audk/MdeModulePkg/Bus/Usb/UsbBusPei/HubPeim.h

259 lines
7.5 KiB
C

/** @file
Constants definitions for Usb Hub Peim
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _PEI_HUB_PEIM_H_
#define _PEI_HUB_PEIM_H_
//
// Hub feature numbers
//
#define C_HUB_LOCAL_POWER 0
#define C_HUB_OVER_CURRENT 1
//
// Hub class code & sub class code
//
#define CLASS_CODE_HUB 0x09
#define SUB_CLASS_CODE_HUB 0
//
// Hub Status & Hub Change bit masks
//
#define HUB_STATUS_LOCAL_POWER 0x0001
#define HUB_STATUS_OVERCURRENT 0x0002
#define HUB_CHANGE_LOCAL_POWER 0x0001
#define HUB_CHANGE_OVERCURRENT 0x0002
//
// Hub Characteristics
//
#define HUB_CHAR_LPSM 0x0003
#define HUB_CHAR_COMPOUND 0x0004
#define HUB_CHAR_OCPM 0x0018
//
// Standard hub request and request type
// By [Spec-USB20/Chapter-11.24]
//
#define USB_HUB_CLEAR_FEATURE 0x01
#define USB_HUB_CLEAR_FEATURE_REQ_TYPE 0x20
#define USB_HUB_CLEAR_FEATURE_PORT 0x01
#define USB_HUB_CLEAR_FEATURE_PORT_REQ_TYPE 0x23
#define USB_HUB_GET_BUS_STATE 0x02
#define USB_HUB_GET_BUS_STATE_REQ_TYPE 0xA3
#define USB_HUB_GET_DESCRIPTOR 0x06
#define USB_HUB_GET_DESCRIPTOR_REQ_TYPE 0xA0
#define USB_HUB_GET_HUB_STATUS 0x00
#define USB_HUB_GET_HUB_STATUS_REQ_TYPE 0xA0
#define USB_HUB_GET_PORT_STATUS 0x00
#define USB_HUB_GET_PORT_STATUS_REQ_TYPE 0xA3
#define USB_HUB_SET_DESCRIPTOR 0x07
#define USB_HUB_SET_DESCRIPTOR_REQ_TYPE 0x20
#define USB_HUB_SET_HUB_FEATURE 0x03
#define USB_HUB_SET_HUB_FEATURE_REQ_TYPE 0x20
#define USB_HUB_SET_PORT_FEATURE 0x03
#define USB_HUB_SET_PORT_FEATURE_REQ_TYPE 0x23
#define USB_RT_HUB (USB_TYPE_CLASS | USB_RECIP_DEVICE)
#define USB_RT_PORT (USB_TYPE_CLASS | USB_RECIP_OTHER)
#define USB_HUB_REQ_SET_DEPTH 12
#define MAXBYTES 8
#pragma pack(1)
//
// Hub descriptor, the last two fields are of variable lenght.
//
typedef struct {
UINT8 Length;
UINT8 DescriptorType;
UINT8 NbrPorts;
UINT8 HubCharacteristics[2];
UINT8 PwrOn2PwrGood;
UINT8 HubContrCurrent;
UINT8 Filler[MAXBYTES];
} EFI_USB_HUB_DESCRIPTOR;
typedef struct {
UINT16 HubStatus;
UINT16 HubChangeStatus;
} EFI_USB_HUB_STATUS;
#pragma pack()
/**
Get a given hub port status.
@param PeiServices General-purpose services that are available to every PEIM.
@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
@param Port Usb hub port number (starting from 1).
@param PortStatus Current Hub port status and change status.
@retval EFI_SUCCESS Port status is obtained successfully.
@retval EFI_DEVICE_ERROR Cannot get the port status due to a hardware error.
@retval Others Other failure occurs.
**/
EFI_STATUS
PeiHubGetPortStatus (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_USB_IO_PPI *UsbIoPpi,
IN UINT8 Port,
OUT UINT32 *PortStatus
);
/**
Set specified feature to a given hub port.
@param PeiServices General-purpose services that are available to every PEIM.
@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
@param Port Usb hub port number (starting from 1).
@param Value New feature value.
@retval EFI_SUCCESS Port feature is set successfully.
@retval EFI_DEVICE_ERROR Cannot set the port feature due to a hardware error.
@retval Others Other failure occurs.
**/
EFI_STATUS
PeiHubSetPortFeature (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_USB_IO_PPI *UsbIoPpi,
IN UINT8 Port,
IN UINT8 Value
);
/**
Get a given hub status.
@param PeiServices General-purpose services that are available to every PEIM.
@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
@param HubStatus Current Hub status and change status.
@retval EFI_SUCCESS Hub status is obtained successfully.
@retval EFI_DEVICE_ERROR Cannot get the hub status due to a hardware error.
@retval Others Other failure occurs.
**/
EFI_STATUS
PeiHubGetHubStatus (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_USB_IO_PPI *UsbIoPpi,
OUT UINT32 *HubStatus
);
/**
Clear specified feature on a given hub port.
@param PeiServices General-purpose services that are available to every PEIM.
@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
@param Port Usb hub port number (starting from 1).
@param Value Feature value that will be cleared from the hub port.
@retval EFI_SUCCESS Port feature is cleared successfully.
@retval EFI_DEVICE_ERROR Cannot clear the port feature due to a hardware error.
@retval Others Other failure occurs.
**/
EFI_STATUS
PeiHubClearPortFeature (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_USB_IO_PPI *UsbIoPpi,
IN UINT8 Port,
IN UINT8 Value
);
/**
Clear specified feature on a given hub.
@param PeiServices General-purpose services that are available to every PEIM.
@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
@param Value Feature value that will be cleared from the hub port.
@retval EFI_SUCCESS Hub feature is cleared successfully.
@retval EFI_DEVICE_ERROR Cannot clear the hub feature due to a hardware error.
@retval Others Other failure occurs.
**/
EFI_STATUS
PeiHubClearHubFeature (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_USB_IO_PPI *UsbIoPpi,
IN UINT8 Value
);
/**
Get a given hub descriptor.
@param PeiServices General-purpose services that are available to every PEIM.
@param PeiUsbDevice Indicates the hub controller device.
@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
@param DescriptorSize The length of Hub Descriptor buffer.
@param HubDescriptor Caller allocated buffer to store the hub descriptor if
successfully returned.
@retval EFI_SUCCESS Hub descriptor is obtained successfully.
@retval EFI_DEVICE_ERROR Cannot get the hub descriptor due to a hardware error.
@retval Others Other failure occurs.
**/
EFI_STATUS
PeiGetHubDescriptor (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_USB_DEVICE *PeiUsbDevice,
IN PEI_USB_IO_PPI *UsbIoPpi,
IN UINTN DescriptorSize,
OUT EFI_USB_HUB_DESCRIPTOR *HubDescriptor
);
/**
Configure a given hub.
@param PeiServices General-purpose services that are available to every PEIM.
@param PeiUsbDevice Indicating the hub controller device that will be configured
@retval EFI_SUCCESS Hub configuration is done successfully.
@retval EFI_DEVICE_ERROR Cannot configure the hub due to a hardware error.
**/
EFI_STATUS
PeiDoHubConfig (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_USB_DEVICE *PeiUsbDevice
);
/**
Send reset signal over the given root hub port.
@param PeiServices General-purpose services that are available to every PEIM.
@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
@param PortNum Usb hub port number (starting from 1).
**/
VOID
PeiResetHubPort (
IN EFI_PEI_SERVICES **PeiServices,
IN PEI_USB_IO_PPI *UsbIoPpi,
IN UINT8 PortNum
);
#endif