32 lines
616 B
Bash
32 lines
616 B
Bash
#!/bin/sh
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# CD boottime initializations.
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echo -n "Creating ramdisks:"
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# Set up a ramdisk to make a read-only part of the directory tree writable
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# $1 : ramdisk dev node to use
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# $2 : path to make writeable
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# $3 : ramdisk size in blocks
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create_ramdisk()
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{
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echo -n " $2"
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ramdisk $3 /dev/$1 > /dev/null
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mkfs.mfs /dev/$1 > /dev/null
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# copy files
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mount /dev/$1 /mnt > /dev/null
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(cd $2 && pax -rw . /mnt)
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umount /mnt > /dev/null
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mount /dev/$1 $2 > /dev/null
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}
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# Create /var ramdisk
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create_ramdisk ram0 /var 256
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create_ramdisk ram1 /tmp 128
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create_ramdisk ram2 /usr/run 64
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create_ramdisk ram3 /root 512
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echo
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