{InterruptExt, Priority};
 use embassy_time::{Duration, Instant, Timer, TICK_HZ};
 use static_cell::StaticCell;
 use {defmt_rtt as _, panic_probe as _};
@@ -130,18 +127,15 @@ fn main() -> ! {
     info!("Hello World!");
 
     let _p = embassy_rp::init(Default::default());
-    let mut nvic: NVIC = unsafe { mem::transmute(()) };
 
     // High-priority executor: SWI_IRQ_1, priority level 2
-    unsafe { nvic.set_priority(Interrupt::SWI_IRQ_1, 2 << 6) };
-    info!("bla: {}", NVIC::get_priority(Interrupt::SWI_IRQ_1));
-    let spawner = EXECUTOR_HIGH.start(Interrupt::SWI_IRQ_1);
+    interrupt::SWI_IRQ_1.set_priority(Priority::P2);
+    let spawner = EXECUTOR_HIGH.start(interrupt::SWI_IRQ_1);
     unwrap!(spawner.spawn(run_high()));
 
     // Medium-priority executor: SWI_IRQ_0, priority level 3
-    unsafe { nvic.set_priority(Interrupt::SWI_IRQ_0, 3 << 6) };
-    info!("bla: {}", NVIC::get_priority(Interrupt::SWI_IRQ_0));
-    let spawner = EXECUTOR_MED.start(Interrupt::SWI_IRQ_0);
+    interrupt::SWI_IRQ_0.set_priority(Priority::P3);
+    let spawner = EXECUTOR_MED.start(interrupt::SWI_IRQ_0);
     unwrap!(spawner.spawn(run_med()));
 
     // Low priority executor: runs in thread mode, using WFE/SEV
diff --git a/examples/stm32f0/src/bin/multiprio.rs b/examples/stm32f0/src/bin/multiprio.rs
index 430a805fc..988ffeef1 100644
--- a/examples/stm32f0/src/bin/multiprio.rs
+++ b/examples/stm32f0/src/bin/multiprio.rs
@@ -57,14 +57,11 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 
-use core::mem;
-
-use cortex_m::peripheral::NVIC;
 use cortex_m_rt::entry;
 use defmt::*;
 use embassy_executor::{Executor, InterruptExecutor};
 use embassy_stm32::interrupt;
-use embassy_stm32::pac::Interrupt;
+use embassy_stm32::interrupt::{InterruptExt, Priority};
 use embassy_time::{Duration, Instant, Timer};
 use static_cell::StaticCell;
 use {defmt_rtt as _, panic_probe as _};
@@ -129,16 +126,15 @@ unsafe fn USART2() {
 fn main() -> ! {
     // Initialize and create handle for devicer peripherals
     let _p = embassy_stm32::init(Default::default());
-    let mut nvic: NVIC = unsafe { mem::transmute(()) };
 
     // High-priority executor: USART1, priority level 6
-    unsafe { nvic.set_priority(Interrupt::USART1, 6 << 4) };
-    let spawner = EXECUTOR_HIGH.start(Interrupt::USART1);
+    interrupt::USART1.set_priority(Priority::P6);
+    let spawner = EXECUTOR_HIGH.start(interrupt::USART1);
     unwrap!(spawner.spawn(run_high()));
 
     // Medium-priority executor: USART2, priority level 7
-    unsafe { nvic.set_priority(Interrupt::USART2, 7 << 4) };
-    let spawner = EXECUTOR_MED.start(Interrupt::USART2);
+    interrupt::USART2.set_priority(Priority::P7);
+    let spawner = EXECUTOR_MED.start(interrupt::USART2);
     unwrap!(spawner.spawn(run_med()));
 
     // Low priority executor: runs in thread mode, using WFE/SEV
diff --git a/examples/stm32f3/src/bin/multiprio.rs b/examples/stm32f3/src/bin/multiprio.rs
index 5d010f799..80bf59deb 100644
--- a/examples/stm32f3/src/bin/multiprio.rs
+++ b/examples/stm32f3/src/bin/multiprio.rs
@@ -57,14 +57,11 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 
-use core::mem;
-
-use cortex_m::peripheral::NVIC;
 use cortex_m_rt::entry;
 use defmt::*;
 use embassy_executor::{Executor, InterruptExecutor};
 use embassy_stm32::interrupt;
-use embassy_stm32::pac::Interrupt;
+use embassy_stm32::interrupt::{InterruptExt, Priority};
 use embassy_time::{Duration, Instant, Timer};
 use static_cell::StaticCell;
 use {defmt_rtt as _, panic_probe as _};
@@ -130,16 +127,15 @@ fn main() -> ! {
     info!("Hello World!");
 
     let _p = embassy_stm32::init(Default::default());
-    let mut nvic: NVIC = unsafe { mem::transmute(()) };
 
     // High-priority executor: UART4, priority level 6
-    unsafe { nvic.set_priority(Interrupt::UART4, 6 << 4) };
-    let spawner = EXECUTOR_HIGH.start(Interrupt::UART4);
+    interrupt::UART4.set_priority(Priority::P6);
+    let spawner = EXECUTOR_HIGH.start(interrupt::UART4);
     unwrap!(spawner.spawn(run_high()));
 
     // Medium-priority executor: UART5, priority level 7
-    unsafe { nvic.set_priority(Interrupt::UART5, 7 << 4) };
-    let spawner = EXECUTOR_MED.start(Interrupt::UART5);
+    interrupt::UART5.set_priority(Priority::P7);
+    let spawner = EXECUTOR_MED.start(interrupt::UART5);
     unwrap!(spawner.spawn(run_med()));
 
     // Low priority executor: runs in thread mode, using WFE/SEV
diff --git a/examples/stm32f4/src/bin/multiprio.rs b/examples/stm32f4/src/bin/multiprio.rs
index 5d010f799..80bf59deb 100644
--- a/examples/stm32f4/src/bin/multiprio.rs
+++ b/examples/stm32f4/src/bin/multiprio.rs
@@ -57,14 +57,11 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 
-use core::mem;
-
-use cortex_m::peripheral::NVIC;
 use cortex_m_rt::entry;
 use defmt::*;
 use embassy_executor::{Executor, InterruptExecutor};
 use embassy_stm32::interrupt;
-use embassy_stm32::pac::Interrupt;
+use embassy_stm32::interrupt::{InterruptExt, Priority};
 use embassy_time::{Duration, Instant, Timer};
 use static_cell::StaticCell;
 use {defmt_rtt as _, panic_probe as _};
@@ -130,16 +127,15 @@ fn main() -> ! {
     info!("Hello World!");
 
     let _p = embassy_stm32::init(Default::default());
-    let mut nvic: NVIC = unsafe { mem::transmute(()) };
 
     // High-priority executor: UART4, priority level 6
-    unsafe { nvic.set_priority(Interrupt::UART4, 6 << 4) };
-    let spawner = EXECUTOR_HIGH.start(Interrupt::UART4);
+    interrupt::UART4.set_priority(Priority::P6);
+    let spawner = EXECUTOR_HIGH.start(interrupt::UART4);
     unwrap!(spawner.spawn(run_high()));
 
     // Medium-priority executor: UART5, priority level 7
-    unsafe { nvic.set_priority(Interrupt::UART5, 7 << 4) };
-    let spawner = EXECUTOR_MED.start(Interrupt::UART5);
+    interrupt::UART5.set_priority(Priority::P7);
+    let spawner = EXECUTOR_MED.start(interrupt::UART5);
     unwrap!(spawner.spawn(run_med()));
 
     // Low priority executor: runs in thread mode, using WFE/SEV