the kick_khubd function, add the current hub to the Hub driver queue hub_event_list, and then wake up the hub daemon wake_up (khubd_wait) to start parsing what happened to the hub.
3. After hub_thread is awakened, It will be executed and hub_events will also be executed.
4. hub_events is the main function used to anal
Execute PS-A | grep khubd on the terminal, and the khubd process is displayed. This is the hub daemon process. Our device is inserted into the USB interface (whether it is inserted with the hub, after the sub-hub), the daemon detects the issue and then notifies the master controller of the interruption. The master cont
Do countless years of computer engineers, incredibly today USB problems, it took me one hours to solve.
The problem is that the system is used, the USB mouse is gone, then the system blue screen, see is dump RAM. I was too lazy to wait and restarted the system.
Then, after the system restarts, the mouse is lost. I can't find it anymore.
Helpless, find PS2 mouse, point to open Device Manager, incredibly
recently, users of the Win7 system have found that when the machine is turned on, the bottom right corner of the desktop will jump out of the USB root hub prompt. Sometimes it even pops up Microsoft USB 2.0 host controller simulator has been safely removed, and if you open Device Manager you will find the Microsoft
found that folder on my butt, right-click and waited for it to be thrown into the dumpster, but! The system also told me that there is no administrator rights, oh My computer I do not have administrative rights ... I am also drunk, and then I Baidu has an administrator authorized registry, finally have permission, so I decisively kicked it to the garbage box. As for the blue screen, OK, blue screens and that folder is not closed, because the cause of the blue screen I do not know why, so just s
the module with the Insmod command, which requires root privileges$sudo Insmod./secbulk.koAfter loading, use the DMESG command to see that the module has been successfully loaded[238.007970] Secbulk:secbulk loaded[238.009101] usbcore:registered new Interface driver Secbulk2.3 Compiling the DNW write tool$CD DNW$GCC-O dnw dnw.cBuild executable file after successful compilation DNW==========================It is important to use DMESG to see if the dri
. KO in the current directory.
Use the insmod command to load the module. This requires the root permission.$ Sudo insmod./secbulk. Ko
Compile the dnw Writing Tool$ CD dnw$ Gcc-O dnw. cAfter compilation is successful, the executable file dnw is generated.
Now you can download the program.
It is a binfile I downloaded through USB.
Because sometimes after dnw p
disks will be deleted)04, clean (empty the contents of the USB stick)05. Create partition primary (creates the primary partition. If it is a large active hard disk, you can set this: create partition primary size=4096, which creates a 4096M, 4G size partition so that the remaining space on the hard disk can be partitioned later. )06. Select partition 1 (move focus to current partition)07. Active (Marking the current partition as Active)08. Format Fs=
/environmentAt this time the environment variable is loaded successfully, then you can download directly, find a previous good bin file, burn write command as followsDNW2 file nameIf DNW2 can't find out whether the environment variable is not added, this command must be run in root modeSudo-iSource/etc/environmentDNW2 file nameThis should be okay, there's still a problem, look.Echo $PATH look at the environ
Tags: blog alt + U disk start demo program start desktop proc ALT actionAs a newcomer, in Linux this line has been learning for half a year, I have been on the VM virtual machine for a variety of experiments, and did not feel a lot of problems. Until one day the "guide" asked us: Will you install the Linux system on the real machine? Nani? Meng, in the evening to go home groped under, the following will be my summary and everyone to share under, a lot of advice!Today I would like to say how to m
Description
This blog is a summary of some openwrt operations last semester. Because only for the TP-LINK wr703n operation, so only for this type of router to make a summary. The summary includes:
Openwrt
Enable WiFi and set pppoe networking
Install Luci and support the Chinese interface
Add new users
Mount a USB device
Install vsftpd as an FTP server
Install transmission for offline downloadRouter hardware
Flash = 4 mb ram = 32 MB ar9331 chip belongs
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