#
# Copyright (C) 2010-2012 ARM Limited. All rights reserved.
# 
# This program is free software and is provided to you under the terms of the GNU General Public License version 2
# as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
# 
# A copy of the licence is included with the program, and can also be obtained from Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#

# Set default configuration to use, if Makefile didn't provide one.
# Change this to use a different config.h
CONFIG ?= default

# Validate selected config
ifneq ($(shell [ -d $(src)/arch-$(CONFIG) ] && [ -f  $(src)/arch-$(CONFIG)/config.h ] && echo "OK"), OK)
$(warning Current directory is $(src))
#$(error No configuration found for config $(CONFIG). Check that arch-$(CONFIG)/config.h exists)
else
# Link arch to the selected arch-config directory
$(shell [ -L $(src)/arch ] && rm $(src)/arch)
$(shell ln -sf arch-$(CONFIG) $(src)/arch)
$(shell touch $(src)/arch/config.h)
endif

UDD_FILE_PREFIX = ../mali/

# Get subversion revision number, fall back to 0000 if no svn info is available
SVN_INFO = (cd $(src); svn info 2>/dev/null)

ifneq ($(shell $(SVN_INFO) 2>/dev/null),)
# SVN detected
SVN_REV := $(shell $(SVN_INFO) | grep '^Revision: '| sed -e 's/^Revision: //' 2>/dev/null)
DRIVER_REV := $(MALI_RELEASE_NAME)-r$(SVN_REV)
CHANGE_DATE := $(shell $(SVN_INFO) | grep '^Last Changed Date: ' | cut -d: -f2- | cut -b2-)
CHANGED_REVISION := $(shell $(SVN_INFO) | grep '^Last Changed Rev: ' | cut -d: -f2- | cut -b2-)
REPO_URL := $(shell $(SVN_INFO) | grep '^URL: ' | cut -d: -f2- | cut -b2-)

else # SVN
GIT_REV := $(shell cd $(src); git describe --always 2>/dev/null)
ifneq ($(GIT_REV),)
# Git detected
DRIVER_REV := $(MALI_RELEASE_NAME)-$(GIT_REV)
CHANGE_DATE := $(shell cd $(src); git log -1 --format="%ci")
CHANGED_REVISION := $(GIT_REV)
REPO_URL := $(shell cd $(src); git describe --all --always 2>/dev/null)

else # Git
# No Git or SVN detected
DRIVER_REV := $(MALI_RELEASE_NAME)
CHANGE_DATE := $(MALI_RELEASE_NAME)
CHANGED_REVISION := $(MALI_RELEASE_NAME)
endif
endif

ccflags-y += -DSVN_REV=$(SVN_REV)
ccflags-y += -DSVN_REV_STRING=\"$(DRIVER_REV)\"

ccflags-y += -I$(src) -I$(src)/common -I$(src)/linux -I$(src)/../mali/common -I$(src)/../mali/linux -I$(src)/../../ump/include/ump
ccflags-y += -DMALI_STATE_TRACKING=0
ccflags-y += -DMALI_ENABLE_CPU_CYCLES=0
ccflags-$(CONFIG_UMP_DEBUG) += -DDEBUG

# For customer releases the Linux Device Drivers will be provided as ARM proprietary and GPL releases:
# The ARM proprietary product will only include the license/proprietary directory
# The GPL product will only include the license/gpl directory

ifeq ($(wildcard $(src)/linux/license/gpl/*),)
ccflags-y += -I$(src)/linux/license/proprietary -I$(src)/../mali/linux/license/proprietary
else
ccflags-y += -I$(src)/linux/license/gpl -I$(src)/../mali/linux/license/gpl
endif

ump-y = common/ump_kernel_common.o \
	common/ump_kernel_descriptor_mapping.o \
	common/ump_kernel_api.o \
	common/ump_kernel_ref_drv.o \
	linux/ump_kernel_linux.o \
	linux/ump_kernel_memory_backend_os.o \
	linux/ump_kernel_memory_backend_dedicated.o \
	linux/ump_memory_backend.o \
	linux/ump_ukk_wrappers.o \
	linux/ump_ukk_ref_wrappers.o \
	linux/ump_osk_atomics.o \
	linux/ump_osk_low_level_mem.o \
	linux/ump_osk_misc.o \
	linux/ump_kernel_random_mapping.o \
	$(UDD_FILE_PREFIX)linux/mali_osk_atomics.o \
	$(UDD_FILE_PREFIX)linux/mali_osk_locks.o \
	$(UDD_FILE_PREFIX)linux/mali_osk_memory.o \
	$(UDD_FILE_PREFIX)linux/mali_osk_math.o \
	$(UDD_FILE_PREFIX)linux/mali_osk_misc.o

obj-$(CONFIG_UMP) := ump.o