Add SAM3U kernel build logic

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3456 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 104 insertions, 0 deletions

diff --git a/nuttx/configs/sam3u-ek/kernel/Makefile b/nuttx/configs/sam3u-ek/kernel/Makefile
new file mode 100755
index 000000000..dd3e1892c
--- /dev/null
+++ b/nuttx/configs/sam3u-ek/kernel/Makefile
@@ -0,0 +1,104 @@
+############################################################################
+# configs/sam3u-ek/kernel/Makefile
+#
+#   Copyright (C) 2011 Gregory Nutt. All rights reserved.
+#   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in
+#    the documentation and/or other materials provided with the
+#    distribution.
+# 3. Neither the name NuttX nor the names of its contributors may be
+#    used to endorse or promote products derived from this software
+#    without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+############################################################################
+
+-include $(TOPDIR)/.config
+-include $(TOPDIR)/Make.defs
+
+# This is the directory for the board-specific header files
+
+BOARD_INCLUDE	= $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/include
+
+# Get the paths to the libraries and the links script path in format that
+# is appropriate for the host OS
+
+ifeq ($(WINTOOL),y)
+  # Windows-native toolchains
+  USER_LIBPATHS	= ${shell for path in $(USERLIBS); do dir=`dirname $(TOPDIR)/$$path`;echo "-L\"`cygpath -w $$dir`\"";done}
+  USER_LDSCRIPT	= -T "${shell cygpath -w $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/kernel/kernel.ld}"
+else
+  # Linux/Cygwin-native toolchain 
+  USER_LIBPATHS	= $(addprefix -L$(TOPDIR)/,$(dir $(USERLIBS)))
+  USER_LDSCRIPT	= -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/kernel/kernel.ld
+endif
+
+USER_LDFLAGS	= $(USER_LDSCRIPT)
+USER_LDLIBS		= $(patsubst lib%,-l%,$(basename $(notdir $(USERLIBS))))
+USER_LIBGCC		= "${shell $(CC) -print-libgcc-file-name}"
+
+# Targets:
+
+all: $(TOPDIR)/nuttx_user.elf $(TOPDIR)/User.map $(BOARD_INCLUDE)/user_map.h
+
+.PHONY:	depend clean distclean
+
+# Create the nuttx_user.elf file containing all of the user-mode code
+
+nuttx_user.elf:
+	@echo "LD:  nuttx_user.elf"
+	@$(LD) -o $@ $(USER_LDFLAGS) $(USER_LIBPATHS) --start-group $(USER_LDLIBS) --end-group $(USER_LIBGCC) 
+
+$(TOPDIR)/nuttx_user.elf: nuttx_user.elf
+	@cp -a nuttx_user.elf $(TOPDIR)/nuttx_user.elf
+
+$(TOPDIR)/User.map: nuttx_user.elf
+	@$(NM) nuttx_user.elf >$(TOPDIR)/User.map
+	@$(CROSSDEV)size $(TOPDIR)/User.map
+
+$(BOARD_INCLUDE)/user_map.h: $(TOPDIR)/User.map
+	@echo "/* configs/$(CONFIG_ARCH_BOARD)/include/user_map.h" > $(BOARD_INCLUDE)/user_map.h
+	@echo " *" >> $(BOARD_INCLUDE)/user_map.h
+	@echo " * This is an auto-generated file.. Do not edit this file!" >> $(BOARD_INCLUDE)/user_map.h
+	@echo " */" >> $(BOARD_INCLUDE)/user_map.h
+	@echo "" >> $(BOARD_INCLUDE)/user_map.h
+	@echo "#ifndef __ARCH_BOARD_USER_MAP_H" >> $(BOARD_INCLUDE)/user_map.h
+	@echo "#define __ARCH_BOARD_USER_MAP_H" >> $(BOARD_INCLUDE)/user_map.h
+	@echo "" >> $(BOARD_INCLUDE)/user_map.h
+	@echo "#define CONFIG_USER_ENTRYPOINT    `grep user_start $(TOPDIR)/User.map | cut -d' ' -f1`" >> $(BOARD_INCLUDE)/user_map.h
+	@echo "#define CONFIG_USER_DATASOURCE    `grep _eronly $(TOPDIR)/User.map | cut -d' ' -f1`" >> $(BOARD_INCLUDE)/user_map.h
+	@echo "#define CONFIG_USER_DATADESTSTART `grep _sdata $(TOPDIR)/User.map | cut -d' ' -f1`" >> $(BOARD_INCLUDE)/user_map.h
+	@echo "#define CONFIG_USER_DATADESTEND   `grep _edata $(TOPDIR)/User.map | cut -d' ' -f1`" >> $(BOARD_INCLUDE)/user_map.h
+	@echo "" >> $(BOARD_INCLUDE)/user_map.h
+	@echo "#endif /* __ARCH_BOARD_USER_MAP_H */" >> $(BOARD_INCLUDE)/user_map.h
+
+.depend:
+
+depend: .depend
+
+clean:
+	@rm -f nuttx_user.elf *~ .*.swp
+	@rm -f $(TOPDIR)/nuttx_user.elf $(TOPDIR)/User.map
+
+distclean: clean
+