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authorzvecr <git@zvecr.com>2019-02-18 17:03:44 +0000
committerDrashna Jaelre <drashna@live.com>2019-02-18 09:03:44 -0800
commit1a6a2a7b75dec3b20311bc6d89923fde3222ba1c (patch)
tree25a7d256f9d78a281a58095822a24a9920c5b73b /keyboards/jj4x4/tools/usb_detach.c
parent545f95c8f49b8714a2fe2d0fa0f849f305cc7ca3 (diff)
downloadqmk_firmware-1a6a2a7b75dec3b20311bc6d89923fde3222ba1c.tar.gz
qmk_firmware-1a6a2a7b75dec3b20311bc6d89923fde3222ba1c.zip
Relocate usb_detach to utils (#5121)
* Relocate usb_detach to utils * Relocate usb_detach to utils - fix up files after move
Diffstat (limited to 'keyboards/jj4x4/tools/usb_detach.c')
-rw-r--r--keyboards/jj4x4/tools/usb_detach.c33
1 files changed, 0 insertions, 33 deletions
diff --git a/keyboards/jj4x4/tools/usb_detach.c b/keyboards/jj4x4/tools/usb_detach.c
deleted file mode 100644
index c21e47a7a..000000000
--- a/keyboards/jj4x4/tools/usb_detach.c
+++ /dev/null
@@ -1,33 +0,0 @@
1/* Found at https://www.linuxquestions.org/questions/linux-hardware-18/how-to-unclaim-usb-device-558138/#post3406986 */
2#include <stdio.h>
3#include <sys/types.h>
4#include <sys/stat.h>
5#include <fcntl.h>
6#include <linux/ioctl.h>
7#include <linux/usbdevice_fs.h>
8
9int main(int argc, char**argv)
10{
11 struct usbdevfs_ioctl command;
12 int ret;
13 int fd;
14 int i;
15 if (argc>1) {
16 fd = open(argv[1],O_RDWR);
17 if (fd<1){
18 perror("unable to open file");
19 return 1;
20 }
21 for (i=0;i<255;i++){ // hack: should fetch how many interface there is.
22 command.ifno = i;
23 command.ioctl_code = USBDEVFS_DISCONNECT;
24 command.data = NULL;
25 ret = ioctl(fd, USBDEVFS_IOCTL, &command);
26 if(ret!=-1)
27 printf("un claimed interface %d %d\n",i,ret);
28 }
29 } else {
30 printf ("usage: %s /dev/bus/usb/BUS/DEVICE\n",argv[0]);
31 printf("Release all interfaces of this usb device for usage in virtualisation\n");
32 }
33} \ No newline at end of file