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    • /[magellan-source]/trunk/installer-simple/functions/hwdetection.sh

    Diff of /trunk/installer-simple/functions/hwdetection.sh

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    revision 2406 by niro, Tue Jan 7 13:23:50 2014 UTC revision 2466 by niro, Tue Jan 7 20:47:16 2014 UTC
    # Line 282  create_initrd() Line 282  create_initrd()
    282   # setup modprobe conf too   # setup modprobe conf too
    283   [[ ! -d $(dirname ${uvesafb_config}) ]] && install -d $(dirname ${uvesafb_config})   [[ ! -d $(dirname ${uvesafb_config}) ]] && install -d $(dirname ${uvesafb_config})
    284   cat > ${uvesafb_config} << EOF   cat > ${uvesafb_config} << EOF
    285  # This file sets the parameters for uvesafb module.  # This file sets the parameters for uvesafb module.
    286  # The following format should be used:  # The following format should be used:
    287  # options uvesafb mode_option=<xres>x<yres>[-<bpp>][@<refresh>] scroll=<ywrap|ypan|redraw> ...  # options uvesafb mode_option=<xres>x<yres>[-<bpp>][@<refresh>] scroll=<ywrap|ypan|redraw> ...
    288  #  #
    # Line 315  EOF Line 315  EOF
    315   ${chroot} mkinitrd -f ${initrd} ${kernel}   ${chroot} mkinitrd -f ${initrd} ${kernel}
    316  }  }
    317    
    318    is_mounted()
    319    {
    320     local item
    321     local mount
    322     local method
    323     method="$1"
    324     item="$2"
    325    
    326     [ -e /proc/mounts ] || return 1
    327    
    328     case ${method} in
    329     --location) mount="$(grep "[[:space:]]${item}[[:space:]]" /proc/mounts | cut -d ' ' -f2)" ;;
    330     --device) mount="$(grep "^${item}[[:space:]]" /proc/mounts | cut -d ' ' -f1)" ;;
    331     --filesystem) mount="$(grep "[[:space:]]${item}[[:space:]]" /proc/mounts | cut -d ' ' -f3)" ;;
    332     *) echo "unknown method '${method}'"; return 1 ;;
    333     esac
    334     [[ ${mount} != ${item} ]] && return 1
    335    
    336     return 0
    337    }
    338    
    339    iface_has_link()
    340    {
    341     local interface="$1"
    342     local flags
    343    
    344     [[ -n ${interface} ]] || return 2
    345     interface="/sys/class/net/${interface}"
    346     [[ -d ${interface} ]] || return 2
    347     flags=$(cat ${interface}/flags)
    348     echo $((${flags}|0x41)) > ${interface}/flags # 0x41: IFF_UP|IFF_RUNNING
    349     [[ $(cat ${interface}/carrier) = 1 ]] || return 1
    350    }
    351    
    352  chrooted()  chrooted()
    353  {  {
    354   local cmd="$@"   local cmd="$@"
    355    
    356   mount -t sysfs sysfs ${INSTALL_ROOT}/sys   is_mounted --location ${INSTALLROOT}/sys || mount -t sysfs sysfs ${INSTALLROOT}/sys
    357   mount -t proc proc ${INSTALL_ROOT}/proc   is_mounted --location ${INSTALLROOT}/proc || mount -t proc proc ${INSTALLROOT}/proc
    358   mount -o bind /dev ${INSTALL_ROOT}/dev   is_mounted --location ${INSTALLROOT}/dev || mount -o bind /dev ${INSTALLROOT}/dev
    359    
    360   chroot ${INSTALL_ROOT} ${cmd}   chroot ${INSTALLROOT} ${cmd}
    361    
    362   umount ${INSTALL_ROOT}/dev   is_mounted --location ${INSTALLROOT}/dev && umount ${INSTALLROOT}/dev
    363   umount ${INSTALL_ROOT}/proc   is_mounted --location ${INSTALLROOT}/proc && umount ${INSTALLROOT}/proc
    364   umount ${INSTALL_ROOT}/sys   is_mounted --location ${INSTALLROOT}/sys && umount ${INSTALLROOT}/sys
    365  }  }
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