Initial submission of gen68340 BSP (should run on a 68349) from

Geoffroy Montel <g_montel@yahoo.com>.

1 files changed, 102 insertions, 0 deletions

diff --git a/make/custom/gen68340.cfg b/make/custom/gen68340.cfg
new file mode 100644
index 0000000000..2f50fa0099
--- /dev/null
+++ b/make/custom/gen68340.cfg
@@ -0,0 +1,102 @@
+# 
+#  Config file for a "generic 68340" BSP
+#
+#  $Id$
+#
+
+RTEMS_CPU=m68k
+
+TARGET_ARCH=o-gen68340
+RTEMS_CPU_MODEL=mcpu32
+
+include $(RTEMS_ROOT)/make/custom/default.cfg
+
+# This is the actual bsp directory used during the build process.
+RTEMS_BSP_FAMILY=gen68340
+
+## Target compiler config file, if any
+CONFIG.$(TARGET_ARCH).CC = $(RTEMS_ROOT)/make/compilers/gcc-target-default.cfg
+
+RTEMS_BSP=gen68340
+
+CPU_CFLAGS = -mcpu32
+
+# optimize flag: typically -0, could use -O4 or -fast
+# -O4 is ok for RTEMS
+CFLAGS_OPTIMIZE_V=-O4 -fomit-frame-pointer
+
+# Override default start file
+START_BASE=start340
+
+#  This section makes the target dependent options file.
+#  NDEBUG (C library)
+#     if defined asserts do not generate code.  This is commonly used
+#     as a command line option.
+#
+#  RTEMS_TEST_NO_PAUSE (RTEMS tests)
+#     do not pause between screens of output in the rtems tests
+#
+#  STACK_CHECKER_ON (RTEMS support code)
+#     If defined, stack bounds checking is enabled.
+#
+#  STACK_CHECKER_REPORT_USAGE (RTEMS support code)
+#     If this and STACK_CHECKER_ON are defined, then a report on stack usage
+#     per task is printed when the program exits.
+#
+#  RTEMS_DEBUG (RTEMS)
+#     If defined, debug checks in RTEMS and support library code are enabled.
+#
+
+define make-target-options
+	@echo "/* #define NDEBUG 1 */ "                     >>$@
+	@echo "#define RTEMS_TEST_NO_PAUSE 1"               >>$@
+	@echo "/* #define STACK_CHECKER_ON  1 */"           >>$@
+	@echo "/* #define STACK_CHECKER_REPORT_USAGE  1 */" >>$@
+	@echo "/* #define RTEMS_DEBUG  1 */"                >>$@
+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.
+
+ifeq ($(RTEMS_USE_GCC272),yes)
+
+# override default location of Standard C Library
+LIBC_LIBC=$(RTEMS_LIBC_DIR)/lib/m68000/msoft-float/libc.a
+LIBC_LIBM=$(RTEMS_LIBC_DIR)/lib/m68000/msoft-float/libm.a
+
+define make-exe
+	@ echo 
+	@ echo "WARNING: newlib may use bit test instructions!!"
+	@ echo 
+	$(LD) $(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
+	$(CC) $(CFLAGS) $(CFLAGS_LD) -o $(basename $@).exe $(LINK_OBJS) \
+	    $(LINK_LIBS)
+	$(NM) -g -n $(basename $@).exe > $(basename $@).num
+	$(SIZE) $(basename $@).exe
+	# if you want to make a prom image
+	# m68k-rtems-objcopy --adjust-section-vma \
+	#  .data=`m68k-rtems-objdump --section-headers $(basename $@).exe | \
+	#  awk 'function h2d(x) { x=toupper(x); digits=length(x); s=0 ; \
+	#       for (p=digits; p>0; p--) \
+	#       s += (16^(p-1)) * ( index("0123456789ABCDEF",\
+	#        substr(x,1+digits-p,1)) -1 );\
+	#        return s } ;\
+	#        /\.text/ { base = $$4 ; size = $$3 };\
+	#        END { printf("0x%x", h2d(base) + h2d(size)) }'\
+	#       ` $(basename $@).exe
+	# if you want to convert it to ieee
+	# m68k-rtems-objcopy --output-target=ieee --debugging \
+	#       $(basename $@).exe $(basename $@).ieee
+endef
+endif
+
+
+# Miscellaneous additions go here