Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

Linux¶¨Ê±Æ÷ Ïê½â[ת]


[ת]Linux¶¨Ê±Æ÷

ºËÖ÷ÒªÐèÒªÁ½ÖÖÀàÐ͵Äʱ¼ä£º


1.

ÔÚÄÚºËÔËÐÐÆÚ¼ä³ÖÐø¼Ç¼µ±Ç°µÄʱ¼äÓëÈÕÆÚ£¬ÒÔ±ãÄں˶ÔijЩ¶ÔÏóºÍʼþ×÷ʱ¼ä±ê¼Ç£¨

timestamp

£¬Ò²³ÆÎª



ʱ¼ä´Á



£©£¬»ò¹©ÓÃ



»§Í¨¹ýʱ¼ä

syscall

½øÐмìË÷¡£


2.

ά³ÖÒ»¸ö¹Ì¶¨ÖÜÆÚµÄ¶¨Ê±Æ÷£¬ÒÔÌáÐÑÄں˻òÓû§Ò»¶Îʱ¼äÒѾ­¹ýÈ¥ÁË¡£


PC

»úÖеÄʱ¼äÊÇÓÐÈýÖÖʱÖÓÓ²¼þÌṩµÄ£¬¶øÕâЩʱÖÓÓ²¼þÓÖ¶¼»ùÓڹ̶¨ÆµÂʵľ§ÌåÕñµ´Æ÷À´ÌṩʱÖÓ·½²¨ÐźÅÊäÈë¡£ÕâÈýÖÖʱÖÓÓ²¼þ



ÊÇ£º£¨

1

£©ÊµÊ±Ê±ÖÓ£¨

Real Time Clock

£¬

RTC

£©£»£¨

2

£©¿É±à³Ì¼ä¸ô¶¨Ê±Æ÷£¨

Programmable Interval Timer

£¬

PIT

£©£»£¨

3

£©



ʱ¼ä´Á¼ÆÊýÆ÷£¨

Time Stamp Counter

£¬

TSC

£©¡£



7

£®

1

ʱÖÓÓ²¼þ


7

£®

1

£®

1

ʵʱʱÖÓ

RTC

×Ô´Ó

IBM PC AT

Æð£¬ËùÓеÄ

PC

»ú¾Í¶¼°üº¬ÁËÒ»¸ö½Ð×öʵʱʱÖÓ£¨

RTC

£©µÄʱÖÓоƬ£¬ÒÔ±ãÔÚ

PC

»ú¶ÏµçºóÈÔÈ»Äܹ»¼ÌÐø±£³Öʱ¼ä¡£ÏÔ



È»£¬

RTC

ÊÇͨ¹ýÖ÷°åÉÏµÄµç³ØÀ´¹©µçµÄ£¬¶ø²»ÊÇͨ¹ý

PC

»úµçÔ´À´¹©µçµÄ£¬Òò´Ëµ±

PC

»ú¹ØµôµçÔ´ºó£¬

RTC

ÈÔÈ»»á¼ÌÐø¹¤×÷¡£Í¨



³££¬

CMOS RAM

ºÍ

RTC

±»¼¯³Éµ½Ò»¿éоƬÉÏ£¬Òò´Ë

RTC

Ò²³Æ×÷

“CMOS Timer”

¡£×î³£¼ûµÄ

RTC

оƬÊÇ

MC146818

£¨

Motorola

£©ºÍ


DS12887

£¨

maxim

£©£¬

DS12887

ÍêÈ«¼æÈÝÓÚ

MC146818

£¬²¢ÓÐÒ»¶¨µÄÀ©Õ¹¡£±¾½ÚÄÚÈÝÖ÷Òª»ùÓÚ

MC146818

ÕâÒ»±ê×¼µÄ

RTC

оƬ¡£¾ßÌåÄÚ



ÈÝ¿ÉÒԲο¼

MC146818

µÄ

Datasheet

¡£


Ïà¹ØÎĵµ£º

linux pppoe

ÊÖÍ·Óиöep9315µÄ°å£¬½ñÌìͻȻÏëÆðÅÜÒ»ÏÂadslÉÏÍø¡£ÍíÉÏ»ØÀ´¾Í¿ªÊ¼¸ã¡£
´Ó10µãµ½ÏÖÔÚ£¬ÖÕÓÚÄܹ»ÅÜÆðÀ´¡£
¸ø´ó¼Ò½è¼øÒ»Ï¡£
1.±àÒëÄںˣ¬°ÑpppµÄÄÇЩѡÏîÑ¡ÉÏ¡£ (ÎÒÓÃ2.6.8.1µÄkernel£¬cirrus µÄpatch)
2.libpcap-0.9.1 Õâ¸ö°üÊÇpppdÐèÒªµÄ¡£
./configure CC=arm-linux-gcc CFLAGS=-msoft-float --target=arm-linu ......

Linux——linuxÃüÁ


NO
·ÖÀà
PS1
ÃüÁîÃû
Ó÷¨¼°²ÎÊý
¹¦ÄÜ×¢½â
1
ÏÔʾĿ¼ÐÅÏ¢
#
ls
ls -a
Áгöµ±Ç°Ä¿Â¼ÏµÄËùÓÐÎļþ£¬°üÀ¨ÒÔ.Í·µÄÒþº¬Îļþ
#
ls
ls -l»òll
Áгöµ±Ç°Ä¿Â¼ÏÂÎļþµÄÏêϸÐÅÏ¢
#
ls
ls -a
ÏÔʾËùÓÐÎļþ£¬°üº¬Òþ²Ø¡£
#
ls
ls -al
ÏÔʾËùÓÐÎļþµÄÏêϸÐÅÏ¢¡£
2
²é¿´Â·¾¶
#
pwd
pwd
......

´ÓSD¿¨Æô¶¯linuxϵͳ

  -------------------------------------------------------------------------------------------------------
//By:yuyongbao
//QQ:673360056
//ƽ̨powerpc mpc8379e linux 2.6.22
£±¡¢ÏÈÓÃfdisk ¸øSD¿¨·ÖÇø£¬ÓÃ×÷Îļþϵͳ¡£
½«¶Á¿¨Æ÷²åÈëPC»úÐéÄâ»ú£¬ÔÚPC»úÉÏÖ´ÐÐfdisk /dev/sdb
Ñ¡Ôñn¡¡¡£¡£¡£¡£¡£¡£¡£¡£² ......

Linux ÎÞÏßÍøÂç¼¼Êõ: WLAN

µ±½ñ£¬²»¿¼ÂÇ Linux ºÍÎÞÏßÍøÂç¼¼ÊõµÄ»°£¬¾ÍÎÞ·¨Ì¸µ½¼ÆËã»úºÍÍøÂç¡£ÔÚÕâÆªÎÄÕÂÖУ¬Sreekrishnan Venkateswaran ÓÃ
Linux ¹Ûµã²ûÊÍÁËͨ¹ý WLAN¡¢Bluetooth¡¢GPRS¡¢GSM ÒÔ¼° IrDA
ʵÏÖÎÞÏßÁªÍø¡£ËûʹÓø÷ÖÖ²»Í¬µÄÎÞÏßÉ豸ºÍÏàÓ¦µÄÄں˲㣬ÒÔ¼°Óû§¿Õ¼ä¹¤¾ßÀ´Ê¾·¶ËüÃÇÔÚ Linux ÏÂÈçºÎ¹¤×÷¡£
ÎÞÏß¼¼Êõ£¬ÀýÈç
WLAN (Wireles ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ