gfxinit-y += hw-gfx-dp_aux_ch.adb
gfxinit-y += hw-gfx-dp_aux_ch.ads
gfxinit-y += hw-gfx-dp_defs.ads
gfxinit-y += hw-gfx-dp_dual_mode.adb
gfxinit-y += hw-gfx-dp_dual_mode.ads
gfxinit-y += hw-gfx-dp_info.adb
gfxinit-y += hw-gfx-dp_info.ads
gfxinit-y += hw-gfx-dp_training.adb
gfxinit-y += hw-gfx-dp_training.ads
gfxinit-y += hw-gfx-edid.adb
gfxinit-y += hw-gfx-edid.ads
gfxinit-y += hw-gfx-gma-config_helpers.adb
gfxinit-y += hw-gfx-gma-config_helpers.ads
gfxinit-y += hw-gfx-gma-connector_info.adb
gfxinit-y += hw-gfx-gma-connector_info.ads
gfxinit-y += hw-gfx-gma-connectors.ads
gfxinit-y += hw-gfx-gma-display_probing.adb
gfxinit-y += hw-gfx-gma-display_probing.ads
gfxinit-y += hw-gfx-gma-dp_aux_ch.ads
gfxinit-y += hw-gfx-gma-dp_aux_request.adb
gfxinit-y += hw-gfx-gma-dp_aux_request.ads
gfxinit-y += hw-gfx-gma-dp_dual_mode.ads
gfxinit-y += hw-gfx-gma-dp_info.ads
gfxinit-y += hw-gfx-gma-i2c.adb
gfxinit-y += hw-gfx-gma-i2c.ads
gfxinit-y += hw-gfx-gma-panel.adb
gfxinit-y += hw-gfx-gma-panel.ads
gfxinit-y += hw-gfx-gma-pch-fdi.adb
gfxinit-y += hw-gfx-gma-pch-fdi.ads
gfxinit-y += hw-gfx-gma-pch-sideband.adb
gfxinit-y += hw-gfx-gma-pch-sideband.ads
gfxinit-y += hw-gfx-gma-pch-transcoder.adb
gfxinit-y += hw-gfx-gma-pch-transcoder.ads
gfxinit-y += hw-gfx-gma-pch-vga.adb
gfxinit-y += hw-gfx-gma-pch-vga.ads
gfxinit-y += hw-gfx-gma-pch.ads
gfxinit-y += hw-gfx-gma-pcode.adb
gfxinit-y += hw-gfx-gma-pcode.ads
gfxinit-y += hw-gfx-gma-pipe_setup.adb
gfxinit-y += hw-gfx-gma-pipe_setup.ads
gfxinit-y += hw-gfx-gma-port_detect.ads
gfxinit-y += hw-gfx-gma-registers.adb
gfxinit-y += hw-gfx-gma-registers.ads
gfxinit-y += hw-gfx-gma-transcoder.adb
gfxinit-y += hw-gfx-gma-transcoder.ads
gfxinit-y += hw-gfx-gma.adb
gfxinit-y += hw-gfx-gma.ads
gfxinit-y += hw-gfx-i2c.ads
gfxinit-y += hw-gfx.ads
gfxinit-y += hw-gfx-framebuffer_filler.adb
gfxinit-y += hw-gfx-framebuffer_filler.ads

CONFIG_GFX_GMA_PCH		?= No_PCH
CONFIG_GFX_GMA_PANEL_2_PORT	?= Disabled

CONFIG_GFX_GMA_GENERATION	:= $(call strip_quotes,$(CONFIG_GFX_GMA_GENERATION))
CONFIG_GFX_GMA_CPU		:= $(call strip_quotes,$(CONFIG_GFX_GMA_CPU))
CONFIG_GFX_GMA_CPU_VARIANT	:= $(call strip_quotes,$(CONFIG_GFX_GMA_CPU_VARIANT))
CONFIG_GFX_GMA_PCH		:= $(call strip_quotes,$(CONFIG_GFX_GMA_PCH))
CONFIG_GFX_GMA_PANEL_1_PORT	:= $(call strip_quotes,$(CONFIG_GFX_GMA_PANEL_1_PORT))
CONFIG_GFX_GMA_PANEL_2_PORT	:= $(call strip_quotes,$(CONFIG_GFX_GMA_PANEL_2_PORT))
CONFIG_GFX_GMA_ANALOG_I2C_PORT	:= $(call strip_quotes,$(CONFIG_GFX_GMA_ANALOG_I2C_PORT))
CONFIG_GFX_GMA_IGNORE_PRESENCE_STRAPS := $(if $(filter y,$(CONFIG_GFX_GMA_IGNORE_PRESENCE_STRAPS)),True,False)

_GEN_TLA_SUBSTITUTIONS := g45 ilk hsw skl

_GEN_NONCONST := $(strip \
		 $(if $(filter G45,$(CONFIG_GFX_GMA_GENERATION)),g45, \
		 $(if $(filter Ironlake,$(CONFIG_GFX_GMA_GENERATION)),ilk, \
		 $(if $(filter Haswell,$(CONFIG_GFX_GMA_GENERATION)),hsw,  \
		 $(if $(filter Skylake,$(CONFIG_GFX_GMA_GENERATION)),skl)))))
# GNATprove (GPL 2017) doesn't realize when a boolean expression
# that depends both on static values and variables can be evalu-
# ated at compile time (e.g. `False and then Variable` is always
# `False` and GNAT acts appropriately). So for now, we generate
# functions instead of constant expressions for these mixed ex-
# pressions.
_GEN_CONST_TARGET := <cpufunc> # set to `constant` to generate constants.

hw-gfx-gma-config-ads := $(subst //,/,$(call src-to-obj,,$(dir)/hw-gfx-gma-config).ads)

GFX_GMA_COMMON_SUBSTITUTIONS := \
	    -e's/<<GEN>>/$(CONFIG_GFX_GMA_GENERATION)/' \
	    -e's/<<PCH>>/$(CONFIG_GFX_GMA_PCH)/' \
	    -e's/<<PANEL_1_PORT>>/$(CONFIG_GFX_GMA_PANEL_1_PORT)/' \
	    -e's/<<PANEL_2_PORT>>/$(CONFIG_GFX_GMA_PANEL_2_PORT)/' \
	    -e's/<<ANALOG_I2C_PORT>>/$(CONFIG_GFX_GMA_ANALOG_I2C_PORT)/' \
	    -e's/<<DEFAULT_MMIO_BASE>>/$(CONFIG_GFX_GMA_DEFAULT_MMIO)/' \
	    -e's/<<IGNORE_STRAPS>>/$(CONFIG_GFX_GMA_IGNORE_PRESENCE_STRAPS)/' \

ifeq ($(CONFIG_GFX_GMA_DYN_CPU),y)
$(hw-gfx-gma-config-ads): $(dir)/hw-gfx-gma-config.ads.template $(cnf)
	printf "    GENERATE   $(patsubst /%,%,$(subst $(obj)/,,$@))\n"
	sed $(GFX_GMA_COMMON_SUBSTITUTIONS) \
	    -e'/constant Gen_CPU/d' \
	    -e's/<genbool>/constant Boolean/' \
	    $(foreach gen,$(_GEN_TLA_SUBSTITUTIONS), \
	      -e's/<\($(gen)\(...\)*\)bool>/<\1var> Boolean/') \
	    $(if $(_GEN_NONCONST),-e's/<\(...\)*$(_GEN_NONCONST)\(...\)*var>/<cpufunc>/') \
	    $(foreach gen,$(_GEN_TLA_SUBSTITUTIONS), \
	      -e's/<$(gen)\(...\)*var>/$(_GEN_CONST_TARGET)/') \
	    -e's/\(.*: *<cpufunc>.*:=\) *\(.*\);/\1\n     (\2);/' \
	    -e's/\([^ ]\+\) *: *<cpufunc> \+\([^ ]*\) *:=/function \1 return \2 is/' \
	    -e's/<cpunull>//' \
	    $< >$@
else
$(hw-gfx-gma-config-ads): $(dir)/hw-gfx-gma-config.ads.template $(cnf)
	printf "    GENERATE   $(patsubst /%,%,$(subst $(obj)/,,$@))\n"
	sed $(GFX_GMA_COMMON_SUBSTITUTIONS) \
	    -e's/<<CPU>>/$(CONFIG_GFX_GMA_CPU)/' \
	    -e's/<<CPU_VARIANT>>/$(CONFIG_GFX_GMA_CPU_VARIANT)/' \
	    -e's/<genbool>/constant Boolean/' \
	    $(foreach gen,$(_GEN_TLA_SUBSTITUTIONS), \
	      -e's/<$(gen)\(...\)*bool>/constant Boolean/' \
	      -e's/<$(gen)\(...\)*var>/constant/') \
	    -e's/<cpunull>/ is null/' \
	    -f $(dir $<)/delete_dyncpu.sed \
	    $< >$@
endif
gfxinit-gen-y += $(hw-gfx-gma-config-ads)
gfxinit-$(CONFIG_GFX_GMA_DYN_CPU) += dyncpu/hw-gfx-gma-config.adb

ifneq ($(filter G45,$(CONFIG_GFX_GMA_GENERATION)),)
subdirs-y += g45
else ifneq ($(filter Ironlake,$(CONFIG_GFX_GMA_GENERATION)),)
subdirs-y += ironlake
else ifneq ($(filter Haswell,$(CONFIG_GFX_GMA_GENERATION)),)
subdirs-y += haswell_shared haswell
else ifneq ($(filter Broxton,$(CONFIG_GFX_GMA_GENERATION)),)
subdirs-y += haswell_shared broxton
else ifneq ($(filter Skylake,$(CONFIG_GFX_GMA_GENERATION)),)
subdirs-y += haswell_shared skylake
endif