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/** @file
Header file for Driver Binding Protocol.
Copyright (c) 2010 - 2019 Intel Corporation. All rights reserved. <BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _SIO_DRIVER_H_
#define _SIO_DRIVER_H_
#include <PiDxe.h>
#include <IndustryStandard/Pci.h>
#include <Library/BaseLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#include <Library/IoLib.h>
#include <Library/PciLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/DevicePathLib.h>
#include <Library/UefiLib.h>
#include <Library/PcdLib.h>
//
// Driver Consumed Protocol Prototypes
//
#include <Protocol/DriverBinding.h>
#include <Protocol/PciIo.h>
#include <Protocol/DevicePath.h>
//
// Driver Produced Protocol Prototypes
//
#include <Protocol/SuperIo.h>
#include "SioChip.h"
#include "SioService.h"
#include "ComponentName.h"
//
// Global Variables definitions
//
extern EFI_DRIVER_BINDING_PROTOCOL mSioDriver;
extern EFI_COMPONENT_NAME_PROTOCOL mSioComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL mSioComponentName2;
//
// SIO device private data structure
//
#define SIO_DEV_SIGNATURE SIGNATURE_32 ('_', 'S', 'I', 'O')
typedef struct _SIO_DEV {
UINT32 Signature;
EFI_HANDLE PciHandle;
EFI_SIO_ACPI_DEVICE_ID Device;
EFI_HANDLE Handle;
EFI_SIO_PROTOCOL Sio;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
LIST_ENTRY Link;
} SIO_DEV;
#define SIO_DEV_FROM_THIS(a) CR (a, SIO_DEV, Sio, SIO_DEV_SIGNATURE)
//
// Prototypes for Driver model protocol interface
//
/**
Test to see if this driver supports Controller Handle.
@param[in] This Protocol instance pointer.
@param[in] Controller Handle of device to test
@param[in] RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@retval EFI_SUCCESS This driver supports this device
@retval EFI_ALREADY_STARTED This driver is already running on this device
@retval other This driver does not support this device
**/
EFI_STATUS
EFIAPI
SioDriverSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
/**
Start this driver on ControllerHandle.
@param[in] This Protocol instance pointer.
@param[in] Controller Handle of device to bind driver to
@param[in] RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@retval EFI_SUCCESS This driver is added to ControllerHandle
@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle
@retval other This driver does not support this device
**/
EFI_STATUS
EFIAPI
SioDriverStart (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
/**
Stop this driver on ControllerHandle.
@param[in] This Protocol instance pointer.
@param[in] Controller Handle of device to stop driver on
@param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
children is zero stop the entire bus driver.
@param[in] ChildHandleBuffer List of Child Handles to Stop.
@retval EFI_SUCCESS This driver is removed ControllerHandle
@retval other This driver was not removed from this device
**/
EFI_STATUS
EFIAPI
SioDriverStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer
);
#endif
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