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         rm -f asm
 102         ln -s ${SRCTREE}/arch/${arch}/include/asm asm
 103 else
 104         cd ./include
 105         rm -f asm
 106         ln -s ../arch/${arch}/include/asm asm
 107 fi
 108
 109 rm -f asm/arch
 110
 111 if [ -z "${soc}" ] ; then
 112         ln -s ${LNPREFIX}arch-${cpu} asm/arch
 113 else
 114         ln -s ${LNPREFIX}arch-${soc} asm/arch
 115 fi
 116
 117 if [ "${arch}" = "arm" ] ; then
 118         rm -f asm/proc
 119         ln -s ${LNPREFIX}proc-armv asm/proc
 120 fi
 121
 122 #
 123 # Create include file for Make
 124 #
 125 echo "ARCH   = ${arch}"  >  config.mk
 126 echo "CPU    = ${cpu}"   >> config.mk
 127 echo "BOARD  = ${board}" >> config.mk
 128
 129 [ "${vendor}" ] && echo "VENDOR = ${vendor}" >> config.mk
 130
 131 [ "${soc}"    ] && echo "SOC    = ${soc}"    >> config.mk
 132
 133 # Assign board directory to BOARDIR variable
 134 if [ -z "${vendor}" ] ; then
 135     BOARDDIR=${board}
 136 else
 137     BOARDDIR=${vendor}/${board}
 138 fi
 139
 140 #
 141 # Create board specific header file
 142 #
 143 if [ "$APPEND" = "yes" ]        # Append to existing config file
 144 then
 145         echo >> config.h
 146 else
 147         > config.h              # Create new config file
 148 fi
 149 echo "/* Automatically generated - do not edit */" >>config.h
 150
 151 for i in ${TARGETS} ; do
 152         i="`echo ${i} | sed '/=/ {s/=/\t/;q } ; { s/$/\t1/ }'`"
 153         echo "#define CONFIG_${i}" >>config.h ;
 154 done
 155
 156 cat << EOF >> config.h
 157 #define CONFIG_BOARDDIR board/$BOARDDIR
 158 #include <config_defaults.h>
 159 #include <configs/${CONFIG_NAME}.h>
 160 #include <asm/config.h>
 161 EOF
 162
 163 exit 0