[dbg] Add results

src/misc/emulator_error.rs

@@ -0,0 +1,21 @@
+use std::fmt::Debug;
+
+#[derive(Debug)]
+pub enum DeviceType {
+    RAM,
+    MMU,
+    KEYBOARD,
+    AUDIO,
+    GRAPHICS,
+}
+
+#[derive(Debug)]
+pub enum EmulatorError {
+    AllocationError(DeviceType, &'static str),
+    UnreachableMemoryError(DeviceType, u32),
+}
+
+
+
+
+

src/misc/mod.rs

@@ -1 +1,3 @@
-pub mod endian;
+pub mod endian;
+pub mod emulator_error;
+pub mod result;

src/misc/result.rs

@@ -0,0 +1,3 @@
+use crate::misc::emulator_error::EmulatorError;
+
+pub type EmulatorResult<T> = Result<T,EmulatorError>;