2 files changed, 48 insertions, 14 deletions

diff --git a/embassy-stm32/src/exti.rs b/embassy-stm32/src/exti.rs
index a8875fb5d..0ee93bede 100644
--- a/embassy-stm32/src/exti.rs
+++ b/embassy-stm32/src/exti.rs
@@ -237,22 +237,63 @@ macro_rules! impl_exti_irq {
 }
  */
 
+macro_rules! foreach_exti_irq {
+    ($action:ident) => {
+        crate::pac::interrupts!(
+            (EXTI0)  => { $action!(EXTI0); };
+            (EXTI1)  => { $action!(EXTI1); };
+            (EXTI2)  => { $action!(EXTI2); };
+            (EXTI3)  => { $action!(EXTI3); };
+            (EXTI4)  => { $action!(EXTI4); };
+            (EXTI5)  => { $action!(EXTI5); };
+            (EXTI6)  => { $action!(EXTI6); };
+            (EXTI7)  => { $action!(EXTI7); };
+            (EXTI8)  => { $action!(EXTI8); };
+            (EXTI9)  => { $action!(EXTI9); };
+            (EXTI10) => { $action!(EXTI10); };
+            (EXTI11) => { $action!(EXTI11); };
+            (EXTI12) => { $action!(EXTI12); };
+            (EXTI13) => { $action!(EXTI13); };
+            (EXTI14) => { $action!(EXTI14); };
+            (EXTI15) => { $action!(EXTI15); };
+
+            // plus the weird ones
+            (EXTI0_1)   => { $action!( EXTI0_1 ); };
+            (EXTI15_10) => { $action!(EXTI15_10); };
+            (EXTI15_4)  => { $action!(EXTI15_4); };
+            (EXTI1_0)   => { $action!(EXTI1_0); };
+            (EXTI2_3)   => { $action!(EXTI2_3); };
+            (EXTI2_TSC) => { $action!(EXTI2_TSC); };
+            (EXTI3_2)   => { $action!(EXTI3_2); };
+            (EXTI4_15)  => { $action!(EXTI4_15); };
+            (EXTI9_5)   => { $action!(EXTI9_5); };
+        );
+    };
+}
+
+macro_rules! enable_irq {
+    ($e:ident) => {
+        crate::interrupt::$e::steal().enable();
+    };
+}
+
 /// safety: must be called only once
 pub(crate) unsafe fn init_exti() {
     use embassy::interrupt::Interrupt;
     use embassy::interrupt::InterruptExt;
 
-    crate::pac::exti_interrupts!(
-        ($e:ident) => {
-            crate::interrupt::$e::steal().enable();
-        };
-    );
+    foreach_exti_irq!(enable_irq);
 }
 
-crate::pac::exti_interrupts!(
+use crate::interrupt;
+
+macro_rules! impl_irq {
     ($e:ident) => {
+        #[interrupt]
         unsafe fn $e() {
             on_irq()
         }
     };
-);
+}
+
+foreach_exti_irq!(impl_irq);
diff --git a/stm32-metapac/build.rs b/stm32-metapac/build.rs
index b19906ea8..ef95f3313 100644
--- a/stm32-metapac/build.rs
+++ b/stm32-metapac/build.rs
@@ -255,15 +255,8 @@ fn main() {
         .map(|(kind, version)| vec![kind.clone(), version.clone()])
         .collect();
 
-    let exti_interrupt_table = &interrupt_table
-        .iter()
-        .filter(|row| row[0].contains("EXTI"))
-        .map(|row| row.clone())
-        .collect();
-
     make_table(&mut extra, "pins", &pin_table);
     make_table(&mut extra, "interrupts", &interrupt_table);
-    make_table(&mut extra, "exti_interrupts", &exti_interrupt_table);
     make_table(&mut extra, "peripherals", &peripherals_table);
     make_table(&mut extra, "peripheral_versions", &peripheral_version_table);
     make_table(&mut extra, "peripheral_pins", &peripheral_pins_table);