piectrl.c

DSP2812内部FLASH实时运行标准框架程序

/*********************************************************************
* File: PieCtrl.c                                                    *
* Description: Contains PIE control register functions used in the   *
*   TEC application.                                                 *
* DSP: TMS320F2812                                                   *
* Author: David M. Alter                                             *
* Function List: InitPieCtrl()                                       *
* History:                                                           *
*   11/05/02 - Original, based on DSP28 header files v0.58 (D. Alter)*
* Notes: none                                                        *
*********************************************************************/

/*********************************************************************
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#include "Device.h"

/*********************************************************************
* Function: InitPieCtrl()                                            *
* Description: Initializes the PIE control registers.                *
* DSP: TMS320F2812                                                   *
* Include files: none                                                *
* Function Prototype: void InitPieCtrl(void)                         *
* Useage: InitPieCtrl();                                             *
* Input Parameters: none                                             *
* Return Value: none                                                 *
* Notes: none                                                        *
*********************************************************************/
void InitPieCtrl(void)
{
/*** Disable global interrupts ***/
	asm(" SETC INTM");

/*** Disable all PIE interrupts ***/
	PieCtrlRegs.PIEIER1.all =  0x0000;
	PieCtrlRegs.PIEIER2.all =  0x0000;
	PieCtrlRegs.PIEIER3.all =  0x0000;
	PieCtrlRegs.PIEIER4.all =  0x0000;
	PieCtrlRegs.PIEIER5.all =  0x0000;
	PieCtrlRegs.PIEIER6.all =  0x0000;
	PieCtrlRegs.PIEIER7.all =  0x0000;
	PieCtrlRegs.PIEIER8.all =  0x0000;
	PieCtrlRegs.PIEIER9.all =  0x0000;
	PieCtrlRegs.PIEIER10.all = 0x0000;
	PieCtrlRegs.PIEIER11.all = 0x0000;
	PieCtrlRegs.PIEIER12.all = 0x0000;

/*** Clear any potentially pending PIEIFR flags ***/
	PieCtrlRegs.PIEIFR1.all  = 0x0000;
	PieCtrlRegs.PIEIFR2.all  = 0x0000;
	PieCtrlRegs.PIEIFR3.all  = 0x0000;	
	PieCtrlRegs.PIEIFR4.all  = 0x0000;
	PieCtrlRegs.PIEIFR5.all  = 0x0000;
	PieCtrlRegs.PIEIFR6.all  = 0x0000;
	PieCtrlRegs.PIEIFR7.all  = 0x0000;
	PieCtrlRegs.PIEIFR8.all  = 0x0000;
	PieCtrlRegs.PIEIFR9.all  = 0x0000;
	PieCtrlRegs.PIEIFR10.all = 0x0000;
	PieCtrlRegs.PIEIFR11.all = 0x0000;
	PieCtrlRegs.PIEIFR12.all = 0x0000;

/*** Acknowlege all PIE interrupt groups ***/
	PieCtrlRegs.PIEACK.all = 0xFFFF;

} //end InitPieCtrl()


/*** end of file *****************************************************/