atsamd21: unmask TC4 interrupt

rtic-rs · Nov 11, 2024 · 75c9f66 · 75c9f66
1 parent 03ace97
commit 75c9f66
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Showing 3 changed files with 7 additions and 1 deletion.
diff --git a/rtic-monotonics/Cargo.toml b/rtic-monotonics/Cargo.toml
@@ -118,7 +118,7 @@ imxrt_gpt2 = ["imxrt"]
 esp32c3-systimer = ["dep:esp32c3", "dep:riscv"]
 
 # ATSAMD21 Timer
-atsamd21g = ["dep:atsamd21g"]
+atsamd21g = ["dep:cortex-m", "dep:atsamd21g"]
 
 
 # STM32 timers

diff --git a/rtic-monotonics/src/atsamd21.rs b/rtic-monotonics/src/atsamd21.rs
@@ -114,6 +114,11 @@ impl Tc4Tc5Backend {
         // Enable the timer
         tc4.ctrla().modify(|_, w| w.enable().set_bit());
         Self::sync();
+
+        unsafe {
+            crate::set_monotonic_prio(pac::NVIC_PRIO_BITS, pac::Interrupt::TC4);
+            pac::NVIC::unmask(pac::Interrupt::TC4);
+        }
     }
 }
 

diff --git a/rtic-monotonics/src/lib.rs b/rtic-monotonics/src/lib.rs
@@ -99,6 +99,7 @@ pub(crate) const fn cortex_logical2hw(logical: u8, nvic_prio_bits: u8) -> u8 {
     feature = "nrf5340-net",
     feature = "nrf9160",
     feature = "imxrt",
+    feature = "atsamd21g",
     stm32,
 ))]
 pub(crate) unsafe fn set_monotonic_prio(