source: svn/trunk/newcon3bcm2_21bu/magnum/syslib/astmlib/7552/bastmlib_priv.c

/***************************************************************************
*     Copyright (c) 2004-2009, Broadcom Corporation
*     All Rights Reserved
*     Confidential Property of Broadcom Corporation
*
*  THIS SOFTWARE MAY ONLY BE USED SUBJECT TO AN EXECUTED SOFTWARE LICENSE
*  AGREEMENT  BETWEEN THE USER AND BROADCOM.  YOU HAVE NO RIGHT TO USE OR
*  EXPLOIT THIS MATERIAL EXCEPT SUBJECT TO THE TERMS OF SUCH AN AGREEMENT.
*
* $brcm_Workfile: bastmlib_priv.c $
* $brcm_Revision: Hydra_Software_Devel/6 $
* $brcm_Date: 7/17/09 6:56p $
*
* Revision History:
*
* $brcm_Log: /magnum/syslib/astmlib/noarch/bastmlib_priv.c $
* 
* Hydra_Software_Devel/6   7/17/09 6:56p bandrews
* PR49215: playback support
* 
* Hydra_Software_Devel/5   11/20/08 6:16p bandrews
* PR49489: Add debug messages; ensure no events are recorded if stopped;
* clear event queue on start; only schedule settling timers if started
* 
* Hydra_Software_Devel/4   11/14/08 6:03p bandrews
* PR49056: Only reschedule TSM-disabled watchdog timer on presentation
* control change
* 
* Hydra_Software_Devel/3   4/3/08 2:33p bandrews
* PR40090: synclib needs to have different contexts for syslib callbacks
* and synclib callbacks
* 
* Hydra_Software_Devel/2   3/27/08 5:48p bandrews
* PR40090: Fixed display and storage of presenter names for debug
* 
* Hydra_Software_Devel/1   3/24/08 3:08p bandrews
* PR40865: Fixed
* 
* Hydra_Software_Devel/2   2/15/08 10:00p bandrews
* PR36148: Updated ASTM based on reviews
* 
* Hydra_Software_Devel/1   1/25/08 9:21p bandrews
* PR36148: Updated based on simulation
***************************************************************************/

#include "bstd.h"
#include "bkni.h"
#include "bsyslib.h"
#include "bastmlib.h"
#include "bastmlib_priv.h"

BDBG_MODULE(astmlib);

BERR_Code BASTMlib_P_StartTimer_isr(
        BASTMlib_Handle hAstm,
        BSYSlib_Timer_Handle hTimer, 
        unsigned long ulTimeout,
        BSYSlib_Timer_ExpiryHandler pfTimerExpired,
        void * pvParm1,
        int iParm2
)
{
        BERR_Code rc = BERR_SUCCESS;
        BSYSlib_Timer_Start_isr pfStart_isr;
        BSYSlib_Timer_Cancel_isr pfCancel_isr;
        
        BDBG_ENTER(BASTMlib_P_StartTimer_isr);
        
        if (hAstm->sSettings.cbTimer.pfStart_isr)
        {
                BSYSlib_Timer_Settings sTimer;

                sTimer.ulTimeout = ulTimeout;
                sTimer.pvParm1 = pvParm1;
                sTimer.iParm2 = iParm2;
                sTimer.pfTimerExpired = pfTimerExpired;

                pfStart_isr = hAstm->sSettings.cbTimer.pfStart_isr;
                pfCancel_isr = hAstm->sSettings.cbTimer.pfCancel_isr;
                pvParm1 = hAstm->sSettings.cbTimer.pvParm1;
                iParm2 = hAstm->sSettings.cbTimer.iParm2;

                /* clean up old timer if any */
                if (pfCancel_isr)
                {
                        pfCancel_isr(pvParm1, iParm2, hTimer);
                }

                /* (re)schedule timer */
                rc = pfStart_isr(pvParm1, iParm2, hTimer, &sTimer);
                if (rc) goto error;
        }

        goto end;

error:

end:

        BDBG_LEAVE(BASTMlib_P_StartTimer_isr);
        return rc;
}

void BASTMlib_P_GetDefaultConfig(
        BASTMlib_Config * psConfig
)
{
        BDBG_ENTER(BASTMlib_P_GetDefaultConfig);

        BDBG_ASSERT(psConfig);

        psConfig->bEnabled = true;
        psConfig->eStcRate = BASTMlib_ClockRate_e45Khz;

        BASTMlib_P_Presentation_GetDefaultConfig(psConfig);
        BASTMlib_P_ClockCoupling_GetDefaultConfig(psConfig);

        BDBG_LEAVE(BASTMlib_P_GetDefaultConfig);
}

bool BASTMlib_P_Enabled(
        BASTMlib_Handle hAstm
)
{
        bool bEnabled = false;
        
        BDBG_ENTER(BASTMlib_P_Enabled);

        BDBG_ASSERT(hAstm);

        BKNI_EnterCriticalSection();
        bEnabled = BASTMlib_P_Enabled_isr(hAstm);
        BKNI_LeaveCriticalSection();

        BDBG_LEAVE(BASTMlib_P_Enabled);
        return bEnabled;
}

bool BASTMlib_P_Enabled_isr(
        BASTMlib_Handle hAstm
)
{
        bool bEnabled = false;
        
        BDBG_ENTER(BASTMlib_P_Enabled_isr);

        BDBG_ASSERT(hAstm);

        bEnabled = hAstm->bEnabled;

        BDBG_LEAVE(BASTMlib_P_Enabled_isr);
        return bEnabled;
}