fix ccat startup stall. In case the dma memory was allocated above 4 GB limit, CCAT is unable to access it.
-> limit the dma_mask to 32-bit to omit this situation
#------------------------------------------------------------------------------
#
# $Id$
#
# Copyright (C) 2006-2008 Florian Pose, Ingenieurgemeinschaft IgH
#
# This file is part of the IgH EtherCAT Master.
#
# The IgH EtherCAT Master is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 2, as
# published by the Free Software Foundation.
#
# The IgH EtherCAT Master 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 the IgH EtherCAT Master; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
# ---
#
# The license mentioned above concerns the source code only. Using the
# EtherCAT technology and brand is only permitted in compliance with the
# industrial property and similar rights of Beckhoff Automation GmbH.
#
# ---
#
# vim: syntax=make
#
#------------------------------------------------------------------------------
TOPDIR := $(src)/../..
ifeq (@ENABLE_CCAT@,1)
EC_CCAT_OBJ := \
gpio.o \
module.o \
netdev.o \
sram.o \
update.o
obj-m += ec_ccat.o
ec_ccat-objs := $(EC_CCAT_OBJ)
CFLAGS_ccat_main-ethercat.o = -DREV=$(REV)
endif
KBUILD_EXTRA_SYMBOLS := \
@abs_top_builddir@/$(LINUX_SYMVERS) \
@abs_top_builddir@/master/$(LINUX_SYMVERS)
#------------------------------------------------------------------------------