1 # tools/power/acpi/Makefile.config - ACPI tool Makefile
3 # Copyright (c) 2015, Intel Corporation
4 # Author: Lv Zheng <lv.zheng@intel.com>
6 # This program is free software; you can redistribute it and/or
7 # modify it under the terms of the GNU General Public License
8 # as published by the Free Software Foundation; version 2
11 include ../../../../scripts/Makefile.include
14 ifeq ("$(origin O)", "command line")
19 # check that the output directory actually exists
20 OUTDIR := $(shell cd $(OUTPUT) && /bin/pwd)
21 $(if $(OUTDIR),, $(error output directory "$(OUTPUT)" does not exist))
24 # --- CONFIGURATION BEGIN ---
26 # Set the following to `true' to make a unstripped, unoptimized
27 # binary. Leave this set to `false' for production use.
30 # make the build silent. Set this to something else to make it noisy again.
33 # Prefix to the directories we're installing to
36 # --- CONFIGURATION END ---
38 # Directory definitions. These are default and most probably
39 # do not need to be changed. Please note that DESTDIR is
40 # added in front of any of them
46 # Toolchain: what tools do we use, and what options do they need:
48 INSTALL = /usr/bin/install -c
49 INSTALL_PROGRAM = ${INSTALL}
50 INSTALL_DATA = ${INSTALL} -m 644
51 INSTALL_SCRIPT = ${INSTALL_PROGRAM}
53 # If you are running a cross compiler, you may want to set this
54 # to something more interesting, like "arm-linux-". If you want
55 # to compile vs uClibc, that can be done here as well.
56 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
62 # check if compiler option is supported
63 cc-supports = ${shell if $(CC) ${1} -S -o /dev/null -x c /dev/null > /dev/null 2>&1; then echo "$(1)"; fi;}
65 # use '-Os' optimization if available, else use -O2
66 OPTIMIZATION := $(call cc-supports,-Os,-O2)
69 WARNINGS += $(call cc-supports,-Wstrict-prototypes)
70 WARNINGS += $(call cc-supports,-Wdeclaration-after-statement)
72 KERNEL_INCLUDE := ../../../include
73 ACPICA_INCLUDE := ../../../drivers/acpi/acpica
74 CFLAGS += -D_LINUX -I$(KERNEL_INCLUDE) -I$(ACPICA_INCLUDE)
77 ifeq ($(strip $(V)),false)
85 # if DEBUG is enabled, then we do not strip or optimize
86 ifeq ($(strip $(DEBUG)),true)
87 CFLAGS += -O1 -g -DDEBUG
88 STRIPCMD = /bin/true -Since_we_are_debugging
90 CFLAGS += $(OPTIMIZATION) -fomit-frame-pointer
91 STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment