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#
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# Config file for the ts-386ex BSP
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#
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# $Id: ts_386ex.cfg,v 1.2 2001-09-27 12:02:52 chris Exp $
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#
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include $(RTEMS_ROOT)/make/custom/default.cfg
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RTEMS_CPU=i386
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RTEMS_CPU_MODEL=i386_nofp
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# This is the actual bsp directory used during the build process.
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RTEMS_BSP_FAMILY=ts_386ex
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# This contains the compiler options necessary to select the CPU model
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# and (hopefully) optimize for it. Enables software floating-point
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# emulation since we don't have a i387 co-processor.
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#
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CPU_CFLAGS =-msoft-float -mno-fp-ret-in-387
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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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# -fomit-frame-pointer breaks debugging and C++ exceptions
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CFLAGS_OPTIMIZE_V= -O4
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# This section makes the target dependent options file.
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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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# as a command line option.
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#
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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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#
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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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#
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# BSP_DEBUG (BSP)
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# Enables some debugging in the BSP package.
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#
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# LOAD_RTC_AT_START (BSP)
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# Initialize RTC and load into system clock at startup. This will break
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# some tests.
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define make-target-options
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@echo "/* #define NDEBUG 1 */ " >>$@
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@echo "#define RTEMS_TEST_NO_PAUSE 1" >>$@
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@echo "#define RTEMS_DEBUG 1" >>$@
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@echo "/* #define UARTDEBUG 1 */" >>$@
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@echo "/* #define BSP_DEBUG 1 */" >>$@
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@echo "#define LOAD_RTC_AT_START 1" >>$@
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endef
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# Something like this should produce a map file but this does not work.
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# -Xlinker "-Map $(basename $@).map" $(LINK_OBJS)
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#
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# This is a good way to get debug information. The rdmp file is large
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# though (1.9 Mb for hello) and greatly slows the build process.
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# $(OBJDUMP) -x -m i386 -d $(basename $@).coff > $(basename $@).rdmp
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# The following are definitions of make-exe which will work using ld as
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# is currently required. It is expected that as of gcc 2.8, the end user
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# will be able to override parts of the compilers specs and link using gcc.
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ifeq ($(RTEMS_USE_GCC272),yes)
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define make-exe
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$(LD) $(LDFLAGS) -N -T $(LINKCMDS) -o $(basename $@).coff \
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-noinhibit-exec -Map $(basename $@).map \
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$(START_FILE) $(LINK_OBJS) --start-group $(LINK_LIBS) --end-group
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$(OBJCOPY) -O srec $(basename $@).coff $(basename $@).i
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$(SED) -e 's/.$$//' -e '/^S0/d' $(basename $@).i | \
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$(PACKHEX) > $(basename $@).exe
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$(NM) -g -n $(basename $@).coff > $(basename $@).num
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$(SIZE) $(basename $@).coff
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endef
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else
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define make-exe
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$(LINK.c) $(AM_CFLAGS) $(AM_LDFLAGS) -o $(basename $@).elf \
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$(LINK_OBJS) $(LINK_LIBS)
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$(OBJCOPY) -O binary $(basename $@).elf $(basename $@).exe
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$(NM) -g -n $(basename $@).elf > $(basename $@).num
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$(SIZE) $(basename $@).elf
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endef
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endif
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# Miscellaneous additions go here
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