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CloverBootloader/MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassImpl.h
Sergey Isakov 7c0aa811ec initial commit Clover sources 5061 and modules from EDK2 latest with legacy codes from UDK2018 
Signed-off-by: Sergey Isakov <isakov-sl@bk.ru>
2019-09-03 12:58:42 +03:00

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/** @file
Definitions of functions for Driver Binding Protocol and Block I/O Protocol,
and other internal definitions.
Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _EFI_USBMASS_IMPL_H_
#define _EFI_USBMASS_IMPL_H_
#define USB_MASS_SIGNATURE SIGNATURE_32 ('U', 's', 'b', 'M')
#define USB_MASS_DEVICE_FROM_BLOCK_IO(a) \
CR (a, USB_MASS_DEVICE, BlockIo, USB_MASS_SIGNATURE)
#define USB_MASS_DEVICE_FROM_DISK_INFO(a) \
CR (a, USB_MASS_DEVICE, DiskInfo, USB_MASS_SIGNATURE)
extern EFI_COMPONENT_NAME_PROTOCOL gUsbMassStorageComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gUsbMassStorageComponentName2;
//
// Functions for Driver Binding Protocol
//
/**
Check whether the controller is a supported USB mass storage.
@param This The USB mass storage driver binding protocol.
@param Controller The controller handle to check.
@param RemainingDevicePath The remaining device path.
@retval EFI_SUCCESS The driver supports this controller.
@retval other This device isn't supported.
**/
EFI_STATUS
EFIAPI
USBMassDriverBindingSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
/**
Starts the USB mass storage device with this driver.
This function consumes USB I/O Portocol, intializes USB mass storage device,
installs Block I/O Protocol, and submits Asynchronous Interrupt
Transfer to manage the USB mass storage device.
@param This The USB mass storage driver binding protocol.
@param Controller The USB mass storage device to start on
@param RemainingDevicePath The remaining device path.
@retval EFI_SUCCESS This driver supports this device.
@retval EFI_UNSUPPORTED This driver does not support this device.
@retval EFI_DEVICE_ERROR This driver cannot be started due to device Error.
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
@retval EFI_ALREADY_STARTED This driver has been started.
**/
EFI_STATUS
EFIAPI
USBMassDriverBindingStart (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
/**
Stop controlling the device.
@param This The USB mass storage driver binding
@param Controller The device controller controlled by the driver.
@param NumberOfChildren The number of children of this device
@param ChildHandleBuffer The buffer of children handle.
@retval EFI_SUCCESS The driver stopped from controlling the device.
@retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.
@retval EFI_UNSUPPORTED Block I/O Protocol is not installed on Controller.
@retval Others Failed to stop the driver
**/
EFI_STATUS
EFIAPI
USBMassDriverBindingStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer
);
//
// Functions for Block I/O Protocol
//
/**
Reset the block device.
This function implements EFI_BLOCK_IO_PROTOCOL.Reset().
It resets the block device hardware.
ExtendedVerification is ignored in this implementation.
@param This Indicates a pointer to the calling context.
@param ExtendedVerification Indicates that the driver may perform a more exhaustive
verification operation of the device during reset.
@retval EFI_SUCCESS The block device was reset.
@retval EFI_DEVICE_ERROR The block device is not functioning correctly and could not be reset.
**/
EFI_STATUS
EFIAPI
UsbMassReset (
IN EFI_BLOCK_IO_PROTOCOL *This,
IN BOOLEAN ExtendedVerification
);
/**
Reads the requested number of blocks from the device.
This function implements EFI_BLOCK_IO_PROTOCOL.ReadBlocks().
It reads the requested number of blocks from the device.
All the blocks are read, or an error is returned.
@param This Indicates a pointer to the calling context.
@param MediaId The media ID that the read request is for.
@param Lba The starting logical block address to read from on the device.
@param BufferSize The size of the Buffer in bytes.
This must be a multiple of the intrinsic block size of the device.
@param Buffer A pointer to the destination buffer for the data. The caller is
responsible for either having implicit or explicit ownership of the buffer.
@retval EFI_SUCCESS The data was read correctly from the device.
@retval EFI_DEVICE_ERROR The device reported an error while attempting to perform the read operation.
@retval EFI_NO_MEDIA There is no media in the device.
@retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
@retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of the intrinsic block size of the device.
@retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,
or the buffer is not on proper alignment.
**/
EFI_STATUS
EFIAPI
UsbMassReadBlocks (
IN EFI_BLOCK_IO_PROTOCOL *This,
IN UINT32 MediaId,
IN EFI_LBA Lba,
IN UINTN BufferSize,
OUT VOID *Buffer
);
/**
Writes a specified number of blocks to the device.
This function implements EFI_BLOCK_IO_PROTOCOL.WriteBlocks().
It writes a specified number of blocks to the device.
All blocks are written, or an error is returned.
@param This Indicates a pointer to the calling context.
@param MediaId The media ID that the write request is for.
@param Lba The starting logical block address to be written.
@param BufferSize The size of the Buffer in bytes.
This must be a multiple of the intrinsic block size of the device.
@param Buffer Pointer to the source buffer for the data.
@retval EFI_SUCCESS The data were written correctly to the device.
@retval EFI_WRITE_PROTECTED The device cannot be written to.
@retval EFI_NO_MEDIA There is no media in the device.
@retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
@retval EFI_DEVICE_ERROR The device reported an error while attempting to perform the write operation.
@retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of the intrinsic
block size of the device.
@retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,
or the buffer is not on proper alignment.
**/
EFI_STATUS
EFIAPI
UsbMassWriteBlocks (
IN EFI_BLOCK_IO_PROTOCOL *This,
IN UINT32 MediaId,
IN EFI_LBA Lba,
IN UINTN BufferSize,
IN VOID *Buffer
);
/**
Flushes all modified data to a physical block device.
This function implements EFI_BLOCK_IO_PROTOCOL.FlushBlocks().
USB mass storage device doesn't support write cache,
so return EFI_SUCCESS directly.
@param This Indicates a pointer to the calling context.
@retval EFI_SUCCESS All outstanding data were written correctly to the device.
@retval EFI_DEVICE_ERROR The device reported an error while attempting to write data.
@retval EFI_NO_MEDIA There is no media in the device.
**/
EFI_STATUS
EFIAPI
UsbMassFlushBlocks (
IN EFI_BLOCK_IO_PROTOCOL *This
);
//
// EFI Component Name Functions
//
/**
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 A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param Language 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 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
UsbMassStorageGetDriverName (
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 A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param ControllerHandle 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 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 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 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
UsbMassStorageGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
);
#endif
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