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)))
9srctree := $(patsubst %/,%,$(dir $(srctree)))
10srctree := $(patsubst %/,%,$(dir $(srctree)))
11endif
12
13# Do not use make's built-in rules
14# (this improves performance and avoids hard-to-debug behaviour);
15MAKEFLAGS += -r
16override CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include -I/usr/include/libnl3
17override LDFLAGS += -lnl-genl-3 -lnl-3
18
19ALL_TARGETS := intel-speed-select
20ALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS))
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/isst_if.h: ../../../../include/uapi/linux/isst_if.h
31	mkdir -p $(OUTPUT)include/linux 2>&1 || true
32	ln -sf $(CURDIR)/../../../../include/uapi/linux/isst_if.h $@
33
34$(OUTPUT)include/linux/thermal.h: ../../../../include/uapi/linux/thermal.h
35	mkdir -p $(OUTPUT)include/linux 2>&1 || true
36	ln -sf $(CURDIR)/../../../../include/uapi/linux/thermal.h $@
37
38prepare: $(OUTPUT)include/linux/isst_if.h $(OUTPUT)include/linux/thermal.h
39
40ISST_IN := $(OUTPUT)intel-speed-select-in.o
41
42$(ISST_IN): prepare FORCE
43	$(Q)$(MAKE) $(build)=intel-speed-select
44$(OUTPUT)intel-speed-select: $(ISST_IN)
45	$(QUIET_LINK)$(CC) $(CFLAGS) $< $(LDFLAGS) -o $@
46
47clean:
48	rm -f $(ALL_PROGRAMS)
49	rm -rf $(OUTPUT)include/linux/isst_if.h
50	find $(or $(OUTPUT),.) -name '*.o' -delete -o -name '\.*.d' -delete
51
52install: $(ALL_PROGRAMS)
53	install -d -m 755 $(DESTDIR)$(bindir);		\
54	for program in $(ALL_PROGRAMS); do		\
55		install $$program $(DESTDIR)$(bindir);	\
56	done
57
58FORCE:
59
60.PHONY: all install clean FORCE prepare
61