243 lines
5.7 KiB
Makefile
243 lines
5.7 KiB
Makefile
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#
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# Unless you and Broadcom execute a separate written software license
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# agreement governing use of this software, this software is licensed to
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# you under the terms of the GNU General Public License version 2 (the
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# "GPL"), available at http://www.broadcom.com/licenses/GPLv2.php,
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# with the following added to such license:
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#
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# As a special exception, the copyright holders of this software give
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# you permission to link this software with independent modules, and to
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# copy and distribute the resulting executable under terms of your
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# choice, provided that you also meet, for each linked independent
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# module, the terms and conditions of the license of that module. An
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# independent module is a module which is not derived from this
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# software. The special exception does not apply to any modifications
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# of the software.
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#
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# -*- Makefile -*-
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# $Id: Makefile,v 1.4 Broadcom SDK $
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# $Copyright: (c) 2005 Broadcom Corp.
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# All Rights Reserved.$
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#
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SDK :=$(shell if [ -n "$$SDK" ] ; then\
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echo $$SDK;\
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else\
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cd $(dir $(lastword $(MAKEFILE_LIST))); while /usr/bin/test ! -e RELEASE ; do \
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dir=`cd ../;pwd`; \
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if [ "$$dir" = "/" ] ; then \
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echo Cannot find SDK in $(lastword $(MAKEFILE_LIST)) 1>&2; \
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exit 1; \
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fi ; \
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cd $$dir; \
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done ; \
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pwd; \
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fi)
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ifeq ($(SDK),)
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$(error Please run this in a tree)
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endif
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export SDK
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override-target=linux-$(platform)
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ifeq ($(LINUX_MAKE_SHARED_LIB),1)
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libext = so.$(SHAREDLIBVER)
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else
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libext = a
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endif
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ifeq (,$(platform))
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$(error Internal error: platform variable is not set)
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endif
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include $(SDK)/make/Make.config
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LOCALDIR=systems/linux/user/common
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include $(SDK)/make/Make.depend
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kernel-override=linux-$(platform)
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ifdef BLDCONFIG
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KERN_BLDROOT=${SDK}/${SDKBUILD}/${BLDCONFIG}/$(kernel-override)$(bldroot_suffix)
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else
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KERN_BLDROOT=${SDK}/${SDKBUILD}/$(kernel-override)$(bldroot_suffix)
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endif
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ifeq (,$(kernel_version))
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kernel_version=2_4
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endif
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ifeq ($(kernel_version),2_6)
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KOBJ=ko
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else
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KOBJ=o
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endif
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ifneq (,$(TOOLS_DIR))
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override PATH := $(TOOLS_DIR):$(PATH)
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endif
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ifeq ($(DEST_DIR),)
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DEST_DIR=${BLDDIR}
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endif
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KERNEL_BDE_LOCAL :=linux-kernel-bde.$(KOBJ)
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KERNEL_BDE :=$(DEST_DIR)/$(KERNEL_BDE_LOCAL)
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USER_BDE_LOCAL :=linux-user-bde.$(KOBJ)
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USER_BDE=$(DEST_DIR)/$(USER_BDE_LOCAL)
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BCM_KNET_LOCAL :=linux-bcm-knet.$(KOBJ)
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BCM_KNET=$(DEST_DIR)/$(BCM_KNET_LOCAL)
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KNET_CB_LOCAL := linux-knet-cb.$(KOBJ)
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KNET_CB := $(DEST_DIR)/$(KNET_CB_LOCAL)
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ifeq (,$(findstring DELIVER,$(MAKECMDGOALS)))
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.DEFAULT_GOAL := all
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all_targets := kernel_modules $(KERNEL_BDE) $(USER_BDE)
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LOCAL_TARGETS :=
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ifeq ($(NO_LOCAL_TARGETS),)
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LOCAL_TARGETS +=$(patsubst %,$(realpath ..)/$(platform)/%,$(KERNEL_BDE_LOCAL) $(USER_BDE_LOCAL))
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all_targets +=$(LOCAL_TARGETS)
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endif
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# Build all by default
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ifndef BUILD_KNET
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BUILD_KNET = 1
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endif
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ifeq ($(BUILD_KNET),1)
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# Kernel network support
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all_targets += $(BCM_KNET)
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ifeq ($(NO_LOCAL_TARGETS),)
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LOCAL_TARGETS +=$(patsubst %,../$(platform)/%,$(BCM_KNET_LOCAL))
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all_targets +=$(LOCAL_TARGETS)
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endif
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ADD_TO_CFLAGS += -I$(SDK)/systems/linux/kernel/modules/include
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COND_KNET_LIBS = libuser.$(libext)
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ifeq ($(BUILD_KNET_CB),1)
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# KNET callback module support
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all_targets += $(KNET_CB)
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ifeq ($(NO_LOCAL_TARGETS),)
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LOCAL_TARGETS +=$(patsubst %,../$(platform)/%,$(KNET_CB_LOCAL))
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all_targets +=$(LOCAL_TARGETS)
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endif
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endif
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endif
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#OPENNSL_FIXUP
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.NOTPARALLEL:
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all: $(BLDDIR)/.tree $(all_targets)
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ifeq ($(NO_LOCAL_TARGETS),)
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define LOCAL_TARGET_DEF
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$(1) : $(DEST_DIR)/$(notdir $(1))
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cp $$? $$@
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endef
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endif
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# User BDE libraries
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ADD_TO_CFLAGS += -I$(SDK)/systems/bde/linux/include
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# Use raw IOCTL for KNET
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ADD_TO_CFLAGS += -DPROXY_SUPPORT=0
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CFLAGS += $(ADD_TO_CFLAGS)
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# Kernel network support
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ifdef BUILD_KNET
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knet_subdirs = shared bcm-knet
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ifdef BUILD_KNET_CB
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knet_subdirs += knet-cb
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endif
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endif # BUILD_KNET
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kernel_modules:
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$(MAKE) -C $(SDK)/systems/bde/linux/kernel kernel_version=$(kernel_version)
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$(MAKE) -C $(SDK)/systems/bde/linux/user/kernel kernel_version=$(kernel_version)
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ifeq ($(BUILD_KNET),1)
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$(MAKE) -j1 -C $(SDK)/systems/linux/kernel/modules kernel_version=$(kernel_version) \
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subdirs="$(knet_subdirs)" override-target=linux-$(platform) CFLAGS="$(CFLAGS)"
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endif
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$(KERNEL_BDE): $(KERN_BLDROOT)/linux-kernel-bde.$(KOBJ)
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mkdir -p $(@D)
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$(OBJCOPY) --strip-debug $< $@
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$(USER_BDE): $(KERN_BLDROOT)/linux-user-bde.$(KOBJ)
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$(OBJCOPY) --strip-debug $< $@
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$(BCM_KNET): $(KERN_BLDROOT)/linux-bcm-knet.$(KOBJ)
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$(OBJCOPY) --strip-debug $< $@
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$(KNET_CB): $(KERN_BLDROOT)/linux-knet-cb.$(KOBJ)
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$(OBJCOPY) --strip-debug $< $@
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ifeq ($(NO_LOCAL_TARGETS),)
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$(foreach targ,$(LOCAL_TARGETS),$(eval $(call LOCAL_TARGET_DEF,$(targ))))
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endif
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clean::
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$(MAKE) -C $(SDK)/systems/bde/linux/kernel $@
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$(MAKE) -C $(SDK)/systems/bde/linux/user/kernel $@
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$(MAKE) -C $(SDK)/systems/linux/kernel/modules \
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subdirs="$(knet_subdirs)" \
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override-target=linux-$(platform) $@
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$(RM) $(KERNEL_BDE) $(USER_BDE)
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$(RM) $(BCM_KNET)
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$(RM) $(KNET_CB)
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$(RM) $(KERN_BLDROOT)/linux-kernel-bde.$(KOBJ)
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$(RM) $(KERN_BLDROOT)/linux-user-bde.$(KOBJ)
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$(RM) $(KERN_BLDROOT)/linux-bcm-knet.$(KOBJ)
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$(RM) $(LOCAL_TARGETS)
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distclean:: clean
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.PHONY: variable
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#
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# Echo variable values used for configuration
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# usage: make VAR=CC variable
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#
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variable::
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@echo $($(VAR))
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else
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ifndef DELIVERY
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$(error DELIVERY required)
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endif
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DELIVERABLES := $(KERNEL_BDE) $(USER_BDE)
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# 1= source
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define DELIVERY_RULE
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_DEL_TARG += $(DELIVERY)/$(notdir $(1))
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$(DELIVERY)/$(notdir $(1)) : $(1)
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@mkdir -p $(DELIVERY)
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ifeq ($(filter $(notdir $(BCM)) $(notdir $(BCM).dbg),$(notdir $1)),)
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$(OBJCOPY) --strip-debug $$< $$@
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else
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$(CP) -p $$< $$@
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endif
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endef
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$(foreach f,$(DELIVERABLES),$(eval $(call DELIVERY_RULE,$(f))))
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DELIVER: $(_DEL_TARG)
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endif
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# Make.config defines remaining phony targets
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.PHONY: build kernel_modules DELIVER
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