mirror of https://github.com/acidanthera/audk.git
332 lines
13 KiB
C
332 lines
13 KiB
C
/** @file
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Header file for IDE controller driver.
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Copyright (c) 2008 - 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _IDE_CONTROLLER_H_
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#define _IDE_CONTROLLER_H_
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#include <Uefi.h>
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#include <Protocol/ComponentName.h>
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#include <Protocol/DriverBinding.h>
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#include <Protocol/PciIo.h>
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#include <Protocol/IdeControllerInit.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiLib.h>
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#include <Library/BaseLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <IndustryStandard/Pci.h>
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//
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// Global Variables definitions
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//
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extern EFI_DRIVER_BINDING_PROTOCOL gIdeControllerDriverBinding;
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extern EFI_COMPONENT_NAME_PROTOCOL gIdeControllerComponentName;
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extern EFI_COMPONENT_NAME2_PROTOCOL gIdeControllerComponentName2;
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///
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/// Supports 2 channel max
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///
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#define ICH_IDE_MAX_CHANNEL 0x02
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///
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/// Supports 2 devices max
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///
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#define ICH_IDE_MAX_DEVICES 0x02
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#define ICH_IDE_ENUMER_ALL FALSE
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//
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// Driver binding functions declaration
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//
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/**
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Register Driver Binding protocol for this driver.
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@param This A pointer points to the Binding Protocol instance
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@param Controller The handle of controller to be tested.
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@param RemainingDevicePath A pointer to the device path. Ignored by device
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driver but used by bus driver
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@retval EFI_SUCCESS Driver loaded.
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@retval !EFI_SUCESS Driver not loaded.
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**/
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EFI_STATUS
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EFIAPI
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IdeControllerSupported (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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)
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;
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/**
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This routine is called right after the .Supported() called and return
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EFI_SUCCESS. Notes: The supported protocols are checked but the Protocols
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are closed.
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@param This A pointer points to the Binding Protocol instance
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@param Controller The handle of controller to be tested. Parameter
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passed by the caller
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@param RemainingDevicePath A pointer to the device path. Should be ignored by
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device driver
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@return EFI_STATUS Status of InstallMultipleProtocolInterfaces()
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**/
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EFI_STATUS
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EFIAPI
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IdeControllerStart (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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)
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;
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/**
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Stop this driver on Controller Handle.
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@param This Protocol instance pointer.
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@param Controller Handle of device to stop driver on
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@param NumberOfChildren Not used
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@param ChildHandleBuffer Not used
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@retval EFI_SUCESS This driver is removed DeviceHandle
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@retval !EFI_SUCCESS This driver was not removed from this device
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**/
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EFI_STATUS
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EFIAPI
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IdeControllerStop (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN UINTN NumberOfChildren,
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IN EFI_HANDLE *ChildHandleBuffer
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)
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;
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//
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// IDE controller init functions declaration
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//
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/**
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This function can be used to obtain information about a specified channel.
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It's usually used by IDE Bus driver during enumeration process.
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@param This the EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
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@param Channel Channel number (0 based, either 0 or 1)
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@param Enabled TRUE if the channel is enabled. If the channel is disabled,
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then it will no be enumerated.
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@param MaxDevices The Max number of IDE devices that the bus driver can expect
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on this channel. For ATA/ATAPI, this number is either 1 or 2.
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@retval EFI_SUCCESS Success to get channel information
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@retval EFI_INVALID_PARAMETER Invalid channel id.
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**/
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EFI_STATUS
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EFIAPI
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IdeInitGetChannelInfo (
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IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
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IN UINT8 Channel,
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OUT BOOLEAN *Enabled,
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OUT UINT8 *MaxDevices
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)
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;
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/**
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This function is called by IdeBus driver before executing certain actions.
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This allows IDE Controller Init to prepare for each action.
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@param This the EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
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@param Phase phase indicator defined by IDE_CONTROLLER_INIT protocol
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@param Channel Channel number (0 based, either 0 or 1)
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@return EFI_SUCCESS Success operation.
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**/
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EFI_STATUS
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EFIAPI
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IdeInitNotifyPhase (
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IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
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IN EFI_IDE_CONTROLLER_ENUM_PHASE Phase,
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IN UINT8 Channel
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)
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;
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/**
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This function is called by IdeBus driver to submit EFI_IDENTIFY_DATA data structure
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obtained from IDE deivce. This structure is used to set IDE timing
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@param This The EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
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@param Channel IDE channel number (0 based, either 0 or 1)
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@param Device IDE device number
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@param IdentifyData A pointer to EFI_IDENTIFY_DATA data structure
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@return EFI_SUCCESS Success operation.
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**/
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EFI_STATUS
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EFIAPI
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IdeInitSubmitData (
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IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
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IN UINT8 Channel,
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IN UINT8 Device,
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IN EFI_IDENTIFY_DATA *IdentifyData
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)
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;
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/**
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This function is called by IdeBus driver to disqualify unsupported operation
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mode on specfic IDE device
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@param This the EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
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@param Channel IDE channel number (0 based, either 0 or 1)
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@param Device IDE device number
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@param BadModes Operation mode indicator
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@return EFI_SUCCESS Success operation.
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**/
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EFI_STATUS
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EFIAPI
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IdeInitDisqualifyMode (
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IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
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IN UINT8 Channel,
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IN UINT8 Device,
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IN EFI_ATA_COLLECTIVE_MODE *BadModes
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)
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;
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/**
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This function is called by IdeBus driver to calculate the best operation mode
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supported by specific IDE device
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@param This the EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
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@param Channel IDE channel number (0 based, either 0 or 1)
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@param Device IDE device number
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@param SupportedModes Modes collection supported by IDE device
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@retval EFI_OUT_OF_RESOURCES Fail to allocate pool.
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@retval EFI_INVALID_PARAMETER Invalid channel id and device id.
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**/
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EFI_STATUS
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EFIAPI
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IdeInitCalculateMode (
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IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
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IN UINT8 Channel,
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IN UINT8 Device,
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OUT EFI_ATA_COLLECTIVE_MODE **SupportedModes
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)
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;
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/**
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This function is called by IdeBus driver to set appropriate timing on IDE
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controller according supported operation mode.
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@param This the EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
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@param Channel IDE channel number (0 based, either 0 or 1)
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@param Device IDE device number
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@param Modes IDE device modes
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@retval EFI_SUCCESS Sucess operation.
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**/
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EFI_STATUS
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EFIAPI
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IdeInitSetTiming (
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IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
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IN UINT8 Channel,
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IN UINT8 Device,
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IN EFI_ATA_COLLECTIVE_MODE *Modes
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)
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;
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//
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// Forward reference declaration
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//
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/**
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Retrieves a Unicode string that is the user readable name of the EFI Driver.
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@param This A pointer to the EFI_COMPONENT_NAME_PROTOCOL instance.
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@param Language A pointer to a three character ISO 639-2 language identifier.
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This is the language of the driver name that that the caller
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is requesting, and it must match one of the languages specified
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in SupportedLanguages. The number of languages supported by a
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driver is up to the driver writer.
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@param DriverName A pointer to the Unicode string to return. This Unicode string
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is the name of the driver specified by This in the language
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specified by Language.
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@retval EFI_SUCCESS The Unicode string for the Driver specified by This
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and the language specified by Language was returned
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in DriverName.
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@retval EFI_INVALID_PARAMETER Language is NULL.
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@retval EFI_INVALID_PARAMETER DriverName is NULL.
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@retval EFI_UNSUPPORTED The driver specified by This does not support the
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language specified by Language.
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**/
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EFI_STATUS
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EFIAPI
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IdeControllerComponentNameGetDriverName (
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IN EFI_COMPONENT_NAME_PROTOCOL *This,
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IN CHAR8 *Language,
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OUT CHAR16 **DriverName
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)
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;
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/**
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Retrieves a Unicode string that is the user readable name of the controller
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that is being managed by an EFI Driver.
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@param This A pointer to the EFI_COMPONENT_NAME_PROTOCOL instance.
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@param ControllerHandle The handle of a controller that the driver specified by
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This is managing. This handle specifies the controller
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whose name is to be returned.
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@param OPTIONAL ChildHandle The handle of the child controller to retrieve the name
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of. This is an optional parameter that may be NULL. It
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will be NULL for device drivers. It will also be NULL
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for a bus drivers that wish to retrieve the name of the
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bus controller. It will not be NULL for a bus driver
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that wishes to retrieve the name of a child controller.
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@param Language A pointer to a three character ISO 639-2 language
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identifier. This is the language of the controller name
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that that the caller is requesting, and it must match one
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of the languages specified in SupportedLanguages. The
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number of languages supported by a driver is up to the
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driver writer.
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@param ControllerName A pointer to the Unicode string to return. This Unicode
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string is the name of the controller specified by
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ControllerHandle and ChildHandle in the language
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specified by Language from the point of view of the
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driver specified by This.
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@retval EFI_SUCCESS The Unicode string for the user readable name in the
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language specified by Language for the driver
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specified by This was returned in DriverName.
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@retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
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@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
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EFI_HANDLE.
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@retval EFI_INVALID_PARAMETER Language is NULL.
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@retval EFI_INVALID_PARAMETER ControllerName is NULL.
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@retval EFI_UNSUPPORTED The driver specified by This is not currently
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managing the controller specified by
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ControllerHandle and ChildHandle.
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@retval EFI_UNSUPPORTED The driver specified by This does not support the
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language specified by Language.
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**/
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EFI_STATUS
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EFIAPI
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IdeControllerComponentNameGetControllerName (
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IN EFI_COMPONENT_NAME_PROTOCOL *This,
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IN EFI_HANDLE ControllerHandle,
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IN EFI_HANDLE ChildHandle OPTIONAL,
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IN CHAR8 *Language,
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OUT CHAR16 **ControllerName
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)
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;
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#endif
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