can run entrypoint on user elf

syscalls via call_abi are still not working

abi/src/lib.rs

@@ -3,9 +3,8 @@
 use core::ffi::c_void;
 use shared::keyboard::{KeyCode, KeyEvent, KeyState, Modifiers};
 
-unsafe extern "C" {
-    fn call_abi(call: *const Syscall);
-}
+#[unsafe(no_mangle)]
+pub unsafe fn call_abi(_call: *const Syscall) {}
 
 #[repr(C)]
 pub enum Syscall {