Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

LinuxÉ豸ģÐÍÖ®input×ÓϵͳÏê½â(Ò»)

------------------------------------------ 
±¾ÎÄϵ±¾Õ¾Ô­´´,»¶Ó­×ªÔØ! 
תÔØÇë×¢Ã÷³ö´¦:http://ericxiao.cublog.cn/ 
------------------------------------------ 
Ò»£ºÇ°ÑÔ 
ÔÚ¼üÅÌÇý¶¯´úÂë·ÖÎöµÄ±Ê¼ÇÖУ¬½Ó´¥µ½ÁËinput×Óϵͳ.¼üÅÌÇý¶¯£¬¼üÅÌÇý¶¯½«¼ì²âµ½µÄËùÓа´¼ü¶¼Éϱ¨¸øÁËinput×Óϵͳ¡£Input×ÓϵͳÊÇËùÓÐI/OÉ豸Çý¶¯µÄÖмä²ã£¬ÎªÉϲãÌṩÁËÒ»¸öͳһµÄ½çÃæ¡£ÀýÈ磬ÔÚÖÕ¶ËϵͳÖУ¬ÎÒÃDz»ÐèҪȥ¹ÜÓжàÉÙ¸ö¼üÅÌ£¬¶àÉÙ¸öÊó±ê¡£ËüÖ»Òª´Óinput×ÓϵͳÖÐȥȡ¶ÔÓ¦µÄʼþ(°´¼ü£¬Êó±êÒÆλµÈ)¾Í¿ÉÒÔÁË¡£½ñÌì¾Í¶Ôinput×Óϵͳ×öÒ»¸öÏ꾡µÄ·ÖÎö. 
ÏÂÃæµÄ´úÂëÊÇ»ùÓÚlinux kernel 2.6.25.·ÖÎöµÄ´úÂëÖ÷ҪλÓÚkernel2.6.25/drivers/inputÏÂÃæ. 
¶þ£ºÊ¹ÓÃinput×ÓϵͳµÄÀý×Ó 
ÔÚÄÚºË×Ô´øµÄÎĵµDocumentation/input/input-programming.txtÖС£ÓÐÒ»¸öʹÓÃinput×ÓϵͳµÄÀý×Ó£¬²¢¸½´øÏàÓ¦µÄ˵Ã÷¡£ÒÔ´ËΪÀý·ÖÎöÈçÏ£º 
#include <linux/input.h> 
#include <linux/module.h> 
#include <linux/init.h> 
  
#include <asm/irq.h> 
#include <asm/io.h> 
  
static void button_interrupt(int irq, void *dummy, struct pt_regs *fp) 

        input_report_key(&button_dev, BTN_1, inb(BUTTON_PORT) & 1); 
        input_sync(&button_dev); 

  
static int __init button_init(void) 

        if (request_irq(BUTTON_IRQ, button_interrupt, 0, "button", NULL)) { 
                printk(KERN_ERR "button.c: Can't allocate irq %d\n", button_irq); 
                return -EBUSY; 
        } 
  
        button_dev.evbit[0] = BIT(EV_KEY); 
        button_dev.keybit[LONG(BTN_0)] = BIT(BTN_0);&n


Ïà¹ØÎĵµ£º

LinuxÈëÃűʼÇÎå

Shell½Å±¾¼°Æä³É·Ö
ShellÊÇÒ»¸ö¹¦ÄÜÇ¿´óµÄ±à³ÌÓïÑÔ¡£ÓÃShell±àдµÄÅú´¦ÀíÎļþ³ÆΪShell½Å±¾¡¢
Shell½Å±¾µÄ³É·Ö
-×¢ÊͲ¿·Ö
 ÒÔ#¿ªÍ·µÄÐÐ
-ÃüÁî
 ÔÚShell½Å±¾ÖпÉÒÔ³öÏÖÈκÎÔÚ½»»¥·½Ê½Ï¿ÉÒÔʹÓõÄÃüÁî
-±äÁ¿
 ¼È¿ÉÒÔʹÓÃÓû§×Ô¶¨ÒåµÄ±äÁ¿£¬Ò²¿ÉÒÔʹÓÃϵͳ»·¾³±äÁ¿
-Á÷³Ì¿ØÖÆ
 ¶ÔÃüÁîµÄÖ´ÐÐÁ÷³ ......

LinuxϵͳÏ»ù±¾ÃüÁî

LinuxϵͳÏ»ù±¾ÃüÁ ÒªÇø·Ö´óСд uname ÏÔʾ°æ±¾ÐÅÏ¢£¨Í¬win2KµÄ ver£© dir ÏÔʾµ±Ç°Ä¿Â¼Îļþ,ls -al ÏÔʾ°üÀ¨Òþ²ØÎļþ£¨Í¬win2KµÄ dir£© pwd ²éѯµ±Ç°ËùÔÚµÄĿ¼λÖà cd cd¡¡..»Øµ½ÉÏÒ»²ãĿ¼£¬×¢Òâcd Óë..Ö®¼äÓпոñ¡£cd¡¡/·µ»Øµ½¸ùĿ¼¡£ cat ÎļþÃû ²é¿´ÎļþÄÚÈÝ cat >abc.txt Íùabc.txtÎļþÖÐдÉÏÄÚÈÝ¡£ more Î ......

linuxÖпìËÙ²éÕÒÎļþ

Ö÷ÒªÓÐÏÂÃæÈýÖÖ·½Ê½£º
1.whereis ÎļþÃû
Ìصã:¿ìËÙ, Ö´ÐÐ׼ȷ²éÕÒ¡£
2.find / -name ÎļþÃû
²é³öºÜ¶à¶«Î÷£¬Óкܶà
“Permission Denied".
#find / -name php.ini
3.locate ÎļþÃû
×î¿ìµÄ·½·¨.Ö´ÐÐÄ£ºý²éÕÒ¡£
×¢Òâ:µÚÒ»´ÎʹÓøÃÃüÁî,¿ÉÄÜÐèÒª¸üÐÂÊý¾Ý¿â,°´ÕÕÌáʾµÄÃüÁîÖ´ÐÐһϾͺÃÁË.
ÕâÀï¾ÍҪ˵˵loc ......

[תÔØ]LinuxÈȲå°Î

 
½«¿ÉÒƶ¯É豸Á¬Èëϵͳʱ£¬ÏµÍ³µÄºǫ́ÖлáÒÀ´Î·¢ÉúÈçÏÂʼþ£º
l Äں˼ì²âµ½ÐÂÓ²¼þ²åÈ룬Ȼºó·Ö±ð֪ͨhotplugºÍudev¡£Ç°ÕßÓÃÀ´×°ÈëÏàÓ¦µÄÄÚºËÄ£¿é(Èçusb-storage)£¬¶øºóÕßÓÃÀ´ÔÚ/devÖд´½¨ÏàÓ¦µÄÉ豸½Úµã(Èç/dev/sda1)¡£
l udev´´½¨ÁËÏàÓ¦µÄÉ豸½ÚµãÖ®ºó£¬»á½«ÕâÒ»ÏûϢ֪ͨhalµÄÊØ»¤³ÌÐò(hald)¡£µ±È»udev»¹µÃ±£Ö¤Ð ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ