/*H***************************************************************************
*
* $Archive::                                                                 $
* $Revision::                                                                $
* $Date::                                                                    $
* $Author::                                                                  $
*
* DESCRIPTION:  
*  	Definitions for Phase Lock Loop to change the DSP frequency for the
*	TMS320C54XX
* USAGE/LIMITATIONS:
*
* NOTES:
*   
* AUTHOR: Patrick Cresap, 2000
*
*H***************************************************************************/

#ifndef C54Xppl
#define C54Xppl

/*---- compilation control switches ----------------------------------------*/

/*****************************************************************************
* INCLUDE FILES (minimize nesting of header files)
*****************************************************************************/

/*---- system and platform files -------------------------------------------*/

/*---- program files -------------------------------------------------------*/

/*****************************************************************************
* FILE CONTENT
*****************************************************************************/

/*****************************************************************************
* FUNCTIONAL AREA DETAIL
*****************************************************************************/

/*A***************************************************************************
* NAME:     
*
* USAGE:    
*
* NOTES:
*
*A***************************************************************************/

/*---- context -------------------------------------------------------------*/

/*---- data descriptions ---------------------------------------------------*/

/*---- global data declarations --------------------------------------------*/

/*-- Interrupt macros-------------------------------------------------*/
#define GLOBAL_INT_ENABLE    asm( " rsbx intm ") /* enables interrupts*/
#define GLOBAL_INT_DISABLE   asm( " ssbx intm ") /* disable interrupts*/

#define PLL_DIV_INIT	    0x6004
#define PLL_LOCK_INIT10     0x07fb
#define PLL_LOCK_INIT20     0x17fb
#define PLL_LOCK_INIT30     0x27fb
#define PLL_LOCK_INIT40     0x37fb
#define PLL_LOCK_INIT50     0x47fb
#define PLL_LOCK_INIT60     0x57fb
#define PLL_LOCK_INIT70     0x67fb
#define PLL_LOCK_INIT80     0x77fb
#define PLL_LOCK_INIT90     0x87fb
#define PLL_LOCK_INIT100    0x97fb
#define NOP	asm( " nop ");

/*---- Define macros to set program, data, and io wait states --------------*/

#define PLOW_WAIT(x,y)       x = ((x & 0xfff8) + ( y      )); NOP;  
#define PHIGH_WAIT(x,y)      x = ((x & 0xffc7) + ( y << 3 )); NOP;
#define DLOW_WAIT(x,y)       x = ((x & 0xfe3f) + ( y << 6 )); NOP;
#define DHIGH_WAIT(x,y)      x = ((x & 0xf1ff) + ( y << 9 )); NOP;
#define IOALL_WAIT(x,y)      x = ((x & 0x8fff) + ( y << 12)); NOP;

/*---- global function prototypes ------------------------------------------*/

/*----- Protos for assembly functions from evm5410.c    --------------------*/
void InitCPU(unsigned short frequency);
unsigned short waitloop( volatile unsigned short loopval );
int C5XX_PllSetFrequency( int Frequency );
void SetWaitStates( unsigned short *waitval );
void SetBankSwitch( unsigned short *bankval );
void SetXF(void );
void ClrXF(void );  
void ToggleXF( void );


#endif /*  evm5410.h ------ END OF FILE -------------------------------------*/