162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0 262306a36Sopenharmony_ciinclude ../scripts/Makefile.include 362306a36Sopenharmony_ci 462306a36Sopenharmony_cibindir ?= /usr/bin 562306a36Sopenharmony_ci 662306a36Sopenharmony_ci# This will work when gpio is built in tools env. where srctree 762306a36Sopenharmony_ci# isn't set and when invoked from selftests build, where srctree 862306a36Sopenharmony_ci# is set to ".". building_out_of_srctree is undefined for in srctree 962306a36Sopenharmony_ci# builds 1062306a36Sopenharmony_ciifndef building_out_of_srctree 1162306a36Sopenharmony_cisrctree := $(patsubst %/,%,$(dir $(CURDIR))) 1262306a36Sopenharmony_cisrctree := $(patsubst %/,%,$(dir $(srctree))) 1362306a36Sopenharmony_ciendif 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_ci# Do not use make's built-in rules 1662306a36Sopenharmony_ci# (this improves performance and avoids hard-to-debug behaviour); 1762306a36Sopenharmony_ciMAKEFLAGS += -r 1862306a36Sopenharmony_ci 1962306a36Sopenharmony_cioverride CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include 2062306a36Sopenharmony_ci 2162306a36Sopenharmony_ciALL_TARGETS := lsgpio gpio-hammer gpio-event-mon gpio-watch 2262306a36Sopenharmony_ciALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS)) 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_ciall: $(ALL_PROGRAMS) 2562306a36Sopenharmony_ci 2662306a36Sopenharmony_ciexport srctree OUTPUT CC LD CFLAGS 2762306a36Sopenharmony_ciinclude $(srctree)/tools/build/Makefile.include 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ci# 3062306a36Sopenharmony_ci# We need the following to be outside of kernel tree 3162306a36Sopenharmony_ci# 3262306a36Sopenharmony_ci$(OUTPUT)include/linux/gpio.h: ../../include/uapi/linux/gpio.h 3362306a36Sopenharmony_ci mkdir -p $(OUTPUT)include/linux 2>&1 || true 3462306a36Sopenharmony_ci ln -sf $(CURDIR)/../../include/uapi/linux/gpio.h $@ 3562306a36Sopenharmony_ci 3662306a36Sopenharmony_ciprepare: $(OUTPUT)include/linux/gpio.h 3762306a36Sopenharmony_ci 3862306a36Sopenharmony_ciGPIO_UTILS_IN := $(OUTPUT)gpio-utils-in.o 3962306a36Sopenharmony_ci$(GPIO_UTILS_IN): prepare FORCE 4062306a36Sopenharmony_ci $(Q)$(MAKE) $(build)=gpio-utils 4162306a36Sopenharmony_ci 4262306a36Sopenharmony_ci# 4362306a36Sopenharmony_ci# lsgpio 4462306a36Sopenharmony_ci# 4562306a36Sopenharmony_ciLSGPIO_IN := $(OUTPUT)lsgpio-in.o 4662306a36Sopenharmony_ci$(LSGPIO_IN): prepare FORCE $(OUTPUT)gpio-utils-in.o 4762306a36Sopenharmony_ci $(Q)$(MAKE) $(build)=lsgpio 4862306a36Sopenharmony_ci$(OUTPUT)lsgpio: $(LSGPIO_IN) 4962306a36Sopenharmony_ci $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 5062306a36Sopenharmony_ci 5162306a36Sopenharmony_ci# 5262306a36Sopenharmony_ci# gpio-hammer 5362306a36Sopenharmony_ci# 5462306a36Sopenharmony_ciGPIO_HAMMER_IN := $(OUTPUT)gpio-hammer-in.o 5562306a36Sopenharmony_ci$(GPIO_HAMMER_IN): prepare FORCE $(OUTPUT)gpio-utils-in.o 5662306a36Sopenharmony_ci $(Q)$(MAKE) $(build)=gpio-hammer 5762306a36Sopenharmony_ci$(OUTPUT)gpio-hammer: $(GPIO_HAMMER_IN) 5862306a36Sopenharmony_ci $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 5962306a36Sopenharmony_ci 6062306a36Sopenharmony_ci# 6162306a36Sopenharmony_ci# gpio-event-mon 6262306a36Sopenharmony_ci# 6362306a36Sopenharmony_ciGPIO_EVENT_MON_IN := $(OUTPUT)gpio-event-mon-in.o 6462306a36Sopenharmony_ci$(GPIO_EVENT_MON_IN): prepare FORCE $(OUTPUT)gpio-utils-in.o 6562306a36Sopenharmony_ci $(Q)$(MAKE) $(build)=gpio-event-mon 6662306a36Sopenharmony_ci$(OUTPUT)gpio-event-mon: $(GPIO_EVENT_MON_IN) 6762306a36Sopenharmony_ci $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 6862306a36Sopenharmony_ci 6962306a36Sopenharmony_ci# 7062306a36Sopenharmony_ci# gpio-watch 7162306a36Sopenharmony_ci# 7262306a36Sopenharmony_ciGPIO_WATCH_IN := $(OUTPUT)gpio-watch-in.o 7362306a36Sopenharmony_ci$(GPIO_WATCH_IN): prepare FORCE 7462306a36Sopenharmony_ci $(Q)$(MAKE) $(build)=gpio-watch 7562306a36Sopenharmony_ci$(OUTPUT)gpio-watch: $(GPIO_WATCH_IN) 7662306a36Sopenharmony_ci $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 7762306a36Sopenharmony_ci 7862306a36Sopenharmony_ciclean: 7962306a36Sopenharmony_ci rm -f $(ALL_PROGRAMS) 8062306a36Sopenharmony_ci rm -f $(OUTPUT)include/linux/gpio.h 8162306a36Sopenharmony_ci find $(or $(OUTPUT),.) -name '*.o' -delete -o -name '\.*.d' -delete 8262306a36Sopenharmony_ci 8362306a36Sopenharmony_ciinstall: $(ALL_PROGRAMS) 8462306a36Sopenharmony_ci install -d -m 755 $(DESTDIR)$(bindir); \ 8562306a36Sopenharmony_ci for program in $(ALL_PROGRAMS); do \ 8662306a36Sopenharmony_ci install $$program $(DESTDIR)$(bindir); \ 8762306a36Sopenharmony_ci done 8862306a36Sopenharmony_ci 8962306a36Sopenharmony_ciFORCE: 9062306a36Sopenharmony_ci 9162306a36Sopenharmony_ci.PHONY: all install clean FORCE prepare 92