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A host controller interface (HCI) is a register-level interface that enables a host controller for USB or IEEE 1394 hardware to communicate with a host ...

The USB 2.0 chip has one EHCI controller and one or more OHCI or UHCI controllers. · A USB 1.1 device is dynamically assigned to the OHCI or UHCI controller when ...

The EHCI and OHCI Drivers · Complies with enhanced host controller interface that supports USB 2.0. · Supports high-speed control, bulk, and interrupt transfers ...

In suspend mode, the EHCI controller in the USB ... When tied LOW and the USB port is owned by OHCI, then: ... Note: This strap must be tied low if the OHCI 48/12 ...

The Enhanced Host Controller Interface (EHCI) specification describes the register-level interface for a host controller for the Universal Serial Bus (USB) ...

The EHCI utilizes OHCI or UHCI controllers as "companion controllers", where USB 2 devices are managed through the EHCI stack, and the port logic of the EHCI ...

2021/4/20 -The Enhanced Host Controller Interface (EHCI) is the single method of interfacing with USB 2.0. This makes life a lot easier than with USB ...

2019/5/31 -USB 2.0 EHCI (Enhanced Host Controller Interface) controllers are supported if the virtual machine hardware is compatible with Workstation 6 and ...

The QEMU EHCI Adapter supports USB 2.0 devices. It can be used either standalone or with companion controllers (UHCI, OHCI) for USB 1.1 devices. The companion ...

2002/3/12 -... Universal Host Controller Interface (UHCI) or the Open Host Controller Interface for USB (OHCI for USB). This specification defines the ...