# $Id: Config.kmk 76553 2019-01-01 01:45:53Z vboxsync $
## @file
# kBuild configuration for the VBox EFI firmware.
#
# Note! kBuild is only used for the build tools, the rest is handled by the
#       very custom EFI build system.
#

#
# Copyright (C) 2013-2019 Oracle Corporation
#
# This file is part of VirtualBox Open Source Edition (OSE), as
# available from http://www.virtualbox.org. This file is free software;
# you can redistribute it and/or modify it under the terms of the GNU
# General Public License (GPL) as published by the Free Software
# Foundation, in version 2 as it comes in the "COPYING" file of the
# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
#
# The contents of this file may alternatively be used under the terms
# of the Common Development and Distribution License Version 1.0
# (CDDL) only, as it comes in the "COPYING.CDDL" file of the
# VirtualBox OSE distribution, in which case the provisions of the
# CDDL are applicable instead of those of the GPL.
#
# You may elect to license modified versions of this file under the
# terms and conditions of either the GPL or the CDDL or both.
#

VBOX_EFI_FIRMWARE_CONFIG_KMK_INCLUDED = 1

# Include the next configure file above us.
ifndef VBOX_DEVICES_CONFIG_KMK_INCLUDED
 include $(PATH_ROOT)/src/VBox/Devices/Config.kmk
endif

#
# Globals.
#
VBOX_PATH_EFI_FIRMWARE = $(PATH_ROOT)/src/VBox/Devices/EFI/Firmware
VBOX_PATH_STAGE_EFI_BLDPROGS = $(PATH_STAGE)/EfiBldProgs
VBOX_EFI_BUILD_TARGET  = $(if-expr $(intersects release profile, $(KBUILD_TYPE)),RELEASE,DEBUG)
VBOX_EFI_OUTPUT_SUBDIR = $(VBOX_EFI_BUILD_TARGET)_$(VBOX_EFI_TOOL_CHAIN)

# VBox Yasm command
VBOX_YASMCMD   ?= $(firstword $(wildcard $(KBUILD_DEVTOOLS_HST)/bin/yasm$(HOSTSUFF_EXE)) yasm$(HOSTSUFF_EXE))

# EFI requires python v2.x, so provide a way to select that while using 3.x for the rest of VBox.
ifndef VBOX_BLD_PYTHON_2X
 VBOX_BLD_PYTHON_2X = $(VBOX_BLD_PYTHON)
endif

#
# Decide which tool chain to use for the EFI binaries.
# Note! We're using our own stripped down tools_def.txt: vbox-tools_def.txt.
#
ifeq ($(KBUILD_HOST),win)
 VBOX_EFI_TOOL_CHAIN := VS2010
else
 VBOX_EFI_TOOL_CHAIN = UNIXGCC
 if !defined(VBOX_PATH_PREFIX_MINGW32) && !defined(VBOX_PATH_PREFIX_MINGW64)
  $(info Requires VBOX_PATH_PREFIX_MINGW32 and/or VBOX_PATH_PREFIX_MINGW64 to point something mingw like or there must be some mingw like in the PATH.)
  $(info )
  $(info Recent Fedora: sudo yum install mingw64-gcc mingw64-gcc-c++ mingw64-binutils mingw32-gcc mingw32-gcc-c++ mingw32-binutils)
  $(info )
  $(info Newer Debian and forks: sudo apt-get install binutils-mingw-w64 gcc-mingw-w64 g++-mingw-w64 )
  $(info Older Debian and forks: sudo apt-get install mingw32-binutils mingw32 mingw32-runtime )
  $(info )
  $(info Gentoo: crossdev -S -P -v -t i686-pc-mingw32 && crossdev -S -P -v -t x86_64-pc-mingw32)
  $(info )
  $(error Needs mingw32/64)
 endif
endif


#
# Make a build program template of our own.
#
TEMPLATE_VBoxEfiBldProg = EFI build program.
TEMPLATE_VBoxEfiBldProg_EXTENDS = VBoxBldProg
TEMPLATE_VBoxEfiBldProg_INST = EfiBldProgs/
TEMPLATE_VBoxEfiBldProg_INSTTYPE = stage
TEMPLATE_VBoxEfiBldProg_DEFS.win = $(TEMPLATE_VBoxBldProg_DEFS.win) \
	__STDC_VERSION__=199409L
TEMPLATE_VBoxEfiBldProg_CFLAGS.win  = $(TEMPLATE_VBoxBldProg_CFLAGS.win)
TEMPLATE_VBoxEfiBldProg_CFLAGS.win += -wd4100 # warning C4100: '_text' : unreferenced formal parameter
TEMPLATE_VBoxEfiBldProg_CFLAGS.win += -wd4189 # warning C4189: 'zzpf' : local variable is initialized but not referenced
TEMPLATE_VBoxEfiBldProg_CFLAGS.win += -wd4255 # warning C4255: 'AllocateMemory' : no function prototype given: converting '()' to '(void)'
TEMPLATE_VBoxEfiBldProg_CFLAGS.win += -wd4267 # warning C4267: '=' : conversion from 'size_t' to 'UINT32', possible loss of data
TEMPLATE_VBoxEfiBldProg_CFLAGS.win += -wd4287 # warning C4287: '>' : unsigned/negative constant mismatch
TEMPLATE_VBoxEfiBldProg_CFLAGS.win += -wd4334 # warning C4334: '<<' : result of 32-bit shift implicitly converted to 64 bits (was 64-bit shift intended?)
TEMPLATE_VBoxEfiBldProg_CFLAGS.win += -wd4555 # warning C4555: expression has no effect; expected expression with side-effect
TEMPLATE_VBoxEfiBldProg_CFLAGS.win += -wd4701 # warning C4701: potentially uninitialized local variable 'save_line' used
TEMPLATE_VBoxEfiBldProg_CFLAGS.win += -wd4702 # warning C4702: unreachable code
TEMPLATE_VBoxEfiBldProg_CXXFLAGS.win  = $(TEMPLATE_VBoxBldProg_CXXFLAGS.win)
TEMPLATE_VBoxEfiBldProg_CXXFLAGS.win += -wd4101 # warning C4101: 'LineBuf' : unreferenced local variable
TEMPLATE_VBoxEfiBldProg_CXXFLAGS.win += -wd4102 # warning C4102: 'fail' : unreferenced label
TEMPLATE_VBoxEfiBldProg_CXXFLAGS.win += -wd4189 # warning C4189: 'zzpf' : local variable is initialized but not referenced
TEMPLATE_VBoxEfiBldProg_CXXFLAGS.win += -wd4267 # warning C4267: '=' : conversion from 'size_t' to 'UINT32', possible loss of data
TEMPLATE_VBoxEfiBldProg_CXXFLAGS.win += -wd4370 # warning C4370: 'ANTLRParser' : layout of class has changed from a previous version of the compiler due to better packing
TEMPLATE_VBoxEfiBldProg_CXXFLAGS.win += -wd4555 # warning C4555: expression has no effect; expected expression with side-effect
TEMPLATE_VBoxEfiBldProg_CXXFLAGS.win += -wd4701 # warning C4701: potentially uninitialized local variable 'save_line' used
TEMPLATE_VBoxEfiBldProg_CXXFLAGS.win += -wd4702 # warning C4702: unreachable code

TEMPLATE_VBoxEfiBldProg_INCS = $(TEMPLATE_VBoxBldProg_INCS) \
	$(VBOX_PATH_EFI_FIRMWARE)/BaseTools/Source/C/Include/IndustryStandard \
	$(VBOX_PATH_EFI_FIRMWARE)/BaseTools/Source/C/Common \
	$(VBOX_PATH_EFI_FIRMWARE)/BaseTools/Source/C/Include \
	$(VBOX_PATH_EFI_FIRMWARE)/BaseTools/Source/C

TEMPLATE_VBoxEfiBldProg_INCS.x86 = $(TEMPLATE_VBoxBldProg_INCS.x86) \
	$(VBOX_PATH_EFI_FIRMWARE)/BaseTools/Source/C/Include/IA32

TEMPLATE_VBoxEfiBldProg_INCS.amd64 = $(TEMPLATE_VBoxBldProg_INCS.amd64) \
	$(VBOX_PATH_EFI_FIRMWARE)/BaseTools/Source/C/Include/X64

TEMPLATE_VBoxEfiBldProg_LIBS = \
	$(VBOX_PATH_STAGE_EFI_BLDPROGS)/EfiBldCommonLib$(VBOX_SUFF_LIB) \
	$(TEMPLATE_VBoxBldProg_LIBS)
ifn1of ($(KBUILD_HOST),win) # This stuff isn't up to our standard at all! :/
 TEMPLATE_VBoxEfiBldProg_CFLAGS = $(filter-out -pedantic,$(TEMPLATE_VBoxBldProg_CFLAGS)) \
 	-Wno-sign-compare -Wno-missing-prototypes -Wno-strict-prototypes \
	-Wno-implicit-function-declaration -Wno-missing-declarations -Wno-shadow -Wno-format \
	-Wno-empty-body -Wno-unused-parameter -Wno-unused-variable -Wno-unused-label
 TEMPLATE_VBoxEfiBldProg_CXXFLAGS = $(filter-out -pedantic,$(TEMPLATE_VBoxBldProg_CXXFLAGS)) \
 	-Wno-all -Wno-shadow -Wno-empty-body -Wno-unused-parameter -Wno-unused-variable \
	-Wno-unused-label
endif


# There isn't a BLDLIBRARIES target group, so we have to override the build
# target for libraries used by build programs and keep them in LIBRARIES.
TEMPLATE_VBoxEfiBldLib = Library for an EFI build program.
TEMPLATE_VBoxEfiBldLib_EXTENDS = VBoxEfiBldProg
TEMPLATE_VBoxEfiBldLib_BLD_TRG      := $(KBUILD_HOST)
TEMPLATE_VBoxEfiBldLib_BLD_TRG_ARCH := $(KBUILD_HOST_ARCH)
TEMPLATE_VBoxEfiBldLib_BLD_TRG_CPU  := $(KBUILD_HOST_CPU)


#
# The debug info suffix.
#
if1of ($(KBUILD_TARGET), win)
 VBOX_EFI_DBG_SUFF := .pdb
else
 VBOX_EFI_DBG_SUFF := .debug
endif

include $(VBOX_PATH_EFI_FIRMWARE)/EfiModules.kmk