void GKI_destroy_task(UINT8 task_id)
{
#if ( FALSE == GKI_PTHREAD_JOINABLE )
int i = 0;
#else
int result;
#endif
if (gki_cb.com.OSRdyTbl[task_id] != TASK_DEAD)
{
gki_cb.com.OSRdyTbl[task_id] = TASK_DEAD;
/* paranoi settings, make sure that we do not execute any mailbox events */
gki_cb.com.OSWaitEvt[task_id] &= ~(TASK_MBOX_0_EVT_MASK|TASK_MBOX_1_EVT_MASK|
TASK_MBOX_2_EVT_MASK|TASK_MBOX_3_EVT_MASK);
#if (GKI_NUM_TIMERS > 0)
gki_cb.com.OSTaskTmr0R[task_id] = 0;
gki_cb.com.OSTaskTmr0 [task_id] = 0;
#endif
#if (GKI_NUM_TIMERS > 1)
gki_cb.com.OSTaskTmr1R[task_id] = 0;
gki_cb.com.OSTaskTmr1 [task_id] = 0;
#endif
#if (GKI_NUM_TIMERS > 2)
gki_cb.com.OSTaskTmr2R[task_id] = 0;
gki_cb.com.OSTaskTmr2 [task_id] = 0;
#endif
#if (GKI_NUM_TIMERS > 3)
gki_cb.com.OSTaskTmr3R[task_id] = 0;
gki_cb.com.OSTaskTmr3 [task_id] = 0;
#endif
GKI_send_event(task_id, EVENT_MASK(GKI_SHUTDOWN_EVT));
#if ( FALSE == GKI_PTHREAD_JOINABLE )
i = 0;
while ((gki_cb.com.OSWaitEvt[task_id] != 0) && (++i < 10))
usleep(100 * 1000);
#else
result = pthread_join( gki_cb.os.thread_id[task_id], NULL );
if ( result < 0 )
{
GKI_ERROR_LOG( "pthread_join() FAILED: result: %d", result );
}
#endif
GKI_exit_task(task_id);
GKI_INFO( "GKI_shutdown(): task [%s] terminated\n", gki_cb.com.OSTName[task_id]);
}
}
void GKI_stop (void)
{
UINT8 task_id;
/* gki_queue_timer_cback(FALSE); */
/* TODO - add code here if needed*/
for(task_id = 0; task_id<GKI_MAX_TASKS; task_id++)
{
if(gki_cb.com.OSRdyTbl[task_id] != TASK_DEAD)
{
GKI_exit_task(task_id);
}
}
}
/*******************************************************************************
**
** Function GKI_task_self_cleanup
**
** Description This function is used in the case when the calling thread
** is exiting itself. The GKI_destroy_task function can not be
** used in this case due to the pthread_join call. The function
** cleans up GKI control block associated to the terminating
** thread.
**
** Parameters: task_id - (input) Task id is used for sanity check to
** make sure the calling thread is in the right
** context.
**
** Returns None
**
*******************************************************************************/
void GKI_task_self_cleanup(UINT8 task_id)
{
UINT8 my_task_id = GKI_get_taskid();
if (task_id != my_task_id)
{
GKI_ERROR_LOG("%s: Wrong context - current task %d is not the given task id %d",\
__FUNCTION__, my_task_id, task_id);
return;
}
if (gki_cb.com.OSRdyTbl[task_id] != TASK_DEAD)
{
/* paranoi settings, make sure that we do not execute any mailbox events */
gki_cb.com.OSWaitEvt[task_id] &= ~(TASK_MBOX_0_EVT_MASK|TASK_MBOX_1_EVT_MASK|
TASK_MBOX_2_EVT_MASK|TASK_MBOX_3_EVT_MASK);
#if (GKI_NUM_TIMERS > 0)
gki_cb.com.OSTaskTmr0R[task_id] = 0;
gki_cb.com.OSTaskTmr0 [task_id] = 0;
#endif
#if (GKI_NUM_TIMERS > 1)
gki_cb.com.OSTaskTmr1R[task_id] = 0;
gki_cb.com.OSTaskTmr1 [task_id] = 0;
#endif
#if (GKI_NUM_TIMERS > 2)
gki_cb.com.OSTaskTmr2R[task_id] = 0;
gki_cb.com.OSTaskTmr2 [task_id] = 0;
#endif
#if (GKI_NUM_TIMERS > 3)
gki_cb.com.OSTaskTmr3R[task_id] = 0;
gki_cb.com.OSTaskTmr3 [task_id] = 0;
#endif
GKI_exit_task(task_id);
/* Calling pthread_detach here to mark the thread as detached.
Once the thread terminates, the system can reclaim its resources
without waiting for another thread to join with.
*/
pthread_detach(gki_cb.os.thread_id[task_id]);
}
}
/*******************************************************************************
**
** Function: NfcAdaptation::Thread()
**
** Description: Creates work threads
**
** Returns: none
**
*******************************************************************************/
UINT32 NfcAdaptation::Thread (UINT32 arg)
{
const char* func = "NfcAdaptation::Thread";
ALOGD ("%s: enter", func);
{
ThreadCondVar CondVar;
AutoThreadMutex guard(CondVar);
GKI_create_task ((TASKPTR)nfc_task, NFC_TASK, (INT8*)"NFC_TASK", 0, 0, (pthread_cond_t*)CondVar, (pthread_mutex_t*)CondVar);
CondVar.wait();
}
NfcAdaptation::GetInstance().signal();
GKI_exit_task (GKI_get_taskid ());
ALOGD ("%s: exit", func);
return NULL;
}
void GKI_shutdown(void)
{
UINT8 task_id;
#if ( FALSE == GKI_PTHREAD_JOINABLE )
int i = 0;
#else
int result;
#endif
#ifdef GKI_USE_DEFERED_ALLOC_BUF_POOLS
gki_dealloc_free_queue();
#endif
/* release threads and set as TASK_DEAD. going from low to high priority fixes
* GKI_exception problem due to btu->hci sleep request events */
for (task_id = GKI_MAX_TASKS; task_id > 0; task_id--)
{
if (gki_cb.com.OSRdyTbl[task_id - 1] != TASK_DEAD)
{
gki_cb.com.OSRdyTbl[task_id - 1] = TASK_DEAD;
/* paranoi settings, make sure that we do not execute any mailbox events */
gki_cb.com.OSWaitEvt[task_id-1] &= ~(TASK_MBOX_0_EVT_MASK|TASK_MBOX_1_EVT_MASK|
TASK_MBOX_2_EVT_MASK|TASK_MBOX_3_EVT_MASK);
GKI_send_event(task_id - 1, EVENT_MASK(GKI_SHUTDOWN_EVT));
#if ( FALSE == GKI_PTHREAD_JOINABLE )
i = 0;
while ((gki_cb.com.OSWaitEvt[task_id - 1] != 0) && (++i < 10))
usleep(100 * 1000);
#else
result = pthread_join( gki_cb.os.thread_id[task_id-1], NULL );
if ( result < 0 )
{
ALOGE( "pthread_join() FAILED: result: %d", result );
}
#endif
// GKI_ERROR_LOG( "GKI_shutdown(): task %s dead\n", gki_cb.com.OSTName[task_id]);
GKI_exit_task(task_id - 1);
}
}
/* Destroy mutex and condition variable objects */
pthread_mutex_destroy(&gki_cb.os.GKI_mutex);
/* pthread_mutex_destroy(&GKI_sched_mutex); */
#if (GKI_DEBUG == TRUE)
pthread_mutex_destroy(&gki_cb.os.GKI_trace_mutex);
#endif
/* pthread_mutex_destroy(&thread_delay_mutex);
pthread_cond_destroy (&thread_delay_cond); */
#if ( FALSE == GKI_PTHREAD_JOINABLE )
i = 0;
#endif
#ifdef NO_GKI_RUN_RETURN
shutdown_timer = 1;
#endif
if (g_GkiTimerWakeLockOn)
{
GKI_TRACE("GKI_shutdown : release_wake_lock(brcm_btld)");
release_wake_lock(WAKE_LOCK_ID);
g_GkiTimerWakeLockOn = 0;
}
}
void GKI_shutdown(void)
{
UINT8 task_id;
volatile int *p_run_cond = &gki_cb.os.no_timer_suspend;
int oldCOnd = 0;
#if ( FALSE == GKI_PTHREAD_JOINABLE )
int i = 0;
#else
int result;
#endif
/* release threads and set as TASK_DEAD. going from low to high priority fixes
* GKI_exception problem due to btu->hci sleep request events */
for (task_id = GKI_MAX_TASKS; task_id > 0; task_id--)
{
if (gki_cb.com.OSRdyTbl[task_id - 1] != TASK_DEAD)
{
gki_cb.com.OSRdyTbl[task_id - 1] = TASK_DEAD;
/* paranoi settings, make sure that we do not execute any mailbox events */
gki_cb.com.OSWaitEvt[task_id-1] &= ~(TASK_MBOX_0_EVT_MASK|TASK_MBOX_1_EVT_MASK|
TASK_MBOX_2_EVT_MASK|TASK_MBOX_3_EVT_MASK);
GKI_send_event(task_id - 1, EVENT_MASK(GKI_SHUTDOWN_EVT));
#if ( FALSE == GKI_PTHREAD_JOINABLE )
i = 0;
while ((gki_cb.com.OSWaitEvt[task_id - 1] != 0) && (++i < 10))
usleep(100 * 1000);
#else
/* wait for proper Arnold Schwarzenegger task state */
result = pthread_join( gki_cb.os.thread_id[task_id-1], NULL );
if ( result < 0 )
{
GKI_TRACE_1( "pthread_join() FAILED: result: %d", result );
}
#endif
GKI_TRACE_1( "GKI_shutdown(): task %s dead", gki_cb.com.OSTName[task_id]);
GKI_exit_task(task_id - 1);
}
}
/* Destroy mutex and condition variable objects */
pthread_mutex_destroy(&gki_cb.os.GKI_mutex);
/* pthread_mutex_destroy(&GKI_sched_mutex); */
#if (GKI_DEBUG == TRUE)
pthread_mutex_destroy(&gki_cb.os.GKI_trace_mutex);
#endif
/* pthread_mutex_destroy(&thread_delay_mutex);
pthread_cond_destroy (&thread_delay_cond); */
#if ( FALSE == GKI_PTHREAD_JOINABLE )
i = 0;
#endif
#ifdef NO_GKI_RUN_RETURN
shutdown_timer = 1;
#endif
if (gki_cb.os.gki_timer_wake_lock_on)
{
GKI_TRACE_0("GKI_shutdown : release_wake_lock(brcm_btld)");
release_wake_lock(WAKE_LOCK_ID);
gki_cb.os.gki_timer_wake_lock_on = 0;
}
oldCOnd = *p_run_cond;
*p_run_cond = GKI_TIMER_TICK_EXIT_COND;
if (oldCOnd == GKI_TIMER_TICK_STOP_COND)
pthread_cond_signal( &gki_cb.os.gki_timer_cond );
}
/*******************************************************************************
**
** Function nfc_hal_main_task
**
** Description NFC HAL NCI transport event processing task
**
** Returns 0
**
*******************************************************************************/
UINT32 nfc_hal_main_task (UINT32 param)
{
UINT16 event;
UINT8 byte;
UINT8 num_interfaces;
UINT8 *p;
NFC_HDR *p_msg;
BOOLEAN free_msg;
HAL_TRACE_DEBUG0 ("NFC_HAL_TASK started");
/* Main loop */
while (TRUE)
{
event = GKI_wait (0xFFFF, 0);
/* Handle NFC_HAL_TASK_EVT_INITIALIZE (for initializing NCI transport) */
if (event & NFC_HAL_TASK_EVT_INITIALIZE)
{
HAL_TRACE_DEBUG0 ("NFC_HAL_TASK got NFC_HAL_TASK_EVT_INITIALIZE signal. Opening NFC transport...");
nfc_hal_main_open_transport ();
}
/* Check for terminate event */
if (event & NFC_HAL_TASK_EVT_TERMINATE)
{
HAL_TRACE_DEBUG0 ("NFC_HAL_TASK got NFC_HAL_TASK_EVT_TERMINATE");
nfc_hal_main_handle_terminate ();
/* Close uart */
USERIAL_Close (USERIAL_NFC_PORT);
if (nfc_hal_cb.p_stack_cback)
{
nfc_hal_cb.p_stack_cback (HAL_NFC_CLOSE_CPLT_EVT, HAL_NFC_STATUS_OK);
nfc_hal_cb.p_stack_cback = NULL;
}
continue;
}
/* Check for power cycle event */
if (event & NFC_HAL_TASK_EVT_POWER_CYCLE)
{
HAL_TRACE_DEBUG0 ("NFC_HAL_TASK got NFC_HAL_TASK_EVT_POWER_CYCLE");
nfc_hal_main_handle_terminate ();
/* Close uart */
USERIAL_Close (USERIAL_NFC_PORT);
/* power cycle timeout */
nfc_hal_main_start_quick_timer (&nfc_hal_cb.timer, NFC_HAL_TTYPE_POWER_CYCLE,
(NFC_HAL_POWER_CYCLE_DELAY*QUICK_TIMER_TICKS_PER_SEC)/1000);
continue;
}
/* NCI message ready to be sent to NFCC */
if (event & NFC_HAL_TASK_EVT_MBOX)
{
while ((p_msg = (NFC_HDR *) GKI_read_mbox (NFC_HAL_TASK_MBOX)) != NULL)
{
free_msg = TRUE;
switch (p_msg->event & NFC_EVT_MASK)
{
case NFC_HAL_EVT_TO_NFC_NCI:
nfc_hal_main_send_message (p_msg);
/* do not free buffer. NCI VS code may keep it for processing later */
free_msg = FALSE;
break;
case NFC_HAL_EVT_POST_CORE_RESET:
NFC_HAL_SET_INIT_STATE (NFC_HAL_INIT_STATE_W4_POST_INIT_DONE);
/* set NCI Control packet size from CORE_INIT_RSP */
p = (UINT8 *) (p_msg + 1) + p_msg->offset + NCI_MSG_HDR_SIZE;
p += 5;
STREAM_TO_UINT8 (num_interfaces, p);
p += (num_interfaces + 3);
nfc_hal_cb.ncit_cb.nci_ctrl_size = *p;
/* start post initialization */
nfc_hal_cb.dev_cb.next_dm_config = NFC_HAL_DM_CONFIG_LPTD;
nfc_hal_cb.dev_cb.next_startup_vsc = 1;
nfc_hal_dm_config_nfcc ();
break;
case NFC_HAL_EVT_TO_START_QUICK_TIMER:
GKI_start_timer (NFC_HAL_QUICK_TIMER_ID, ((GKI_SECS_TO_TICKS (1) / QUICK_TIMER_TICKS_PER_SEC)), TRUE);
break;
case NFC_HAL_EVT_HCI:
nfc_hal_hci_evt_hdlr ((tNFC_HAL_HCI_EVENT_DATA *) p_msg);
break;
case NFC_HAL_EVT_PRE_DISCOVER:
NFC_HAL_SET_INIT_STATE(NFC_HAL_INIT_STATE_W4_PREDISCOVER_DONE);
nfa_hal_send_pre_discover_cfg ();
break;
case NFC_HAL_EVT_CONTROL_GRANTED:
nfc_hal_dm_send_pend_cmd ();
break;
default:
break;
}
if (free_msg)
GKI_freebuf (p_msg);
}
}
/* Data waiting to be read from serial port */
if (event & NFC_HAL_TASK_EVT_DATA_RDY)
{
while (TRUE)
{
/* Read one byte to see if there is anything waiting to be read */
if (USERIAL_Read (USERIAL_NFC_PORT, &byte, 1) == 0)
{
break;
}
if (nfc_hal_nci_receive_msg (byte))
{
/* complete of receiving NCI message */
nfc_hal_nci_assemble_nci_msg ();
if (nfc_hal_cb.ncit_cb.p_rcv_msg)
{
if (nfc_hal_nci_preproc_rx_nci_msg (nfc_hal_cb.ncit_cb.p_rcv_msg))
{
/* Send NCI message to the stack */
nfc_hal_send_nci_msg_to_nfc_task (nfc_hal_cb.ncit_cb.p_rcv_msg);
}
else
{
if (nfc_hal_cb.ncit_cb.p_rcv_msg)
GKI_freebuf(nfc_hal_cb.ncit_cb.p_rcv_msg);
}
nfc_hal_cb.ncit_cb.p_rcv_msg = NULL;
}
}
} /* while (TRUE) */
}
/* Process quick timer tick */
if (event & NFC_HAL_QUICK_TIMER_EVT_MASK)
{
nfc_hal_main_process_quick_timer_evt ();
}
}
HAL_TRACE_DEBUG0 ("nfc_hal_main_task terminated");
GKI_exit_task (GKI_get_taskid ());
return 0;
}
/*******************************************************************************
**
** Function nfc_task
**
** Description NFC event processing task
**
** Returns nothing
**
*******************************************************************************/
UINT32 nfc_task (UINT32 param)
{
UINT16 event;
BT_HDR *p_msg;
BOOLEAN free_buf;
/* Initialize the nfc control block */
memset (&nfc_cb, 0, sizeof (tNFC_CB));
nfc_cb.trace_level = NFC_INITIAL_TRACE_LEVEL;
NFC_TRACE_DEBUG0 ("NFC_TASK started.");
/* main loop */
while (TRUE)
{
event = GKI_wait (0xFFFF, 0);
/* Handle NFC_TASK_EVT_TRANSPORT_READY from NFC HAL */
if (event & NFC_TASK_EVT_TRANSPORT_READY)
{
NFC_TRACE_DEBUG0 ("NFC_TASK got NFC_TASK_EVT_TRANSPORT_READY.");
/* Reset the NFC controller. */
nfc_set_state (NFC_STATE_CORE_INIT);
nci_snd_core_reset (NCI_RESET_TYPE_RESET_CFG);
}
if (event & NFC_MBOX_EVT_MASK)
{
/* Process all incoming NCI messages */
while ((p_msg = (BT_HDR *) GKI_read_mbox (NFC_MBOX_ID)) != NULL)
{
free_buf = TRUE;
/* Determine the input message type. */
switch (p_msg->event & BT_EVT_MASK)
{
case BT_EVT_TO_NFC_NCI:
free_buf = nfc_ncif_process_event (p_msg);
break;
case BT_EVT_TO_START_TIMER :
/* Start nfc_task 1-sec resolution timer */
GKI_start_timer (NFC_TIMER_ID, GKI_SECS_TO_TICKS (1), TRUE);
break;
case BT_EVT_TO_START_QUICK_TIMER :
/* Quick-timer is required for LLCP */
GKI_start_timer (NFC_QUICK_TIMER_ID, ((GKI_SECS_TO_TICKS (1) / QUICK_TIMER_TICKS_PER_SEC)), TRUE);
break;
case BT_EVT_TO_NFC_MSGS:
nfc_main_handle_hal_evt ((tNFC_HAL_EVT_MSG*)p_msg);
break;
default:
NFC_TRACE_DEBUG1 ("nfc_task: unhandle mbox message, event=%04x", p_msg->event);
break;
}
if (free_buf)
{
GKI_freebuf (p_msg);
}
}
}
/* Process gki timer tick */
if (event & NFC_TIMER_EVT_MASK)
{
nfc_process_timer_evt ();
}
/* Process quick timer tick */
if (event & NFC_QUICK_TIMER_EVT_MASK)
{
nfc_process_quick_timer_evt ();
}
#if (defined (NFA_INCLUDED) && NFA_INCLUDED == TRUE)
if (event & NFA_MBOX_EVT_MASK)
{
while ((p_msg = (BT_HDR *) GKI_read_mbox (NFA_MBOX_ID)) != NULL)
{
nfa_sys_event (p_msg);
}
}
if (event & NFA_TIMER_EVT_MASK)
{
nfa_sys_timer_update ();
}
#endif
}
NFC_TRACE_DEBUG0 ("nfc_task terminated");
GKI_exit_task (GKI_get_taskid ());
return 0;
}
