diff --git a/BaS_gcc/Makefile b/BaS_gcc/Makefile
index 63f823c..0d1e5cf 100644
--- a/BaS_gcc/Makefile
+++ b/BaS_gcc/Makefile
@@ -48,7 +48,8 @@ MAPFILE=bas.map
 # Linker control file. The final $(LDCFILE) is intermediate only (preprocessed  version of $(LDCSRC)
 LDCFILE=bas.lk
 LDCSRC=bas.lk.in
-LDCBFS=basflash.lk
+LDCBSRC=basflash.lk.in
+LDCBFS=bashflash.lk
 
 # this Makefile can create the BaS to flash or an arbitrary ram address (for BDM debugging). See
 # below for the definition of TARGET_ADDRESS
@@ -67,7 +68,8 @@ CSRCS= \
 	$(SRCDIR)/ff.c \
 	$(SRCDIR)/sd_card.c \
 	$(SRCDIR)/wait.c \
-	$(SRCDIR)/s19reader.c\
+	$(SRCDIR)/s19reader.c \
+	$(SRCDIR)/flash.c \
 	$(SRCDIR)/basflash.c
 
 ASRCS= \
@@ -85,11 +87,11 @@ OBJS=$(COBJS) $(AOBJS)
 	
 all: $(FLASH_EXEC)
 ram: $(RAM_EXEC)
-.PHONY basflash: $(BASFLASH_EXEC)
+bfl: $(BASFLASH_EXEC)
 
 .PHONY clean:
-	@ rm -f $(FLASH_EXEC) $(FLASH_EXEC).elf $(FLASH_EXEC).s19\
-			$(RAM_EXEC) $(RAM_EXEC).elf $(RAM_EXEC).s19\
+	@ rm -f $(FLASH_EXEC) $(FLASH_EXEC).elf $(FLASH_EXEC).s19 \
+			$(RAM_EXEC) $(RAM_EXEC).elf $(RAM_EXEC).s19 \
 			$(BASFLASH_EXEC) $(BASFLASH_EXEC).elf $(BASFLASH_EXEC).s19 \
 			$(OBJS) $(MAPFILE) $(LDCFILE) depend 
 
@@ -106,6 +108,7 @@ else
 endif
 
 $(BASFLASH_EXEC): $(OBJS) $(LDCBFL)
+	$(CPP) -P -DTARGET_ADDRESS=$(BF_TARGET_ADDRESS) -DFORMAT=$(FORMAT) $(LDCBSRC) -o $(LDCBFS)
 	$(LD) --oformat $(FORMAT) -Map $(MAPFILE) --cref -T $(LDCBFS) -o $@
 ifeq ($(COMPILE_ELF),Y)
 	$(OBJCOPY) -O srec $@ $@.s19
diff --git a/BaS_gcc/basflash.lk b/BaS_gcc/basflash.lk.in
similarity index 100%
rename from BaS_gcc/basflash.lk
rename to BaS_gcc/basflash.lk.in
diff --git a/BaS_gcc/sources/flash.c b/BaS_gcc/sources/flash.c
index 04a1430..e160f2f 100644
--- a/BaS_gcc/sources/flash.c
+++ b/BaS_gcc/sources/flash.c
@@ -25,33 +25,33 @@
  * Copyright 2012        M. Froeschle
  */
 
-
+#include <stdint.h>
 
 void chip_erase(uint8_t *address)
 {
-	* (address + 0xaaa) = 0xaa;
-	* (address + 0x555) = 0x55;
-	* (address + 0xaaa) = 0x80;
-	* (address + 0xaaa) = 0xaa;
-	* (address + 0x555) = 0x55;
-	* (address + 0xaaa) = 0x10;
+	* (volatile uint8_t *) (address + 0xaaa) = 0xaa;
+	* (volatile uint8_t *) (address + 0x555) = 0x55;
+	* (volatile uint8_t *) (address + 0xaaa) = 0x80;
+	* (volatile uint8_t *) (address + 0xaaa) = 0xaa;
+	* (volatile uint8_t *) (address + 0x555) = 0x55;
+	* (volatile uint8_t *) (address + 0xaaa) = 0x10;
 }
 
 void sector_erase(uint8_t *address, uint16_t sector)
 {
-	* (address + 0xaaa) = 0xaa;
-	* (address + 0x555) = 0x55;
-	* (address + 0xaaa) = 0x80;
-	* (address + 0xaaa) = 0xaa;
-	* (address + 0x555) = 0x55;
-	* (address + sector) = 0x30;
+	* (volatile uint8_t *) (address + 0xaaa) = 0xaa;
+	* (volatile uint8_t *) (address + 0x555) = 0x55;
+	* (volatile uint8_t *) (address + 0xaaa) = 0x80;
+	* (volatile uint8_t *) (address + 0xaaa) = 0xaa;
+	* (volatile uint8_t *) (address + 0x555) = 0x55;
+	* (volatile uint8_t *) (address + sector) = 0x30;
 
 	do {
 		;
-	} while (* (uint32_t *) (address + sector) != 0xffffffff);
+	} while (* (volatile uint32_t *) (address + sector) != 0xffffffff);
 }
 
-
+#ifdef _NOT_USED_
 * MX28LV640DB.alg
 	bra	lab0x5a
 	move.w	#0xaa,d0
@@ -107,3 +107,4 @@ lab0x88:
 	nop
 	halt
 	nop
+#endif /* _NOT_USED_ */