_usb_host_ehci_iso Struct Reference

EHCI ISO structure; An ISO pipe has an instance of this structure to keep the ISO pipe-specific information. More...

#include <usb_host_ehci.h>

Public Attributes
struct _usb_host_ehci_iso *	next
usb_host_pipe_t *	ehciPipePointer
usb_host_transfer_t *	ehciTransferHead
usb_host_transfer_t *	ehciTransferTail
uint16_t	lastLinkFrame

Detailed Description

EHCI ISO structure; An ISO pipe has an instance of this structure to keep the ISO pipe-specific information.

Member Data Documentation

ehciPipePointer

usb_host_pipe_t* _usb_host_ehci_iso::ehciPipePointer

This ISO's EHCI pipe pointer

ehciTransferHead

usb_host_transfer_t* _usb_host_ehci_iso::ehciTransferHead

Transfer list head on this ISO pipe

ehciTransferTail

usb_host_transfer_t* _usb_host_ehci_iso::ehciTransferTail

Transfer list head on this ISO pipe

lastLinkFrame

uint16_t _usb_host_ehci_iso::lastLinkFrame

It means that the inserted frame for ISO ITD/SITD. 0xFFFF is invalid. For ITD, it is a micro-frame value. For SITD, it is a frame value

next

struct _usb_host_ehci_iso* _usb_host_ehci_iso::next

Next instance pointer

---

The documentation for this struct was generated from the following file:

• usb_host_ehci.h