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# $UNION will be used as a root directory, livecd modules will be added soon.
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# $UNION will be used as a root directory, livecd modules will be added soon.
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echolog "setup union on $UNION"
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echolog "setup union on $UNION"
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mkdir -p $UNION
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mkdir -p $UNION
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mkdir -p $MEMORY
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mkdir -p $MEMORY
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# looking for changes= parameter
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CHANGESDEV="`cmdline_value changes`"
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CHANGESVAL="`cmdline_value changes`"
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if [ "$CHANGESDEV" != "" ]; then
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if [ "$CHANGESVAL" != "" ]; then
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    # disable kernel warnings
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   echo "mounting $CHANGESDEV to $MEMORY"
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    PRINTK=`cat /proc/sys/kernel/printk`
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   # we may need usb and sata support
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    echo "0" >/proc/sys/kernel/printk
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    find_changes
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   modprobe_usb_sata_modules
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    # enable kernel warnings
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   mount_device $CHANGESDEV $MEMORY
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    echo "$PRINTK" >/proc/sys/kernel/printk
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fi
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else false; fi
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$DEBUGCMD
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# mount tmpfs only in the case when changes= boot parameter was empty
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# mount tmpfs only in the case when changes= boot parameter was empty
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if [ "$CHANGESVAL" = "" ]; then
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# or we were not able to mount the storage device
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    echolog "mount tmpfs"
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if [ $? -ne 0 ]; then mount -t tmpfs -o "size=$RAMSIZE" tmpfs $MEMORY; fi
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    mount -t tmpfs -o "size=$RAMSIZE" tmpfs $MEMORY
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    $DEBUGCMD
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fi
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mkdir -p $CHANGES
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mkdir -p $CHANGES
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mkdir -p $COPY2RAM
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mkdir -p $COPY2RAM
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mkdir -p $IMAGES
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mkdir -p $IMAGES
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$DEBUGCMD
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$DEBUGCMD
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# try to find livecd data directory. If not found, try modprobing
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# try to find livecd data directory. If not found, try modprobing
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# USB and SATA kernel modules and repeat the find procedure again
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# USB and SATA kernel modules and repeat the find procedure again
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echolog "looking for data modules"
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echolog "looking for data modules"
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# disable kernel warnings
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PRINTK=`cat /proc/sys/kernel/printk`
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echo "0" >/proc/sys/kernel/printk
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DATA="`find_live_data_dir $MOUNTDIR`";
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DATA="`find_live_data_dir $MOUNTDIR`"
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# enable kernel warnings
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echo "$PRINTK" >/proc/sys/kernel/printk
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if [ "$DATA" = "" ]; then modprobe_usb_sata_modules; DATA="`find_live_data_dir $MOUNTDIR`"; fi
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if [ "$DATA" = "" ]; then modprobe_usb_sata_modules; DATA="`find_live_data_dir $MOUNTDIR`"; fi
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if [ "$DATA" = "" ]; then fatal "Data for LiveCD not found."; fi
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if [ "$DATA" = "" ]; then fatal "Data for LiveCD not found."; fi
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echolog "LiveCD found in: $DATA"
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echolog "LiveCD found in: $DATA"
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$DEBUGCMD
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$DEBUGCMD