1 # SPDX-License-Identifier: GPL-2.0-only <<
2 # tools/power/acpi/Makefile.config - ACPI tool 1 # tools/power/acpi/Makefile.config - ACPI tool Makefile
3 # 2 #
4 # Copyright (c) 2015, Intel Corporation 3 # Copyright (c) 2015, Intel Corporation
5 # Author: Lv Zheng <lv.zheng@intel.com> 4 # Author: Lv Zheng <lv.zheng@intel.com>
6 # 5 #
>> 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
>> 9 # of the License.
7 10
8 ifeq ($(srctree),) !! 11 include ../../../../scripts/Makefile.include
9 srctree := $(patsubst %/,%,$(dir $(shell pwd)) <<
10 srctree := $(patsubst %/,%,$(dir $(srctree))) <<
11 #$(info Determined 'srctree' to be $(srctree)) <<
12 endif <<
13 <<
14 include $(srctree)/../../scripts/Makefile.incl <<
15 12
16 OUTPUT=$(srctree)/ !! 13 OUTPUT=./
17 ifeq ("$(origin O)", "command line") 14 ifeq ("$(origin O)", "command line")
18 OUTPUT := $(O)/tools/power/acpi/ !! 15 OUTPUT := $(O)/
>> 16 endif
>> 17
>> 18 ifneq ($(OUTPUT),)
>> 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))
19 endif 22 endif
20 #$(info Determined 'OUTPUT' to be $(OUTPUT)) <<
21 23
22 # --- CONFIGURATION BEGIN --- 24 # --- CONFIGURATION BEGIN ---
23 25
24 # Set the following to `true' to make a unstri 26 # Set the following to `true' to make a unstripped, unoptimized
25 # binary. Leave this set to `false' for produc 27 # binary. Leave this set to `false' for production use.
26 DEBUG ?= true 28 DEBUG ?= true
27 29
28 # make the build silent. Set this to something 30 # make the build silent. Set this to something else to make it noisy again.
29 V ?= false 31 V ?= false
30 32
31 # Prefix to the directories we're installing t 33 # Prefix to the directories we're installing to
32 DESTDIR ?= 34 DESTDIR ?=
33 35
34 # --- CONFIGURATION END --- 36 # --- CONFIGURATION END ---
35 37
36 # Directory definitions. These are default and 38 # Directory definitions. These are default and most probably
37 # do not need to be changed. Please note that 39 # do not need to be changed. Please note that DESTDIR is
38 # added in front of any of them 40 # added in front of any of them
39 41
40 bindir ?= /usr/bin 42 bindir ?= /usr/bin
41 sbindir ?= /usr/sbin 43 sbindir ?= /usr/sbin
42 mandir ?= /usr/man 44 mandir ?= /usr/man
43 45
44 # Toolchain: what tools do we use, and what op 46 # Toolchain: what tools do we use, and what options do they need:
45 47
46 INSTALL = /usr/bin/install -c 48 INSTALL = /usr/bin/install -c
47 INSTALL_PROGRAM = ${INSTALL} 49 INSTALL_PROGRAM = ${INSTALL}
48 INSTALL_DATA = ${INSTALL} -m 644 50 INSTALL_DATA = ${INSTALL} -m 644
49 INSTALL_SCRIPT = ${INSTALL_PROGRAM} 51 INSTALL_SCRIPT = ${INSTALL_PROGRAM}
50 52
51 # If you are running a cross compiler, you may 53 # If you are running a cross compiler, you may want to set this
52 # to something more interesting, like "arm-lin 54 # to something more interesting, like "arm-linux-". If you want
53 # to compile vs uClibc, that can be done here 55 # to compile vs uClibc, that can be done here as well.
54 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-u 56 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
55 CROSS_COMPILE ?= $(CROSS) !! 57 CC = $(CROSS)gcc
56 LD = $(CC) !! 58 LD = $(CROSS)gcc
>> 59 STRIP = $(CROSS)strip
>> 60 HOSTCC = gcc
57 61
58 # check if compiler option is supported 62 # check if compiler option is supported
59 cc-supports = ${shell if $(CC) ${1} -S -o /dev 63 cc-supports = ${shell if $(CC) ${1} -S -o /dev/null -x c /dev/null > /dev/null 2>&1; then echo "$(1)"; fi;}
60 64
61 # use '-Os' optimization if available, else us 65 # use '-Os' optimization if available, else use -O2
62 OPTIMIZATION := $(call cc-supports,-Os,-O2) 66 OPTIMIZATION := $(call cc-supports,-Os,-O2)
63 67
64 WARNINGS := -Wall 68 WARNINGS := -Wall
65 WARNINGS += $(call cc-supports,-Wstrict-protot 69 WARNINGS += $(call cc-supports,-Wstrict-prototypes)
66 WARNINGS += $(call cc-supports,-Wdeclaration-a 70 WARNINGS += $(call cc-supports,-Wdeclaration-after-statement)
67 71
68 KERNEL_INCLUDE := $(OUTPUT)include !! 72 KERNEL_INCLUDE := ../../../include
69 ACPICA_INCLUDE := $(srctree)/../../../drivers/ !! 73 ACPICA_INCLUDE := ../../../drivers/acpi/acpica
70 CFLAGS += -D_LINUX -I$(KERNEL_INCLUDE) -I$(ACP 74 CFLAGS += -D_LINUX -I$(KERNEL_INCLUDE) -I$(ACPICA_INCLUDE)
71 CFLAGS += $(WARNINGS) 75 CFLAGS += $(WARNINGS)
72 MKDIR = mkdir <<
73 76
74 ifeq ($(strip $(V)),false) 77 ifeq ($(strip $(V)),false)
75 QUIET=@ 78 QUIET=@
76 ECHO=@echo 79 ECHO=@echo
77 else 80 else
78 QUIET= 81 QUIET=
79 ECHO=@\# 82 ECHO=@\#
80 endif 83 endif
81 84
82 # if DEBUG is enabled, then we do not strip or 85 # if DEBUG is enabled, then we do not strip or optimize
83 ifeq ($(strip $(DEBUG)),true) 86 ifeq ($(strip $(DEBUG)),true)
84 CFLAGS += -O1 -g -DDEBUG 87 CFLAGS += -O1 -g -DDEBUG
85 STRIPCMD = /bin/true -Since_we_are_deb 88 STRIPCMD = /bin/true -Since_we_are_debugging
86 else 89 else
87 CFLAGS += $(OPTIMIZATION) -fomit-frame 90 CFLAGS += $(OPTIMIZATION) -fomit-frame-pointer
88 STRIPCMD = $(STRIP) -s --remove-sectio 91 STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
89 endif 92 endif
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