WhyCan Forum(哇酷开发者社区)

#!/bin/sh -e

# Script to create header files and links to configure
# U-Boot for a specific board.
#
# Parameters:  Target  Architecture  CPU  Board [VENDOR] [SOC]
#
# (C) 2002-2006 DENX Software Engineering, Wolfgang Denk <wd@denx.de>
#

APPEND=no	# Default: Create new config file
BOARD_NAME=""	# Name to print in make output

#	./mkconfig 100ask24x0 arm arm920t 100ask24x0 NULL s3c24x0
#		$0			$1	   $2  $3		$4		   $5	$6
# 判断传入的参数是否包含 -- -a -n * 
# 没有传入，所以跳过
while [ $# -gt 0 ] ; do
	case "$1" in
	--) shift ; break ;;
	-a) shift ; APPEND=yes ;;
	-n) shift ; BOARD_NAME="${1%%_config}" ; shift ;;
	*)  break ;;
	esac
done
# BOARD_NAME 没有定义，所以 BOARD_NAME = $1 = 100ask24x0
[ "${BOARD_NAME}" ] || BOARD_NAME="$1"
# $# 表示参数的个数
[ $# -lt 4 ] && exit 1	# -lt 小于 4 退出
[ $# -gt 6 ] && exit 1	# -gt 大于 6 退出
# 打印信息
echo "Configuring for ${BOARD_NAME} board..."

#
# Create link to architecture specific headers
# 创建与特定体系结构的连接头文件
# "$SRCTREE" != "$OBJTREE"  执行 else 代码
if [ "$SRCTREE" != "$OBJTREE" ] ; then
	mkdir -p ${OBJTREE}/include
	mkdir -p ${OBJTREE}/include2
	cd ${OBJTREE}/include2
	rm -f asm
	ln -s ${SRCTREE}/include/asm-$2 asm
	LNPREFIX="../../include2/asm/"
	cd ../include
	rm -rf asm-$2
	rm -f asm
	mkdir asm-$2
	ln -s asm-$2 asm
else
	cd ./include
	rm -f asm
	ln -s asm-$2 asm # ln -s asm-arm asm 创建一个asm链接文件夹 指向 asm-arm架构 ,还有其他的架构 asm-i386 asm-avr32 等
fi

rm -f asm-$2/arch	# rm -f asm-arm/arch 

# 如果 $6 为空(-zero) 或者(-or) $6 等于字符串"NULL" 不成立 执行 else
if [ -z "$6" -o "$6" = "NULL" ] ; then
	ln -s ${LNPREFIX}arch-$3 asm-$2/arch
else
	ln -s ${LNPREFIX}arch-$6 asm-$2/arch	
	# LNPREFIX 没有定义 ln -s arch-s3c24x0 asm-arm/arch   
	# asm-arm/arch -> arch-s3c24x0 软连接   
	# 查看软连接 ls -l asm-arm/arch 
	# 结果 asm-arm/arch -> arch-s3c24x0 
fi

# "$2" = "arm" 条件成立
if [ "$2" = "arm" ] ; then
	rm -f asm-$2/proc		# 删除 rm -f asm-arm/proc
	ln -s ${LNPREFIX}proc-armv asm-$2/proc	
	# ln -s proc-armv asm-arm/proc
	# asm-arm/proc -> proc-armv
fi

#
# Create include file for Make
# 创建适用于make的头文件
#
# > : 表示创建或覆盖一个文件 >> : 表示追加 

#	./mkconfig 100ask24x0 arm arm920t 100ask24x0 NULL s3c24x0
#		$0			$1	   $2  $3		$4		   $5	$6
# 执行 cat config.mk  查看内容
echo "ARCH   = $2" >  config.mk 
echo "CPU    = $3" >> config.mk
echo "BOARD  = $4" >> config.mk

[ "$5" ] && [ "$5" != "NULL" ] && echo "VENDOR = $5" >> config.mk

[ "$6" ] && [ "$6" != "NULL" ] && echo "SOC    = $6" >> config.mk

#
# Create board specific header file
# 创建一个单板相关的头文件 
# "$APPEND" = "no" 不成立 
#
if [ "$APPEND" = "yes" ]	# Append to existing config file
then
	echo >> config.h
else
	> config.h		# Create new config file 创建新的配置文件
fi
echo "/* Automatically generated - do not edit */" >>config.h # 提示信息
echo "#include <configs/$1.h>" >>config.h 

# "#include <configs/100ask24x0.h>"

exit 0 

#
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundatio; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#

VERSION = 1
PATCHLEVEL = 1
SUBLEVEL = 6
EXTRAVERSION =
U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
VERSION_FILE = $(obj)include/version_autogenerated.h

HOSTARCH := $(shell uname -m | \
	sed -e s/i.86/i386/ \
	    -e s/sun4u/sparc64/ \
	    -e s/arm.*/arm/ \
	    -e s/sa110/arm/ \
	    -e s/powerpc/ppc/ \
	    -e s/macppc/ppc/)

HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
	    sed -e 's/\(cygwin\).*/cygwin/')

export	HOSTARCH HOSTOS

# Deal with colliding definitions from tcsh etc.
VENDOR=

#########################################################################
#
# U-boot build supports producing a object files to the separate external
# directory. Two use cases are supported:
#
# 1) Add O= to the make command line
# 'make O=/tmp/build all'
#
# 2) Set environement variable BUILD_DIR to point to the desired location
# 'export BUILD_DIR=/tmp/build'
# 'make'
#
# The second approach can also be used with a MAKEALL script
# 'export BUILD_DIR=/tmp/build'
# './MAKEALL'
#
# Command line 'O=' setting overrides BUILD_DIR environent variable.
#
# When none of the above methods is used the local build is performed and
# the object files are placed in the source directory.
#

ifdef O
ifeq ("$(origin O)", "command line")
BUILD_DIR := $(O)
endif
endif

ifneq ($(BUILD_DIR),)
saved-output := $(BUILD_DIR)

# Attempt to create a output directory.
$(shell [ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR})

# Verify if it was successful.
BUILD_DIR := $(shell cd $(BUILD_DIR) && /bin/pwd)
$(if $(BUILD_DIR),,$(error output directory "$(saved-output)" does not exist))
endif # ifneq ($(BUILD_DIR),)
# 如果定义了 BUILD_DIR 则 OBJTREE = BUILD_DIR 否则 OBJTREE = CURDIR
OBJTREE		:= $(if $(BUILD_DIR),$(BUILD_DIR),$(CURDIR)) 
SRCTREE		:= $(CURDIR)
TOPDIR		:= $(SRCTREE)
LNDIR		:= $(OBJTREE)
export	TOPDIR SRCTREE OBJTREE

MKCONFIG	:= $(SRCTREE)/mkconfig
export MKCONFIG

ifneq ($(OBJTREE),$(SRCTREE))
REMOTE_BUILD 	:= 1
export REMOTE_BUILD
endif

# $(obj) and (src) are defined in config.mk but here in main Makefile
# we also need them before config.mk is included which is the case for
# some targets like unconfig, clean, clobber, distclean, etc.
ifneq ($(OBJTREE),$(SRCTREE))
obj := $(OBJTREE)/
src := $(SRCTREE)/
else
obj :=
src :=
endif
export obj src

#########################################################################

ifeq ($(OBJTREE)/include/config.mk,$(wildcard $(OBJTREE)/include/config.mk))

# load ARCH, BOARD, and CPU configuration
# 包含配置过程生成的 config.mk
# 	ARCH   = arm
#	CPU    = arm920t
#	BOARD  = 100ask24x0
#	SOC    = s3c24x0
include $(OBJTREE)/include/config.mk	
export	ARCH CPU BOARD VENDOR SOC

ifndef CROSS_COMPILE
ifeq ($(HOSTARCH),ppc)
CROSS_COMPILE =
else
ifeq ($(ARCH),ppc)
CROSS_COMPILE = powerpc-linux-
endif
# 如果是 arm 架构，则使用 arm-linux- 工具链
ifeq ($(ARCH),arm)
CROSS_COMPILE = arm-linux-
endif
ifeq ($(ARCH),i386)
ifeq ($(HOSTARCH),i386)
CROSS_COMPILE =
else
CROSS_COMPILE = i386-linux-
endif
endif
ifeq ($(ARCH),mips)
CROSS_COMPILE = mips_4KC-
endif
ifeq ($(ARCH),nios)
CROSS_COMPILE = nios-elf-
endif
ifeq ($(ARCH),nios2)
CROSS_COMPILE = nios2-elf-
endif
ifeq ($(ARCH),m68k)
CROSS_COMPILE = m68k-elf-
endif
ifeq ($(ARCH),microblaze)
CROSS_COMPILE = mb-
endif
ifeq ($(ARCH),blackfin)
CROSS_COMPILE = bfin-elf-
endif
ifeq ($(ARCH),avr32)
CROSS_COMPILE = avr32-
endif
endif
endif

export	CROSS_COMPILE

# load other configuration
include $(TOPDIR)/config.mk

#########################################################################
# U-Boot objects....order is important (i.e. start must be first)
# U-Boot 项目代码排序很重要 例如 start 必须排在第一个
# OBJS  = cpu/arm920t/start.o
OBJS  = cpu/$(CPU)/start.o
ifeq ($(CPU),i386)
OBJS += cpu/$(CPU)/start16.o
OBJS += cpu/$(CPU)/reset.o
endif
ifeq ($(CPU),ppc4xx)
OBJS += cpu/$(CPU)/resetvec.o
endif
ifeq ($(CPU),mpc83xx)
OBJS += cpu/$(CPU)/resetvec.o
endif
ifeq ($(CPU),mpc85xx)
OBJS += cpu/$(CPU)/resetvec.o
endif
ifeq ($(CPU),mpc86xx)
OBJS += cpu/$(CPU)/resetvec.o
endif
ifeq ($(CPU),bf533)
OBJS += cpu/$(CPU)/start1.o	cpu/$(CPU)/interrupt.o	cpu/$(CPU)/cache.o
OBJS += cpu/$(CPU)/cplbhdlr.o	cpu/$(CPU)/cplbmgr.o	cpu/$(CPU)/flush.o
endif

OBJS := $(addprefix $(obj),$(OBJS))

LIBS  = lib_generic/libgeneric.a
# LIBS += board/100ask24x0/lib100ask24x0.a
LIBS += board/$(BOARDDIR)/lib$(BOARD).a
# LIBS += cpu/arm920t/libarm920t.a
LIBS += cpu/$(CPU)/lib$(CPU).a

ifdef SOC
# LIBS += cpu/arm920t/s3c24x0/libs3c24x0.a
LIBS += cpu/$(CPU)/$(SOC)/lib$(SOC).a
endif
# LIBS += lib_arm/libarm.a
LIBS += lib_$(ARCH)/lib$(ARCH).a
LIBS += fs/cramfs/libcramfs.a fs/fat/libfat.a fs/fdos/libfdos.a fs/jffs2/libjffs2.a \
	fs/reiserfs/libreiserfs.a fs/ext2/libext2fs.a
LIBS += net/libnet.a
LIBS += disk/libdisk.a
LIBS += rtc/librtc.a
LIBS += dtt/libdtt.a
LIBS += drivers/libdrivers.a
LIBS += drivers/nand/libnand.a
LIBS += drivers/nand_legacy/libnand_legacy.a
LIBS += drivers/usb/libusb.a
LIBS += drivers/sk98lin/libsk98lin.a
LIBS += common/libcommon.a
LIBS += $(BOARDLIBS)

LIBS := $(addprefix $(obj),$(LIBS))
.PHONY : $(LIBS)

# Add GCC lib
PLATFORM_LIBS += -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc

# The "tools" are needed early, so put this first
# Don't include stuff already done in $(LIBS)
SUBDIRS	= tools \
	  examples \
	  post \
	  post/cpu
.PHONY : $(SUBDIRS)

ifeq ($(CONFIG_NAND_U_BOOT),y)
NAND_SPL = nand_spl
U_BOOT_NAND = $(obj)u-boot-nand.bin
endif

__OBJS := $(subst $(obj),,$(OBJS))
__LIBS := $(subst $(obj),,$(LIBS))

#########################################################################
#########################################################################

ALL = $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map $(U_BOOT_NAND)
# 如果不指定ALL 则编译生成所有文件 u-boot.srec u-boot.bin System.map
all:		$(ALL)

$(obj)u-boot.hex:	$(obj)u-boot
		$(OBJCOPY) ${OBJCFLAGS} -O ihex $< $@

$(obj)u-boot.srec:	$(obj)u-boot
		$(OBJCOPY) ${OBJCFLAGS} -O srec $< $@
# u-boot.bin 是二进制格式的  u-boot 是 elf 格式的
$(obj)u-boot.bin:	$(obj)u-boot 
		$(OBJCOPY) ${OBJCFLAGS} -O binary $< $@

$(obj)u-boot.img:	$(obj)u-boot.bin
		./tools/mkimage -A $(ARCH) -T firmware -C none \
		-a $(TEXT_BASE) -e 0 \
		-n $(shell sed -n -e 's/.*U_BOOT_VERSION//p' $(VERSION_FILE) | \
			sed -e 's/"[	 ]*$$/ for $(BOARD) board"/') \
		-d $< $@

$(obj)u-boot.dis:	$(obj)u-boot
		$(OBJDUMP) -d $< > $@
# 这一步感觉展开太麻烦，可以查看 查看 make 的编译输出信息
$(obj)u-boot:		depend version $(SUBDIRS) $(OBJS) $(LIBS) $(LDSCRIPT)
		UNDEF_SYM=`$(OBJDUMP) -x $(LIBS) |sed  -n -e 's/.*\(__u_boot_cmd_.*\)/-u\1/p'|sort|uniq`;\
		cd $(LNDIR) && $(LD) $(LDFLAGS) $$UNDEF_SYM $(__OBJS) \
			--start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
			-Map u-boot.map -o u-boot

$(OBJS):
	echo $(OBJS)	
		$(MAKE) -C cpu/$(CPU) $(if $(REMOTE_BUILD),$@,$(notdir $@))

$(LIBS):
		$(MAKE) -C $(dir $(subst $(obj),,$@))

usb:
	$(MAKE) -C drivers/usb

$(SUBDIRS):
		$(MAKE) -C $@ all

$(NAND_SPL):	version
		$(MAKE) -C nand_spl/board/$(BOARDDIR) all

$(U_BOOT_NAND):	$(NAND_SPL) $(obj)u-boot.bin
		cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin

version:
		@echo -n "#define U_BOOT_VERSION \"U-Boot " > $(VERSION_FILE); \
		echo -n "$(U_BOOT_VERSION)" >> $(VERSION_FILE); \
		echo -n $(shell $(CONFIG_SHELL) $(TOPDIR)/tools/setlocalversion \
			 $(TOPDIR)) >> $(VERSION_FILE); \
		echo "\"" >> $(VERSION_FILE)

gdbtools:
		$(MAKE) -C tools/gdb all || exit 1

updater:
		$(MAKE) -C tools/updater all || exit 1

env:
		$(MAKE) -C tools/env all || exit 1

depend dep:
		for dir in $(SUBDIRS) ; do $(MAKE) -C $$dir _depend ; done

tags ctags:
		ctags -w -o $(OBJTREE)/ctags `find $(SUBDIRS) include \
				lib_generic board/$(BOARDDIR) cpu/$(CPU) lib_$(ARCH) \
				fs/cramfs fs/fat fs/fdos fs/jffs2 \
				net disk rtc dtt drivers drivers/sk98lin common \
			\( -name CVS -prune \) -o \( -name '*.[ch]' -print \)`

etags:
		etags -a -o $(OBJTREE)/etags `find $(SUBDIRS) include \
				lib_generic board/$(BOARDDIR) cpu/$(CPU) lib_$(ARCH) \
				fs/cramfs fs/fat fs/fdos fs/jffs2 \
				net disk rtc dtt drivers drivers/sk98lin common \
			\( -name CVS -prune \) -o \( -name '*.[ch]' -print \)`

$(obj)System.map:	$(obj)u-boot
		@$(NM) $< | \
		grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
		sort > $(obj)System.map

#########################################################################
else
all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
$(obj)u-boot.img $(obj)u-boot.dis $(obj)u-boot \
$(SUBDIRS) version gdbtools updater env depend \
dep tags ctags etags $(obj)System.map:
	@echo "System not configured - see README" >&2
	@ exit 1
endif

.PHONY : CHANGELOG
CHANGELOG:
	git log --no-merges U-Boot-1_1_5.. | \
	unexpand -a | sed -e 's/\s\s*$$//' > $@

#########################################################################

unconfig:
	@rm -f $(obj)include/config.h $(obj)include/config.mk \
		$(obj)board/*/config.tmp $(obj)board/*/*/config.tmp

#========================================================================
# PowerPC
#========================================================================

#########################################################################
## MPC5xx Systems
#########################################################################

canmb_config:	unconfig
	@$(MKCONFIG) -a canmb ppc mpc5xxx canmb

cmi_mpc5xx_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc5xx cmi

PATI_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc5xx pati mpl

#########################################################################
## MPC5xxx Systems
#########################################################################

aev_config: unconfig
	@$(MKCONFIG) -a aev ppc mpc5xxx tqm5200

BC3450_config:	unconfig
	@$(MKCONFIG) -a BC3450 ppc mpc5xxx bc3450

cpci5200_config:  unconfig
	@$(MKCONFIG) -a cpci5200  ppc mpc5xxx cpci5200 esd

hmi1001_config:         unconfig
	@$(MKCONFIG) hmi1001 ppc mpc5xxx hmi1001

Lite5200_config				\
Lite5200_LOWBOOT_config			\
Lite5200_LOWBOOT08_config		\
icecube_5200_config			\
icecube_5200_LOWBOOT_config		\
icecube_5200_LOWBOOT08_config		\
icecube_5200_DDR_config 		\
icecube_5200_DDR_LOWBOOT_config 	\
icecube_5200_DDR_LOWBOOT08_config	\
icecube_5100_config:			unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/icecube
	@ >$(obj)include/config.h
	@[ -z "$(findstring LOWBOOT_,$@)" ] || \
		{ if [ "$(findstring DDR,$@)" ] ; \
			then echo "TEXT_BASE = 0xFF800000" >$(obj)board/icecube/config.tmp ; \
			else echo "TEXT_BASE = 0xFF000000" >$(obj)board/icecube/config.tmp ; \
		  fi ; \
		  echo "... with LOWBOOT configuration" ; \
		}
	@[ -z "$(findstring LOWBOOT08,$@)" ] || \
		{ echo "TEXT_BASE = 0xFF800000" >$(obj)board/icecube/config.tmp ; \
		  echo "... with 8 MB flash only" ; \
		  echo "... with LOWBOOT configuration" ; \
		}
	@[ -z "$(findstring DDR,$@)" ] || \
		{ echo "#define CONFIG_MPC5200_DDR"	>>$(obj)include/config.h ; \
		  echo "... DDR memory revision" ; \
		}
	@[ -z "$(findstring 5200,$@)" ] || \
		{ echo "#define CONFIG_MPC5200"		>>$(obj)include/config.h ; \
		  echo "... with MPC5200 processor" ; \
		}
	@[ -z "$(findstring 5100,$@)" ] || \
		{ echo "#define CONFIG_MGT5100"		>>$(obj)include/config.h ; \
		  echo "... with MGT5100 processor" ; \
		}
	@$(MKCONFIG) -a IceCube ppc mpc5xxx icecube

v38b_config: unconfig
	@./mkconfig -a V38B ppc mpc5xxx v38b

inka4x0_config:	unconfig
	@$(MKCONFIG) inka4x0 ppc mpc5xxx inka4x0

lite5200b_config	\
lite5200b_LOWBOOT_config:	unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/icecube
	@ >$(obj)include/config.h
	@ echo "#define CONFIG_MPC5200_DDR"	>>$(obj)include/config.h
	@ echo "... DDR memory revision"
	@ echo "#define CONFIG_MPC5200"		>>$(obj)include/config.h
	@ echo "#define CONFIG_LITE5200B"	>>$(obj)include/config.h
	@[ -z "$(findstring LOWBOOT_,$@)" ] || \
		{ echo "TEXT_BASE = 0xFF000000" >$(obj)board/icecube/config.tmp ; \
		  echo "... with LOWBOOT configuration" ; \
		}
	@ echo "... with MPC5200B processor"
	@$(MKCONFIG) -a IceCube  ppc mpc5xxx icecube

mcc200_config	\
mcc200_SDRAM_config	\
mcc200_highboot_config	\
mcc200_COM12_config	\
mcc200_COM12_SDRAM_config	\
mcc200_COM12_highboot_config	\
mcc200_COM12_highboot_SDRAM_config	\
mcc200_highboot_SDRAM_config	\
prs200_config	\
prs200_DDR_config	\
prs200_highboot_config	\
prs200_highboot_DDR_config:	unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/mcc200
	@ >$(obj)include/config.h
	@[ -n "$(findstring highboot,$@)" ] || \
		{ echo "... with lowboot configuration" ; \
		}
	@[ -z "$(findstring highboot,$@)" ] || \
		{ echo "TEXT_BASE = 0xFFF00000" >$(obj)board/mcc200/config.tmp ; \
		  echo "... with highboot configuration" ; \
		}
	@[ -n "$(findstring _SDRAM,$@)" ] || \
		{ if [ -n "$(findstring mcc200,$@)" ]; \
		  then \
		  	echo "... with DDR" ; \
		  else \
			if [ -n "$(findstring _DDR,$@)" ];\
			then \
				echo "... with DDR" ; \
			else \
				echo "#define CONFIG_MCC200_SDRAM" >>$(obj)include/config.h ;\
				echo "... with SDRAM" ; \
			fi; \
		  fi; \
		}
	@[ -z "$(findstring _SDRAM,$@)" ] || \
		{ echo "#define CONFIG_MCC200_SDRAM"	>>$(obj)include/config.h ; \
		  echo "... with SDRAM" ; \
		}
	@[ -z "$(findstring COM12,$@)" ] || \
		{ echo "#define CONFIG_CONSOLE_COM12"	>>$(obj)include/config.h ; \
		  echo "... with console on COM12" ; \
		}
	@[ -z "$(findstring prs200,$@)" ] || \
		{ echo "#define CONFIG_PRS200"  >>$(obj)include/config.h ;\
		}
	@$(MKCONFIG) -n $@ -a mcc200 ppc mpc5xxx mcc200

o2dnt_config:
	@$(MKCONFIG) o2dnt ppc mpc5xxx o2dnt

pf5200_config:  unconfig
	@$(MKCONFIG) pf5200  ppc mpc5xxx pf5200 esd

PM520_config \
PM520_DDR_config \
PM520_ROMBOOT_config \
PM520_ROMBOOT_DDR_config:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring DDR,$@)" ] || \
		{ echo "#define CONFIG_MPC5200_DDR"	>>$(obj)include/config.h ; \
		  echo "... DDR memory revision" ; \
		}
	@[ -z "$(findstring ROMBOOT,$@)" ] || \
		{ echo "#define CONFIG_BOOT_ROM" >>$(obj)include/config.h ; \
		  echo "... booting from 8-bit flash" ; \
		}
	@$(MKCONFIG) -a PM520 ppc mpc5xxx pm520

smmaco4_config: unconfig
	@$(MKCONFIG) -a smmaco4 ppc mpc5xxx tqm5200

spieval_config:	unconfig
	@$(MKCONFIG) -a spieval ppc mpc5xxx tqm5200

TB5200_B_config \
TB5200_config:	unconfig
	@mkdir -p $(obj)include
	@[ -z "$(findstring _B,$@)" ] || \
		{ echo "#define CONFIG_TQM5200_B"	>>$(obj)include/config.h ; \
		  echo "... with MPC5200B processor" ; \
		}
	@$(MKCONFIG) -n $@ -a TB5200 ppc mpc5xxx tqm5200

MINI5200_config	\
EVAL5200_config	\
TOP5200_config:	unconfig
	@mkdir -p $(obj)include
	@ echo "#define CONFIG_$(@:_config=) 1"	>$(obj)include/config.h
	@$(MKCONFIG) -n $@ -a TOP5200 ppc mpc5xxx top5200 emk

Total5100_config		\
Total5200_config		\
Total5200_lowboot_config	\
Total5200_Rev2_config		\
Total5200_Rev2_lowboot_config:	unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/total5200
	@ >$(obj)include/config.h
	@[ -z "$(findstring 5100,$@)" ] || \
		{ echo "#define CONFIG_MGT5100"		>>$(obj)include/config.h ; \
		  echo "... with MGT5100 processor" ; \
		}
	@[ -z "$(findstring 5200,$@)" ] || \
		{ echo "#define CONFIG_MPC5200"		>>$(obj)include/config.h ; \
		  echo "... with MPC5200 processor" ; \
		}
	@[ -n "$(findstring Rev,$@)" ] || \
		{ echo "#define CONFIG_TOTAL5200_REV 1"	>>$(obj)include/config.h ; \
		  echo "... revision 1 board" ; \
		}
	@[ -z "$(findstring Rev2_,$@)" ] || \
		{ echo "#define CONFIG_TOTAL5200_REV 2"	>>$(obj)include/config.h ; \
		  echo "... revision 2 board" ; \
		}
	@[ -z "$(findstring lowboot_,$@)" ] || \
		{ echo "TEXT_BASE = 0xFE000000" >$(obj)board/total5200/config.tmp ; \
		  echo "... with lowboot configuration" ; \
		}
	@$(MKCONFIG) -a Total5200 ppc mpc5xxx total5200

cam5200_config \
fo300_config \
MiniFAP_config \
TQM5200S_config \
TQM5200S_HIGHBOOT_config \
TQM5200_B_config \
TQM5200_B_HIGHBOOT_config \
TQM5200_config	\
TQM5200_STK100_config:	unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/tqm5200
	@ >$(obj)include/config.h
	@[ -z "$(findstring cam5200,$@)" ] || \
		{ echo "#define CONFIG_CAM5200"	>>$(obj)include/config.h ; \
		  echo "#define CONFIG_TQM5200S"	>>$(obj)include/config.h ; \
		  echo "#define CONFIG_TQM5200_B"	>>$(obj)include/config.h ; \
		  echo "... TQM5200S on Cam5200" ; \
		}
	@[ -z "$(findstring fo300,$@)" ] || \
		{ echo "#define CONFIG_FO300"	>>$(obj)include/config.h ; \
		  echo "... TQM5200 on FO300" ; \
		}
	@[ -z "$(findstring MiniFAP,$@)" ] || \
		{ echo "#define CONFIG_MINIFAP"	>>$(obj)include/config.h ; \
		  echo "... TQM5200_AC on MiniFAP" ; \
		}
	@[ -z "$(findstring STK100,$@)" ] || \
		{ echo "#define CONFIG_STK52XX_REV100"	>>$(obj)include/config.h ; \
		  echo "... on a STK52XX.100 base board" ; \
		}
	@[ -z "$(findstring TQM5200_B,$@)" ] || \
		{ echo "#define CONFIG_TQM5200_B"	>>$(obj)include/config.h ; \
		}
	@[ -z "$(findstring TQM5200S,$@)" ] || \
		{ echo "#define CONFIG_TQM5200S"	>>$(obj)include/config.h ; \
		  echo "#define CONFIG_TQM5200_B"	>>$(obj)include/config.h ; \
		}
	@[ -z "$(findstring HIGHBOOT,$@)" ] || \
		{ echo "TEXT_BASE = 0xFFF00000" >$(obj)board/tqm5200/config.tmp ; \
		}
	@$(MKCONFIG) -n $@ -a TQM5200 ppc mpc5xxx tqm5200

#########################################################################
## MPC8xx Systems
#########################################################################

Adder_config    \
Adder87x_config \
AdderII_config  \
	:		unconfig
	@mkdir -p $(obj)include
	$(if $(findstring AdderII,$@), \
	@echo "#define CONFIG_MPC852T" > $(obj)include/config.h)
	@$(MKCONFIG) -a Adder ppc mpc8xx adder

ADS860_config     \
FADS823_config    \
FADS850SAR_config \
MPC86xADS_config  \
MPC885ADS_config  \
FADS860T_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx fads

AMX860_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx amx860 westel

c2mon_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx c2mon

CCM_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx CCM siemens

cogent_mpc8xx_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx cogent

ELPT860_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx elpt860 LEOX

EP88x_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx ep88x

ESTEEM192E_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx esteem192e

ETX094_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx etx094

FLAGADM_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx flagadm

xtract_GEN860T = $(subst _SC,,$(subst _config,,$1))

GEN860T_SC_config	\
GEN860T_config: unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring _SC,$@)" ] || \
		{ echo "#define CONFIG_SC" >>$(obj)include/config.h ; \
		  echo "With reduced H/W feature set (SC)..." ; \
		}
	@$(MKCONFIG) -a $(call xtract_GEN860T,$@) ppc mpc8xx gen860t

GENIETV_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx genietv

GTH_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx gth

hermes_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx hermes

HMI10_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx tqm8xx

IAD210_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx IAD210 siemens

xtract_ICU862 = $(subst _100MHz,,$(subst _config,,$1))

ICU862_100MHz_config	\
ICU862_config: unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring _100MHz,$@)" ] || \
		{ echo "#define CONFIG_100MHz"	>>$(obj)include/config.h ; \
		  echo "... with 100MHz system clock" ; \
		}
	@$(MKCONFIG) -a $(call xtract_ICU862,$@) ppc mpc8xx icu862

IP860_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx ip860

IVML24_256_config \
IVML24_128_config \
IVML24_config:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring IVML24_config,$@)" ] || \
		 { echo "#define CONFIG_IVML24_16M"	>>$(obj)include/config.h ; \
		 }
	@[ -z "$(findstring IVML24_128_config,$@)" ] || \
		 { echo "#define CONFIG_IVML24_32M"	>>$(obj)include/config.h ; \
		 }
	@[ -z "$(findstring IVML24_256_config,$@)" ] || \
		 { echo "#define CONFIG_IVML24_64M"	>>$(obj)include/config.h ; \
		 }
	@$(MKCONFIG) -a IVML24 ppc mpc8xx ivm

IVMS8_256_config \
IVMS8_128_config \
IVMS8_config:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring IVMS8_config,$@)" ] || \
		 { echo "#define CONFIG_IVMS8_16M"	>>$(obj)include/config.h ; \
		 }
	@[ -z "$(findstring IVMS8_128_config,$@)" ] || \
		 { echo "#define CONFIG_IVMS8_32M"	>>$(obj)include/config.h ; \
		 }
	@[ -z "$(findstring IVMS8_256_config,$@)" ] || \
		 { echo "#define CONFIG_IVMS8_64M"	>>$(obj)include/config.h ; \
		 }
	@$(MKCONFIG) -a IVMS8 ppc mpc8xx ivm

KUP4K_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx kup4k kup

KUP4X_config    :       unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx kup4x kup

LANTEC_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx lantec

lwmon_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx lwmon

MBX_config	\
MBX860T_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx mbx8xx

MHPC_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx mhpc eltec

MVS1_config :		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx mvs1

xtract_NETVIA = $(subst _V2,,$(subst _config,,$1))

NETVIA_V2_config \
NETVIA_config:		unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring NETVIA_config,$@)" ] || \
		 { echo "#define CONFIG_NETVIA_VERSION 1" >>$(obj)include/config.h ; \
		  echo "... Version 1" ; \
		 }
	@[ -z "$(findstring NETVIA_V2_config,$@)" ] || \
		 { echo "#define CONFIG_NETVIA_VERSION 2" >>$(obj)include/config.h ; \
		  echo "... Version 2" ; \
		 }
	@$(MKCONFIG) -a $(call xtract_NETVIA,$@) ppc mpc8xx netvia

xtract_NETPHONE = $(subst _V2,,$(subst _config,,$1))

NETPHONE_V2_config \
NETPHONE_config:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring NETPHONE_config,$@)" ] || \
		 { echo "#define CONFIG_NETPHONE_VERSION 1" >>$(obj)include/config.h ; \
		 }
	@[ -z "$(findstring NETPHONE_V2_config,$@)" ] || \
		 { echo "#define CONFIG_NETPHONE_VERSION 2" >>$(obj)include/config.h ; \
		 }
	@$(MKCONFIG) -a $(call xtract_NETPHONE,$@) ppc mpc8xx netphone

xtract_NETTA = $(subst _SWAPHOOK,,$(subst _6412,,$(subst _ISDN,,$(subst _config,,$1))))

NETTA_ISDN_6412_SWAPHOOK_config \
NETTA_ISDN_SWAPHOOK_config \
NETTA_6412_SWAPHOOK_config \
NETTA_SWAPHOOK_config \
NETTA_ISDN_6412_config \
NETTA_ISDN_config \
NETTA_6412_config \
NETTA_config:		unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring ISDN_,$@)" ] || \
		 { echo "#define CONFIG_NETTA_ISDN 1" >>$(obj)include/config.h ; \
		 }
	@[ -n "$(findstring ISDN_,$@)" ] || \
		 { echo "#undef CONFIG_NETTA_ISDN" >>$(obj)include/config.h ; \
		 }
	@[ -z "$(findstring 6412_,$@)" ] || \
		 { echo "#define CONFIG_NETTA_6412 1" >>$(obj)include/config.h ; \
		 }
	@[ -n "$(findstring 6412_,$@)" ] || \
		 { echo "#undef CONFIG_NETTA_6412" >>$(obj)include/config.h ; \
		 }
	@[ -z "$(findstring SWAPHOOK_,$@)" ] || \
		 { echo "#define CONFIG_NETTA_SWAPHOOK 1" >>$(obj)include/config.h ; \
		 }
	@[ -n "$(findstring SWAPHOOK_,$@)" ] || \
		 { echo "#undef CONFIG_NETTA_SWAPHOOK" >>$(obj)include/config.h ; \
		 }
	@$(MKCONFIG) -a $(call xtract_NETTA,$@) ppc mpc8xx netta

xtract_NETTA2 = $(subst _V2,,$(subst _config,,$1))

NETTA2_V2_config \
NETTA2_config:		unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring NETTA2_config,$@)" ] || \
		 { echo "#define CONFIG_NETTA2_VERSION 1" >>$(obj)include/config.h ; \
		 }
	@[ -z "$(findstring NETTA2_V2_config,$@)" ] || \
		 { echo "#define CONFIG_NETTA2_VERSION 2" >>$(obj)include/config.h ; \
		 }
	@$(MKCONFIG) -a $(call xtract_NETTA2,$@) ppc mpc8xx netta2

NC650_Rev1_config \
NC650_Rev2_config \
CP850_config:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring CP850,$@)" ] || \
		 { echo "#define CONFIG_CP850 1" >>$(obj)include/config.h ; \
		   echo "#define CONFIG_IDS852_REV2 1" >>$(obj)include/config.h ; \
		 }
	@[ -z "$(findstring Rev1,$@)" ] || \
		 { echo "#define CONFIG_IDS852_REV1 1" >>$(obj)include/config.h ; \
		 }
	@[ -z "$(findstring Rev2,$@)" ] || \
		 { echo "#define CONFIG_IDS852_REV2 1" >>$(obj)include/config.h ; \
		 }
	@$(MKCONFIG) -a NC650 ppc mpc8xx nc650

NX823_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx nx823

pcu_e_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx pcu_e siemens

QS850_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx qs850 snmc

QS823_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx qs850 snmc

QS860T_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx qs860t snmc

quantum_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx quantum

R360MPI_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx r360mpi

RBC823_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx rbc823

RPXClassic_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx RPXClassic

RPXlite_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx RPXlite

RPXlite_DW_64_config  		\
RPXlite_DW_LCD_config 		\
RPXlite_DW_64_LCD_config 	\
RPXlite_DW_NVRAM_config		\
RPXlite_DW_NVRAM_64_config      \
RPXlite_DW_NVRAM_LCD_config	\
RPXlite_DW_NVRAM_64_LCD_config  \
RPXlite_DW_config:         unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring _64,$@)" ] || \
		{ echo "#define RPXlite_64MHz"		>>$(obj)include/config.h ; \
		  echo "... with 64MHz system clock ..."; \
		}
	@[ -z "$(findstring _LCD,$@)" ] || \
		{ echo "#define CONFIG_LCD"          	>>$(obj)include/config.h ; \
		  echo "#define CONFIG_NEC_NL6448BC20"	>>$(obj)include/config.h ; \
		  echo "... with LCD display ..."; \
		}
	@[ -z "$(findstring _NVRAM,$@)" ] || \
		{ echo "#define  CFG_ENV_IS_IN_NVRAM" 	>>$(obj)include/config.h ; \
		  echo "... with ENV in NVRAM ..."; \
		}
	@$(MKCONFIG) -a RPXlite_DW ppc mpc8xx RPXlite_dw

rmu_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx rmu

RRvision_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx RRvision

RRvision_LCD_config:	unconfig
	@mkdir -p $(obj)include
	@echo "#define CONFIG_LCD" >$(obj)include/config.h
	@echo "#define CONFIG_SHARP_LQ104V7DS01" >>$(obj)include/config.h
	@$(MKCONFIG) -a RRvision ppc mpc8xx RRvision

SM850_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx tqm8xx

spc1920_config:
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx spc1920

SPD823TS_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx spd8xx

stxxtc_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx stxxtc

svm_sc8xx_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx svm_sc8xx

SXNI855T_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx sixnet

# EMK MPC8xx based modules
TOP860_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx top860 emk

# Play some tricks for configuration selection
# Only 855 and 860 boards may come with FEC
# and only 823 boards may have LCD support
xtract_8xx = $(subst _LCD,,$(subst _config,,$1))

FPS850L_config		\
FPS860L_config		\
NSCU_config		\
TQM823L_config		\
TQM823L_LCD_config	\
TQM850L_config		\
TQM855L_config		\
TQM860L_config		\
TQM862L_config		\
TQM823M_config		\
TQM850M_config		\
TQM855M_config		\
TQM860M_config		\
TQM862M_config		\
TQM866M_config		\
TQM885D_config		\
virtlab2_config:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring _LCD,$@)" ] || \
		{ echo "#define CONFIG_LCD"		>>$(obj)include/config.h ; \
		  echo "#define CONFIG_NEC_NL6448BC20"	>>$(obj)include/config.h ; \
		  echo "... with LCD display" ; \
		}
	@$(MKCONFIG) -a $(call xtract_8xx,$@) ppc mpc8xx tqm8xx

TTTech_config:	unconfig
	@mkdir -p $(obj)include
	@echo "#define CONFIG_LCD" >$(obj)include/config.h
	@echo "#define CONFIG_SHARP_LQ104V7DS01" >>$(obj)include/config.h
	@$(MKCONFIG) -a TQM823L ppc mpc8xx tqm8xx

uc100_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx uc100

v37_config:	unconfig
	@mkdir -p $(obj)include
	@echo "#define CONFIG_LCD" >$(obj)include/config.h
	@echo "#define CONFIG_SHARP_LQ084V1DG21" >>$(obj)include/config.h
	@$(MKCONFIG) $(@:_config=) ppc mpc8xx v37

wtk_config:	unconfig
	@mkdir -p $(obj)include
	@echo "#define CONFIG_LCD" >$(obj)include/config.h
	@echo "#define CONFIG_SHARP_LQ065T9DR51U" >>$(obj)include/config.h
	@$(MKCONFIG) -a TQM823L ppc mpc8xx tqm8xx

#########################################################################
## PPC4xx Systems
#########################################################################
xtract_4xx = $(subst _25,,$(subst _33,,$(subst _BA,,$(subst _ME,,$(subst _HI,,$(subst _config,,$1))))))

ADCIOP_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx adciop esd

AP1000_config:unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx ap1000 amirix

APC405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx apc405 esd

AR405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx ar405 esd

ASH405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx ash405 esd

bamboo_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx bamboo amcc

bubinga_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx bubinga amcc

CANBT_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx canbt esd

CATcenter_config	\
CATcenter_25_config	\
CATcenter_33_config:	unconfig
	@mkdir -p $(obj)include
	@ echo "/* CATcenter uses PPChameleon Model ME */"  > $(obj)include/config.h
	@ echo "#define CONFIG_PPCHAMELEON_MODULE_MODEL 1" >> $(obj)include/config.h
	@[ -z "$(findstring _25,$@)" ] || \
		{ echo "#define CONFIG_PPCHAMELEON_CLK_25" >> $(obj)include/config.h ; \
		  echo "SysClk = 25MHz" ; \
		}
	@[ -z "$(findstring _33,$@)" ] || \
		{ echo "#define CONFIG_PPCHAMELEON_CLK_33" >> $(obj)include/config.h ; \
		  echo "SysClk = 33MHz" ; \
		}
	@$(MKCONFIG) -a $(call xtract_4xx,$@) ppc ppc4xx PPChameleonEVB dave

CPCI2DP_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx cpci2dp esd

CPCI405_config	\
CPCI4052_config	\
CPCI405DT_config	\
CPCI405AB_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx cpci405 esd
	@echo "BOARD_REVISION = $(@:_config=)"	>> $(obj)include/config.mk

CPCI440_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx cpci440 esd

CPCIISER4_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx cpciiser4 esd

CRAYL1_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx L1 cray

csb272_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx csb272

csb472_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx csb472

DASA_SIM_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx dasa_sim esd

DP405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx dp405 esd

DU405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx du405 esd

ebony_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx ebony amcc

ERIC_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx eric

EXBITGEN_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx exbitgen

G2000_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx g2000

HH405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx hh405 esd

HUB405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx hub405 esd

JSE_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx jse

KAREF_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx karef sandburst

luan_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx luan amcc

METROBOX_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx metrobox sandburst

MIP405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx mip405 mpl

MIP405T_config:	unconfig
	@mkdir -p $(obj)include
	@echo "#define CONFIG_MIP405T" >$(obj)include/config.h
	@echo "Enable subset config for MIP405T"
	@$(MKCONFIG) -a MIP405 ppc ppc4xx mip405 mpl

ML2_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx ml2

ml300_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx ml300 xilinx

ocotea_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx ocotea amcc

OCRTC_config		\
ORSG_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx ocrtc esd

p3p440_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx p3p440 prodrive

PCI405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx pci405 esd

pcs440ep_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx pcs440ep

PIP405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx pip405 mpl

PLU405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx plu405 esd

PMC405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx pmc405 esd

PPChameleonEVB_config		\
PPChameleonEVB_BA_25_config	\
PPChameleonEVB_ME_25_config	\
PPChameleonEVB_HI_25_config	\
PPChameleonEVB_BA_33_config	\
PPChameleonEVB_ME_33_config	\
PPChameleonEVB_HI_33_config:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring EVB_BA,$@)" ] || \
		{ echo "#define CONFIG_PPCHAMELEON_MODULE_MODEL 0" >>$(obj)include/config.h ; \
		  echo "... BASIC model" ; \
		}
	@[ -z "$(findstring EVB_ME,$@)" ] || \
		{ echo "#define CONFIG_PPCHAMELEON_MODULE_MODEL 1" >>$(obj)include/config.h ; \
		  echo "... MEDIUM model" ; \
		}
	@[ -z "$(findstring EVB_HI,$@)" ] || \
		{ echo "#define CONFIG_PPCHAMELEON_MODULE_MODEL 2" >>$(obj)include/config.h ; \
		  echo "... HIGH-END model" ; \
		}
	@[ -z "$(findstring _25,$@)" ] || \
		{ echo "#define CONFIG_PPCHAMELEON_CLK_25" >>$(obj)include/config.h ; \
		  echo "SysClk = 25MHz" ; \
		}
	@[ -z "$(findstring _33,$@)" ] || \
		{ echo "#define CONFIG_PPCHAMELEON_CLK_33" >>$(obj)include/config.h ; \
		  echo "SysClk = 33MHz" ; \
		}
	@$(MKCONFIG) -a $(call xtract_4xx,$@) ppc ppc4xx PPChameleonEVB dave

rainier_config:	unconfig
	@mkdir -p $(obj)include
	@echo "#define CONFIG_RAINIER" > $(obj)include/config.h
	@echo "Configuring for rainier board as subset of sequoia..."
	@$(MKCONFIG) -a sequoia ppc ppc4xx sequoia amcc

rainier_nand_config:	unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)nand_spl
	@mkdir -p $(obj)board/amcc/sequoia
	@echo "#define CONFIG_RAINIER" > $(obj)include/config.h
	@echo "Configuring for rainier board as subset of sequoia..."
	@echo "#define CONFIG_NAND_U_BOOT" >> $(obj)include/config.h
	@echo "Compile NAND boot image for sequoia"
	@$(MKCONFIG) -a sequoia ppc ppc4xx sequoia amcc
	@echo "TEXT_BASE = 0x01000000" > $(obj)board/amcc/sequoia/config.tmp
	@echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk

sbc405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx sbc405

sequoia_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx sequoia amcc

sequoia_nand_config:	unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)nand_spl
	@mkdir -p $(obj)board/amcc/sequoia
	@echo "#define CONFIG_NAND_U_BOOT" > $(obj)include/config.h
	@echo "Compile NAND boot image for sequoia"
	@$(MKCONFIG) -a sequoia ppc ppc4xx sequoia amcc
	@echo "TEXT_BASE = 0x01000000" > $(obj)board/amcc/sequoia/config.tmp
	@echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk

sycamore_config:	unconfig
	@echo "Configuring for sycamore board as subset of walnut..."
	@$(MKCONFIG) -a walnut ppc ppc4xx walnut amcc

VOH405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx voh405 esd

VOM405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx vom405 esd

CMS700_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx cms700 esd

W7OLMC_config	\
W7OLMG_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx w7o

walnut_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx walnut amcc

WUH405_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx wuh405 esd

XPEDITE1K_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx xpedite1k

yosemite_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx yosemite amcc

yellowstone_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx yellowstone amcc

yucca_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc ppc4xx yucca amcc

#########################################################################
## MPC8220 Systems
#########################################################################

Alaska8220_config	\
Yukon8220_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8220 alaska

sorcery_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8220 sorcery

#########################################################################
## MPC824x Systems
#########################################################################
xtract_82xx = $(subst _BIGFLASH,,$(subst _ROMBOOT,,$(subst _L2,,$(subst _266MHz,,$(subst _300MHz,,$(subst _config,,$1))))))

A3000_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x a3000

barco_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x barco

BMW_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x bmw

CPC45_config	\
CPC45_ROMBOOT_config:	unconfig
	@$(MKCONFIG) $(call xtract_82xx,$@) ppc mpc824x cpc45
	@cd $(obj)include ;				\
	if [ "$(findstring _ROMBOOT_,$@)" ] ; then \
		echo "CONFIG_BOOT_ROM = y" >> config.mk ; \
		echo "... booting from 8-bit flash" ; \
	else \
		echo "CONFIG_BOOT_ROM = n" >> config.mk ; \
		echo "... booting from 64-bit flash" ; \
	fi; \
	echo "export CONFIG_BOOT_ROM" >> config.mk;

CU824_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x cu824

debris_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x debris etin

eXalion_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x eXalion

HIDDEN_DRAGON_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x hidden_dragon

kvme080_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x kvme080 etin

MOUSSE_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x mousse

MUSENKI_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x musenki

MVBLUE_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x mvblue

OXC_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x oxc

PN62_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x pn62

Sandpoint8240_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x sandpoint

Sandpoint8245_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x sandpoint

sbc8240_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x sbc8240

SL8245_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x sl8245

utx8245_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc824x utx8245

#########################################################################
## MPC8260 Systems
#########################################################################

atc_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 atc

cogent_mpc8260_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 cogent

CPU86_config	\
CPU86_ROMBOOT_config: unconfig
	@$(MKCONFIG) $(call xtract_82xx,$@) ppc mpc8260 cpu86
	@cd $(obj)include ;				\
	if [ "$(findstring _ROMBOOT_,$@)" ] ; then \
		echo "CONFIG_BOOT_ROM = y" >> config.mk ; \
		echo "... booting from 8-bit flash" ; \
	else \
		echo "CONFIG_BOOT_ROM = n" >> config.mk ; \
		echo "... booting from 64-bit flash" ; \
	fi; \
	echo "export CONFIG_BOOT_ROM" >> config.mk;

CPU87_config	\
CPU87_ROMBOOT_config: unconfig
	@$(MKCONFIG) $(call xtract_82xx,$@) ppc mpc8260 cpu87
	@cd $(obj)include ;				\
	if [ "$(findstring _ROMBOOT_,$@)" ] ; then \
		echo "CONFIG_BOOT_ROM = y" >> config.mk ; \
		echo "... booting from 8-bit flash" ; \
	else \
		echo "CONFIG_BOOT_ROM = n" >> config.mk ; \
		echo "... booting from 64-bit flash" ; \
	fi; \
	echo "export CONFIG_BOOT_ROM" >> config.mk;

ep8248_config	\
ep8248E_config	:	unconfig
	@$(MKCONFIG) ep8248 ppc mpc8260 ep8248

ep8260_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 ep8260

ep82xxm_config:	unconfig
	@./mkconfig $(@:_config=) ppc mpc8260 ep82xxm

gw8260_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 gw8260

hymod_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 hymod

IDS8247_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 ids8247

IPHASE4539_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 iphase4539

ISPAN_config		\
ISPAN_REVB_config:	unconfig
	@mkdir -p $(obj)include
	@if [ "$(findstring _REVB_,$@)" ] ; then \
		echo "#define CFG_REV_B" > $(obj)include/config.h ; \
	fi
	@$(MKCONFIG) -a ISPAN ppc mpc8260 ispan

MPC8260ADS_config	\
MPC8260ADS_lowboot_config	\
MPC8260ADS_33MHz_config	\
MPC8260ADS_33MHz_lowboot_config	\
MPC8260ADS_40MHz_config	\
MPC8260ADS_40MHz_lowboot_config	\
MPC8272ADS_config	\
MPC8272ADS_lowboot_config	\
PQ2FADS_config		\
PQ2FADS_lowboot_config		\
PQ2FADS-VR_config	\
PQ2FADS-VR_lowboot_config	\
PQ2FADS-ZU_config	\
PQ2FADS-ZU_lowboot_config	\
PQ2FADS-ZU_66MHz_config	\
PQ2FADS-ZU_66MHz_lowboot_config	\
	:		unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/mpc8260ads
	$(if $(findstring PQ2FADS,$@), \
	@echo "#define CONFIG_ADSTYPE CFG_PQ2FADS" > $(obj)include/config.h, \
	@echo "#define CONFIG_ADSTYPE CFG_"$(subst MPC,,$(word 1,$(subst _, ,$@))) > $(obj)include/config.h)
	$(if $(findstring MHz,$@), \
	@echo "#define CONFIG_8260_CLKIN" $(subst MHz,,$(word 2,$(subst _, ,$@)))"000000" >> $(obj)include/config.h, \
	$(if $(findstring VR,$@), \
	@echo "#define CONFIG_8260_CLKIN 66000000" >> $(obj)include/config.h))
	@[ -z "$(findstring lowboot_,$@)" ] || \
		{ echo "TEXT_BASE = 0xFF800000" >$(obj)board/mpc8260ads/config.tmp ; \
		  echo "... with lowboot configuration" ; \
		}
	@$(MKCONFIG) -a MPC8260ADS ppc mpc8260 mpc8260ads

MPC8266ADS_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 mpc8266ads

# PM825/PM826 default configuration:  small (= 8 MB) Flash / boot from 64-bit flash
PM825_config	\
PM825_ROMBOOT_config	\
PM825_BIGFLASH_config	\
PM825_ROMBOOT_BIGFLASH_config	\
PM826_config	\
PM826_ROMBOOT_config	\
PM826_BIGFLASH_config	\
PM826_ROMBOOT_BIGFLASH_config:	unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/pm826
	@if [ "$(findstring PM825_,$@)" ] ; then \
		echo "#define CONFIG_PCI"	>$(obj)include/config.h ; \
	else \
		>$(obj)include/config.h ; \
	fi
	@if [ "$(findstring _ROMBOOT_,$@)" ] ; then \
		echo "... booting from 8-bit flash" ; \
		echo "#define CONFIG_BOOT_ROM" >>$(obj)include/config.h ; \
		echo "TEXT_BASE = 0xFF800000" >$(obj)board/pm826/config.tmp ; \
		if [ "$(findstring _BIGFLASH_,$@)" ] ; then \
			echo "... with 32 MB Flash" ; \
			echo "#define CONFIG_FLASH_32MB" >>$(obj)include/config.h ; \
		fi; \
	else \
		echo "... booting from 64-bit flash" ; \
		if [ "$(findstring _BIGFLASH_,$@)" ] ; then \
			echo "... with 32 MB Flash" ; \
			echo "#define CONFIG_FLASH_32MB" >>$(obj)include/config.h ; \
			echo "TEXT_BASE = 0x40000000" >$(obj)board/pm826/config.tmp ; \
		else \
			echo "TEXT_BASE = 0xFF000000" >$(obj)board/pm826/config.tmp ; \
		fi; \
	fi
	@$(MKCONFIG) -a PM826 ppc mpc8260 pm826

PM828_config	\
PM828_PCI_config	\
PM828_ROMBOOT_config	\
PM828_ROMBOOT_PCI_config:	unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/pm826
	@if [ "$(findstring _PCI_,$@)" ] ; then \
		echo "#define CONFIG_PCI"  >>$(obj)include/config.h ; \
		echo "... with PCI enabled" ; \
	else \
		>$(obj)include/config.h ; \
	fi
	@if [ "$(findstring _ROMBOOT_,$@)" ] ; then \
		echo "... booting from 8-bit flash" ; \
		echo "#define CONFIG_BOOT_ROM" >>$(obj)include/config.h ; \
		echo "TEXT_BASE = 0xFF800000" >$(obj)board/pm826/config.tmp ; \
	fi
	@$(MKCONFIG) -a PM828 ppc mpc8260 pm828

ppmc8260_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 ppmc8260

Rattler8248_config	\
Rattler_config:		unconfig
	@mkdir -p $(obj)include
	$(if $(findstring 8248,$@), \
	@echo "#define CONFIG_MPC8248" > $(obj)include/config.h)
	@$(MKCONFIG) -a Rattler ppc mpc8260 rattler

RPXsuper_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 rpxsuper

rsdproto_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 rsdproto

sacsng_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 sacsng

sbc8260_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 sbc8260

SCM_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 SCM siemens

TQM8255_AA_config \
TQM8260_AA_config \
TQM8260_AB_config \
TQM8260_AC_config \
TQM8260_AD_config \
TQM8260_AE_config \
TQM8260_AF_config \
TQM8260_AG_config \
TQM8260_AH_config \
TQM8260_AI_config \
TQM8265_AA_config:  unconfig
	@mkdir -p $(obj)include
	@case "$@" in \
	TQM8255_AA_config) CTYPE=MPC8255; CFREQ=300; CACHE=no;	BMODE=8260;;  \
	TQM8260_AA_config) CTYPE=MPC8260; CFREQ=200; CACHE=no;	BMODE=8260;; \
	TQM8260_AB_config) CTYPE=MPC8260; CFREQ=200; CACHE=yes;	BMODE=60x;;  \
	TQM8260_AC_config) CTYPE=MPC8260; CFREQ=200; CACHE=yes;	BMODE=60x;;  \
	TQM8260_AD_config) CTYPE=MPC8260; CFREQ=300; CACHE=no;	BMODE=60x;;  \
	TQM8260_AE_config) CTYPE=MPC8260; CFREQ=266; CACHE=no;	BMODE=8260;; \
	TQM8260_AF_config) CTYPE=MPC8260; CFREQ=300; CACHE=no;	BMODE=60x;;  \
	TQM8260_AG_config) CTYPE=MPC8260; CFREQ=300; CACHE=no;	BMODE=8260;; \
	TQM8260_AH_config) CTYPE=MPC8260; CFREQ=300; CACHE=yes;	BMODE=60x;;  \
	TQM8260_AI_config) CTYPE=MPC8260; CFREQ=300; CACHE=no;	BMODE=60x;;  \
	TQM8265_AA_config) CTYPE=MPC8265; CFREQ=300; CACHE=no;	BMODE=60x;;  \
	esac; \
	>$(obj)include/config.h ; \
	if [ "$${CTYPE}" != "MPC8260" ] ; then \
		echo "#define CONFIG_$${CTYPE}"	>>$(obj)include/config.h ; \
	fi; \
	echo "#define CONFIG_$${CFREQ}MHz"	>>$(obj)include/config.h ; \
	echo "... with $${CFREQ}MHz system clock" ; \
	if [ "$${CACHE}" == "yes" ] ; then \
		echo "#define CONFIG_L2_CACHE"	>>$(obj)include/config.h ; \
		echo "... with L2 Cache support" ; \
	else \
		echo "#undef CONFIG_L2_CACHE"	>>$(obj)include/config.h ; \
		echo "... without L2 Cache support" ; \
	fi; \
	if [ "$${BMODE}" == "60x" ] ; then \
		echo "#define CONFIG_BUSMODE_60x" >>$(obj)include/config.h ; \
		echo "... with 60x Bus Mode" ; \
	else \
		echo "#undef CONFIG_BUSMODE_60x"  >>$(obj)include/config.h ; \
		echo "... without 60x Bus Mode" ; \
	fi
	@$(MKCONFIG) -a TQM8260 ppc mpc8260 tqm8260

VoVPN-GW_66MHz_config	\
VoVPN-GW_100MHz_config:		unconfig
	@mkdir -p $(obj)include
	@echo "#define CONFIG_CLKIN_$(word 2,$(subst _, ,$@))" > $(obj)include/config.h
	@$(MKCONFIG) -a VoVPN-GW ppc mpc8260 vovpn-gw funkwerk

ZPC1900_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc8260 zpc1900

#########################################################################
## Coldfire
#########################################################################

cobra5272_config :		unconfig
	@$(MKCONFIG) $(@:_config=) m68k mcf52x2 cobra5272

EB+MCF-EV123_config :		unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/BuS/EB+MCF-EV123
	@ >$(obj)include/config.h
	@echo "TEXT_BASE = 0xFFE00000"|tee $(obj)board/BuS/EB+MCF-EV123/textbase.mk
	@$(MKCONFIG) EB+MCF-EV123 m68k mcf52x2 EB+MCF-EV123 BuS

EB+MCF-EV123_internal_config :	unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/BuS/EB+MCF-EV123
	@ >$(obj)include/config.h
	@echo "TEXT_BASE = 0xF0000000"|tee $(obj)board/BuS/EB+MCF-EV123/textbase.mk
	@$(MKCONFIG) EB+MCF-EV123 m68k mcf52x2 EB+MCF-EV123 BuS

M5271EVB_config :		unconfig
	@$(MKCONFIG) $(@:_config=) m68k mcf52x2 m5271evb

M5272C3_config :		unconfig
	@$(MKCONFIG) $(@:_config=) m68k mcf52x2 m5272c3

M5282EVB_config :		unconfig
	@$(MKCONFIG) $(@:_config=) m68k mcf52x2 m5282evb

TASREG_config :		unconfig
	@$(MKCONFIG) $(@:_config=) m68k mcf52x2 tasreg esd

r5200_config :		unconfig
	@$(MKCONFIG) $(@:_config=) m68k mcf52x2 r5200

#########################################################################
## MPC83xx Systems
#########################################################################

MPC8349ADS_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc83xx mpc8349ads

TQM834x_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc83xx tqm834x

MPC8349EMDS_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc83xx mpc8349emds

#########################################################################
## MPC85xx Systems
#########################################################################

MPC8540ADS_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc85xx mpc8540ads

MPC8540EVAL_config \
MPC8540EVAL_33_config \
MPC8540EVAL_66_config \
MPC8540EVAL_33_slave_config \
MPC8540EVAL_66_slave_config:      unconfig
	@mkdir -p $(obj)include
	@echo "" >$(obj)include/config.h ; \
	if [ "$(findstring _33_,$@)" ] ; then \
		echo -n "... 33 MHz PCI" ; \
	else \
		echo "#define CONFIG_SYSCLK_66M" >>$(obj)include/config.h ; \
		echo -n "... 66 MHz PCI" ; \
	fi ; \
	if [ "$(findstring _slave_,$@)" ] ; then \
		echo "#define CONFIG_PCI_SLAVE" >>$(obj)include/config.h ; \
		echo " slave" ; \
	else \
		echo " host" ; \
	fi
	@$(MKCONFIG) -a MPC8540EVAL ppc mpc85xx mpc8540eval

MPC8560ADS_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc85xx mpc8560ads

MPC8541CDS_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc85xx mpc8541cds cds

MPC8548CDS_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc85xx mpc8548cds cds

MPC8555CDS_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc85xx mpc8555cds cds

PM854_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc85xx pm854

PM856_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc85xx pm856

sbc8540_config \
sbc8540_33_config \
sbc8540_66_config:	unconfig
	@mkdir -p $(obj)include
	@if [ "$(findstring _66_,$@)" ] ; then \
		echo "#define CONFIG_PCI_66"	>>$(obj)include/config.h ; \
		echo "... 66 MHz PCI" ; \
	else \
		>$(obj)include/config.h ; \
		echo "... 33 MHz PCI" ; \
	fi
	@$(MKCONFIG) -a SBC8540 ppc mpc85xx sbc8560

sbc8560_config \
sbc8560_33_config \
sbc8560_66_config:      unconfig
	@mkdir -p $(obj)include
	@if [ "$(findstring _66_,$@)" ] ; then \
		echo "#define CONFIG_PCI_66"	>>$(obj)include/config.h ; \
		echo "... 66 MHz PCI" ; \
	else \
		>$(obj)include/config.h ; \
		echo "... 33 MHz PCI" ; \
	fi
	@$(MKCONFIG) -a sbc8560 ppc mpc85xx sbc8560

stxgp3_config:		unconfig
	@$(MKCONFIG) $(@:_config=) ppc mpc85xx stxgp3

TQM8540_config		\
TQM8541_config		\
TQM8555_config		\
TQM8560_config:		unconfig
	@mkdir -p $(obj)include
	@CTYPE=$(subst TQM,,$(@:_config=)); \
	>$(obj)include/config.h ; \
	echo "... TQM"$${CTYPE}; \
	echo "#define CONFIG_MPC$${CTYPE}">>$(obj)include/config.h; \
	echo "#define CONFIG_TQM$${CTYPE}">>$(obj)include/config.h; \
	echo "#define CONFIG_HOSTNAME tqm$${CTYPE}">>$(obj)include/config.h; \
	echo "#define CONFIG_BOARDNAME \"TQM$${CTYPE}\"">>$(obj)include/config.h; \
	echo "#define CFG_BOOTFILE \"bootfile=/tftpboot/tqm$${CTYPE}/uImage\0\"">>$(obj)include/config.h
	@$(MKCONFIG) -a TQM85xx ppc mpc85xx tqm85xx

#########################################################################
## MPC86xx Systems
#########################################################################

MPC8641HPCN_config:    unconfig
	@./mkconfig $(@:_config=) ppc mpc86xx mpc8641hpcn


#########################################################################
## 74xx/7xx Systems
#########################################################################

AmigaOneG3SE_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc 74xx_7xx AmigaOneG3SE MAI

BAB7xx_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc 74xx_7xx bab7xx eltec

CPCI750_config:        unconfig
	@$(MKCONFIG) CPCI750 ppc 74xx_7xx cpci750 esd

DB64360_config:  unconfig
	@$(MKCONFIG) DB64360 ppc 74xx_7xx db64360 Marvell

DB64460_config:  unconfig
	@$(MKCONFIG) DB64460 ppc 74xx_7xx db64460 Marvell

ELPPC_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc 74xx_7xx elppc eltec

EVB64260_config	\
EVB64260_750CX_config:	unconfig
	@$(MKCONFIG) EVB64260 ppc 74xx_7xx evb64260

P3G4_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc 74xx_7xx evb64260

PCIPPC2_config \
PCIPPC6_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc 74xx_7xx pcippc2

ZUMA_config:	unconfig
	@$(MKCONFIG) $(@:_config=) ppc 74xx_7xx evb64260

ppmc7xx_config: unconfig
	@$(MKCONFIG) $(@:_config=) ppc 74xx_7xx ppmc7xx

#========================================================================
# ARM
#========================================================================
#########################################################################
## StrongARM Systems
#########################################################################

assabet_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm sa1100 assabet

dnp1110_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm sa1100 dnp1110

gcplus_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm sa1100 gcplus

lart_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm sa1100 lart

shannon_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm sa1100 shannon

#########################################################################
## ARM92xT Systems
#########################################################################

xtract_trab = $(subst _bigram,,$(subst _bigflash,,$(subst _old,,$(subst _config,,$1))))

xtract_omap1610xxx = $(subst _cs0boot,,$(subst _cs3boot,,$(subst _cs_autoboot,,$(subst _config,,$1))))

xtract_omap730p2 = $(subst _cs0boot,,$(subst _cs3boot,, $(subst _config,,$1)))

at91rm9200dk_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t at91rm9200dk NULL at91rm9200

cmc_pu2_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t cmc_pu2 NULL at91rm9200

csb637_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t csb637 NULL at91rm9200

mp2usb_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t mp2usb NULL at91rm9200


########################################################################
## ARM Integrator boards - see doc/README-integrator for more info.
integratorap_config	\
ap_config		\
ap966_config		\
ap922_config		\
ap922_XA10_config	\
ap7_config		\
ap720t_config  		\
ap920t_config		\
ap926ejs_config		\
ap946es_config: unconfig
	@board/integratorap/split_by_variant.sh $@

integratorcp_config	\
cp_config		\
cp920t_config		\
cp926ejs_config		\
cp946es_config		\
cp1136_config		\
cp966_config		\
cp922_config		\
cp922_XA10_config	\
cp1026_config: unconfig
	@board/integratorcp/split_by_variant.sh $@

kb9202_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t kb9202 NULL at91rm9200

lpd7a400_config \
lpd7a404_config:	unconfig
	@$(MKCONFIG) $(@:_config=) arm lh7a40x lpd7a40x

mx1ads_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t mx1ads NULL imx

mx1fs2_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t mx1fs2 NULL imx

netstar_32_config	\
netstar_config:		unconfig
	@mkdir -p $(obj)include
	@if [ "$(findstring _32_,$@)" ] ; then \
		echo "... 32MB SDRAM" ; \
		echo "#define PHYS_SDRAM_1_SIZE SZ_32M" >>$(obj)include/config.h ; \
	else \
		echo "... 64MB SDRAM" ; \
		echo "#define PHYS_SDRAM_1_SIZE SZ_64M" >>$(obj)include/config.h ; \
	fi
	@$(MKCONFIG) -a netstar arm arm925t netstar

omap1510inn_config :	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm925t omap1510inn

omap5912osk_config :	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm926ejs omap5912osk NULL omap

omap1610inn_config \
omap1610inn_cs0boot_config \
omap1610inn_cs3boot_config \
omap1610inn_cs_autoboot_config \
omap1610h2_config \
omap1610h2_cs0boot_config \
omap1610h2_cs3boot_config \
omap1610h2_cs_autoboot_config:	unconfig
	@mkdir -p $(obj)include
	@if [ "$(findstring _cs0boot_, $@)" ] ; then \
		echo "#define CONFIG_CS0_BOOT" >> .$(obj)/include/config.h ; \
		echo "... configured for CS0 boot"; \
	elif [ "$(findstring _cs_autoboot_, $@)" ] ; then \
		echo "#define CONFIG_CS_AUTOBOOT" >> $(obj)./include/config.h ; \
		echo "... configured for CS_AUTO boot"; \
	else \
		echo "#define CONFIG_CS3_BOOT" >> $(obj)./include/config.h ; \
		echo "... configured for CS3 boot"; \
	fi;
	@$(MKCONFIG) -a $(call xtract_omap1610xxx,$@) arm arm926ejs omap1610inn NULL omap

omap730p2_config \
omap730p2_cs0boot_config \
omap730p2_cs3boot_config :	unconfig
	@mkdir -p $(obj)include
	@if [ "$(findstring _cs0boot_, $@)" ] ; then \
		echo "#define CONFIG_CS0_BOOT" >> $(obj)include/config.h ; \
		echo "... configured for CS0 boot"; \
	else \
		echo "#define CONFIG_CS3_BOOT" >> $(obj)include/config.h ; \
		echo "... configured for CS3 boot"; \
	fi;
	@$(MKCONFIG) -a $(call xtract_omap730p2,$@) arm arm926ejs omap730p2 NULL omap

sbc2410x_config: unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t sbc2410x NULL s3c24x0

scb9328_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t scb9328 NULL imx

smdk2400_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t smdk2400 NULL s3c24x0

smdk2410_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t smdk2410 NULL s3c24x0

100ask24x0_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t 100ask24x0 NULL s3c24x0
#  make 100ask24x0_config 实际执行的是
#	./mkconfig 100ask24x0 arm arm920t 100ask24x0 NULL s3c24x0
#	@$(MKCONFIG) = ./mkconfig
#	$(@:_config=) = 100ask24x0 
#
	
SX1_config :		unconfig
	@$(MKCONFIG) $(@:_config=) arm arm925t sx1

# TRAB default configuration:	8 MB Flash, 32 MB RAM
trab_config \
trab_bigram_config \
trab_bigflash_config \
trab_old_config:	unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/trab
	@ >$(obj)include/config.h
	@[ -z "$(findstring _bigram,$@)" ] || \
		{ echo "#define CONFIG_FLASH_8MB"  >>$(obj)include/config.h ; \
		  echo "#define CONFIG_RAM_32MB"   >>$(obj)include/config.h ; \
		  echo "... with 8 MB Flash, 32 MB RAM" ; \
		}
	@[ -z "$(findstring _bigflash,$@)" ] || \
		{ echo "#define CONFIG_FLASH_16MB" >>$(obj)include/config.h ; \
		  echo "#define CONFIG_RAM_16MB"   >>$(obj)include/config.h ; \
		  echo "... with 16 MB Flash, 16 MB RAM" ; \
		  echo "TEXT_BASE = 0x0CF40000" >$(obj)board/trab/config.tmp ; \
		}
	@[ -z "$(findstring _old,$@)" ] || \
		{ echo "#define CONFIG_FLASH_8MB"  >>$(obj)include/config.h ; \
		  echo "#define CONFIG_RAM_16MB"   >>$(obj)include/config.h ; \
		  echo "... with 8 MB Flash, 16 MB RAM" ; \
		  echo "TEXT_BASE = 0x0CF40000" >$(obj)board/trab/config.tmp ; \
		}
	@$(MKCONFIG) -a $(call xtract_trab,$@) arm arm920t trab NULL s3c24x0

VCMA9_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t vcma9 mpl s3c24x0

#========================================================================
# ARM supplied Versatile development boards
#========================================================================
versatile_config	\
versatileab_config	\
versatilepb_config :	unconfig
	@board/versatile/split_by_variant.sh $@

voiceblue_smallflash_config	\
voiceblue_config:	unconfig
	@mkdir -p $(obj)include
	@mkdir -p $(obj)board/voiceblue
	@if [ "$(findstring _smallflash_,$@)" ] ; then \
		echo "... boot from lower flash bank" ; \
		echo "#define VOICEBLUE_SMALL_FLASH" >>$(obj)include/config.h ; \
		echo "VOICEBLUE_SMALL_FLASH=y" >$(obj)board/voiceblue/config.tmp ; \
	else \
		echo "... boot from upper flash bank" ; \
		>$(obj)include/config.h ; \
		echo "VOICEBLUE_SMALL_FLASH=n" >$(obj)board/voiceblue/config.tmp ; \
	fi
	@$(MKCONFIG) -a voiceblue arm arm925t voiceblue

cm4008_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t cm4008 NULL ks8695

cm41xx_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm920t cm41xx NULL ks8695

gth2_config		: 	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@echo "#define CONFIG_GTH2 1" >>$(obj)include/config.h
	@$(MKCONFIG) -a gth2 mips mips gth2

#########################################################################
## S3C44B0 Systems
#########################################################################

B2_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm s3c44b0 B2 dave

#########################################################################
## ARM720T Systems
#########################################################################

armadillo_config:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm720t armadillo

ep7312_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm720t ep7312

impa7_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm720t impa7

modnet50_config :	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm720t modnet50

evb4510_config :	unconfig
	@$(MKCONFIG) $(@:_config=) arm arm720t evb4510

#########################################################################
## XScale Systems
#########################################################################

adsvix_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa adsvix

cerf250_config :	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa cerf250

cradle_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa cradle

csb226_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa csb226

delta_config :
	@$(MKCONFIG) $(@:_config=) arm pxa delta

innokom_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa innokom

ixdp425_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm ixp ixdp425

ixdpg425_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm ixp ixdp425

lubbock_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa lubbock

pleb2_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa pleb2

logodl_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa logodl

pdnb3_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm ixp pdnb3 prodrive

pxa255_idp_config:	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa pxa255_idp

wepep250_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa wepep250

xaeniax_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa xaeniax

xm250_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa xm250

xsengine_config :	unconfig
	@$(MKCONFIG) $(@:_config=) arm pxa xsengine

zylonite_config :
	@$(MKCONFIG) $(@:_config=) arm pxa zylonite

#########################################################################
## ARM1136 Systems
#########################################################################
omap2420h4_config :    unconfig
	@$(MKCONFIG) $(@:_config=) arm arm1136 omap2420h4

#========================================================================
# i386
#========================================================================
#########################################################################
## AMD SC520 CDP
#########################################################################
sc520_cdp_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) i386 i386 sc520_cdp

sc520_spunk_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) i386 i386 sc520_spunk

sc520_spunk_rel_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) i386 i386 sc520_spunk

#========================================================================
# MIPS
#========================================================================
#########################################################################
## MIPS32 4Kc
#########################################################################

xtract_incaip = $(subst _100MHz,,$(subst _133MHz,,$(subst _150MHz,,$(subst _config,,$1))))

incaip_100MHz_config	\
incaip_133MHz_config	\
incaip_150MHz_config	\
incaip_config: unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring _100MHz,$@)" ] || \
		{ echo "#define CPU_CLOCK_RATE 100000000" >>$(obj)include/config.h ; \
		  echo "... with 100MHz system clock" ; \
		}
	@[ -z "$(findstring _133MHz,$@)" ] || \
		{ echo "#define CPU_CLOCK_RATE 133000000" >>$(obj)include/config.h ; \
		  echo "... with 133MHz system clock" ; \
		}
	@[ -z "$(findstring _150MHz,$@)" ] || \
		{ echo "#define CPU_CLOCK_RATE 150000000" >>$(obj)include/config.h ; \
		  echo "... with 150MHz system clock" ; \
		}
	@$(MKCONFIG) -a $(call xtract_incaip,$@) mips mips incaip

tb0229_config: unconfig
	@$(MKCONFIG) $(@:_config=) mips mips tb0229

#########################################################################
## MIPS32 AU1X00
#########################################################################
dbau1000_config		: 	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@echo "#define CONFIG_DBAU1000 1" >>$(obj)include/config.h
	@$(MKCONFIG) -a dbau1x00 mips mips dbau1x00

dbau1100_config		: 	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@echo "#define CONFIG_DBAU1100 1" >>$(obj)include/config.h
	@$(MKCONFIG) -a dbau1x00 mips mips dbau1x00

dbau1500_config		: 	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@echo "#define CONFIG_DBAU1500 1" >>$(obj)include/config.h
	@$(MKCONFIG) -a dbau1x00 mips mips dbau1x00

dbau1550_config		:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@echo "#define CONFIG_DBAU1550 1" >>$(obj)include/config.h
	@$(MKCONFIG) -a dbau1x00 mips mips dbau1x00

dbau1550_el_config	:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@echo "#define CONFIG_DBAU1550 1" >>$(obj)include/config.h
	@$(MKCONFIG) -a dbau1x00 mips mips dbau1x00

pb1000_config		: 	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@echo "#define CONFIG_PB1000 1" >>$(obj)include/config.h
	@$(MKCONFIG) -a pb1x00 mips mips pb1x00

#########################################################################
## MIPS64 5Kc
#########################################################################

purple_config :		unconfig
	@$(MKCONFIG) $(@:_config=) mips mips purple

#========================================================================
# Nios
#========================================================================
#########################################################################
## Nios32
#########################################################################

DK1C20_safe_32_config		\
DK1C20_standard_32_config	\
DK1C20_config:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring _safe_32,$@)" ] || \
		{ echo "#define CONFIG_NIOS_SAFE_32 1" >>$(obj)include/config.h ; \
		  echo "... NIOS 'safe_32' configuration" ; \
		}
	@[ -z "$(findstring _standard_32,$@)" ] || \
		{ echo "#define CONFIG_NIOS_STANDARD_32 1" >>$(obj)include/config.h ; \
		  echo "... NIOS 'standard_32' configuration" ; \
		}
	@[ -z "$(findstring DK1C20_config,$@)" ] || \
		{ echo "#define CONFIG_NIOS_STANDARD_32 1" >>$(obj)include/config.h ; \
		  echo "... NIOS 'standard_32' configuration (DEFAULT)" ; \
		}
	@$(MKCONFIG) -a DK1C20 nios nios dk1c20 altera

DK1S10_safe_32_config		\
DK1S10_standard_32_config	\
DK1S10_mtx_ldk_20_config	\
DK1S10_config:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring _safe_32,$@)" ] || \
		{ echo "#define CONFIG_NIOS_SAFE_32 1" >>$(obj)include/config.h ; \
		  echo "... NIOS 'safe_32' configuration" ; \
		}
	@[ -z "$(findstring _standard_32,$@)" ] || \
		{ echo "#define CONFIG_NIOS_STANDARD_32 1" >>$(obj)include/config.h ; \
		  echo "... NIOS 'standard_32' configuration" ; \
		}
	@[ -z "$(findstring _mtx_ldk_20,$@)" ] || \
		{ echo "#define CONFIG_NIOS_MTX_LDK_20 1" >>$(obj)include/config.h ; \
		  echo "... NIOS 'mtx_ldk_20' configuration" ; \
		}
	@[ -z "$(findstring DK1S10_config,$@)" ] || \
		{ echo "#define CONFIG_NIOS_STANDARD_32 1" >>$(obj)include/config.h ; \
		  echo "... NIOS 'standard_32' configuration (DEFAULT)" ; \
		}
	@$(MKCONFIG) -a DK1S10 nios nios dk1s10 altera

ADNPESC1_DNPEVA2_base_32_config	\
ADNPESC1_base_32_config		\
ADNPESC1_config: unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@[ -z "$(findstring _DNPEVA2,$@)" ] || \
		{ echo "#define CONFIG_DNPEVA2 1" >>$(obj)include/config.h ; \
		  echo "... DNP/EVA2 configuration" ; \
		}
	@[ -z "$(findstring _base_32,$@)" ] || \
		{ echo "#define CONFIG_NIOS_BASE_32 1" >>$(obj)include/config.h ; \
		  echo "... NIOS 'base_32' configuration" ; \
		}
	@[ -z "$(findstring ADNPESC1_config,$@)" ] || \
		{ echo "#define CONFIG_NIOS_BASE_32 1" >>$(obj)include/config.h ; \
		  echo "... NIOS 'base_32' configuration (DEFAULT)" ; \
		}
	@$(MKCONFIG) -a ADNPESC1 nios nios adnpesc1 ssv

#########################################################################
## Nios-II
#########################################################################

EP1C20_config : unconfig
	@$(MKCONFIG)  EP1C20 nios2 nios2 ep1c20 altera

EP1S10_config : unconfig
	@$(MKCONFIG)  EP1S10 nios2 nios2 ep1s10 altera

EP1S40_config : unconfig
	@$(MKCONFIG)  EP1S40 nios2 nios2 ep1s40 altera

PK1C20_config : unconfig
	@$(MKCONFIG)  PK1C20 nios2 nios2 pk1c20 psyent

PCI5441_config : unconfig
	@$(MKCONFIG)  PCI5441 nios2 nios2 pci5441 psyent

#========================================================================
# MicroBlaze
#========================================================================
#########################################################################
## Microblaze
#########################################################################
suzaku_config:	unconfig
	@mkdir -p $(obj)include
	@ >$(obj)include/config.h
	@echo "#define CONFIG_SUZAKU 1" >> $(obj)include/config.h
	@$(MKCONFIG) -a $(@:_config=) microblaze microblaze suzaku AtmarkTechno

#########################################################################
## Blackfin
#########################################################################
ezkit533_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) blackfin bf533 ezkit533

stamp_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) blackfin bf533 stamp

dspstamp_config	:	unconfig
	@$(MKCONFIG) $(@:_config=) blackfin bf533 dsp_stamp

#========================================================================
# AVR32
#========================================================================
#########################################################################
## AT32AP7xxx
#########################################################################

atstk1002_config	:	unconfig
	@./mkconfig $(@:_config=) avr32 at32ap atstk1000 atmel at32ap7000

#########################################################################
#########################################################################
#########################################################################

clean:
	find $(OBJTREE) -type f \
		\( -name 'core' -o -name '*.bak' -o -name '*~' \
		-o -name '*.o'  -o -name '*.a'  \) -print \
		| xargs rm -f
	rm -f $(obj)examples/hello_world $(obj)examples/timer \
	      $(obj)examples/eepro100_eeprom $(obj)examples/sched \
	      $(obj)examples/mem_to_mem_idma2intr $(obj)examples/82559_eeprom \
	      $(obj)examples/smc91111_eeprom $(obj)examples/interrupt \
	      $(obj)examples/test_burst
	rm -f $(obj)tools/img2srec $(obj)tools/mkimage $(obj)tools/envcrc \
		$(obj)tools/gen_eth_addr
	rm -f $(obj)tools/mpc86x_clk $(obj)tools/ncb
	rm -f $(obj)tools/easylogo/easylogo $(obj)tools/bmp_logo
	rm -f $(obj)tools/gdb/astest $(obj)tools/gdb/gdbcont $(obj)tools/gdb/gdbsend
	rm -f $(obj)tools/env/fw_printenv $(obj)tools/env/fw_setenv
	rm -f $(obj)board/cray/L1/bootscript.c $(obj)board/cray/L1/bootscript.image
	rm -f $(obj)board/netstar/eeprom $(obj)board/netstar/crcek $(obj)board/netstar/crcit
	rm -f $(obj)board/netstar/*.srec $(obj)board/netstar/*.bin
	rm -f $(obj)board/trab/trab_fkt $(obj)board/voiceblue/eeprom
	rm -f $(obj)board/integratorap/u-boot.lds $(obj)board/integratorcp/u-boot.lds
	rm -f $(obj)include/bmp_logo.h
	rm -f $(obj)nand_spl/u-boot-spl $(obj)nand_spl/u-boot-spl.map

clobber:	clean
	find $(OBJTREE) -type f \( -name .depend \
		-o -name '*.srec' -o -name '*.bin' -o -name u-boot.img \) \
		-print0 \
		| xargs -0 rm -f
	rm -f $(OBJS) $(obj)*.bak $(obj)ctags $(obj)etags $(obj)TAGS $(obj)include/version_autogenerated.h
	rm -fr $(obj)*.*~
	rm -f $(obj)u-boot $(obj)u-boot.map $(obj)u-boot.hex $(ALL)
	rm -f $(obj)tools/crc32.c $(obj)tools/environment.c $(obj)tools/env/crc32.c
	rm -f $(obj)tools/inca-swap-bytes $(obj)cpu/mpc824x/bedbug_603e.c
	rm -f $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
	[ ! -d $(OBJTREE)/nand_spl ] || find $(obj)nand_spl -lname "*" -print | xargs rm -f

ifeq ($(OBJTREE),$(SRCTREE))
mrproper \
distclean:	clobber unconfig
else
mrproper \
distclean:	clobber unconfig
	rm -rf $(OBJTREE)/*
endif

backup:
	F=`basename $(TOPDIR)` ; cd .. ; \
	gtar --force-local -zcvf `date "+$$F-%Y-%m-%d-%T.tar.gz"` $$F

#########################################################################

#include "s3c2440.h"
#include "my_printf.h"

void nand_init(void)
{
	/*设置NAND FLASH的时序*/
	NFCONF = (0<<12) | (1<<8) | (0<<4);
	/*使能NAND FLASH控制器,初始化ECC，禁止片选*/
	NFCONT = (1<<4) | (1<<1) | (1<<0);
}

/* 读状态 */
void read_state(void)
{
	while (!(NFSTAT & 1));
}


/*使能片选*/
void nand_select(void)
{
	NFCONT &=~(1<<1);
}

/*禁止片选*/
void nand_deselect(void)
{
	NFCONT |= (1<<1);
}

/* 发命令 */
void nand_cmd(unsigned char cmd)
{
	volatile int i;
	NFCMMD = cmd;
	for(i=0; i<10; i++);
	//read_state();
}

/* 发送地址 */
void nand_addr_byte(unsigned char addr)
{
	volatile int i;
	NFADDR = addr;
	for(i=0; i<10; i++);
	//read_state();
}

/* 读数据 */
unsigned char nand_read_data(void)
{
	return	NFDATA;
}

/* 写数据 */
void nand_write_data(unsigned char val)
{
	NFDATA = val;
}

void nand_chip_id(void)
{ 
	unsigned char buf[5]={0};
	
	nand_select(); 
	nand_cmd(0x90);
	nand_addr_byte(0x00);
	
	buf[0] = nand_read_data();
	buf[1] = nand_read_data();	
	buf[2] = nand_read_data();
	buf[3] = nand_read_data();
	buf[4] = nand_read_data();	
	nand_deselect(); 	

	printf("maker   id  = 0x%x\n\r",buf[0]);
	printf("device  id  = 0x%x\n\r",buf[1]);	
	printf("3rd byte    = 0x%x\n\r",buf[2]);		
	printf("4th byte    = 0x%x\n\r",buf[3]);			
	printf("page  size  = %d kb\n\r",1  <<  (buf[3] & 0x03));	
	printf("block size  = %d kb\n\r",64 << ((buf[3] >> 4) & 0x03));	
	printf("5th byte    = 0x%x\n\r",buf[4]);

	
}


void nand_read(unsigned int addr, unsigned char *buf, unsigned int len)
{
	int i = 0;
	int page = addr / 2048;	// 行/页
	int col  = addr & (2048 - 1); // 列地址
	
	nand_select(); 

	while (i < len)
	{
		/* 发出00h命令 */
		nand_cmd(00);

		/* 发出地址 */
		/* col addr */
		nand_addr_byte(col & 0xff);
		nand_addr_byte((col>>8) & 0xff);

		/* row/page addr */
		nand_addr_byte(page & 0xff);
		nand_addr_byte((page>>8) & 0xff);
		nand_addr_byte((page>>16) & 0xff);

		/* 发出30h命令 */
		nand_cmd(0x30);

		/* 等待就绪 */
		read_state();

		/* 读数据 */
		for (; (col < 2048) && (i < len); col++)
		{
			buf[i++] = nand_read_data();			
		}
		if (i == len)
			break;

		col = 0;
		page++;
		}
	
	nand_deselect(); 	
}


int nand_erase(unsigned int addr, unsigned int len)
{
	int page = addr / 2048;

	if (addr & (0x1FFFF))
	{
		printf("nand_erase err, addr is not block align\n\r");
		return -1;
	}
	
	if (len & (0x1FFFF))
	{
		printf("nand_erase err, len is not block align\n\r");
		return -1;
	}
	
	nand_select(); 

	while (1)
	{
		page = addr / 2048;
		
		nand_cmd(0x60);
		
		/* row/page addr */
		nand_addr_byte(page & 0xff);
		nand_addr_byte((page>>8) & 0xff);
		nand_addr_byte((page>>16) & 0xff);

		nand_cmd(0xD0);

		read_state();

		len -= (128*1024);
		if (len == 0)
			break;
		addr += (128*1024);
	}
	
	nand_deselect(); 	
	return 0;
}

void nand_write(unsigned int addr, unsigned char *buf, unsigned int len)
{
	int page = addr / 2048;
	int col  = addr & (2048 - 1);
	int i = 0;

	nand_select(); 

	while (1)
	{
		nand_cmd(0x80);

		/* 发出地址 */
		/* col addr */
		nand_addr_byte(col & 0xff);
		nand_addr_byte((col>>8) & 0xff);
		
		/* row/page addr */
		nand_addr_byte(page & 0xff);
		nand_addr_byte((page>>8) & 0xff);
		nand_addr_byte((page>>16) & 0xff);

		/* 发出数据 */
		for (; (col < 2048) && (i < len); )
		{
			nand_write_data(buf[i++]);
		}
		nand_cmd(0x10);
		read_state();

		if (i == len)
			break;
		else
		{
			/* 开始下一个循环page */
			col = 0;
			page++;
		}
		
	}
	
	nand_deselect(); 	
}

void do_read_nand_flash(void)
{
	unsigned int addr;
	volatile unsigned char *p;
	int i, j;
	unsigned char c;
	unsigned char str[16];
	unsigned char buf[64];
	
	/* 获得地址 */
	printf("Enter the address to read: ");
	addr = get_uint();

	nand_read(addr, buf, 64);
	p = (volatile unsigned char *)buf;

	printf("Data : \n\r");
	/* 长度固定为64 */
	for (i = 0; i < 4; i++)
	{
		/* 每行打印16个数据 */
		for (j = 0; j < 16; j++)
		{
			/* 先打印数值 */
			c = *p++;
			str[j] = c;
			printf("%02x ", c);
		}

		printf("   ; ");

		for (j = 0; j < 16; j++)
		{
			/* 后打印字符 */
			if (str[j] < 0x20 || str[j] > 0x7e)  /* 不可视字符 */
				putchar('.');
			else
				putchar(str[j]);
		}
		printf("\n\r");
	}
}

void do_erase_nand_flash(void)
{
	unsigned int addr;
	
	/* 获得地址 */
	printf("Enter the address of sector to erase: ");
	addr = get_uint();

	printf("erasing ...\n\r");
	nand_erase(addr, 128*1024);
}


void do_write_nand_flash(void)
{
	unsigned int addr;
	unsigned char str[100];
	int i, j;
	unsigned int val;
	
	/* 获得地址 */
	printf("Enter the address of sector to write: ");
	addr = get_uint();

	printf("Enter the string to write: ");
	gets(str);

	printf("writing ...\n\r");
	nand_write(addr, str, strlen(str)+1);

}


void nand_flash_test(void)
{
	char c;

	while (1)
	{
		/* 打印菜单, 供我们选择测试内容 */
		printf("[s] Scan nand flash\n\r");
		printf("[e] Erase nand flash\n\r");
		printf("[w] Write nand flash\n\r");
		printf("[r] Read nand flash\n\r");
		printf("[q] quit\n\r");
		printf("Enter selection: ");

		c = getchar();
		printf("%c\n\r", c);

		/* 测试内容:
		 * 1. 识别nand flash
		 * 2. 擦除nand flash某个扇区
		 * 3. 编写某个地址
		 * 4. 读某个地址
		 */
		switch (c)		 
		{
			case 'q':
			case 'Q':
				return;
				break;
				
			case 's':
			case 'S':
				nand_chip_id();
				break;

			case 'e':
			case 'E':
				do_erase_nand_flash();
				break;

			case 'w':
			case 'W':
				do_write_nand_flash();
				break;

			case 'r':
			case 'R':
				do_read_nand_flash();
				break;
			default:
				break;
		}
	}
}

#include "nand_flash.h"

/* 判断启动方式 */

int isBootFromNorFlash(void)
{
	volatile unsigned int *p = (volatile unsigned int *)0;
	unsigned int val = *p;

	*p = 0x12345678;
	if (*p == 0x12345678)
	{
		/* 写成功, 对应nand启动 */
		*p = val;
		return 0;
	}
	else
	{
		return 1;
	}
}

/* 根据不同的启动方式，从不同的位置拷贝代码到SDRAM */
void copy2sdram(void)
{
	/* 要从lds文件中获得 __code_start, __bss_start
	 * 然后从0地址把数据复制到__code_start
	 */

	extern int __code_start, __bss_start;

	volatile unsigned int *dest = (volatile unsigned int *)&__code_start;
	volatile unsigned int *end = (volatile unsigned int *)&__bss_start;
	volatile unsigned int *src = (volatile unsigned int *)0;
	
	int len;
	len = ((int)&__bss_start) - ((int)&__code_start);

	if (isBootFromNorFlash())
	{
		while (dest < end)
		{
			*dest++ = *src++;
		}
	}
	else
	{
		nand_init();
		nand_read(src, dest, len);
	}
}


/* 清除.bss段 */
void clean_bss(void)
{
	/* 要从lds文件中获得 __bss_start, _end
	 */
	extern int _end, __bss_start;

	volatile unsigned int *start = (volatile unsigned int *)&__bss_start;
	volatile unsigned int *end = (volatile unsigned int *)&_end;


	while (start <= end)
	{
		*start++ = 0;
	}
}

#include "norflash.h"
#include "my_printf.h"
#include "string_utils.h"


#define NOR_FLASH_BASE  0  /* jz2440, nor-->cs0, base addr = 0 */

/* Nor 初始化 */
void norflash_init(void)
{
	BANKCON0 = 0x0500;	//Tacc	0b101  80ns>70ns	访问时钟
}

/* 
 * 操作 nor flash 内部寄存器地址对应的是 nor flash 芯片上对应的地址线 bit0 - bit15 而不是 CPU的 地址线 
 * 而我们只能通过CPU的地址线来访问，由于物理接线是 CPU -> bit1  == nor flash -> bit0 详看原理图
 * 所以我们需要  (offset << 1) 这是访问的才是 nor flash 内部 寄存器
 *
 * 当我们要读写擦除数据时，对应的是CPU的地址线，不用左移，由于我们调用的是一个字函数，所以CPU地址需要右移一位，抵消子函数中的左移
 */
 
 
void nor_write_word(unsigned int base, unsigned int offset, unsigned int val)
{
	volatile unsigned short *p = (volatile unsigned short *)(base + (offset << 1));
	*p = val;
}

/* offset是基于NOR的角度看到 */
void nor_cmd(unsigned int offset, unsigned int cmd)
{
	nor_write_word(NOR_FLASH_BASE, offset, cmd);
}

unsigned int nor_read_word(unsigned int base, unsigned int offset)
{
	volatile unsigned short *p = (volatile unsigned short *)(base + (offset << 1));
	return *p;
}

unsigned int nor_dat(unsigned int offset)
{
	return nor_read_word(NOR_FLASH_BASE, offset);
}


void wait_ready(unsigned int addr)
{
	unsigned int val;
	unsigned int pre;

	pre = nor_dat(addr>>1);
	val = nor_dat(addr>>1);
	while ((val & (1<<6)) != (pre & (1<<6)))
	{
		pre = val;
		val = nor_dat(addr>>1);		
	}
}


/* 进入NOR FLASH的CFI模式
 * 读取各类信息
 */
void do_scan_nor_flash(void)
{
	char str[4];
	unsigned int size;
	int regions, i;
	int region_info_base;
	int block_addr, blocks, block_size, j;
	int cnt;

	int vendor, device;
	
	/* 打印厂家ID、设备ID */
	nor_cmd(0x555, 0xaa);    /* 解锁 */
	nor_cmd(0x2aa, 0x55); 
	nor_cmd(0x555, 0x90);    /* read id */
	vendor = nor_dat(0);
	device = nor_dat(1);
	nor_cmd(0, 0xf0);        /* reset */
	
	nor_cmd(0x55, 0x98);  /* 进入cfi模式 */

	str[0] = nor_dat(0x10);
	str[1] = nor_dat(0x11);
	str[2] = nor_dat(0x12);
	str[3] = '\0';
	printf("str = %s\n\r", str);

	/* 打印容量 */
	size = 1<<(nor_dat(0x27));
	printf("vendor id = 0x%x, device id = 0x%x, nor size = 0x%x, %dM\n\r", vendor, device, size, size/(1024*1024));

	/* 打印各个扇区的起始地址 */
	/* 名词解释:
	 *    erase block region : 里面含有1个或多个block, 它们的大小一样
	 * 一个nor flash含有1个或多个region
	 * 一个region含有1个或多个block(扇区)

	 * Erase block region information:
	 *    前2字节+1    : 表示该region有多少个block 
	 *    后2字节*256  : 表示block的大小
	 */

	regions = nor_dat(0x2c);
	region_info_base = 0x2d;
	block_addr = 0;
	printf("Block/Sector start Address:\n\r");
	cnt = 0;
	for (i = 0; i < regions; i++)
	{
		blocks = 1 + nor_dat(region_info_base) + (nor_dat(region_info_base+1)<<8);
		block_size = 256 * (nor_dat(region_info_base+2) + (nor_dat(region_info_base+3)<<8));
		region_info_base += 4;

//		printf("\n\rregion %d, blocks = %d, block_size = 0x%x, block_addr = 0x%x\n\r", i, blocks, block_size, block_addr);

		for (j = 0; j < blocks; j++)
		{
			/* 打印每个block的起始地址 */
			//printf("0x%08x ", block_addr);
			printHex(block_addr);
			putchar(' ');
			cnt++;
			block_addr += block_size;
			if (cnt % 5 == 0)
				printf("\n\r");
		}
	}
	printf("\n\r");
	/* 退出CFI模式 */
	nor_cmd(0, 0xf0);
}

void do_erase_nor_flash(void)
{
	unsigned int addr;
	
	/* 获得地址 */
	printf("Enter the address of sector to erase: ");
	addr = get_uint();

	printf("erasing ...\n\r");
	nor_cmd(0x555, 0xaa);    /* 解锁 */
	nor_cmd(0x2aa, 0x55); 
	nor_cmd(0x555, 0x80);	 /* erase sector */
	
	nor_cmd(0x555, 0xaa);    /* 解锁 */
	nor_cmd(0x2aa, 0x55); 
	nor_cmd(addr>>1, 0x30);	 /* 发出扇区地址 */
	wait_ready(addr);
}

void do_write_nor_flash(void)
{
	unsigned int addr;
	unsigned char str[100];
	int i, j;
	unsigned int val;
	
	/* 获得地址 */
	printf("Enter the address of sector to write: ");
	addr = get_uint();

	printf("Enter the string to write: ");
	gets(str);

	printf("writing ...\n\r");

	/* str[0],str[1]==>16bit 
	 * str[2],str[3]==>16bit 
	 */
	i = 0;
	j = 1;
	while (str[i] && str[j])
	{
		val = str[i] + (str[j]<<8);
		
		/* 烧写 */
		nor_cmd(0x555, 0xaa);	 /* 解锁 */
		nor_cmd(0x2aa, 0x55); 
		nor_cmd(0x555, 0xa0);	 /* program */
		nor_cmd(addr>>1, val);
		/* 等待烧写完成 : 读数据, Q6无变化时表示结束 */
		wait_ready(addr);

		i += 2;
		j += 2;
		addr += 2;
	}

	val = str[i];
	/* 烧写 */
	nor_cmd(0x555, 0xaa);	 /* 解锁 */
	nor_cmd(0x2aa, 0x55); 
	nor_cmd(0x555, 0xa0);	 /* program */
	nor_cmd(addr>>1, val);
	/* 等待烧写完成 : 读数据, Q6无变化时表示结束 */
	wait_ready(addr);
}
void do_read_nor_flash(void)
{
	unsigned int addr;
	volatile unsigned char *p;
	int i, j;
	unsigned char c;
	unsigned char str[16];
	
	/* 获得地址 */
	printf("Enter the address to read: ");
	addr = get_uint();

	p = (volatile unsigned char *)addr;

	printf("Data : \n\r");
	/* 长度固定为64 */
	for (i = 0; i < 4; i++)
	{
		/* 每行打印16个数据 */
		for (j = 0; j < 16; j++)
		{
			/* 先打印数值 */
			c = *p++;
			str[j] = c;
			printf("%02x ", c);
		}

		printf("   ; ");

		for (j = 0; j < 16; j++)
		{
			/* 后打印字符 */
			if (str[j] < 0x20 || str[j] > 0x7e)  /* 不可视字符 */
				putchar('.');
			else
				putchar(str[j]);
		}
		printf("\n\r");
	}
}

void nor_flash_test(void)
{
	char c;

	while (1)
	{
		/* 打印菜单, 供我们选择测试内容 */
		printf("[s] Scan nor flash\n\r");
		printf("[e] Erase nor flash\n\r");
		printf("[w] Write nor flash\n\r");
		printf("[r] Read nor flash\n\r");
		printf("[q] quit\n\r");
		printf("Enter selection: ");

		c = getchar();
		printf("%c\n\r", c);

		/* 测试内容:
		 * 1. 识别nor flash
		 * 2. 擦除nor flash某个扇区
		 * 3. 编写某个地址
		 * 4. 读某个地址
		 */
		switch (c)		 
		{
			case 'q':
			case 'Q':
				return;
				break;
				
			case 's':
			case 'S':
				do_scan_nor_flash();
				break;

			case 'e':
			case 'E':
				do_erase_nor_flash();
				break;

			case 'w':
			case 'W':
				do_write_nor_flash();
				break;

			case 'r':
			case 'R':
				do_read_nor_flash();
				break;
			default:
				break;
		}
	}
}

typedef void(*irq_func)(int);
irq_func irq_array[32];	//函数指针数组

/* 注册函数 */
void register_irq(int irq, irq_func fp)
{
	irq_array[irq] = fp;//注册函数

	INTMSK &= ~(1<<irq);//使能中断
}

void handle_irq(void)
{
	/* 分辨中断源 */
	int bit = INTOFFSET;

	/* 调用对应的处理函数 */
	irq_array[bit](bit);

	/* 清中断 : 从源头开始清 */
	SRCPND = (1<<bit);
	INTPND = (1<<bit);	
}


void timer_irq(void)
{
	/* 中断处理函数 */

}


/* 定时器0初始化 */
void timer_init(void)
{
	/* 设置TIMER0的时钟 */
	/* Timer clk = PCLK / {prescaler value+1} / {divider value} 
	             = 50000000/(99+1)/16
	             = 31250
	 */
	TCFG0 = 99;  /* Prescaler 0 = 99, 用于timer0,1 */
	TCFG1 &= ~0xf;
	TCFG1 |= 3;  /* MUX0 : 1/16 */

	/* 设置TIMER0的初值 */
	TCNTB0 = 15625;  /* 0.5s中断一次 */

	/* 加载初值, 启动timer0 */
	TCON |= (1<<1);   /* Update from TCNTB0 & TCMPB0 */

	/* 设置为自动加载并启动 */
	TCON &= ~(1<<1);
	TCON |= (1<<0) | (1<<3);  /* bit0: start, bit3: auto reload */

	/* 设置中断 */
	register_irq(10, timer_irq); 
}

_start:
	b reset  /* vector 0 : reset */
	b do_und /* vector 4 : und */

do_und:
	/* 执行到这里之前:
	 * 1. lr_und保存有被中断模式中的下一条即将执行的指令的地址
	 * 2. SPSR_und保存有被中断模式的CPSR
	 * 3. CPSR中的M4-M0被设置为11011, 进入到und模式
	 * 4. 跳到0x4的地方执行程序 
	 */

	/* sp_und未设置, 先设置它 */
	ldr sp, =0x34000000

	/* 在und异常处理函数中有可能会修改r0-r12, 所以先保存 */
	/* lr是异常处理完后的返回地址, 也要保存 */
	stmdb sp!, {r0-r12, lr}  
	
	/* 保存现场 */
	/* 处理und异常 */
	mrs r0, cpsr
	ldr r1, =und_string
	bl printException
	
	/* 恢复现场 */
	ldmia sp!, {r0-r12, pc}^  /* ^会把spsr的值恢复到cpsr里 */
	
und_string:
	.string "undefined instruction exception"

.align 4	/* 这里要加上4k 对齐 否则上面und_string数据段的长度会影响程序的正确执行 */

reset:
	/* 关闭看门狗 */
	ldr r0, =0x53000000
	ldr r1, =0
	str r1, [r0]
	略……

.text
.global _start

_start:
	b reset  /* vector 0 : reset */
	ldr pc, und_addr /* vector 4 : und */

und_addr:
	.word do_und

do_und:
	/* 执行到这里之前:
	 * 1. lr_und保存有被中断模式中的下一条即将执行的指令的地址
	 * 2. SPSR_und保存有被中断模式的CPSR
	 * 3. CPSR中的M4-M0被设置为11011, 进入到und模式
	 * 4. 跳到0x4的地方执行程序 
	 */

	/* sp_und未设置, 先设置它 */
	ldr sp, =0x34000000

	/* 在und异常处理函数中有可能会修改r0-r12, 所以先保存 */
	/* lr是异常处理完后的返回地址, 也要保存 */
	stmdb sp!, {r0-r12, lr}  
	
	/* 保存现场 */
	/* 处理und异常 */
	mrs r0, cpsr
	ldr r1, =und_string
	bl printException
	
	/* 恢复现场 */
	ldmia sp!, {r0-r12, pc}^  /* ^会把spsr的值恢复到cpsr里 */
	
und_string:
	.string "undefined instruction exception"

.align 4

reset:
	/* 关闭看门狗 */
	ldr r0, =0x53000000
	ldr r1, =0
	str r1, [r0]

	/* 设置MPLL, FCLK : HCLK : PCLK = 400m : 100m : 50m */
	/* LOCKTIME(0x4C000000) = 0xFFFFFFFF */
	ldr r0, =0x4C000000
	ldr r1, =0xFFFFFFFF
	str r1, [r0]

	/* CLKDIVN(0x4C000014) = 0X5, tFCLK:tHCLK:tPCLK = 1:4:8  */
	ldr r0, =0x4C000014
	ldr r1, =0x5
	str r1, [r0]

	/* 设置CPU工作于异步模式 */
	mrc p15,0,r0,c1,c0,0
	orr r0,r0,#0xc0000000   //R1_nF:OR:R1_iA
	mcr p15,0,r0,c1,c0,0

	/* 设置MPLLCON(0x4C000004) = (92<<12)|(1<<4)|(1<<0) 
	 *  m = MDIV+8 = 92+8=100
	 *  p = PDIV+2 = 1+2 = 3
	 *  s = SDIV = 1
	 *  FCLK = 2*m*Fin/(p*2^s) = 2*100*12/(3*2^1)=400M
	 */
	ldr r0, =0x4C000004
	ldr r1, =(92<<12)|(1<<4)|(1<<0)
	str r1, [r0]

	/* 一旦设置PLL, 就会锁定lock time直到PLL输出稳定
	 * 然后CPU工作于新的频率FCLK
	 */
	
	

	/* 设置内存: sp 栈 */
	/* 分辨是nor/nand启动
	 * 写0到0地址, 再读出来
	 * 如果得到0, 表示0地址上的内容被修改了, 它对应ram, 这就是nand启动
	 * 否则就是nor启动
	 */
	mov r1, #0
	ldr r0, [r1] /* 读出原来的值备份 */
	str r1, [r1] /* 0->[0] */ 
	ldr r2, [r1] /* r2=[0] */
	cmp r1, r2   /* r1==r2? 如果相等表示是NAND启动 */
	ldr sp, =0x40000000+4096 /* 先假设是nor启动 */
	moveq sp, #4096  /* nand启动 */
	streq r0, [r1]   /* 恢复原来的值 */

	bl sdram_init
	//bl sdram_init2	 /* 用到有初始值的数组, 不是位置无关码 */

	/* 重定位text, rodata, data段整个程序 */
	bl copy2sdram

	/* 清除BSS段 */
	bl clean_bss


	ldr pc, =sdram
sdram:
	bl uart0_init

	/* 故意加入一条未定义指令 */
und_code:
	.word 0xeeadc0de

	//bl main  /* 使用BL命令相对跳转, 程序仍然在NOR/sram执行 */
	ldr pc, =main  /* 绝对跳转, 跳到SDRAM */

halt:
	b halt

.text
.global _start

_start:
	/* 中断向量表 对应工作模式 参考 P82  */
	b reset  						/* vector 0x00 : reset svc  复位 管理模式*/
	ldr	pc, _undefined_instruction 	/* vector 0x04 : und 无定义指令模式 */
	ldr	pc, _software_interrupt  	/* vector 0x08 : swi svc 软中断 管理模式 */
	b reset 	/* vector 0x0C : abt(prefetch)  终止模式 预取终止 */
	b reset  	/* vector 0x10 : abt(data)  终止模式 数据终止 */
	b reset 	/* vector 0x14 : Reserved 保留 */
	b reset  	/* vector 0x18 : IRQ 中断模式 */
	b reset 	/* vector 0x1C : FIQ 快速中断模式 */
	
/* 将函数的入口放置在前面，如果不定义默认放置在.text 段的
 * 末尾 ，start.S 汇编后超过4k 在NAND启动时CPU有可能无法
 * 读取到入口
 */
 
_undefined_instruction:	
	.word undefined_instruction	/* 保存入口地址。运行时地址，会跳转到SDRAM执行 */	
_software_interrupt:
	.word software_interrupt
	
undefined_instruction:
	/* 执行到这里之前:
	 * 1. lr_und保存有被中断模式中的下一条即将执行的指令的地址
	 * 2. SPSR_und保存有被中断模式的CPSR
	 * 3. CPSR中的M4-M0被设置为11011, 进入到und模式
	 * 4. 跳到0x04的地方执行程序 
	 */

	/* sp_und未设置, 先设置它 */
	ldr sp, =0x34000000
	
	/* 保存现场 */
	/* 在und异常处理函数中有可能会修改r0-r12, 所以先保存 */
	/* lr是异常处理完后的返回地址, 也要保存 */
	stmdb sp!, {r0-r12, lr}  
	
	
	/* 处理und异常 */
	mrs r0, cpsr			// 获取程序状态寄存器 传递给 printState
	bl printState 
	
	/* 恢复现场 */
	ldmia sp!, {r0-r12, pc}^  /* ^会把spsr的值恢复到cpsr里 */
	
software_interrupt:
	/* 执行到这里之前:
	 * 1. lr_swi保存有被中断模式中的下一条即将执行的指令的地址
	 * 2. SPSR_swi保存有被中断模式的CPSR
	 * 3. CPSR中的M4-M0被设置为10011, 进入到swi模式
	 * 4. 跳到0x08的地方执行程序 
	 */

	/* sp_swi未设置, 先设置它 */
	ldr sp, =0x33f00000
	
	/* 保存现场 */
	/* 在swi异常处理函数中有可能会修改r0-r12, 所以先保存 */
	/* lr是异常处理完后的返回地址, 也要保存 */
	stmdb sp!, {r0-r12, lr}  
	
	
	/* 处理swi异常 */
	
	/* C函数调用时会用到 r4 - r11 所以在函数调用时会被保存，函
	 * 数返回时恢复，所以我们可以用r4来获取lr的值  参考第8章内
	 * 容 ATPCS 寄存器使用规则 
	 */
	mov r4, lr	// 将lr 返回地址 保存到 r4 	 sub r0, r4, #4 获取触发SWI异常的指令 ，根据指令获取传递进来的软中断号
	
	mrs r0, cpsr			// 获取程序状态寄存器 传递给 printState
	bl printState 
	
	/* 获取软中断号 */
	sub r0, r4, #4
	bl getSWIVal
	
	/* 恢复现场 */
	ldmia sp!, {r0-r12, pc}^  /* ^会把spsr的值恢复到cpsr里 */
	
/* 上面打印字符串长度有可能不是4字节对齐，所以这里要强
 * 制4字节对齐，否则程序可能会出错
 */
 
.align 4
	
reset:
	/* 关闭看门狗 */
	ldr r0,=0x53000000
	ldr r1,=0
	str r1,[r0]
	/* PLL配置---------------------------- */
	/* 设置MPLL,FCLK:HCLK:PCLK=400M:100M:50M */
	
	/* 设置lock time 详见手册P255
	 * LCOKTIME(0x4c000000)=0xFFFFFFFF 
	 */
	ldr r0,=0x4c000000
	ldr r1,=0xFFFFFFFF
	str r1,[r0]
	
	/* 设置HCLK、PCLK 相对于FCLK的分频系数 详见手册P260
	 * CLKDIVN(0x4c000014)=0x05 tFCLK:tHCLK:tPCLK=1:4:8  
	 */
	ldr r0,=0x4c000014
	ldr r1,=0x05
	str r1,[r0]
	
	/* 设置CPU工作于异步模式 
	 * 详见手册P244
	 */
	mrc p15,0,r0,c1,c0,0
	orr r0,r0,#0xc0000000 //R1_nF:OR:R1_iA
	mcr p15,0,r0,c1,c0,0
	
	/* 配置MPLLCON 来设置FCLK频率 详见手册P255~256
	 * 设置MPLLCON(0x4c000004)=(92<<12)|(1<<4)|(1<<0) 
	 * m = MDIV+8 = 92+8 =100
	 * p = PDIV+2 =1+2 =3
	 * s = SDIV = 1
	 * FCLK = 2*m*Fin/(p*2^s)=2*100*12/(3*2^1)=400MHz
	 */
	ldr r0,=0x4c000004
	ldr r1,=(92<<12)|(1<<4)|(1<<0)
	str r1,[r0]
	
	/* 一旦设置PLL,就会锁定 lock time 直到PLL输出稳定 */
	/* PLL配置--END-------------------------- */
	
	
	/* 设置内存：sp 栈 */
	
	/* 分辨是nor/nand启动
	 * 写0到0地址，再读出来；如果读出来是0，表示
	 * 操作是内部RAM，是nand启动；否则就是nor启动
	 * 因为nor flash 不向内存那样能直接读写
	 */
	mov r1,#0
	ldr r0,[r1]	/* 备份0地址数据 */
	str r1,[r1]	/* 将0写入0地址 */
	ldr r2,[r1]	/* 读取0地址数据到r2 */
	cmp r1,r2	/* 判断r1 r2是否相等 */
	ldr sp,=0x40000000+4096	/* 假设nor启动 */
	moveq sp,#4096	/* 如果r1==r2 nand启动 */
	streq r0,[r1]	/* 恢复原来的值 */
	
	/*  整个程序重定位 */
	bl sdram_init				/* 初始化SDRAM 否则下面无法搬运数据 */
	bl copy2sdram				/* .text .rodata .data 段数据拷贝 */
	bl clean_bss				/* .bss 段清除 */
	
	
	/* 复位之后, cpu处于svc模式
	 * 现在, 切换到usr模式
	 */
	mrs r0, cpsr      /* 读出cpsr */
	bic r0, r0, #0xf  /* 修改M4-M0为0b10000, 进入usr模式 */
	msr cpsr, r0

	/* 设置 sp_usr */
	ldr sp, =0x33e00000
	
	
	
	
	bl uart0_init			/* 故障代码中调用了串口打印，所以先初始化串口 */

und_code:
	.word 0xeeadc0de	/*  未定义指令  P86 指令集格式 原代码 0xdeadc0de 有误 参考：http://www.100ask.org/bbs/forum.php?mod=viewthread&tid=20299&highlight=und%D2%EC%B3%A3  */ 
	
	/* 获取当前状态的CPSR */
	mrs r0, cpsr			// 获取程序状态寄存器 传递给 printState
	bl printState

	swi 0x123  /* 执行此命令, 触发SWI异常, 进入0x8执行 */
	
.align 4
	
	/* 调用main函数 */
	ldr pc, =main  /* 绝对跳转, 跳到SDRAM 运行 */

	/* 死循环 */
halt:
	b halt

/* 当前状态打印 P78 */
void printState(unsigned int cpsr)
{
	puts("cpsr = ");
	printHex(cpsr);
	puts(" ");
	switch(cpsr&0x1F)	// M[4:0]
	{
		case 0x10: puts(" User State !\n\r"); break;
		case 0x11: puts(" FIQ State !\n\r");	break;
		case 0x12: puts(" IRQ State !\n\r");	break;
		case 0x13: puts(" Supervisor State !\n\r"); break;
		case 0x17: puts(" Abort State !\n\r"); break;
		case 0x1B: puts(" Undefined State !\n\r"); break;
		case 0x1F: puts(" System State !\n\r"); break;
		default: puts(" error State !\n\r");break;
	}
}
/* 获取SWI 异常参数 */
void getSWIVal(unsigned int *pSWI)
{
	puts("SWI val = ");
	printHex(*pSWI & ~0xff000000); 
	puts("\n\r");
}

SECTIONS
{
	. = 0x30000000;

	. = ALIGN(4);
	.text      :
	{
	  *(.text)
	}

	. = ALIGN(4);
	.rodata : { *(.rodata) }

	. = ALIGN(4);
	.data : { *(.data) }

	. = ALIGN(4);
	__bss_start = .;
	.bss : { *(.bss) *(.COMMON) }
	_end = .;
}

.text
.global _start

_start:

	/* 关闭看门狗 */
	ldr r0, =0x53000000
	ldr r1, =0
	str r1, [r0]

	/* 设置MPLL, FCLK : HCLK : PCLK = 400m : 100m : 50m */
	/* LOCKTIME(0x4C000000) = 0xFFFFFFFF */
	ldr r0, =0x4C000000
	ldr r1, =0xFFFFFFFF
	str r1, [r0]

	/* CLKDIVN(0x4C000014) = 0X5, tFCLK:tHCLK:tPCLK = 1:4:8  */
	ldr r0, =0x4C000014
	ldr r1, =0x5
	str r1, [r0]

	/* 设置CPU工作于异步模式 */
	mrc p15,0,r0,c1,c0,0
	orr r0,r0,#0xc0000000   //R1_nF:OR:R1_iA
	mcr p15,0,r0,c1,c0,0

	/* 设置MPLLCON(0x4C000004) = (92<<12)|(1<<4)|(1<<0) 
	 *  m = MDIV+8 = 92+8=100
	 *  p = PDIV+2 = 1+2 = 3
	 *  s = SDIV = 1
	 *  FCLK = 2*m*Fin/(p*2^s) = 2*100*12/(3*2^1)=400M
	 */
	ldr r0, =0x4C000004
	ldr r1, =(92<<12)|(1<<4)|(1<<0)
	str r1, [r0]

	/* 一旦设置PLL, 就会锁定lock time直到PLL输出稳定
	 * 然后CPU工作于新的频率FCLK
	 */
	
	

	/* 设置内存: sp 栈 */
	/* 分辨是nor/nand启动
	 * 写0到0地址, 再读出来
	 * 如果得到0, 表示0地址上的内容被修改了, 它对应ram, 这就是nand启动
	 * 否则就是nor启动
	 */
	mov r1, #0
	ldr r0, [r1] /* 读出原来的值备份 */
	str r1, [r1] /* 0->[0] */ 
	ldr r2, [r1] /* r2=[0] */
	cmp r1, r2   /* r1==r2? 如果相等表示是NAND启动 */
	ldr sp, =0x40000000+4096 /* 先假设是nor启动 */
	moveq sp, #4096  /* nand启动 */
	streq r0, [r1]   /* 恢复原来的值 */

	bl sdram_init
	//bl sdram_init2	 /* 用到有初始值的数组, 不是位置无关码 */

	/* 重定位text, rodata, data段整个程序 */
	mov r1, #0
	ldr r2, =_start 	    /* 第1条指令运行时的地址 */
	ldr r3, =__bss_start    /* bss段的起始地址 */

cpy:
	ldr r4, [r1]
	str r4, [r2]
	add r1, r1, #4
	add r2, r2, #4
	cmp r2, r3
	ble cpy


	/* 清除BSS段 */
	ldr r1, =__bss_start
	ldr r2, =_end
	mov r3, #0
clean:
	str r3, [r1]
	add r1, r1, #4
	cmp r1, r2
	ble clean

	//bl main  /* 使用BL命令相对跳转, 程序仍然在NOR/sram执行 */
	ldr pc, =main  /* 绝对跳转, 跳到SDRAM */

halt:
	b halt
	

	/* 重定位text, rodata, data段整个程序 */
	mov r0, #0
	ldr r1, =_start 	    /* 第1条指令运行时的地址 */
	ldr r2, =__bss_start    /* bss段的起始地址 */
	sub r2, r2, r1

	bl copy2sdram  /* src, dest, len */

	/* 清除BSS段 */
	ldr r0, =__bss_start
	ldr r1, =_end

	bl clean_bss  /* start, end */

void copy2sdram(volatile unsigned int *src, volatile unsigned int *dest, unsigned int len)  /* src, dest, len */
{
	unsigned int i = 0;

	while (i < len)
	{
		*dest++ = *src++;
		i += 4;
	}
}


void clean_bss(volatile unsigned int *start, volatile unsigned int *end)  /* start, end */
{
	while (start <= end)
	{
		*start++ = 0;
	}
}

	/* 重定位text, rodata, data段整个程序 */
	bl copy2sdram

	/* 清除BSS段 */
	bl clean_bss
	

SECTIONS
{
	. = 0x30000000;

	__code_start = .;

	. = ALIGN(4);
	.text      :
	{
	  *(.text)
	}

	. = ALIGN(4);
	.rodata : { *(.rodata) }

	. = ALIGN(4);
	.data : { *(.data) }

	. = ALIGN(4);
	__bss_start = .;
	.bss : { *(.bss) *(.COMMON) }
	_end = .;
}

void copy2sdram(void)
{
	/* 要从lds文件中获得 __code_start, __bss_start
	 * 然后从0地址把数据复制到__code_start
	 */

	extern int __code_start, __bss_start;

	volatile unsigned int *dest = (volatile unsigned int *)&__code_start;
	volatile unsigned int *end = (volatile unsigned int *)&__bss_start;
	volatile unsigned int *src = (volatile unsigned int *)0;

	while (dest < end)
	{
		*dest++ = *src++;
	}
}


void clean_bss(void)
{
	/* 要从lds文件中获得 __bss_start, _end
	 */
	extern int _end, __bss_start;

	volatile unsigned int *start = (volatile unsigned int *)&__bss_start;
	volatile unsigned int *end = (volatile unsigned int *)&_end;


	while (start <= end)
	{
		*start++ = 0;
	}
}

#ifndef __UART0_H__
#define __UART0_H__

#define GPHCON (*(volatile unsigned int *)0x56000070)	//volatile 防止编译器优化
#define GPHDAT (*(volatile unsigned int *)0x56000074)
#define GPHUP  (*(volatile unsigned int *)0x56000078)

#define UCON0  (*(volatile unsigned int *)0x50000004)	// P342 串口0 控制寄存器 
#define UBRDIV0  (*(volatile unsigned int *)0x50000028)	// P352 波特率
#define ULCON0  (*(volatile unsigned int *)0x50000000)	// P341 数据格式
#define UTRSTAT0  (*(volatile unsigned int *)0x50000010)// P347 收发状态寄存器
#define UTXH0  (*(volatile unsigned char *)0x50000020)	// P351 发送数据寄存器 CPU小端模式
#define URXH0  (*(volatile unsigned char *)0x50000024)	// P351 接收数据寄存器 CPU小端模式


void uart0_init(); /* 115200,8n1 */
int putchar(unsigned char c);	//发送字符
unsigned char getchar(void);	//接收字符
int puts(const char *s);		//发送字符串

#endif

#include "uart_0.h"
/* 115200,8n1 */
void uart0_init()
{
	/* 复用引脚配置 
	 * TXD0 -> GPH2
	 * RXD0 -> GPH3
	 */
	GPHCON &= ~((3<<4)|(3<<6));	//清零   P295
	GPHCON |= ((2<<4)|(2<<6));		//配置为串口模式
	GPHUP &= ~((1<<2)|(1<<3));		//使能内部上拉
	
	/* 设置波特率 */
	/* UBRDIVn = (int)(UART clock / (buad rate*16))-1  P338
	 * UBRDIVn = (int)(50000000 / (115200*16))-1 =26
	 * UART clock 时钟源 P342 UCON0 -> Clock Selection 00
	 * 发送接收模式：中断或查询 UCON0-> Transmit/Receie Mode 01 
	 */
	UCON0 = 0x00000005;		//PCLK,中断/查询模式	PCLK = 50M
	UBRDIV0 = 26;			//根据时钟频率计算波特率
	
	/* 设置数据格式 */
	ULCON0 = 0x00000003;	//8n1: 8个数据位,无校验位,一个停止位
}
/* 发送数据 */
int putchar(unsigned char c)
{
	while(!(UTRSTAT0 & (1<<2))); // 0 上一次数据没有发送完毕 Not empty
	UTXH0 = c;
	return 0;
}

/* 接收数据 */
unsigned char getchar(void)
{
	while(!(UTRSTAT0 & (1<<0))); // 0 没有接收到数据 Empty
	return URXH0;
}

/* 发送字符串 */
int puts(const char *s)
{
	while(*s)
	{
		putchar(*s);
		s++;
	}
}

#include "uart_0.h"

int main(void)
{
	unsigned char c;
	uart0_init(); /* 115200,8n1 */
	puts("hellow ARM!\r\n"); // \r 回到行首 \n 新行
	while(1)
	{
		c = getchar();
		if(c=='\r') putchar('\n');
		if(c=='\n') putchar('\r');
		putchar(c);
	}
	return 0;
}

all:
	arm-linux-gcc -c -o start.o start.S
	arm-linux-gcc -c -o uart_0.o uart_0.c
	arm-linux-gcc -c -o main.o main.c
	arm-linux-ld -Ttext 0 start.o uart_0.o main.o -o uart0.elf
	arm-linux-objcopy -O binary -S uart0.elf uart0.bin
	arm-linux-objdump -D uart0.elf > uart0.dis

clean:
	rm *.bin *.o *.elf *.dis