diff --git a/BaS_gcc/sources/basflash.c b/BaS_gcc/sources/basflash.c
index 1ed202c..b118d14 100644
--- a/BaS_gcc/sources/basflash.c
+++ b/BaS_gcc/sources/basflash.c
@@ -79,6 +79,21 @@ static uint32_t mx29lv640d_flash_sectors[] =
 };
 static const int num_flash_sectors = sizeof(mx29lv640d_flash_sectors) / sizeof(uint32_t);
 
+typedef struct romram
+{
+	uint32_t flash_address;
+	uint32_t ram_address;
+} ROMRAM;
+
+static const struct romram flash_areas[] =
+{
+		/* TODO: add real addresses, leave BaS itself out for now (dangerous) */
+		{ 0xe0000000, 0 },	/* EmuTOS */
+		{ 0xe0000000, 0 },	/* FireTOS */
+		{ 0xe0000000, 0 },  /* FPGA config */
+};
+static const int num_flash_areas = sizeof(flash_areas) / sizeof(struct romram);
+
 extern err_t simulate();
 extern err_t memcpy();
 extern err_t verify();