3 # Script to create header files and links to configure
4 # U-Boot for a specific board.
6 # Parameters: Target Architecture CPU Board [VENDOR] [SOC]
8 # (C) 2002-2013 DENX Software Engineering, Wolfgang Denk <wd@denx.de>
10 # SPDX-License-Identifier: GPL-2.0+
13 APPEND=no # Default: Create new config file
14 BOARD_NAME="" # Name to print in make output
24 if [ \( $# -eq 2 \) -a \( "$1" = "-A" \) ] ; then
26 line=`awk '($0 !~ /^#/ && $7 ~ /^'"$2"'$/) { print $1, $2, $3, $4, $5, $6, $7, $8 }' $srctree/boards.cfg`
27 if [ -z "$line" ] ; then
28 echo "make: *** No rule to make target \`$2_config'. Stop." >&2
33 # add default board name if needed
34 [ $# = 3 ] && set ${line} ${1}
37 while [ $# -gt 0 ] ; do
40 -a) shift ; APPEND=yes ;;
41 -n) shift ; BOARD_NAME="${7%_config}" ; shift ;;
42 -t) shift ; TARGETS="`echo $1 | sed 's:_: :g'` ${TARGETS}" ; shift ;;
47 [ $# -lt 7 ] && exit 1
48 [ $# -gt 8 ] && exit 1
50 # Strip all options and/or _config suffixes
51 CONFIG_NAME="${7%_config}"
53 [ "${BOARD_NAME}" ] || BOARD_NAME="${7%_config}"
56 cpu=`echo $3 | awk 'BEGIN {FS = ":"} ; {print $1}'`
57 spl_cpu=`echo $3 | awk 'BEGIN {FS = ":"} ; {print $2}'`
58 if [ "$6" = "<none>" ] ; then
60 elif [ "$6" = "-" ] ; then
65 [ "$5" != "-" ] && vendor="$5"
66 [ "$4" != "-" ] && soc="$4"
67 [ $# -gt 7 ] && [ "$8" != "-" ] && {
68 # check if we have a board config name in the options field
69 # the options field mave have a board config name and a list
70 # of options, both separated by a colon (':'); the options are
71 # separated by commas (',').
73 # Check for board name
78 # Check if we only have a colon...
79 if [ "${tmp}" != "$8" ] ; then
81 TARGETS="`echo ${options} | sed 's:,: :g'` ${TARGETS}"
85 if [ "${ARCH}" -a "${ARCH}" != "${arch}" ]; then
86 echo "Failed: \$ARCH=${ARCH}, should be '${arch}' for ${BOARD_NAME}" 1>&2
91 # Test above needed aarch64, now we need arm
93 if [ "${arch}" = "aarch64" ]; then
97 if [ "$options" ] ; then
98 echo "Configuring for ${BOARD_NAME} - Board: ${CONFIG_NAME}, Options: ${options}"
100 echo "Configuring for ${BOARD_NAME} board..."
104 # Create link to architecture specific headers
106 if [ -n "$KBUILD_SRC" ] ; then
107 mkdir -p ${objtree}/include
108 LNPREFIX=${srctree}/arch/${arch}/include/asm/
109 cd ${objtree}/include
112 cd arch/${arch}/include
117 if [ -z "${soc}" ] ; then
118 ln -s ${LNPREFIX}arch-${cpu} asm/arch
120 ln -s ${LNPREFIX}arch-${soc} asm/arch
123 if [ "${arch}" = "arm" ] ; then
125 ln -s ${LNPREFIX}proc-armv asm/proc
128 if [ -z "$KBUILD_SRC" ] ; then
129 cd ${srctree}/include
133 # Create include file for Make
135 ( echo "ARCH = ${arch}"
136 if [ ! -z "$spl_cpu" ] ; then
137 echo 'ifeq ($(CONFIG_SPL_BUILD),y)'
138 echo "CPU = ${spl_cpu}"
145 echo "BOARD = ${board}"
147 [ "${vendor}" ] && echo "VENDOR = ${vendor}"
148 [ "${soc}" ] && echo "SOC = ${soc}"
151 # Assign board directory to BOARDIR variable
152 if [ -z "${vendor}" ] ; then
155 BOARDDIR=${vendor}/${board}
159 # Create board specific header file
161 if [ "$APPEND" = "yes" ] # Append to existing config file
165 > config.h # Create new config file
167 echo "/* Automatically generated - do not edit */" >>config.h
169 for i in ${TARGETS} ; do
170 i="`echo ${i} | sed '/=/ {s/=/ /;q; } ; { s/$/ 1/; }'`"
171 echo "#define CONFIG_${i}" >>config.h ;
174 echo "#define CONFIG_SYS_ARCH \"${arch}\"" >> config.h
175 echo "#define CONFIG_SYS_CPU \"${cpu}\"" >> config.h
176 echo "#define CONFIG_SYS_BOARD \"${board}\"" >> config.h
178 [ "${vendor}" ] && echo "#define CONFIG_SYS_VENDOR \"${vendor}\"" >> config.h
180 [ "${soc}" ] && echo "#define CONFIG_SYS_SOC \"${soc}\"" >> config.h
182 [ "${board}" ] && echo "#define CONFIG_BOARDDIR board/$BOARDDIR" >> config.h
183 cat << EOF >> config.h
184 #include <config_cmd_defaults.h>
185 #include <config_defaults.h>
186 #include <configs/${CONFIG_NAME}.h>
187 #include <asm/config.h>
188 #include <config_fallbacks.h>
189 #include <config_uncmd_spl.h>