# This file may be distributed under the terms of the GNU LGPLv3 license.
# Program version
-VERSION=pre-0.6.2-$(shell date +"%Y%m%d_%H%M%S")-$(shell hostname)
+VERSION=0.6.2-$(shell date +"%Y%m%d_%H%M%S")-$(shell hostname)
# Output directory
OUT=out/
kbd.c pci.c serial.c clock.c pic.c cdrom.c ps2port.c smp.c resume.c \
pnpbios.c pirtable.c vgahooks.c ramdisk.c pcibios.c blockcmd.c \
usb.c usb-uhci.c usb-ohci.c usb-ehci.c usb-hid.c usb-msc.c \
- virtio-ring.c virtio-pci.c virtio-blk.c apm.c
+ virtio-ring.c virtio-pci.c virtio-blk.c apm.c ahci.c
SRC16=$(SRCBOTH) system.c disk.c font.c
SRC32FLAT=$(SRCBOTH) post.c shadow.c memmap.c coreboot.c boot.c \
acpi.c smm.c mptable.c smbios.c pciinit.c optionroms.c mtrr.c \
/dev/null 2>&1`"; then echo "$(2)"; else echo "$(3)"; fi ;)
# Default compiler flags
-COMMONCFLAGS = -Os -MD -Wall -Wno-strict-aliasing -Wold-style-definition \
+COMMONCFLAGS = -I$(OUT) -Os -MD \
+ -Wall -Wno-strict-aliasing -Wold-style-definition \
$(call cc-option,$(CC),-Wtype-limits,) \
-m32 -march=i386 -mregparm=3 -mpreferred-stack-boundary=2 \
-mrtd -minline-all-stringops \
Q=
else
Q=@
+MAKEFLAGS += --no-print-directory
endif
OBJCOPY=objcopy
OBJDUMP=objdump
STRIP=strip
-.PHONY : all FORCE
+.PHONY : all clean distclean FORCE
vpath %.c src vgasrc
vpath %.S src vgasrc
################ Build rules
# Verify the gcc configuration and test if -fwhole-program works.
-TESTGCC:=$(shell CC=$(CC) tools/test-gcc.sh)
+TESTGCC:=$(shell CC="$(CC)" tools/test-gcc.sh)
ifeq "$(TESTGCC)" "-1"
$(error "Please upgrade GCC")
endif
@echo " Precompiling $@"
$(Q)$(CPP) -P -D__ASSEMBLY__ $< -o $@
+$(OUT)asm-offsets.s: $(OUT)autoconf.h
+
$(OUT)asm-offsets.h: $(OUT)asm-offsets.s
@echo " Generating offset file $@"
$(Q)./tools/gen-offsets.sh $< $@
-$(OUT)ccode.16.s: ; $(call whole-compile, $(CFLAGS16) -S, $(addprefix src/, $(SRC16)),$@)
+$(OUT)ccode.16.s: $(OUT)autoconf.h ; $(call whole-compile, $(CFLAGS16) -S, $(addprefix src/, $(SRC16)),$@)
-$(OUT)code32seg.o: ; $(call whole-compile, $(CFLAGS32SEG), $(addprefix src/, $(SRC32SEG)),$@)
+$(OUT)code32seg.o: $(OUT)autoconf.h ; $(call whole-compile, $(CFLAGS32SEG), $(addprefix src/, $(SRC32SEG)),$@)
-$(OUT)ccode32flat.o: ; $(call whole-compile, $(CFLAGS32FLAT), $(addprefix src/, $(SRC32FLAT)),$@)
+$(OUT)ccode32flat.o: $(OUT)autoconf.h ; $(call whole-compile, $(CFLAGS32FLAT), $(addprefix src/, $(SRC32FLAT)),$@)
$(OUT)code16.o: romlayout.S $(OUT)ccode.16.s $(OUT)asm-offsets.h
@echo " Compiling (16bit) $@"
$(Q)$(CC) $(CFLAGS16INC) -c -D__ASSEMBLY__ $< -o $@
-$(OUT)romlayout16.lds $(OUT)romlayout32seg.lds $(OUT)romlayout32flat.lds $(OUT)code32flat.o: $(OUT)ccode32flat.o $(OUT)code32seg.o $(OUT)code16.o tools/layoutrom.py
+$(OUT)romlayout16.lds: $(OUT)ccode32flat.o $(OUT)code32seg.o $(OUT)code16.o tools/layoutrom.py
@echo " Building ld scripts (version \"$(VERSION)\")"
$(Q)echo 'const char VERSION[] = "$(VERSION)";' > $(OUT)version.c
$(Q)$(CC) $(CFLAGS32FLAT) -c $(OUT)version.c -o $(OUT)version.o
$(Q)$(OBJDUMP) -thr $(OUT)code16.o > $(OUT)code16.o.objdump
$(Q)./tools/layoutrom.py $(OUT)code16.o.objdump $(OUT)code32seg.o.objdump $(OUT)code32flat.o.objdump $(OUT)romlayout16.lds $(OUT)romlayout32seg.lds $(OUT)romlayout32flat.lds
+# These are actually built by tools/layoutrom.py above, but by pulling them
+# into an extra rule we prevent make -j from spawning layoutrom.py 4 times.
+$(OUT)romlayout32seg.lds $(OUT)romlayout32flat.lds $(OUT)code32flat.o: $(OUT)romlayout16.lds
$(OUT)rom16.o: $(OUT)code16.o $(OUT)romlayout16.lds
@echo " Linking $@"
SRCVGA=src/output.c src/util.c vgasrc/vga.c vgasrc/vgafb.c vgasrc/vgaio.c \
vgasrc/vgatables.c vgasrc/vgafonts.c vgasrc/clext.c
-$(OUT)vgaccode.16.s: ; $(call whole-compile, $(CFLAGS16) -S -Isrc, $(SRCVGA),$@)
+$(OUT)vgaccode.16.s: $(OUT)autoconf.h ; $(call whole-compile, $(CFLAGS16) -S -Isrc, $(SRCVGA),$@)
$(OUT)vgalayout16.o: vgaentry.S $(OUT)vgaccode.16.s $(OUT)asm-offsets.h
@echo " Compiling (16bit) $@"
$(OUT)ccode32flat.o: src/acpi-dsdt.hex
+####### Kconfig rules
+export HOSTCC := $(CC)
+export CONFIG_SHELL := sh
+export KCONFIG_AUTOHEADER := autoconf.h
+export KCONFIG_CONFIG := $(CURDIR)/.config
+
+$(OUT)autoconf.h : $(KCONFIG_CONFIG)
+ $(Q)$(MAKE) silentoldconfig
+
+$(KCONFIG_CONFIG):
+ $(Q)$(MAKE) defconfig
+
+%onfig:
+ $(Q)mkdir -p $(OUT)/tools/kconfig/lxdialog
+ $(Q)mkdir -p $(OUT)/include/config
+ $(Q)$(MAKE) -C $(OUT) -f $(CURDIR)/tools/kconfig/Makefile srctree=$(CURDIR) src=tools/kconfig obj=tools/kconfig Q=$(Q) Kconfig=$(CURDIR)/src/Kconfig $@
+
####### Generic rules
clean:
$(Q)rm -rf $(OUT)
+distclean: clean
+ $(Q)rm -f .config .config.old
+
$(OUT):
$(Q)mkdir $@