Remade the chainloader to only try to load the right payload for the pressed button, got rid of the default payload (start now boots "start_NAME.bin"), sel_NAME is now select_NAME as there is no more SFN limitations anymore

source/firm.c

@@ -129,7 +129,7 @@ void main(void)
                the Safe Mode combo is not pressed, chainload an external payload */
             if(((pressed & SINGLE_PAYLOAD_BUTTONS) || ((pressed & BUTTON_L1) && (pressed & L_PAYLOAD_BUTTONS)))
                && pressed != SAFE_MODE)
-                loadPayload();
+                loadPayload(pressed);
 
             //If no configuration file exists or SELECT is held, load configuration menu
             if(needConfig == 2 || (pressed & BUTTON_SELECT))

source/fs.c

@@ -4,8 +4,11 @@
 
 #include "fs.h"
 #include "memory.h"
+#include "buttons.h"
 #include "fatfs/ff.h"
 
+#define PATTERN(a) a "_*.bin"
+
 static FATFS sdFs,
              nandFs;
 
@@ -52,16 +55,39 @@ u32 fileWrite(const void *buffer, const char *path, u32 size)
     return result;
 }
 
-u32 defPayloadExists(void)
+u32 payloadExists(u32 pressed)
 {
+    const char *pattern;
+
+    if(pressed & BUTTON_RIGHT) pattern = PATTERN("right");
+    else if(pressed & BUTTON_LEFT) pattern = PATTERN("left");
+    else if(pressed & BUTTON_UP) pattern = PATTERN("up");
+    else if(pressed & BUTTON_DOWN) pattern = PATTERN("down");
+    else if(pressed & BUTTON_X) pattern = PATTERN("x");
+    else if(pressed & BUTTON_Y) pattern = PATTERN("y");
+    else if(pressed & BUTTON_R1) pattern = PATTERN("r");
+    else if(pressed & BUTTON_A) pattern = PATTERN("a");
+    else if(pressed & BUTTON_START) pattern = PATTERN("start");
+    else pattern = PATTERN("select");
+
     DIR dir;
     FILINFO info;
+    char path[] = "/luma/payloads";
 
-    FRESULT result = f_findfirst(&dir, &info, "/luma/payloads", "def_*.bin");
+    FRESULT result = f_findfirst(&dir, &info, path, pattern);
 
     f_closedir(&dir);
 
-    return (result == FR_OK && info.fname[0]);
+    if(result == FR_OK && info.fname[0])
+    {
+        path[sizeof(path) - 1] = '/';
+        memcpy((void *)0x24F02000, path, sizeof(path));
+        memcpy((void *)(0x24F02000 + sizeof(path)), info.altname, 13);
+
+        return 1;
+    }
+
+    return 0;
 }
 
 void firmRead(void *dest, const char *firmFolder)

source/fs.h

@@ -9,5 +9,5 @@
 u32 mountFs(void);
 u32 fileRead(void *dest, const char *path, u32 size);
 u32 fileWrite(const void *buffer, const char *path, u32 size);
-u32 defPayloadExists(void);
+u32 payloadExists(u32 pressed);
 void firmRead(void *dest, const char *firmFolder);

source/loader.c

@@ -10,9 +10,9 @@
 
 #define PAYLOAD_ADDRESS	0x24F00000
 
-void loadPayload(void)
+void loadPayload(u32 pressed)
 {
-    if(defPayloadExists())
+    if(payloadExists(pressed))
     {
         initScreens();
         memcpy((void *)PAYLOAD_ADDRESS, loader, loader_size);

source/loader.h

@@ -6,4 +6,4 @@
 
 #include "types.h"
 
-void loadPayload(void);
+void loadPayload(u32 pressed);