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srcdir = $(PWD)
include Makefile.vars
OBJS = obj/afu.o obj/internal.o obj/irq.o obj/mmio.o obj/setup.o
TEST_OBJS = testobj/afu.o testobj/internal.o testobj/irq.o testobj/mmio.o testobj/setup.o
override CFLAGS += -I src/include -I kernel/include -fPIC -D_FILE_OFFSET_BITS=64
VERS_LIB = $(VERSION_MAJOR).$(VERSION_MINOR)
LIBNAME = libocxl.so.$(VERS_LIB)
LIBSONAME = libocxl.so.$(VERSION_MAJOR)
SONAMEOPT = -Wl,-soname,$(LIBSONAME)
DOCDIR = docs
all: check_ocxl_header obj/$(LIBSONAME) obj/libocxl.so obj/libocxl.a \
sampleobj/memcpy afuobj/ocxl_memcpy afuobj/ocxl_afp3 \
afuobj/ocxl_afp3_latency afuobj/ocxl_reset_tests.sh
HAS_WGET = $(shell /bin/which wget > /dev/null 2>&1 && echo y || echo n)
HAS_CURL = $(shell /bin/which curl > /dev/null 2>&1 && echo y || echo n)
# Update this to test a single feature from the most recent header we require.
#
# Note that a backward-incompatible change in make 4.3 modified the
# handling \# in a function invocation, so we define the test code in
# a separate variable to work around it and keep consistent behavior
# across all versions of make
TEST_CODE = '\#include <misc/ocxl.h>\nvoid test(struct ocxl_ioctl_features test);'
CHECK_OCXL_HEADER_IS_UP_TO_DATE = $(shell /bin/echo -e $(TEST_CODE) | \
$(CC) $(CFLAGS) -Werror -x c -S -o /dev/null - > /dev/null 2>&1 && echo y || echo n)
check_ocxl_header:
ifeq (${CHECK_OCXL_HEADER_IS_UP_TO_DATE},n)
mkdir -p kernel/include/misc
ifeq (${HAS_WGET},y)
$(call Q,WGET kernel/include/misc/ocxl.h, wget -O kernel/include/misc/ocxl.h -q https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/plain/include/uapi/misc/ocxl.h)
else ifeq (${HAS_CURL},y)
$(call Q,CURL kernel/include/misc/ocxl.h, curl -L -o kernel/include/misc/ocxl.h -s https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/plain/include/uapi/misc/ocxl.h)
else
$(error 'ocxl.h is non-existant or out of date, Download from https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/plain/include/uapi/misc/ocxl.h and place in ${PWD}/kernel/include/misc/ocxl.h')
endif
endif
src/libocxl_info.h: version.pl
VERSION_MAJOR=${VERSION_MAJOR} VERSION_MINOR=${VERSION_MINOR} \
VERSION_PATCH=${VERSION_PATCH} CC="${CC}" CFLAGS="${CFLAGS}" \
./version.pl > src/libocxl_info.h
obj:
mkdir obj
obj/libocxl.so: obj/$(LIBNAME)
ln -sf $(LIBNAME) obj/libocxl.so
obj/$(LIBSONAME): obj/$(LIBNAME)
ln -sf $(LIBNAME) obj/$(LIBSONAME)
obj/$(LIBNAME): $(OBJS) symver.map
$(call Q,CC, $(CC) $(CFLAGS) $(LDFLAGS) -shared $(OBJS) -o obj/$(LIBNAME), obj/$(LIBNAME)) -Wl,--version-script symver.map $(SONAMEOPT)
obj/libocxl.a: $(OBJS)
$(call Q,AR, $(AR) rcs obj/libocxl.a $(OBJS), obj/libocxl.a)
sampleobj/memcpy: sampleobj/memcpy.o-memcpy
$(call Q,CC, $(CC) $(CFLAGS) $(LDFLAGS) -o sampleobj/memcpy sampleobj/memcpy.o-memcpy obj/libocxl.a, sampleobj/memcpy)
afuobj/ocxl_memcpy: afuobj/ocxl_memcpy.o-memcpy
$(call Q,CC, $(CC) $(CFLAGS) $(LDFLAGS) -o afuobj/ocxl_memcpy afuobj/ocxl_memcpy.o-memcpy obj/libocxl.a, afuobj/ocxl_memcpy)
afuobj/ocxl_afp3: afuobj/ocxl_afp3.o-afp
$(call Q,CC, $(CC) $(CFLAGS) $(LDFLAGS) -o afuobj/ocxl_afp3 afuobj/ocxl_afp3.o-afp obj/libocxl.a, afuobj/ocxl_afp3)
afuobj/ocxl_afp3_latency: afuobj/ocxl_afp3_latency.o-afp
$(call Q,CC, $(CC) $(CFLAGS) $(LDFLAGS) -o afuobj/ocxl_afp3_latency afuobj/ocxl_afp3_latency.o-afp obj/libocxl.a, afuobj/ocxl_afp3_latency)
afuobj/ocxl_reset_tests.sh: afutests/reset/ocxl_reset_tests.sh
cp afutests/reset/ocxl_reset_tests.sh afuobj/ocxl_reset_tests.sh
chmod +x afuobj/ocxl_reset_tests.sh
testobj:
mkdir testobj
sampleobj:
mkdir sampleobj
afuobj:
mkdir afuobj
testobj/libocxl.a: $(TEST_OBJS)
$(call Q,AR, $(AR) rcs testobj/libocxl-temp.a $(TEST_OBJS), testobj/libocxl-temp.a)
$(call Q,STATIC_SYMS, $(NM) testobj/libocxl-temp.a | grep ' t ' | grep -v __ | cut -d ' ' -f 3 > testobj/static-syms)
$(call Q,STATIC_PROTOTYPES, perl -n static-prototypes.pl src/*.c >testobj/static.h)
$(call Q,OBJCOPY, $(OBJCOPY) --globalize-symbols=testobj/static-syms testobj/libocxl-temp.a testobj/libocxl.a, obj/libocxl.a)
testobj/unittests: testobj/unittests.o-test testobj/virtocxl.o-test
$(call Q,CC, $(CC) $(CFLAGS) $(LDFLAGS) -o testobj/unittests testobj/unittests.o-test testobj/virtocxl.o-test testobj/libocxl.a -lfuse -lpthread, testobj/unittests)
test: check_ocxl_header testobj/unittests
sudo testobj/unittests
valgrind: testobj/unittests
sudo valgrind testobj/unittests
include Makefile.rules
cppcheck:
cppcheck --enable=all -j 4 -q src/*.c src/include/libocxl.h
cppcheck-xml:
cppcheck --enable=all -j 4 -q src/*.c src/include/libocxl.h --xml-version=2 2>cppcheck.xml
precommit: clean all docs cppcheck afutests
astyle --style=linux --indent=tab=8 --max-code-length=120 src/*.c src/*.h src/include/*.h samples/*/*.c afutests/*/*.c
$(call Q, SYMVER-CHECK, nm obj/$(LIBNAME) | grep ' t ocxl' && (echo "Symbols are missing from symver.map" && exit 1) || true)
docs:
rm -rf $(DOCDIR)
$(call Q,DOCS-MAN, doxygen Doxyfile-man,)
cd docs/man/man3 && \
ls | grep -vi ocxl | xargs rm
$(call Q,DOCS-HTML, doxygen Doxyfile-html,)
clean:
rm -rf obj testobj sampleobj afuobj docs src/libocxl_info.h
install: all docs
mkdir -p $(DESTDIR)$(libdir)
mkdir -p $(DESTDIR)$(includedir)
mkdir -p $(DESTDIR)$(mandir)/man3
mkdir -p $(DESTDIR)$(docdir)/libocxl/search
$(INSTALL) -m 0755 obj/$(LIBNAME) $(DESTDIR)$(libdir)/
ln -s $(LIBNAME) $(DESTDIR)$(libdir)/$(LIBSONAME)
ln -s $(LIBNAME) $(DESTDIR)$(libdir)/libocxl.so
$(INSTALL) -m 0644 src/include/libocxl.h $(DESTDIR)$(includedir)/
$(INSTALL) -m 0644 -D docs/man/man3/* $(DESTDIR)$(mandir)/man3
$(INSTALL) -m 0644 -D docs/html/*.* $(DESTDIR)$(docdir)/libocxl
$(INSTALL) -m 0644 -D docs/html/search/* $(DESTDIR)$(docdir)/libocxl/search
.PHONY: clean all install docs precommit cppcheck cppcheck-xml check_ocxl_header
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