mkconfig

   1 #!/bin/sh -e
   2
   3 # Script to create header files and links to configure
   4 # U-Boot for a specific board.
   5 #
   6 # Parameters:  Target  Architecture  CPU  Board [VENDOR] [SOC]
   7 #
   8 # (C) 2002-2010 DENX Software Engineering, Wolfgang Denk <wd@denx.de>
   9 #
  10
  11 APPEND=no       # Default: Create new config file
  12 BOARD_NAME=""   # Name to print in make output
  13 TARGETS=""
  14
  15 arch=""
  16 cpu=""
  17 board=""
  18 vendor=""
  19 soc=""
  20 options=""
  21
  22 if [ \( $# -eq 2 \) -a \( "$1" = "-A" \) ] ; then
  23         # Automatic mode
  24         line=`egrep -i "^[[:space:]]*${2}[[:space:]]" boards.cfg` || {
  25                 echo "make: *** No rule to make target \`$2_config'.  Stop." >&2
  26                 exit 1
  27         }
  28
  29         set ${line}
  30         # add default board name if needed
  31         [ $# = 3 ] && set ${line} ${1}
  32 fi
  33
  34 while [ $# -gt 0 ] ; do
  35         case "$1" in
  36         --) shift ; break ;;
  37         -a) shift ; APPEND=yes ;;
  38         -n) shift ; BOARD_NAME="${1%_config}" ; shift ;;
  39         -t) shift ; TARGETS="`echo $1 | sed 's:_: :g'` ${TARGETS}" ; shift ;;
  40         *)  break ;;
  41         esac
  42 done
  43
  44 [ $# -lt 4 ] && exit 1
  45 [ $# -gt 7 ] && exit 1
  46
  47 # Strip all options and/or _config suffixes
  48 CONFIG_NAME="${1%_config}"
  49
  50 [ "${BOARD_NAME}" ] || BOARD_NAME="${1%_config}"
  51
  52 arch="$2"
  53 cpu="$3"
  54 if [ "$4" = "-" ] ; then
  55         board=${BOARD_NAME}
  56 else
  57         board="$4"
  58 fi
  59 [ $# -gt 4 ] && [ "$5" != "-" ] && vendor="$5"
  60 [ $# -gt 5 ] && [ "$6" != "-" ] && soc="$6"
  61 [ $# -gt 6 ] && [ "$7" != "-" ] && {
  62         # check if we have a board config name in the options field
  63         # the options field mave have a board config name and a list
  64         # of options, both separated by a colon (':'); the options are
  65         # separated by commas (',').
  66         #
  67         # Check for board name
  68         tmp="${7%:*}"
  69         if [ "$tmp" ] ; then
  70                 CONFIG_NAME="$tmp"
  71         fi
  72         # Check if we only have a colon...
  73         if [ "${tmp}" != "$7" ] ; then
  74                 options=${7#*:}
  75                 TARGETS="`echo ${options} | sed 's:,: :g'` ${TARGETS}"
  76         fi
  77 }
  78
  79 if [ "${ARCH}" -a "${ARCH}" != "${arch}" ]; then
  80         echo "Failed: \$ARCH=${ARCH}, should be '${arch}' for ${BOARD_NAME}" 1>&2
  81         exit 1
  82 fi
  83
  84 if [ "$options" ] ; then
  85         echo "Configuring for ${BOARD_NAME} - Board: ${CONFIG_NAME}, Options: ${options}"
  86 else
  87         echo "Configuring for ${BOARD_NAME} board..."
  88 fi
  89
  90 #
  91 # Create link to architecture specific headers
  92 #
  93 if [ "$SRCTREE" != "$OBJTREE" ] ; then
  94         mkdir -p ${OBJTREE}/include
  95         mkdir -p ${OBJTREE}/include2
  96         cd ${OBJTREE}/include2
  97         rm -f asm
  98         ln -s ${SRCTREE}/arch/${arch}/include/asm asm
  99         LNPREFIX=${SRCTREE}/arch/${arch}/include/asm/
 100         cd ../include
 101         mkdir -p asm
 102 else
 103         cd ./include
 104         rm -f asm
 105         ln -s ../arch/${arch}/include/asm asm
 106 fi
 107
 108 rm -f asm/arch
 109
 110 if [ -z "${soc}" ] ; then
 111         ln -s ${LNPREFIX}arch-${cpu} asm/arch
 112 else
 113         ln -s ${LNPREFIX}arch-${soc} asm/arch
 114 fi
 115
 116 if [ "${arch}" = "arm" ] ; then
 117         rm -f asm/proc
 118         ln -s ${LNPREFIX}proc-armv asm/proc
 119 fi
 120
 121 #
 122 # Create include file for Make
 123 #
 124 echo "ARCH   = ${arch}"  >  config.mk
 125 echo "CPU    = ${cpu}"   >> config.mk
 126 echo "BOARD  = ${board}" >> config.mk
 127
 128 [ "${vendor}" ] && echo "VENDOR = ${vendor}" >> config.mk
 129
 130 [ "${soc}"    ] && echo "SOC    = ${soc}"    >> config.mk
 131
 132 # Assign board directory to BOARDIR variable
 133 if [ -z "${vendor}" ] ; then
 134     BOARDDIR=${board}
 135 else
 136     BOARDDIR=${vendor}/${board}
 137 fi
 138
 139 #
 140 # Create board specific header file
 141 #
 142 if [ "$APPEND" = "yes" ]        # Append to existing config file
 143 then
 144         echo >> config.h
 145 else
 146         > config.h              # Create new config file
 147 fi
 148 echo "/* Automatically generated - do not edit */" >>config.h
 149
 150 for i in ${TARGETS} ; do
 151         i="`echo ${i} | sed '/=/ {s/=/\t/;q } ; { s/$/\t1/ }'`"
 152         echo "#define CONFIG_${i}" >>config.h ;
 153 done
 154
 155 cat << EOF >> config.h
 156 #define CONFIG_BOARDDIR board/$BOARDDIR
 157 #include <config_cmd_defaults.h>
 158 #include <config_defaults.h>
 159 #include <configs/${CONFIG_NAME}.h>
 160 #include <asm/config.h>
 161 EOF
 162
 163 exit 0