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/******************************************************************************
*
* Copyright (C) 1999-2012 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.
*
******************************************************************************/
#ifndef GKI_H
#define GKI_H
/* Include platform-specific over-rides */
#if (defined(NFC_STANDALONE) && (NFC_STANDALONE == TRUE))
#include "gki_target.h"
#else
/* For non-nfc_standalone, include Bluetooth definitions */
#include "bt_target.h"
#endif
#include "bt_types.h"
/* Error codes */
#define GKI_SUCCESS 0x00
#define GKI_FAILURE 0x01
#define GKI_INVALID_TASK 0xF0
#define GKI_INVALID_POOL 0xFF
/************************************************************************
** Mailbox definitions. Each task has 4 mailboxes that are used to
** send buffers to the task.
*/
#define TASK_MBOX_0 0
#define TASK_MBOX_1 1
#define TASK_MBOX_2 2
#define TASK_MBOX_3 3
#define NUM_TASK_MBOX 4
/************************************************************************
** Event definitions.
**
** There are 4 reserved events used to signal messages rcvd in task mailboxes.
** There are 4 reserved events used to signal timeout events.
** There are 8 general purpose events available for applications.
*/
#define MAX_EVENTS 16
#define TASK_MBOX_0_EVT_MASK 0x0001
#define TASK_MBOX_1_EVT_MASK 0x0002
#define TASK_MBOX_2_EVT_MASK 0x0004
#define TASK_MBOX_3_EVT_MASK 0x0008
#define TIMER_0 0
#define TIMER_1 1
#define TIMER_2 2
#define TIMER_3 3
#define TIMER_0_EVT_MASK 0x0010
#define TIMER_1_EVT_MASK 0x0020
#define TIMER_2_EVT_MASK 0x0040
#define TIMER_3_EVT_MASK 0x0080
#define APPL_EVT_0 8
#define APPL_EVT_1 9
#define APPL_EVT_2 10
#define APPL_EVT_3 11
#define APPL_EVT_4 12
#define APPL_EVT_5 13
#define APPL_EVT_6 14
#define APPL_EVT_7 15
#define EVENT_MASK(evt) ((UINT16)(0x0001 << (evt)))
/************************************************************************
** Max Time Queue
**/
#ifndef GKI_MAX_TIMER_QUEUES
#define GKI_MAX_TIMER_QUEUES 3
#endif
/************************************************************************
** Macro to determine the pool buffer size based on the GKI POOL ID at compile time.
** Pool IDs index from 0 to GKI_NUM_FIXED_BUF_POOLS - 1
*/
#if (GKI_NUM_FIXED_BUF_POOLS < 1)
#ifndef GKI_POOL_ID_0
#define GKI_POOL_ID_0 0
#endif /* ifndef GKI_POOL_ID_0 */
#ifndef GKI_BUF0_SIZE
#define GKI_BUF0_SIZE 0
#endif /* ifndef GKI_BUF0_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 1 */
#if (GKI_NUM_FIXED_BUF_POOLS < 2)
#ifndef GKI_POOL_ID_1
#define GKI_POOL_ID_1 0
#endif /* ifndef GKI_POOL_ID_1 */
#ifndef GKI_BUF1_SIZE
#define GKI_BUF1_SIZE 0
#endif /* ifndef GKI_BUF1_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 2 */
#if (GKI_NUM_FIXED_BUF_POOLS < 3)
#ifndef GKI_POOL_ID_2
#define GKI_POOL_ID_2 0
#endif /* ifndef GKI_POOL_ID_2 */
#ifndef GKI_BUF2_SIZE
#define GKI_BUF2_SIZE 0
#endif /* ifndef GKI_BUF2_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 3 */
#if (GKI_NUM_FIXED_BUF_POOLS < 4)
#ifndef GKI_POOL_ID_3
#define GKI_POOL_ID_3 0
#endif /* ifndef GKI_POOL_ID_4 */
#ifndef GKI_BUF3_SIZE
#define GKI_BUF3_SIZE 0
#endif /* ifndef GKI_BUF3_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 4 */
#if (GKI_NUM_FIXED_BUF_POOLS < 5)
#ifndef GKI_POOL_ID_4
#define GKI_POOL_ID_4 0
#endif /* ifndef GKI_POOL_ID_4 */
#ifndef GKI_BUF4_SIZE
#define GKI_BUF4_SIZE 0
#endif /* ifndef GKI_BUF4_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 5 */
#if (GKI_NUM_FIXED_BUF_POOLS < 6)
#ifndef GKI_POOL_ID_5
#define GKI_POOL_ID_5 0
#endif /* ifndef GKI_POOL_ID_5 */
#ifndef GKI_BUF5_SIZE
#define GKI_BUF5_SIZE 0
#endif /* ifndef GKI_BUF5_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 6 */
#if (GKI_NUM_FIXED_BUF_POOLS < 7)
#ifndef GKI_POOL_ID_6
#define GKI_POOL_ID_6 0
#endif /* ifndef GKI_POOL_ID_6 */
#ifndef GKI_BUF6_SIZE
#define GKI_BUF6_SIZE 0
#endif /* ifndef GKI_BUF6_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 7 */
#if (GKI_NUM_FIXED_BUF_POOLS < 8)
#ifndef GKI_POOL_ID_7
#define GKI_POOL_ID_7 0
#endif /* ifndef GKI_POOL_ID_7 */
#ifndef GKI_BUF7_SIZE
#define GKI_BUF7_SIZE 0
#endif /* ifndef GKI_BUF7_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 8 */
#if (GKI_NUM_FIXED_BUF_POOLS < 9)
#ifndef GKI_POOL_ID_8
#define GKI_POOL_ID_8 0
#endif /* ifndef GKI_POOL_ID_8 */
#ifndef GKI_BUF8_SIZE
#define GKI_BUF8_SIZE 0
#endif /* ifndef GKI_BUF8_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 9 */
#if (GKI_NUM_FIXED_BUF_POOLS < 10)
#ifndef GKI_POOL_ID_9
#define GKI_POOL_ID_9 0
#endif /* ifndef GKI_POOL_ID_9 */
#ifndef GKI_BUF9_SIZE
#define GKI_BUF9_SIZE 0
#endif /* ifndef GKI_BUF9_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 10 */
#if (GKI_NUM_FIXED_BUF_POOLS < 11)
#ifndef GKI_POOL_ID_10
#define GKI_POOL_ID_10 0
#endif /* ifndef GKI_POOL_ID_10 */
#ifndef GKI_BUF10_SIZE
#define GKI_BUF10_SIZE 0
#endif /* ifndef GKI_BUF10_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 11 */
#if (GKI_NUM_FIXED_BUF_POOLS < 12)
#ifndef GKI_POOL_ID_11
#define GKI_POOL_ID_11 0
#endif /* ifndef GKI_POOL_ID_11 */
#ifndef GKI_BUF11_SIZE
#define GKI_BUF11_SIZE 0
#endif /* ifndef GKI_BUF11_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 12 */
#if (GKI_NUM_FIXED_BUF_POOLS < 13)
#ifndef GKI_POOL_ID_12
#define GKI_POOL_ID_12 0
#endif /* ifndef GKI_POOL_ID_12 */
#ifndef GKI_BUF12_SIZE
#define GKI_BUF12_SIZE 0
#endif /* ifndef GKI_BUF12_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 13 */
#if (GKI_NUM_FIXED_BUF_POOLS < 14)
#ifndef GKI_POOL_ID_13
#define GKI_POOL_ID_13 0
#endif /* ifndef GKI_POOL_ID_13 */
#ifndef GKI_BUF13_SIZE
#define GKI_BUF13_SIZE 0
#endif /* ifndef GKI_BUF13_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 14 */
#if (GKI_NUM_FIXED_BUF_POOLS < 15)
#ifndef GKI_POOL_ID_14
#define GKI_POOL_ID_14 0
#endif /* ifndef GKI_POOL_ID_14 */
#ifndef GKI_BUF14_SIZE
#define GKI_BUF14_SIZE 0
#endif /* ifndef GKI_BUF14_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 15 */
#if (GKI_NUM_FIXED_BUF_POOLS < 16)
#ifndef GKI_POOL_ID_15
#define GKI_POOL_ID_15 0
#endif /* ifndef GKI_POOL_ID_15 */
#ifndef GKI_BUF15_SIZE
#define GKI_BUF15_SIZE 0
#endif /* ifndef GKI_BUF15_SIZE */
#endif /* GKI_NUM_FIXED_BUF_POOLS < 16 */
/* Timer list entry callback type
*/
typedef void (TIMER_CBACK)(void *p_tle);
#ifndef TIMER_PARAM_TYPE
#ifdef WIN2000
#define TIMER_PARAM_TYPE void *
#else
#define TIMER_PARAM_TYPE UINT32
#endif
#endif
/* Define a timer list entry
*/
typedef struct _tle
{
struct _tle *p_next;
struct _tle *p_prev;
TIMER_CBACK *p_cback;
INT32 ticks;
TIMER_PARAM_TYPE param;
UINT16 event;
UINT8 in_use;
} TIMER_LIST_ENT;
/* Define a timer list queue
*/
typedef struct
{
TIMER_LIST_ENT *p_first;
TIMER_LIST_ENT *p_last;
INT32 last_ticks;
} TIMER_LIST_Q;
/***********************************************************************
** This queue is a general purpose buffer queue, for application use.
*/
typedef struct
{
void *p_first;
void *p_last;
UINT16 count;
} BUFFER_Q;
#define GKI_IS_QUEUE_EMPTY(p_q) ((p_q)->count == 0)
/* Task constants
*/
#ifndef TASKPTR
typedef void (*TASKPTR)(UINT32);
#endif
#define GKI_PUBLIC_POOL 0 /* General pool accessible to GKI_getbuf() */
#define GKI_RESTRICTED_POOL 1 /* Inaccessible pool to GKI_getbuf() */
/***********************************************************************
** Function prototypes
*/
#ifdef __cplusplus
extern "C" {
#endif
/* Task management
*/
GKI_API extern UINT8 GKI_create_task (TASKPTR, UINT8, INT8 *, UINT16 *, UINT16);
GKI_API extern void GKI_destroy_task(UINT8 task_id);
GKI_API extern void GKI_task_self_cleanup(UINT8 task_id);
GKI_API extern void GKI_exit_task(UINT8);
GKI_API extern UINT8 GKI_get_taskid(void);
GKI_API extern void GKI_init(void);
GKI_API extern void GKI_shutdown(void);
GKI_API extern INT8 *GKI_map_taskname(UINT8);
GKI_API extern UINT8 GKI_resume_task(UINT8);
GKI_API extern void GKI_run(void *);
GKI_API extern void GKI_freeze(void);
GKI_API extern void GKI_stop(void);
GKI_API extern UINT8 GKI_suspend_task(UINT8);
GKI_API extern UINT8 GKI_is_task_running(UINT8);
/* memory management
*/
GKI_API extern void GKI_shiftdown (UINT8 *p_mem, UINT32 len, UINT32 shift_amount);
GKI_API extern void GKI_shiftup (UINT8 *p_dest, UINT8 *p_src, UINT32 len);
/* To send buffers and events between tasks
*/
GKI_API extern UINT8 GKI_isend_event (UINT8, UINT16);
GKI_API extern void GKI_isend_msg (UINT8, UINT8, void *);
GKI_API extern void *GKI_read_mbox (UINT8);
GKI_API extern void GKI_send_msg (UINT8, UINT8, void *);
GKI_API extern UINT8 GKI_send_event (UINT8, UINT16);
/* To get and release buffers, change owner and get size
*/
GKI_API extern void GKI_change_buf_owner (void *, UINT8);
GKI_API extern UINT8 GKI_create_pool (UINT16, UINT16, UINT8, void *);
GKI_API extern void GKI_delete_pool (UINT8);
GKI_API extern void *GKI_find_buf_start (void *);
GKI_API extern void GKI_freebuf (void *);
GKI_API extern void *GKI_getbuf (UINT16);
GKI_API extern UINT16 GKI_get_buf_size (void *);
GKI_API extern void *GKI_getpoolbuf (UINT8);
GKI_API extern UINT16 GKI_poolcount (UINT8);
GKI_API extern UINT16 GKI_poolfreecount (UINT8);
GKI_API extern UINT16 GKI_poolutilization (UINT8);
GKI_API extern void GKI_register_mempool (void *p_mem);
GKI_API extern UINT8 GKI_set_pool_permission(UINT8, UINT8);
/* User buffer queue management
*/
GKI_API extern void *GKI_dequeue (BUFFER_Q *);
GKI_API extern void GKI_enqueue (BUFFER_Q *, void *);
GKI_API extern void GKI_enqueue_head (BUFFER_Q *, void *);
GKI_API extern void *GKI_getfirst (BUFFER_Q *);
GKI_API extern void *GKI_getlast (BUFFER_Q *);
GKI_API extern void *GKI_getnext (void *);
GKI_API extern void GKI_init_q (BUFFER_Q *);
GKI_API extern BOOLEAN GKI_queue_is_empty(BUFFER_Q *);
GKI_API extern void *GKI_remove_from_queue (BUFFER_Q *, void *);
GKI_API extern UINT16 GKI_get_pool_bufsize (UINT8);
/* Timer management
*/
GKI_API extern void GKI_add_to_timer_list (TIMER_LIST_Q *, TIMER_LIST_ENT *);
GKI_API extern void GKI_delay(UINT32);
GKI_API extern UINT32 GKI_get_tick_count(void);
GKI_API extern INT8 *GKI_get_time_stamp(INT8 *);
GKI_API extern void GKI_init_timer_list (TIMER_LIST_Q *);
GKI_API extern void GKI_init_timer_list_entry (TIMER_LIST_ENT *);
GKI_API extern INT32 GKI_ready_to_sleep (void);
GKI_API extern void GKI_remove_from_timer_list (TIMER_LIST_Q *, TIMER_LIST_ENT *);
GKI_API extern void GKI_start_timer(UINT8, INT32, BOOLEAN);
GKI_API extern void GKI_stop_timer (UINT8);
GKI_API extern void GKI_timer_update(INT32);
GKI_API extern UINT16 GKI_update_timer_list (TIMER_LIST_Q *, INT32);
GKI_API extern UINT32 GKI_get_remaining_ticks (TIMER_LIST_Q *, TIMER_LIST_ENT *);
GKI_API extern UINT16 GKI_wait(UINT16, UINT32);
/* Start and Stop system time tick callback
* true for start system tick if time queue is not empty
* false to stop system tick if time queue is empty
*/
typedef void (SYSTEM_TICK_CBACK)(BOOLEAN);
/* Time queue management for system ticks
*/
GKI_API extern BOOLEAN GKI_timer_queue_empty (void);
GKI_API extern void GKI_timer_queue_register_callback(SYSTEM_TICK_CBACK *);
/* Disable Interrupts, Enable Interrupts
*/
GKI_API extern void GKI_enable(void);
GKI_API extern void GKI_disable(void);
GKI_API extern void GKI_sched_lock(void);
GKI_API extern void GKI_sched_unlock(void);
/* Allocate (Free) memory from an OS
*/
GKI_API extern void *GKI_os_malloc (UINT32);
GKI_API extern void GKI_os_free (void *);
/* os timer operation */
GKI_API extern UINT32 GKI_get_os_tick_count(void);
/* Exception handling
*/
GKI_API extern void GKI_exception (UINT16, char *);
#if GKI_DEBUG == TRUE
GKI_API extern void GKI_PrintBufferUsage(UINT8 *p_num_pools, UINT16 *p_cur_used);
GKI_API extern void GKI_PrintBuffer(void);
GKI_API extern void GKI_print_task(void);
#else
#undef GKI_PrintBufferUsage
#define GKI_PrintBuffer() NULL
#endif
#ifdef __cplusplus
}
#endif
#endif