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Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..27fe4b5 --- /dev/null +++ b/Makefile @@ -0,0 +1,271 @@ +# +# (C) Copyright 2004-2006, Texas Instruments, <www.ti.com> +# Jian Zhang <jzhang@ti.com> +# +# (C) Copyright 2000-2004 +# 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 +# + +HOSTARCH := $(shell uname -m | \ + sed -e s/i.86/i386/ \ + -e s/sun4u/sparc64/ \ + -e s/arm.*/arm/ \ + -e s/sa110/arm/ \ + -e s/powerpc/ppc/ \ + -e s/macppc/ppc/) + +HOSTOS := $(shell uname -s | tr A-Z a-z | \ + sed -e 's/\(cygwin\).*/cygwin/') + +export HOSTARCH + +# Deal with colliding definitions from tcsh etc. +VENDOR= + +######################################################################### +# +# X-loader build supports producing a object files to the separate external +# directory. Two use cases are supported: +# +# 1) Add O= to the make command line +# 'make O=/tmp/build all' +# +# 2) Set environement variable BUILD_DIR to point to the desired location +# 'export BUILD_DIR=/tmp/build' +# 'make' +# +# Command line 'O=' setting overrides BUILD_DIR environent variable. +# +# When none of the above methods is used the local build is performed and +# the object files are placed in the source directory. +# + +ifdef O +ifeq ("$(origin O)", "command line") +BUILD_DIR := $(O) +endif +endif + +ifneq ($(BUILD_DIR),) +saved-output := $(BUILD_DIR) + +# Attempt to create a output directory. +$(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR}) + +# Verify if it was successful. +BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd) +$(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist)) +endif # ifneq ($(BUILD_DIR),) + +OBJTREE := $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR)) +SRCTREE := $(CURDIR) +TOPDIR := $(SRCTREE) +LNDIR := $(OBJTREE) +export TOPDIR SRCTREE OBJTREE + +MKCONFIG := $(SRCTREE)/mkconfig +export MKCONFIG + +ifneq ($(OBJTREE),$(SRCTREE)) +REMOTE_BUILD := 1 +export REMOTE_BUILD +endif + +# $(obj) and (src) are defined in config.mk but here in main Makefile +# we also need them before config.mk is included which is the case for +# some targets like unconfig, clean, clobber, distclean, etc. +ifneq ($(OBJTREE),$(SRCTREE)) +obj := $(OBJTREE)/ +src := $(SRCTREE)/ +else +obj := +src := +endif +export obj src + +# Make sure CDPATH settings don't interfere +unexport CDPATH + +######################################################################### + +ifeq ($(obj)include/config.mk,$(wildcard $(obj)include/config.mk)) +# load ARCH, BOARD, and CPU configuration +include $(obj)include/config.mk +export ARCH CPU BOARD VENDOR +# load other configuration +include $(TOPDIR)/config.mk + +ifndef CROSS_COMPILE +CROSS_COMPILE = arm-none-linux-gnueabi- +#CROSS_COMPILE = arm-linux- +export CROSS_COMPILE +endif + +######################################################################### +# X-LOAD objects....order is important (i.e. start must be first) + +OBJS = cpu/$(CPU)/start.o + +OBJS := $(addprefix $(obj),$(OBJS)) + +LIBS += board/$(BOARDDIR)/lib$(BOARD).a +LIBS += cpu/$(CPU)/lib$(CPU).a +LIBS += lib/lib$(ARCH).a +LIBS += fs/fat/libfat.a +LIBS += disk/libdisk.a +LIBS += drivers/libdrivers.a +LIBS += common/libcommon.a + +LIBS := $(addprefix $(obj),$(sort $(LIBS))) +.PHONY : $(LIBS) + +# Add GCC lib +PLATFORM_LIBS += -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc + +SUBDIRS = + +__OBJS := $(subst $(obj),,$(OBJS)) +__LIBS := $(subst $(obj),,$(LIBS)) + +######################################################################### +######################################################################### + +ALL = $(obj)x-load.bin $(obj)System.map + +all: $(ALL) + +ift: $(ALL) $(obj)x-load.bin.ift + +$(obj)x-load.bin.ift: $(obj)signGP $(obj)System.map $(obj)x-load.bin + TEXT_BASE=`grep -w _start $(obj)System.map|cut -d ' ' -f1` + $(obj)./signGP $(obj)x-load.bin $(TEXT_BASE) + cp $(obj)x-load.bin.ift $(obj)MLO + +$(obj)x-load.bin: $(obj)x-load + $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ + +$(obj)x-load: $(OBJS) $(LIBS) $(LDSCRIPT) + UNDEF_SYM=`$(OBJDUMP) -x $(LIBS) |sed -n -e 's/.*\(__u_boot_cmd_.*\)/-u\1/p'|sort|uniq`;\ + cd $(LNDIR) && $(LD) $(LDFLAGS) $$UNDEF_SYM $(__OBJS) \ + --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ + -Map x-load.map -o x-load + +$(OBJS): + $(MAKE) -C cpu/$(CPU) $(if $(REMOTE_BUILD),$@,$(notdir $@)) + +$(LIBS): + $(MAKE) -C $(dir $(subst $(obj),,$@)) + +$(obj)System.map: $(obj)x-load + @$(NM) $< | \ + grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ + sort > $(obj)System.map + +oneboot: $(obj)x-load.bin + scripts/mkoneboot.sh + +$(obj)signGP: scripts/signGP.c + gcc -Wall -g -O3 -o $(obj)signGP $< + +######################################################################### +else +all $(obj)x-load $(obj)x-load.bin oneboot depend dep $(obj)System.map: + @echo "System not configured - see README" >&2 + @ exit 1 +endif + +######################################################################### + +unconfig: + rm -f $(obj)include/config.h $(obj)include/config.mk + +#======================================================================== +# ARM +#======================================================================== +######################################################################### +## OMAP2 (ARM1136) Systems +######################################################################### + +omap2420h4_config : unconfig + @$(MKCONFIG) $(@:_config=) arm arm1136 omap2420h4 + +omap2430sdp_config : unconfig + @$(MKCONFIG) $(@:_config=) arm arm1136 omap2430sdp + +######################################################################### +## OMAP3 (ARM-CortexA8) Systems +######################################################################### +omap3430sdp_config : unconfig + @$(MKCONFIG) $(@:_config=) arm omap3 omap3430sdp + +omap3430labrador_config : unconfig + @$(MKCONFIG) $(@:_config=) arm omap3 omap3430labrador + +omap3evm_config : unconfig + @$(MKCONFIG) $(@:_config=) arm omap3 omap3evm + +overo_config : unconfig + @$(MKCONFIG) $(@:_config=) arm omap3 overo + +omap3530beagle_config : unconfig + @$(MKCONFIG) $(@:_config=) arm omap3 omap3530beagle + +omap3530gta04_config : unconfig + @$(MKCONFIG) $(@:_config=) arm omap3 omap3530gta04 + +######################################################################### +## OMAP4 (ARM-CortexA9) Systems +######################################################################### +omap4430panda_config : unconfig + @./mkconfig $(@:_config=) arm omap4 omap4430panda + +######################################################################### + +clean: + find $(OBJTREE) -type f \ + \( -name 'core' -o -name '*.bak' -o -name '*~' \ + -o -name '*.o' -o -name '*.a' \) -print \ + | xargs rm -f + +clobber: clean + find $(OBJTREE) -type f \ + \( -name .depend -o -name '*.srec' -o -name '*.bin' \) \ + -print \ + | xargs rm -f + rm -f $(OBJS) $(obj)*.bak $(obj)tags $(obj)TAGS + rm -fr $(obj)*.*~ + rm -f $(obj)x-load $(obj)x-load.map $(ALL) $(obj)x-load.bin.ift $(obj)signGP $(obj)MLO + rm -f $(obj)include/asm/proc $(obj)include/asm/arch + +ifeq ($(OBJTREE),$(SRCTREE)) +mrproper \ +distclean: clobber unconfig +else +mrproper \ +distclean: clobber unconfig + rm -rf $(obj)* +endif + +backup: + F=`basename $(TOPDIR)` ; cd .. ; \ + gtar --force-local -zcvf `date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F + +######################################################################### |