compile cache.c -mpcrel

BaS_GNU/BaS_GNU/Makefile

@@ -99,6 +99,8 @@ $(OBJDIR)/init_fpga.o:	CFLAGS += -mbitfield
 
 # compile printf pc-relative so it can be used as well before and after copy of BaS
 $(OBJDIR)/printf.o:	CFLAGS += -mpcrel
+# the same for flush_and_invalidate_cache()
+$(OBJDIR)/cache.c: CFLAGS += -mpcrel
 
 $(OBJDIR)/%.o:$(SRCDIR)/%.c
 	$(CC) -c $(CFLAGS) $(INCLUDE) $< -o $@

BaS_GNU/BaS_GNU/bas.lk.in

@@ -68,7 +68,6 @@ SECTIONS {
 		objs/startcf.o(.text) /* this one is the entry point so it must be the first */
 		objs/sysinit.o(.text)
 		objs/init_fpga.o(.text)
-		objs/cache.o(.text)
 #if (FORMAT == elf32-m68k)
 		*(.rodata)
 		*(.rodata.*)
@@ -85,6 +84,8 @@ SECTIONS {
 		objs/printf_helper.o(.text)
 		_xprintf_before_copy = _xprintf - (_BaS - LOADADDR(.bas));
 		_display_progress_before_copy = _display_progress - (_BaS - LOADADDR(.bas));
+		objs/cache.o(.text)
+		_flush_and_invalidate_caches_before_copy = _flush_and_invalidate_caches - (_BaS - LOADADDR(.bas));
 		objs/sd_card.o(.text)
 		objs/mmu.o(.text)
 		objs/exceptions.o(.text)

BaS_GNU/BaS_GNU/sources/sysinit.c

@@ -14,6 +14,8 @@
 
 extern void xprintf_before_copy(const char *fmt, ...);
 #define xprintf	 xprintf_before_copy
+extern void flush_and_invalidate_caches_before_copy(void);
+#define flush_and_invalidate_caches flush_and_invalidate_caches_before_copy
 
 #define UNUSED(x)       (void)(x)               /* Unused variable         */