diff --git a/src/main.rs b/src/main.rs
index da06d81..f38a4ea 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -16,8 +16,6 @@ use std::{
     io::{self, stdout, Write},
 };
 
-use crate::processor::gpu;
-
 #[macro_export]
 macro_rules! verbose_println {
     ($($tts:tt)*) => {
@@ -95,7 +93,7 @@ fn main() {
             3
         })
         .unwrap();
-    gpu::init_statics();
+    crate::processor::memory::mmio::gpu::init_statics();
 
     let rom: Rom = match fs::read(args.rom) {
         Ok(data) => Rom::load(data),
diff --git a/src/processor/memory.rs b/src/processor/memory.rs
index e76099b..3a022f3 100644
--- a/src/processor/memory.rs
+++ b/src/processor/memory.rs
@@ -5,7 +5,7 @@ use gilrs::ConnectedGamepadsIterator;
 use minifb::Key;
 // use std::io::{stdout, Write};
 
-mod mmio;
+pub mod mmio;
 pub(crate) mod rom;
 
 pub(crate) type Address = u16;
diff --git a/src/processor/gpu.rs b/src/processor/memory/mmio/gpu.rs
similarity index 99%
rename from src/processor/gpu.rs
rename to src/processor/memory/mmio/gpu.rs
index 7a66423..6ef5922 100644
--- a/src/processor/gpu.rs
+++ b/src/processor/memory/mmio/gpu.rs
@@ -41,7 +41,7 @@ pub struct Gpu {
 }
 
 impl Gpu {
-    pub(super) fn new(enable_tile_window: bool) -> Self {
+    pub fn new(enable_tile_window: bool) -> Self {
         let tile_window = if enable_tile_window {
             let mut window = Window::new(
                 "Tiles",
diff --git a/src/processor/gpu/tile_window.rs b/src/processor/memory/mmio/gpu/tile_window.rs
similarity index 91%
rename from src/processor/gpu/tile_window.rs
rename to src/processor/memory/mmio/gpu/tile_window.rs
index f60a2b1..636a396 100644
--- a/src/processor/gpu/tile_window.rs
+++ b/src/processor/memory/mmio/gpu/tile_window.rs
@@ -3,11 +3,13 @@ use minifb::Window;
 use crate::{
     processor::{
         get_bit,
-        gpu::{
-            bits_to_mapped_colour, scale_buffer, Palette, TiledataArea, TILE_WINDOW_HEIGHT,
-            TILE_WINDOW_HEIGHT_SCALED, TILE_WINDOW_WIDTH, TILE_WINDOW_WIDTH_SCALED,
+        memory::{
+            mmio::gpu::{
+                bits_to_mapped_colour, scale_buffer, Palette, TiledataArea, TILE_WINDOW_HEIGHT,
+                TILE_WINDOW_HEIGHT_SCALED, TILE_WINDOW_WIDTH, TILE_WINDOW_WIDTH_SCALED,
+            },
+            Memory,
         },
-        memory::Memory,
     },
     FACTOR,
 };
diff --git a/src/processor/gpu/types.rs b/src/processor/memory/mmio/gpu/types.rs
similarity index 100%
rename from src/processor/gpu/types.rs
rename to src/processor/memory/mmio/gpu/types.rs
diff --git a/src/processor/memory/mmio/mod.rs b/src/processor/memory/mmio/mod.rs
index f14a15c..50b454a 100644
--- a/src/processor/memory/mmio/mod.rs
+++ b/src/processor/memory/mmio/mod.rs
@@ -1,6 +1,8 @@
 mod apu;
+pub(crate) mod gpu;
 mod joypad;
 mod serial;
 pub use apu::Apu;
+pub use gpu::Gpu;
 pub use joypad::Joypad;
 pub use serial::Serial;
diff --git a/src/processor/mod.rs b/src/processor/mod.rs
index c28bc36..f7088c0 100644
--- a/src/processor/mod.rs
+++ b/src/processor/mod.rs
@@ -1,6 +1,9 @@
 use std::time::Instant;
 
-use self::{gpu::Gpu, memory::Memory, timer::Timers};
+use self::{
+    memory::{mmio::Gpu, Memory},
+    timer::Timers,
+};
 use crate::{
     util::{clear_bit, get_bit},
     verbose_println,
@@ -8,7 +11,6 @@ use crate::{
 use gilrs::Gilrs;
 use minifb::Window;
 
-pub mod gpu;
 mod instructions;
 pub mod memory;
 mod opcodes;