[efi-boot-shim.git] / gnu-efi / Make.defaults

# -*- makefile -*-
# Copyright (c) 1999-2007 Hewlett-Packard Development Company, L.P.
#	Contributed by David Mosberger <davidm@hpl.hp.com>
#	Contributed by Stephane Eranian <eranian@hpl.hp.com>
#
#    All rights reserved.
#
#    Redistribution and use in source and binary forms, with or without
#    modification, are permitted provided that the following conditions
#    are met:
#
#    * Redistributions of source code must retain the above copyright
#      notice, this list of conditions and the following disclaimer.
#    * Redistributions in binary form must reproduce the above
#      copyright notice, this list of conditions and the following
#      disclaimer in the documentation and/or other materials
#      provided with the distribution.
#    * Neither the name of Hewlett-Packard Co. nor the names of its
#      contributors may be used to endorse or promote products derived
#      from this software without specific prior written permission.
#
#    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
#    CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
#    INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#    MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
#    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
#    BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
#    OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
#    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
#    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
#    TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
#    THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
#    SUCH DAMAGE.
#

TOPDIR ?= $(shell if [ "$$PWD" != "" ]; then echo $$PWD; else pwd; fi)

ARCHES = ia32 x86_64 ia64 aarch64 arm mips64el

#
# Variables below overridable from command-line:
#   make VARNAME=value ...
#

#
# Where to install the package. GNU-EFI will create and access
# lib and include under the root
#
DESTDIR ?= /
ifeq ($(origin INSTALLROOT),undefined)
INSTALLROOT = $(DESTDIR)
endif

empty :=
space := $(empty) $(empty)
stripped = $(subst $(space),/,$(strip $(subst /,$(space),$(1))))
unstripped = $(subst $(space),/,$(subst /,$(space),$(1)))
is_absolute = $(subst $(call stripped,$(1)),$(empty),$(call unstripped,$(1)))

override INSTALLROOT:=$(if $(call is_absolute,$(INSTALLROOT)),,$(TOPDIR)/)$(INSTALLROOT)

PREFIX       := /usr/local
LIBDIR 	     := $(PREFIX)/lib
INSTALL	     := install

# Compilation tools
COMPILER     ?= gcc
ARCHIVER     ?= gcc-ar
HOSTCC       := $(COMPILER)
CC           := $(CROSS_COMPILE)$(COMPILER)
AS           := $(CROSS_COMPILE)as
LD           := $(CROSS_COMPILE)ld
AR           := $(CROSS_COMPILE)$(ARCHIVER)
RANLIB       := $(CROSS_COMPILE)ranlib
OBJCOPY      := $(CROSS_COMPILE)objcopy

ifneq ($(CCACHE_DISABLE),)
export CCACHE_DISABLE
endif

# Host/target identification
OS           := $(shell uname -s)
HOSTARCH     ?= $(shell $(HOSTCC) -dumpmachine | cut -f1 -d- | sed -e s,i[3456789]86,ia32, -e 's,armv[67].*,arm,' )
ARCH         ?= $(shell $(CC) $(ARCH3264) -dumpmachine | cut -f1 -d- | sed -e s,i[3456789]86,ia32, -e 's,armv[67].*,arm,' )

# FreeBSD (and possibly others) reports amd64 instead of x86_64
ifeq ($(ARCH),amd64)
  override ARCH := x86_64
endif

#
# Where to build the package
#
OBJDIR       := $(abspath .)/$(ARCH)

#
# Variables below derived from variables above
#

# Arch-specific compilation flags
CPPFLAGS += -DCONFIG_$(ARCH)

CFLAGS += -Wno-error=pragmas

ifeq ($(ARCH),ia64)
  CFLAGS += -mfixed-range=f32-f127
endif

ifeq ($(ARCH),ia32)
  CFLAGS += -mno-mmx -mno-sse
  ifeq ($(HOSTARCH),x86_64)
    ARCH3264 = -m32
  endif
endif

ifeq ($(ARCH),x86_64)
  GCCVERSION   := $(shell $(CC) -dumpversion | cut -f1 -d.)
  GCCMINOR     := $(shell $(CC) -dumpversion | cut -f2 -d.)
  USING_CLANG  := $(shell $(CC) -v 2>&1 | grep -q 'clang version' && echo clang)

  # Rely on GCC MS ABI support?
  GCCNEWENOUGH := $(shell ( [ $(GCCVERSION) -gt "4" ]           \
                            || ( [ $(GCCVERSION) -eq "4" ]      \
                                 && [ $(GCCMINOR) -ge "7" ] ) ) \
                          && echo 1)
  ifeq ($(USING_CLANG),clang)
    CPPFLAGS += -DGNU_EFI_USE_MS_ABI -DGNU_EFI_USE_EXTERNAL_STDARG --std=c11
  else ifeq ($(GCCNEWENOUGH),1)
    CPPFLAGS += -DGNU_EFI_USE_MS_ABI -DGNU_EFI_USE_EXTERNAL_STDARG -maccumulate-outgoing-args --std=c11
  endif

  CFLAGS += -mno-red-zone
  ifeq ($(HOSTARCH),ia32)
    ARCH3264 = -m64
  endif
endif

ifneq (,$(filter $(ARCH),ia32 x86_64))
  # Disable AVX, if the compiler supports that.
  CC_CAN_DISABLE_AVX=$(shell $(CC) -Werror -c -o /dev/null -xc -mno-avx - </dev/null >/dev/null 2>&1 && echo 1)
  ifeq ($(CC_CAN_DISABLE_AVX), 1)
    CFLAGS += -mno-avx
  endif
endif

ifeq ($(ARCH),mips64el)
  CFLAGS += -march=mips64r2
  ARCH3264 = -mabi=64
endif

#
# Set HAVE_EFI_OBJCOPY if objcopy understands --target efi-[app|bsdrv|rtdrv],
# otherwise we need to compose the PE/COFF header using the assembler
#
ifneq ($(ARCH),arm)
ifneq ($(ARCH),mips64el)
export HAVE_EFI_OBJCOPY=y
endif
endif

ifeq ($(ARCH),arm)
CFLAGS += -marm
endif

# Generic compilation flags
INCDIR  += -I$(SRCDIR) -I$(TOPDIR)/inc -I$(TOPDIR)/inc/$(ARCH) \
           -I$(TOPDIR)/inc/protocol

# Only enable -fpic for non MinGW compilers (unneeded on MinGW)
GCCMACHINE := $(shell $(CC) -dumpmachine)
ifneq (mingw32,$(findstring mingw32, $(GCCMACHINE)))
  CFLAGS += -fpic
endif

IS_FREEBSD = $(findstring FreeBSD, $(OS))
IS_DARWIN = $(findstring Darwin, $(OS))

WARNFLAGS ?= -Wall -Wextra
WERRFLAGS ?= -Werror
OPTIMIZATIONS ?= -O2 -g

ifneq "$(or $(IS_FREEBSD), $(IS_DARWIN))" ""
CFLAGS  += $(ARCH3264) $(OPTIMIZATIONS) \
	   $(WARNFLAGS) $(WERRFLAGS) \
           -fshort-wchar -fno-strict-aliasing \
           -ffreestanding -fno-stack-protector
else
CFLAGS  += $(ARCH3264) $(OPTIMIZATIONS) \
	   $(WARNFLAGS) $(WERRFLAGS) \
           -fshort-wchar -fno-strict-aliasing \
	   -ffreestanding -fno-stack-protector \
           -fno-stack-check -nostdinc \
	   $(CFLAGS_LTO) $(CFLAGS_GCOV) \
	   -isystem $(TOPDIR)/../include/system \
	   -isystem $(shell $(CC) $(ARCH3264) -print-file-name=include) \
           $(if $(findstring gcc,$(CC)),-fno-merge-all-constants,)
endif

ifeq "$(IS_DARWIN)" ""
ARFLAGS += -U
else
ARFLAGS := rDv
endif

ASFLAGS += $(ARCH3264)
LDFLAGS	+= -nostdlib --warn-common --no-undefined --fatal-warnings \
	   --build-id=sha1

ifneq ($(ARCH),arm)
export LIBGCC=$(shell $(CC) $(CFLAGS) $(ARCH3264) -print-libgcc-file-name)
endif
Commit	Line	Data
031e5cce SM	1	# -- makefile --
	2	# Copyright (c) 1999-2007 Hewlett-Packard Development Company, L.P.
	3	# Contributed by David Mosberger <davidm@hpl.hp.com>
	4	# Contributed by Stephane Eranian <eranian@hpl.hp.com>
	5	#
	6	# All rights reserved.
	7	#
	8	# Redistribution and use in source and binary forms, with or without
	9	# modification, are permitted provided that the following conditions
	10	# are met:
	11	#
	12	# * Redistributions of source code must retain the above copyright
	13	# notice, this list of conditions and the following disclaimer.
	14	# * Redistributions in binary form must reproduce the above
	15	# copyright notice, this list of conditions and the following
	16	# disclaimer in the documentation and/or other materials
	17	# provided with the distribution.
	18	# * Neither the name of Hewlett-Packard Co. nor the names of its
	19	# contributors may be used to endorse or promote products derived
	20	# from this software without specific prior written permission.
	21	#
	22	# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
	23	# CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
	24	# INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
	25	# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	26	# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
	27	# BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
	28	# OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
	29	# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
	30	# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	31	# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
	32	# TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
	33	# THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	34	# SUCH DAMAGE.
	35	#
	36
	37	TOPDIR ?= $(shell if [ "$$PWD" != "" ]; then echo $$PWD; else pwd; fi)
	38
	39	ARCHES = ia32 x86_64 ia64 aarch64 arm mips64el
	40
	41	#
	42	# Variables below overridable from command-line:
	43	# make VARNAME=value ...
	44	#
	45
	46	#
	47	# Where to install the package. GNU-EFI will create and access
	48	# lib and include under the root
	49	#
	50	DESTDIR ?= /
	51	ifeq ($(origin INSTALLROOT),undefined)
	52	INSTALLROOT = $(DESTDIR)
	53	endif
	54
	55	empty :=
	56	space := $(empty) $(empty)
	57	stripped = $(subst $(space),/,$(strip $(subst /,$(space),$(1))))
	58	unstripped = $(subst $(space),/,$(subst /,$(space),$(1)))
	59	is_absolute = $(subst $(call stripped,$(1)),$(empty),$(call unstripped,$(1)))
	60
	61	override INSTALLROOT:=$(if $(call is_absolute,$(INSTALLROOT)),,$(TOPDIR)/)$(INSTALLROOT)
	62
	63	PREFIX := /usr/local
	64	LIBDIR := $(PREFIX)/lib
65	INSTALL := install
66
67	# Compilation tools
68	COMPILER ?= gcc
69	ARCHIVER ?= gcc-ar
70	HOSTCC := $(COMPILER)
71	CC := $(CROSS_COMPILE)$(COMPILER)
72	AS := $(CROSS_COMPILE)as
73	LD := $(CROSS_COMPILE)ld
74	AR := $(CROSS_COMPILE)$(ARCHIVER)
75	RANLIB := $(CROSS_COMPILE)ranlib
76	OBJCOPY := $(CROSS_COMPILE)objcopy
77
78	ifneq ($(CCACHE_DISABLE),)
79	export CCACHE_DISABLE
80	endif
81
82	# Host/target identification
83	OS := $(shell uname -s)
84	HOSTARCH ?= $(shell $(HOSTCC) -dumpmachine \| cut -f1 -d- \| sed -e s,i[3456789]86,ia32, -e 's,armv[67].*,arm,' )
85	ARCH ?= $(shell $(CC) $(ARCH3264) -dumpmachine \| cut -f1 -d- \| sed -e s,i[3456789]86,ia32, -e 's,armv[67].*,arm,' )
86
87	# FreeBSD (and possibly others) reports amd64 instead of x86_64
88	ifeq ($(ARCH),amd64)
89	override ARCH := x86_64
90	endif
91
92	#
93	# Where to build the package
94	#
8119f718	95	OBJDIR := $(abspath .)/$(ARCH)
031e5cce SM	96
	97	#
	98	# Variables below derived from variables above
	99	#
	100
	101	# Arch-specific compilation flags
	102	CPPFLAGS += -DCONFIG_$(ARCH)
	103
	104	CFLAGS += -Wno-error=pragmas
	105
	106	ifeq ($(ARCH),ia64)
	107	CFLAGS += -mfixed-range=f32-f127
	108	endif
	109
	110	ifeq ($(ARCH),ia32)
	111	CFLAGS += -mno-mmx -mno-sse
	112	ifeq ($(HOSTARCH),x86_64)
	113	ARCH3264 = -m32
	114	endif
	115	endif
	116
	117	ifeq ($(ARCH),x86_64)
	118	GCCVERSION := $(shell $(CC) -dumpversion \| cut -f1 -d.)
	119	GCCMINOR := $(shell $(CC) -dumpversion \| cut -f2 -d.)
	120	USING_CLANG := $(shell $(CC) -v 2>&1 \| grep -q 'clang version' && echo clang)
	121
	122	# Rely on GCC MS ABI support?
	123	GCCNEWENOUGH := $(shell ( [ $(GCCVERSION) -gt "4" ] \
	124	\|\| ( [ $(GCCVERSION) -eq "4" ] \
	125	&& [ $(GCCMINOR) -ge "7" ] ) ) \
	126	&& echo 1)
8529e0f7	127	ifeq ($(USING_CLANG),clang)
031e5cce	128	CPPFLAGS += -DGNU_EFI_USE_MS_ABI -DGNU_EFI_USE_EXTERNAL_STDARG --std=c11
8529e0f7 SM	129	else ifeq ($(GCCNEWENOUGH),1)
8529e0f7 SM	130	CPPFLAGS += -DGNU_EFI_USE_MS_ABI -DGNU_EFI_USE_EXTERNAL_STDARG -maccumulate-outgoing-args --std=c11
031e5cce SM	131	endif
	132
	133	CFLAGS += -mno-red-zone
	134	ifeq ($(HOSTARCH),ia32)
	135	ARCH3264 = -m64
	136	endif
	137	endif
	138
	139	ifneq (,$(filter $(ARCH),ia32 x86_64))
	140	# Disable AVX, if the compiler supports that.
	141	CC_CAN_DISABLE_AVX=$(shell $(CC) -Werror -c -o /dev/null -xc -mno-avx - </dev/null >/dev/null 2>&1 && echo 1)
	142	ifeq ($(CC_CAN_DISABLE_AVX), 1)
	143	CFLAGS += -mno-avx
	144	endif
	145	endif
	146
	147	ifeq ($(ARCH),mips64el)
	148	CFLAGS += -march=mips64r2
	149	ARCH3264 = -mabi=64
	150	endif
	151
	152	#
	153	# Set HAVE_EFI_OBJCOPY if objcopy understands --target efi-[app\|bsdrv\|rtdrv],
	154	# otherwise we need to compose the PE/COFF header using the assembler
	155	#
031e5cce SM	156	ifneq ($(ARCH),arm)
	157	ifneq ($(ARCH),mips64el)
	158	export HAVE_EFI_OBJCOPY=y
	159	endif
	160	endif
031e5cce SM	161
	162	ifeq ($(ARCH),arm)
	163	CFLAGS += -marm
	164	endif
	165
	166	# Generic compilation flags
	167	INCDIR += -I$(SRCDIR) -I$(TOPDIR)/inc -I$(TOPDIR)/inc/$(ARCH) \
	168	-I$(TOPDIR)/inc/protocol
	169
	170	# Only enable -fpic for non MinGW compilers (unneeded on MinGW)
	171	GCCMACHINE := $(shell $(CC) -dumpmachine)
	172	ifneq (mingw32,$(findstring mingw32, $(GCCMACHINE)))
	173	CFLAGS += -fpic
	174	endif
	175
	176	IS_FREEBSD = $(findstring FreeBSD, $(OS))
	177	IS_DARWIN = $(findstring Darwin, $(OS))
	178
	179	WARNFLAGS ?= -Wall -Wextra
	180	WERRFLAGS ?= -Werror
	181	OPTIMIZATIONS ?= -O2 -g
	182
	183	ifneq "$(or $(IS_FREEBSD), $(IS_DARWIN))" ""
	184	CFLAGS += $(ARCH3264) $(OPTIMIZATIONS) \
	185	$(WARNFLAGS) $(WERRFLAGS) \
	186	-fshort-wchar -fno-strict-aliasing \
	187	-ffreestanding -fno-stack-protector
	188	else
	189	CFLAGS += $(ARCH3264) $(OPTIMIZATIONS) \
	190	$(WARNFLAGS) $(WERRFLAGS) \
	191	-fshort-wchar -fno-strict-aliasing \
	192	-ffreestanding -fno-stack-protector \
	193	-fno-stack-check -nostdinc \
8529e0f7	194	$(CFLAGS_LTO) $(CFLAGS_GCOV) \
031e5cce SM	195	-isystem $(TOPDIR)/../include/system \
	196	-isystem $(shell $(CC) $(ARCH3264) -print-file-name=include) \
	197	$(if $(findstring gcc,$(CC)),-fno-merge-all-constants,)
	198	endif
	199
	200	ifeq "$(IS_DARWIN)" ""
	201	ARFLAGS += -U
	202	else
	203	ARFLAGS := rDv
	204	endif
	205
	206	ASFLAGS += $(ARCH3264)
	207	LDFLAGS += -nostdlib --warn-common --no-undefined --fatal-warnings \
	208	--build-id=sha1
	209
	210	ifneq ($(ARCH),arm)
	211	export LIBGCC=$(shell $(CC) $(CFLAGS) $(ARCH3264) -print-libgcc-file-name)
	212	endif