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audk/EdkModulePkg/Bus/Usb/UsbBus/Dxe/usbbus.h

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/*++
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
usbbus.h
Abstract:
Header file for USB bus driver Interface
Revision History
--*/
#ifndef _EFI_USB_BUS_H
#define _EFI_USB_BUS_H
#include <IndustryStandard/Usb.h>
#include "hub.h"
#include "usbutil.h"
extern UINTN gUSBDebugLevel;
extern UINTN gUSBErrorLevel;
#define MICROSECOND 10000
#define ONESECOND (1000 * MICROSECOND)
#define BUSPOLLING_PERIOD ONESECOND
//
// We define some maximun value here
//
#define USB_MAXCONFIG 8
#define USB_MAXALTSETTING 4
#define USB_MAXINTERFACES 32
#define USB_MAXENDPOINTS 16
#define USB_MAXSTRINGS 16
#define USB_MAXLANID 16
#define USB_MAXCHILDREN 8
#define USB_MAXCONTROLLERS 4
#define USB_IO_CONTROLLER_SIGNATURE EFI_SIGNATURE_32 ('u', 's', 'b', 'd')
typedef struct {
LIST_ENTRY Link;
UINT16 StringIndex;
CHAR16 *String;
} STR_LIST_ENTRY;
typedef struct {
LIST_ENTRY Link;
UINT16 Toggle;
EFI_USB_ENDPOINT_DESCRIPTOR EndpointDescriptor;
} ENDPOINT_DESC_LIST_ENTRY;
typedef struct {
LIST_ENTRY Link;
EFI_USB_INTERFACE_DESCRIPTOR InterfaceDescriptor;
LIST_ENTRY EndpointDescListHead;
} INTERFACE_DESC_LIST_ENTRY;
typedef struct {
LIST_ENTRY Link;
EFI_USB_CONFIG_DESCRIPTOR CongfigDescriptor;
LIST_ENTRY InterfaceDescListHead;
UINTN ActiveInterface;
} CONFIG_DESC_LIST_ENTRY;
//
// Forward declaring
//
struct usb_io_device;
//
// This is used to form the USB Controller Handle
//
typedef struct usb_io_controller_device {
UINTN Signature;
EFI_HANDLE Handle;
EFI_USB_IO_PROTOCOL UsbIo;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
EFI_HANDLE HostController;
UINT8 CurrentConfigValue;
UINT8 InterfaceNumber;
struct usb_io_device *UsbDevice;
BOOLEAN IsUsbHub;
BOOLEAN IsManagedByDriver;
//
// Fields specified for USB Hub
//
EFI_EVENT HubNotify;
UINT8 HubEndpointAddress;
UINT8 StatusChangePort;
UINT8 DownstreamPorts;
UINT8 ParentPort;
struct usb_io_controller_device *Parent;
struct usb_io_device *Children[USB_MAXCHILDREN];
} USB_IO_CONTROLLER_DEVICE;
#define USB_IO_CONTROLLER_DEVICE_FROM_USB_IO_THIS(a) \
CR(a, USB_IO_CONTROLLER_DEVICE, UsbIo, USB_IO_CONTROLLER_SIGNATURE)
//
// This is used to keep the topology of USB bus
//
struct _usb_bus_controller_device;
typedef struct usb_io_device {
UINT8 DeviceAddress;
BOOLEAN IsConfigured;
BOOLEAN IsSlowDevice;
UINT8 DeviceSpeed;
EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator;
EFI_USB_DEVICE_DESCRIPTOR DeviceDescriptor;
LIST_ENTRY ConfigDescListHead;
CONFIG_DESC_LIST_ENTRY *ActiveConfig;
UINT16 LangID[USB_MAXLANID];
struct _usb_bus_controller_device *BusController;
//
// Track the controller handle
//
UINT8 NumOfControllers;
USB_IO_CONTROLLER_DEVICE *UsbController[USB_MAXCONTROLLERS];
} USB_IO_DEVICE;
//
// Usb Bus Controller device strcuture
//
#define EFI_USB_BUS_PROTOCOL_GUID \
{ 0x2B2F68CC, 0x0CD2, 0x44cf, { 0x8E, 0x8B, 0xBB, 0xA2, 0x0B, 0x1B, 0x5B, 0x75 } }
typedef struct _EFI_USB_BUS_PROTOCOL {
UINT64 Reserved;
} EFI_USB_BUS_PROTOCOL;
#define USB_BUS_DEVICE_SIGNATURE EFI_SIGNATURE_32 ('u', 'b', 'u', 's')
typedef struct _usb_bus_controller_device {
UINTN Signature;
EFI_USB_BUS_PROTOCOL BusIdentify;
EFI_USB2_HC_PROTOCOL *Usb2HCInterface;
EFI_USB_HC_PROTOCOL *UsbHCInterface;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
UINT8 AddressPool[16];
USB_IO_DEVICE *Root;
BOOLEAN Hc2ProtocolSupported;
} USB_BUS_CONTROLLER_DEVICE;
#define USB_BUS_CONTROLLER_DEVICE_FROM_THIS(a) \
CR(a, USB_BUS_CONTROLLER_DEVICE, BusIdentify, USB_BUS_DEVICE_SIGNATURE)
//
// Global Variables
//
extern EFI_DRIVER_BINDING_PROTOCOL gUsbBusDriverBinding;
extern EFI_COMPONENT_NAME_PROTOCOL gUsbBusComponentName;
extern EFI_GUID gUSBBusDriverGuid;
//
// Usb Device Configuration functions
//
BOOLEAN
IsHub (
IN USB_IO_CONTROLLER_DEVICE *Dev
)
/*++
Routine Description:
Tell if a usb controller is a hub controller.
Arguments:
Dev - UsbIoController device structure.
Returns:
TRUE/FALSE
--*/
;
EFI_STATUS
UsbGetStringtable (
IN USB_IO_DEVICE *UsbIoDevice
)
/*++
Routine Description:
Get the string table stored in a usb device.
Arguments:
Dev - UsbIoController device structure.
Returns:
EFI_SUCCESS
EFI_UNSUPPORTED
EFI_OUT_OF_RESOURCES
--*/
;
EFI_STATUS
UsbGetAllConfigurations (
IN USB_IO_DEVICE *UsbIoDevice
)
/*++
Routine Description:
This function is to parse all the configuration descriptor.
Arguments:
UsbIoDevice - USB_IO_DEVICE device structure.
Returns:
EFI_SUCCESS
EFI_DEVICE_ERROR
EFI_OUT_OF_RESOURCES
--*/
;
EFI_STATUS
UsbSetConfiguration (
IN USB_IO_DEVICE *Dev,
IN UINTN ConfigurationValue
)
/*++
Routine Description:
Set the device to a configuration value.
Arguments:
UsbIoDev - USB_IO_DEVICE to be set configuration
ConfigrationValue - The configuration value to be set to that device
Returns:
EFI_SUCCESS
EFI_DEVICE_ERROR
--*/
;
EFI_STATUS
UsbSetDefaultConfiguration (
IN USB_IO_DEVICE *Dev
)
/*++
Routine Description:
Set the device to a default configuration value.
Arguments:
UsbIoDev - USB_IO_DEVICE to be set configuration
Returns
EFI_SUCCESS
EFI_DEVICE_ERROR
--*/
;
//
// Device Deconfiguration functions
//
VOID
UsbDestroyAllConfiguration (
IN USB_IO_DEVICE *UsbIoDevice
)
/*++
Routine Description:
Delete all configuration data when device is not used.
Arguments:
UsbIoDevice - USB_IO_DEVICE to be set configuration
Returns:
VOID
--*/
;
EFI_STATUS
DoHubConfig (
IN USB_IO_CONTROLLER_DEVICE *HubIoDevice
)
/*++
Routine Description:
Configure the hub
Arguments:
HubController - Indicating the hub controller device that
will be configured
Returns:
EFI_SUCCESS
EFI_DEVICE_ERROR
--*/
;
VOID
GetDeviceEndPointMaxPacketLength (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN UINT8 EndpointAddr,
OUT UINTN *MaxPacketLength
)
/*++
Routine Description:
Get the Max Packet Length of the speified Endpoint.
Arguments:
UsbIo - Given Usb Controller device.
EndpointAddr - Given Endpoint address.
MaxPacketLength - The max packet length of that endpoint
Returns:
N/A
--*/
;
VOID
GetDataToggleBit (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN UINT8 EndpointAddr,
OUT UINT8 *DataToggle
)
/*++
Routine Description:
Get the datatoggle of a specified endpoint.
Arguments:
UsbIo - Given Usb Controller device.
EndpointAddr - Given Endpoint address.
DataToggle - The current data toggle of that endpoint
Returns:
VOID
--*/
;
VOID
SetDataToggleBit (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN UINT8 EndpointAddr,
IN UINT8 DataToggle
)
/*++
Routine Description:
Set the datatoggle of a specified endpoint
Arguments:
UsbIo - Given Usb Controller device.
EndpointAddr - Given Endpoint address.
DataToggle - The current data toggle of that endpoint to be set
Returns:
VOID
--*/
;
INTERFACE_DESC_LIST_ENTRY *
FindInterfaceListEntry (
IN EFI_USB_IO_PROTOCOL *This
)
/*++
Routine Description:
Find Interface ListEntry.
Arguments:
This - EFI_USB_IO_PROTOCOL
Returns:
INTERFACE_DESC_LIST_ENTRY pointer
--*/
;
ENDPOINT_DESC_LIST_ENTRY *
FindEndPointListEntry (
IN EFI_USB_IO_PROTOCOL *This,
IN UINT8 EndPointAddress
)
/*++
Routine Description:
Find EndPoint ListEntry.
Arguments:
This - EFI_USB_IO_PROTOCOL
EndpointAddr - Endpoint address.
Returns:
ENDPOINT_DESC_LIST_ENTRY pointer
--*/
;
EFI_STATUS
IsDeviceDisconnected (
IN USB_IO_CONTROLLER_DEVICE *UsbIoController,
IN OUT BOOLEAN *Disconnected
)
/*++
Routine Description:
Reset if the device is disconencted or not
Arguments:
UsbIoController - Indicating the Usb Controller Device.
Disconnected - Indicate whether the device is disconencted or not
Returns:
EFI_SUCCESS
EFI_DEVICE_ERROR
--*/
;
EFI_STATUS
UsbDeviceDeConfiguration (
IN USB_IO_DEVICE *UsbIoDevice
)
/*++
Routine Description:
Remove Device, Device Handles, Uninstall Protocols.
Arguments:
UsbIoDevice - The device to be deconfigured.
Returns:
EFI_SUCCESS
EFI_DEVICE_ERROR
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcGetCapability (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
OUT UINT8 *MaxSpeed,
OUT UINT8 *PortNumber,
OUT UINT8 *Is64BitCapable
)
/*++
Routine Description:
Virtual interface to Retrieves the capablility of root hub ports
for both Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
MaxSpeed - A pointer to the number of the host controller.
PortNumber - A pointer to the number of the root hub ports.
Is64BitCapable - A pointer to the flag for whether controller supports
64-bit memory addressing.
Returns:
EFI_SUCCESS
The host controller capability were retrieved successfully.
EFI_INVALID_PARAMETER
MaxSpeed or PortNumber or Is64BitCapable is NULL.
EFI_DEVICE_ERROR
An error was encountered while attempting to retrieve the capabilities.
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcReset (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
IN UINT16 Attributes
)
/*++
Routine Description:
Virtual interface to provides software reset for the USB host controller
for both Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
Attributes - A bit mask of the reset operation to perform.
See below for a list of the supported bit mask values.
#define EFI_USB_HC_RESET_GLOBAL 0x0001 // Hc2 and Hc
#define EFI_USB_HC_RESET_HOST_CONTROLLER 0x0002 // Hc2 and Hc
#define EFI_USB_HC_RESET_GLOBAL_WITH_DEBUG 0x0004 // Hc2
#define EFI_USB_HC_RESET_HOST_WITH_DEBUG 0x0008 // Hc2
EFI_USB_HC_RESET_GLOBAL
If this bit is set, a global reset signal will be sent to the USB bus.
This resets all of the USB bus logic, including the USB host
controller hardware and all the devices attached on the USB bus.
EFI_USB_HC_RESET_HOST_CONTROLLER
If this bit is set, the USB host controller hardware will be reset.
No reset signal will be sent to the USB bus.
EFI_USB_HC_RESET_GLOBAL_WITH_DEBUG
If this bit is set, a global reset signal will be sent to the USB bus.
This resets all of the USB bus logic, including the USB host
controller hardware and all the devices attached on the USB bus.
If this is an EHCI controller and the debug port has configured, then
this is will still reset the host controller.
EFI_USB_HC_RESET_HOST_WITH_DEBUG
If this bit is set, the USB host controller hardware will be reset.
If this is an EHCI controller and the debug port has been configured,
then this will still reset the host controller.
Returns:
EFI_SUCCESS
The reset operation succeeded.
EFI_INVALID_PARAMETER
Attributes is not valid.
EFI_UNSUPPOURTED
The type of reset specified by Attributes is not currently supported by
the host controller hardware.
EFI_ACCESS_DENIED
Reset operation is rejected due to the debug port being configured and
active; only EFI_USB_HC_RESET_GLOBAL_WITH_DEBUG or
EFI_USB_HC_RESET_HOST_WITH_DEBUG reset Atrributes can be used to
perform reset operation for this host controller.
EFI_DEVICE_ERROR
An error was encountered while attempting to perform
the reset operation.
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcGetState (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
OUT EFI_USB_HC_STATE *State
)
/*++
Routine Description:
Virtual interface to retrieves current state of the USB host controller
for both Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
State - A pointer to the EFI_USB_HC_STATE data structure that
indicates current state of the USB host controller.
Type EFI_USB_HC_STATE is defined below.
typedef enum {
EfiUsbHcStateHalt,
EfiUsbHcStateOperational,
EfiUsbHcStateSuspend,
EfiUsbHcStateMaximum
} EFI_USB_HC_STATE;
Returns:
EFI_SUCCESS
The state information of the host controller was returned in State.
EFI_INVALID_PARAMETER
State is NULL.
EFI_DEVICE_ERROR
An error was encountered while attempting to retrieve the
host controller's current state.
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcSetState (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
IN EFI_USB_HC_STATE State
)
/*++
Routine Description:
Virtual interface to sets the USB host controller to a specific state
for both Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
State - Indicates the state of the host controller that will be set.
Returns:
EFI_SUCCESS
The USB host controller was successfully placed in the state
specified by State.
EFI_INVALID_PARAMETER
State is invalid.
EFI_DEVICE_ERROR
Failed to set the state specified by State due to device error.
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcGetRootHubPortStatus (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
IN UINT8 PortNumber,
OUT EFI_USB_PORT_STATUS *PortStatus
)
/*++
Routine Description:
Virtual interface to retrieves the current status of a USB root hub port
both for Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
PortNumber - Specifies the root hub port from which the status
is to be retrieved. This value is zero-based. For example,
if a root hub has two ports, then the first port is numbered 0,
and the second port is numbered 1.
PortStatus - A pointer to the current port status bits and
port status change bits.
Returns:
EFI_SUCCESS The status of the USB root hub port specified by PortNumber
was returned in PortStatus.
EFI_INVALID_PARAMETER PortNumber is invalid.
EFI_DEVICE_ERROR Can't read register
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcSetRootHubPortFeature (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
IN UINT8 PortNumber,
IN EFI_USB_PORT_FEATURE PortFeature
)
/*++
Routine Description:
Virual interface to sets a feature for the specified root hub port
for both Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
PortNumber - Specifies the root hub port whose feature
is requested to be set.
PortFeature - Indicates the feature selector associated
with the feature set request.
Returns:
EFI_SUCCESS
The feature specified by PortFeature was set for the
USB root hub port specified by PortNumber.
EFI_INVALID_PARAMETER
PortNumber is invalid or PortFeature is invalid.
EFI_DEVICE_ERROR
Can't read register
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcClearRootHubPortFeature (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
IN UINT8 PortNumber,
IN EFI_USB_PORT_FEATURE PortFeature
)
/*++
Routine Description:
Virtual interface to clears a feature for the specified root hub port
for both Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
PortNumber - Specifies the root hub port whose feature
is requested to be cleared.
PortFeature - Indicates the feature selector associated with the
feature clear request.
Returns:
EFI_SUCCESS
The feature specified by PortFeature was cleared for the
USB root hub port specified by PortNumber.
EFI_INVALID_PARAMETER
PortNumber is invalid or PortFeature is invalid.
EFI_DEVICE_ERROR
Can't read register
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcControlTransfer (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
IN UINT8 DeviceAddress,
IN UINT8 DeviceSpeed,
IN UINTN MaximumPacketLength,
IN EFI_USB_DEVICE_REQUEST *Request,
IN EFI_USB_DATA_DIRECTION TransferDirection,
IN OUT VOID *Data,
IN OUT UINTN *DataLength,
IN UINTN TimeOut,
IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,
OUT UINT32 *TransferResult
)
/*++
Routine Description:
Virtual interface to submits control transfer to a target USB device
for both Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
DeviceAddress - Represents the address of the target device on the USB,
which is assigned during USB enumeration.
DeviceSpeed - Indicates target device speed.
MaximumPacketLength - Indicates the maximum packet size that the
default control transfer endpoint is capable of
sending or receiving.
Request - A pointer to the USB device request that will be sent
to the USB device.
TransferDirection - Specifies the data direction for the transfer.
There are three values available, DataIn, DataOut
and NoData.
Data - A pointer to the buffer of data that will be transmitted
to USB device or received from USB device.
DataLength - Indicates the size, in bytes, of the data buffer
specified by Data.
TimeOut - Indicates the maximum time, in microseconds,
which the transfer is allowed to complete.
Translator - A pointr to the transaction translator data.
TransferResult - A pointer to the detailed result information generated
by this control transfer.
Returns:
EFI_SUCCESS
The control transfer was completed successfully.
EFI_OUT_OF_RESOURCES
The control transfer could not be completed due to a lack of resources.
EFI_INVALID_PARAMETER
Some parameters are invalid.
EFI_TIMEOUT
The control transfer failed due to timeout.
EFI_DEVICE_ERROR
The control transfer failed due to host controller or device error.
Caller should check TranferResult for detailed error information.
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcBulkTransfer (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
IN UINT8 DeviceAddress,
IN UINT8 EndPointAddress,
IN UINT8 DeviceSpeed,
IN UINTN MaximumPacketLength,
IN UINT8 DataBuffersNumber,
IN OUT VOID *Data[EFI_USB_MAX_BULK_BUFFER_NUM],
IN OUT UINTN *DataLength,
IN OUT UINT8 *DataToggle,
IN UINTN TimeOut,
IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,
OUT UINT32 *TransferResult
)
/*++
Routine Description:
Virtual interface to submits bulk transfer to a bulk endpoint of a USB device
both for Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
DeviceAddress - Represents the address of the target device on the USB,
which is assigned during USB enumeration.
EndPointAddress - The combination of an endpoint number and an
endpoint direction of the target USB device.
Each endpoint address supports data transfer in
one direction except the control endpoint
(whose default endpoint address is 0).
It is the caller's responsibility to make sure that
the EndPointAddress represents a bulk endpoint.
DeviceSpeed - Indicates device speed. The supported values are EFI_USB_SPEED_FULL
and EFI_USB_SPEED_HIGH.
MaximumPacketLength - Indicates the maximum packet size the target endpoint
is capable of sending or receiving.
DataBuffersNumber - Number of data buffers prepared for the transfer.
Data - Array of pointers to the buffers of data that will be transmitted
to USB device or received from USB device.
DataLength - When input, indicates the size, in bytes, of the data buffer
specified by Data. When output, indicates the actually
transferred data size.
DataToggle - A pointer to the data toggle value. On input, it indicates
the initial data toggle value the bulk transfer should adopt;
on output, it is updated to indicate the data toggle value
of the subsequent bulk transfer.
Translator - A pointr to the transaction translator data.
TimeOut - Indicates the maximum time, in microseconds, which the
transfer is allowed to complete.
TransferResult - A pointer to the detailed result information of the
bulk transfer.
Returns:
EFI_SUCCESS
The bulk transfer was completed successfully.
EFI_OUT_OF_RESOURCES
The bulk transfer could not be submitted due to lack of resource.
EFI_INVALID_PARAMETER
Some parameters are invalid.
EFI_TIMEOUT
The bulk transfer failed due to timeout.
EFI_DEVICE_ERROR
The bulk transfer failed due to host controller or device error.
Caller should check TranferResult for detailed error information.
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcAsyncInterruptTransfer (
IN USB_BUS_CONTROLLER_DEVICE * UsbBusDev,
IN UINT8 DeviceAddress,
IN UINT8 EndPointAddress,
IN UINT8 DeviceSpeed,
IN UINTN MaximumPacketLength,
IN BOOLEAN IsNewTransfer,
IN OUT UINT8 *DataToggle,
IN UINTN PollingInterval,
IN UINTN DataLength,
IN EFI_USB2_HC_TRANSACTION_TRANSLATOR * Translator,
IN EFI_ASYNC_USB_TRANSFER_CALLBACK CallBackFunction,
IN VOID *Context OPTIONAL
)
/*++
Routine Description:
Virtual interface to submits an asynchronous interrupt transfer to an
interrupt endpoint of a USB device for both Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
DeviceAddress - Represents the address of the target device on the USB,
which is assigned during USB enumeration.
EndPointAddress - The combination of an endpoint number and an endpoint
direction of the target USB device. Each endpoint address
supports data transfer in one direction except the
control endpoint (whose default endpoint address is 0).
It is the caller's responsibility to make sure that
the EndPointAddress represents an interrupt endpoint.
DeviceSpeed - Indicates device speed.
MaximumPacketLength - Indicates the maximum packet size the target endpoint
is capable of sending or receiving.
IsNewTransfer - If TRUE, an asynchronous interrupt pipe is built between
the host and the target interrupt endpoint.
If FALSE, the specified asynchronous interrupt pipe
is canceled.
DataToggle - A pointer to the data toggle value. On input, it is valid
when IsNewTransfer is TRUE, and it indicates the initial
data toggle value the asynchronous interrupt transfer
should adopt.
On output, it is valid when IsNewTransfer is FALSE,
and it is updated to indicate the data toggle value of
the subsequent asynchronous interrupt transfer.
PollingInterval - Indicates the interval, in milliseconds, that the
asynchronous interrupt transfer is polled.
This parameter is required when IsNewTransfer is TRUE.
DataLength - Indicates the length of data to be received at the
rate specified by PollingInterval from the target
asynchronous interrupt endpoint. This parameter
is only required when IsNewTransfer is TRUE.
Translator - A pointr to the transaction translator data.
CallBackFunction - The Callback function.This function is called at the
rate specified by PollingInterval.This parameter is
only required when IsNewTransfer is TRUE.
Context - The context that is passed to the CallBackFunction.
- This is an optional parameter and may be NULL.
Returns:
EFI_SUCCESS
The asynchronous interrupt transfer request has been successfully
submitted or canceled.
EFI_INVALID_PARAMETER
Some parameters are invalid.
EFI_OUT_OF_RESOURCES
The request could not be completed due to a lack of resources.
EFI_DEVICE_ERROR
Can't read register
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcSyncInterruptTransfer (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
IN UINT8 DeviceAddress,
IN UINT8 EndPointAddress,
IN UINT8 DeviceSpeed,
IN UINTN MaximumPacketLength,
IN OUT VOID *Data,
IN OUT UINTN *DataLength,
IN OUT UINT8 *DataToggle,
IN UINTN TimeOut,
IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,
OUT UINT32 *TransferResult
)
/*++
Routine Description:
Vitual interface to submits synchronous interrupt transfer to an interrupt endpoint
of a USB device for both Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
DeviceAddress - Represents the address of the target device on the USB,
which is assigned during USB enumeration.
EndPointAddress - The combination of an endpoint number and an endpoint
direction of the target USB device. Each endpoint
address supports data transfer in one direction
except the control endpoint (whose default
endpoint address is 0). It is the caller's responsibility
to make sure that the EndPointAddress represents
an interrupt endpoint.
DeviceSpeed - Indicates device speed.
MaximumPacketLength - Indicates the maximum packet size the target endpoint
is capable of sending or receiving.
Data - A pointer to the buffer of data that will be transmitted
to USB device or received from USB device.
DataLength - On input, the size, in bytes, of the data buffer specified
by Data. On output, the number of bytes transferred.
DataToggle - A pointer to the data toggle value. On input, it indicates
the initial data toggle value the synchronous interrupt
transfer should adopt;
on output, it is updated to indicate the data toggle value
of the subsequent synchronous interrupt transfer.
TimeOut - Indicates the maximum time, in microseconds, which the
transfer is allowed to complete.
Translator - A pointr to the transaction translator data.
TransferResult - A pointer to the detailed result information from
the synchronous interrupt transfer.
Returns:
EFI_SUCCESS
The synchronous interrupt transfer was completed successfully.
EFI_OUT_OF_RESOURCES
The synchronous interrupt transfer could not be submitted due
to lack of resource.
EFI_INVALID_PARAMETER
Some parameters are invalid.
EFI_TIMEOUT
The synchronous interrupt transfer failed due to timeout.
EFI_DEVICE_ERROR
The synchronous interrupt transfer failed due to host controller
or device error. Caller should check TranferResult for detailed
error information.
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcIsochronousTransfer (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
IN UINT8 DeviceAddress,
IN UINT8 EndPointAddress,
IN UINT8 DeviceSpeed,
IN UINTN MaximumPacketLength,
IN UINT8 DataBuffersNumber,
IN OUT VOID *Data[EFI_USB_MAX_ISO_BUFFER_NUM],
IN UINTN DataLength,
IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,
OUT UINT32 *TransferResult
)
/*++
Routine Description:
Virtual interface to submits isochronous transfer to a target USB device
for both Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
DeviceAddress - Represents the address of the target device on the USB,
which is assigned during USB enumeration.
EndPointAddress - End point address
DeviceSpeed - Indicates device speed.
MaximumPacketLength - Indicates the maximum packet size that the
default control transfer endpoint is capable of
sending or receiving.
DataBuffersNumber - Number of data buffers prepared for the transfer.
Data - Array of pointers to the buffers of data that will be
transmitted to USB device or received from USB device.
DataLength - Indicates the size, in bytes, of the data buffer
specified by Data.
Translator - A pointr to the transaction translator data.
TransferResult - A pointer to the detailed result information generated
by this control transfer.
Returns:
EFI_UNSUPPORTED
--*/
;
EFI_STATUS
EFIAPI
UsbVirtualHcAsyncIsochronousTransfer (
IN USB_BUS_CONTROLLER_DEVICE *UsbBusDev,
IN UINT8 DeviceAddress,
IN UINT8 EndPointAddress,
IN UINT8 DeviceSpeed,
IN UINTN MaximumPacketLength,
IN UINT8 DataBuffersNumber,
IN OUT VOID *Data[EFI_USB_MAX_ISO_BUFFER_NUM],
IN UINTN DataLength,
IN EFI_USB2_HC_TRANSACTION_TRANSLATOR *Translator,
IN EFI_ASYNC_USB_TRANSFER_CALLBACK IsochronousCallBack,
IN VOID *Context
)
/*++
Routine Description:
Vitual interface to submits Async isochronous transfer to a target USB device
for both Hc2 and Hc protocol.
Arguments:
UsbBusDev - A pointer to bus controller of the device.
DeviceAddress - Represents the address of the target device on the USB,
which is assigned during USB enumeration.
EndPointAddress - End point address
DeviceSpeed - Indicates device speed.
MaximumPacketLength - Indicates the maximum packet size that the
default control transfer endpoint is capable of
sending or receiving.
DataBuffersNumber - Number of data buffers prepared for the transfer.
Data - Array of pointers to the buffers of data that will be transmitted
to USB device or received from USB device.
DataLength - Indicates the size, in bytes, of the data buffer
specified by Data.
Translator - A pointr to the transaction translator data.
IsochronousCallBack - When the transfer complete, the call back function will be called
Context - Pass to the call back function as parameter
Returns:
EFI_UNSUPPORTED
--*/
;
EFI_STATUS
EFIAPI
UsbPortReset (
IN EFI_USB_IO_PROTOCOL *This
)
/*++
Routine Description:
Resets and reconfigures the USB controller. This function will
work for all USB devices except USB Hub Controllers.
Arguments:
This - Indicates the calling context.
Returns:
EFI_SUCCESS
EFI_INVALID_PARAMETER
EFI_DEVICE_ERROR
--*/
;
VOID
InitializeUsbIoInstance (
IN USB_IO_CONTROLLER_DEVICE *UsbIoController
)
/*++
Routine Description:
Initialize the instance of UsbIo controller
Arguments:
UsbIoController - A pointer to controller structure of UsbIo
Returns:
--*/
;
#endif
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