Merged improvements from NitroHax

The following commits were merged:

0fe83d2b25

a87af83597

47ea3da285

66740e751a

No new problems were intreduced however this did not resolve the failure
to boot/read slot-1.

BootLoader/Makefile

@@ -21,16 +21,16 @@ SPECS		:=  specs
 #---------------------------------------------------------------------------------
 # options for code generation
 #---------------------------------------------------------------------------------
-ARCH	:=	-mthumb-interwork
+ARCH	:=	-mthumb-interwork -march=armv4t -mtune=arm7tdmi
 
 CFLAGS	:=	-g -Wall -O2\
-			-mcpu=arm7tdmi -mtune=arm7tdmi -fomit-frame-pointer\
+			-fomit-frame-pointer\
 			-ffast-math \
 			$(ARCH)
 
 CFLAGS	+=	$(INCLUDE) -DARM7
 
-ASFLAGS	:=	-g $(ARCH)
+ASFLAGS	:=	-g $(ARCH) $(INCLUDE)
 LDFLAGS	:=	-nostartfiles -T$(CURDIR)/../load.ld -g $(ARCH) -Wl,-Map,$(TARGET).map
 
 LIBS	:= -lnds7

BootLoader/source/clear_cache.arm9.s

@@ -17,10 +17,11 @@
 @ Clears ICache and Dcache, and resets the protection units
 @ Originally written by Darkain, modified by Chishm
 
-.arm
-.global arm9_clearCache
+#include <nds/asminc.h>
 
-arm9_clearCache:
+.arm
+
+BEGIN_ASM_FUNC arm9_clearCache
 	@ Clean and flush cache
 	mov r1, #0                   
 	outer_loop:                  

BootLoader/source/clear_mem.s

@@ -17,10 +17,12 @@
 @ void arm7_clearmem (void* loc, size_t len);
 @ Clears memory using an stmia loop
 
-.arm
-.global arm7_clearmem
+#include <nds/asminc.h>
 
-arm7_clearmem:
+.arm
+
+
+BEGIN_ASM_FUNC arm7_clearmem
 	add    r1, r0, r1
 	stmfd  sp!, {r4-r9}
 	mov    r2, #0
@@ -33,7 +35,8 @@ arm7_clearmem:
 	mov    r9, #0
 
 clearmem_loop:
-	stmia  r0!, {r2-r9}
	cmp    r0, r1
+	stmia  r0!, {r2-r9}
+	cmp    r0, r1
 	blt    clearmem_loop
 
 	ldmfd  sp!, {r4-r9}

BootLoader/source/main.arm7.c

@@ -259,7 +259,8 @@ void arm7_main (void) {
 		debugOutput(errorCode);
 	}
 
-	debugOutput (ERR_STS_HOOK_BIN);
+	//debugOutput (ERR_STS_HOOK_BIN);
+	debugOutput (ERR_STS_START);
 
 	arm7_startBinary();
 	

BootLoader/source/read_bios.s

@@ -1,3 +1,5 @@
+#include <nds/asminc.h>
+
 @This code comes from a post by CaitSith2 at gbadev.org - THANKS!!
 @
 @Code to dump the complete Nintendo DS ARM7 bios, including the
@@ -9,12 +11,12 @@
 @Additionally, if the PC is outside the 0x0000 - 0x1204 range, that range of the bios
 @is completely locked out from reading.
 
-.global readBios
+
 @ void readBios (u8* dest, u32 src, u32 size)
 
-    .align
-readBios:
     .arm
+
+BEGIN_ASM_FUNC readBios
     adr r3,bios_dump+1
     bx r3
     .thumb

arm7/Makefile

@@ -22,10 +22,10 @@ DATA		:=
 #---------------------------------------------------------------------------------
 # options for code generation
 #---------------------------------------------------------------------------------
-ARCH	:=	-mthumb-interwork
+ARCH	:=	-mthumb-interwork -march=armv4t -mtune=arm7tdmi
 
 CFLAGS	:=	-g -Wall -O2\
-		-mcpu=arm7tdmi -mtune=arm7tdmi -fomit-frame-pointer\
+		-fomit-frame-pointer\
 		-ffast-math \
 		$(ARCH)
 
@@ -33,7 +33,7 @@ CFLAGS	+=	$(INCLUDE) -DARM7
 CXXFLAGS	:=	$(CFLAGS) -fno-rtti -fno-exceptions -fno-rtti
 
 
-ASFLAGS	:=	-g $(ARCH)
+ASFLAGS	:=	-g $(ARCH) $(INCLUDE)
 LDFLAGS	=	-specs=ds_arm7.specs -g $(ARCH) -Wl,-Map,$(notdir $*).map
 
 LIBS	:=	-lmm7 -lnds7

arm9/Makefile

@@ -24,17 +24,17 @@ MUSIC       :=  music
 #---------------------------------------------------------------------------------
 # options for code generation
 #---------------------------------------------------------------------------------
-ARCH	:=	-mthumb -mthumb-interwork
+ARCH	:=	-march=armv5te -mtune=arm946e-s -mthumb -mthumb-interwork
 
 CFLAGS	:=	-g -Wall -O2\
- 			-march=armv5te -mtune=arm946e-s -fomit-frame-pointer\
+ 			-fomit-frame-pointer\
 			-ffast-math \
 			$(ARCH)
 
 CFLAGS	+=	$(INCLUDE) -DARM9 -fno-strict-aliasing
 CXXFLAGS	:=	$(CFLAGS)
 
-ASFLAGS	:=	-g $(ARCH) -march=armv5te -mtune=arm946e-s
+ASFLAGS	:=	-g $(ARCH) $(INCLUDE)
 
 LDFLAGS	=	-specs=ds_arm9.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)