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分类: LINUX

2008-07-12 09:31:39

1.    目录结构

------------------------------

|-- bin
|   |-- insmod
|   |-- lvm
|   |-- modprobe -> /sbin/nash
|   `-- nash
|-- dev
|   |-- console
|   |-- mapper
|   |-- null
|   |-- ptmx
|   |-- ram -> ram1
|   |-- ram0
|   |-- ram1
|   |-- rtc
|   |-- systty
|   |-- tty
|   |-- tty0
|   |-- tty1
|   |-- tty10
|   |-- tty11
|   |-- tty12
|   |-- tty2
|   |-- tty3
|   |-- tty4
|   |-- tty5
|   |-- tty6
|   |-- tty7
|   |-- tty8
|   |-- tty9
|   |-- ttyS0
|   |-- ttyS1
|   |-- ttyS2
|   |-- ttyS3
|   `-- zero
|-- etc
|   `-- lvm
|       `-- lvm.conf
|-- init
|-- lib
|   |-- dm-mirror.ko
|   |-- dm-mod.ko
|   |-- dm-snapshot.ko
|   |-- dm-zero.ko
|   |-- ehci-hcd.ko
|   |-- ext3.ko
|   |-- jbd.ko
|   |-- mptbase.ko
|   |-- mptscsih.ko
|   |-- mptspi.ko
|   |-- ohci-hcd.ko
|   |-- scsi_mod.ko
|   |-- scsi_transport_spi.ko
|   |-- sd_mod.ko
|   `-- uhci-hcd.ko
|-- proc
|-- sbin -> bin
|-- sys
`-- sysroot

--------------------------------

2.    init脚本内容如下:

--------------------------------

#!/bin/nash

mount -t proc /proc /proc
setquiet
echo Mounting proc filesystem
echo Mounting sysfs filesystem
mount -t sysfs /sys /sys
echo Creating /dev
mount -o mode=0755 -t tmpfs /dev /dev
mkdir /dev/pts
mount -t devpts -o gid=5,mode=620 /dev/pts /dev/pts
mkdir /dev/shm
mkdir /dev/mapper
echo Creating initial device nodes
mknod /dev/null c 1 3
mknod /dev/zero c 1 5
mknod /dev/systty c 4 0
mknod /dev/tty c 5 0
mknod /dev/console c 5 1
mknod /dev/ptmx c 5 2
mknod /dev/rtc c 10 135
mknod /dev/tty0 c 4 0
mknod /dev/tty1 c 4 1
mknod /dev/tty2 c 4 2
mknod /dev/tty3 c 4 3
mknod /dev/tty4 c 4 4
mknod /dev/tty5 c 4 5
mknod /dev/tty6 c 4 6
mknod /dev/tty7 c 4 7
mknod /dev/tty8 c 4 8
mknod /dev/tty9 c 4 9
mknod /dev/tty10 c 4 10
mknod /dev/tty11 c 4 11
mknod /dev/tty12 c 4 12
mknod /dev/ttyS0 c 4 64
mknod /dev/ttyS1 c 4 65
mknod /dev/ttyS2 c 4 66
mknod /dev/ttyS3 c 4 67
echo Setting up hotplug.
hotplug
echo Creating block device nodes.
mkblkdevs
echo "Loading uhci-hcd.ko module"
insmod /lib/uhci-hcd.ko
echo "Loading ohci-hcd.ko module"
insmod /lib/ohci-hcd.ko
echo "Loading ehci-hcd.ko module"
insmod /lib/ehci-hcd.ko
mount -t usbfs /proc/bus/usb /proc/bus/usb
echo "Loading jbd.ko module"
insmod /lib/jbd.ko
echo "Loading ext3.ko module"
insmod /lib/ext3.ko
echo "Loading scsi_mod.ko module"
insmod /lib/scsi_mod.ko
echo "Loading sd_mod.ko module"
insmod /lib/sd_mod.ko
echo "Loading scsi_transport_spi.ko module"
insmod /lib/scsi_transport_spi.ko
echo "Loading mptbase.ko module"
insmod /lib/mptbase.ko
echo "Loading mptscsih.ko module"
insmod /lib/mptscsih.ko
echo "Loading mptspi.ko module"
insmod /lib/mptspi.ko
echo "Loading dm-mod.ko module"
insmod /lib/dm-mod.ko
echo "Loading dm-mirror.ko module"
insmod /lib/dm-mirror.ko
echo "Loading dm-zero.ko module"
insmod /lib/dm-zero.ko
echo "Loading dm-snapshot.ko module"
insmod /lib/dm-snapshot.ko
echo Waiting for driver initialization.
stabilized --hash --interval 250 /proc/scsi/scsi
echo Making device-mapper control node
mkdmnod
mkblkdevs
echo Scanning logical volumes
lvm vgscan --ignorelockingfailure
echo Activating logical volumes
lvm vgchange -ay --ignorelockingfailure   VolGroup00
resume /dev/VolGroup00/LogVol01
echo Creating root device.
mkrootdev -t ext3 -o defaults,ro /dev/VolGroup00/LogVol00
echo Mounting root filesystem.
mount /sysroot
echo Setting up other filesystems.
setuproot
echo Switching to new root and running init.
switchroot

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