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/******************************************************************************
*
* 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
*
******************************************************************************/
#ifndef BT_HCI_BDROID_H
#define BT_HCI_BDROID_H
#include "bt_hci_lib.h"
/******************************************************************************
** Constants & Macros
******************************************************************************/
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE (!FALSE)
#endif
#ifndef BTHC_LINUX_BASE_POLICY
#define BTHC_LINUX_BASE_POLICY SCHED_NORMAL
#endif
#if (BTHC_LINUX_BASE_POLICY != SCHED_NORMAL)
#ifndef BTHC_LINUX_BASE_PRIORITY
#define BTHC_LINUX_BASE_PRIORITY 30
#endif
#ifndef BTHC_USERIAL_READ_THREAD_PRIORITY
#define BTHC_USERIAL_READ_THREAD_PRIORITY (BTHC_LINUX_BASE_PRIORITY)
#endif
#ifndef BTHC_MAIN_THREAD_PRIORITY
#define BTHC_MAIN_THREAD_PRIORITY (BTHC_LINUX_BASE_PRIORITY-1)
#endif
#endif // (BTHC_LINUX_BASE_POLICY != SCHED_NORMAL)
#ifndef BTHC_USERIAL_READ_MEM_SIZE
#define BTHC_USERIAL_READ_MEM_SIZE (1024)
#endif
#ifndef BTSNOOPDISP_INCLUDED
#define BTSNOOPDISP_INCLUDED TRUE
#endif
/* Host/Controller lib internal event ID */
#define HC_EVENT_PRELOAD 0x0001
#define HC_EVENT_POSTLOAD 0x0002
#define HC_EVENT_RX 0x0004
#define HC_EVENT_TX 0x0008
#define HC_EVENT_LPM_ENABLE 0x0010
#define HC_EVENT_LPM_DISABLE 0x0020
#define HC_EVENT_LPM_WAKE_DEVICE 0x0040
#define HC_EVENT_LPM_ALLOW_SLEEP 0x0080
#define HC_EVENT_LPM_IDLE_TIMEOUT 0x0100
#define HC_EVENT_EXIT 0x0200
/* 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 /* eq. 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;
} HC_BT_HDR;
#define BT_HC_HDR_SIZE (sizeof(HC_BT_HDR))
typedef struct _hc_buffer_hdr
{
struct _hc_buffer_hdr *p_next; /* next buffer in the queue */
uint8_t reserved1;
uint8_t reserved2;
uint8_t reserved3;
uint8_t reserved4;
} HC_BUFFER_HDR_T;
#define BT_HC_BUFFER_HDR_SIZE (sizeof(HC_BUFFER_HDR_T))
/******************************************************************************
** Extern variables and functions
******************************************************************************/
extern bt_hc_callbacks_t *bt_hc_cbacks;
/******************************************************************************
** Functions
******************************************************************************/
/*******************************************************************************
**
** Function bthc_signal_event
**
** Description Perform context switch to bt_hc main thread
**
** Returns None
**
*******************************************************************************/
extern void bthc_signal_event(uint16_t event);
#endif /* BT_HCI_BDROID_H */
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