Syncboot/gnu-efi/Make.defaults
Curle d588e232c4 Major overhaul of this branch.
This branch has been dedicated to purely the UEFI bootloader.
As such, all other code has been removed.

This code can be compiled with Visual Studio, gcc or llvm.
2019-07-17 21:10:29 +01:00

184 lines
5.7 KiB
Makefile

# -*- 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)
#
# 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
#
INSTALLROOT := /
PREFIX := /usr/local
LIBDIR := $(PREFIX)/lib
INSTALL := install
# Compilation tools
HOSTCC := $(prefix)gcc
CC := $(prefix)$(CROSS_COMPILE)gcc
AS := $(prefix)$(CROSS_COMPILE)as
LD := $(prefix)$(CROSS_COMPILE)ld
AR := $(prefix)$(CROSS_COMPILE)ar
RANLIB := $(prefix)$(CROSS_COMPILE)ranlib
OBJCOPY := $(prefix)$(CROSS_COMPILE)objcopy
# Host/target identification
OS := $(shell uname -s)
HOSTARCH ?= $(shell $(HOSTCC) -dumpmachine | cut -f1 -d- | sed -e s,i[3456789]86,ia32, -e 's,armv7.*,arm,' )
ARCH ?= $(shell $(HOSTCC) -dumpmachine | cut -f1 -d- | sed -e s,i[3456789]86,ia32, -e 's,armv7.*,arm,' )
# Get ARCH from the compiler if cross compiling
ifneq ($(CROSS_COMPILE),)
override ARCH := $(shell $(CC) -dumpmachine | cut -f1 -d-| sed -e s,i[3456789]86,ia32, -e 's,armv7.*,arm,' )
endif
# FreeBSD (and possibly others) reports amd64 instead of x86_64
ifeq ($(ARCH),amd64)
override ARCH := x86_64
endif
#
# Where to build the package
#
OBJDIR := $(TOPDIR)/$(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" ] \
&& [ $(GCCMINOR) -ge "7" ] ) ) \
&& echo 1)
ifeq ($(GCCNEWENOUGH),1)
CPPFLAGS += -DGNU_EFI_USE_MS_ABI -maccumulate-outgoing-args --std=c11
else ifeq ($(USING_CLANG),clang)
CPPFLAGS += -DGNU_EFI_USE_MS_ABI --std=c11
endif
CFLAGS += -mno-red-zone
ifeq ($(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),aarch64)
ifneq ($(ARCH),arm)
ifneq ($(ARCH),mips64el)
export HAVE_EFI_OBJCOPY=y
endif
endif
endif
ifneq ($(ARCH),arm)
export LIBGCC=$(shell $(CC) $(ARCH3264) -print-libgcc-file-name)
endif
ifeq ($(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
ifeq (FreeBSD, $(findstring FreeBSD, $(OS)))
CFLAGS += $(ARCH3264) -g -O2 -Wall -Wextra -Werror \
-fshort-wchar -fno-strict-aliasing \
-ffreestanding -fno-stack-protector
else
CFLAGS += $(ARCH3264) -g -O2 -Wall -Wextra -Werror \
-fshort-wchar -fno-strict-aliasing \
-ffreestanding -fno-stack-protector -fno-stack-check \
-fno-stack-check \
$(if $(findstring gcc,$(CC)),-fno-merge-all-constants,)
endif
ARFLAGS := rDv
ASFLAGS += $(ARCH3264)
LDFLAGS += -nostdlib --warn-common --no-undefined --fatal-warnings \
--build-id=sha1