???????? (? PCI ?USB ??)? - PowerPoint PPT Presentation

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???????? (? PCI ?USB ??)?

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Title: ???????? (? PCI ?USB ??)?


1
? 10 ? ?????????
  • ??
  • ???????
  • ???????
  • ?????
  • ?????
  • ??????
  • ?????????
  • ??????
  • ????????

2
10-1 ??????? (1)
  • ?????????
  • ???????? (? PCI ?USB ??)?
  • ???? (? Centronics)?IO ??? (? ?????)
  • IO ?? (? IDE ?SCSI)

3
10-1 ??????? (2)
  • ??????

4
10-1 ??????? (3)
  • ?????????

5
10-2 ??????? (1)
  • ?????? (Disk Operating System, DOS)
  • ????????????
  • ??????????????????????????
  • ??????
  • DOS ???????

6
10-2 ??????? (2)
  • DOS ??????

7
10-2 ??????? (3)
  • ????????? ??????
  • ??????????????
  • ????(Device file)
  • ????(Block driver)
  • ????(Character driver)
  • ????(File system)
  • ????(System call)

8
10-3 ????? (1)
  • ?????
  • ????????,??????,???????????
  • 5.25 ???
  • ??A, B
  • ??80
  • ??30
  • ????512 Byte
  • ????512 30 80 2 1.2 Mbyte
  • ????????

9
10-3 ????? (2)
  • ?????
  • ?????????
  • ??????????,?????
  • ??????????,??????/?????
  • ????????/???????

10
10-3 ????? (3)
  • ??
  • ??????????? (??)
  • ??????????,?? ???
  • ???? ??? ?? ?? ????

11
10-4 ????? (1)
  • ??????????????????,????????????(???????????? ??)?
  • ????
  • ????????(/dev/hda)
  • /dev/hda0?? 0 k-1
  • /dev/hda1?? k n-1
  • /dev/hda2?? n m-1

12
10-4 ????? (2)
  • ???? (1)
  • ????

13
10-4 ????? (3)
  • ???? (2)
  • ????

14
10-4 ????? (4)
  • ???? (3)
  • ????

15
10-4 ????? (5)
  • Unix/Linux ???????
  • ?????????????
  • ? Fedora core
  • /boot??????
  • / ???????
  • /var ????????????
  • /usr ??????,????????
  • /home ??????
  • Swap ???
  • ????,? database, .?

16
10-5 ?????? (1)
  • ?????????

17
10-5 ?????? (2)
  • ????
  • ?????????
  • df

tsnien_at_Secure-1 df -i ????
Inode I?? I?? I?? ??? /dev/hdb6
130560 8489 122071 7 / /dev/hdb1
130560 32 130528 1 /boot tmpfs
32013 1 32012 1
/dev/shm /dev/hdb3 767232 15654
751578 3 /home /dev/hdb8 130560
11 130549 1 /opt /dev/hdb7
130560 23 130537 1 /tmp /dev/hdb2
12812288 185427 12626861 2
/usr /dev/hdb9 130560 2748 127812
3 /var
18
10-5 ?????? (3)
  • ????
  • ????????????
  • ?????????????
  • ???????????
  • ???????????
  • df

tsnien_at_Secure-1 df ???? 1K-??
?? ?? ?? ??? /dev/hdb6
505604 234601 244899 49 / /dev/hdb1
505604 13988 465512 3
/boot tmpfs 128052 0
128052 0 /dev/shm /dev/hdb3
2972268 833608 1985240 30 /home /dev/hdb8
505604 10545 468955 3
/opt /dev/hdb7 505604 10553
468947 3 /tmp /dev/hdb2 49594228
4457284 42576988 10 /usr /dev/hdb9
505604 107922 371578 23 /var
19
10-5 ?????? (4)
  • Inode ??
  • ??????
  • df -i

20
10-5 ?????? (5)
  • ?? ??? inode ??
  • ?? inode table ?????

tsnien_at_Secure-1 ls -i 418033 1
418140 mail1.txt 418347 add_user
415701 Man_user 418116 alice 417995
Man_user.txt 418746 AudFilt.dll 418807
mbox 418126 Bob 415881
openssl 418755 book 418756
picture 418754 build_file 418753 read_1
tsnien_at_Secure-1 ls -l ?? 64944 -rw-rw-r-- 1
tsnien tsnien 2 4? 26 2008 1 -rwxr--r--
1 tsnien tsnien 385 5? 11 2009
add_user drwxrwxr-x 3 tsnien tsnien 4096 7?
31 2008 alice -rw-r--r-- 1 tsnien tsnien
172032 6? 9 2009 AudFilt.dll drwxrwxr-x 2
tsnien tsnien 4096 7? 31 2008
Bob drwxrwxr-x 3 tsnien tsnien 4096 10? 2
2009 book
21
10-5 ?????? (6)
  • ?????? (1)
  • ?????

22
10-5 ?????? (6)
  • ?????? (2)
  • ??????

23
10-6 ?????????
  • ???? (???????????)
  • ????? fdisk
  • ?????? hdparm
  • ?????? mkfs
  • ?????? fsck
  • ???????? df
  • ?????? - du

24
10-7 ?????? (1)
  • ?????

25
10-7 ?????? (2)
  • ???? /etc/fstab
  • ???? - /etc/mtab

tsnien_at_Secure-1 cat /etc/fstab LABEL/
/ ext3
defaults 1 1 LABEL/boot /boot
ext3 defaults 1
2 devpts /dev/pts
devpts gid5,mode620 0 0 tmpfs
/dev/shm tmpfs defaults
0 0 LABEL/home /home
ext3 defaults 1 2 LABEL/opt
/opt ext3 defaults
1 2
tsnien_at_Secure-1 cat /etc/mtab /dev/hdb6 /
ext3 rw 0 0 /dev/hdb1 /boot ext3 rw 0 0 tmpfs
/dev/shm tmpfs rw 0 0 /dev/hdb3 /home ext3 rw 0
0 /dev/hdb8 /opt ext3 rw 0 0 /dev/hdb7 /tmp ext3
rw 0 0 /dev/hdb2 /usr ext3 rw 0 0 /dev/hdb9 /var
ext3 rw 0 0
26
10-7 ?????? (3)
  • ???? (???????)
  • ???? mount
  • ???? - umount

27
10-8 ????????
  • ?????
  • /etc
  • /bin
  • /lib
  • .
  • ?????????
  • /etc/passwd
  • /etc/shadow

28
10-9 ???????????
  • ???????????
  • 10-9-1 ??????????? ex10_1
  • 10-9-2 ???????????? ex10_2
  • 10-9-3 ?????????? ex10_3
  • 10-9-4 ?????????? ex10_4
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