blob: a2d4b34244fea83157623fcdfef6b9f52fd18567 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
override XEN_TARGET_ARCH=x86_32
CFLAGS =
include $(XEN_ROOT)/Config.mk
$(call cc-options-add,CFLAGS,CC,$(EMBEDDED_EXTRA_CFLAGS))
CFLAGS += -Werror -fno-builtin -msoft-float
CFLAGS := $(filter-out -flto,$(CFLAGS))
# NB. awk invocation is a portable alternative to 'head -n -1'
%.S: %.bin
(od -v -t x $< | tr -s ' ' | awk 'NR > 1 {print s} {s=$$0}' | \
sed 's/ /,0x/g' | sed 's/,0x$$//' | sed 's/^[0-9]*,/ .long /') >$@
%.bin: %.lnk
$(OBJCOPY) -O binary $< $@
%.lnk: %.o
$(LD) $(LDFLAGS_DIRECT) -N -Ttext 0 -o $@ $<
%.o: %.c
$(CC) $(CFLAGS) -c -fpic $< -o $@
$(OBJDUMP) -h $@ | sed -n '/[0-9]/{s,00*,0,g;p}' |\
while read idx name sz rest; do \
case "$$name" in \
.data|.data.*|.rodata|.rodata.*|.bss|.bss.*) \
test $$sz != 0 || continue; \
echo "Error: non-empty $$name: 0x$$sz" >&2; \
exit $$(expr $$idx + 1);; \
esac; \
done
reloc.o: $(BASEDIR)/include/asm-x86/config.h
.PRECIOUS: %.bin %.lnk
|
