The following specific devices can’t workĪ) The specific Wireless Headset does not produce sound in Windows XP environment.ī) The specific Keyboard is not detected. PC freezes when any of the specific devices are disconnected.ģ-2. Wrong bandwidth information is displayed in the popup message when available bandwidth is consumed.ģ-1. When BIOS does not release the ownership of xHCI after S3/S4 resume, host driver should not have been loaded.Ģ-7.

If USB devices send the descriptor with invalid size, driver might behave in undefined operation.Ģ-6. Driver did not check the descriptor size. The PERSTB of the system is asserted after resume.Ģ-5.C_PORT_CONNECTION of the downstream port of the hub is not changed after resume.This issue occurs only under the following conditions: USB3.0 Devices connected with USB3.0 HUB are not detected after S3/S4 resume. We have never seen this BSOD on the real system. There is a possibility of BSOD when OverCurrent indication occurs before WindowsOS detects the device. There is a possibility of BSOD when a user changes the resolution of the video capture application and an ISO device is disconnected. We found this on code review.V2.1.16.0 or later version includes this bug.Ģ-2. Short packet is out of this issue.We have never seen this BSOD on the real system.

There is a possibility of BSOD when OUT transaction with data shorter than 8byte is transferred. HUB’s icon isn’t shown on the Devices and Printers of Windows7.Ģ-1. IOCTL_USB_USER_REQUEST(UWSBUSER_GET_POWER_STATE_MAP) is supported.ġ-2.

Renesas usb 3.0 controller driver