Make CLEARRAM mandatory (#297)

include/config/config_rom.h

@@ -12,9 +12,6 @@
 // Currently not recommended, as it may cause random crashes.
 //#define ENABLE_RUMBLE (1 || VERSION_SH)
 
-// Clear RAM on boot
-#define CLEARRAM 1
-
 // Screen Size Defines
 #define SCREEN_WIDTH  320
 #define SCREEN_HEIGHT 240

src/boot/main.c

@@ -478,12 +478,10 @@ void thread1_idle(UNUSED void *arg) {
     }
 }
 
-#if CLEARRAM
-void ClearRAM(void)
-{
+// Clear RAM on boot
+void ClearRAM(void) {
     bzero(_mainSegmentEnd, (size_t)osMemSize - (size_t)OS_K0_TO_PHYSICAL(_mainSegmentEnd));
 }
-#endif
 
 #ifdef ISVPRINT
 extern u32 gISVDbgPrnAdrs;
@@ -502,9 +500,7 @@ void osInitialize_fakeisv() {
 #endif
 
 void main_func(void) {
-#if CLEARRAM
     ClearRAM();
-#endif
     __osInitialize_common();
 #ifdef ISVPRINT
     osInitialize_fakeisv();