由此可知,位于drivers/usb/core/Hub.c中的hub_port_init()函数中: dev_info (&udev->dev, "%s %s speed %sUSB device using %s and address %d\n", (udev->config) ? "reset" : "new", speed, type, udev->bus->controller->driver->name, udev->devnum); 接下来在source insight中查看源码调用...
#ifdef CONFIG_RTL8723D/*=== Realtek demoboard ===*/{USB_DEVICE_AND_INTERFACE_INFO(USB_VENDER_ID_REALTEK,0xD723,0xff,0xff,0xff), .driver_info = RTL8723D},/*8723DU 1*1*/#endif... {}/*Terminating entry*/}; USB_DEVICE_AND_INTERFACE_INFO是一个宏,用于在Linux内核的USB设备ID表中...
总结一下, device_add 函数把 device 放入 usb_bus_type 的 dev 链表, 从usb_bus_type 的 driver 链表里取出 usb_driver,把 usb_interface 和 usb_driver的 id_table 比较如果能匹配,调用 usb_driver 的 probe。 10. 5 USB 设备驱动之鼠标驱动 USB 设备驱动指的是从主机角度看到的,怎样访问被插入的 USB...
static int usb_device_match(struct device *dev, struct device_driver *drv){if (is_usb_device(dev)) {//判断是不是USB设备 if (!is_usb_device_driver(drv))return 0; return 1; } else { //否则就是USB驱动或者USB设备的接口struct usb_interface *intf;struct usb_driver *usb_drv;const struc...
Dism 空格/Image:D:\test\ 空格/Add-Driver空格/Driver:D:\USB3空格 /Recurse 空格/ForceUnsigned3、保存映像Dism 空格/Unmount-Image 空格/MountDir:D:\test空格 /commit1、装载映像Dism空格 /Mount-Image空格 /ImageFile:D:\WIN7\sources\install.wim空格/index:5 空格/MountDir:D:\test2、添加驱动Dism ...
__u8 bDeviceSubClass; //设备子类 __u8 bDeviceProtocol; //设备协议 /* 以下3个就是用于比较设备的接口描述符的 */ __u8 bInterfaceClass; //接口类型 __u8 bInterfaceSubClass; //接口子类型 __u8 bInterfaceProtocol; //接口所遵循的协议 /* not matched against */ kernel_ulong_t driver_info;...
则不能静态匹配所有设备 if (id == NULL) return NULL; /* It is important to check that id->driver_info is nonzero, since an entry that is all zeroes except for a nonzero id->driver_info is the way to create an entry that indicates that the driver want to examine every device and...
#defineWPP_CONTROL_GUIDS \ WPP_DEFINE_CONTROL_GUID( \ MyDriver1TraceGuid, (f0261b19,c295,4a92,aa8e,c6316c82cdf0), \ \ WPP_DEFINE_BIT(MYDRIVER_ALL_INFO) \ WPP_DEFINE_BIT(TRACE_DRIVER) \ WPP_DEFINE_BIT(TRACE_DEVICE) \ WPP_DEFINE_BIT(TRACE_QUEUE) \ )#defineWPP_FLAG_LEVEL_LOGGER...
info(DRIVER_VERSION ":" DRIVER_DESC); return 0; usb_register_fail: hiddev_exit(); hiddev_init_fail: usbhid_quirks_exit(); usbhid_quirks_init_fail: return retval; } hiddev_driver的probe函数为空,所以这个驱动是没有作用的,可以跳开它了 ...
P: /devices/pci0000:00/0000:00:14.0/usb1/1-1/1-1.2 N: bus/usb/001/002 S: usb Bus 001 Device 002 E: DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-1/1-1.2 E: DEVTYPE=usb_device E: DRIVER= E: ID_BUS=usb E: ID_MODEL=USB_Receiver E: ID_MODEL_ENC=USB\x20Receiver E...