123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939940941942943944945946947948949950951952953954955956957958959960961962963964965966967968969970971972973974975976977978979980981982983984985986987988989990991992993994995996997998999100010011002100310041005100610071008100910101011101210131014101510161017101810191020102110221023102410251026102710281029103010311032103310341035103610371038103910401041104210431044104510461047104810491050105110521053105410551056105710581059106010611062106310641065106610671068106910701071107210731074107510761077107810791080108110821083108410851086108710881089109010911092109310941095109610971098109911001101110211031104110511061107110811091110111111121113111411151116111711181119112011211122112311241125112611271128112911301131113211331134113511361137113811391140114111421143114411451146114711481149115011511152115311541155115611571158115911601161116211631164116511661167116811691170117111721173117411751176117711781179118011811182118311841185118611871188118911901191119211931194119511961197119811991200120112021203120412051206120712081209121012111212121312141215121612171218121912201221122212231224122512261227122812291230123112321233123412351236123712381239124012411242124312441245124612471248124912501251125212531254125512561257125812591260126112621263126412651266126712681269127012711272127312741275127612771278127912801281128212831284128512861287128812891290129112921293129412951296129712981299 |
- /** @file
- Header file for ATA/ATAPI PASS THRU driver.
- Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #ifndef __ATA_ATAPI_PASS_THRU_H__
- #define __ATA_ATAPI_PASS_THRU_H__
- #include <Uefi.h>
- #include <IndustryStandard/Pci.h>
- #include <IndustryStandard/Atapi.h>
- #include <IndustryStandard/Scsi.h>
- #include <Protocol/PciIo.h>
- #include <Protocol/IdeControllerInit.h>
- #include <Protocol/AtaPassThru.h>
- #include <Protocol/ScsiPassThruExt.h>
- #include <Protocol/AtaAtapiPolicy.h>
- #include <Library/DebugLib.h>
- #include <Library/BaseLib.h>
- #include <Library/BaseMemoryLib.h>
- #include <Library/UefiDriverEntryPoint.h>
- #include <Library/UefiBootServicesTableLib.h>
- #include <Library/UefiLib.h>
- #include <Library/PciLib.h>
- #include <Library/PcdLib.h>
- #include <Library/TimerLib.h>
- #include <Library/MemoryAllocationLib.h>
- #include <Library/ReportStatusCodeLib.h>
- #include <Library/DevicePathLib.h>
- #include "IdeMode.h"
- #include "AhciMode.h"
- extern EFI_DRIVER_BINDING_PROTOCOL gAtaAtapiPassThruDriverBinding;
- extern EFI_COMPONENT_NAME_PROTOCOL gAtaAtapiPassThruComponentName;
- extern EFI_COMPONENT_NAME2_PROTOCOL gAtaAtapiPassThruComponentName2;
- extern EDKII_ATA_ATAPI_POLICY_PROTOCOL *mAtaAtapiPolicy;
- #define ATA_ATAPI_PASS_THRU_SIGNATURE SIGNATURE_32 ('a', 'a', 'p', 't')
- #define ATA_ATAPI_DEVICE_SIGNATURE SIGNATURE_32 ('a', 'd', 'e', 'v')
- #define ATA_NONBLOCKING_TASK_SIGNATURE SIGNATURE_32 ('a', 't', 's', 'k')
- typedef struct _ATA_NONBLOCK_TASK ATA_NONBLOCK_TASK;
- typedef enum {
- EfiAtaIdeMode,
- EfiAtaAhciMode,
- EfiAtaRaidMode,
- EfiAtaUnknownMode
- } EFI_ATA_HC_WORK_MODE;
- typedef enum {
- EfiIdeCdrom, /* ATAPI CDROM */
- EfiIdeHarddisk, /* Hard Disk */
- EfiPortMultiplier, /* Port Multiplier */
- EfiIdeUnknown
- } EFI_ATA_DEVICE_TYPE;
- //
- // Ahci mode device info
- //
- typedef struct {
- UINT32 Signature;
- LIST_ENTRY Link;
- UINT16 Port;
- UINT16 PortMultiplier;
- EFI_ATA_DEVICE_TYPE Type;
- EFI_IDENTIFY_DATA *IdentifyData;
- } EFI_ATA_DEVICE_INFO;
- typedef struct {
- UINT32 Signature;
- EFI_HANDLE ControllerHandle;
- EFI_PCI_IO_PROTOCOL *PciIo;
- EFI_IDE_CONTROLLER_INIT_PROTOCOL *IdeControllerInit;
- EFI_ATA_PASS_THRU_MODE AtaPassThruMode;
- EFI_ATA_PASS_THRU_PROTOCOL AtaPassThru;
- EFI_EXT_SCSI_PASS_THRU_MODE ExtScsiPassThruMode;
- EFI_EXT_SCSI_PASS_THRU_PROTOCOL ExtScsiPassThru;
- EFI_ATA_HC_WORK_MODE Mode;
- EFI_IDE_REGISTERS IdeRegisters[EfiIdeMaxChannel];
- EFI_AHCI_REGISTERS AhciRegisters;
- //
- // The attached device list
- //
- LIST_ENTRY DeviceList;
- UINT64 EnabledPciAttributes;
- UINT64 OriginalPciAttributes;
- //
- // For AtaPassThru protocol, using the following bytes to record the previous call in
- // GetNextPort()/GetNextDevice().
- //
- UINT16 PreviousPort;
- UINT16 PreviousPortMultiplier;
- //
- // For ExtScsiPassThru protocol, using the following bytes to record the previous call in
- // GetNextTarget()/GetNextTargetLun().
- //
- UINT16 PreviousTargetId;
- UINT64 PreviousLun;
- //
- // For Non-blocking.
- //
- EFI_EVENT TimerEvent;
- LIST_ENTRY NonBlockingTaskList;
- } ATA_ATAPI_PASS_THRU_INSTANCE;
- //
- // Task for Non-blocking mode.
- //
- struct _ATA_NONBLOCK_TASK {
- UINT32 Signature;
- LIST_ENTRY Link;
- UINT16 Port;
- UINT16 PortMultiplier;
- EFI_ATA_PASS_THRU_COMMAND_PACKET *Packet;
- BOOLEAN IsStart;
- EFI_EVENT Event;
- UINT64 RetryTimes;
- BOOLEAN InfiniteWait;
- VOID *Map; // Pointer to map.
- VOID *TableMap; // Pointer to PRD table map.
- EFI_ATA_DMA_PRD *MapBaseAddress; // Pointer to range Base address for Map.
- UINTN PageCount; // The page numbers used by PCIO freebuffer.
- };
- //
- // Timeout value which uses 100ns as a unit.
- // It means 3 second span.
- //
- #define ATA_ATAPI_TIMEOUT EFI_TIMER_PERIOD_SECONDS(3)
- #define ATA_SPINUP_TIMEOUT EFI_TIMER_PERIOD_SECONDS(10)
- #define IS_ALIGNED(addr, size) (((UINTN) (addr) & (size - 1)) == 0)
- #define ATA_PASS_THRU_PRIVATE_DATA_FROM_THIS(a) \
- CR (a, \
- ATA_ATAPI_PASS_THRU_INSTANCE, \
- AtaPassThru, \
- ATA_ATAPI_PASS_THRU_SIGNATURE \
- )
- #define EXT_SCSI_PASS_THRU_PRIVATE_DATA_FROM_THIS(a) \
- CR (a, \
- ATA_ATAPI_PASS_THRU_INSTANCE, \
- ExtScsiPassThru, \
- ATA_ATAPI_PASS_THRU_SIGNATURE \
- )
- #define ATA_ATAPI_DEVICE_INFO_FROM_THIS(a) \
- CR (a, \
- EFI_ATA_DEVICE_INFO, \
- Link, \
- ATA_ATAPI_DEVICE_SIGNATURE \
- );
- #define ATA_NON_BLOCK_TASK_FROM_ENTRY(a) \
- CR (a, \
- ATA_NONBLOCK_TASK, \
- Link, \
- ATA_NONBLOCKING_TASK_SIGNATURE \
- );
- /**
- Retrieves a Unicode string that is the user readable name of the driver.
- This function retrieves the user readable name of a driver in the form of a
- Unicode string. If the driver specified by This has a user readable name in
- the language specified by Language, then a pointer to the driver name is
- returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
- by This does not support the language specified by Language,
- then EFI_UNSUPPORTED is returned.
- @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
- EFI_COMPONENT_NAME_PROTOCOL instance.
- @param Language[in] A pointer to a Null-terminated ASCII string
- array indicating the language. This is the
- language of the driver name that the caller is
- requesting, and it must match one of the
- languages specified in SupportedLanguages. The
- number of languages supported by a driver is up
- to the driver writer. Language is specified
- in RFC 4646 or ISO 639-2 language code format.
- @param DriverName[out] A pointer to the Unicode string to return.
- This Unicode string is the name of the
- driver specified by This in the language
- specified by Language.
- @retval EFI_SUCCESS The Unicode string for the Driver specified by
- This and the language specified by Language was
- returned in DriverName.
- @retval EFI_INVALID_PARAMETER Language is NULL.
- @retval EFI_INVALID_PARAMETER DriverName is NULL.
- @retval EFI_UNSUPPORTED The driver specified by This does not support
- the language specified by Language.
- **/
- EFI_STATUS
- EFIAPI
- AtaAtapiPassThruComponentNameGetDriverName (
- IN EFI_COMPONENT_NAME_PROTOCOL *This,
- IN CHAR8 *Language,
- OUT CHAR16 **DriverName
- );
- /**
- Retrieves a Unicode string that is the user readable name of the controller
- that is being managed by a driver.
- This function retrieves the user readable name of the controller specified by
- ControllerHandle and ChildHandle in the form of a Unicode string. If the
- driver specified by This has a user readable name in the language specified by
- Language, then a pointer to the controller name is returned in ControllerName,
- and EFI_SUCCESS is returned. If the driver specified by This is not currently
- managing the controller specified by ControllerHandle and ChildHandle,
- then EFI_UNSUPPORTED is returned. If the driver specified by This does not
- support the language specified by Language, then EFI_UNSUPPORTED is returned.
- @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
- EFI_COMPONENT_NAME_PROTOCOL instance.
- @param ControllerHandle[in] The handle of a controller that the driver
- specified by This is managing. This handle
- specifies the controller whose name is to be
- returned.
- @param ChildHandle[in] The handle of the child controller to retrieve
- the name of. This is an optional parameter that
- may be NULL. It will be NULL for device
- drivers. It will also be NULL for a bus drivers
- that wish to retrieve the name of the bus
- controller. It will not be NULL for a bus
- driver that wishes to retrieve the name of a
- child controller.
- @param Language[in] A pointer to a Null-terminated ASCII string
- array indicating the language. This is the
- language of the driver name that the caller is
- requesting, and it must match one of the
- languages specified in SupportedLanguages. The
- number of languages supported by a driver is up
- to the driver writer. Language is specified in
- RFC 4646 or ISO 639-2 language code format.
- @param ControllerName[out] A pointer to the Unicode string to return.
- This Unicode string is the name of the
- controller specified by ControllerHandle and
- ChildHandle in the language specified by
- Language from the point of view of the driver
- specified by This.
- @retval EFI_SUCCESS The Unicode string for the user readable name in
- the language specified by Language for the
- driver specified by This was returned in
- DriverName.
- @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
- @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
- EFI_HANDLE.
- @retval EFI_INVALID_PARAMETER Language is NULL.
- @retval EFI_INVALID_PARAMETER ControllerName is NULL.
- @retval EFI_UNSUPPORTED The driver specified by This is not currently
- managing the controller specified by
- ControllerHandle and ChildHandle.
- @retval EFI_UNSUPPORTED The driver specified by This does not support
- the language specified by Language.
- **/
- EFI_STATUS
- EFIAPI
- AtaAtapiPassThruComponentNameGetControllerName (
- IN EFI_COMPONENT_NAME_PROTOCOL *This,
- IN EFI_HANDLE ControllerHandle,
- IN EFI_HANDLE ChildHandle OPTIONAL,
- IN CHAR8 *Language,
- OUT CHAR16 **ControllerName
- );
- /**
- Tests to see if this driver supports a given controller. If a child device is provided,
- it further tests to see if this driver supports creating a handle for the specified child device.
- This function checks to see if the driver specified by This supports the device specified by
- ControllerHandle. Drivers will typically use the device path attached to
- ControllerHandle and/or the services from the bus I/O abstraction attached to
- ControllerHandle to determine if the driver supports ControllerHandle. This function
- may be called many times during platform initialization. In order to reduce boot times, the tests
- performed by this function must be very small, and take as little time as possible to execute. This
- function must not change the state of any hardware devices, and this function must be aware that the
- device specified by ControllerHandle may already be managed by the same driver or a
- different driver. This function must match its calls to AllocatePages() with FreePages(),
- AllocatePool() with FreePool(), and OpenProtocol() with CloseProtocol().
- Because ControllerHandle may have been previously started by the same driver, if a protocol is
- already in the opened state, then it must not be closed with CloseProtocol(). This is required
- to guarantee the state of ControllerHandle is not modified by this function.
- @param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
- @param[in] ControllerHandle The handle of the controller to test. This handle
- must support a protocol interface that supplies
- an I/O abstraction to the driver.
- @param[in] RemainingDevicePath A pointer to the remaining portion of a device path. This
- parameter is ignored by device drivers, and is optional for bus
- drivers. For bus drivers, if this parameter is not NULL, then
- the bus driver must determine if the bus controller specified
- by ControllerHandle and the child controller specified
- by RemainingDevicePath are both supported by this
- bus driver.
- @retval EFI_SUCCESS The device specified by ControllerHandle and
- RemainingDevicePath is supported by the driver specified by This.
- @retval EFI_ALREADY_STARTED The device specified by ControllerHandle and
- RemainingDevicePath is already being managed by the driver
- specified by This.
- @retval EFI_ACCESS_DENIED The device specified by ControllerHandle and
- RemainingDevicePath is already being managed by a different
- driver or an application that requires exclusive access.
- Currently not implemented.
- @retval EFI_UNSUPPORTED The device specified by ControllerHandle and
- RemainingDevicePath is not supported by the driver specified by This.
- **/
- EFI_STATUS
- EFIAPI
- AtaAtapiPassThruSupported (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Controller,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
- );
- /**
- Starts a device controller or a bus controller.
- The Start() function is designed to be invoked from the EFI boot service ConnectController().
- As a result, much of the error checking on the parameters to Start() has been moved into this
- common boot service. It is legal to call Start() from other locations,
- but the following calling restrictions must be followed, or the system behavior will not be deterministic.
- 1. ControllerHandle must be a valid EFI_HANDLE.
- 2. If RemainingDevicePath is not NULL, then it must be a pointer to a naturally aligned
- EFI_DEVICE_PATH_PROTOCOL.
- 3. Prior to calling Start(), the Supported() function for the driver specified by This must
- have been called with the same calling parameters, and Supported() must have returned EFI_SUCCESS.
- @param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
- @param[in] ControllerHandle The handle of the controller to start. This handle
- must support a protocol interface that supplies
- an I/O abstraction to the driver.
- @param[in] RemainingDevicePath A pointer to the remaining portion of a device path. This
- parameter is ignored by device drivers, and is optional for bus
- drivers. For a bus driver, if this parameter is NULL, then handles
- for all the children of Controller are created by this driver.
- If this parameter is not NULL and the first Device Path Node is
- not the End of Device Path Node, then only the handle for the
- child device specified by the first Device Path Node of
- RemainingDevicePath is created by this driver.
- If the first Device Path Node of RemainingDevicePath is
- the End of Device Path Node, no child handle is created by this
- driver.
- @retval EFI_SUCCESS The device was started.
- @retval EFI_DEVICE_ERROR The device could not be started due to a device error.Currently not implemented.
- @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.
- @retval Others The driver failded to start the device.
- **/
- EFI_STATUS
- EFIAPI
- AtaAtapiPassThruStart (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Controller,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
- );
- /**
- Stops a device controller or a bus controller.
- The Stop() function is designed to be invoked from the EFI boot service DisconnectController().
- As a result, much of the error checking on the parameters to Stop() has been moved
- into this common boot service. It is legal to call Stop() from other locations,
- but the following calling restrictions must be followed, or the system behavior will not be deterministic.
- 1. ControllerHandle must be a valid EFI_HANDLE that was used on a previous call to this
- same driver's Start() function.
- 2. The first NumberOfChildren handles of ChildHandleBuffer must all be a valid
- EFI_HANDLE. In addition, all of these handles must have been created in this driver's
- Start() function, and the Start() function must have called OpenProtocol() on
- ControllerHandle with an Attribute of EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER.
- @param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
- @param[in] ControllerHandle A handle to the device being stopped. The handle must
- support a bus specific I/O protocol for the driver
- to use to stop the device.
- @param[in] NumberOfChildren The number of child device handles in ChildHandleBuffer.
- @param[in] ChildHandleBuffer An array of child handles to be freed. May be NULL
- if NumberOfChildren is 0.
- @retval EFI_SUCCESS The device was stopped.
- @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.
- **/
- EFI_STATUS
- EFIAPI
- AtaAtapiPassThruStop (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Controller,
- IN UINTN NumberOfChildren,
- IN EFI_HANDLE *ChildHandleBuffer
- );
- /**
- Traverse the attached ATA devices list to find out the device to access.
- @param[in] Instance A pointer to the ATA_ATAPI_PASS_THRU_INSTANCE 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] DeviceType The device type of the ATA device.
- @retval The pointer to the data structure of the device info to access.
- **/
- LIST_ENTRY *
- EFIAPI
- SearchDeviceInfoList (
- IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,
- IN UINT16 Port,
- IN UINT16 PortMultiplier,
- IN EFI_ATA_DEVICE_TYPE DeviceType
- );
- /**
- Allocate device info data structure to contain device info.
- And insert the data structure to the tail of device list for tracing.
- @param[in] Instance A pointer to the ATA_ATAPI_PASS_THRU_INSTANCE 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] DeviceType The device type of the ATA device.
- @param[in] IdentifyData The data buffer to store the output of the IDENTIFY cmd.
- @retval EFI_SUCCESS Successfully insert the ata device to the tail of device list.
- @retval EFI_OUT_OF_RESOURCES Can not allocate enough resource for use.
- **/
- EFI_STATUS
- EFIAPI
- CreateNewDeviceInfo (
- IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,
- IN UINT16 Port,
- IN UINT16 PortMultiplier,
- IN EFI_ATA_DEVICE_TYPE DeviceType,
- IN EFI_IDENTIFY_DATA *IdentifyData
- );
- /**
- Destroy all attached ATA devices info.
- @param[in] Instance A pointer to the ATA_ATAPI_PASS_THRU_INSTANCE instance.
- **/
- VOID
- EFIAPI
- DestroyDeviceInfoList (
- IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance
- );
- /**
- Destroy all pending non blocking tasks.
- @param[in] Instance A pointer to the ATA_ATAPI_PASS_THRU_INSTANCE instance.
- @param[in] IsSigEvent Indicate whether signal the task event when remove the
- task.
- **/
- VOID
- EFIAPI
- DestroyAsynTaskList (
- IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,
- IN BOOLEAN IsSigEvent
- );
- /**
- Enumerate all attached ATA devices at IDE mode or AHCI mode separately.
- The function is designed to enumerate all attached ATA devices.
- @param[in] Instance A pointer to the ATA_ATAPI_PASS_THRU_INSTANCE instance.
- @retval EFI_SUCCESS Successfully enumerate attached ATA devices.
- @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.
- **/
- EFI_STATUS
- EFIAPI
- EnumerateAttachedDevice (
- IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance
- );
- /**
- Call back funtion when the timer event is signaled.
- @param[in] Event The Event this notify function registered to.
- @param[in] Context Pointer to the context data registered to the
- Event.
- **/
- VOID
- EFIAPI
- AsyncNonBlockingTransferRoutine (
- EFI_EVENT Event,
- VOID* Context
- );
- /**
- 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.
- **/
- EFI_STATUS
- EFIAPI
- AtaPassThruPassThru (
- 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().
- **/
- EFI_STATUS
- EFIAPI
- AtaPassThruGetNextPort (
- 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().
- **/
- EFI_STATUS
- EFIAPI
- AtaPassThruGetNextDevice (
- 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.
- **/
- EFI_STATUS
- EFIAPI
- AtaPassThruBuildDevicePath (
- 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.
- **/
- EFI_STATUS
- EFIAPI
- AtaPassThruGetDevice (
- 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.
- **/
- EFI_STATUS
- EFIAPI
- AtaPassThruResetPort (
- 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.
- **/
- EFI_STATUS
- EFIAPI
- AtaPassThruResetDevice (
- IN EFI_ATA_PASS_THRU_PROTOCOL *This,
- IN UINT16 Port,
- IN UINT16 PortMultiplierPort
- );
- /**
- Sends a SCSI Request Packet to a SCSI device that is attached to the SCSI channel. This function
- supports both blocking I/O and nonblocking I/O. The blocking I/O functionality is required, and the
- nonblocking I/O functionality is optional.
- @param This A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance.
- @param Target The Target is an array of size TARGET_MAX_BYTES and it represents
- the id of the SCSI device to send the SCSI Request Packet. Each
- transport driver may choose to utilize a subset of this size to suit the needs
- of transport target representation. For example, a Fibre Channel driver
- may use only 8 bytes (WWN) to represent an FC target.
- @param Lun The LUN of the SCSI device to send the SCSI Request Packet.
- @param Packet A pointer to the SCSI Request Packet to send to the SCSI device
- specified by Target and Lun.
- @param Event If nonblocking 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
- nonblocking I/O is performed, and Event will be signaled when the
- SCSI Request Packet completes.
- @retval EFI_SUCCESS The SCSI Request Packet 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 SCSI Request Packet 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 SCSI Request Packet could not be sent because there are too many
- SCSI Request Packets already queued. The caller may retry again later.
- @retval EFI_DEVICE_ERROR A device error occurred while attempting to send the SCSI Request
- Packet.
- @retval EFI_INVALID_PARAMETER Target, Lun, or the contents of ScsiRequestPacket are invalid.
- @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet is not supported
- by the host adapter. This includes the case of Bi-directional SCSI
- commands not supported by the implementation. The SCSI Request
- Packet was not sent, so no additional status information is available.
- @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request Packet to execute.
- **/
- EFI_STATUS
- EFIAPI
- ExtScsiPassThruPassThru (
- IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,
- IN UINT8 *Target,
- IN UINT64 Lun,
- IN OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet,
- IN EFI_EVENT Event OPTIONAL
- );
- /**
- Used to retrieve the list of legal Target IDs and LUNs for SCSI devices on a SCSI channel. These
- can either be the list SCSI devices that are actually present on the SCSI channel, or the list of legal
- Target Ids and LUNs for the SCSI channel. Regardless, the caller of this function must probe the
- Target ID and LUN returned to see if a SCSI device is actually present at that location on the SCSI
- channel.
- @param This A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance.
- @param Target On input, a pointer to the Target ID (an array of size
- TARGET_MAX_BYTES) of a SCSI device present on the SCSI channel.
- On output, a pointer to the Target ID (an array of
- TARGET_MAX_BYTES) of the next SCSI device present on a SCSI
- channel. An input value of 0xF(all bytes in the array are 0xF) in the
- Target array retrieves the Target ID of the first SCSI device present on a
- SCSI channel.
- @param Lun On input, a pointer to the LUN of a SCSI device present on the SCSI
- channel. On output, a pointer to the LUN of the next SCSI device present
- on a SCSI channel.
- @retval EFI_SUCCESS The Target ID and LUN of the next SCSI device on the SCSI
- channel was returned in Target and Lun.
- @retval EFI_INVALID_PARAMETER Target array is not all 0xF, and Target and Lun were
- not returned on a previous call to GetNextTargetLun().
- @retval EFI_NOT_FOUND There are no more SCSI devices on this SCSI channel.
- **/
- EFI_STATUS
- EFIAPI
- ExtScsiPassThruGetNextTargetLun (
- IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,
- IN OUT UINT8 **Target,
- IN OUT UINT64 *Lun
- );
- /**
- Used to allocate and build a device path node for a SCSI device on a SCSI channel.
- @param This A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance.
- @param Target The Target is an array of size TARGET_MAX_BYTES and it specifies the
- Target ID of the SCSI device for which a device path node is to be
- allocated and built. Transport drivers may chose to utilize a subset of
- this size to suit the representation of targets. For example, a Fibre
- Channel driver may use only 8 bytes (WWN) in the array to represent a
- FC target.
- @param Lun The LUN of the SCSI device for which a device path node is to be
- allocated and built.
- @param DevicePath A pointer to a single device path node that describes the SCSI device
- specified by Target and Lun. 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 SCSI device specified by
- Target and Lun was allocated and returned in
- DevicePath.
- @retval EFI_INVALID_PARAMETER DevicePath is NULL.
- @retval EFI_NOT_FOUND The SCSI devices specified by Target and Lun does not exist
- on the SCSI channel.
- @retval EFI_OUT_OF_RESOURCES There are not enough resources to allocate DevicePath.
- **/
- EFI_STATUS
- EFIAPI
- ExtScsiPassThruBuildDevicePath (
- IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,
- IN UINT8 *Target,
- IN UINT64 Lun,
- IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath
- );
- /**
- Used to translate a device path node to a Target ID and LUN.
- @param This A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance.
- @param DevicePath A pointer to a single device path node that describes the SCSI device
- on the SCSI channel.
- @param Target A pointer to the Target Array which represents the ID of a SCSI device
- on the SCSI channel.
- @param Lun A pointer to the LUN of a SCSI device on the SCSI channel.
- @retval EFI_SUCCESS DevicePath was successfully translated to a Target ID and
- LUN, and they were returned in Target and Lun.
- @retval EFI_INVALID_PARAMETER DevicePath or Target or Lun is NULL.
- @retval EFI_NOT_FOUND A valid translation from DevicePath to a Target ID and LUN
- does not exist.
- @retval EFI_UNSUPPORTED This driver does not support the device path node type in
- DevicePath.
- **/
- EFI_STATUS
- EFIAPI
- ExtScsiPassThruGetTargetLun (
- IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,
- IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
- OUT UINT8 **Target,
- OUT UINT64 *Lun
- );
- /**
- Resets a SCSI channel. This operation resets all the SCSI devices connected to the SCSI channel.
- @param This A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance.
- @retval EFI_SUCCESS The SCSI channel was reset.
- @retval EFI_DEVICE_ERROR A device error occurred while attempting to reset the SCSI channel.
- @retval EFI_TIMEOUT A timeout occurred while attempting to reset the SCSI channel.
- @retval EFI_UNSUPPORTED The SCSI channel does not support a channel reset operation.
- **/
- EFI_STATUS
- EFIAPI
- ExtScsiPassThruResetChannel (
- IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This
- );
- /**
- Resets a SCSI logical unit that is connected to a SCSI channel.
- @param This A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance.
- @param Target The Target is an array of size TARGET_MAX_BYTE and it represents the
- target port ID of the SCSI device containing the SCSI logical unit to
- reset. Transport drivers may chose to utilize a subset of this array to suit
- the representation of their targets.
- @param Lun The LUN of the SCSI device to reset.
- @retval EFI_SUCCESS The SCSI device specified by Target and Lun was reset.
- @retval EFI_INVALID_PARAMETER Target or Lun is NULL.
- @retval EFI_TIMEOUT A timeout occurred while attempting to reset the SCSI device
- specified by Target and Lun.
- @retval EFI_UNSUPPORTED The SCSI channel does not support a target reset operation.
- @retval EFI_DEVICE_ERROR A device error occurred while attempting to reset the SCSI device
- specified by Target and Lun.
- **/
- EFI_STATUS
- EFIAPI
- ExtScsiPassThruResetTargetLun (
- IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,
- IN UINT8 *Target,
- IN UINT64 Lun
- );
- /**
- Used to retrieve the list of legal Target IDs for SCSI devices on a SCSI channel. These can either
- be the list SCSI devices that are actually present on the SCSI channel, or the list of legal Target IDs
- for the SCSI channel. Regardless, the caller of this function must probe the Target ID returned to
- see if a SCSI device is actually present at that location on the SCSI channel.
- @param This A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance.
- @param Target (TARGET_MAX_BYTES) of a SCSI device present on the SCSI channel.
- On output, a pointer to the Target ID (an array of
- TARGET_MAX_BYTES) of the next SCSI device present on a SCSI
- channel. An input value of 0xF(all bytes in the array are 0xF) in the
- Target array retrieves the Target ID of the first SCSI device present on a
- SCSI channel.
- @retval EFI_SUCCESS The Target ID of the next SCSI device on the SCSI
- channel was returned in Target.
- @retval EFI_INVALID_PARAMETER Target or Lun is NULL.
- @retval EFI_TIMEOUT Target array is not all 0xF, and Target was not
- returned on a previous call to GetNextTarget().
- @retval EFI_NOT_FOUND There are no more SCSI devices on this SCSI channel.
- **/
- EFI_STATUS
- EFIAPI
- ExtScsiPassThruGetNextTarget (
- IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,
- IN OUT UINT8 **Target
- );
- /**
- Initialize ATA host controller at IDE mode.
- The function is designed to initialize ATA host controller.
- @param[in] Instance A pointer to the ATA_ATAPI_PASS_THRU_INSTANCE instance.
- **/
- EFI_STATUS
- EFIAPI
- IdeModeInitialization (
- IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance
- );
- /**
- Initialize ATA host controller at AHCI mode.
- The function is designed to initialize ATA host controller.
- @param[in] Instance A pointer to the ATA_ATAPI_PASS_THRU_INSTANCE instance.
- **/
- EFI_STATUS
- EFIAPI
- AhciModeInitialization (
- IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance
- );
- /**
- Start a non data transfer on specific port.
- @param[in] PciIo The PCI IO protocol instance.
- @param[in] AhciRegisters The pointer to the EFI_AHCI_REGISTERS.
- @param[in] Port The number of port.
- @param[in] PortMultiplier The timeout value of stop.
- @param[in] AtapiCommand The atapi command will be used for the
- transfer.
- @param[in] AtapiCommandLength The length of the atapi command.
- @param[in] AtaCommandBlock The EFI_ATA_COMMAND_BLOCK data.
- @param[in, out] AtaStatusBlock The EFI_ATA_STATUS_BLOCK data.
- @param[in] Timeout The timeout value of non data transfer, uses 100ns as a unit.
- @param[in] Task Optional. Pointer to the ATA_NONBLOCK_TASK
- used by non-blocking mode.
- @retval EFI_DEVICE_ERROR The non data transfer abort with error occurs.
- @retval EFI_TIMEOUT The operation is time out.
- @retval EFI_UNSUPPORTED The device is not ready for transfer.
- @retval EFI_SUCCESS The non data transfer executes successfully.
- **/
- EFI_STATUS
- EFIAPI
- AhciNonDataTransfer (
- IN EFI_PCI_IO_PROTOCOL *PciIo,
- IN EFI_AHCI_REGISTERS *AhciRegisters,
- IN UINT8 Port,
- IN UINT8 PortMultiplier,
- IN EFI_AHCI_ATAPI_COMMAND *AtapiCommand OPTIONAL,
- IN UINT8 AtapiCommandLength,
- IN EFI_ATA_COMMAND_BLOCK *AtaCommandBlock,
- IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock,
- IN UINT64 Timeout,
- IN ATA_NONBLOCK_TASK *Task
- );
- /**
- Start a DMA data transfer on specific port
- @param[in] Instance The ATA_ATAPI_PASS_THRU_INSTANCE protocol instance.
- @param[in] AhciRegisters The pointer to the EFI_AHCI_REGISTERS.
- @param[in] Port The number of port.
- @param[in] PortMultiplier The timeout value of stop.
- @param[in] AtapiCommand The atapi command will be used for the
- transfer.
- @param[in] AtapiCommandLength The length of the atapi command.
- @param[in] Read The transfer direction.
- @param[in] AtaCommandBlock The EFI_ATA_COMMAND_BLOCK data.
- @param[in, out] AtaStatusBlock The EFI_ATA_STATUS_BLOCK data.
- @param[in, out] MemoryAddr The pointer to the data buffer.
- @param[in] DataCount The data count to be transferred.
- @param[in] Timeout The timeout value of non data transfer, uses 100ns as a unit.
- @param[in] Task Optional. Pointer to the ATA_NONBLOCK_TASK
- used by non-blocking mode.
- @retval EFI_DEVICE_ERROR The DMA data transfer abort with error occurs.
- @retval EFI_TIMEOUT The operation is time out.
- @retval EFI_UNSUPPORTED The device is not ready for transfer.
- @retval EFI_SUCCESS The DMA data transfer executes successfully.
- **/
- EFI_STATUS
- EFIAPI
- AhciDmaTransfer (
- IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,
- IN EFI_AHCI_REGISTERS *AhciRegisters,
- IN UINT8 Port,
- IN UINT8 PortMultiplier,
- IN EFI_AHCI_ATAPI_COMMAND *AtapiCommand OPTIONAL,
- IN UINT8 AtapiCommandLength,
- IN BOOLEAN Read,
- IN EFI_ATA_COMMAND_BLOCK *AtaCommandBlock,
- IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock,
- IN OUT VOID *MemoryAddr,
- IN UINT32 DataCount,
- IN UINT64 Timeout,
- IN ATA_NONBLOCK_TASK *Task
- );
- /**
- Start a PIO data transfer on specific port.
- @param[in] PciIo The PCI IO protocol instance.
- @param[in] AhciRegisters The pointer to the EFI_AHCI_REGISTERS.
- @param[in] Port The number of port.
- @param[in] PortMultiplier The timeout value of stop.
- @param[in] AtapiCommand The atapi command will be used for the
- transfer.
- @param[in] AtapiCommandLength The length of the atapi command.
- @param[in] Read The transfer direction.
- @param[in] AtaCommandBlock The EFI_ATA_COMMAND_BLOCK data.
- @param[in, out] AtaStatusBlock The EFI_ATA_STATUS_BLOCK data.
- @param[in, out] MemoryAddr The pointer to the data buffer.
- @param[in] DataCount The data count to be transferred.
- @param[in] Timeout The timeout value of non data transfer, uses 100ns as a unit.
- @param[in] Task Optional. Pointer to the ATA_NONBLOCK_TASK
- used by non-blocking mode.
- @retval EFI_DEVICE_ERROR The PIO data transfer abort with error occurs.
- @retval EFI_TIMEOUT The operation is time out.
- @retval EFI_UNSUPPORTED The device is not ready for transfer.
- @retval EFI_SUCCESS The PIO data transfer executes successfully.
- **/
- EFI_STATUS
- EFIAPI
- AhciPioTransfer (
- IN EFI_PCI_IO_PROTOCOL *PciIo,
- IN EFI_AHCI_REGISTERS *AhciRegisters,
- IN UINT8 Port,
- IN UINT8 PortMultiplier,
- IN EFI_AHCI_ATAPI_COMMAND *AtapiCommand OPTIONAL,
- IN UINT8 AtapiCommandLength,
- IN BOOLEAN Read,
- IN EFI_ATA_COMMAND_BLOCK *AtaCommandBlock,
- IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock,
- IN OUT VOID *MemoryAddr,
- IN UINT32 DataCount,
- IN UINT64 Timeout,
- IN ATA_NONBLOCK_TASK *Task
- );
- /**
- Send ATA command into device with NON_DATA protocol
- @param[in] PciIo A pointer to ATA_ATAPI_PASS_THRU_INSTANCE
- data structure.
- @param[in] IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.
- @param[in] AtaCommandBlock A pointer to EFI_ATA_COMMAND_BLOCK data
- structure.
- @param[in, out] AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.
- @param[in] Timeout The time to complete the command, uses 100ns as a unit.
- @param[in] Task Optional. Pointer to the ATA_NONBLOCK_TASK
- used by non-blocking mode.
- @retval EFI_SUCCESS Reading succeed
- @retval EFI_ABORTED Command failed
- @retval EFI_DEVICE_ERROR Device status error.
- **/
- EFI_STATUS
- EFIAPI
- AtaNonDataCommandIn (
- IN EFI_PCI_IO_PROTOCOL *PciIo,
- IN EFI_IDE_REGISTERS *IdeRegisters,
- IN EFI_ATA_COMMAND_BLOCK *AtaCommandBlock,
- IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock,
- IN UINT64 Timeout,
- IN ATA_NONBLOCK_TASK *Task
- );
- /**
- Perform an ATA Udma operation (Read, ReadExt, Write, WriteExt).
- @param[in] Instance A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data
- structure.
- @param[in] IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.
- @param[in] Read Flag used to determine the data transfer
- direction. Read equals 1, means data transferred
- from device to host;Read equals 0, means data
- transferred from host to device.
- @param[in] DataBuffer A pointer to the source buffer for the data.
- @param[in] DataLength The length of the data.
- @param[in] AtaCommandBlock A pointer to EFI_ATA_COMMAND_BLOCK data structure.
- @param[in, out] AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.
- @param[in] Timeout The time to complete the command, uses 100ns as a unit.
- @param[in] Task Optional. Pointer to the ATA_NONBLOCK_TASK
- used by non-blocking mode.
- @retval EFI_SUCCESS the operation is successful.
- @retval EFI_OUT_OF_RESOURCES Build PRD table failed
- @retval EFI_UNSUPPORTED Unknown channel or operations command
- @retval EFI_DEVICE_ERROR Ata command execute failed
- **/
- EFI_STATUS
- EFIAPI
- AtaUdmaInOut (
- IN ATA_ATAPI_PASS_THRU_INSTANCE *Instance,
- IN EFI_IDE_REGISTERS *IdeRegisters,
- IN BOOLEAN Read,
- IN VOID *DataBuffer,
- IN UINT64 DataLength,
- IN EFI_ATA_COMMAND_BLOCK *AtaCommandBlock,
- IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock,
- IN UINT64 Timeout,
- IN ATA_NONBLOCK_TASK *Task
- );
- /**
- This function is used to send out ATA commands conforms to the PIO Data In Protocol.
- @param[in] PciIo A pointer to ATA_ATAPI_PASS_THRU_INSTANCE data
- structure.
- @param[in] IdeRegisters A pointer to EFI_IDE_REGISTERS data structure.
- @param[in, out] Buffer A pointer to the source buffer for the data.
- @param[in] ByteCount The length of the data.
- @param[in] Read Flag used to determine the data transfer direction.
- Read equals 1, means data transferred from device
- to host;Read equals 0, means data transferred
- from host to device.
- @param[in] AtaCommandBlock A pointer to EFI_ATA_COMMAND_BLOCK data structure.
- @param[in, out] AtaStatusBlock A pointer to EFI_ATA_STATUS_BLOCK data structure.
- @param[in] Timeout The time to complete the command, uses 100ns as a unit.
- @param[in] Task Optional. Pointer to the ATA_NONBLOCK_TASK
- used by non-blocking mode.
- @retval EFI_SUCCESS send out the ATA command and device send required data successfully.
- @retval EFI_DEVICE_ERROR command sent failed.
- **/
- EFI_STATUS
- EFIAPI
- AtaPioDataInOut (
- IN EFI_PCI_IO_PROTOCOL *PciIo,
- IN EFI_IDE_REGISTERS *IdeRegisters,
- IN OUT VOID *Buffer,
- IN UINT64 ByteCount,
- IN BOOLEAN Read,
- IN EFI_ATA_COMMAND_BLOCK *AtaCommandBlock,
- IN OUT EFI_ATA_STATUS_BLOCK *AtaStatusBlock,
- IN UINT64 Timeout,
- IN ATA_NONBLOCK_TASK *Task
- );
- #endif
|