diff options
| -rw-r--r-- | make/ChangeLog | 5 | ||||
| -rw-r--r-- | make/custom/erc32.cfg | 28 | ||||
| -rw-r--r-- | make/custom/erc32nfp.cfg | 41 |
3 files changed, 47 insertions, 27 deletions
diff --git a/make/ChangeLog b/make/ChangeLog index 132edfd3f2..2ff00f7f16 100644 --- a/make/ChangeLog +++ b/make/ChangeLog @@ -1,3 +1,8 @@ +2001-12-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de> + + * custom/erc32.cfg: Remove erc32nfp support, GCC272. + * custom/erc32nfp.cfg: Merge in portions from erc32.cfg. + 2001-12-09 Ralf Corsepius <corsepiu@faw.uni-ulm.de> * custom/armulator.cfg: Remove make-target-options. diff --git a/make/custom/erc32.cfg b/make/custom/erc32.cfg index a0e6735861..203036dd74 100644 --- a/make/custom/erc32.cfg +++ b/make/custom/erc32.cfg @@ -8,26 +8,12 @@ include $(RTEMS_ROOT)/make/custom/default.cfg RTEMS_CPU=sparc - -ifeq ($(RTEMS_CPU_MODEL),erc32nfp) -MSOFT_FLOAT = -msoft-float -else RTEMS_CPU_MODEL=erc32 -endif + # This is the actual bsp directory used during the build process. RTEMS_BSP_FAMILY=erc32 -# 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 -# FIXME: This known not to work with gcc's >= gcc-2.95 -CPU_CFLAGS = -mno-v8 -mcypress $(MSOFT_FLOAT) -else -# -mcpu=cypress says to optimize for a Cypress 60x chipset -CPU_CFLAGS = -mcpu=cypress $(MSOFT_FLOAT) -endif +CPU_CFLAGS = -mcpu=cypress # optimize flag: typically -0, could use -O4 or -fast # -O4 is ok for RTEMS @@ -56,20 +42,10 @@ endef # is currently required. It is expected that as of gcc 2.8, the end user # will be able to override parts of the compilers specs and link using gcc. -ifeq ($(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 - diff --git a/make/custom/erc32nfp.cfg b/make/custom/erc32nfp.cfg index 762f301b91..b6381e40e5 100644 --- a/make/custom/erc32nfp.cfg +++ b/make/custom/erc32nfp.cfg @@ -9,5 +9,44 @@ RTEMS_CPU_MODEL=erc32nfp -include $(RTEMS_ROOT)/make/custom/erc32.cfg +include $(RTEMS_ROOT)/make/custom/default.cfg +# This is the actual bsp directory used during the build process. +RTEMS_BSP_FAMILY=erc32 + +CPU_CFLAGS = -mcpu=cypress -msoft-float + +# optimize flag: typically -0, could use -O4 or -fast +# -O4 is ok for RTEMS +CFLAGS_OPTIMIZE_V=-O4 + +# This makes the target dependent options file + +# NO_TABLE_MOVE (SPARC PORT) +# do not have a second trap table -- use the BSP's +# +# FPU_REVB (erc32_bsp) +# If defined, enables work-around for bug 3.14 in FPU rev.B or rev.C +# +# CPU_U32_FIX (all) libchip/network/sonic.* +# Needed to align received TCP/IP packets since SPARC does not +# support unaligned memory access. +# + +define make-target-options + @echo "#define NO_TABLE_MOVE 1" >>$@ + @echo "/* #define FPU_REVB 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. + +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 +# Miscellaneous additions go here |