ehci-hcd 模块支持的是 USB2.0 控制器的高速模式,它 本身并不支持全速或低速模式,对连接上的 USB1.1 设备的支持,是通过 ohci-hcd 或 uhci-hcd 模块。如果我们只配置了 EHCI,就没有办法使用 usb 的鼠标键盘。如果你碰到 了usb 键盘或鼠标不能用的情况,很可能就是因为配置 EHCI 的同时没有去配置 OHCI 或 UH...
WARNING: No module uhci-hcd found for kernel 3.x.x.art.x86_64, continuing anyway 解决办法: #vi .config 将下列选项由“not set”或“y”状态设置为“m”,并保存退出; CONFIG_USB_EHCI_HCD=m CONFIG_USB_OHCI_HCD=m CONFIG_USB_UHCI_HCD=m make bzImage开始重新编译。
new high speed USB device using ehci_hcd and addr 将USB数据线插上找不到硬件查找出错原因：shell>cat /var/log/dmesg.log |grep usbshell>lsmodshell>lspci -v | grep USB发现如下的提示 device descriptor read/64, error new high speed USB device using ehci_hcd and address解决办法：1、卸载ehci_...
modprobe -r ehci_hcd This kernel module is the responsible for the USB 2.0 support. After ran this command, I was able to copy a lot of files to my external hard drive and it was not suddenly dead anymore. But, as I removed the USB 2.0 support the transfer was running in a very l...
开发者ID:Amin-jkr,项目名称:android_kernel_semc_msm8660-1,代码行数:8,代码来源:ehci-msm72k.c 示例2: tegra_ehci_hcd_shutdown ▲点赞 7▼ staticvoidtegra_ehci_hcd_shutdown(struct platform_device *pdev){structtegra_ehci_hcd*tegra=platform_get_drvdata(pdev);structusb_hcd*hcd=ehci_to_hcd(te...
Aug 22 00:52:01 localhost kernel: usb 1-2.2: reset high speed USB device using ehci_hcd and address 6 Aug 22 01:10:08 localhost kernel: usb 1-2.2: reset high speed USB device using ehci_hcd and address 6 Aug 22 04:04:34 localhost init: Trying to re-exec init Aug 22 06:21:16...
usb 6-3: reset high speed USB device using ehci_hcd and address 2 If I remove the ehci_hcd driver, it works fine with the ohci_hcd driver. I think the device is just not completely USB 2.0 compliant. It seems to flake out under Windows too. I suppose it ...
> > The only way to prevent it from resuming immediately after the suspend is to > > 'rmmod ehci_hcd' before the suspend. > > > > Interestingly enough, I have no such problems with EHCI on the other test > > box > > that is able to suspend to RAM and resume. ...
staticinthost_start(struct ci13xxx *ci){structusb_hcd*hcd;structehci_hcd*ehci;intret;if(usb_disabled())return-ENODEV; hcd = usb_create_hcd(&ci_ehci_hc_driver, ci->dev, dev_name(ci->dev));if(!hcd)return-ENOMEM; dev_set_drvdata(ci->dev, ci); ...