2015-09-06 16:17:39 +02:00
|
|
|
.POSIX:
|
|
|
|
|
|
|
|
|
|
IN_EXT ?= .S
|
|
|
|
|
LD ?= ld
|
2015-09-06 23:16:58 +02:00
|
|
|
# Use gcc so that the preprocessor will run first.
|
|
|
|
|
MYAS ?= gcc
|
2015-09-06 16:17:39 +02:00
|
|
|
OBJ_EXT ?= .o
|
|
|
|
|
OUT_EXT ?= .img
|
|
|
|
|
RUN ?= bios_hello_world
|
|
|
|
|
|
|
|
|
|
INS := $(wildcard *$(IN_EXT))
|
|
|
|
|
OUTS := $(patsubst %$(IN_EXT),%$(OUT_EXT),$(INS))
|
|
|
|
|
|
|
|
|
|
.PRECIOUS: %$(OBJ_EXT)
|
|
|
|
|
.PHONY: all clean run
|
|
|
|
|
|
|
|
|
|
all: $(OUTS)
|
|
|
|
|
|
2015-09-06 18:47:10 +02:00
|
|
|
%$(OUT_EXT): %$(OBJ_EXT) a.ld
|
2015-09-06 16:17:39 +02:00
|
|
|
$(LD) --oformat binary -o '$@' '$<' -T a.ld #-Ttext 0x7C00
|
|
|
|
|
|
|
|
|
|
%$(OBJ_EXT): %$(IN_EXT)
|
2015-09-06 23:16:58 +02:00
|
|
|
$(MYAS) -c -o '$@' '$<'
|
2015-09-06 16:17:39 +02:00
|
|
|
|
|
|
|
|
clean:
|
|
|
|
|
rm -f *$(OBJ_EXT) *$(OUT_EXT)
|
|
|
|
|
|
|
|
|
|
run: all
|
|
|
|
|
qemu-system-i386 '$(RUN)$(OUT_EXT)'
|
