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Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/AtaPassThru.h')
| -rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/AtaPassThru.h | 471 |
1 files changed, 471 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/AtaPassThru.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/AtaPassThru.h new file mode 100644 index 0000000000..1cc596f9e4 --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/AtaPassThru.h @@ -0,0 +1,471 @@ +/** @file + The EFI_ATA_PASS_THRU_PROTOCOL provides information about an ATA controller and the ability + to send ATA Command Blocks to any ATA device attached to that ATA controller. The information + includes the attributes of the ATA controller. + + Copyright (c) 2009 - 2016, Intel Corporation. All rights reserved.<BR> + This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#ifndef __ATA_PASS_THROUGH_H__ +#define __ATA_PASS_THROUGH_H__ + +#define EFI_ATA_PASS_THRU_PROTOCOL_GUID \ + { \ + 0x1d3de7f0, 0x807, 0x424f, {0xaa, 0x69, 0x11, 0xa5, 0x4e, 0x19, 0xa4, 0x6f } \ + } + +typedef struct _EFI_ATA_PASS_THRU_PROTOCOL EFI_ATA_PASS_THRU_PROTOCOL; + +typedef struct { + UINT32 Attributes; + UINT32 IoAlign; +} EFI_ATA_PASS_THRU_MODE; + +/// +/// If this bit is set, then the EFI_ATA_PASS_THRU_PROTOCOL interface is for physical +/// devices on the ATA controller. +/// +#define EFI_ATA_PASS_THRU_ATTRIBUTES_PHYSICAL 0x0001 +/// +/// If this bit is set, then the EFI_ATA_PASS_THRU_PROTOCOL interface is for logical +/// devices on the ATA controller. +/// +#define EFI_ATA_PASS_THRU_ATTRIBUTES_LOGICAL 0x0002 +/// +/// If this bit is set, then the EFI_ATA_PASS_THRU_PROTOCOL interface supports non blocking +/// I/O. Every EFI_ATA_PASS_THRU_PROTOCOL must support blocking I/O. The support of non-blocking +/// I/O is optional. +/// +#define EFI_ATA_PASS_THRU_ATTRIBUTES_NONBLOCKIO 0x0004 + +typedef struct _EFI_ATA_COMMAND_BLOCK { + UINT8 Reserved1[2]; + UINT8 AtaCommand; + UINT8 AtaFeatures; + UINT8 AtaSectorNumber; + UINT8 AtaCylinderLow; + UINT8 AtaCylinderHigh; + UINT8 AtaDeviceHead; + UINT8 AtaSectorNumberExp; + UINT8 AtaCylinderLowExp; + UINT8 AtaCylinderHighExp; + UINT8 AtaFeaturesExp; + UINT8 AtaSectorCount; + UINT8 AtaSectorCountExp; + UINT8 Reserved2[6]; +} EFI_ATA_COMMAND_BLOCK; + +typedef struct _EFI_ATA_STATUS_BLOCK { + UINT8 Reserved1[2]; + UINT8 AtaStatus; + UINT8 AtaError; + UINT8 AtaSectorNumber; + UINT8 AtaCylinderLow; + UINT8 AtaCylinderHigh; + UINT8 AtaDeviceHead; + UINT8 AtaSectorNumberExp; + UINT8 AtaCylinderLowExp; + UINT8 AtaCylinderHighExp; + UINT8 Reserved2; + UINT8 AtaSectorCount; + UINT8 AtaSectorCountExp; + UINT8 Reserved3[6]; +} EFI_ATA_STATUS_BLOCK; + +typedef UINT8 EFI_ATA_PASS_THRU_CMD_PROTOCOL; + +#define EFI_ATA_PASS_THRU_PROTOCOL_ATA_HARDWARE_RESET 0x00 +#define EFI_ATA_PASS_THRU_PROTOCOL_ATA_SOFTWARE_RESET 0x01 +#define EFI_ATA_PASS_THRU_PROTOCOL_ATA_NON_DATA 0x02 +#define EFI_ATA_PASS_THRU_PROTOCOL_PIO_DATA_IN 0x04 +#define EFI_ATA_PASS_THRU_PROTOCOL_PIO_DATA_OUT 0x05 +#define EFI_ATA_PASS_THRU_PROTOCOL_DMA 0x06 +#define EFI_ATA_PASS_THRU_PROTOCOL_DMA_QUEUED 0x07 +#define EFI_ATA_PASS_THRU_PROTOCOL_DEVICE_DIAGNOSTIC 0x08 +#define EFI_ATA_PASS_THRU_PROTOCOL_DEVICE_RESET 0x09 +#define EFI_ATA_PASS_THRU_PROTOCOL_UDMA_DATA_IN 0x0A +#define EFI_ATA_PASS_THRU_PROTOCOL_UDMA_DATA_OUT 0x0B +#define EFI_ATA_PASS_THRU_PROTOCOL_FPDMA 0x0C +#define EFI_ATA_PASS_THRU_PROTOCOL_RETURN_RESPONSE 0xFF + +typedef UINT8 EFI_ATA_PASS_THRU_LENGTH; + +#define EFI_ATA_PASS_THRU_LENGTH_BYTES 0x80 + + +#define EFI_ATA_PASS_THRU_LENGTH_MASK 0x70 +#define EFI_ATA_PASS_THRU_LENGTH_NO_DATA_TRANSFER 0x00 +#define EFI_ATA_PASS_THRU_LENGTH_FEATURES 0x10 +#define EFI_ATA_PASS_THRU_LENGTH_SECTOR_COUNT 0x20 +#define EFI_ATA_PASS_THRU_LENGTH_TPSIU 0x30 + +#define EFI_ATA_PASS_THRU_LENGTH_COUNT 0x0F + +typedef struct { + /// + /// A pointer to the sense data that was generated by the execution of the ATA + /// command. It must be aligned to the boundary specified in the IoAlign field + /// in the EFI_ATA_PASS_THRU_MODE structure. + /// + EFI_ATA_STATUS_BLOCK *Asb; + /// + /// A pointer to buffer that contains the Command Data Block to send to the ATA + /// device specified by Port and PortMultiplierPort. + /// + EFI_ATA_COMMAND_BLOCK *Acb; + /// + /// The timeout, in 100 ns units, to use for the execution of this ATA command. + /// A Timeout value of 0 means that this function will wait indefinitely for the + /// ATA command to execute. If Timeout is greater than zero, then this function + /// will return EFI_TIMEOUT if the time required to execute the ATA command is + /// greater than Timeout. + /// + UINT64 Timeout; + /// + /// A pointer to the data buffer to transfer between the ATA controller and the + /// ATA device for read and bidirectional commands. For all write and non data + /// commands where InTransferLength is 0 this field is optional and may be NULL. + /// If this field is not NULL, then it must be aligned on the boundary specified + /// by the IoAlign field in the EFI_ATA_PASS_THRU_MODE structure. + /// + VOID *InDataBuffer; + /// + /// A pointer to the data buffer to transfer between the ATA controller and the + /// ATA device for write or bidirectional commands. For all read and non data + /// commands where OutTransferLength is 0 this field is optional and may be NULL. + /// If this field is not NULL, then it must be aligned on the boundary specified + /// by the IoAlign field in the EFI_ATA_PASS_THRU_MODE structure. + /// + VOID *OutDataBuffer; + /// + /// On input, the size, in bytes, of InDataBuffer. On output, the number of bytes + /// transferred between the ATA controller and the ATA device. If InTransferLength + /// is larger than the ATA controller can handle, no data will be transferred, + /// InTransferLength will be updated to contain the number of bytes that the ATA + /// controller is able to transfer, and EFI_BAD_BUFFER_SIZE will be returned. + /// + UINT32 InTransferLength; + /// + /// On Input, the size, in bytes of OutDataBuffer. On Output, the Number of bytes + /// transferred between ATA Controller and the ATA device. If OutTransferLength is + /// larger than the ATA controller can handle, no data will be transferred, + /// OutTransferLength will be updated to contain the number of bytes that the ATA + /// controller is able to transfer, and EFI_BAD_BUFFER_SIZE will be returned. + /// + UINT32 OutTransferLength; + /// + /// Specifies the protocol used when the ATA device executes the command. + /// + EFI_ATA_PASS_THRU_CMD_PROTOCOL Protocol; + /// + /// Specifies the way in which the ATA command length is encoded. + /// + EFI_ATA_PASS_THRU_LENGTH Length; +} EFI_ATA_PASS_THRU_COMMAND_PACKET; + + +/** + Sends an ATA command to an ATA device that is attached to the ATA controller. This function + supports both blocking I/O and non-blocking I/O. The blocking I/O functionality is required, + and the non-blocking I/O functionality is optional. + + @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance. + @param[in] Port The port number of the ATA device to send the command. + @param[in] PortMultiplierPort The port multiplier port number of the ATA device to send the command. + If there is no port multiplier, then specify 0xFFFF. + @param[in,out] Packet A pointer to the ATA command to send to the ATA device specified by Port + and PortMultiplierPort. + @param[in] Event If non-blocking I/O is not supported then Event is ignored, and blocking + I/O is performed. If Event is NULL, then blocking I/O is performed. If + Event is not NULL and non blocking I/O is supported, then non-blocking + I/O is performed, and Event will be signaled when the ATA command completes. + + @retval EFI_SUCCESS The ATA command was sent by the host. For bi-directional commands, + InTransferLength bytes were transferred from InDataBuffer. For write and + bi-directional commands, OutTransferLength bytes were transferred by OutDataBuffer. + @retval EFI_BAD_BUFFER_SIZE The ATA command was not executed. The number of bytes that could be transferred + is returned in InTransferLength. For write and bi-directional commands, + OutTransferLength bytes were transferred by OutDataBuffer. + @retval EFI_NOT_READY The ATA command could not be sent because there are too many ATA commands + already queued. The caller may retry again later. + @retval EFI_DEVICE_ERROR A device error occurred while attempting to send the ATA command. + @retval EFI_INVALID_PARAMETER Port, PortMultiplierPort, or the contents of Acb are invalid. The ATA + command was not sent, so no additional status information is available. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_ATA_PASS_THRU_PASSTHRU)( + IN EFI_ATA_PASS_THRU_PROTOCOL *This, + IN UINT16 Port, + IN UINT16 PortMultiplierPort, + IN OUT EFI_ATA_PASS_THRU_COMMAND_PACKET *Packet, + IN EFI_EVENT Event OPTIONAL + ); + +/** + Used to retrieve the list of legal port numbers for ATA devices on an ATA controller. + These can either be the list of ports where ATA devices are actually present or the + list of legal port numbers for the ATA controller. Regardless, the caller of this + function must probe the port number returned to see if an ATA device is actually + present at that location on the ATA controller. + + The GetNextPort() function retrieves the port number on an ATA controller. If on input + Port is 0xFFFF, then the port number of the first port on the ATA controller is returned + in Port and EFI_SUCCESS is returned. + + If Port is a port number that was returned on a previous call to GetNextPort(), then the + port number of the next port on the ATA controller is returned in Port, and EFI_SUCCESS + is returned. If Port is not 0xFFFF and Port was not returned on a previous call to + GetNextPort(), then EFI_INVALID_PARAMETER is returned. + + If Port is the port number of the last port on the ATA controller, then EFI_NOT_FOUND is + returned. + + @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance. + @param[in,out] Port On input, a pointer to the port number on the ATA controller. + On output, a pointer to the next port number on the ATA + controller. An input value of 0xFFFF retrieves the first port + number on the ATA controller. + + @retval EFI_SUCCESS The next port number on the ATA controller was returned in Port. + @retval EFI_NOT_FOUND There are no more ports on this ATA controller. + @retval EFI_INVALID_PARAMETER Port is not 0xFFFF and Port was not returned on a previous call + to GetNextPort(). + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_ATA_PASS_THRU_GET_NEXT_PORT)( + IN EFI_ATA_PASS_THRU_PROTOCOL *This, + IN OUT UINT16 *Port + ); + +/** + Used to retrieve the list of legal port multiplier port numbers for ATA devices on a port of an ATA + controller. These can either be the list of port multiplier ports where ATA devices are actually + present on port or the list of legal port multiplier ports on that port. Regardless, the caller of this + function must probe the port number and port multiplier port number returned to see if an ATA + device is actually present. + + The GetNextDevice() function retrieves the port multiplier port number of an ATA device + present on a port of an ATA controller. + + If PortMultiplierPort points to a port multiplier port number value that was returned on a + previous call to GetNextDevice(), then the port multiplier port number of the next ATA device + on the port of the ATA controller is returned in PortMultiplierPort, and EFI_SUCCESS is + returned. + + If PortMultiplierPort points to 0xFFFF, then the port multiplier port number of the first + ATA device on port of the ATA controller is returned in PortMultiplierPort and + EFI_SUCCESS is returned. + + If PortMultiplierPort is not 0xFFFF and the value pointed to by PortMultiplierPort + was not returned on a previous call to GetNextDevice(), then EFI_INVALID_PARAMETER + is returned. + + If PortMultiplierPort is the port multiplier port number of the last ATA device on the port of + the ATA controller, then EFI_NOT_FOUND is returned. + + @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance. + @param[in] Port The port number present on the ATA controller. + @param[in,out] PortMultiplierPort On input, a pointer to the port multiplier port number of an + ATA device present on the ATA controller. + If on input a PortMultiplierPort of 0xFFFF is specified, + then the port multiplier port number of the first ATA device + is returned. On output, a pointer to the port multiplier port + number of the next ATA device present on an ATA controller. + + @retval EFI_SUCCESS The port multiplier port number of the next ATA device on the port + of the ATA controller was returned in PortMultiplierPort. + @retval EFI_NOT_FOUND There are no more ATA devices on this port of the ATA controller. + @retval EFI_INVALID_PARAMETER PortMultiplierPort is not 0xFFFF, and PortMultiplierPort was not + returned on a previous call to GetNextDevice(). + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_ATA_PASS_THRU_GET_NEXT_DEVICE)( + IN EFI_ATA_PASS_THRU_PROTOCOL *This, + IN UINT16 Port, + IN OUT UINT16 *PortMultiplierPort + ); + +/** + Used to allocate and build a device path node for an ATA device on an ATA controller. + + The BuildDevicePath() function allocates and builds a single device node for the ATA + device specified by Port and PortMultiplierPort. If the ATA device specified by Port and + PortMultiplierPort is not present on the ATA controller, then EFI_NOT_FOUND is returned. + If DevicePath is NULL, then EFI_INVALID_PARAMETER is returned. If there are not enough + resources to allocate the device path node, then EFI_OUT_OF_RESOURCES is returned. + + Otherwise, DevicePath is allocated with the boot service AllocatePool(), the contents of + DevicePath are initialized to describe the ATA device specified by Port and PortMultiplierPort, + and EFI_SUCCESS is returned. + + @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance. + @param[in] Port Port specifies the port number of the ATA device for which a + device path node is to be allocated and built. + @param[in] PortMultiplierPort The port multiplier port number of the ATA device for which a + device path node is to be allocated and built. If there is no + port multiplier, then specify 0xFFFF. + @param[in,out] DevicePath A pointer to a single device path node that describes the ATA + device specified by Port and PortMultiplierPort. This function + is responsible for allocating the buffer DevicePath with the + boot service AllocatePool(). It is the caller's responsibility + to free DevicePath when the caller is finished with DevicePath. + @retval EFI_SUCCESS The device path node that describes the ATA device specified by + Port and PortMultiplierPort was allocated and returned in DevicePath. + @retval EFI_NOT_FOUND The ATA device specified by Port and PortMultiplierPort does not + exist on the ATA controller. + @retval EFI_INVALID_PARAMETER DevicePath is NULL. + @retval EFI_OUT_OF_RESOURCES There are not enough resources to allocate DevicePath. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_ATA_PASS_THRU_BUILD_DEVICE_PATH)( + IN EFI_ATA_PASS_THRU_PROTOCOL *This, + IN UINT16 Port, + IN UINT16 PortMultiplierPort, + IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath + ); + +/** + Used to translate a device path node to a port number and port multiplier port number. + + The GetDevice() function determines the port and port multiplier port number associated with + the ATA device described by DevicePath. If DevicePath is a device path node type that the + ATA Pass Thru driver supports, then the ATA Pass Thru driver will attempt to translate the contents + DevicePath into a port number and port multiplier port number. + + If this translation is successful, then that port number and port multiplier port number are returned + in Port and PortMultiplierPort, and EFI_SUCCESS is returned. + + If DevicePath, Port, or PortMultiplierPort are NULL, then EFI_INVALID_PARAMETER is returned. + + If DevicePath is not a device path node type that the ATA Pass Thru driver supports, then + EFI_UNSUPPORTED is returned. + + If DevicePath is a device path node type that the ATA Pass Thru driver supports, but there is not + a valid translation from DevicePath to a port number and port multiplier port number, then + EFI_NOT_FOUND is returned. + + @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance. + @param[in] DevicePath A pointer to the device path node that describes an ATA device on the + ATA controller. + @param[out] Port On return, points to the port number of an ATA device on the ATA controller. + @param[out] PortMultiplierPort On return, points to the port multiplier port number of an ATA device + on the ATA controller. + + @retval EFI_SUCCESS DevicePath was successfully translated to a port number and port multiplier + port number, and they were returned in Port and PortMultiplierPort. + @retval EFI_INVALID_PARAMETER DevicePath is NULL. + @retval EFI_INVALID_PARAMETER Port is NULL. + @retval EFI_INVALID_PARAMETER PortMultiplierPort is NULL. + @retval EFI_UNSUPPORTED This driver does not support the device path node type in DevicePath. + @retval EFI_NOT_FOUND A valid translation from DevicePath to a port number and port multiplier + port number does not exist. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_ATA_PASS_THRU_GET_DEVICE)( + IN EFI_ATA_PASS_THRU_PROTOCOL *This, + IN EFI_DEVICE_PATH_PROTOCOL *DevicePath, + OUT UINT16 *Port, + OUT UINT16 *PortMultiplierPort + ); + +/** + Resets a specific port on the ATA controller. This operation also resets all the ATA devices + connected to the port. + + The ResetChannel() function resets an a specific port on an ATA controller. This operation + resets all the ATA devices connected to that port. If this ATA controller does not support + a reset port operation, then EFI_UNSUPPORTED is returned. + + If a device error occurs while executing that port reset operation, then EFI_DEVICE_ERROR is + returned. + + If a timeout occurs during the execution of the port reset operation, then EFI_TIMEOUT is returned. + + If the port reset operation is completed, then EFI_SUCCESS is returned. + + @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance. + @param[in] Port The port number on the ATA controller. + + @retval EFI_SUCCESS The ATA controller port was reset. + @retval EFI_UNSUPPORTED The ATA controller does not support a port reset operation. + @retval EFI_DEVICE_ERROR A device error occurred while attempting to reset the ATA port. + @retval EFI_TIMEOUT A timeout occurred while attempting to reset the ATA port. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_ATA_PASS_THRU_RESET_PORT)( + IN EFI_ATA_PASS_THRU_PROTOCOL *This, + IN UINT16 Port + ); + +/** + Resets an ATA device that is connected to an ATA controller. + + The ResetDevice() function resets the ATA device specified by Port and PortMultiplierPort. + If this ATA controller does not support a device reset operation, then EFI_UNSUPPORTED is + returned. + + If Port or PortMultiplierPort are not in a valid range for this ATA controller, then + EFI_INVALID_PARAMETER is returned. + + If a device error occurs while executing that device reset operation, then EFI_DEVICE_ERROR + is returned. + + If a timeout occurs during the execution of the device reset operation, then EFI_TIMEOUT is + returned. + + If the device reset operation is completed, then EFI_SUCCESS is returned. + + @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance. + @param[in] Port Port represents the port number of the ATA device to be reset. + @param[in] PortMultiplierPort The port multiplier port number of the ATA device to reset. + If there is no port multiplier, then specify 0xFFFF. + @retval EFI_SUCCESS The ATA device specified by Port and PortMultiplierPort was reset. + @retval EFI_UNSUPPORTED The ATA controller does not support a device reset operation. + @retval EFI_INVALID_PARAMETER Port or PortMultiplierPort are invalid. + @retval EFI_DEVICE_ERROR A device error occurred while attempting to reset the ATA device + specified by Port and PortMultiplierPort. + @retval EFI_TIMEOUT A timeout occurred while attempting to reset the ATA device + specified by Port and PortMultiplierPort. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_ATA_PASS_THRU_RESET_DEVICE)( + IN EFI_ATA_PASS_THRU_PROTOCOL *This, + IN UINT16 Port, + IN UINT16 PortMultiplierPort + ); + +struct _EFI_ATA_PASS_THRU_PROTOCOL { + EFI_ATA_PASS_THRU_MODE *Mode; + EFI_ATA_PASS_THRU_PASSTHRU PassThru; + EFI_ATA_PASS_THRU_GET_NEXT_PORT GetNextPort; + EFI_ATA_PASS_THRU_GET_NEXT_DEVICE GetNextDevice; + EFI_ATA_PASS_THRU_BUILD_DEVICE_PATH BuildDevicePath; + EFI_ATA_PASS_THRU_GET_DEVICE GetDevice; + EFI_ATA_PASS_THRU_RESET_PORT ResetPort; + EFI_ATA_PASS_THRU_RESET_DEVICE ResetDevice; +}; + +extern EFI_GUID gEfiAtaPassThruProtocolGuid; + +#endif |