1 | # |
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2 | # Config file for Motorola MCP750 -- a MPC750 CompactPCI board |
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3 | # |
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4 | # $Id$ |
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5 | # |
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6 | |
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7 | include $(RTEMS_ROOT)/make/custom/default.cfg |
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8 | |
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9 | RTEMS_CPU=powerpc |
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10 | RTEMS_CPU_MODEL=mpc750 |
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11 | RTEMS_PPC_EXCEPTION_PROCESSING_MODEL=new |
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12 | |
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13 | # This is the actual bsp directory used during the build process. |
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14 | RTEMS_BSP_FAMILY=motorola_powerpc |
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15 | |
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16 | # This contains the compiler options necessary to select the CPU model |
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17 | # and (hopefully) optimize for it. |
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18 | # |
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19 | # NOTE : cheking egcc 1.1.1 source code shows that the last know processor |
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20 | # is the 604 model and that this is the default generation option. |
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21 | # |
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22 | CPU_CFLAGS = -mcpu=750 -Dmpc750 |
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23 | |
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24 | # optimize flag: typically -0, could use -O4 or -fast |
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25 | # -O4 is ok for RTEMS |
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26 | # NOTE2: some level of -O may be actually required by inline assembler (at least |
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27 | # -O2 so far. |
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28 | # NOTE2 Apparently nobody really knows the status or r2 and r13. |
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29 | # As far as I know, small data are pointer impose a very specific compliation |
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30 | # model => not used. |
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31 | # Currently the sdata2 and sbss2 sections are empty => r2 is not used... |
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32 | CFLAGS_OPTIMIZE_V=-O4 -mmultiple -mstring -mstrict-align |
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33 | #CFLAGS_OPTIMIZE_V=-O4 -fno-keep-inline-functions -fvolatile-global -fvolatile -mstrict-align -mcpu=750 |
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34 | |
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35 | # debug flags: typically none, but at least -O1 is required due to this |
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36 | # BSP using inlined code |
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37 | CFLAGS_DEBUG_V = -O1 -mmultiple -mstring -mstrict-align |
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38 | |
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39 | define make-exe |
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40 | $(LINK.c) $(AM_CFLAGS) $(AM_LDFLAGS) \ |
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41 | -o $(basename $@).nxe $(LINK_OBJS) $(LINK_LIBS) |
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42 | $(NM) -g -n $(basename $@).nxe > $(basename $@).num |
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43 | $(SIZE) $(basename $@).nxe |
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44 | $(OBJCOPY) $(basename $@).nxe rtems -O binary -R .comment -S |
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45 | gzip -vf9 rtems |
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46 | $(LD) -o $@ $(PROJECT_RELEASE)/lib/bootloader.o --just-symbols=$(basename $@).nxe \ |
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47 | -b binary rtems.gz -T $(PROJECT_RELEASE)/lib/ppcboot.lds \ |
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48 | -Map $(basename $@).map && chmod 755 $@ |
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49 | rm -f rtems.gz |
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50 | endef |
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51 | |
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52 | # Miscellaneous additions go here |
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