diff options
Diffstat (limited to 'bsps/m68k/mvme167/config/mvme167.cfg')
| -rw-r--r-- | bsps/m68k/mvme167/config/mvme167.cfg | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/bsps/m68k/mvme167/config/mvme167.cfg b/bsps/m68k/mvme167/config/mvme167.cfg new file mode 100644 index 0000000000..c40f248493 --- /dev/null +++ b/bsps/m68k/mvme167/config/mvme167.cfg @@ -0,0 +1,42 @@ +# +# Config file for the mvme167 BSP +# + +# THIS BSP USES ELF IMAGES. IT WILL NOT WORK WITH COFF UNLESS CHANGES +# ARE MADE TO THE LINKCMDS FILE. + +RTEMS_CPU=m68k + +include $(RTEMS_ROOT)/make/custom/default.cfg + +# This contains the compiler options necessary to select the CPU model +# and (hopefully) optimize for it. We also specify the BSP during compilation. +# This should really get its own flag, but it works here. +# + +CPU_CFLAGS = -mcpu=68040 + + +# optimize flag: typically -O2 +CFLAGS_OPTIMIZE_V = -O2 -g -fno-omit-frame-pointer +CFLAGS_OPTIMIZE_V += -ffunction-sections -fdata-sections + +LDFLAGS = -Wl,--gc-sections + +# We use TFTP to transfer files to the MVME167. We generate binary files +# rather than S-records. We skip the header during downloads. + +# The MC68040 does not implement all MC68881/MC68882 instructions, so use +# either the gcc floating-point software support (msoft-float libraries), or +# use the Motorola FPSP floating-point emulator in +# rtems/c/src/lib/libcpu/m68k/m68040/fpsp +# The default is to use the FPSP. +# To use the msoft-float libraries, uncomment the three lines below. +# You then should comment the M68KFPSPInstallExceptionHandlers() statement +# in rtems/c/src/lib/libbsp/m68k/mvme167/startup/bststart.c in bsp_start(). +# Floating-point support will then be limited. See the mvme167 README file +# for more details. +define bsp-post-link + $(default-bsp-post-link) + $(OBJCOPY) -O binary -R .comment -S $(basename $@)$(EXEEXT) $(basename $@)$(DOWNEXT) +endef |