u-boot-brain/common/Makefile
Wolfgang Denk 47ffd6c2fc Makefile: compile and link each module just once
Several source files need to be compiled and linked when one or more
config options are selected. To allow for easy selection in the
Makefiles yet to avoild multiple compilation (which costs build time)
and especially multiple linking (which causes errors), we use
"COBJS = $(sort COBJS-y)" which eliminates duplicates.

By courtesy of Detlev Zundel who suggested this approach.

Signed-off-by: Wolfgang Denk <wd@denx.de>
2008-09-09 15:45:18 +02:00

183 lines
5.3 KiB
Makefile

#
# (C) Copyright 2004-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = $(obj)libcommon.a
AOBJS =
# core
COBJS-y += main.o
COBJS-y += circbuf.o
COBJS-y += console.o
COBJS-y += command.o
COBJS-y += devices.o
COBJS-y += dlmalloc.o
COBJS-y += exports.o
COBJS-y += hush.o
COBJS-y += image.o
COBJS-y += memsize.o
COBJS-y += s_record.o
COBJS-y += serial.o
COBJS-y += xyzModem.o
# environment
COBJS-y += environment.o
COBJS-y += env_common.o
COBJS-y += env_dataflash.o
COBJS-y += env_eeprom.o
COBJS-y += env_flash.o
COBJS-y += env_nand.o
COBJS-y += env_nvram.o
COBJS-y += env_onenand.o
COBJS-y += env_sf.o
COBJS-y += env_nowhere.o
# command
COBJS-$(CONFIG_CMD_AMBAPP) += cmd_ambapp.o
COBJS-$(CONFIG_AUTOSCRIPT) += cmd_autoscript.o
COBJS-$(CONFIG_CMD_AUTOSCRIPT) += cmd_autoscript.o
COBJS-$(CONFIG_CMD_BDI) += cmd_bdinfo.o
COBJS-$(CONFIG_CMD_BEDBUG) += bedbug.o cmd_bedbug.o
COBJS-$(CONFIG_CMD_BMP) += cmd_bmp.o
COBJS-y += cmd_boot.o
COBJS-$(CONFIG_CMD_BOOTLDR) += cmd_bootldr.o
COBJS-y += cmd_bootm.o
COBJS-$(CONFIG_CMD_CACHE) += cmd_cache.o
COBJS-$(CONFIG_CMD_CONSOLE) += cmd_console.o
COBJS-$(CONFIG_CMD_CPLBINFO) += cmd_cplbinfo.o
COBJS-$(CONFIG_CMD_DATE) += cmd_date.o
ifdef CONFIG_4xx
COBJS-$(CONFIG_CMD_SETGETDCR) += cmd_dcr.o
endif
ifdef CONFIG_POST
COBJS-$(CONFIG_CMD_DIAG) += cmd_diag.o
endif
COBJS-$(CONFIG_CMD_DISPLAY) += cmd_display.o
COBJS-$(CONFIG_CMD_DOC) += cmd_doc.o
COBJS-$(CONFIG_CMD_DTT) += cmd_dtt.o
COBJS-y += cmd_eeprom.o
COBJS-$(CONFIG_CMD_ELF) += cmd_elf.o
COBJS-$(CONFIG_CMD_EXT2) += cmd_ext2.o
COBJS-$(CONFIG_CMD_FAT) += cmd_fat.o
COBJS-y += cmd_fdc.o
COBJS-$(CONFIG_OF_LIBFDT) += cmd_fdt.o fdt_support.o
COBJS-$(CONFIG_CMD_FDOS) += cmd_fdos.o
COBJS-$(CONFIG_CMD_FLASH) += cmd_flash.o
ifdef CONFIG_FPGA
COBJS-y += fpga.o
COBJS-$(CONFIG_CMD_FPGA) += cmd_fpga.o
COBJS-$(CONFIG_FPGA_SPARTAN2) += spartan2.o
COBJS-$(CONFIG_FPGA_SPARTAN3) += spartan3.o
COBJS-$(CONFIG_FPGA_VIRTEX2) += virtex2.o
COBJS-$(CONFIG_FPGA_XILINX) += xilinx.o
ifdef CONFIG_FPGA_ALTERA
COBJS-y += altera.o
COBJS-$(CONFIG_FPGA_ACEX1K) += ACEX1K.o
COBJS-$(CONFIG_FPGA_CYCLON2) += cyclon2.o
COBJS-$(CONFIG_FPGA_STRATIX_II) += stratixII.o
endif
endif
COBJS-$(CONFIG_CMD_I2C) += cmd_i2c.o
COBJS-$(CONFIG_CMD_IDE) += cmd_ide.o
COBJS-$(CONFIG_CMD_IMMAP) += cmd_immap.o
COBJS-$(CONFIG_CMD_IRQ) += cmd_irq.o
COBJS-$(CONFIG_CMD_ITEST) += cmd_itest.o
COBJS-$(CONFIG_CMD_JFFS2) += cmd_jffs2.o
COBJS-$(CONFIG_CMD_LICENSE) += cmd_license.o
COBJS-y += cmd_load.o
COBJS-$(CONFIG_LOGBUFFER) += cmd_log.o
COBJS-y += cmd_mac.o
COBJS-y += cmd_mem.o
COBJS-$(CONFIG_CMD_MFSL) += cmd_mfsl.o
COBJS-$(CONFIG_MII) += miiphyutil.o
COBJS-$(CONFIG_CMD_MII) += miiphyutil.o
COBJS-$(CONFIG_CMD_MII) += cmd_mii.o
COBJS-$(CONFIG_CMD_MISC) += cmd_misc.o
COBJS-$(CONFIG_CMD_MMC) += cmd_mmc.o
COBJS-$(CONFIG_MP) += cmd_mp.o
COBJS-y += cmd_nand.o
COBJS-$(CONFIG_CMD_NET) += cmd_net.o
COBJS-y += cmd_nvedit.o
COBJS-$(CONFIG_CMD_ONENAND) += cmd_onenand.o
COBJS-$(CONFIG_CMD_OTP) += cmd_otp.o
ifdef CONFIG_PCI
COBJS-$(CONFIG_CMD_PCI) += cmd_pci.o
endif
COBJS-y += cmd_pcmcia.o
COBJS-$(CONFIG_CMD_PORTIO) += cmd_portio.o
COBJS-$(CONFIG_CMD_REGINFO) += cmd_reginfo.o
COBJS-$(CONFIG_CMD_REISER) += cmd_reiser.o
COBJS-$(CONFIG_CMD_SATA) += cmd_sata.o
COBJS-$(CONFIG_CMD_SF) += cmd_sf.o
COBJS-$(CONFIG_CMD_SCSI) += cmd_scsi.o
COBJS-$(CONFIG_CMD_SETEXPR) += cmd_setexpr.o
COBJS-$(CONFIG_CMD_SPI) += cmd_spi.o
COBJS-$(CONFIG_CMD_STRINGS) += cmd_strings.o
COBJS-$(CONFIG_CMD_TERMINAL) += cmd_terminal.o
COBJS-$(CONFIG_CMD_UNIVERSE) += cmd_universe.o
ifdef CONFIG_CMD_USB
COBJS-y += cmd_usb.o
COBJS-y += usb.o
COBJS-$(CONFIG_USB_STORAGE) += usb_storage.o
endif
COBJS-$(CONFIG_CMD_XIMG) += cmd_ximg.o
COBJS-$(CONFIG_YAFFS2) += cmd_yaffs2.o
COBJS-y += cmd_vfd.o
COBJS-$(CONFIG_CMD_DOC) += docecc.o
COBJS-y += flash.o
COBJS-y += kgdb.o
COBJS-$(CONFIG_LCD) += lcd.o
COBJS-$(CONFIG_LYNXKDI) += lynxkdi.o
COBJS-$(CONFIG_USB_KEYBOARD) += usb_kbd.o
COBJS-$(CONFIG_DDR_SPD) += ddr_spd.o
COBJS := $(sort COBJS-y)
SRCS := $(AOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(AOBJS) $(COBJS))
CPPFLAGS += -I..
all: $(LIB) $(AOBJS)
$(LIB): $(obj).depend $(OBJS)
$(AR) $(ARFLAGS) $@ $(OBJS)
$(obj)environment.o: $(src)environment.c $(obj)../tools/envcrc
$(CC) $(AFLAGS) -Wa,--no-warn \
-DENV_CRC=$(shell $(obj)../tools/envcrc) \
-c -o $@ $(src)environment.c
$(obj)../tools/envcrc:
$(MAKE) -C ../tools
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################