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#
# Config file for the European Space Agency ERC32 SPARC processor.
#
# $Id$
#
include $(RTEMS_ROOT)/make/custom/default.cfg
RTEMS_CPU=sparc
ifeq ($(RTEMS_CPU_MODEL),leon1)
MSOFT_FLOAT = -msoft-float
else
RTEMS_CPU_MODEL=leon2
endif
# This is the actual bsp directory used during the build process.
RTEMS_BSP_FAMILY=leon
# The -mflat avoids the use of save/restore instructions. It has
# a negative impact on the performance of RTEMS and should not be used.
ifeq ($(RTEMS_USE_GCC272),yes)
# -mno-v8 says not to use v8 level instructions. i.e. use v7 only
CPU_CFLAGS = -mno-v8 -mcypress $(MSOFT_FLOAT)
else
# -mcpu=cypress says to optimize for a Cypress 60x chipset
CPU_CFLAGS = -mcpu=cypress $(MSOFT_FLOAT)
endif
# optimize flag: typically -0, could use -O4 or -fast
# -O4 is ok for RTEMS
CFLAGS_OPTIMIZE_V=-O4
# This makes the target dependent options file
# NO_TABLE_MOVE (SPARC PORT)
# do not have a second trap table -- use the BSP's
#
# CPU_U32_FIX (all)
# Needed to align received TCP/IP packets since SPARC does not
# support unaligned memory access.
#
define make-target-options
@echo "#define NO_TABLE_MOVE 1" >>$@
@echo "#define CPU_U32_FIX 1" >>$@
endef
# The following are definitions of make-exe which will work using ld as
# is currently required. It is expected that as of gcc 2.8, the end user
# will be able to override parts of the compilers specs and link using gcc.
ifeq ($(RTEMS_USE_GCC272),yes)
define make-exe
$(LD) -u _sbrk $(LDFLAGS) -N -T $(LINKCMDS) -o $(basename $@).exe \
$(START_FILE) $(LINK_OBJS) --start-group $(LINK_LIBS) --end-group
$(NM) -g -n $(basename $@).exe > $(basename $@).num
$(SIZE) $(basename $@).exe
endef
else
define make-exe
$(LINK.c) $(AM_CFLAGS) $(AM_LDFLAGS) -o $(basename $@).exe \
$(LINK_OBJS) $(LINK_LIBS)
$(NM) -g -n $(basename $@).exe > $(basename $@).num
$(SIZE) $(basename $@).exe
endef
endif
# Miscellaneous additions go here
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