tpu_fqm.h

mpc564 时钟中断 时钟中断

/**************************************************************************/
/* FILE NAME: tpu_fqm.h                       COPYRIGHT (c) MOTOROLA 2002 */
/* VERSION:  0.1                                  All Rights Reserved     */
/*                                                                        */
//* DESCRIPTION:                                                          */
/* This file defines all of the registers and bit fields on the TPU3      */
/* Frequency Measurement (FQM) function.                                  */
/*========================================================================*/
/* AUTHOR: Randy Dees                                                     */
/* COMPILER: Diab Data        VERSION: 4.3g                               */
/*                                                                        */
/* HISTORY                                                                */
/* REV      AUTHOR      DATE        DESCRIPTION OF CHANGE                 */
/* ---   -----------  ----------    ---------------------                 */
/* 0.1   R. Dees      07/Sept/02    Initial version for FQM               */
/*                                                                        */
/**************************************************************************/

#include "m_tpu3.h"

#ifdef  __cplusplus
extern "C" {
#endif

/*************************************************************/
/*            Definition of terms and initial settings       */
/*************************************************************/

/* Define HSQ values (mode) */
#define TPU_FQM_FALL_EDGE_SING 0x0	/* Begin with Falling Edge, Single-Shot Mode */
#define TPU_FQM_FALL_EDGE_CONT 0x1	/* Begin with Falling Edge, Continuous Mode */
#define TPU_FQM_RISE_EDGE_SING 0x2	/* Begin with Rising Edge, Single-Shot Mode */
#define TPU_FQM_RISE_EDGE_CONT 0x3	/* Begin with Rising Edge, Continuous Mode */ 

/* Define the Mode values */
#define TPU_FQM_SINGLE 0x0	/* Single-Shot Mode */
#define TPU_FQM_CONT 0x1	/* Continuous Mode */
#define TPU_FQM_MODE_MASK 0x1 /* MASK for illegal values */

/* Define HSR values */
#define TPU_FQM_NO_HOST 	0x0	/* No Host Service (Reset Condition) */ 
#define TPU_FQM_NOT_USED_1	0x1	/* Not Used */
#define TPU_FQM_INIT 		0x2	/* Initialize  */
#define TPU_FQM_NOT_USED_3	0x3	/* Not Used */


/* Define test result values */
#define TPU_FQM_TRUE  1
#define TPU_FQM_FALSE 0

/* Define TPU_Channel Control. PSC is always 0b11 */
#define TPU_FQM_PSC	3
#define TPU_FQM_RISE	1	/* Detect Rising Edge */
#define TPU_FQM_FALL	2	/* Detect Falling Edge */
#define TPU_FQM_PAC_MASK 0x7

#define TPU_FQM_TCR1	0	/* Capture TCR1, Match TCR1 */
#define TPU_FQM_TCR2	3	/* Capture TCR2, Match TCR2 */
#define TPU_FQM_TBS_MASK 0xF


/* Define parameter RAM locations */
#define TPU_FQM_PRM_0					0	/* Not Used */
#define TPU_FQM_PRM_1					1	/* Not Used */
#define TPU_FQM_CHANEL_CONTROL			2	/* Channel Control - set rise/fall, TCR1 or TCR2 */
#define TPU_FQM_WINDOW_SIZE				3	/* Sample Window Size */
#define TPU_FQM_PULSE_COUNT				4	/* Pulse Count - Result from TPU*/
#define TPU_FQM_IN_WINDOW_ACCUMULATOR	5	/* In Window Accumulator - used by TPU */
#define TPU_FQM_PRM_6					6	/* Not Used */
#define TPU_FQM_PRM_7					7	/* Not Used */


/* Prototype of functions */

void	tpu_fqm_init(struct TPU3_tag *tpu, UINT8 channel, 
					UINT8 priority, UINT8 mode, UINT8 edge, 
					UINT8 timer, UINT16 wind_sz);

void	tpu_fqm_update_window_size(struct TPU3_tag *tpu, 
					UINT8 channel, UINT16 wind_sz);

UINT16	tpu_fqm_get_pulse(struct TPU3_tag *tpu, UINT8 channel);

void setup_tpu(struct TPU3_tag *tpu);

#ifdef  __cplusplus
}
#endif

/*********************************************************************
 *
 * Copyright:
 *	MOTOROLA, INC. All Rights Reserved.  
 *  You are hereby granted a copyright license to use, modify, and
 *  distribute the SOFTWARE so long as this entire notice is
 *  retained without alteration in any modified and/or redistributed
 *  versions, and that such modified versions are clearly identified
 *  as such. No licenses are granted by implication, estoppel or
 *  otherwise under any patents or trademarks of Motorola, Inc. This 
 *  software is provided on an "AS IS" basis and without warranty.
 *
 *  To the maximum extent permitted by applicable law, MOTOROLA 
 *  DISCLAIMS ALL WARRANTIES WHETHER EXPRESS OR IMPLIED, INCLUDING 
 *  IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR
 *  PURPOSE AND ANY WARRANTY AGAINST INFRINGEMENT WITH REGARD TO THE 
 *  SOFTWARE (INCLUDING ANY MODIFIED VERSIONS THEREOF) AND ANY 
 *  ACCOMPANYING WRITTEN MATERIALS.
 * 
 *  To the maximum extent permitted by applicable law, IN NO EVENT
 *  SHALL MOTOROLA BE LIABLE FOR ANY DAMAGES WHATSOEVER (INCLUDING 
 *  WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS 
 *  INTERRUPTION, LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY
 *  LOSS) ARISING OF THE USE OR INABILITY TO USE THE SOFTWARE.   
 * 
 *  Motorola assumes no responsibility for the maintenance and support
 *  of this software
 ********************************************************************/