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425 lines
20 KiB
425 lines
20 KiB
4 years ago
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/** @file
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EFI Bluetooth Host Controller Protocol as defined in UEFI 2.5.
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This protocol abstracts the Bluetooth host controller layer message transmit and receive.
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Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available under
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the terms and conditions of the BSD License that accompanies this distribution.
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The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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@par Revision Reference:
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This Protocol is introduced in UEFI Specification 2.5
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**/
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#ifndef __EFI_BLUETOOTH_HC_PROTOCOL_H__
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#define __EFI_BLUETOOTH_HC_PROTOCOL_H__
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#define EFI_BLUETOOTH_HC_PROTOCOL_GUID \
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{ \
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0xb3930571, 0xbeba, 0x4fc5, { 0x92, 0x3, 0x94, 0x27, 0x24, 0x2e, 0x6a, 0x43 } \
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}
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typedef struct _EFI_BLUETOOTH_HC_PROTOCOL EFI_BLUETOOTH_HC_PROTOCOL;
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/**
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Send HCI command packet.
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The SendCommand() function sends HCI command packet. Buffer holds the whole HCI
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command packet, including OpCode, OCF, OGF, parameter length, and parameters. When
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this function is returned, it just means the HCI command packet is sent, it does not mean
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the command is success or complete. Caller might need to wait a command status event
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to know the command status, or wait a command complete event to know if the
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command is completed.
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@param[in] This Pointer to the EFI_BLUETOOTH_HC_PROTOCOL instance.
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@param[in,out] BufferSize On input, indicates the size, in bytes, of the data buffer
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specified by Buffer. On output, indicates the amount of
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data actually transferred.
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@param[in] Buffer A pointer to the buffer of data that will be transmitted to
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Bluetooth host controller.
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@param[in] Timeout Indicating the transfer should be completed within this
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time frame. The units are in milliseconds. If Timeout is 0,
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then the caller must wait for the function to be completed
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until EFI_SUCCESS or EFI_DEVICE_ERROR is returned.
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@retval EFI_SUCCESS The HCI command packet is sent successfully.
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@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
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BufferSize is NULL.
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*BufferSize is 0.
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Buffer is NULL.
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@retval EFI_TIMEOUT Sending HCI command packet fail due to timeout.
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@retval EFI_DEVICE_ERROR Sending HCI command packet fail due to host controller or device
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error.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_BLUETOOTH_HC_SEND_COMMAND)(
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IN EFI_BLUETOOTH_HC_PROTOCOL *This,
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IN OUT UINTN *BufferSize,
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IN VOID *Buffer,
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IN UINTN Timeout
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);
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/**
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Receive HCI event packet.
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The ReceiveEvent() function receives HCI event packet. Buffer holds the whole HCI event
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packet, including EventCode, parameter length, and parameters.
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@param[in] This Pointer to the EFI_BLUETOOTH_HC_PROTOCOL instance.
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@param[in,out] BufferSize On input, indicates the size, in bytes, of the data buffer
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specified by Buffer. On output, indicates the amount of
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data actually transferred.
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@param[out] Buffer A pointer to the buffer of data that will be received from
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Bluetooth host controller.
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@param[in] Timeout Indicating the transfer should be completed within this
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time frame. The units are in milliseconds. If Timeout is 0,
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then the caller must wait for the function to be completed
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until EFI_SUCCESS or EFI_DEVICE_ERROR is returned.
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@retval EFI_SUCCESS The HCI event packet is received successfully.
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@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
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BufferSize is NULL.
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*BufferSize is 0.
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Buffer is NULL.
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@retval EFI_TIMEOUT Receiving HCI event packet fail due to timeout.
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@retval EFI_DEVICE_ERROR Receiving HCI event packet fail due to host controller or device
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error.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_BLUETOOTH_HC_RECEIVE_EVENT)(
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IN EFI_BLUETOOTH_HC_PROTOCOL *This,
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IN OUT UINTN *BufferSize,
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OUT VOID *Buffer,
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IN UINTN Timeout
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);
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/**
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The async callback of AsyncReceiveEvent().
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@param[in] Data Data received via asynchronous transfer.
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@param[in] DataLength The length of Data in bytes, received via asynchronous
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transfer.
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@param[in] Context Context passed from asynchronous transfer request.
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@retval EFI_SUCCESS The callback does execute successfully.
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@retval Others The callback doesn't execute successfully.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_BLUETOOTH_HC_ASYNC_FUNC_CALLBACK) (
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IN VOID *Data,
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IN UINTN DataLength,
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IN VOID *Context
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);
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/**
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Receive HCI event packet in non-blocking way.
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The AsyncReceiveEvent() function receives HCI event packet in non-blocking way. Data
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in Callback function holds the whole HCI event packet, including EventCode, parameter
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length, and parameters.
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@param[in] This Pointer to the EFI_BLUETOOTH_HC_PROTOCOL instance.
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@param[in] IsNewTransfer If TRUE, a new transfer will be submitted. If FALSE, the
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request is deleted.
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@param[in] PollingInterval Indicates the periodic rate, in milliseconds, that the
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transfer is to be executed.
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@param[in] DataLength Specifies the length, in bytes, of the data to be received.
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@param[in] Callback The callback function. This function is called if the
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asynchronous transfer is completed.
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@param[in] Context Data passed into Callback function. This is optional
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parameter and may be NULL.
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@retval EFI_SUCCESS The HCI asynchronous receive request is submitted successfully.
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@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
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DataLength is 0.
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If IsNewTransfer is TRUE, and an asynchronous receive
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request already exists.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_BLUETOOTH_HC_ASYNC_RECEIVE_EVENT) (
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IN EFI_BLUETOOTH_HC_PROTOCOL *This,
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IN BOOLEAN IsNewTransfer,
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IN UINTN PollingInterval,
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IN UINTN DataLength,
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IN EFI_BLUETOOTH_HC_ASYNC_FUNC_CALLBACK Callback,
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IN VOID *Context
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);
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/**
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Send HCI ACL data packet.
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The SendACLData() function sends HCI ACL data packet. Buffer holds the whole HCI ACL
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data packet, including Handle, PB flag, BC flag, data length, and data.
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The SendACLData() function and ReceiveACLData() function just send and receive data
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payload from application layer. In order to protect the payload data, the Bluetooth bus is
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required to call HCI_Set_Connection_Encryption command to enable hardware based
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encryption after authentication completed, according to pairing mode and host
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capability.
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@param[in] This Pointer to the EFI_BLUETOOTH_HC_PROTOCOL instance.
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@param[in, out] BufferSize On input, indicates the size, in bytes, of the data buffer
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specified by Buffer. On output, indicates the amount of
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data actually transferred.
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@param[in] Buffer A pointer to the buffer of data that will be transmitted to
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Bluetooth host controller.
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@param[in] Timeout Indicating the transfer should be completed within this
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time frame. The units are in milliseconds. If Timeout is 0,
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then the caller must wait for the function to be completed
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until EFI_SUCCESS or EFI_DEVICE_ERROR is returned.
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@retval EFI_SUCCESS The HCI ACL data packet is sent successfully.
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@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
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BufferSize is NULL.
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*BufferSize is 0.
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Buffer is NULL.
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@retval EFI_TIMEOUT Sending HCI ACL data packet fail due to timeout.
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@retval EFI_DEVICE_ERROR Sending HCI ACL data packet fail due to host controller or device
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error.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_BLUETOOTH_HC_SEND_ACL_DATA)(
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IN EFI_BLUETOOTH_HC_PROTOCOL *This,
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IN OUT UINTN *BufferSize,
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IN VOID *Buffer,
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IN UINTN Timeout
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);
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/**
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Receive HCI ACL data packet.
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The ReceiveACLData() function receives HCI ACL data packet. Buffer holds the whole HCI
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ACL data packet, including Handle, PB flag, BC flag, data length, and data.
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@param[in] This Pointer to the EFI_BLUETOOTH_HC_PROTOCOL instance.
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@param[in, out] BufferSize On input, indicates the size, in bytes, of the data buffer
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specified by Buffer. On output, indicates the amount of
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data actually transferred.
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@param[out] Buffer A pointer to the buffer of data that will be received from
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Bluetooth host controller.
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@param[in] Timeout Indicating the transfer should be completed within this
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time frame. The units are in milliseconds. If Timeout is 0,
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then the caller must wait for the function to be completed
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until EFI_SUCCESS or EFI_DEVICE_ERROR is returned.
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@retval EFI_SUCCESS The HCI ACL data packet is received successfully.
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@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
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BufferSize is NULL.
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*BufferSize is 0.
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Buffer is NULL.
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@retval EFI_TIMEOUT Receiving HCI ACL data packet fail due to timeout.
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@retval EFI_DEVICE_ERROR Receiving HCI ACL data packet fail due to host controller or device
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error.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_BLUETOOTH_HC_RECEIVE_ACL_DATA)(
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IN EFI_BLUETOOTH_HC_PROTOCOL *This,
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IN OUT UINTN *BufferSize,
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OUT VOID *Buffer,
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IN UINTN Timeout
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);
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/**
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Receive HCI ACL data packet in non-blocking way.
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The AsyncReceiveACLData() function receives HCI ACL data packet in non-blocking way.
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Data in Callback holds the whole HCI ACL data packet, including Handle, PB flag, BC flag,
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data length, and data.
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@param[in] This Pointer to the EFI_BLUETOOTH_HC_PROTOCOL instance.
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@param[in] IsNewTransfer If TRUE, a new transfer will be submitted. If FALSE, the
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request is deleted.
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@param[in] PollingInterval Indicates the periodic rate, in milliseconds, that the
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transfer is to be executed.
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@param[in] DataLength Specifies the length, in bytes, of the data to be received.
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@param[in] Callback The callback function. This function is called if the
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asynchronous transfer is completed.
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@param[in] Context Data passed into Callback function. This is optional
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parameter and may be NULL.
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@retval EFI_SUCCESS The HCI asynchronous receive request is submitted successfully.
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@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
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DataLength is 0.
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If IsNewTransfer is TRUE, and an asynchronous receive
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request already exists.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_BLUETOOTH_HC_ASYNC_RECEIVE_ACL_DATA) (
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IN EFI_BLUETOOTH_HC_PROTOCOL *This,
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IN BOOLEAN IsNewTransfer,
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IN UINTN PollingInterval,
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IN UINTN DataLength,
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IN EFI_BLUETOOTH_HC_ASYNC_FUNC_CALLBACK Callback,
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IN VOID *Context
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);
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/**
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Send HCI SCO data packet.
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The SendSCOData() function sends HCI SCO data packet. Buffer holds the whole HCI SCO
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data packet, including ConnectionHandle, PacketStatus flag, data length, and data.
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@param[in] This Pointer to the EFI_BLUETOOTH_HC_PROTOCOL instance.
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@param[in,out] BufferSize On input, indicates the size, in bytes, of the data buffer
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specified by Buffer. On output, indicates the amount of
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data actually transferred.
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@param[in] Buffer A pointer to the buffer of data that will be transmitted to
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Bluetooth host controller.
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@param[in] Timeout Indicating the transfer should be completed within this
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time frame. The units are in milliseconds. If Timeout is 0,
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then the caller must wait for the function to be completed
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until EFI_SUCCESS or EFI_DEVICE_ERROR is returned.
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@retval EFI_SUCCESS The HCI SCO data packet is sent successfully.
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@retval EFI_UNSUPPORTED The implementation does not support HCI SCO transfer.
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@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
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BufferSize is NULL.
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*BufferSize is 0.
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Buffer is NULL.
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@retval EFI_TIMEOUT Sending HCI SCO data packet fail due to timeout.
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@retval EFI_DEVICE_ERROR Sending HCI SCO data packet fail due to host controller or device
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error.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_BLUETOOTH_HC_SEND_SCO_DATA)(
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IN EFI_BLUETOOTH_HC_PROTOCOL *This,
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IN OUT UINTN *BufferSize,
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IN VOID *Buffer,
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IN UINTN Timeout
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);
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/**
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Receive HCI SCO data packet.
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The ReceiveSCOData() function receives HCI SCO data packet. Buffer holds the whole HCI
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SCO data packet, including ConnectionHandle, PacketStatus flag, data length, and data.
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@param[in] This Pointer to the EFI_BLUETOOTH_HC_PROTOCOL instance.
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@param[in,out] BufferSize On input, indicates the size, in bytes, of the data buffer
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specified by Buffer. On output, indicates the amount of
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data actually transferred.
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||
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@param[out] Buffer A pointer to the buffer of data that will be received from
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Bluetooth host controller.
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@param[in] Timeout Indicating the transfer should be completed within this
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time frame. The units are in milliseconds. If Timeout is 0,
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then the caller must wait for the function to be completed
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until EFI_SUCCESS or EFI_DEVICE_ERROR is returned.
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@retval EFI_SUCCESS The HCI SCO data packet is received successfully.
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@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
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BufferSize is NULL.
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*BufferSize is 0.
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Buffer is NULL.
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@retval EFI_TIMEOUT Receiving HCI SCO data packet fail due to timeout.
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@retval EFI_DEVICE_ERROR Receiving HCI SCO data packet fail due to host controller or device
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error.
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**/
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typedef
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EFI_STATUS
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||
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(EFIAPI *EFI_BLUETOOTH_HC_RECEIVE_SCO_DATA)(
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IN EFI_BLUETOOTH_HC_PROTOCOL *This,
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||
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IN OUT UINTN *BufferSize,
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OUT VOID *Buffer,
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||
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IN UINTN Timeout
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||
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);
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||
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/**
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||
|
|
Receive HCI SCO data packet in non-blocking way.
|
||
|
|
|
||
|
|
The AsyncReceiveSCOData() function receives HCI SCO data packet in non-blocking way.
|
||
|
|
Data in Callback holds the whole HCI SCO data packet, including ConnectionHandle,
|
||
|
|
PacketStatus flag, data length, and data.
|
||
|
|
|
||
|
|
@param[in] This Pointer to the EFI_BLUETOOTH_HC_PROTOCOL instance.
|
||
|
|
@param[in] IsNewTransfer If TRUE, a new transfer will be submitted. If FALSE, the
|
||
|
|
request is deleted.
|
||
|
|
@param[in] PollingInterval Indicates the periodic rate, in milliseconds, that the
|
||
|
|
transfer is to be executed.
|
||
|
|
@param[in] DataLength Specifies the length, in bytes, of the data to be received.
|
||
|
|
@param[in] Callback The callback function. This function is called if the
|
||
|
|
asynchronous transfer is completed.
|
||
|
|
@param[in] Context Data passed into Callback function. This is optional
|
||
|
|
parameter and may be NULL.
|
||
|
|
|
||
|
|
@retval EFI_SUCCESS The HCI asynchronous receive request is submitted successfully.
|
||
|
|
@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
|
||
|
|
DataLength is 0.
|
||
|
|
If IsNewTransfer is TRUE, and an asynchronous receive
|
||
|
|
request already exists.
|
||
|
|
**/
|
||
|
|
typedef
|
||
|
|
EFI_STATUS
|
||
|
|
(EFIAPI *EFI_BLUETOOTH_HC_ASYNC_RECEIVE_SCO_DATA) (
|
||
|
|
IN EFI_BLUETOOTH_HC_PROTOCOL *This,
|
||
|
|
IN BOOLEAN IsNewTransfer,
|
||
|
|
IN UINTN PollingInterval,
|
||
|
|
IN UINTN DataLength,
|
||
|
|
IN EFI_BLUETOOTH_HC_ASYNC_FUNC_CALLBACK Callback,
|
||
|
|
IN VOID *Context
|
||
|
|
);
|
||
|
|
|
||
|
|
//
|
||
|
|
// The EFI_BLUETOOTH_HC_PROTOCOL is used to transmit or receive HCI layer data packets.
|
||
|
|
//
|
||
|
|
struct _EFI_BLUETOOTH_HC_PROTOCOL {
|
||
|
|
//
|
||
|
|
// Send HCI command packet.
|
||
|
|
//
|
||
|
|
EFI_BLUETOOTH_HC_SEND_COMMAND SendCommand;
|
||
|
|
//
|
||
|
|
// Receive HCI event packets.
|
||
|
|
//
|
||
|
|
EFI_BLUETOOTH_HC_RECEIVE_EVENT ReceiveEvent;
|
||
|
|
//
|
||
|
|
// Non-blocking receive HCI event packets.
|
||
|
|
//
|
||
|
|
EFI_BLUETOOTH_HC_ASYNC_RECEIVE_EVENT AsyncReceiveEvent;
|
||
|
|
//
|
||
|
|
// Send HCI ACL (asynchronous connection-oriented) data packets.
|
||
|
|
//
|
||
|
|
EFI_BLUETOOTH_HC_SEND_ACL_DATA SendACLData;
|
||
|
|
//
|
||
|
|
// Receive HCI ACL data packets.
|
||
|
|
//
|
||
|
|
EFI_BLUETOOTH_HC_RECEIVE_ACL_DATA ReceiveACLData;
|
||
|
|
//
|
||
|
|
// Non-blocking receive HCI ACL data packets.
|
||
|
|
//
|
||
|
|
EFI_BLUETOOTH_HC_ASYNC_RECEIVE_ACL_DATA AsyncReceiveACLData;
|
||
|
|
//
|
||
|
|
// Send HCI synchronous (SCO and eSCO) data packets.
|
||
|
|
//
|
||
|
|
EFI_BLUETOOTH_HC_SEND_SCO_DATA SendSCOData;
|
||
|
|
//
|
||
|
|
// Receive HCI synchronous data packets.
|
||
|
|
//
|
||
|
|
EFI_BLUETOOTH_HC_RECEIVE_SCO_DATA ReceiveSCOData;
|
||
|
|
//
|
||
|
|
// Non-blocking receive HCI synchronous data packets.
|
||
|
|
//
|
||
|
|
EFI_BLUETOOTH_HC_ASYNC_RECEIVE_SCO_DATA AsyncReceiveSCOData;
|
||
|
|
};
|
||
|
|
|
||
|
|
extern EFI_GUID gEfiBluetoothHcProtocolGuid;
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|