Don't mark irq_trigger as no_mangle

src/arch/aarch64/interrupt/irq.rs

@@ -1,4 +1,4 @@
-use crate::{arch::device::ROOT_IC_IDX, dtb::irqchip::IRQ_CHIP};
+use crate::{arch::device::ROOT_IC_IDX, dtb::irqchip::IRQ_CHIP, scheme::irq::irq_trigger};
 use core::sync::atomic::Ordering;
 
 #[cfg(feature = "sys_stat")]
@@ -37,11 +37,7 @@ pub unsafe fn trigger(irq: u32) {
     #[cfg(feature = "sys_stat")]
     PercpuBlock::current().stats.add_irq(irq);
 
-    extern "C" {
-        fn irq_trigger(irq: u32);
-    }
-
-    irq_trigger(irq);
+    irq_trigger(irq.try_into().unwrap());
     IRQ_CHIP.irq_eoi(irq);
 }
 

src/arch/x86/interrupt/irq.rs

@@ -13,6 +13,7 @@ use crate::{
     ipi::{ipi, IpiKind, IpiTarget},
     scheme::{
         debug::{debug_input, debug_notify},
+        irq::irq_trigger,
         serio::serio_input,
     },
     time,
@@ -69,11 +70,6 @@ fn irq_method() -> IrqMethod {
     }
 }
 
-extern "C" {
-    // triggers irq scheme
-    fn irq_trigger(irq: u8);
-}
-
 /// Notify the IRQ scheme that an IRQ has been registered. This should mask the IRQ until the
 /// scheme user unmasks it ("acknowledges" it).
 unsafe fn trigger(irq: u8) {

src/arch/x86_64/interrupt/irq.rs

@@ -4,6 +4,7 @@ use alloc::vec::Vec;
 
 #[cfg(feature = "sys_stat")]
 use crate::percpu::PercpuBlock;
+use crate::scheme::irq::irq_trigger;
 use crate::{
     context::{self, timeout},
     device::{
@@ -67,11 +68,6 @@ fn irq_method() -> IrqMethod {
     }
 }
 
-extern "C" {
-    // triggers irq scheme
-    fn irq_trigger(irq: u8);
-}
-
 /// Notify the IRQ scheme that an IRQ has been registered. This should mask the IRQ until the
 /// scheme user unmasks it ("acknowledges" it).
 unsafe fn trigger(irq: u8) {

src/scheme/irq.rs

@@ -54,8 +54,7 @@ const INO_BSP: u64 = 0x8001_0000_0000_0000;
 const INO_PHANDLE: u64 = 0x8003_0000_0000_0000;
 
 /// Add to the input queue
-#[no_mangle]
-pub extern "C" fn irq_trigger(irq: u8) {
+pub fn irq_trigger(irq: u8) {
     COUNTS.lock()[irq as usize] += 1;
 
     for (fd, _) in HANDLES