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/** @file
Common Libarary for PEI USB.
Copyright (c) 1999 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _PEI_USB_LIB_H_
#define _PEI_USB_LIB_H_
//
// Standard device request and request type
// By [Spec-USB20/Chapter-9.4]
//
#define USB_DEV_GET_STATUS 0x00
#define USB_DEV_GET_STATUS_REQ_TYPE_D 0x80 // Receiver : Device
#define USB_DEV_GET_STATUS_REQ_TYPE_I 0x81 // Receiver : Interface
#define USB_DEV_GET_STATUS_REQ_TYPE_E 0x82 // Receiver : Endpoint
#define USB_DEV_CLEAR_FEATURE 0x01
#define USB_DEV_CLEAR_FEATURE_REQ_TYPE_D 0x00 // Receiver : Device
#define USB_DEV_CLEAR_FEATURE_REQ_TYPE_I 0x01 // Receiver : Interface
#define USB_DEV_CLEAR_FEATURE_REQ_TYPE_E 0x02 // Receiver : Endpoint
#define USB_DEV_SET_FEATURE 0x03
#define USB_DEV_SET_FEATURE_REQ_TYPE_D 0x00 // Receiver : Device
#define USB_DEV_SET_FEATURE_REQ_TYPE_I 0x01 // Receiver : Interface
#define USB_DEV_SET_FEATURE_REQ_TYPE_E 0x02 // Receiver : Endpoint
#define USB_DEV_SET_ADDRESS 0x05
#define USB_DEV_SET_ADDRESS_REQ_TYPE 0x00
#define USB_DEV_GET_DESCRIPTOR 0x06
#define USB_DEV_GET_DESCRIPTOR_REQ_TYPE 0x80
#define USB_DEV_SET_DESCRIPTOR 0x07
#define USB_DEV_SET_DESCRIPTOR_REQ_TYPE 0x00
#define USB_DEV_GET_CONFIGURATION 0x08
#define USB_DEV_GET_CONFIGURATION_REQ_TYPE 0x80
#define USB_DEV_SET_CONFIGURATION 0x09
#define USB_DEV_SET_CONFIGURATION_REQ_TYPE 0x00
#define USB_DEV_GET_INTERFACE 0x0A
#define USB_DEV_GET_INTERFACE_REQ_TYPE 0x81
#define USB_DEV_SET_INTERFACE 0x0B
#define USB_DEV_SET_INTERFACE_REQ_TYPE 0x01
#define USB_DEV_SYNCH_FRAME 0x0C
#define USB_DEV_SYNCH_FRAME_REQ_TYPE 0x82
//
// USB Descriptor types
//
#define USB_DT_DEVICE 0x01
#define USB_DT_CONFIG 0x02
#define USB_DT_STRING 0x03
#define USB_DT_INTERFACE 0x04
#define USB_DT_ENDPOINT 0x05
#define USB_DT_HUB 0x29
#define USB_DT_HID 0x21
//
// USB request type
//
#define USB_TYPE_STANDARD (0x00 << 5)
#define USB_TYPE_CLASS (0x01 << 5)
#define USB_TYPE_VENDOR (0x02 << 5)
#define USB_TYPE_RESERVED (0x03 << 5)
//
// USB request targer device
//
#define USB_RECIP_DEVICE 0x00
#define USB_RECIP_INTERFACE 0x01
#define USB_RECIP_ENDPOINT 0x02
#define USB_RECIP_OTHER 0x03
typedef enum {
EfiUsbEndpointHalt,
EfiUsbDeviceRemoteWakeup
} EFI_USB_STANDARD_FEATURE_SELECTOR;
//
// Usb Data recipient type
//
typedef enum {
EfiUsbDevice,
EfiUsbInterface,
EfiUsbEndpoint
} EFI_USB_RECIPIENT;
/**
Clear a given usb feature.
@param PeiServices General-purpose services that are available to every PEIM.
@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
@param Recipient The recipient of ClearFeature Request, should be one of Device/Interface/Endpoint.
@param Value Request Value.
@param Target Request Index.
@retval EFI_SUCCESS Usb feature is cleared successfully.
@retval EFI_DEVICE_ERROR Cannot clear the usb feature due to a hardware error.
@retval Others Other failure occurs.
**/
EFI_STATUS
PeiUsbClearDeviceFeature (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_USB_IO_PPI *UsbIoPpi,
IN EFI_USB_RECIPIENT Recipient,
IN UINT16 Value,
IN UINT16 Target
);
/**
Clear Endpoint Halt.
@param PeiServices General-purpose services that are available to every PEIM.
@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
@param EndpointAddress The endpoint address.
@retval EFI_SUCCESS Endpoint halt is cleared successfully.
@retval EFI_DEVICE_ERROR Cannot clear the endpoint halt status due to a hardware error.
@retval Others Other failure occurs.
**/
EFI_STATUS
PeiUsbClearEndpointHalt (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_USB_IO_PPI *UsbIoPpi,
IN UINT8 EndpointAddress
);
#endif
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