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ÃèÊöÆðÓÚ£ºlinux-2.6.11/init/main.cÖк¯Êý static int init(void * unused)
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ϵͳ¾µÏñ£º/boot/initrd-2.6.11.12.img£¨ÒÔ2.6.11.12ÄÚºËΪÀý£©Òѱ»grub¼ÓÔص½
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[root@wj-server1 tmp]# cd /tmp
[root@wj-server1 tmp]# cp /boot/initrd-2.6.11.12.img /tmp/initrd-2.6.11.12.gz
[root@wj-server1 tmp]# gunzip initrd-2.6.11.12.gz
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[root@wj-server1 tmp]# ls -l initrd-2.6.11.12
-rw-r--r-- 1 root root 846848 7ÔÂ 31 17:01 initrd-2.6.11.12
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[root@wj-server1 tmp]# mkdir initrd
[root@wj-server1 tmp]# cd initrd
[root@wj-server1 initrd]# cpio -i < ../initrd-2.6.11.12
1654 blocks
[root@wj-server1 initrd]# ls
bin bootsplash dev etc init lib loopfs proc sbin sys sysroot
[root@wj-server1 initrd]# find .
.
./lib
./bin
./bin/nash
./bin/insmod
./bin/modprobe
./bin/hotplug
./etc
./dev
./dev/console
./dev/null
./dev/ram
./dev/systty
./dev/tty1
./dev/tty2
./dev/tty3
./dev/tty4
./loopfs
./proc
./sys
./sysroot
./sbin
./init
./bootsplash
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/bin Ŀ¼ÏµÄËĸöÓÃÓÚÆô¶¯ºÍÇл»µ½Ó²ÅÌÉϵijÌÐò£º
nash(ÓÃÓÚ´¦Àí¸ùĿ¼ÏµÄ/init½Å±¾)¡¢insmodºÍmodprobeÀ´¼ÓÔØÄÚºËÇý¶¯¡¢hotplugÓÃ
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/dev Ŀ¼Ïµİ˸öÉ豸Îļþ
/init ÊǸönashµÄÆô¶¯½Å±¾Îļþ
/bootsplash ÊÇÄں˴òÁËbootsplash²¹¶¡ºó£¬»áÔÚ¶Ô¸ÃÎļþ½øÐжÁÈ¡²Ù×÷£¬È»ºó½«¸ÃÎļþ
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[root@wj-server1 initrd]# dmesg | grep -i bootsplash
bootsplash 3.1.6-2004/03/31: looking for picture... silentjpeg size 36270 bytes,
...found (1024x768, 19600 bytes, v3).
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