Genesis-Plus-GX/source/ngc/gcaram.h

/**
 * Nintendo GameCube ARAM Wrapper for libOGC aram.c
 *
 * This is an often overlooked area of ~16Mb extra RAM
 * It's use in Genesis Plus is to shadow the ROM.
 * Actually, only SSF2TNC needs shadowing, but it's always
 * Good to know :)
 */

extern void StartARAM ();
void ShadowROM ();
void ARAMFetch (char *src, char *dst, int len);
void ARAMPut (char *src, char *dst, int len);