#
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#
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# Config file for a "ODS 68302" BSP
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# Config file for a "ODS 68302" BSP
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#
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#
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# Differs from the gen68302 by providing most of the boot code as C
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# Differs from the gen68302 by providing most of the boot code as C
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# code. This allows separate board definitions to be based on C
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# code. This allows separate board definitions to be based on C
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# header files. The file is based on the VARIANT defined.
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# header files. The file is based on the VARIANT defined.
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#
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#
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# $Id: ods68302.cfg,v 1.2 2001-09-27 12:02:52 chris Exp $
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# $Id: ods68302.cfg,v 1.2 2001-09-27 12:02:52 chris Exp $
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#
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#
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include $(RTEMS_ROOT)/make/custom/default.cfg
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include $(RTEMS_ROOT)/make/custom/default.cfg
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RTEMS_CPU=m68k
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RTEMS_CPU=m68k
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RTEMS_CPU_MODEL=m68302
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RTEMS_CPU_MODEL=m68302
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# This is the actual bsp directory used during the build process.
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# This is the actual bsp directory used during the build process.
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RTEMS_BSP_FAMILY=ods68302
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RTEMS_BSP_FAMILY=ods68302
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#
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#
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# This contains the compiler options necessary to select the CPU model
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# This contains the compiler options necessary to select the CPU model
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# and (hopefully) optimize for it.
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# and (hopefully) optimize for it.
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#
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#
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# 68000+softfloat results in gcc 2.95.2 giving default libraries.
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# 68000+softfloat results in gcc 2.95.2 giving default libraries.
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# CPU_CFLAGS = -m68302 -msoft-float
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# CPU_CFLAGS = -m68302 -msoft-float
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CPU_CFLAGS = -m68302
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CPU_CFLAGS = -m68302
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CPU_DEFINES = \
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CPU_DEFINES = \
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-DVARIANT=$(BSP_VARIANT) -DMC68302_BASE=$(MC68302_BASE) \
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-DVARIANT=$(BSP_VARIANT) -DMC68302_BASE=$(MC68302_BASE) \
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-DRAM_BASE=$(RAM_BASE) -DRAM_SIZE=$(RAM_SIZE) \
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-DRAM_BASE=$(RAM_BASE) -DRAM_SIZE=$(RAM_SIZE) \
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-DROM_BASE=$(ROM_BASE) -DROM_SIZE=$(ROM_SIZE)
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-DROM_BASE=$(ROM_BASE) -DROM_SIZE=$(ROM_SIZE)
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# optimize flag: typically -0, could use -O4 or -fast
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# optimize flag: typically -0, could use -O4 or -fast
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# -O4 is ok for RTEMS
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# -O4 is ok for RTEMS
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CFLAGS_OPTIMIZE_V=-O4 -fomit-frame-pointer
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CFLAGS_OPTIMIZE_V=-O4 -fomit-frame-pointer
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# debugging please
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# debugging please
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CFLAGS_DEBUG_V =
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CFLAGS_DEBUG_V =
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# This section makes the target dependent options file.
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# This section makes the target dependent options file.
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# NDEBUG (C library)
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# NDEBUG (C library)
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# if defined asserts do not generate code. This is commonly used
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# if defined asserts do not generate code. This is commonly used
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# as a command line option.
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# as a command line option.
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#
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#
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# RTEMS_TEST_NO_PAUSE (RTEMS tests)
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# RTEMS_TEST_NO_PAUSE (RTEMS tests)
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# do not pause between screens of output in the rtems tests
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# do not pause between screens of output in the rtems tests
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#
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#
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# RTEMS_DEBUG (RTEMS)
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# RTEMS_DEBUG (RTEMS)
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# If defined, debug checks in RTEMS and support library code are enabled.
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# If defined, debug checks in RTEMS and support library code are enabled.
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define make-target-options
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define make-target-options
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@echo "/* #define NDEBUG 1 */ " >>$@
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@echo "/* #define NDEBUG 1 */ " >>$@
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@echo "#define RTEMS_TEST_NO_PAUSE 1" >>$@
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@echo "#define RTEMS_TEST_NO_PAUSE 1" >>$@
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@echo "#define RTEMS_DEBUG 1" >>$@
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@echo "#define RTEMS_DEBUG 1" >>$@
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endef
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endef
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# The following are definitions of make-exe which will work using ld as
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# The following are definitions of make-exe which will work using ld as
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# is currently required. It is expected that as of gcc 2.8, the end user
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# is currently required. It is expected that as of gcc 2.8, the end user
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# will be able to override parts of the compilers specs and link using gcc.
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# will be able to override parts of the compilers specs and link using gcc.
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ifeq ($(RTEMS_USE_GCC272),yes)
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ifeq ($(RTEMS_USE_GCC272),yes)
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# override default location of Standard C Library
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# override default location of Standard C Library
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LIBC_LIBC=$(RTEMS_LIBC_DIR)/lib/m68000/libc.a
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LIBC_LIBC=$(RTEMS_LIBC_DIR)/lib/m68000/libc.a
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LIBC_LIBM=$(RTEMS_LIBC_DIR)/lib/m68000/libm.a
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LIBC_LIBM=$(RTEMS_LIBC_DIR)/lib/m68000/libm.a
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define make-exe
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define make-exe
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$(LD) $(LDFLAGS) -N -Ttext $(ROM_BASE) \
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$(LD) $(LDFLAGS) -N -Ttext $(ROM_BASE) \
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-defsym MC68302_BASE=$(MC68302_BASE) \
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-defsym MC68302_BASE=$(MC68302_BASE) \
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-T $(LINKCMDS) -o $(basename $@).exe \
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-T $(LINKCMDS) -o $(basename $@).exe \
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$(START_FILE) $(LINK_OBJS) --start-group $(LINK_LIBS) --end-group
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$(START_FILE) $(LINK_OBJS) --start-group $(LINK_LIBS) --end-group
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$(NM) -g -n $(basename $@).exe > $(basename $@).num
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$(NM) -g -n $(basename $@).exe > $(basename $@).num
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$(SIZE) $(basename $@).exe
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$(SIZE) $(basename $@).exe
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endef
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endef
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else
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else
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define make-exe
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define make-exe
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$(LINK.c) $(AM_CFLAGS) $(AM_LDFLAGS) \
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$(LINK.c) $(AM_CFLAGS) $(AM_LDFLAGS) \
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-Wl,-defsym -Wl,MC68302_BASE=$(MC68302_BASE) \
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-Wl,-defsym -Wl,MC68302_BASE=$(MC68302_BASE) \
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-o $@ \
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-o $@ \
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$(LINK_OBJS) $(LINK_LIBS)
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$(LINK_OBJS) $(LINK_LIBS)
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$(NM) -g -n $@ > $(basename $@).num
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$(NM) -g -n $@ > $(basename $@).num
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$(SIZE) $@
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$(SIZE) $@
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endef
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endef
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endif
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endif
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# Miscellaneous additions go here
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# Miscellaneous additions go here
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ifeq "$(strip $(BSP_VARIANT))" ""
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ifeq "$(strip $(BSP_VARIANT))" ""
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BSP_VARIANT=bare
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BSP_VARIANT=bare
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MC68302_BASE=0x00700000
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MC68302_BASE=0x00700000
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RAM_BASE=0x00000000
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RAM_BASE=0x00000000
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RAM_SIZE=0x00100000
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RAM_SIZE=0x00100000
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ifeq ($(RTEMS_DEBUGGER),yes)
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ifeq ($(RTEMS_DEBUGGER),yes)
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ROM_BASE=0x00010000
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ROM_BASE=0x00010000
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LINKCMDS=$(PROJECT_RELEASE)/lib/debugrom
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LINKCMDS=$(PROJECT_RELEASE)/lib/debugrom
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else
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else
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ROM_BASE=0x00C00000
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ROM_BASE=0x00C00000
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LINKCMDS=$(PROJECT_RELEASE)/lib/rom
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LINKCMDS=$(PROJECT_RELEASE)/lib/rom
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endif
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endif
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ROM_SIZE=0x00100000
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ROM_SIZE=0x00100000
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else
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else
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# pattern match the variant to set the memory map
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# pattern match the variant to set the memory map
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|
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endif
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endif
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