Changed payload offset, added clearScreen function, etc.

.gitignore

@@ -2,6 +2,7 @@ build.bat
 data/firmware.bin
 out
 mset
+rnInstaller
 build
 *.bin
 *.3dsx

.gitmodules

@@ -1,3 +1,3 @@
 [submodule "mset"]
 	path = mset
-	url = git@github.com:Reisyukaku/mset.git
+	url = https://github.com/Reisyukaku/mset

Makefile

@@ -54,7 +54,7 @@ clean:
 .PHONY: $(dir_out)/ReiNand.dat
 $(dir_out)/ReiNand.dat: $(dir_build)/main.bin $(dir_out)/rei/
 	@$(MAKE) $(FLAGS) -C $(dir_mset) launcher
-	dd if=$(dir_build)/main.bin of=$@ bs=512 seek=256
+	dd if=$(dir_build)/main.bin of=$@ bs=512 seek=144
     
 $(dir_out)/3ds/ReiNand:
 	@mkdir -p "$(dir_out)/3ds/ReiNand"

mset

@@ -1 +1 @@
-Subproject commit 46b7209b06c18680766201d76907b9ad8fafb914
+Subproject commit 5619a453384ab5c914dff0451b8da0f02ee102ce

ninjhax/source/main.c

@@ -21,7 +21,7 @@ s32 main (void) {
 
     FILE *fp = fopen("/reiNand.dat", "r");
     if (!fp) goto exit;
-    fseek(fp, 0x20000, SEEK_SET);
+    fseek(fp, 0x12000, SEEK_SET);
     fread(payload, payload_size, 1, fp);
     fclose(fp);
 

source/draw.c

@@ -6,6 +6,13 @@
 #include "draw.h"
 #include "fs.h"
 
+void clearScreen(void){
+    memset(fb->top_left, 0, 0x38400);
+    memset(fb->top_right, 0, 0x38400);
+    memset(fb->bottom, 0, 0x38400);
+}
+
 void loadSplash(void){
+    clearScreen();
     fileRead(fb->top_left, "/rei/splash.bin", 0x46500);
 }

source/draw.h

@@ -11,4 +11,5 @@ static struct fb {
     u8 *bottom;
 } *fb = (struct fb *)0x23FFFE00;
 
+void clearScreen(void);
 void loadSplash(void);

source/firm.c

@@ -53,17 +53,18 @@ void patchFirm(void){
 
 void launchFirm(void){
     //Set MPU
-        __asm__ (
-        "msr cpsr_c, #0xDF\n\t"
-        "ldr r0, =0x10000035\n\t"
-        "ldr r4, =0x18000035\n\t"
-        "mcr p15, 0, r0, c6, c3, 0\n\t"
-        "mcr p15, 0, r4, c6, c4, 0\n\t"
-        "mrc p15, 0, r0, c2, c0, 0\n\t"
-        "mrc p15, 0, r4, c2, c0, 1\n\t"
-        "mrc p15, 0, r1, c3, c0, 0\n\t"
-        "mrc p15, 0, r2, c5, c0, 2\n\t"
-        "mrc p15, 0, r3, c5, c0, 3\n\t"
+
+    __asm__ (
+        "msr cpsr_c, #0xDF\n\t"         //Set system mode, disable interrupts
+        "ldr r0, =0x10000035\n\t"       //Memory area 0x10000000-0x18000000, enabled, 128MB
+        "ldr r4, =0x18000035\n\t"       //Memory area 0x18000000-0x20000000, enabled, 128MB
+        "mcr p15, 0, r0, c6, c3, 0\n\t" //Set memory area 3 (0x10000000-0x18000000)
+        "mcr p15, 0, r4, c6, c4, 0\n\t" //Set memory area 4 (0x18000000-0x20000000)
+        "mrc p15, 0, r0, c2, c0, 0\n\t" //read data cacheable bit
+        "mrc p15, 0, r4, c2, c0, 1\n\t" //read inst cacheable bit
+        "mrc p15, 0, r1, c3, c0, 0\n\t" //read data writeable
+        "mrc p15, 0, r2, c5, c0, 2\n\t" //read data access permission
+        "mrc p15, 0, r3, c5, c0, 3\n\t" //read inst access permission
         "orr r0, r0, #0x30\n\t"
         "orr r4, r4, #0x30\n\t"
         "orr r1, r1, #0x30\n\t"
@@ -71,13 +72,14 @@ void launchFirm(void){
         "bic r3, r3, #0xF0000\n\t"
         "orr r2, r2, #0x30000\n\t"
         "orr r3, r3, #0x30000\n\t"
-        "mcr p15, 0, r0, c2, c0, 0\n\t"
-        "mcr p15, 0, r4, c2, c0, 1\n\t"
-        "mcr p15, 0, r1, c3, c0, 0\n\t"
-        "mcr p15, 0, r2, c5, c0, 2\n\t"
-        "mcr p15, 0, r3, c5, c0, 3\n\t"
+        "mcr p15, 0, r0, c2, c0, 0\n\t" //write data cacheable bit
+        "mcr p15, 0, r4, c2, c0, 1\n\t" //write inst cacheable bit
+        "mcr p15, 0, r1, c3, c0, 0\n\t" //write data writeable
+        "mcr p15, 0, r2, c5, c0, 2\n\t" //write data access permission
+        "mcr p15, 0, r3, c5, c0, 3\n\t" //write inst access permission
         ::: "r0", "r1", "r2", "r3", "r4"
     );
+    
     //Copy firm partitions to respective memory locations
     memcpy(section[0].address, (u8*)firmLocation + section[0].offset, section[0].size);
     memcpy(section[1].address, (u8*)firmLocation + section[1].offset, section[1].size);

source/patches.h

@@ -56,7 +56,7 @@ u32 threadCode = KERNEL9 + (0x0801A6E0 - K9_ADDR);
 u32 threadHook1 = PROC9 + (0x080860B0 - P9_ADDR);
 u32 threadHook2 = PROC9 + (0x080860E4 - P9_ADDR);
 //Patches
-u8 th1[4] = {0x2C, 0xF0, 0x9F, 0xE5};
+u8 th1[4] = {0x2C, 0xF0, 0x9F, 0xE5}; //ldr pc, =0x080860E4
 u8 th2[4] = {0xE0, 0xA6, 0x01, 0x08};
 
 #endif

thread/source/FS.h

@@ -4,6 +4,7 @@
 extern unsigned int fopen9(void *handle, wchar_t* name, unsigned int flag);
 extern void fwrite9(void* handle, unsigned int* bytesWritten, void* dst, unsigned int size);
 extern void fread9(void* handle, unsigned int* bytesRead, void *src, unsigned int size);
+extern void fsize9(void *handle, long *size);
 extern void fclose9(void *handle);
 
 #endif

thread/source/FS.s

@@ -39,3 +39,13 @@
 		blx r4
 		pop {r4, pc}
 .pool
+
+.thumb
+.global fsize9
+.type fsize9, %function
+    fsize9:
+        push {r4, lr}
+        ldr r4, =0x0805C175
+        blx r4
+        pop {r4, pc}
+.pool