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Kevin O'Connor14458432009-05-23 18:21:18 -04001# SeaBIOS build system
Kevin O'Connorf076a3e2008-02-25 22:25:15 -05002#
Kevin O'Connor36feea92012-02-11 10:49:45 -05003# Copyright (C) 2008-2012 Kevin O'Connor <kevin@koconnor.net>
Kevin O'Connorf076a3e2008-02-25 22:25:15 -05004#
Kevin O'Connorb1b7c2a2009-01-15 20:52:58 -05005# This file may be distributed under the terms of the GNU LGPLv3 license.
Kevin O'Connorf076a3e2008-02-25 22:25:15 -05006
7# Output directory
8OUT=out/
9
10# Source files
Kevin O'Connord2deae22011-10-01 10:43:48 -040011SRCBOTH=misc.c stacks.c pmm.c output.c util.c block.c floppy.c ata.c mouse.c \
Kevin O'Connorbd515ac2011-12-18 10:48:44 -050012 kbd.c pci.c serial.c clock.c pic.c cdrom.c ps2port.c smp.c resume.c \
13 pnpbios.c pirtable.c vgahooks.c ramdisk.c pcibios.c blockcmd.c \
14 usb.c usb-uhci.c usb-ohci.c usb-ehci.c usb-hid.c usb-msc.c \
Paolo Bonzinic5c488f2012-02-27 17:22:23 +010015 virtio-ring.c virtio-pci.c virtio-blk.c virtio-scsi.c apm.c ahci.c
Kevin O'Connor244caf82010-09-15 21:48:16 -040016SRC16=$(SRCBOTH) system.c disk.c font.c
Kevin O'Connor52a300f2009-12-26 23:32:57 -050017SRC32FLAT=$(SRCBOTH) post.c shadow.c memmap.c coreboot.c boot.c \
Kevin O'Connorbd515ac2011-12-18 10:48:44 -050018 acpi.c smm.c mptable.c smbios.c pciinit.c optionroms.c mtrr.c \
19 lzmadecode.c bootsplash.c jpeg.c usb-hub.c paravirt.c \
20 biostables.c xen.c bmp.c
Kevin O'Connor9c447c32010-05-23 10:24:22 -040021SRC32SEG=util.c output.c pci.c pcibios.c apm.c stacks.c
Kevin O'Connorf076a3e2008-02-25 22:25:15 -050022
Kevin O'Connor36feea92012-02-11 10:49:45 -050023# Default compiler flags
Kevin O'Connorbd515ac2011-12-18 10:48:44 -050024cc-option=$(shell if test -z "`$(1) $(2) -S -o /dev/null -xc /dev/null 2>&1`" \
25 ; then echo "$(2)"; else echo "$(3)"; fi ;)
Kevin O'Connor786502d2008-02-27 10:41:41 -050026
Kevin O'Connor36feea92012-02-11 10:49:45 -050027COMMONCFLAGS = -I$(OUT) -Os -MD -g \
Kevin O'Connorbd515ac2011-12-18 10:48:44 -050028 -Wall -Wno-strict-aliasing -Wold-style-definition \
29 $(call cc-option,$(CC),-Wtype-limits,) \
30 -m32 -march=i386 -mregparm=3 -mpreferred-stack-boundary=2 \
Kevin O'Connor42902412012-03-05 17:39:32 -050031 -minline-all-stringops \
Kevin O'Connor9887ecb2011-12-18 10:51:19 -050032 -freg-struct-return -ffreestanding -fno-delete-null-pointer-checks \
Kevin O'Connorbd515ac2011-12-18 10:48:44 -050033 -ffunction-sections -fdata-sections -fno-common
Kevin O'Connor786502d2008-02-27 10:41:41 -050034COMMONCFLAGS += $(call cc-option,$(CC),-nopie,)
35COMMONCFLAGS += $(call cc-option,$(CC),-fno-stack-protector,)
36COMMONCFLAGS += $(call cc-option,$(CC),-fno-stack-protector-all,)
37
Kevin O'Connor36feea92012-02-11 10:49:45 -050038CFLAGS32FLAT = $(COMMONCFLAGS) -DMODE16=0 -DMODESEGMENT=0 -fomit-frame-pointer
Kevin O'Connor871e0a02009-12-30 12:14:53 -050039CFLAGSSEG = $(COMMONCFLAGS) -DMODESEGMENT=1 -fno-defer-pop \
Kevin O'Connorbd515ac2011-12-18 10:48:44 -050040 $(call cc-option,$(CC),-fno-jump-tables,-DMANUAL_NO_JUMP_TABLE) \
41 $(call cc-option,$(CC),-fno-tree-switch-conversion,)
Kevin O'Connor36feea92012-02-11 10:49:45 -050042CFLAGS32SEG = $(CFLAGSSEG) -DMODE16=0 -fomit-frame-pointer
43CFLAGS16INC = $(CFLAGSSEG) -DMODE16=1 -Wa,src/code16gcc.s \
Kevin O'Connorbd515ac2011-12-18 10:48:44 -050044 $(call cc-option,$(CC),--param large-stack-frame=4,-fno-inline)
Kevin O'Connor36feea92012-02-11 10:49:45 -050045CFLAGS16 = $(CFLAGS16INC) -fomit-frame-pointer
Kevin O'Connorf076a3e2008-02-25 22:25:15 -050046
Kevin O'Connorf076a3e2008-02-25 22:25:15 -050047# Run with "make V=1" to see the actual compile commands
48ifdef V
49Q=
50else
51Q=@
Kevin O'Connor0da7bfd2011-01-26 21:14:59 -050052MAKEFLAGS += --no-print-directory
Kevin O'Connorf076a3e2008-02-25 22:25:15 -050053endif
54
Kevin O'Connora7fc8152012-01-15 01:52:27 -050055# Common command definitions
56export HOSTCC := $(CC)
57export CONFIG_SHELL := sh
58export KCONFIG_AUTOHEADER := autoconf.h
59export KCONFIG_CONFIG := $(CURDIR)/.config
Kevin O'Connor35f42dc2012-03-05 17:45:55 -050060AS=as
Kevin O'Connor2fc90bd2008-11-07 21:42:00 -050061OBJCOPY=objcopy
Kevin O'Connor202024a2009-01-17 10:41:28 -050062OBJDUMP=objdump
Kevin O'Connor2fc90bd2008-11-07 21:42:00 -050063STRIP=strip
Kevin O'Connor97f1ffc2012-02-08 20:21:29 -050064PYTHON=python
Kevin O'Connor2fc90bd2008-11-07 21:42:00 -050065
Kevin O'Connora7fc8152012-01-15 01:52:27 -050066# Default targets
67-include $(KCONFIG_CONFIG)
68
69target-y = $(OUT) $(OUT)bios.bin
70target-$(CONFIG_BUILD_VGABIOS) += $(OUT)vgabios.bin
71
72all: $(target-y)
73
74# Make definitions
Kevin O'Connor0da7bfd2011-01-26 21:14:59 -050075.PHONY : all clean distclean FORCE
Kevin O'Connorf076a3e2008-02-25 22:25:15 -050076
Kevin O'Connor1f2c3072009-05-06 23:35:59 -040077vpath %.c src vgasrc
78vpath %.S src vgasrc
Kevin O'Connorf076a3e2008-02-25 22:25:15 -050079
Kevin O'Connor36feea92012-02-11 10:49:45 -050080
81################ Common build rules
Kevin O'Connor410680b2008-03-02 20:48:35 -050082
Kevin O'Connor0942e7f2009-06-15 22:27:01 -040083# Verify the gcc configuration and test if -fwhole-program works.
Kevin O'Connor626416e2011-05-21 21:05:04 -040084TESTGCC:=$(shell CC="$(CC)" LD="$(LD)" tools/test-gcc.sh)
Kevin O'Connor03f630e2009-03-26 20:45:36 -040085ifeq "$(TESTGCC)" "-1"
Kevin O'Connor626416e2011-05-21 21:05:04 -040086$(error "Please upgrade GCC and/or binutils")
Kevin O'Connor03f630e2009-03-26 20:45:36 -040087endif
88
Kevin O'Connor0942e7f2009-06-15 22:27:01 -040089ifndef COMPSTRAT
90COMPSTRAT=$(TESTGCC)
Kevin O'Connor231f7102009-01-25 16:11:27 -050091endif
92
Kevin O'Connor0942e7f2009-06-15 22:27:01 -040093# Do a whole file compile - three methods are supported.
94ifeq "$(COMPSTRAT)" "1"
95# First method - use -fwhole-program without -combine.
96define whole-compile
97@echo " Compiling whole program $3"
98$(Q)printf '$(foreach i,$2,#include "../$i"\n)' > $3.tmp.c
99$(Q)$(CC) $1 -fwhole-program -DWHOLE_PROGRAM -c $3.tmp.c -o $3
100endef
Kevin O'Connord82a1ca2009-06-17 20:33:41 -0400101else
102ifeq "$(COMPSTRAT)" "2"
Kevin O'Connor0942e7f2009-06-15 22:27:01 -0400103# Second menthod - don't use -fwhole-program at all.
Kevin O'Connor410680b2008-03-02 20:48:35 -0500104define whole-compile
105@echo " Compiling whole program $3"
Kevin O'Connor86cebee2008-11-06 18:57:10 -0500106$(Q)printf '$(foreach i,$2,#include "../$i"\n)' > $3.tmp.c
Kevin O'Connor410680b2008-03-02 20:48:35 -0500107$(Q)$(CC) $1 -c $3.tmp.c -o $3
108endef
109else
Kevin O'Connor0942e7f2009-06-15 22:27:01 -0400110# Third (and preferred) method - use -fwhole-program with -combine
Kevin O'Connor410680b2008-03-02 20:48:35 -0500111define whole-compile
112@echo " Compiling whole program $3"
Kevin O'Connor0942e7f2009-06-15 22:27:01 -0400113$(Q)$(CC) $1 -fwhole-program -DWHOLE_PROGRAM -combine -c $2 -o $3
Kevin O'Connor410680b2008-03-02 20:48:35 -0500114endef
115endif
Kevin O'Connord82a1ca2009-06-17 20:33:41 -0400116endif
Kevin O'Connor410680b2008-03-02 20:48:35 -0500117
Kevin O'Connor9ba1dea2010-05-01 09:50:13 -0400118%.strip.o: %.o
119 @echo " Stripping $@"
120 $(Q)$(STRIP) $< -o $@
Kevin O'Connor410680b2008-03-02 20:48:35 -0500121
Kevin O'Connor30853762009-01-17 18:49:20 -0500122$(OUT)%.s: %.c
Kevin O'Connor9e821222008-12-06 18:56:19 -0500123 @echo " Compiling to assembler $@"
Kevin O'Connor36feea92012-02-11 10:49:45 -0500124 $(Q)$(CC) $(CFLAGS16) -S -c $< -o $@
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500125
126$(OUT)%.lds: %.lds.S
Kevin O'Connor9e821222008-12-06 18:56:19 -0500127 @echo " Precompiling $@"
Kevin O'Connord9a8b2d2008-11-16 09:17:02 -0500128 $(Q)$(CPP) -P -D__ASSEMBLY__ $< -o $@
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500129
Kevin O'Connor36feea92012-02-11 10:49:45 -0500130
131################ Main BIOS build rules
132
Kevin O'Connor713be892011-01-26 21:19:25 -0500133$(OUT)asm-offsets.s: $(OUT)autoconf.h
134
Kevin O'Connor30853762009-01-17 18:49:20 -0500135$(OUT)asm-offsets.h: $(OUT)asm-offsets.s
Kevin O'Connor952974e2008-11-16 18:14:33 -0500136 @echo " Generating offset file $@"
137 $(Q)./tools/gen-offsets.sh $< $@
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500138
Kevin O'Connor36feea92012-02-11 10:49:45 -0500139$(OUT)ccode16.o: $(OUT)autoconf.h ; $(call whole-compile, $(CFLAGS16), $(addprefix src/, $(SRC16)),$@)
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500140
Kevin O'Connor713be892011-01-26 21:19:25 -0500141$(OUT)code32seg.o: $(OUT)autoconf.h ; $(call whole-compile, $(CFLAGS32SEG), $(addprefix src/, $(SRC32SEG)),$@)
Kevin O'Connor871e0a02009-12-30 12:14:53 -0500142
Kevin O'Connor713be892011-01-26 21:19:25 -0500143$(OUT)ccode32flat.o: $(OUT)autoconf.h ; $(call whole-compile, $(CFLAGS32FLAT), $(addprefix src/, $(SRC32FLAT)),$@)
Kevin O'Connor5b8f8092009-09-20 19:47:45 -0400144
Kevin O'Connor36feea92012-02-11 10:49:45 -0500145$(OUT)romlayout.o: romlayout.S $(OUT)asm-offsets.h
Kevin O'Connor9e821222008-12-06 18:56:19 -0500146 @echo " Compiling (16bit) $@"
Kevin O'Connor36feea92012-02-11 10:49:45 -0500147 $(Q)$(CC) $(CFLAGS16) -c -D__ASSEMBLY__ $< -o $@
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500148
Kevin O'Connor36feea92012-02-11 10:49:45 -0500149$(OUT)romlayout16.lds: $(OUT)ccode32flat.o $(OUT)code32seg.o $(OUT)ccode16.o $(OUT)romlayout.o tools/layoutrom.py
Kevin O'Connor980b45a2012-03-24 11:42:53 -0400150 @echo " Building ld scripts"
151 $(Q)./tools/buildversion.sh $(OUT)version.c
Kevin O'Connor871e0a02009-12-30 12:14:53 -0500152 $(Q)$(CC) $(CFLAGS32FLAT) -c $(OUT)version.c -o $(OUT)version.o
Kevin O'Connor52a300f2009-12-26 23:32:57 -0500153 $(Q)$(LD) -melf_i386 -r $(OUT)ccode32flat.o $(OUT)version.o -o $(OUT)code32flat.o
Kevin O'Connor36feea92012-02-11 10:49:45 -0500154 $(Q)$(LD) -melf_i386 -r $(OUT)ccode16.o $(OUT)romlayout.o -o $(OUT)code16.o
Kevin O'Connor52a300f2009-12-26 23:32:57 -0500155 $(Q)$(OBJDUMP) -thr $(OUT)code32flat.o > $(OUT)code32flat.o.objdump
Kevin O'Connor871e0a02009-12-30 12:14:53 -0500156 $(Q)$(OBJDUMP) -thr $(OUT)code32seg.o > $(OUT)code32seg.o.objdump
Kevin O'Connore6caca82009-07-13 20:31:35 -0400157 $(Q)$(OBJDUMP) -thr $(OUT)code16.o > $(OUT)code16.o.objdump
Kevin O'Connor97f1ffc2012-02-08 20:21:29 -0500158 $(Q)$(PYTHON) ./tools/layoutrom.py $(OUT)code16.o.objdump $(OUT)code32seg.o.objdump $(OUT)code32flat.o.objdump $(OUT)romlayout16.lds $(OUT)romlayout32seg.lds $(OUT)romlayout32flat.lds
Kevin O'Connor202024a2009-01-17 10:41:28 -0500159
Stefan Reinauer32aa9f32011-01-27 18:39:01 -0800160# These are actually built by tools/layoutrom.py above, but by pulling them
161# into an extra rule we prevent make -j from spawning layoutrom.py 4 times.
Kevin O'Connor36feea92012-02-11 10:49:45 -0500162$(OUT)romlayout32seg.lds $(OUT)romlayout32flat.lds $(OUT)code32flat.o $(OUT)code16.o: $(OUT)romlayout16.lds
Kevin O'Connor202024a2009-01-17 10:41:28 -0500163
Kevin O'Connor9ba1dea2010-05-01 09:50:13 -0400164$(OUT)rom16.o: $(OUT)code16.o $(OUT)romlayout16.lds
165 @echo " Linking $@"
166 $(Q)$(LD) -T $(OUT)romlayout16.lds $< -o $@
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500167
Kevin O'Connor871e0a02009-12-30 12:14:53 -0500168$(OUT)rom32seg.o: $(OUT)code32seg.o $(OUT)romlayout32seg.lds
Kevin O'Connor114592f2009-09-28 21:32:08 -0400169 @echo " Linking $@"
Kevin O'Connor9ba1dea2010-05-01 09:50:13 -0400170 $(Q)$(LD) -T $(OUT)romlayout32seg.lds $< -o $@
171
172$(OUT)rom.o: $(OUT)rom16.strip.o $(OUT)rom32seg.strip.o $(OUT)code32flat.o $(OUT)romlayout32flat.lds
173 @echo " Linking $@"
174 $(Q)$(LD) -T $(OUT)romlayout32flat.lds $(OUT)rom16.strip.o $(OUT)rom32seg.strip.o $(OUT)code32flat.o -o $@
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500175
Kevin O'Connor5b8f8092009-09-20 19:47:45 -0400176$(OUT)bios.bin.elf $(OUT)bios.bin: $(OUT)rom.o tools/checkrom.py
Kevin O'Connor9bcc5272008-07-05 21:08:56 -0400177 @echo " Prepping $@"
Kevin O'Connor5b8f8092009-09-20 19:47:45 -0400178 $(Q)$(OBJDUMP) -thr $< > $<.objdump
179 $(Q)$(OBJCOPY) -O binary $< $(OUT)bios.bin.raw
Kevin O'Connor97f1ffc2012-02-08 20:21:29 -0500180 $(Q)$(PYTHON) ./tools/checkrom.py $<.objdump $(OUT)bios.bin.raw $(OUT)bios.bin
Kevin O'Connor3a337b22009-11-03 19:50:52 -0500181 $(Q)$(STRIP) -R .comment $< -o $(OUT)bios.bin.elf
Kevin O'Connor2fda7cb2008-07-05 20:41:53 -0400182
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500183
Kevin O'Connor1f2c3072009-05-06 23:35:59 -0400184################ VGA build rules
185
186# VGA src files
Kevin O'Connor3471fdb2012-01-14 19:02:43 -0500187SRCVGA=src/output.c src/util.c src/pci.c \
188 vgasrc/vgabios.c vgasrc/vgafb.c vgasrc/vgafonts.c vgasrc/vbe.c \
Kevin O'Connor4ad2d102012-01-14 23:20:05 -0500189 vgasrc/stdvga.c vgasrc/stdvgamodes.c vgasrc/stdvgaio.c \
Kevin O'Connor3471fdb2012-01-14 19:02:43 -0500190 vgasrc/clext.c vgasrc/bochsvga.c vgasrc/geodevga.c
Kevin O'Connor1f2c3072009-05-06 23:35:59 -0400191
Kevin O'Connor36feea92012-02-11 10:49:45 -0500192CFLAGS16VGA = $(CFLAGS16INC) -Isrc
Kevin O'Connor9887ecb2011-12-18 10:51:19 -0500193
Kevin O'Connor35f42dc2012-03-05 17:45:55 -0500194$(OUT)vgaccode16.raw.s: $(OUT)autoconf.h ; $(call whole-compile, $(CFLAGS16VGA) -S, $(SRCVGA),$@)
195
196$(OUT)vgaccode16.o: $(OUT)vgaccode16.raw.s
197 @echo " Fixup VGA rom assembler"
198 $(Q)$(PYTHON) ./tools/vgafixup.py $< $(OUT)vgaccode16.s
199 $(Q)$(AS) --32 src/code16gcc.s $(OUT)vgaccode16.s -o $@
Kevin O'Connor1f2c3072009-05-06 23:35:59 -0400200
Kevin O'Connor36feea92012-02-11 10:49:45 -0500201$(OUT)vgaentry.o: vgaentry.S $(OUT)autoconf.h
Kevin O'Connor1f2c3072009-05-06 23:35:59 -0400202 @echo " Compiling (16bit) $@"
Kevin O'Connor36feea92012-02-11 10:49:45 -0500203 $(Q)$(CC) $(CFLAGS16VGA) -c -D__ASSEMBLY__ $< -o $@
Kevin O'Connor1f2c3072009-05-06 23:35:59 -0400204
Kevin O'Connor36feea92012-02-11 10:49:45 -0500205$(OUT)vgarom.o: $(OUT)vgaccode16.o $(OUT)vgaentry.o $(OUT)vgalayout.lds
Kevin O'Connor980b45a2012-03-24 11:42:53 -0400206 @echo " Linking $@"
207 $(Q)./tools/buildversion.sh $(OUT)vgaversion.c VAR16
Kevin O'Connor9d840882012-02-11 11:02:03 -0500208 $(Q)$(CC) $(CFLAGS16VGA) -c $(OUT)vgaversion.c -o $(OUT)vgaversion.o
209 $(Q)$(LD) --gc-sections -T $(OUT)vgalayout.lds $(OUT)vgaccode16.o $(OUT)vgaentry.o $(OUT)vgaversion.o -o $@
Kevin O'Connor1f2c3072009-05-06 23:35:59 -0400210
211$(OUT)vgabios.bin.raw: $(OUT)vgarom.o
212 @echo " Extracting binary $@"
213 $(Q)$(OBJCOPY) -O binary $< $@
214
Kevin O'Connor5b8f8092009-09-20 19:47:45 -0400215$(OUT)vgabios.bin: $(OUT)vgabios.bin.raw tools/buildrom.py
Kevin O'Connor1f2c3072009-05-06 23:35:59 -0400216 @echo " Finalizing rom $@"
Kevin O'Connor97f1ffc2012-02-08 20:21:29 -0500217 $(Q)$(PYTHON) ./tools/buildrom.py $< $@
Kevin O'Connor1f2c3072009-05-06 23:35:59 -0400218
Kevin O'Connor36feea92012-02-11 10:49:45 -0500219
220################ DSDT build rules
221
Michael S. Tsirkin2597b752011-10-04 15:26:01 +0200222src/%.hex: src/%.dsl ./tools/acpi_extract_preprocess.py ./tools/acpi_extract.py
Kevin O'Connord91f9d42009-10-08 21:57:15 -0400223 @echo "Compiling DSDT"
Michael S. Tsirkin2597b752011-10-04 15:26:01 +0200224 $(Q)cpp -P $< > $(OUT)$*.dsl.i.orig
Kevin O'Connor97f1ffc2012-02-08 20:21:29 -0500225 $(Q)$(PYTHON) ./tools/acpi_extract_preprocess.py $(OUT)$*.dsl.i.orig > $(OUT)$*.dsl.i
Michael S. Tsirkin2597b752011-10-04 15:26:01 +0200226 $(Q)iasl -l -tc -p $(OUT)$* $(OUT)$*.dsl.i
Kevin O'Connor97f1ffc2012-02-08 20:21:29 -0500227 $(Q)$(PYTHON) ./tools/acpi_extract.py $(OUT)$*.lst > $(OUT)$*.off
Michael S. Tsirkin2e55b032011-10-26 23:28:02 +0200228 $(Q)cat $(OUT)$*.off > $@
Isaku Yamahata12cbb432010-06-07 17:19:27 +0900229
Kevin O'Connord91f9d42009-10-08 21:57:15 -0400230
Kevin O'Connor36feea92012-02-11 10:49:45 -0500231################ Kconfig rules
232
Kevin O'Connora7fc8152012-01-15 01:52:27 -0500233define do-kconfig
234$(Q)mkdir -p $(OUT)/tools/kconfig/lxdialog
235$(Q)mkdir -p $(OUT)/include/config
236$(Q)$(MAKE) -C $(OUT) -f $(CURDIR)/tools/kconfig/Makefile srctree=$(CURDIR) src=tools/kconfig obj=tools/kconfig Q=$(Q) Kconfig=$(CURDIR)/src/Kconfig $1
237endef
Kevin O'Connor0da7bfd2011-01-26 21:14:59 -0500238
Kevin O'Connora7fc8152012-01-15 01:52:27 -0500239$(OUT)autoconf.h : $(KCONFIG_CONFIG) ; $(call do-kconfig, silentoldconfig)
240$(KCONFIG_CONFIG): ; $(call do-kconfig, defconfig)
241%onfig: ; $(call do-kconfig, $@)
242help: ; $(call do-kconfig, $@)
Sebastian Herbsztaba52eb2011-11-24 17:20:36 +0100243
Kevin O'Connor36feea92012-02-11 10:49:45 -0500244
245################ Generic rules
246
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500247clean:
Kevin O'Connor86cebee2008-11-06 18:57:10 -0500248 $(Q)rm -rf $(OUT)
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500249
Kevin O'Connor0da7bfd2011-01-26 21:14:59 -0500250distclean: clean
251 $(Q)rm -f .config .config.old
252
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500253$(OUT):
Kevin O'Connor86cebee2008-11-06 18:57:10 -0500254 $(Q)mkdir $@
Kevin O'Connorf076a3e2008-02-25 22:25:15 -0500255
256-include $(OUT)*.d