ccdba9490b
- add netmap (FreeBSD header files need to be updated with this) - move prototype perl scripts to prototype/ folder - create basic structure for sipcap app (no code yet)
170 lines
5.1 KiB
Makefile
170 lines
5.1 KiB
Makefile
# To build external modules, you must have a prebuilt kernel available
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# that contains the configuration and header files used in the build.
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# go in the kernel directory and do a
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# make oldconfig; make scripts; make prepare
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# or make defconfig; make scripts; make prepare
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#
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# list of objects for this module
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#
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# objects whose source file is in ../sys/dev/netmap
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remoteobjs := netmap.o netmap_mem2.o \
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netmap_generic.o netmap_mbq.o netmap_vale.o \
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netmap_offloadings.o netmap_pipe.o
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# all objects
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netmap_lin-objs := $(remoteobjs) netmap_linux.o
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obj-$(CONFIG_NETMAP) = netmap_lin.o
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ifndef NODRIVERS
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# list of modules to be built (actually also forcedeth and r8169)
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MOD_LIST:= CONFIG_E1000=m CONFIG_E1000E=m \
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CONFIG_IXGBE=m CONFIG_IGB=m \
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CONFIG_BNX2X=m CONFIG_MLX4=m \
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CONFIG_VIRTIO_NET=m
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obj-m += $(O_DRIVERS)
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GET_DRIVERS := get-drivers
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else
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MOD_LIST:=
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endif
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# DRIVER_SRCS names of the driver sources is only used to
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# clean files that we copied.
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DRIVER_SRCS = r8169.c forcedeth.c e1000/ e1000e/ ixgbe/ igb/
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DRIVER_SRCS += bnx2x/ mellanox/ mlx4/ virtio_net.c
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# _DRV_SUBDIRS contains the subdirs with driver sources.
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# In old linuxes everything is under drivers/net, newer versions
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# have them in source/drivers/net/ethernet/$(manufacturer)
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_DRV_SUBDIRS= nvidia realtek intel broadcom . ..
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# The following commands are needed to build the modules as out-of-tree,
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# in fact the kernel sources path must be specified.
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PWD ?= $(CURDIR)
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M:=$(PWD)
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# Additional compile flags (e.g. header location)
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EXTRA_CFLAGS := -I$(M) -I$(M)/../sys -I$(M)/../sys/dev -DCONFIG_NETMAP
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EXTRA_CFLAGS += -Wno-unused-but-set-variable
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# We use KSRC for the kernel configuration and sources.
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# If the sources are elsewhere, then use SRC to point to them.
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KSRC ?= /lib/modules/$(shell uname -r)/build
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SRC ?= $(KSRC)
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# extract version number.
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# version.h can be in two different places.
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# NOTE- A.B.C translates to aXXYY where XXYY are hex
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LIN_VER = $(shell V=linux/version.h; G=. ; \
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[ -f $(KSRC)/include/$${V} ] || G=generated/uapi ;\
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grep LINUX_VERSION_CODE $(KSRC)/include/$${G}/linux/version.h | \
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awk '{printf "%03x%02x", $$3/256, $$3%256} ')
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# produce a list of applicable patches for this version
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PATCHES := $(shell \
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cd $(PWD)/patches; ls diff--* | awk -v v=$(LIN_VER) -F -- \
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'{ if ((!$$3 || $$3 <= v) && (!$$4 || v < $$4)) print $$0; }')
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# source drivers to copy. Names derived from the patches
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S_DRIVERS := $(shell \
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cd $(PWD)/patches; ls diff--* | awk -v v=$(LIN_VER) -F -- \
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'{ if ((!$$3 || $$3 <= v) && (!$$4 || v < $$4)) print $$2 }' )
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# actual drivers after copy and patch
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DRIVERS = $(shell [ "$(PATCHES)" != "" ] && ls -dAp \
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`echo $(PATCHES:diff--%=%) | sed -r 's/--[0-9a-f-]+//g'` 2> /dev/null)
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# Compile v1000 (vhost porting to e1000) only if
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# the LIN_VER >= 3.8.0, because we don't want to deal
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# with backporting problems for v1000.
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ifeq ($(word 1, $(sort 30800 $(LIN_VER))), 30800)
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CONFIG_V1000:=m
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else
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CONFIG_V1000:=n
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endif
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CONFIG_V1000:=n # force disable by now
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obj-$(CONFIG_V1000) += vhost-port/
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all: build
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build: $(GET_DRIVERS)
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$(MAKE) -C $(KSRC) M=$(PWD) CONFIG_NETMAP=m $(MOD_LIST) \
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EXTRA_CFLAGS='$(EXTRA_CFLAGS)' \
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O_DRIVERS="$(DRIVERS:%.c=%.o)" modules
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@ls -l `find . -name \*.ko`
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test:
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@echo "version $(LIN_VER)"
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@echo "patches $(PATCHES)"
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@echo "drivers $(DRIVERS)"
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clean:
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-@ $(MAKE) -C $(KSRC) M=$(PWD) clean 2> /dev/null
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-@ (rm -rf $(DRIVER_SRCS) *.orig *.rej *.ko *.o .*.d \
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.tmp_versions *.mod.c modules.order \
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Module.symvers .*.cmd get-drivers )
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# the source is not here so we need to specify a dependency
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define remote_template
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$$(obj)/$(1): $$(M)/../sys/dev/netmap/$(1:.o=.c)
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$$(call cmd,cc_o_c)
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$$(call cmd,modversions)
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endef
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$(foreach o,$(remoteobjs),$(eval $(call remote_template,$(o))))
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#-- copy and patch initial files
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# The location changes depending on the OS version, so ...
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get-drivers:
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-@( \
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if [ -d "$(DRIVER_SRC)" ] ; then \
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cd "$(DRIVER_SRC)"; s=.; what="`ls -dp *`" ; \
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else \
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cd $(SRC); [ -d source ] && cd source ; \
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cd drivers/net; s=. ; \
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[ -d ethernet ] && cd ethernet && s="$(_DRV_SUBDIRS)" ; \
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what="$(S_DRIVERS)" ; \
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fi ; \
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echo "LIN_VER $(LIN_VER)" ; \
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[ "$${what}" = "" ] && echo "-- NO DRIVERS --" && return; \
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echo "---- Building from `pwd`"; \
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echo "---- copying $${what} ---" ; \
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what="$${what} cnic_if.h"; \
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for i in $$s; do (cd $$i ; \
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echo " From `pwd` :"; \
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ls -ldp $${what} 2> /dev/null | sed 's/^/ /' ; \
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cp -Rp $${what} $(PWD) 2>/dev/null ); \
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done ; \
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cd $(PWD) ; \
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for i in $(PATCHES) ; \
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do echo "** patch with $$i"; \
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patch --posix --quiet --force -p1 < patches/$$i; \
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done ; \
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echo "Building the following drivers: $(S_DRIVERS)" )
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@touch get-drivers
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test3:
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@echo "from $(PATCHES) -- to $(MYDRIVERS)"
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@echo "Drivers is $(DRIVERS)"
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@echo "Actually have `ls -d $(DRIVERS) 2> /dev/null`"
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# compute the diffs for the original files
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diffs:
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@for i in `find . -name \*.orig`; do \
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diff -urp $$i $${i%.orig} ; \
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done
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apps:
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(cd ../examples; $(MAKE))
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+%:
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@echo $($*)
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