Implement more test arch features

arch/test/src/interrupt.rs

@@ -23,6 +23,12 @@ pub unsafe fn halt() {
     ::std::thread::yield_now();
 }
 
+/// Pause instruction
+#[inline(always)]
+pub unsafe fn pause() {
+
+}
+
 /// Set interrupts and nop
 #[inline(always)]
 pub unsafe fn enable_and_nop() {

arch/test/src/lib.rs

@@ -38,3 +38,6 @@ pub mod interrupt;
 
 /// Initialization and main function
 pub mod main;
+
+/// Time functions
+pub mod time;

arch/test/src/time.rs

@@ -0,0 +1,7 @@
+pub fn monotonic() -> (u64, u64) {
+    (0, 0)
+}
+
+pub fn realtime() -> (u64, u64) {
+    (0, 0)
+}