diff --git a/include/PR/os_pi.h b/include/PR/os_pi.h
index 500ec916f..0c7459784 100644
--- a/include/PR/os_pi.h
+++ b/include/PR/os_pi.h
@@ -198,7 +198,7 @@ extern u32 		osPiGetStatus(void);
 extern s32		osPiGetDeviceType(void);
 extern s32		osPiWriteIo(u32, u32);
 extern s32		osPiReadIo(u32, u32 *);
-extern s32		osPiStartDma(OSIoMesg *, s32, s32, uintptr_t, void *, u32,
+extern s32		osPiStartDma(OSIoMesg *, s32, s32, u32, void *, u32,
 				     OSMesgQueue *);
 extern void		osCreatePiManager(OSPri, OSMesgQueue *, OSMesg *, s32);
 
diff --git a/port/include/preprocess.h b/port/include/preprocess.h
index c8734c1cd..36b19d9f5 100644
--- a/port/include/preprocess.h
+++ b/port/include/preprocess.h
@@ -14,11 +14,12 @@ void preprocessALCMidiHdr(u8 *data, u32 size);
 u8* preprocessSequences(u8 *data, u32 size, u32 *outSize);
 u8* preprocessTexturesList(u8 *data, u32 size, u32 *outSize);
 
+void preprocessBgSection1(u8* data, u32 size);
+void preprocessBgSection2(u8 *data, u32 size);
+void preprocessBgSection3(u8* data, u32 size);
 void preprocessBgSection1Header(u8 *data, u32 size);
 void preprocessBgSection2Header(u8 *data, u32 size);
-void preprocessBgSection2(u8 *data, u32 size);
 void preprocessBgSection3Header(u8 *data, u32 size);
-void preprocessBgSection3(u8 *data, u32 size);
 void preprocessBgLights(u8 *data, u32 ofs);
 
 u8 *preprocessLangFile(u8 *data, u32 size, u32 *outSize);
diff --git a/src/lib/ultra/io/pidma.c b/src/lib/ultra/io/pidma.c
index 1fc7b61d7..75d758d1b 100644
--- a/src/lib/ultra/io/pidma.c
+++ b/src/lib/ultra/io/pidma.c
@@ -1,7 +1,7 @@
 #include <os_internal.h>
 #include "piint.h"
 
-s32 osPiStartDma(OSIoMesg *mb, s32 priority, s32 direction, uintptr_t devAddr, void *dramAddr, u32 size, OSMesgQueue *mq)
+s32 osPiStartDma(OSIoMesg *mb, s32 priority, s32 direction, u32 devAddr, void *dramAddr, u32 size, OSMesgQueue *mq)
 {
 	register s32 ret;