| /****************************************************************************** |
| * |
| * Copyright (C) 2009-2012 Broadcom Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| |
| /****************************************************************************** |
| * |
| * Filename: bt_hci_bdroid.h |
| * |
| * Description: A wrapper header file of bt_hci_lib.h |
| * |
| * Contains definitions specific for interfacing with Bluedroid |
| * Bluetooth stack |
| * |
| ******************************************************************************/ |
| |
| #pragma once |
| |
| #ifdef HAS_BDROID_BUILDCFG |
| #include "bdroid_buildcfg.h" |
| #endif |
| |
| /****************************************************************************** |
| * Constants & Macros |
| *****************************************************************************/ |
| |
| #include <stdbool.h> |
| #include <stdint.h> |
| |
| #define HCI_ACL_MAX_SIZE 1024 |
| #define HCI_MAX_FRAME_SIZE (HCI_ACL_MAX_SIZE + 4) |
| |
| /* Host/Controller lib internal event ID */ |
| typedef enum { |
| HC_EVENT_LPM_IDLE_TIMEOUT, |
| } bthc_event_t; |
| |
| /* Message event mask across Host/Controller lib and stack */ |
| #define MSG_EVT_MASK 0xFF00 /* eq. BT_EVT_MASK */ |
| #define MSG_SUB_EVT_MASK 0x00FF /* eq. BT_SUB_EVT_MASK */ |
| |
| /* Message event ID passed from Host/Controller lib to stack */ |
| #define MSG_HC_TO_STACK_HCI_ERR 0x1300 /* eq. BT_EVT_TO_BTU_HCIT_ERR */ |
| #define MSG_HC_TO_STACK_HCI_ACL 0x1100 /* eq. BT_EVT_TO_BTU_HCI_ACL */ |
| #define MSG_HC_TO_STACK_HCI_SCO 0x1200 /* eq. BT_EVT_TO_BTU_HCI_SCO */ |
| #define MSG_HC_TO_STACK_HCI_EVT 0x1000 /* eq. BT_EVT_TO_BTU_HCI_EVT */ |
| #define MSG_HC_TO_STACK_L2C_SEG_XMIT 0x1900 /* BT_EVT_TO_BTU_L2C_SEG_XMIT */ |
| |
| /* Message event ID passed from stack to vendor lib */ |
| #define MSG_STACK_TO_HC_HCI_ACL 0x2100 /* eq. BT_EVT_TO_LM_HCI_ACL */ |
| #define MSG_STACK_TO_HC_HCI_SCO 0x2200 /* eq. BT_EVT_TO_LM_HCI_SCO */ |
| #define MSG_STACK_TO_HC_HCI_CMD 0x2000 /* eq. BT_EVT_TO_LM_HCI_CMD */ |
| |
| /* Local Bluetooth Controller ID for BR/EDR */ |
| #define LOCAL_BR_EDR_CONTROLLER_ID 0 |
| |
| /****************************************************************************** |
| * Type definitions and return values |
| *****************************************************************************/ |
| |
| typedef struct { |
| uint16_t event; |
| uint16_t len; |
| uint16_t offset; |
| uint16_t layer_specific; |
| uint8_t data[]; |
| } HC_BT_HDR; |
| |
| #define BT_HC_HDR_SIZE (sizeof(HC_BT_HDR)) |
| |
| /****************************************************************************** |
| * Extern variables and functions |
| *****************************************************************************/ |
| |
| /****************************************************************************** |
| * Functions |
| *****************************************************************************/ |
| |
| // Called when a buffer has been produced by the serial layer and should be |
| // processed by the HCI layer. |
| void bthc_rx_ready(void); |
| void bthc_tx(HC_BT_HDR* buf); |
| void bthc_idle_timeout(void); |