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

LinuxÄÚºËÉ豸ģÐÍ(4)

ÒëÕߣº¹ùÉÙ±¯
2009/12/02
Ô­ÎÄ£ºlinux/Documentation/driver-model/class.txt
É豸Àà
½éÉÜ
~~~~
Ò»¸öÉ豸ÀàÃèÊöÁËÒ»ÀàµÄÉ豸£¬ÀýÈçÓïÒôÉ豸»òÕßÍøÂçÉ豸¡£ÏÂÃæÊÇÒѶ¨ÒåµÄÉ豸Àà:
<Insert List of Device Classes Here>
ÿ¸öÉ豸ÀඨÒåÁËÒ»Ì×Óï·¨ºÍÉ豸×ñÑ­µÄ±à³Ì½Ó¿Ú¡£É豸Çý¶¯¾ÍÊÇÎªÌØ¶¨×ÜÏßÉϵÄ
ÌØ¶¨É豸¶øÍê³ÉµÄÕâÌ×±à³Ì½Ó¿ÚʵÏÖ¡£
¶ÔÓÚÒ»¸öÉ豸פ×ãÔÚÄĸö×ÜÏßÉÏ£¬É豸ÀàÊDz»¿ÉÖªµÄ¡£
±à³Ì½Ó¿Ú
~~~~~~~~
É豸ÀàµÄÊý¾Ý½á¹¹ÈçÏ£º
typedef int (*devclass_add)(struct device *);
typedef void (*devclass_remove)(struct device *);
struct device_class {
    char            * name;
    rwlock_t        lock;
    u32            devnum;
    struct list_head    node;
    struct list_head    drivers;
    struct list_head    intf_list;
    struct driver_dir_entry    dir;
    struct driver_dir_entry    device_dir;
    struct driver_dir_entry    driver_dir;
    devclass_add        add_device;
    devclass_remove        remove_device;
};
Ò»¸öµäÐ͵ÄÉ豸ÀàÀàËÆÈç϶¨Ò壺
struct device_class input_devclass = {
        .name        = "input",
        .add_device    = input_add_device,
    .remove_device    = input_remove_device,
};
ÿ¸öÉ豸ÀàÊý¾Ý½á¹¹·ÅÔÚÒ»¸öÍ·ÎļþÀïµ¼³ö£¬Òò´ËËüÄܹ»±»Çý¶¯£¬À©Õ¹³ÌÐòºÍ½Ó¿Ú
ʹÓá£
ÄÚºËÀïÉ豸ÀàµÄ×¢²áºÍ×¢Ïúº¯Êý½Ó¿ÚÈçÏÂËùʾ£º
int devclass_register(struct device_class * cls);
void devclass_unregister(struct device_class * cls);
É豸
~~~~
µ±É豸°ó¶¨µ½Çý¶¯ÉÏ£¬Ëü¾Í»á±»Ìí¼Ó


Ïà¹ØÎĵµ£º

ʵսLinux Bluetooth±à³Ì£¨ËÄ£© L2CAP²ã±à³Ì

£¨L2CAPЭÒé¼ò½é£¬L2CAPÔÚBlueZÖеÄʵÏÖÒÔ¼°L2CAP±à³Ì½Ó¿Ú£©
Ò»£ºL2CAPЭÒé¼ò½é£º
Logical Link Control and Adaptation Protocol(L2CAP)
Âß¼­Á¬½Ó¿ØÖƺÍÊÊÅäЭÒé (L2CAP) ΪÉϲãЭÒéÌá¹©ÃæÏòÁ¬½ÓºÍÎÞÁ¬½ÓµÄÊý¾Ý·þÎñ£¬²¢Ìṩ¶àЭÒ鹦ÄܺͷָîÖØ×é²Ù×÷¡£L2CAP ³äÐíÉϲãЭÒéºÍÓ¦ÓÃÈí¼þ´«ÊäºÍ½ÓÊÕ×î´ó³¤¶ÈΪ 64K µÄ L2CAP Ê ......

linuxÏÂÎÞÏßÍø¿¨µÄÅäÖÃ


³£¼ûµÄÎÞÏß¼ÓÃÜ·½Ê½ÓÐwepºÍwpaÁ½´óÀà¡£
1.WEP¼ÓÃÜ·½Ê½
    ÕâÖÖ·½Ê½¼ÓÃܵÄÎÞÏ߿ͻ§¶Ë¿ÉÖ±½ÓÓÃwireless-toolsÍê³ÉÎÞÏßÁ¬½ÓµÄ½¨Á¢¡£
ÈÝÒ×±»ºöÂÔµÄÒªµãÊÇÔÚÄÚºËÖÐÑ¡ÖÐieee80211_crypt_wepºÍieee80211_crypt£¬µ±È»»ù´¡µÄÎÞÏßÇý¶¯»¹ÊǵÃÔ¤ÏÈ×°ºÃ¡£
È»ºóÓÃ
iwconfig wlan0 essid "ÎÞÏßessid" channel <Ê ......

Apache LinuxÉÏRPM°üÐ¶ÔØ ±¸Íü

[root@apache02 home]# rpm -q -a|grep http
httpd-2.0.52-25.ent
httpd-manual-2.0.52-25.ent
system-config-httpd-1.3.1-1
httpd-devel-2.0.52-25.ent
httpd-suexec-2.0.52-25.ent
#rpm -e httpd-2.0.52-25.ent
error: Failed dependencies:
        httpd-mmn = 20020903 is ......

Linux²Ù×÷ϵͳϹØÓÚTopÃüÁîµÄ²ÎÊýÏê½â

TopÃüÁîÊÇLinuxϳ£ÓõÄÐÔÄÜ·ÖÎö¹¤¾ß£¬Äܹ»ÊµÊ±ÏÔʾϵͳÖи÷¸ö½ø³ÌµÄ×ÊÔ´Õ¼ÓÃ×´¿ö£¬ÀàËÆÓÚWindowsµÄÈÎÎñ¹ÜÀíÆ÷¡£ÏÂÃæÏêϸ½éÉÜËüµÄʹÓ÷½·¨¡£
top - 01:06:48 up  1:22,  1 user,  load average: 0.06, 0.60, 0.48
Tasks:  29 total,   1 running,  28 sleeping,   0 stopp ......

¹ØÓÚLinuxµÄalsaÒôƵÎÊÌâ½â¾ö

      µ½½ñÈÕ£¬ÔÚandroidƽ̨Éϵ÷ÊÔÉùÒôµÄ·½ÃæÖÕÓÚÓÐÁ˽øÕ¹£¬Ô­À´ÊÇÐèÒª¸ÄÒ»¸öÅäÖÃÎļþ£¬Ä¿Ç°Ö»Êǽâ¾öÁËÎÊÌ⣬¾ßÌåÔ­ÒòÒÔºóÔÙ·ÖÎö¡£Ó²¼þƽ̨ÊÇ6410+WM9714£¬Èí¼þƽ̨ÊÇANDROID¡£ÏÖÔÚÓÉÓÚandroidϵͳÆô¶¯Ê±£¬¼ÓÔØÒôƵ·þÎñ²»³É¹¦£¬´¦ÓÚÒ»¸öËÀÑ­»·ÖУ¬ÀÏÍ£Ôڵǽ½çÃæ¡£´Ëʱ´òÓ¡µÄLogcatÐÅÏ¢ÈçÏ£º
......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ