diff --git a/Cargo.lock b/Cargo.lock
index da83d79..f6af26a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -859,12 +859,12 @@ dependencies = [
 [[package]]
 name = "hbbytecode"
 version = "0.1.0"
-source = "git+https://git.ablecorp.us/ableos/holey-bytes#75995422262a192f2c87713d239856e98c799f41"
+source = "git+https://git.ablecorp.us/ableos/holey-bytes#6a444bd29ea6d474ec98edbc11b27030825b86e2"
 
 [[package]]
 name = "hbvm"
 version = "0.1.0"
-source = "git+https://git.ablecorp.us/ableos/holey-bytes#75995422262a192f2c87713d239856e98c799f41"
+source = "git+https://git.ablecorp.us/ableos/holey-bytes#6a444bd29ea6d474ec98edbc11b27030825b86e2"
 dependencies = [
  "delegate",
  "derive_more",
diff --git a/kernel/src/kmain.rs b/kernel/src/kmain.rs
index 0c9fded..ca83248 100644
--- a/kernel/src/kmain.rs
+++ b/kernel/src/kmain.rs
@@ -4,7 +4,6 @@
 use {
     crate::{
         bootmodules::{build_cmd, BootModules},
-        capabilities,
         device_tree::DeviceTree,
         scheduler::Scheduler,
     },
@@ -38,10 +37,10 @@ pub fn kmain(cmdline: &str, boot_modules: BootModules) -> ! {
     // TODO: schedule the filesystem driver from the initramfs
     // TODO: schedule the init system from the initramfs
 
-    capabilities::example();
+    // capabilities::example();
 
     let mut sched = Scheduler::new();
-    // AHEM that isn't a valid HBVM program
+
     sched.new_process(boot_modules[0].bytes.clone());
     sched.new_process(boot_modules[1].bytes.clone());
 
diff --git a/kernel/src/scheduler.rs b/kernel/src/scheduler.rs
index df075b9..fa5980f 100644
--- a/kernel/src/scheduler.rs
+++ b/kernel/src/scheduler.rs
@@ -48,11 +48,29 @@ impl Scheduler<'_> {
             }
 
             let mut prog = self.data.pop_front().unwrap();
-            prog.run().unwrap();
+            let ret = prog.run();
+            match ret {
+                Ok(oki) => match oki {
+                    hbvm::vm::VmRunOk::End => {
+                        log::info!(
+                            "Program ended. {} programs remaining.",
+                            // Add one here because we pop a program
+                            self.data.len() + 1
+                        )
+                    }
+                    hbvm::vm::VmRunOk::Timer => {
+                        log::info!("Timer exhausted. Scheduled program");
+                        self.data.push_back(prog);
+                    }
+                    hbvm::vm::VmRunOk::Ecall => {
+                        // panic!();
+                        log::info!("{:?}", prog.registers);
+                        self.data.push_back(prog);
+                    }
+                },
 
-            // log::info!("VM registers {:?}", prog.registers);
-            log::info!("Scheduled program");
-            self.data.push_back(prog);
+                Err(_) => {}
+            }
         }
     }
 }
diff --git a/repbuild/holeybytes/ecall.hb b/repbuild/holeybytes/ecall.hb
new file mode 100644
index 0000000..3ecd89a
Binary files /dev/null and b/repbuild/holeybytes/ecall.hb differ
diff --git a/repbuild/holeybytes/inf_loop.hb b/repbuild/holeybytes/inf_loop.hb
new file mode 100644
index 0000000..0a4fe61
Binary files /dev/null and b/repbuild/holeybytes/inf_loop.hb differ
diff --git a/repbuild/inf_loop.hb b/repbuild/inf_loop.hb
deleted file mode 100644
index 2896284..0000000
Binary files a/repbuild/inf_loop.hb and /dev/null differ
diff --git a/repbuild/limine.cfg b/repbuild/limine.cfg
index bddfbce..6948659 100644
--- a/repbuild/limine.cfg
+++ b/repbuild/limine.cfg
@@ -21,5 +21,5 @@ TERM_BACKDROP=008080
     MODULE_PATH=boot:///inf_loop.hb
     MODULE_CMDLINE="diskid=123456789"
 
-    MODULE_PATH=boot:///inf_loop.hb
+    MODULE_PATH=boot:///ecall.hb
     MODULE_CMDLINE=""
\ No newline at end of file
diff --git a/repbuild/src/main.rs b/repbuild/src/main.rs
index d7d688e..041e51b 100644
--- a/repbuild/src/main.rs
+++ b/repbuild/src/main.rs
@@ -122,10 +122,15 @@ fn get_fs() -> Result<FileSystem<impl ReadWriteSeek>, io::Error> {
         &mut fs.root_dir().create_file("background.bmp")?,
     )?;
     io::copy(
-        &mut File::open("repbuild/inf_loop.hb")?,
+        &mut File::open("repbuild/holeybytes/inf_loop.hb")?,
         &mut fs.root_dir().create_file("inf_loop.hb")?,
     )?;
 
+    io::copy(
+        &mut File::open("repbuild/holeybytes/ecall.hb")?,
+        &mut fs.root_dir().create_file("ecall.hb")?,
+    )?;
+
     drop(bootdir);
     Ok(fs)
 }
@@ -224,8 +229,17 @@ fn run(release: bool, target: Target) -> Result<(), Error> {
 
     if target == Target::Aarch64 {
         com.args([
-            "-M", "virt", "-m", //
+            "-bios",
+            "target/OVMF_CODE.fd",
+            "-M",
+            "virt",
+            "-device",
+            "ramfb",
+            "-m", //
             "128M",
+            //
+            "-drive",
+            "file=target/disk.img,format=raw",
             // "-serial", "stdio",
         ]);
     }