1# SPDX-License-Identifier: GPL-2.0 2include ../scripts/Makefile.include 3 4bindir ?= /usr/bin 5 6ifeq ($(srctree),) 7srctree := $(patsubst %/,%,$(dir $(CURDIR))) 8srctree := $(patsubst %/,%,$(dir $(srctree))) 9endif 10 11# Do not use make's built-in rules 12# (this improves performance and avoids hard-to-debug behaviour); 13MAKEFLAGS += -r 14 15CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include 16 17ALL_TARGETS := pcitest 18ALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS)) 19 20SCRIPTS := pcitest.sh 21 22all: $(ALL_PROGRAMS) 23 24export srctree OUTPUT CC LD CFLAGS 25include $(srctree)/tools/build/Makefile.include 26 27# 28# We need the following to be outside of kernel tree 29# 30$(OUTPUT)include/linux/: ../../include/uapi/linux/ 31 mkdir -p $(OUTPUT)include/linux/ 2>&1 || true 32 ln -sf $(CURDIR)/../../include/uapi/linux/pcitest.h $@ 33 34prepare: $(OUTPUT)include/linux/ 35 36PCITEST_IN := $(OUTPUT)pcitest-in.o 37$(PCITEST_IN): prepare FORCE 38 $(Q)$(MAKE) $(build)=pcitest 39$(OUTPUT)pcitest: $(PCITEST_IN) 40 $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 41 42clean: 43 rm -f $(ALL_PROGRAMS) 44 rm -rf $(OUTPUT)include/ 45 find $(or $(OUTPUT),.) -name '*.o' -delete -o -name '\.*.d' -delete 46 47install: $(ALL_PROGRAMS) 48 install -d -m 755 $(DESTDIR)$(bindir); \ 49 for program in $(ALL_PROGRAMS); do \ 50 install $$program $(DESTDIR)$(bindir); \ 51 done; \ 52 for script in $(SCRIPTS); do \ 53 install $$script $(DESTDIR)$(bindir); \ 54 done 55 56FORCE: 57 58.PHONY: all install clean FORCE prepare 59