# $Id: Makefile.kmk 43610 2012-10-11 09:21:20Z vboxsync $
## @file
# Sub-Makefile for the New VGA BIOS ROM.
#

#
# Copyright (C) 2012 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.
#

SUB_DEPTH = ../../../../..
include $(KBUILD_PATH)/subheader.kmk


ifdef VBOX_WITH_OPEN_WATCOM

 #
 # VBoxVgaBios - The VGA BIOS.
 #
 MISCBINS += VBoxVgaBios
 VBoxVgaBios_TEMPLATE = VBoxBios
 VBoxVgaBios_ASFLAGS = -0
 VBoxVgaBios_DEFS = VBE
 VBoxVgaBios_SOURCES = \
 	vgarom.asm \
 	vberom.asm \
 	vgabios.c \
 	vbe.c
 VBoxVgaBios_LDFLAGS = \
 	output raw offset=0xC0000 \
 	order \
 	 clname CODE  \
	  segment VGAROM segaddr=0xC000 \
 	  segment _TEXT  segaddr=0xC000 offset=0xA00 \
 	  segment VBE32  segaddr=0xC000 offset=0x4600 \
 	 clname DATA \
 	  segment _DATA  segaddr=0xC000 offset=0x4800 \

 #
 # Updates the alternative source file.
 #
 update-vgabios-source +| $(PATH_SUB_CURRENT)/VBoxVgaBiosAlternative.asm $(PATH_SUB_CURRENT)/VBoxVgaBiosAlternative.md5sum: \
 		$$(VBoxVgaBios_1_TARGET) \
 		$(VBOX_MAKE_ALTERNATIVE_SOURCE) \
		$(VBOX_VBOXCMP)
 if1of ($(KBUILD_TYPE), release)
	$(VBOX_MAKE_ALTERNATIVE_SOURCE) \
		--bios-image $< \
		--bios-map $(basename $<).map \
		--bios-sym $(basename $<).sym \
               --bios-type vga \
		--output $(VBoxVgaBios_0_OUTDIR)/VBoxVgaBiosAlternative.asm
	$(QUIET)yasm -f bin -o $(VBoxVgaBios_0_OUTDIR)/VBoxVgaBiosAlternative.bin $(VBoxVgaBios_0_OUTDIR)/VBoxVgaBiosAlternative.asm
	$(VBOX_VBOXCMP) $< $(VBoxVgaBios_0_OUTDIR)/VBoxVgaBiosAlternative.bin
	$(CP) --changed -- $(VBoxVgaBios_0_OUTDIR)/VBoxVgaBiosAlternative.asm $(PATH_ROOT)/src/VBox/Devices/Graphics/BIOS/VBoxVgaBiosAlternative.asm
	$(REDIRECT) -C $(dir $(VBoxVgaBios_1_TARGET)) -- \
		$(MD5SUM_EXT) -bo $(VBoxVgaBios_0_OUTDIR)/VBoxVgaBiosAlternative.md5sum $(notdir $(VBoxVgaBios_1_TARGET))
	$(CP) --changed -- $(VBoxVgaBios_0_OUTDIR)/VBoxVgaBiosAlternative.md5sum $(PATH_ROOT)/src/VBox/Devices/Graphics/BIOS/VBoxVgaBiosAlternative.md5sum
	$(RM) -f -- $(VBoxVgaBios_0_OUTDIR)/VBoxVgaBiosAlternative.asm $(VBoxVgaBios_0_OUTDIR)/VBoxVgaBiosAlternative.bin $(VBoxVgaBios_0_OUTDIR)/VBoxVgaBiosAlternative.md5sum
 else
	$(QUIET)$(ECHO) "Fatal error: Can only update VBoxVgaBiosAlternative.asm/md5sum with a release build."
	$(QUIET)exit 1
 endif

endif # VBOX_WITH_OPEN_WATCOM


#
# The library containing the VGA BIOS image.
#
LIBRARIES += VgaBiosBin
VgaBiosBin_TEMPLATE  = VBOXR3
VgaBiosBin_DEFS      = IN_VBOXDD2
VgaBiosBin_SOURCES   = \
	$(VgaBiosBin_0_OUTDIR)/VgaBiosBin.c
VgaBiosBin_DEPS      = \
	$(VgaBiosBin_0_OUTDIR)/vbetables.h
VgaBiosBin_CLEAN     = \
	$(VgaBiosBin_0_OUTDIR)/VgaBiosBin.c \
	$(VgaBiosBin_0_OUTDIR)/vbetables.h

ifdef VBOX_WITH_OPEN_WATCOM
 $$(VgaBiosBin_0_OUTDIR)/VgaBiosBin.c: $$(VBoxVgaBios_1_TARGET) $(VBOX_BIN2C) | $$(dir $$@)
	$(call MSG_TOOL,bin2c,VgaBiosBin,$<,$@)
	$(QUIET)$(VBOX_BIN2C) -min 32 -max 36 -mask 0x0fff -ascii -export VgaBiosBinary $< $@
else
 VgaBiosBin_CLEAN    += $(VgaBiosBin_0_OUTDIR)/VBoxVgaBios.rom

 $$(VgaBiosBin_0_OUTDIR)/VgaBiosBin.c + $$(VgaBiosBin_0_OUTDIR)/VBoxVgaBios.rom: \
		$(PATH_SUB_CURRENT)/VBoxVgaBiosAlternative.asm \
		$(PATH_SUB_CURRENT)/VBoxVgaBiosAlternative.md5sum \
		$(VBOX_BIN2C) | $$(dir $$@)
	$(call MSG_TOOL,bin2c,VgaBiosBin,$<,$@)
	$(QUIET)yasm -f bin -o $(VgaBiosBin_0_OUTDIR)/VBoxVgaBios.rom $<
	$(QUIET)$(REDIRECT) -C $(VgaBiosBin_0_OUTDIR) -- \
		$(MD5SUM_EXT) -c $(basename $<).md5sum
	$(QUIET)$(VBOX_BIN2C) -min 32 -max 36 -mask 0x0fff -ascii -export VgaBiosBinary $(VgaBiosBin_0_OUTDIR)/VBoxVgaBios.rom $@
	$(QUIET)$(RM) -f -- $$(VgaBiosBin_0_OUTDIR)/VBoxVgaBios.rom
endif


# Rule for making the vbetables.h that DevVGA uses.
$$(VgaBiosBin_0_OUTDIR)/vbetables.h: $(MAKEFILE_CURRENT) $$(vbetables-gen_1_TARGET) | $$(dir $$@)
	$(QUIET)$(REDIRECT) -wo $@ -- $(vbetables-gen_1_TARGET)


#
# The VBE tables.
#
BLDPROGS += vbetables-gen
vbetables-gen_TEMPLATE = VBOXBLDPROG
vbetables-gen_SOURCES  = vbetables-gen.c
vbetables-gen_CLEAN    = $(vbetables-gen)


#
# The VGA BIOS Logo.
#
LIBRARIES += VgaDefBiosLogo
VgaDefBiosLogo_TEMPLATE  = VBOXR3
VgaDefBiosLogo_INCS      = $(VBOX_PATH_DEVICES_SRC)
VgaDefBiosLogo_SOURCES   = $(VgaDefBiosLogo_0_OUTDIR)/VgaDefBiosLogo.c
VgaDefBiosLogo_CLEAN     = $(VgaDefBiosLogo_0_OUTDIR)/VgaDefBiosLogo.c

# Rule for making the bios logo.
$$(VgaDefBiosLogo_0_OUTDIR)/VgaDefBiosLogo.c: $(VBOX_BRAND_BIOS_LOGO) $(VBOX_BIN2C) | $$(dir $$@)
	$(call MSG_TOOL,bin2c,VgaDefBiosLogo,$<,$@)
	$(QUIET)$(VBOX_BIN2C) VgaDefBiosLogo $< $@


include $(FILE_KBUILD_SUB_FOOTER)