MBR: produce a list file.

diff --git a/mbr/Makefile b/mbr/Makefile
index d96ee46..1772d14 100644 (file)
--- a/mbr/Makefile
+++ b/mbr/Makefile
@@ -31,7 +31,7 @@ all:  mbr.bin
 
 .PRECIOUS: %.o
 %.o: %.S
-       $(CC) $(SFLAGS) -c -o $@ $<
+       $(CC) $(SFLAGS) -Wa,-a=$*.lst -c -o $@ $<
 
 mbr.elf: mbr.o
        $(LD) -Ttext 0x600 -e _start -o $@ $^
@@ -41,7 +41,7 @@ mbr.bin: mbr.elf checksize.pl
        $(PERL) checksize.pl mbr.bin 440
 
 tidy:
-       rm -f *.o *.elf
+       rm -f *.o *.elf *.lst
 
-clean:
-       rm -f *.o *.elf *.bin
+clean: tidy
+       rm -f *.bin