drv_irq.c

来自「基于S3C2440处理器的sd卡驱动程序」· C语言 代码 · 共 46 行

/*------------------------------------------------------------------------------
[BASIC]
{
	[FILENAME]  drv_irq.c 
	[CONTENT]   irq driver on S3C2440A
	[AUTHOR]    xucao
	[VERSION]   01.0.00.051124
	[COMPANY]   APLUS COMMUNICATION TECHNOLOGY (BeiJing) CO.,LTD
}

[MOD]
{
	01.0.00.051124:
		1.Create initial version
}
------------------------------------------------------------------------------*/

#include <assert.h>            /* for assert */
#include "drv_defs.h"          /* drvier SFR define */


/*------------------------------------------------------------------------------
Function:       irq_enable
Date:           2005-11-24
Description:    enable the vector interrupt
Arguments:      None
Return Value:   None
------------------------------------------------------------------------------*/
void irq_enable(unsigned int vector)
{
	INTMSK &= ~(1<<vector);      /* clear the mask bit */
}

/*------------------------------------------------------------------------------
Function:       irq_disable
Date:           2005-11-24
Description:    disable the vector interrupt
Arguments:      None
Return Value:   None
------------------------------------------------------------------------------*/
void irq_disable(unsigned int vector)
{
	INTMSK |= (1<<vector);      /* set the mask bit */
}