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) 2002-2006 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
  21 if [ \( $# -eq 2 \) -a \( "$1" = "-A" \) ] ; then
  22         # Automatic mode
  23         line=`egrep -i "^[[:space:]]*${2}[[:space:]]" boards.cfg` || {
  24                 echo "make: *** No rule to make target \`$2_config'.  Stop." >&2
  25                 exit 1
  26         }
  27
  28         set ${line}
  29         # add default board name if needed
  30         [ $# = 3 ] && set ${line} ${1}
  31 fi
  32
  33 while [ $# -gt 0 ] ; do
  34         case "$1" in
  35         --) shift ; break ;;
  36         -a) shift ; APPEND=yes ;;
  37         -n) shift ; BOARD_NAME="${1%_config}" ; shift ;;
  38         -t) shift ; TARGETS="`echo $1 | sed 's:_: :g'` ${TARGETS}" ; shift ;;
  39         *)  break ;;
  40         esac
  41 done
  42
  43 [ $# -lt 4 ] && exit 1
  44 [ $# -gt 6 ] && exit 1
  45
  46 CONFIG_NAME="${1%_config}"
  47
  48 [ "${BOARD_NAME}" ] || BOARD_NAME="${CONFIG_NAME}"
  49
  50 arch="$2"
  51 cpu="$3"
  52 if [ "$4" = "-" ] ; then
  53         board=${BOARD_NAME}
  54 else
  55         board="$4"
  56 fi
  57 [ $# -gt 4 ] && [ "$5" != "-" ] && vendor="$5"
  58 [ $# -gt 5 ] && [ "$6" != "-" ] && soc="$6"
  59
  60 if [ "${ARCH}" -a "${ARCH}" != "${arch}" ]; then
  61         echo "Failed: \$ARCH=${ARCH}, should be '${arch}' for ${BOARD_NAME}" 1>&2
  62         exit 1
  63 fi
  64
  65 echo "Configuring for ${BOARD_NAME} board..."
  66
  67 #
  68 # Create link to architecture specific headers
  69 #
  70 if [ "$SRCTREE" != "$OBJTREE" ] ; then
  71         mkdir -p ${OBJTREE}/include
  72         mkdir -p ${OBJTREE}/include2
  73         cd ${OBJTREE}/include2
  74         rm -f asm
  75         ln -s ${SRCTREE}/arch/${arch}/include/asm asm
  76         LNPREFIX=${SRCTREE}/arch/${arch}/include/asm/
  77         cd ../include
  78         rm -f asm
  79         ln -s ${SRCTREE}/arch/${arch}/include/asm asm
  80 else
  81         cd ./include
  82         rm -f asm
  83         ln -s ../arch/${arch}/include/asm asm
  84 fi
  85
  86 rm -f asm/arch
  87
  88 if [ -z "${soc}" ] ; then
  89         ln -s ${LNPREFIX}arch-${cpu} asm/arch
  90 else
  91         ln -s ${LNPREFIX}arch-${soc} asm/arch
  92 fi
  93
  94 if [ "${arch}" = "arm" ] ; then
  95         rm -f asm/proc
  96         ln -s ${LNPREFIX}proc-armv asm/proc
  97 fi
  98
  99 #
 100 # Create include file for Make
 101 #
 102 echo "ARCH   = ${arch}"  >  config.mk
 103 echo "CPU    = ${cpu}"   >> config.mk
 104 echo "BOARD  = ${board}" >> config.mk
 105
 106 [ "${vendor}" ] && echo "VENDOR = ${vendor}" >> config.mk
 107
 108 [ "${soc}"    ] && echo "SOC    = ${soc}"    >> config.mk
 109
 110 # Assign board directory to BOARDIR variable
 111 if [ -z "${vendor}" ] ; then
 112     BOARDDIR=${board}
 113 else
 114     BOARDDIR=${vendor}/${board}
 115 fi
 116
 117 #
 118 # Create board specific header file
 119 #
 120 if [ "$APPEND" = "yes" ]        # Append to existing config file
 121 then
 122         echo >> config.h
 123 else
 124         > config.h              # Create new config file
 125 fi
 126 echo "/* Automatically generated - do not edit */" >>config.h
 127
 128 for i in ${TARGETS} ; do
 129         echo "#define CONFIG_MK_${i} 1" >>config.h ;
 130 done
 131
 132 cat << EOF >> config.h
 133 #define CONFIG_BOARDDIR board/$BOARDDIR
 134 #include <config_defaults.h>
 135 #include <configs/${CONFIG_NAME}.h>
 136 #include <asm/config.h>
 137 EOF
 138
 139 exit 0