interrupt.c.bak

来自「这是基于TI公司的DSP TMS320DM642而开发的TCP/UDP协议」· BAK 代码 · 共 30 行

#include "initial.h"

extern Handle hEMAC;

interrupt void EMACInterruptISR()
{
	Uint32 i;
	
	Uint32 intFlags ,Desc;
	
	IRQ_disable( IRQ_EVT_MACINT );
	
	EMAC_FSETS( EWCTL, INTEN, DISABLE );
	
	intFlags = EMAC_RGET( MACINVECTOR );
	
	
	if( intFlags & EMAC_FMK( MACINVECTOR, TXPEND, 1<<0 ) )
	{
		Desc = EMAC_RGETI( TXINTACK, 0 );
		EMAC_RSETI( TXINTACK, 0, Desc );
	} 

	EMAC_FSETS( EWCTL, INTEN, ENABLE );
	
	IRQ_enable( IRQ_EVT_MACINT );
	
    //return;
}