########################################################################### ###
#@Title         Root makefile for OMAP4430 Linux.  Builds everything else.
#@Copyright     Copyright (c) Imagination Technologies Ltd. All Rights Reserved
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### ###########################################################################
                  
PVR_SYSTEM		:= ti335x                  

KERNEL_COMPONENTS := srvkm bufferclass_ti dc_omapfb3_linux 

include ../kernel_version.mk

# Only enable active power management if passive power management is
# enabled, as indicated by LDM_PLATFORM being set to 1.  On OMAP,
# the system can suspend in the case where active power management is
# enabled in the SGX driver, but passive power management isn't. As
# passive power management isn't enabled, the driver won't see the
# system suspend/resume events, and so won't take appropriate action.
LDM_PLATFORM ?= 1

ifeq ($(LDM_PLATFORM),1)
SUPPORT_LINUX_USING_WORKQUEUES := 1
#DISPLAY_CONTROLLER_COMPONENT += dc_omapfb3_linux     
#ISPLAY_CONTROLLER_COMPONENT += dc_ti335x_linux        
DISPLAY_CONTROLLER := omaplfb 
else
SUPPORT_LINUX_USING_SHARED_WORKQUEUES := 1
OMAP_NON_FLIP_DISPLAY := 1
DISPLAY_CONTROLLER_COMPONENT += linux_framebuffer
DISPLAY_CONTROLLER := pvrlfb
endif

OPTIM := -Os

SYS_CFLAGS := -march=armv7-a

ifneq ($(CROSS_COMPILE),)
SYS_CFLAGS += -mtls-dialect=arm
endif

SUPPORT_OMAP4430_NEON ?= 1

ifeq ($(SUPPORT_OMAP4430_NEON),1)
SYS_CFLAGS += -ftree-vectorize -mfpu=neon -mfloat-abi=softfp
endif

LIBGCC := $(shell $(CROSS_COMPILE)gcc -print-libgcc-file-name)

SGXCORE := 540
SGX_CORE_REV := 120

SGX_DYNAMIC_TIMING_INFO := 1
SYS_CUSTOM_POWERLOCK_WRAP := 1

ifeq ($(OMAP_NON_FLIP_DISPLAY),1)
OPK_DEFAULT := libpvrPVR2D_BLITWSEGL.so
else
OPK_DEFAULT := libpvrPVR2D_FLIPWSEGL.so
endif

ifeq ($(call kernel-version-at-least,2,6,35),true)
# Work around flipping problems seen with the Taal LCDs on Blaze.
# The work around is safe to use with other types of screen on Blaze
# (e.g. HDMI) and on other platforms (e.g. Panda board).
PVR_OMAPLFB_DONT_USE_FB_PAN_DISPLAY := 1
ifeq ($(LDM_PLATFORM),1)
PVR_LDM_PLATFORM_PRE_REGISTERED := 1
ifeq ($(call kernel-version-at-least,2,6,35,7),true)
# Not all variants of the OMAP4 kernel have a DRM based framebuffer.
# Note that a non-X.Org version of the driver does not have to be built
# with DRM support if the kernel has a DRM based framebuffer.
PVR_OMAPLFB_DRM_FB ?= 1
ifeq ($(PVR_OMAPLFB_DRM_FB),1)
PVR_LDM_PLATFORM_PRE_REGISTERED_DEV := "\"pvrsrvkm_pvr\""
# There is already a "pvrsrvkm" driver (part of the DRM framebuffer code),
# so use the pre-registered device name instead.
PVR_LDM_DRIVER_REGISTRATION_NAME := "\"pvrsrvkm_pvr"\"
# The DRM library will not load the Services module on behalf of the X Server,
# as a DRM module has already been loaded (the DRM based framebuffer), so
# load the Services module before starting the X Server.
XORG_EXPLICIT_PVR_SERVICES_LOAD := 1
else
PVR_LDM_PLATFORM_PRE_REGISTERED_DEV := "\"pvrsrvkm\""
endif
endif
endif
endif

include ../common/xorg_test.mk
ifeq ($(want_xorg),1)

SUPPORT_DRI_DRM := 1

ifeq ($(call kernel-version-at-least,2,6,35),true)
PVR_DRI_DRM_PLATFORM_DEV := 1
PVR_DRI_DRM_STATIC_BUS_ID := 1
ifeq ($(call kernel-version-at-least,2,6,35,7),true)
ifeq ($(PVR_OMAPLFB_DRM_FB),1)
SUPPORT_DRI_DRM_PLUGIN := 1
endif
ifeq ($(call kernel-version-at-least,2,6,36),true)
PVR_DRI_DRM_DEV_BUS_ID := "\"platform:pvrsrvkm"\"
else
PVR_DRI_DRM_DEV_BUS_ID := "\"platform:pvrsrvkm:00"\"
endif
# A client DRI authorisation failure, whilst switched away from the X Server
# VT, prevents all other attempts at DRI authorisation, even after
# switching back to the X server VT, so don't perform a DRM drop master
# call.
PVR_XORG_DONT_DROP_MASTER_IN_LEAVE_VT := 1
endif
else
PVR_DRI_DRM_NOT_PCI := 1
endif

XORG_TOOLCHAIN ?= tarballs-omap4-ubuntu-10.10-cross
#XORG_PVR_CONF := omap4               
XORG_PVR_CONF := ti335x               
#XORG_PVR_VIDEO := omap4                      
XORG_PVR_VIDEO := ti335x             

OPK_FALLBACK := libpvrPVR2D_DRIWSEGL.so

ifneq ($(OMAP_NON_FLIP_DISPLAY),1)
XORG_PVR_VIDEO ?= $(PVR_SYSTEM)
PVR_DISPLAY_CONTROLLER_DRM_IOCTL := 1
endif

else  # xorg isn't excluded

OPK_FALLBACK := libpvrPVR2D_BLITWSEGL.so

endif # xorg isn't excluded

ifeq ($(SUPPORT_DRI_DRM),1)
ifeq ($(PVR_DRI_DRM_NOT_PCI),1)
KERNEL_COMPONENTS += linux_drm
EXTRA_KBUILD_SOURCE := $(KERNELDIR)
endif
#EXTRA_PVRSRVKM_COMPONENTS += $(DISPLAY_CONTROLLER_COMPONENT)
else
KERNEL_COMPONENTS += $(DISPLAY_CONTROLLER_COMPONENT)
endif

include ../config/core.mk
include ../common/xorg.mk
include ../common/dridrm.mk
include ../common/opencl.mk
#include ../common/omap4.mk

# We only need this for pvr_video's includes, which should
# really be done differently, as DISPLAY_CONTROLLER_DIR is
# now obsolete..
#
$(eval $(call UserConfigMake,DISPLAY_CONTROLLER_DIR,3rdparty/$(DISPLAY_CONTROLLER_COMPONENT)))