[mirror_edk2.git] / IntelFrameworkModulePkg / Bus / Pci / IdeBusDxe / IdeBus.h

/** @file\r
  Header file for IDE Bus Driver.\r
\r
  Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#ifndef _IDE_BUS_H_\r
#define _IDE_BUS_H_\r
\r
\r
\r
#include <FrameworkDxe.h>\r
\r
#include <Protocol/IdeControllerInit.h>\r
#include <Protocol/BlockIo.h>\r
#include <Protocol/PciIo.h>\r
#include <Protocol/DiskInfo.h>\r
#include <Protocol/DevicePath.h>\r
\r
#include <Library/DebugLib.h>\r
#include <Library/UefiDriverEntryPoint.h>\r
#include <Library/BaseLib.h>\r
#include <Library/UefiLib.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/ReportStatusCodeLib.h>\r
#include <Library/MemoryAllocationLib.h>\r
#include <Library/PerformanceLib.h>\r
#include <Library/UefiBootServicesTableLib.h>\r
#include <Library/UefiRuntimeServicesTableLib.h>\r
#include <Library/DevicePathLib.h>\r
\r
#include <Guid/EventGroup.h>\r
\r
#include <IndustryStandard/Pci.h>\r
#include "IdeData.h"\r
\r
//\r
// Global Variables\r
//\r
extern EFI_DRIVER_BINDING_PROTOCOL      gIDEBusDriverBinding;\r
extern EFI_DRIVER_DIAGNOSTICS_PROTOCOL  gIDEBusDriverDiagnostics;\r
extern EFI_DRIVER_DIAGNOSTICS2_PROTOCOL gIDEBusDriverDiagnostics2;\r
\r
//\r
// Extra Definition to porting\r
//\r
#define MAX_IDE_DEVICE    4\r
#define MAX_IDE_CHANNELS  2\r
#define MAX_IDE_DRIVES    2\r
\r
#define INVALID_DEVICE_TYPE 0xff\r
#define ATA_DEVICE_TYPE     0x00\r
#define ATAPI_DEVICE_TYPE   0x01\r
\r
typedef struct {\r
  BOOLEAN HaveScannedDevice[MAX_IDE_DEVICE];\r
  BOOLEAN DeviceFound[MAX_IDE_DEVICE];\r
  BOOLEAN DeviceProcessed[MAX_IDE_DEVICE];\r
} IDE_BUS_DRIVER_PRIVATE_DATA;\r
\r
#define IDE_BLK_IO_DEV_SIGNATURE  SIGNATURE_32 ('i', 'b', 'i', 'd')\r
\r
typedef struct {\r
  UINT32                      Signature;\r
\r
  EFI_HANDLE                  Handle;\r
  EFI_BLOCK_IO_PROTOCOL       BlkIo;\r
  EFI_BLOCK_IO_MEDIA          BlkMedia;\r
  EFI_DISK_INFO_PROTOCOL      DiskInfo;\r
  EFI_DEVICE_PATH_PROTOCOL    *DevicePath;\r
  EFI_PCI_IO_PROTOCOL         *PciIo;\r
  IDE_BUS_DRIVER_PRIVATE_DATA *IdeBusDriverPrivateData;\r
\r
  //\r
  // Local Data for IDE interface goes here\r
  //\r
  EFI_IDE_CHANNEL             Channel;\r
  EFI_IDE_DEVICE              Device;\r
  UINT16                      Lun;\r
  IDE_DEVICE_TYPE             Type;\r
\r
  IDE_BASE_REGISTERS          *IoPort;\r
  UINT16                      AtapiError;\r
\r
  ATAPI_INQUIRY_DATA                *InquiryData;\r
  EFI_IDENTIFY_DATA           *IdData;\r
  ATA_PIO_MODE                PioMode;\r
  EFI_ATA_MODE                UdmaMode;\r
  CHAR8                       ModelName[41];\r
  ATAPI_REQUEST_SENSE_DATA          *SenseData;\r
  UINT8                       SenseDataNumber;\r
  UINT8                       *Cache;\r
\r
  //\r
  // ExitBootService Event, it is used to clear pending IDE interrupt\r
  //\r
  EFI_EVENT                   ExitBootServiceEvent;\r
\r
  EFI_UNICODE_STRING_TABLE    *ControllerNameTable;\r
} IDE_BLK_IO_DEV;\r
\r
#include "ComponentName.h"\r
\r
#define IDE_BLOCK_IO_DEV_FROM_THIS(a)           CR (a, IDE_BLK_IO_DEV, BlkIo, IDE_BLK_IO_DEV_SIGNATURE)\r
#define IDE_BLOCK_IO_DEV_FROM_DISK_INFO_THIS(a) CR (a, IDE_BLK_IO_DEV, DiskInfo, IDE_BLK_IO_DEV_SIGNATURE)\r
\r
#include "Ide.h"\r
\r
\r
/**\r
  Supported function of Driver Binding protocol for this driver.\r
\r
  @param This                A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.\r
  @param ControllerHandle    The handle of the controller to test.\r
  @param RemainingDevicePath A pointer to the remaining portion of a device path.\r
\r
  @retval  EFI_SUCCESS Driver loaded.\r
  @retval  other       Driver not loaded.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEBusDriverBindingSupported (\r
  IN EFI_DRIVER_BINDING_PROTOCOL  *This,\r
  IN EFI_HANDLE                   Controller,\r
  IN EFI_DEVICE_PATH_PROTOCOL     *RemainingDevicePath\r
  );\r
\r
/**\r
  Start function of Driver binding protocol which start this driver on Controller\r
  by detecting all disks and installing BlockIo protocol on them.\r
\r
  @param  This                Protocol instance pointer.\r
  @param  Controller          Handle of device to bind driver to.\r
  @param  RemainingDevicePath produce all possible children.\r
\r
  @retval  EFI_SUCCESS         This driver is added to ControllerHandle.\r
  @retval  EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r
  @retval  other               This driver does not support this device.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEBusDriverBindingStart (\r
  IN EFI_DRIVER_BINDING_PROTOCOL  *This,\r
  IN EFI_HANDLE                   Controller,\r
  IN EFI_DEVICE_PATH_PROTOCOL     *RemainingDevicePath\r
  );\r
\r
/**\r
  Stop function of Driver Binding Protocol which is to stop the driver on Controller Handle and all\r
  child handle attached to the controller handle if there are.\r
\r
  @param  This Protocol instance pointer.\r
  @param  Controller Handle of device to stop driver on\r
  @param  NumberOfChildren Not used\r
  @param  ChildHandleBuffer Not used\r
\r
  @retval  EFI_SUCCESS This driver is removed DeviceHandle\r
  @retval  other This driver was not removed from this device\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEBusDriverBindingStop (\r
  IN  EFI_DRIVER_BINDING_PROTOCOL *This,\r
  IN  EFI_HANDLE                  Controller,\r
  IN  UINTN                       NumberOfChildren,\r
  IN  EFI_HANDLE                  *ChildHandleBuffer\r
  );\r
\r
//\r
// EFI Driver Configuration Functions\r
//\r
\r
\r
\r
\r
//\r
// EFI Driver Diagnostics Functions\r
//\r
/**\r
  Runs diagnostics on a controller.\r
\r
  @param  This             A pointer to the EFI_DRIVER_DIAGNOSTICS_PROTOCOLinstance.\r
  @param  ControllerHandle The handle of the controller to run diagnostics on.\r
  @param  ChildHandle      The handle of the child controller to run diagnostics on\r
                           This is an optional parameter that may be NULL.  It will\r
                           be NULL for device drivers.  It will also be NULL for a\r
                           bus drivers that wish to run diagnostics on the bus controller.\r
                           It will not be NULL for a bus driver that wishes to run\r
                           diagnostics on one of its child controllers.\r
  @param  DiagnosticType   Indicates type of diagnostics to perform on the controller\r
                           specified by ControllerHandle and ChildHandle.\r
  @param  Language         A pointer to a three character ISO 639-2 language identifier.\r
                           This is the language in which the optional error message should\r
                           be returned in Buffer, and it must match one of the languages\r
                           specified in SupportedLanguages. The number of languages supported by\r
                           a driver is up to the driver writer.\r
  @param  ErrorType        A GUID that defines the format of the data returned in Buffer.\r
  @param  BufferSize       The size, in bytes, of the data returned in Buffer.\r
  @param  Buffer           A buffer that contains a Null-terminated Unicode string\r
                           plus some additional data whose format is defined by ErrorType.\r
                           Buffer is allocated by this function with AllocatePool(), and\r
                           it is the caller's responsibility to free it with a call to FreePool().\r
\r
  @retval  EFI_SUCCESS           The controller specified by ControllerHandle and ChildHandle passed\r
                                 the diagnostic.\r
  @retval  EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
  @retval  EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid EFI_HANDLE.\r
  @retval  EFI_INVALID_PARAMETER Language is NULL.\r
  @retval  EFI_INVALID_PARAMETER ErrorType is NULL.\r
  @retval  EFI_INVALID_PARAMETER BufferType is NULL.\r
  @retval  EFI_INVALID_PARAMETER Buffer is NULL.\r
  @retval  EFI_UNSUPPORTED       The driver specified by This does not support running\r
                                 diagnostics for the controller specified by ControllerHandle\r
                                 and ChildHandle.\r
  @retval  EFI_UNSUPPORTED       The driver specified by This does not support the\r
                                 type of diagnostic specified by DiagnosticType.\r
  @retval  EFI_UNSUPPORTED       The driver specified by This does not support the language\r
                                 specified by Language.\r
  @retval  EFI_OUT_OF_RESOURCES  There are not enough resources available to complete the\r
                                 diagnostics.\r
  @retval  EFI_OUT_OF_RESOURCES  There are not enough resources available to return the\r
                                 status information in ErrorType, BufferSize,and Buffer.\r
  @retval  EFI_DEVICE_ERROR      The controller specified by ControllerHandle and ChildHandle\r
                                 did not pass the diagnostic.\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEBusDriverDiagnosticsRunDiagnostics (\r
  IN  EFI_DRIVER_DIAGNOSTICS_PROTOCOL               *This,\r
  IN  EFI_HANDLE                                    ControllerHandle,\r
  IN  EFI_HANDLE                                    ChildHandle  OPTIONAL,\r
  IN  EFI_DRIVER_DIAGNOSTIC_TYPE                    DiagnosticType,\r
  IN  CHAR8                                         *Language,\r
  OUT EFI_GUID                                      **ErrorType,\r
  OUT UINTN                                         *BufferSize,\r
  OUT CHAR16                                        **Buffer\r
  );\r
\r
/**\r
  issue ATA or ATAPI command to reset a block IO device.\r
  @param  This                  Block IO protocol instance pointer.\r
  @param  ExtendedVerification  If FALSE,for ATAPI device, driver will only invoke ATAPI reset method\r
                                If TRUE, for ATAPI device, driver need invoke ATA reset method after\r
                                invoke ATAPI reset method\r
\r
  @retval EFI_DEVICE_ERROR      When the device is neighther ATA device or ATAPI device.\r
  @retval EFI_SUCCESS           The device reset successfully\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEBlkIoReset (\r
  IN  EFI_BLOCK_IO_PROTOCOL       *This,\r
  IN  BOOLEAN                     ExtendedVerification\r
  );\r
\r
/**\r
  Read data from a block IO device.\r
\r
  @param  This       Block IO protocol instance pointer.\r
  @param  MediaId    The media ID of the device\r
  @param  Lba        Starting LBA address to read data\r
  @param  BufferSize The size of data to be read\r
  @param  Buffer     Caller supplied buffer to save data\r
\r
  @retval EFI_DEVICE_ERROR  unknown device type\r
  @retval EFI_SUCCESS       read the data successfully.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEBlkIoReadBlocks (\r
  IN  EFI_BLOCK_IO_PROTOCOL       *This,\r
  IN  UINT32                      MediaId,\r
  IN  EFI_LBA                     Lba,\r
  IN  UINTN                       BufferSize,\r
  OUT VOID                        *Buffer\r
  );\r
\r
/**\r
  Write data to block io device\r
\r
  @param  This       Protocol instance pointer.\r
  @param  MediaId    The media ID of the device\r
  @param  Lba        Starting LBA address to write data\r
  @param  BufferSize The size of data to be written\r
  @param  Buffer     Caller supplied buffer to save data\r
\r
  @retval EFI_DEVICE_ERROR  unknown device type\r
  @retval other             write data status\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEBlkIoWriteBlocks (\r
  IN  EFI_BLOCK_IO_PROTOCOL       *This,\r
  IN  UINT32                      MediaId,\r
  IN  EFI_LBA                     Lba,\r
  IN  UINTN                       BufferSize,\r
  IN  VOID                        *Buffer\r
  );\r
\r
/**\r
  Flushes all modified data to a physical block devices\r
\r
  @param  This  Indicates a pointer to the calling context which to sepcify a\r
                sepcific block device\r
\r
  @retval EFI_SUCCESS   Always return success.\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEBlkIoFlushBlocks (\r
  IN  EFI_BLOCK_IO_PROTOCOL       *This\r
  );\r
/**\r
  This function is used by the IDE bus driver to get inquiry data.\r
  Data format of Identify data is defined by the Interface GUID.\r
\r
  @param  This                  Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
  @param  InquiryData           Pointer to a buffer for the inquiry data.\r
  @param  InquiryDataSize       Pointer to the value for the inquiry data size.\r
\r
  @retval EFI_SUCCESS           The command was accepted without any errors.\r
  @retval EFI_NOT_FOUND         Device does not support this data class\r
  @retval EFI_DEVICE_ERROR      Error reading InquiryData from device\r
  @retval EFI_BUFFER_TOO_SMALL  IntquiryDataSize not big enough\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEDiskInfoInquiry (\r
  IN EFI_DISK_INFO_PROTOCOL       *This,\r
  IN OUT VOID                     *InquiryData,\r
  IN OUT UINT32                   *InquiryDataSize\r
  );\r
\r
/**\r
  This function is used by the IDE bus driver to get identify data.\r
  Data format of Identify data is defined by the Interface GUID.\r
\r
  @param  This                  Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
  @param  IdentifyData          Pointer to a buffer for the identify data.\r
  @param  IdentifyDataSize      Pointer to the value for the identify data size.\r
\r
  @retval EFI_SUCCESS           The command was accepted without any errors.\r
  @retval EFI_NOT_FOUND         Device does not support this data class\r
  @retval EFI_DEVICE_ERROR      Error reading IdentifyData from device\r
  @retval EFI_BUFFER_TOO_SMALL  IdentifyDataSize not big enough\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEDiskInfoIdentify (\r
  IN EFI_DISK_INFO_PROTOCOL       *This,\r
  IN OUT VOID                     *IdentifyData,\r
  IN OUT UINT32                   *IdentifyDataSize\r
  );\r
\r
/**\r
  This function is used by the IDE bus driver to get sense data.\r
  Data format of Sense data is defined by the Interface GUID.\r
\r
  @param  This                  Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
  @param  SenseData             Pointer to the SenseData.\r
  @param  SenseDataSize         Size of SenseData in bytes.\r
  @param  SenseDataNumber       Pointer to the value for the identify data size.\r
\r
  @retval EFI_SUCCESS           The command was accepted without any errors.\r
  @retval EFI_NOT_FOUND         Device does not support this data class\r
  @retval EFI_DEVICE_ERROR      Error reading InquiryData from device\r
  @retval EFI_BUFFER_TOO_SMALL  SenseDataSize not big enough\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEDiskInfoSenseData (\r
  IN EFI_DISK_INFO_PROTOCOL       *This,\r
  IN OUT VOID                     *SenseData,\r
  IN OUT UINT32                   *SenseDataSize,\r
  OUT UINT8                       *SenseDataNumber\r
  );\r
\r
/**\r
  This function is used by the IDE bus driver to get controller information.\r
\r
  @param  This                  Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
  @param  IdeChannel            Pointer to the Ide Channel number. Primary or secondary.\r
  @param  IdeDevice             Pointer to the Ide Device number. Master or slave.\r
\r
  @retval EFI_SUCCESS           IdeChannel and IdeDevice are valid\r
  @retval EFI_UNSUPPORTED       This is not an IDE device\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
IDEDiskInfoWhichIde (\r
  IN EFI_DISK_INFO_PROTOCOL       *This,\r
  OUT UINT32                      *IdeChannel,\r
  OUT UINT32                      *IdeDevice\r
  );\r
/**\r
  The is an event(generally the event is exitBootService event) call back function.\r
  Clear pending IDE interrupt before OS loader/kernel take control of the IDE device.\r
\r
  @param  Event   Pointer to this event\r
  @param  Context Event handler private data\r
\r
**/\r
VOID\r
EFIAPI\r
ClearInterrupt (\r
  IN EFI_EVENT  Event,\r
  IN VOID       *Context\r
  );\r
#endif\r
Commit	Line	Data
	1	/** @file\r
	2	Header file for IDE Bus Driver.\r
	3	\r
	4	Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
	5	SPDX-License-Identifier: BSD-2-Clause-Patent\r
	6	\r
	7	**/\r
	8	\r
	9	#ifndef _IDE_BUS_H_\r
	10	#define _IDE_BUS_H_\r
	11	\r
	12	\r
	13	\r
	14	#include <FrameworkDxe.h>\r
	15	\r
	16	#include <Protocol/IdeControllerInit.h>\r
	17	#include <Protocol/BlockIo.h>\r
	18	#include <Protocol/PciIo.h>\r
	19	#include <Protocol/DiskInfo.h>\r
	20	#include <Protocol/DevicePath.h>\r
	21	\r
	22	#include <Library/DebugLib.h>\r
	23	#include <Library/UefiDriverEntryPoint.h>\r
	24	#include <Library/BaseLib.h>\r
	25	#include <Library/UefiLib.h>\r
	26	#include <Library/BaseMemoryLib.h>\r
	27	#include <Library/ReportStatusCodeLib.h>\r
	28	#include <Library/MemoryAllocationLib.h>\r
	29	#include <Library/PerformanceLib.h>\r
	30	#include <Library/UefiBootServicesTableLib.h>\r
	31	#include <Library/UefiRuntimeServicesTableLib.h>\r
	32	#include <Library/DevicePathLib.h>\r
	33	\r
	34	#include <Guid/EventGroup.h>\r
	35	\r
	36	#include <IndustryStandard/Pci.h>\r
	37	#include "IdeData.h"\r
	38	\r
	39	//\r
	40	// Global Variables\r
	41	//\r
	42	extern EFI_DRIVER_BINDING_PROTOCOL gIDEBusDriverBinding;\r
	43	extern EFI_DRIVER_DIAGNOSTICS_PROTOCOL gIDEBusDriverDiagnostics;\r
	44	extern EFI_DRIVER_DIAGNOSTICS2_PROTOCOL gIDEBusDriverDiagnostics2;\r
	45	\r
	46	//\r
	47	// Extra Definition to porting\r
	48	//\r
	49	#define MAX_IDE_DEVICE 4\r
	50	#define MAX_IDE_CHANNELS 2\r
	51	#define MAX_IDE_DRIVES 2\r
	52	\r
	53	#define INVALID_DEVICE_TYPE 0xff\r
	54	#define ATA_DEVICE_TYPE 0x00\r
	55	#define ATAPI_DEVICE_TYPE 0x01\r
	56	\r
	57	typedef struct {\r
	58	BOOLEAN HaveScannedDevice[MAX_IDE_DEVICE];\r
	59	BOOLEAN DeviceFound[MAX_IDE_DEVICE];\r
	60	BOOLEAN DeviceProcessed[MAX_IDE_DEVICE];\r
	61	} IDE_BUS_DRIVER_PRIVATE_DATA;\r
	62	\r
	63	#define IDE_BLK_IO_DEV_SIGNATURE SIGNATURE_32 ('i', 'b', 'i', 'd')\r
	64	\r
	65	typedef struct {\r
	66	UINT32 Signature;\r
	67	\r
	68	EFI_HANDLE Handle;\r
	69	EFI_BLOCK_IO_PROTOCOL BlkIo;\r
	70	EFI_BLOCK_IO_MEDIA BlkMedia;\r
	71	EFI_DISK_INFO_PROTOCOL DiskInfo;\r
	72	EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
	73	EFI_PCI_IO_PROTOCOL *PciIo;\r
	74	IDE_BUS_DRIVER_PRIVATE_DATA *IdeBusDriverPrivateData;\r
	75	\r
	76	//\r
	77	// Local Data for IDE interface goes here\r
	78	//\r
	79	EFI_IDE_CHANNEL Channel;\r
	80	EFI_IDE_DEVICE Device;\r
	81	UINT16 Lun;\r
	82	IDE_DEVICE_TYPE Type;\r
	83	\r
	84	IDE_BASE_REGISTERS *IoPort;\r
	85	UINT16 AtapiError;\r
	86	\r
	87	ATAPI_INQUIRY_DATA *InquiryData;\r
	88	EFI_IDENTIFY_DATA *IdData;\r
	89	ATA_PIO_MODE PioMode;\r
	90	EFI_ATA_MODE UdmaMode;\r
	91	CHAR8 ModelName[41];\r
	92	ATAPI_REQUEST_SENSE_DATA *SenseData;\r
	93	UINT8 SenseDataNumber;\r
	94	UINT8 *Cache;\r
	95	\r
	96	//\r
	97	// ExitBootService Event, it is used to clear pending IDE interrupt\r
	98	//\r
	99	EFI_EVENT ExitBootServiceEvent;\r
	100	\r
	101	EFI_UNICODE_STRING_TABLE *ControllerNameTable;\r
	102	} IDE_BLK_IO_DEV;\r
	103	\r
	104	#include "ComponentName.h"\r
	105	\r
	106	#define IDE_BLOCK_IO_DEV_FROM_THIS(a) CR (a, IDE_BLK_IO_DEV, BlkIo, IDE_BLK_IO_DEV_SIGNATURE)\r
	107	#define IDE_BLOCK_IO_DEV_FROM_DISK_INFO_THIS(a) CR (a, IDE_BLK_IO_DEV, DiskInfo, IDE_BLK_IO_DEV_SIGNATURE)\r
	108	\r
	109	#include "Ide.h"\r
	110	\r
	111	\r
	112	/**\r
	113	Supported function of Driver Binding protocol for this driver.\r
	114	\r
	115	@param This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.\r
	116	@param ControllerHandle The handle of the controller to test.\r
	117	@param RemainingDevicePath A pointer to the remaining portion of a device path.\r
	118	\r
	119	@retval EFI_SUCCESS Driver loaded.\r
	120	@retval other Driver not loaded.\r
	121	\r
	122	**/\r
	123	EFI_STATUS\r
	124	EFIAPI\r
	125	IDEBusDriverBindingSupported (\r
	126	IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
	127	IN EFI_HANDLE Controller,\r
	128	IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
	129	);\r
	130	\r
	131	/**\r
	132	Start function of Driver binding protocol which start this driver on Controller\r
	133	by detecting all disks and installing BlockIo protocol on them.\r
	134	\r
	135	@param This Protocol instance pointer.\r
	136	@param Controller Handle of device to bind driver to.\r
	137	@param RemainingDevicePath produce all possible children.\r
	138	\r
	139	@retval EFI_SUCCESS This driver is added to ControllerHandle.\r
	140	@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r
	141	@retval other This driver does not support this device.\r
	142	\r
	143	**/\r
	144	EFI_STATUS\r
	145	EFIAPI\r
	146	IDEBusDriverBindingStart (\r
	147	IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
	148	IN EFI_HANDLE Controller,\r
	149	IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
	150	);\r
	151	\r
	152	/**\r
	153	Stop function of Driver Binding Protocol which is to stop the driver on Controller Handle and all\r
	154	child handle attached to the controller handle if there are.\r
	155	\r
	156	@param This Protocol instance pointer.\r
	157	@param Controller Handle of device to stop driver on\r
	158	@param NumberOfChildren Not used\r
	159	@param ChildHandleBuffer Not used\r
	160	\r
	161	@retval EFI_SUCCESS This driver is removed DeviceHandle\r
	162	@retval other This driver was not removed from this device\r
	163	\r
	164	**/\r
	165	EFI_STATUS\r
	166	EFIAPI\r
	167	IDEBusDriverBindingStop (\r
	168	IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
	169	IN EFI_HANDLE Controller,\r
	170	IN UINTN NumberOfChildren,\r
	171	IN EFI_HANDLE *ChildHandleBuffer\r
	172	);\r
	173	\r
	174	//\r
	175	// EFI Driver Configuration Functions\r
	176	//\r
	177	\r
	178	\r
	179	\r
	180	\r
	181	//\r
	182	// EFI Driver Diagnostics Functions\r
	183	//\r
	184	/**\r
	185	Runs diagnostics on a controller.\r
	186	\r
	187	@param This A pointer to the EFI_DRIVER_DIAGNOSTICS_PROTOCOLinstance.\r
	188	@param ControllerHandle The handle of the controller to run diagnostics on.\r
	189	@param ChildHandle The handle of the child controller to run diagnostics on\r
	190	This is an optional parameter that may be NULL. It will\r
	191	be NULL for device drivers. It will also be NULL for a\r
	192	bus drivers that wish to run diagnostics on the bus controller.\r
	193	It will not be NULL for a bus driver that wishes to run\r
	194	diagnostics on one of its child controllers.\r
	195	@param DiagnosticType Indicates type of diagnostics to perform on the controller\r
	196	specified by ControllerHandle and ChildHandle.\r
	197	@param Language A pointer to a three character ISO 639-2 language identifier.\r
	198	This is the language in which the optional error message should\r
	199	be returned in Buffer, and it must match one of the languages\r
	200	specified in SupportedLanguages. The number of languages supported by\r
	201	a driver is up to the driver writer.\r
	202	@param ErrorType A GUID that defines the format of the data returned in Buffer.\r
	203	@param BufferSize The size, in bytes, of the data returned in Buffer.\r
	204	@param Buffer A buffer that contains a Null-terminated Unicode string\r
	205	plus some additional data whose format is defined by ErrorType.\r
	206	Buffer is allocated by this function with AllocatePool(), and\r
	207	it is the caller's responsibility to free it with a call to FreePool().\r
	208	\r
	209	@retval EFI_SUCCESS The controller specified by ControllerHandle and ChildHandle passed\r
	210	the diagnostic.\r
	211	@retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
	212	@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid EFI_HANDLE.\r
	213	@retval EFI_INVALID_PARAMETER Language is NULL.\r
	214	@retval EFI_INVALID_PARAMETER ErrorType is NULL.\r
	215	@retval EFI_INVALID_PARAMETER BufferType is NULL.\r
	216	@retval EFI_INVALID_PARAMETER Buffer is NULL.\r
	217	@retval EFI_UNSUPPORTED The driver specified by This does not support running\r
	218	diagnostics for the controller specified by ControllerHandle\r
	219	and ChildHandle.\r
	220	@retval EFI_UNSUPPORTED The driver specified by This does not support the\r
	221	type of diagnostic specified by DiagnosticType.\r
	222	@retval EFI_UNSUPPORTED The driver specified by This does not support the language\r
	223	specified by Language.\r
	224	@retval EFI_OUT_OF_RESOURCES There are not enough resources available to complete the\r
	225	diagnostics.\r
	226	@retval EFI_OUT_OF_RESOURCES There are not enough resources available to return the\r
	227	status information in ErrorType, BufferSize,and Buffer.\r
	228	@retval EFI_DEVICE_ERROR The controller specified by ControllerHandle and ChildHandle\r
	229	did not pass the diagnostic.\r
	230	**/\r
	231	EFI_STATUS\r
	232	EFIAPI\r
	233	IDEBusDriverDiagnosticsRunDiagnostics (\r
	234	IN EFI_DRIVER_DIAGNOSTICS_PROTOCOL *This,\r
	235	IN EFI_HANDLE ControllerHandle,\r
	236	IN EFI_HANDLE ChildHandle OPTIONAL,\r
	237	IN EFI_DRIVER_DIAGNOSTIC_TYPE DiagnosticType,\r
	238	IN CHAR8 *Language,\r
	239	OUT EFI_GUID **ErrorType,\r
	240	OUT UINTN *BufferSize,\r
	241	OUT CHAR16 **Buffer\r
	242	);\r
	243	\r
	244	/**\r
	245	issue ATA or ATAPI command to reset a block IO device.\r
	246	@param This Block IO protocol instance pointer.\r
	247	@param ExtendedVerification If FALSE,for ATAPI device, driver will only invoke ATAPI reset method\r
	248	If TRUE, for ATAPI device, driver need invoke ATA reset method after\r
	249	invoke ATAPI reset method\r
	250	\r
	251	@retval EFI_DEVICE_ERROR When the device is neighther ATA device or ATAPI device.\r
	252	@retval EFI_SUCCESS The device reset successfully\r
	253	\r
	254	**/\r
	255	EFI_STATUS\r
	256	EFIAPI\r
	257	IDEBlkIoReset (\r
	258	IN EFI_BLOCK_IO_PROTOCOL *This,\r
	259	IN BOOLEAN ExtendedVerification\r
	260	);\r
	261	\r
	262	/**\r
	263	Read data from a block IO device.\r
	264	\r
	265	@param This Block IO protocol instance pointer.\r
	266	@param MediaId The media ID of the device\r
	267	@param Lba Starting LBA address to read data\r
	268	@param BufferSize The size of data to be read\r
	269	@param Buffer Caller supplied buffer to save data\r
	270	\r
	271	@retval EFI_DEVICE_ERROR unknown device type\r
	272	@retval EFI_SUCCESS read the data successfully.\r
	273	\r
	274	**/\r
	275	EFI_STATUS\r
	276	EFIAPI\r
	277	IDEBlkIoReadBlocks (\r
	278	IN EFI_BLOCK_IO_PROTOCOL *This,\r
	279	IN UINT32 MediaId,\r
	280	IN EFI_LBA Lba,\r
	281	IN UINTN BufferSize,\r
	282	OUT VOID *Buffer\r
	283	);\r
	284	\r
	285	/**\r
	286	Write data to block io device\r
	287	\r
	288	@param This Protocol instance pointer.\r
	289	@param MediaId The media ID of the device\r
	290	@param Lba Starting LBA address to write data\r
	291	@param BufferSize The size of data to be written\r
	292	@param Buffer Caller supplied buffer to save data\r
	293	\r
	294	@retval EFI_DEVICE_ERROR unknown device type\r
	295	@retval other write data status\r
	296	\r
	297	**/\r
	298	EFI_STATUS\r
	299	EFIAPI\r
	300	IDEBlkIoWriteBlocks (\r
	301	IN EFI_BLOCK_IO_PROTOCOL *This,\r
	302	IN UINT32 MediaId,\r
	303	IN EFI_LBA Lba,\r
	304	IN UINTN BufferSize,\r
	305	IN VOID *Buffer\r
	306	);\r
	307	\r
	308	/**\r
	309	Flushes all modified data to a physical block devices\r
	310	\r
	311	@param This Indicates a pointer to the calling context which to sepcify a\r
	312	sepcific block device\r
	313	\r
	314	@retval EFI_SUCCESS Always return success.\r
	315	**/\r
	316	EFI_STATUS\r
	317	EFIAPI\r
	318	IDEBlkIoFlushBlocks (\r
	319	IN EFI_BLOCK_IO_PROTOCOL *This\r
	320	);\r
	321	/**\r
	322	This function is used by the IDE bus driver to get inquiry data.\r
	323	Data format of Identify data is defined by the Interface GUID.\r
	324	\r
	325	@param This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
	326	@param InquiryData Pointer to a buffer for the inquiry data.\r
	327	@param InquiryDataSize Pointer to the value for the inquiry data size.\r
	328	\r
	329	@retval EFI_SUCCESS The command was accepted without any errors.\r
	330	@retval EFI_NOT_FOUND Device does not support this data class\r
	331	@retval EFI_DEVICE_ERROR Error reading InquiryData from device\r
	332	@retval EFI_BUFFER_TOO_SMALL IntquiryDataSize not big enough\r
	333	\r
	334	**/\r
	335	EFI_STATUS\r
	336	EFIAPI\r
	337	IDEDiskInfoInquiry (\r
	338	IN EFI_DISK_INFO_PROTOCOL *This,\r
	339	IN OUT VOID *InquiryData,\r
	340	IN OUT UINT32 *InquiryDataSize\r
	341	);\r
	342	\r
	343	/**\r
	344	This function is used by the IDE bus driver to get identify data.\r
	345	Data format of Identify data is defined by the Interface GUID.\r
	346	\r
	347	@param This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
	348	@param IdentifyData Pointer to a buffer for the identify data.\r
	349	@param IdentifyDataSize Pointer to the value for the identify data size.\r
	350	\r
	351	@retval EFI_SUCCESS The command was accepted without any errors.\r
	352	@retval EFI_NOT_FOUND Device does not support this data class\r
	353	@retval EFI_DEVICE_ERROR Error reading IdentifyData from device\r
	354	@retval EFI_BUFFER_TOO_SMALL IdentifyDataSize not big enough\r
	355	\r
	356	**/\r
	357	EFI_STATUS\r
	358	EFIAPI\r
	359	IDEDiskInfoIdentify (\r
	360	IN EFI_DISK_INFO_PROTOCOL *This,\r
	361	IN OUT VOID *IdentifyData,\r
	362	IN OUT UINT32 *IdentifyDataSize\r
	363	);\r
	364	\r
	365	/**\r
	366	This function is used by the IDE bus driver to get sense data.\r
	367	Data format of Sense data is defined by the Interface GUID.\r
	368	\r
	369	@param This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
	370	@param SenseData Pointer to the SenseData.\r
	371	@param SenseDataSize Size of SenseData in bytes.\r
	372	@param SenseDataNumber Pointer to the value for the identify data size.\r
	373	\r
	374	@retval EFI_SUCCESS The command was accepted without any errors.\r
	375	@retval EFI_NOT_FOUND Device does not support this data class\r
	376	@retval EFI_DEVICE_ERROR Error reading InquiryData from device\r
	377	@retval EFI_BUFFER_TOO_SMALL SenseDataSize not big enough\r
	378	\r
	379	**/\r
	380	EFI_STATUS\r
	381	EFIAPI\r
	382	IDEDiskInfoSenseData (\r
	383	IN EFI_DISK_INFO_PROTOCOL *This,\r
	384	IN OUT VOID *SenseData,\r
	385	IN OUT UINT32 *SenseDataSize,\r
	386	OUT UINT8 *SenseDataNumber\r
	387	);\r
	388	\r
	389	/**\r
	390	This function is used by the IDE bus driver to get controller information.\r
	391	\r
	392	@param This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
	393	@param IdeChannel Pointer to the Ide Channel number. Primary or secondary.\r
	394	@param IdeDevice Pointer to the Ide Device number. Master or slave.\r
	395	\r
	396	@retval EFI_SUCCESS IdeChannel and IdeDevice are valid\r
	397	@retval EFI_UNSUPPORTED This is not an IDE device\r
	398	\r
	399	**/\r
	400	EFI_STATUS\r
	401	EFIAPI\r
	402	IDEDiskInfoWhichIde (\r
	403	IN EFI_DISK_INFO_PROTOCOL *This,\r
	404	OUT UINT32 *IdeChannel,\r
	405	OUT UINT32 *IdeDevice\r
	406	);\r
	407	/**\r
	408	The is an event(generally the event is exitBootService event) call back function.\r
	409	Clear pending IDE interrupt before OS loader/kernel take control of the IDE device.\r
	410	\r
	411	@param Event Pointer to this event\r
	412	@param Context Event handler private data\r
	413	\r
	414	**/\r
	415	VOID\r
	416	EFIAPI\r
	417	ClearInterrupt (\r
	418	IN EFI_EVENT Event,\r
	419	IN VOID *Context\r
	420	);\r
	421	#endif\r