# $Id: Config.kmk $
## @file
# kBuild Configuration file for the Devices.
#

#
# Copyright (C) 2006-2023 Oracle and/or its affiliates.
#
# This file is part of VirtualBox base platform packages, as
# available from https://www.virtualbox.org.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation, in version 3 of the
# License.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, see <https://www.gnu.org/licenses>.
#
# SPDX-License-Identifier: GPL-3.0-only
#

VBOX_DEVICES_CONFIG_KMK_INCLUDED = 1

# Include the top-level configure file.
ifndef VBOX_ROOT_CONFIG_KMK_INCLUDED
 include $(PATH_ROOT)/Config.kmk
endif

# We need the VMM/Config.kmk one for the VMM_COMMON_DEFS variable.
ifndef VBOX_VMM_CONFIG_KMK_INCLUDED
 include $(PATH_ROOT)/src/VBox/VMM/Config.kmk
endif

VBOX_PATH_DEVICES_SRC := $(PATH_ROOT)/src/VBox/Devices

VBOX_PATH_VMSVGA_DEVICE_INC := $(VBOX_PATH_DEVICES_SRC)/Graphics/vmsvga_include

#
# VBoxBios - Template for building 16-bit BIOS code.
#
# Compiler flags:
#   -q    Quiet
#   -0    Only use 8086 instruction.
#   -wx   Max warning level
#   -zl   Drop default library info.
#   -zu   The stack segment (SS) is not same as DGROUP.
#   -s    Drop stack overflow checks.
#   -oafs Optimize: a=relaxed aliasing, f=stack frames, s=optimize for size.
#   -ms   Memory model: small
#   -hc   Generate codeview debug info.
#   -d1+  Only do line numbers and a bit more, keeping things easily parsable for VBoxDbg.
#
# Disabled linker warnings:
#   W1014: ?
#   W1023: ?
#   W2120: ?
#   W1080: file F:\tinderbox\win-rel\out\win.amd64\release\obj\VBoxVgaBios386\vberom.obj is a 32-bit object file
TEMPLATE_VBoxBios = ROM
TEMPLATE_VBoxBios_INSTTYPE     = none
TEMPLATE_VBoxBios_TOOL         = OPENWATCOM-16
TEMPLATE_VBoxBios_LDTOOL       = OPENWATCOM-WL
TEMPLATE_VBoxBios_ASTOOL       = OPENWATCOM-16
TEMPLATE_VBoxBios_BLD_TRG      = os-agnostic
TEMPLATE_VBoxBios_BLD_TRG_ARCH = x86
TEMPLATE_VBoxBios_BINSUFF      = .rom
TEMPLATE_VBoxBios_CDEFS        = IN_RING0
TEMPLATE_VBoxBios_CXXDEFS      = IN_RING0
TEMPLATE_VBoxBios_INCS         = . $(VBOX_PATH_DEVICES_SRC)/BiosCommonCode
TEMPLATE_VBoxBios_ASFLAGS      = -q -wx -d1 -0
TEMPLATE_VBoxBios_CFLAGS       = -q -0 -wx -zl -zu -s -oafs -ms -hc -d1+
TEMPLATE_VBoxBios_CXXFLAGS     = $(TEMPLATE_VBoxBios_CFLAGS)
TEMPLATE_VBoxBios_DEPS         = $(VBOX_VERSION_HEADER)
TEMPLATE_VBoxBios_LDFLAGS      = system dos \
	debug codeview all \
	option quiet, nofarcalls, map, verbose, statics, symfile \
	disable 1014, 1023, 2120, 1080
TEMPLATE_VBoxBios_LNK_DEPS = $(VBOX_BIOSSUMS) $(VBOX_PATH_DEVICES_SRC)/BiosCommonCode/biosorg_check.sed
TEMPLATE_VBoxBios_POST_CMDS = \
	$(QUIET)$(SED_EXT) -n -f $(VBOX_PATH_DEVICES_SRC)/BiosCommonCode/biosorg_check.sed $(outbase).map \
	&& $(MV_EXT) -f $(out) $(out).tmp \
	&& $(VBOX_BIOSSUMS) $(out).tmp $(out) \
	&& $(RM_EXT) -f $(out).tmp

#
# VBoxBios - Template for building 32-bit BIOS code.
#
TEMPLATE_VBoxBios32Lib = ROM
TEMPLATE_VBoxBios32Lib_EXTENDS    = VBoxBios
TEMPLATE_VBoxBios32Lib_INSTTYPE   = none
TEMPLATE_VBoxBios32Lib_TOOL       = OPENWATCOM
TEMPLATE_VBoxBios32Lib_ASTOOL     = OPENWATCOM
TEMPLATE_VBoxBios32Lib_CFLAGS     = -q -wx -zu -s -oas -ms -nt=BIOS32 -nd=BIOS32 -hc
ifeq ($(KBUILD_TARGET),darwin) # The Open Watcom version we use on darwin generate trouble for the link in -d1+ mode; -d2 doesn't work anywhere.
 TEMPLATE_VBoxBios32Lib_CFLAGS   += -d1
else
 TEMPLATE_VBoxBios32Lib_CFLAGS   += -d1+
endif
TEMPLATE_VBoxBios32Lib_CXXFLAGS   = $(TEMPLATE_VBoxBios32_CFLAGS)
TEMPLATE_VBoxBios32Lib_LNK_DEPS   = $(NO_SUCH_VARIABLE)
TEMPLATE_VBoxBios32Lib_POST_CMDS  = $(NO_SUCH_VARIABLE)


#
# Audio configuration.
# This must live here because of testcase/
#
VBOX_AUDIO_DEFS :=
if 0 # Not stable yet.
 # Enable dedicated microphone-in support for HDA. Otherwise only line-in is supported.
 VBOX_AUDIO_DEFS += VBOX_WITH_AUDIO_HDA_MIC_IN

 # Enable interleavig streams support for HDA. Needed for 5.1 surround support.
 VBOX_AUDIO_DEFS  += VBOX_WITH_AUDIO_HDA_INTERLEAVING_STREAMS_SUPPORT

 # Enable 5.1 surround support (Front, Center/LFE, Rear) for HDA.
 # Without this, only stereo output (Front) is supported.
 VBOX_AUDIO_DEFS += VBOX_WITH_AUDIO_HDA_51_SURROUND
endif

# If dedicated microphone-in support for HDA isn't enabled, treat mic-in as line-in to
# propagate the volume (+ mute) settings appropriately.
ifndef VBOX_WITH_AUDIO_HDA_MIC_IN
 VBOX_AUDIO_DEFS  += VBOX_AUDIO_HDA_MIC_IN_AS_LINE_IN
endif

if defined(VBOX_WITH_AUDIO_HDA_MIC_IN) && defined(VBOX_AUDIO_HDA_MIC_IN_AS_LINE_IN)
 $(error Defining VBOX_WITH_AUDIO_HDA_MIC_IN and VBOX_AUDIO_HDA_MIC_IN_AS_LINE_IN at the same time makes no sense!)
endif

# Enable backend-independent device enumeration support.
VBOX_AUDIO_DEFS  += VBOX_WITH_AUDIO_ENUM

# Enable backend callback support.
VBOX_AUDIO_DEFS += VBOX_WITH_AUDIO_CALLBACKS

ifdef VBOX_WITH_HP_HDA
 VBOX_AUDIO_DEFS += VBOX_WITH_HP_HDA
endif
ifdef VBOX_WITH_INTEL_HDA
 VBOX_AUDIO_DEFS += VBOX_WITH_INTEL_HDA
endif
ifdef VBOX_WITH_NVIDIA_HDA
 VBOX_AUDIO_DEFS += VBOX_WITH_NVIDIA_HDA
endif

# Not yet enabled: Callbacks for the device emulation to let the backends
#                  tell the emulation when and how to process data.
if 0
 VBOX_AUDIO_DEFS  += VBOX_WITH_AUDIO_SB16_CALLBACKS
 VBOX_AUDIO_DEFS  += VBOX_WITH_AUDIO_AC97_CALLBACKS
 VBOX_AUDIO_DEFS  += VBOX_WITH_AUDIO_HDA_CALLBACKS
endif