THE FORWARDED INTERRUPT

kernel/src/holeybytes/ecah.rs

@@ -1,5 +1,7 @@
 //! Environment call handling routines
 
+use log::log;
+
 use {alloc::boxed::Box, core::cell::LazyCell, hbvm::mem::Address};
 
 use crate::{
@@ -245,6 +247,7 @@ pub fn handler(vm: &mut Vm, pid: &usize) {
         6 => { // Wait till interrupt
             use crate::kmain::EXECUTOR;
             let interrupt_type = vm.registers[3].cast::<u8>();
+            info!("Interrupt subscribled: {}", interrupt_type);
             unsafe{
                 EXECUTOR.pause(pid.clone());
                 LazyCell::<Executor>::get_mut(&mut EXECUTOR).unwrap().interrupt_subscribe(pid.clone(), interrupt_type);

kernel/src/task.rs

@@ -35,7 +35,7 @@ impl<T: Future<Output = ()> + Send> Process for T {}
 pub struct Executor {
     tasks:      Slab<Task>,
     task_queue: Arc<SegQueue<usize>>,
-    interrupt_lookup: Box<[Option<usize>; u8::MAX as usize]>,
+    interrupt_lookup: [Option<usize>; u8::MAX as usize],
 }
 
 impl Executor {
@@ -60,7 +60,7 @@ impl Executor {
         }
     }
 
-    pub fn unpause(self, id: usize) {
+    pub fn unpause(&self, id: usize) {
         if let Some(task) = self.tasks.get(id) {
             task.set_paused(false);
             self.task_queue.push(id);
@@ -85,7 +85,8 @@ impl Executor {
             }
 
             if batch_len == 0 {
-                break;
+                //break;
+                continue;
             }
 
             for &(mut id) in &task_batch[..batch_len] {
@@ -108,8 +109,7 @@ impl Executor {
     pub fn send_interrupt(&self, interrupt : u8){
         let id = self.interrupt_lookup[interrupt as usize];
         if let Some(id) = id{
-            let task = &self.tasks[id];
-            task.set_paused(false);
+            self.unpause(id);
         }
     }
 }

sysdata/libraries/stn/src/sleep.hb

@@ -3,5 +3,5 @@ subscribe_to_interrupt := fn(interrupt_number: u8): bool {
 }
 // Pauses execution until the interrupt occures
 sleep_until_interrupt := fn(interrupt_number: u8): void {
-	@eca(6, 32);
+	@eca(6, interrupt_number)
 }

sysdata/programs/timer_test/meta.toml

@@ -0,0 +1,11 @@
+[package]
+name = "timer_test"
+authors = ["Talha Qamar"]
+
+[dependants.libraries]
+
+[dependants.binaries]
+hblang.version = "1.0.0"
+
+[build]
+command = "hblang src/main.hb"

sysdata/programs/timer_test/src/main.hb

@@ -0,0 +1,10 @@
+sleep := @use("../../../libraries/stn/src/sleep.hb")
+log := @use("../../../libraries/stn/src/log.hb")
+
+main := fn(): int {
+	loop {
+		log.info("BEFORE\0")
+		sleep.sleep_until_interrupt(32)
+		log.info("AFTER\0")
+	}
+}

sysdata/system_config.toml

@@ -34,6 +34,9 @@ resolution = "1024x768x24"
 # [boot.limine.ableos.modules.ps2_keyboard_driver]
 # path = "boot:///ps2_keyboard_driver.hbf"
 
+[boot.limine.ableos.modules.timer_test]
+path = "boot:///timer_test.hbf"
+
 # [boot.limine.ableos.modules.sunset_client]
 # path = "boot:///sunset_client.hbf"
 #