Idle + Main bss and cleanup (#1292)

* Idle bss and cleanup

* main bss and cleanup

* format

* Remove pad comment about sAudioMgr

* PR

* Missed a couple size_t changes

* unused pads

* static

8 files changed, 55 insertions, 50 deletions

diff --git a/src/code/game.c b/src/code/game.c
index 685b2f492..50139348c 100644
--- a/src/code/game.c
+++ b/src/code/game.c
@@ -1,5 +1,6 @@
 #include "global.h"
 #include "audiomgr.h"
+#include "idle.h"
 #include "system_malloc.h"
 #include "z64debug_text.h"
 #include "z64rumble.h"
diff --git a/src/code/graph.c b/src/code/graph.c
index f4f04fc1f..6d4665b39 100644
--- a/src/code/graph.c
+++ b/src/code/graph.c
@@ -1,6 +1,7 @@
 #include "prevent_bss_reordering.h"
 #include "global.h"
 #include "buffers.h"
+#include "idle.h"
 #include "system_malloc.h"
 #include "overlays/gamestates/ovl_daytelop/z_daytelop.h"
 #include "overlays/gamestates/ovl_file_choose/z_file_select.h"
diff --git a/src/code/main.c b/src/code/main.c
index 381c42fac..f969df70d 100644
--- a/src/code/main.c
+++ b/src/code/main.c
@@ -1,34 +1,41 @@
-/**
- * This file has unmigrated bss. It is not practical to migrate it until we have a better way of dealing with bss
- * reordering than just prevent_bss_reordering.h: there is too much of it to control, and it cannot be split into
- * separate files since most of it is at addresses ending in 8.
- */
-
-#include "global.h"
 #include "audiomgr.h"
-#include "buffers.h"
+#include "idle.h"
+#include "irqmgr.h"
+#include "padmgr.h"
+#include "scheduler.h"
 #include "stack.h"
 #include "stackcheck.h"
 #include "system_heap.h"
 #include "z64thread.h"
 
-extern OSMesgQueue sSiIntMsgQ;
-extern OSMesg sSiIntMsgBuf[1];
-extern u32 gSegments[NUM_SEGMENTS];
-extern SchedContext gSchedContext;
-extern IrqMgrClient irqClient;
-extern OSMesgQueue irqMgrMsgQ;
-extern OSMesg irqMgrMsgBuf[60];
-extern OSThread gGraphThread;
-extern STACK(sGraphStack, 0x1800);
-extern STACK(sSchedStack, 0x600);
-extern STACK(sAudioStack, 0x800);
-extern STACK(sPadMgrStack, 0x500);
-extern StackEntry sGraphStackInfo;
-extern StackEntry sSchedStackInfo;
-extern StackEntry sAudioStackInfo;
-extern StackEntry sPadMgrStackInfo;
-extern AudioMgr sAudioMgr;
+// Variables are put before most headers as a hacky way to bypass bss reordering
+OSMesgQueue sSerialEventQueue;
+OSMesg sSerialMsgBuf[1];
+u32 gSegments[NUM_SEGMENTS];
+SchedContext gSchedContext;
+IrqMgrClient sIrqClient;
+OSMesgQueue sIrqMgrMsgQueue;
+OSMesg sIrqMgrMsgBuf[60];
+OSThread gGraphThread;
+STACK(sGraphStack, 0x1800);
+STACK(sSchedStack, 0x600);
+STACK(sAudioStack, 0x800);
+STACK(sPadMgrStack, 0x500);
+StackEntry sGraphStackInfo;
+StackEntry sSchedStackInfo;
+StackEntry sAudioStackInfo;
+StackEntry sPadMgrStackInfo;
+AudioMgr sAudioMgr;
+static s32 sBssPad;
+PadMgr gPadMgr;
+
+#include "main.h"
+#include "buffers.h"
+#include "global.h"
+
+s32 gScreenWidth = SCREEN_WIDTH;
+s32 gScreenHeight = SCREEN_HEIGHT;
+size_t gSystemHeapSize = 0;
 
 void Main(void* arg) {
     intptr_t fb;
@@ -46,30 +53,31 @@ void Main(void* arg) {
 
     sysHeap = gSystemHeap;
     fb = 0x80780000;
-    startHeapSize = fb - sysHeap;
-    SystemHeap_Init(sysHeap, startHeapSize);
+    gSystemHeapSize = fb - sysHeap;
+    SystemHeap_Init(sysHeap, gSystemHeapSize);
 
     Regs_Init();
 
     R_ENABLE_ARENA_DBG = 0;
 
-    osCreateMesgQueue(&sSiIntMsgQ, sSiIntMsgBuf, ARRAY_COUNT(sSiIntMsgBuf));
-    osSetEventMesg(OS_EVENT_SI, &sSiIntMsgQ, NULL);
+    osCreateMesgQueue(&sSerialEventQueue, sSerialMsgBuf, ARRAY_COUNT(sSerialMsgBuf));
+    osSetEventMesg(OS_EVENT_SI, &sSerialEventQueue, NULL);
 
-    osCreateMesgQueue(&irqMgrMsgQ, irqMgrMsgBuf, ARRAY_COUNT(irqMgrMsgBuf));
+    osCreateMesgQueue(&sIrqMgrMsgQueue, sIrqMgrMsgBuf, ARRAY_COUNT(sIrqMgrMsgBuf));
 
     StackCheck_Init(&sSchedStackInfo, sSchedStack, STACK_TOP(sSchedStack), 0, 0x100, "sched");
-    Sched_Init(&gSchedContext, STACK_TOP(sSchedStack), Z_PRIORITY_SCHED, D_8009B290, 1, &gIrqMgr);
+    Sched_Init(&gSchedContext, STACK_TOP(sSchedStack), Z_PRIORITY_SCHED, gViConfigModeType, 1, &gIrqMgr);
 
     CIC6105_AddRomInfoFaultPage();
 
-    IrqMgr_AddClient(&gIrqMgr, &irqClient, &irqMgrMsgQ);
+    IrqMgr_AddClient(&gIrqMgr, &sIrqClient, &sIrqMgrMsgQueue);
 
     StackCheck_Init(&sAudioStackInfo, sAudioStack, STACK_TOP(sAudioStack), 0, 0x100, "audio");
-    AudioMgr_Init(&sAudioMgr, STACK_TOP(sAudioStack), Z_PRIORITY_AUDIOMGR, 0xA, &gSchedContext, &gIrqMgr);
+    AudioMgr_Init(&sAudioMgr, STACK_TOP(sAudioStack), Z_PRIORITY_AUDIOMGR, Z_THREAD_ID_AUDIOMGR, &gSchedContext,
+                  &gIrqMgr);
 
     StackCheck_Init(&sPadMgrStackInfo, sPadMgrStack, STACK_TOP(sPadMgrStack), 0, 0x100, "padmgr");
-    PadMgr_Init(&sSiIntMsgQ, &gIrqMgr, 7, Z_PRIORITY_PADMGR, STACK_TOP(sPadMgrStack));
+    PadMgr_Init(&sSerialEventQueue, &gIrqMgr, Z_THREAD_ID_PADMGR, Z_PRIORITY_PADMGR, STACK_TOP(sPadMgrStack));
 
     AudioMgr_Unlock(&sAudioMgr);
 
@@ -81,7 +89,7 @@ void Main(void* arg) {
 
     while (!exit) {
         msg = NULL;
-        osRecvMesg(&irqMgrMsgQ, (OSMesg*)&msg, OS_MESG_BLOCK);
+        osRecvMesg(&sIrqMgrMsgQueue, (OSMesg*)&msg, OS_MESG_BLOCK);
         if (msg == NULL) {
             break;
         }
@@ -90,12 +98,13 @@ void Main(void* arg) {
             case OS_SC_PRE_NMI_MSG:
                 Nmi_SetPrenmiStart();
                 break;
+
             case OS_SC_NMI_MSG:
                 exit = true;
                 break;
         }
     }
 
-    IrqMgr_RemoveClient(&gIrqMgr, &irqClient);
+    IrqMgr_RemoveClient(&gIrqMgr, &sIrqClient);
     osDestroyThread(&gGraphThread);
 }
diff --git a/src/code/sched.c b/src/code/sched.c
index 29c558ea7..fb7a0073c 100644
--- a/src/code/sched.c
+++ b/src/code/sched.c
@@ -1,5 +1,6 @@
 #include "prevent_bss_reordering.h"
 #include "global.h"
+#include "idle.h"
 #include "stackcheck.h"
 #include "z64thread.h"
 
@@ -20,14 +21,12 @@ u64* gAudioSPDataPtr;
 u32 gAudioSPDataSize;
 
 void Sched_SwapFramebuffer(CfbInfo* cfbInfo) {
-    s32 one = 1;
-
     if (cfbInfo->swapBuffer != NULL) {
         osViSwapBuffer(cfbInfo->swapBuffer);
         cfbInfo->updateRate2 = cfbInfo->updateRate;
 
         if ((SREG(62) == 0) && (cfbInfo->viMode != NULL)) {
-            D_80096B20 = one;
+            D_80096B20 = 1;
             osViSetMode(cfbInfo->viMode);
             osViSetSpecialFeatures(cfbInfo->features);
             osViSetXScale(cfbInfo->xScale);
@@ -43,7 +42,7 @@ void Sched_RetraceUpdateFramebuffer(SchedContext* sched, CfbInfo* cfbInfo) {
         sched->shouldUpdateVi = false;
 
         if (gIrqMgrResetStatus == 0) {
-            ViConfig_UpdateVi(0);
+            ViConfig_UpdateVi(false);
         }
     }
     Sched_SwapFramebuffer(cfbInfo);
@@ -53,7 +52,7 @@ void Sched_HandleReset(SchedContext* sched) {
 }
 
 void Sched_HandleStop(SchedContext* sched) {
-    ViConfig_UpdateVi(1);
+    ViConfig_UpdateVi(true);
 }
 
 /**
@@ -600,7 +599,7 @@ void Sched_ThreadEntry(void* arg) {
  * Registers an IrqClient for the thread and fault client for the SchedContext.
  * Directs the OS to send SP and DP OS messages to interruptQ when the RSP or RDP signal task completion.
  */
-void Sched_Init(SchedContext* sched, void* stack, OSPri pri, UNK_TYPE arg3, UNK_TYPE arg4, IrqMgr* irqMgr) {
+void Sched_Init(SchedContext* sched, void* stack, OSPri pri, u8 viModeType, UNK_TYPE arg4, IrqMgr* irqMgr) {
     bzero(sched, sizeof(SchedContext));
 
     sched->shouldUpdateVi = true;
diff --git a/src/code/sys_ucode.c b/src/code/sys_ucode.c
index f9433eab2..df59275e2 100644
--- a/src/code/sys_ucode.c
+++ b/src/code/sys_ucode.c
@@ -4,12 +4,6 @@
  */
 #include "global.h"
 
-extern u64 rspbootTextStart[];
-extern u64 rspbootTextEnd[];
-
-extern u64 gspF3DZEX2_NoN_PosLight_fifoTextStart[];
-extern u64 gspF3DZEX2_NoN_PosLight_fifoDataStart[];
-
 u64* initialgspUcodeText = gspF3DZEX2_NoN_PosLight_fifoTextStart;
 u64* initialgspUcodeData = gspF3DZEX2_NoN_PosLight_fifoDataStart;
 
diff --git a/src/code/z_play.c b/src/code/z_play.c
index c19b3c277..ac9c1eacc 100644
--- a/src/code/z_play.c
+++ b/src/code/z_play.c
@@ -1,5 +1,6 @@
 #include "global.h"
 #include "buffers.h"
+#include "idle.h"
 #include "z64bombers_notebook.h"
 #include "z64debug_display.h"
 #include "z64quake.h"
diff --git a/src/code/z_prenmi.c b/src/code/z_prenmi.c
index 097d4d946..51f2d77f7 100644
--- a/src/code/z_prenmi.c
+++ b/src/code/z_prenmi.c
@@ -8,7 +8,7 @@ void PreNMI_Stop(PreNMIState* this) {
 
 void PreNMI_Update(PreNMIState* this) {
     if (this->timer == 0) {
-        ViConfig_UpdateVi(1);
+        ViConfig_UpdateVi(true);
         PreNMI_Stop(this);
     } else {
         this->timer--;
diff --git a/src/code/z_skin.c b/src/code/z_skin.c
index 0d3e0bf85..0b7c5d5a0 100644
--- a/src/code/z_skin.c
+++ b/src/code/z_skin.c
@@ -4,7 +4,7 @@
 // 60 is an arbitrary number which specifies the max amount of limbs per skeleton this system supports
 MtxF gSkinLimbMatrices[60];
 
-static s32 sUnused;
+static s32 sBssPad;
 
 void Skin_UpdateVertices(MtxF* mtx, SkinVertex* skinVertices, SkinLimbModif* modifEntry, Vtx* vtxBuf, Vec3f* pos) {
     SkinVertex* vertexEntry;