[teagba] Wrap BIOS functions in namespaced C++ functions

deps/teagba/include/teagba/bios.hpp

@@ -20,3 +20,26 @@ void teagba_intrwait(unsigned discardExistingIntrs, unsigned intrSubs);
 void teagba_vblankintrwait();
 
 }
+
+namespace teagba {
+
+// waits for any interrupt
+inline auto halt() noexcept {
+	return teagba_halt();
+}
+
+inline auto stop() noexcept {
+	return teagba_stop();
+}
+
+// waits for interrupts specified in interSubs
+inline auto intrwait(unsigned discardExistingIntrs, unsigned intrSubs) noexcept {
+	return teagba_intrwait(discardExistingIntrs, intrSubs);
+}
+
+// waits for vblank interrupt
+inline auto vblankintrwait() noexcept {
+	return teagba_vblankintrwait();
+}
+
+}