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 21ALL_SCRIPTS := $(patsubst %,$(OUTPUT)%,$(SCRIPTS)) 22 23all: $(ALL_PROGRAMS) 24 25export srctree OUTPUT CC LD CFLAGS 26include $(srctree)/tools/build/Makefile.include 27 28# 29# We need the following to be outside of kernel tree 30# 31$(OUTPUT)include/linux/: ../../include/uapi/linux/ 32 mkdir -p $(OUTPUT)include/linux/ 2>&1 || true 33 ln -sf $(CURDIR)/../../include/uapi/linux/pcitest.h $@ 34 35prepare: $(OUTPUT)include/linux/ 36 37PCITEST_IN := $(OUTPUT)pcitest-in.o 38$(PCITEST_IN): prepare FORCE 39 $(Q)$(MAKE) $(build)=pcitest 40$(OUTPUT)pcitest: $(PCITEST_IN) 41 $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 42 43clean: 44 rm -f $(ALL_PROGRAMS) 45 rm -rf $(OUTPUT)include/ 46 find $(if $(OUTPUT),$(OUTPUT),.) -name '*.o' -delete -o -name '\.*.d' -delete 47 48install: $(ALL_PROGRAMS) 49 install -d -m 755 $(DESTDIR)$(bindir); \ 50 for program in $(ALL_PROGRAMS) pcitest.sh; do \ 51 install $$program $(DESTDIR)$(bindir); \ 52 done; \ 53 for script in $(ALL_SCRIPTS); do \ 54 install $$script $(DESTDIR)$(bindir); \ 55 done 56 57FORCE: 58 59.PHONY: all install clean FORCE prepare 60