ehci_device Struct Reference

An EHCI device. More...

#include <ehci.h>

Data Fields
void *	regs
	Registers.
const char *	name
	Name.
void *	cap
	Capability registers.
void *	op
	Operational registers.
unsigned int	ports
	Number of ports.
int	addr64
	64-bit addressing capability
unsigned int	flsize
	Frame list size.
unsigned int	eecp
	EHCI extended capabilities offset.
unsigned int	legacy
	USB legacy support capability (if present and enabled)
uint32_t	ctrldssegment
	Control data structure segment.
struct ehci_queue_head *	head
	Asynchronous queue head.
struct ehci_periodic_frame *	frame
	Periodic frame list.
struct list_head	endpoints
	List of all endpoints.
struct list_head	async
	Asynchronous schedule.
struct list_head	periodic
	Periodic schedule.
struct usb_bus *	bus
	USB bus.

Detailed Description

An EHCI device.

Definition at line 484 of file ehci.h.

Field Documentation

regs

void* ehci_device::regs

Registers.

Definition at line 486 of file ehci.h.

Referenced by ehci_probe(), and ehci_remove().

name

const char* ehci_device::name

Name.

Definition at line 488 of file ehci.h.

Referenced by ehci_async_del(), ehci_bus_open(), ehci_bus_poll(), ehci_dump(), ehci_init(), ehci_legacy_claim(), ehci_legacy_init(), ehci_legacy_release(), ehci_periodic_schedule(), ehci_poll_companions(), ehci_probe(), ehci_reset(), ehci_ring_alloc(), ehci_root_clear_tt(), ehci_root_enable(), ehci_root_speed(), and ehci_stop().

cap

void* ehci_device::cap

Capability registers.

Definition at line 491 of file ehci.h.

Referenced by ehci_dump(), and ehci_init().

op

void* ehci_device::op

Operational registers.

Definition at line 493 of file ehci.h.

Referenced by ehci_async_del(), ehci_bus_open(), ehci_bus_poll(), ehci_dump(), ehci_init(), ehci_reset(), ehci_root_close(), ehci_root_disable(), ehci_root_enable(), ehci_root_open(), ehci_root_poll(), ehci_root_speed(), ehci_run(), and ehci_stop().

ports

unsigned int ehci_device::ports

Number of ports.

Definition at line 496 of file ehci.h.

Referenced by ehci_bus_poll(), ehci_init(), ehci_probe(), and ehci_root_open().

addr64

int ehci_device::addr64

64-bit addressing capability

Definition at line 498 of file ehci.h.

Referenced by ehci_bus_open(), ehci_enqueue(), and ehci_init().

flsize

unsigned int ehci_device::flsize

Frame list size.

Definition at line 500 of file ehci.h.

Referenced by ehci_bus_close(), ehci_bus_open(), ehci_init(), ehci_periodic_schedule(), and ehci_run().

eecp

unsigned int ehci_device::eecp

EHCI extended capabilities offset.

Definition at line 502 of file ehci.h.

Referenced by ehci_extended_capability(), and ehci_init().

legacy

unsigned int ehci_device::legacy

USB legacy support capability (if present and enabled)

Definition at line 505 of file ehci.h.

Referenced by ehci_legacy_claim(), ehci_legacy_init(), and ehci_legacy_release().

ctrldssegment

uint32_t ehci_device::ctrldssegment

Control data structure segment.

Definition at line 508 of file ehci.h.

Referenced by ehci_bus_open(), and ehci_ctrl_reachable().

head

struct ehci_queue_head* ehci_device::head

Asynchronous queue head.

Definition at line 510 of file ehci.h.

Referenced by ehci_async_schedule(), ehci_bus_close(), and ehci_bus_open().

frame

struct ehci_periodic_frame* ehci_device::frame

Periodic frame list.

Definition at line 512 of file ehci.h.

Referenced by ehci_bus_close(), ehci_bus_open(), and ehci_periodic_schedule().

endpoints

struct list_head ehci_device::endpoints

List of all endpoints.

Definition at line 515 of file ehci.h.

Referenced by ehci_bus_poll(), ehci_endpoint_open(), and ehci_probe().

async

struct list_head ehci_device::async

Asynchronous schedule.

Definition at line 517 of file ehci.h.

Referenced by ehci_async_add(), ehci_async_del(), ehci_async_schedule(), ehci_bus_close(), ehci_bus_open(), ehci_probe(), and ehci_remove().

periodic

struct list_head ehci_device::periodic

Periodic schedule.

Listed in decreasing order of endpoint interval.

Definition at line 522 of file ehci.h.

Referenced by ehci_bus_close(), ehci_bus_open(), ehci_periodic_add(), ehci_periodic_del(), ehci_periodic_schedule(), ehci_probe(), and ehci_remove().

bus

struct usb_bus* ehci_device::bus

USB bus.

Definition at line 525 of file ehci.h.

Referenced by ehci_device_address(), ehci_device_close(), ehci_poll_companions(), ehci_probe(), and ehci_remove().

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

• drivers/usb/ehci.h