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authorJoel Sherrill <joel.sherrill@OARcorp.com>1998-05-21 18:26:58 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>1998-05-21 18:26:58 +0000
commitbd5e4f3baf926e95100c994f4c3042de8f2753f1 (patch)
tree21253395d4a7eda1404d418f694237bb45860498 /make
parent90cf4cc734f55ddadc2cda1cb2a85a88722fa7b8 (diff)
downloadrtems-bd5e4f3baf926e95100c994f4c3042de8f2753f1.tar.bz2
Added bare bsp from Chris Johns <cjohns@plessey.com.au>.
Diffstat (limited to '')
-rw-r--r--make/custom/bare.cfg51
-rw-r--r--make/leaf.cfg5
-rw-r--r--make/target.cfg.in4
3 files changed, 60 insertions, 0 deletions
diff --git a/make/custom/bare.cfg b/make/custom/bare.cfg
new file mode 100644
index 0000000000..94ccbc7307
--- /dev/null
+++ b/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 $@).exe
+endef
+
+# Miscellaneous additions go here
diff --git a/make/leaf.cfg b/make/leaf.cfg
index b93ff047d1..4eca33f66c 100644
--- a/make/leaf.cfg
+++ b/make/leaf.cfg
@@ -174,5 +174,10 @@ endif
@echo >>$@
@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 $@
+endif
diff --git a/make/target.cfg.in b/make/target.cfg.in
index 56dc124ebf..423987d6fc 100644
--- a/make/target.cfg.in
+++ b/make/target.cfg.in
@@ -51,6 +51,10 @@ RTEMS_USE_MACROS = @RTEMS_USE_MACROS@
RTEMS_USE_GCC272 = @RTEMS_USE_GCC272@
RTEMS_LIBC_DIR = @RTEMS_LIBC_DIR@
+RTEMS_CPU = @target_cpu@
+RTEMS_CPU_MODEL = @RTEMS_CPU_MODEL@
+CPU_CFLAGS = @CPU_CFLAGS@
+
INSTALL=$(PROJECT_ROOT)/$(RTEMS_BSP)/build-tools/install-if-change
XCFLAGS=$(CFLAGS_FOR_TARGET)