Added bare bsp from Chris Johns <cjohns@plessey.com.au>.

make/custom/bare.cfg

@@ -0,0 +1,51 @@
+# 
+#  Config file for the "bare" BSP
+#
+#  $Id$
+#
+
+# This is the actual bsp directory used during the build process.
+RTEMS_BSP_FAMILY=bare
+
+RTEMS_BSP=bare
+
+TARGET_ARCH=o-$(RTEMS_BSP_FAMILY)-$(RTEMS_CPU_MODEL)
+
+include $(RTEMS_ROOT)/make/custom/default.cfg
+
+## Target compiler config file, if any
+CONFIG.$(TARGET_ARCH).CC = $(RTEMS_ROOT)/make/compilers/gcc-target-default.cfg
+
+# optimize flag: typically -0, could use -O4 or -fast
+# -O4 is ok for RTEMS
+CFLAGS_OPTIMIZE_V=-O4 -fomit-frame-pointer
+
+#  This section makes the target dependent options file.
+#  NDEBUG (C library)
+#     if defined asserts do not generate code.  This is commonly used
+#     as a command line option.
+#
+#  RTEMS_TEST_NO_PAUSE (RTEMS tests)
+#     do not pause between screens of output in the rtems tests
+#
+#  RTEMS_DEBUG (RTEMS)
+#     If defined, debug checks in RTEMS and support library code are enabled.
+#
+
+define make-target-options
+	@echo "/* #define NDEBUG 1 */ "                     >>$@
+	@echo "#define RTEMS_TEST_NO_PAUSE 1"               >>$@
+	@echo "/* #define RTEMS_DEBUG  1 */"                >>$@
+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.
+
+define make-exe
+	echo "Cannot do a link with the bare bsp."
+        echo "#!/bin/sh" > $(basename $@).exe
+        echo "echo \"Cannot do a link with the bare bsp.\"" >> $(basename $@).exe
+endef
+
+# Miscellaneous additions go here

make/leaf.cfg

@@ -174,5 +174,10 @@ endif
 	@echo                                                  >>$@
 	@echo "#endif"                                         >>$@
 
+ifeq ($(RTEMS_BSP),bare)
+$(ARCH)/bsp_specs.tmp: FORCE
+	cp $(RTEMS_ROOT)/c/src/lib/libbsp/$(RTEMS_BSP_FAMILY)/bsp_specs $@
+else        
 $(ARCH)/bsp_specs.tmp: FORCE
 	cp $(RTEMS_ROOT)/c/src/lib/libbsp/$(RTEMS_CPU)/$(RTEMS_BSP_FAMILY)/bsp_specs $@
+endif

make/target.cfg.in

@@ -51,6 +51,10 @@ RTEMS_USE_MACROS = @RTEMS_USE_MACROS@
 RTEMS_USE_GCC272 = @RTEMS_USE_GCC272@
 RTEMS_LIBC_DIR = @RTEMS_LIBC_DIR@
 
+RTEMS_CPU = @target_cpu@
+RTEMS_CPU_MODEL = @RTEMS_CPU_MODEL@
+CPU_CFLAGS = @CPU_CFLAGS@
+ 
 INSTALL=$(PROJECT_ROOT)/$(RTEMS_BSP)/build-tools/install-if-change
 XCFLAGS=$(CFLAGS_FOR_TARGET)