#
# Copyright 2010 Ettus Research LLC
#
# Copyright 2007 Free Software Foundation, Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
#

include $(top_srcdir)/lib/Makefile.inc

########################################################################
# lwIP header include dirs
########################################################################
LWIPDIR = $(top_srcdir)/lwip/lwip-1.3.1

LWIP_INCLUDES = \
	-I$(top_srcdir)/lwip \
	-I$(top_srcdir)/lwip_port \
	-I$(LWIPDIR)/src/include \
	-I$(LWIPDIR)/src/include/ipv4

########################################################################
# misc flags for the mb-gcc compiler
########################################################################
MBGCC_CFLAGS = \
	--std=gnu99 -Wall -Werror-implicit-function-declaration \
	-mxl-soft-div -msoft-float -mxl-soft-mul -mxl-barrel-shift

########################################################################
# define for the hal io (FIXME move?)
########################################################################
#HAL_IO = -DHAL_IO_USES_DBOARD_PINS 
HAL_IO = -DHAL_IO_USES_UART 

########################################################################
# common cflags and ldflags
########################################################################
COMMON_CFLAGS = \
	-I$(top_srcdir)/../../host/lib/usrp \
	-I$(top_srcdir)/lib \
	$(MBGCC_CFLAGS) \
	$(LWIP_INCLUDES) \
	$(HAL_IO)

COMMON_LFLAGS = \
	-Wl,-Map -Wl,$(@:.elf=.map)

########################################################################
# Common stuff for building top level microblaze images
########################################################################
#we use COMMON_IHX_ARGS to relocate the reset and interrupt vectors to
#just below the start of code. upon creating the BIN, any leading padding
#is thrown out, so the .bin file is valid for uploading to USRP2P. this 
#does not affect USRP2 because the USRP2 already starts at 0x0000, and
#because the relocate_args are not defined for USRP2's Makefile.am.
.elf.bin:
	$(MB_OBJCOPY) -O binary $(RELOCATE_ARGS) $< $@

.elf.dump:
	$(MB_OBJDUMP) -DSC $< > $@

.bin.rom:
	$(HEXDUMP) -v -e'1/1 "%.2X\n"' $< > $@

.elf.ihx:
	$(MB_OBJCOPY) -O ihex $(RELOCATE_ARGS) $< $@

_generated_from_elf = \
	$(noinst_PROGRAMS:.elf=.map) \
	$(noinst_PROGRAMS:.elf=.bin) \
	$(noinst_PROGRAMS:.elf=.dump) \
	$(noinst_PROGRAMS:.elf=.rom) \
	$(noinst_PROGRAMS:.elf=.ihx)

noinst_DATA = $(_generated_from_elf)

MOSTLYCLEANFILES = $(_generated_from_elf)