diff --git a/include/global.h b/include/global.h
index 63e854d328..ee8a2f4655 100644
--- a/include/global.h
+++ b/include/global.h
@@ -4,5 +4,6 @@
 #include "structs.h"
 #include "functions.h"
 #include "variables.h"
+#include "macros.h"
 
 #endif
diff --git a/include/macros.h b/include/macros.h
new file mode 100644
index 0000000000..59d2319aa7
--- /dev/null
+++ b/include/macros.h
@@ -0,0 +1,13 @@
+#ifndef _MACROS_H_
+#define _MACROS_H_
+
+#define ARRAY_COUNT(arr) (s32)(sizeof(arr) / sizeof(arr[0]))
+#define ARRAY_COUNTU(arr) (u32)(sizeof(arr) / sizeof(arr[0]))
+
+#define PHYSICAL_TO_VIRTUAL(addr) ((u32)(addr) + 0x80000000)
+#define PHYSICAL_TO_VIRTUAL2(addr) ((u32)(addr) - 0x80000000)
+#define SEGMENTED_TO_VIRTUAL(addr) (void*)(PHYSICAL_TO_VIRTUAL(gRspSegmentPhysAddrs[SEGMENT_NUMBER(addr)]) + SEGMENT_OFFSET(addr))
+
+#define ALIGN16(val) (((val) + 0xF) & ~0xF)
+
+#endif
diff --git a/include/structs.h b/include/structs.h
index 65791cfa5d..9b69e69376 100644
--- a/include/structs.h
+++ b/include/structs.h
@@ -1468,7 +1468,7 @@ typedef struct {
 /* 0x009 */ u8 spawnedObjectCount;
 /* 0x00A */ u8 mainKeepIndex;
 /* 0x00B */ u8 keepObjectId;
-/* 0x00C */ SceneObject objects[35];
+/* 0x00C */ SceneObject objects[35]; // TODO: OBJECT_EXCHANGE_BANK_MAX array size
 } SceneContext; // size = 0x958
 
 typedef struct {
diff --git a/include/variables.h b/include/variables.h
index df5105ff9e..ac84cb3133 100644
--- a/include/variables.h
+++ b/include/variables.h
@@ -4109,7 +4109,7 @@ extern UNK_TYPE1 D_801F80F8; // D_801F80F8
 extern u64 lastRenderFrameTimestamp; // D_801F8150
 extern OSMesgQueue siEventCallbackQueue; // D_801F8160
 extern OSMesg siEventCallbackBuffer[1]; // D_801F8178
-extern void* gRspSegmentPhysAddrs[16]; // D_801F8180
+extern u32 gRspSegmentPhysAddrs[16]; // D_801F8180
 extern SchedThreadStruct schedContext; // D_801F81C0
 extern OSMesgQueueListNode mainIrqmgrCallbackNode; // D_801F84F8
 extern OSMesgQueue mainIrqmgrCallbackQueue; // D_801F8500
diff --git a/src/code/z_actor.c b/src/code/z_actor.c
index 2a7abb4588..c792a6b1ea 100644
--- a/src/code/z_actor.c
+++ b/src/code/z_actor.c
@@ -215,9 +215,8 @@ void Actor_SetScale(Actor* actor, f32 scale) {
 }
 
 void Actor_SetObjectSegment(GlobalContext* ctxt, Actor* actor) {
-    // TODO: PHYSICAL_TO_VIRTUAL macro
     // TODO: Segment number enum
-    gRspSegmentPhysAddrs[6] = (void*)((u32)ctxt->sceneContext.objects[actor->objBankIndex].vramAddr + 0x80000000);
+    gRspSegmentPhysAddrs[6] = PHYSICAL_TO_VIRTUAL(ctxt->sceneContext.objects[actor->objBankIndex].vramAddr);
 }
 
 #ifdef NON_MATCHING
diff --git a/src/code/z_lib.c b/src/code/z_lib.c
index f4209e98b6..101af60d9a 100644
--- a/src/code/z_lib.c
+++ b/src/code/z_lib.c
@@ -607,9 +607,8 @@ f32 Lib_PushAwayVec3f(Vec3f* start, Vec3f* pusher, f32 distanceToApproach) {
 void Lib_Nop801004FC(void) {}
 
 void* Lib_PtrSegToVirt(void* ptr) {
-    // TODO: PHYSICAL_TO_VIRTUAL macro
     // UB to cast the pointer to u32
-    return (void*)(((u32)gRspSegmentPhysAddrs[((u32)ptr << 4) >> 28] + ((u32)ptr & 0xFFFFFF)) + 0x80000000);
+    return (void*)PHYSICAL_TO_VIRTUAL((u32)gRspSegmentPhysAddrs[((u32)ptr << 4) >> 28] + ((u32)ptr & 0xFFFFFF));
 }
 
 void* Lib_PtrSegToVirtNull(void* ptr) {
@@ -618,17 +617,15 @@ void* Lib_PtrSegToVirtNull(void* ptr) {
         return ptr;
     }
 
-    // TODO: PHYSICAL_TO_VIRTUAL macro
     // UB to cast the pointer to u32
-    return (void*)(((u32)gRspSegmentPhysAddrs[((u32)ptr << 4) >> 28] + ((u32)ptr & 0xFFFFFF)) + 0x80000000);
+    return (void*)PHYSICAL_TO_VIRTUAL((u32)gRspSegmentPhysAddrs[((u32)ptr << 4) >> 28] + ((u32)ptr & 0xFFFFFF));
 }
 
 void* Lib_PtrSegToK0(void* ptr) {
     if (ptr == NULL) {
         return NULL;
     } else {
-        // TODO: PHYSICAL_TO_VIRTUAL macro
-        return (void*)((u32)ptr + 0x80000000);
+        return (void*)PHYSICAL_TO_VIRTUAL(ptr);
     }
 }
 
@@ -636,7 +633,6 @@ void* Lib_PtrSegToK0Null(void* ptr) {
     if (ptr == NULL) {
         return NULL;
     } else {
-        // TODO: PHYSICAL_TO_VIRTUAL macro
-        return (void*)((u32)ptr + 0x80000000);
+        return (void*)PHYSICAL_TO_VIRTUAL(ptr);
     }
 }
\ No newline at end of file
diff --git a/src/code/z_room.c b/src/code/z_room.c
index 5e8e6d42ed..390783018b 100644
--- a/src/code/z_room.c
+++ b/src/code/z_room.c
@@ -109,9 +109,8 @@ s32 Room_HandleLoadCallbacks(GlobalContext* ctxt, RoomContext* roomCtxt) {
         {
             roomCtxt->unk31 = 0;
             roomCtxt->currRoom.segment = roomCtxt->activeRoomVram;
-            // TODO: PHYSICAL_TO_VIRTUAL macro
             // TODO: Segment number enum
-            gRspSegmentPhysAddrs[3] = (void*)((u32)roomCtxt->activeRoomVram + 0x80000000);
+            gRspSegmentPhysAddrs[3] = PHYSICAL_TO_VIRTUAL(roomCtxt->activeRoomVram);
 
             Scene_ProcessHeader(ctxt, (SceneCmd*)roomCtxt->currRoom.segment);
             func_80123140(ctxt, (ActorPlayer*)ctxt->actorCtx.actorList[2].first);
@@ -135,9 +134,8 @@ s32 Room_HandleLoadCallbacks(GlobalContext* ctxt, RoomContext* roomCtxt) {
 
 void Room_Draw(GlobalContext* ctxt, Room* room, u32 flags) {
     if (room->segment != NULL) {
-        // TODO: PHYSICAL_TO_VIRTUAL macro
         // TODO: Segment number enum
-        gRspSegmentPhysAddrs[3] = (void*)((u32)room->segment + 0x80000000);
+        gRspSegmentPhysAddrs[3] = PHYSICAL_TO_VIRTUAL(room->segment);
         roomDrawFuncs[room->mesh->type0.type](ctxt, room, flags);
     }
     return;
diff --git a/src/code/z_scene.c b/src/code/z_scene.c
index 79422d7ae8..9d0f89fd1c 100644
--- a/src/code/z_scene.c
+++ b/src/code/z_scene.c
@@ -5,10 +5,9 @@
 TODO:
 There are a few issues left with this file, but many rely on larger structural project changes.
 I am avoiding these in the mean time in order to not break the Ghidra project structures.
-We need a header file for just z_scene. Including relevant structs, Scene, and Object enums.
+We need a header file for just z_scene. Including relevant structs, scene, and object enums.
+Needs definition for OBJECT_EXCHANGE_BANK_MAX
 The .data, .bss, and .rodata sections are not migrated to this file yet.
-
-Additionally we need a macro header file for ALIGN16, PHYSICAL_TO_VIRTUAL, OBJECT_EXCHANGE_BANK_MAX and other global macros.
 */
 
 s32 Scene_LoadObject(SceneContext* sceneCtxt, s16 id) {
@@ -26,8 +25,8 @@ s32 Scene_LoadObject(SceneContext* sceneCtxt, s16 id) {
     // TODO: This 0x22 is OBJECT_EXCHANGE_BANK_MAX - 1 in OOT
     if (sceneCtxt->objectCount < 0x22) {
         sceneCtxt->objects[sceneCtxt->objectCount + 1].vramAddr = 
-            // TODO: ALIGN16 macro here
-            (void*)((((u32)sceneCtxt->objects[sceneCtxt->objectCount].vramAddr + size) + 0xF) & ~0xF);
+            // UB to cast pointer to u32
+            (void*)ALIGN16((u32)sceneCtxt->objects[sceneCtxt->objectCount].vramAddr + size);
     }
     
     sceneCtxt->objectCount++;
@@ -66,9 +65,8 @@ void Scene_Init(GlobalContext* ctxt, SceneContext* sceneCtxt) {
     sceneCtxt->objectVramEnd = (void*)((u32)sceneCtxt->objectVramStart + spaceSize);
     // TODO: Second argument here is an object enum
     sceneCtxt->mainKeepIndex = Scene_LoadObject(sceneCtxt, 1);
-    // TODO: PHYSICAL_TO_VIRTUAL macro
     // TODO: Segment number enum
-    gRspSegmentPhysAddrs[4] = (void*)((u32)sceneCtxt->objects[sceneCtxt->mainKeepIndex].vramAddr + 0x80000000);
+    gRspSegmentPhysAddrs[4] = PHYSICAL_TO_VIRTUAL(sceneCtxt->objects[sceneCtxt->mainKeepIndex].vramAddr);
 }
 
 void Scene_ReloadUnloadedObjects(SceneContext* sceneCtxt) {
@@ -148,7 +146,7 @@ void* func_8012F73C(SceneContext* sceneCtxt, s32 iParm2, s16 id) {
     // TODO: UB to cast void to u32
     addr = ((u32)sceneCtxt->objects[iParm2].vramAddr) + vromSize;
     // TODO: This is ALIGN16 macro from OOT. Seems to be aligning an address to DMA
-    addr = (addr + 0xF) & ~0xF;
+    addr = ALIGN16(addr);
     // UB to cast u32 to pointer
     return (void*)addr;
 }
@@ -236,10 +234,9 @@ void Scene_HeaderCommand07(GlobalContext* ctxt, SceneCmd* entry) {
     if (entry->specialFiles.keepObjectId != 0) {
         ctxt->sceneContext.keepObjectId = Scene_LoadObject(&ctxt->sceneContext, 
                                                            entry->specialFiles.keepObjectId);
-        // TODO: PHYSICAL_TO_VIRTUAL macro
         // TODO: Segment number enum 
-        gRspSegmentPhysAddrs[5] = (void*)((u32)(ctxt->sceneContext.objects[ctxt->sceneContext.keepObjectId].vramAddr)
-                                    + 0x80000000);
+        gRspSegmentPhysAddrs[5] = 
+            PHYSICAL_TO_VIRTUAL(ctxt->sceneContext.objects[ctxt->sceneContext.keepObjectId].vramAddr);
     }
 
     if (entry->specialFiles.cUpElfMsgNum != 0) {