C++ (Cpp) CPLD_INT_MASK_REG示例

示例#1

文件： board-sapphire-gpio.c 项目： Soaa-/-lightspeed

/*mask/disable INT
static void sapphire_gpio_irq_mask(unsigned int irq)*/
static void sapphire_gpio_irq_disable(unsigned int irq)
{
	unsigned long flags;
	uint8_t reg_val;

	local_irq_save(flags);
	reg_val = readb(CPLD_INT_MASK_REG(irq)) & ~SAPPHIRE_INT_BIT_MASK(irq);	/*CPLD INT MASK is r/w now.*/
	/*printk(KERN_INFO "sapphire_gpio_irq_unmask irq %d => %d:%02x\n",
	       irq, bank, reg_val);*/
	DBG("(%d,0x%x, 0x%x, 0x%x)\r\n",irq, reg_val, CPLD_INT_MASK_REG(irq), SAPPHIRE_INT_BIT_MASK(irq));
	DBG("sapphire_suspended=%d\r\n", sapphire_suspended);
	if (!sapphire_suspended)
		writeb(reg_val, CPLD_INT_MASK_REG(irq));

	reg_val = readb( CPLD_INT_MASK_REG(irq) );
	DBG("reg_val= 0x%x\r\n",reg_val);
	DBG("l=0x%x\r\n", readb(SAPPHIRE_CPLD_INT_LEVEL));

	local_irq_restore(flags);
}

示例#2

文件： board-sapphire-gpio.c 项目： Blackburn29/PsycoKernel

static void sapphire_gpio_irq_enable(unsigned int irq)
{
	unsigned long flags;
	uint8_t reg_val;

	local_irq_save(flags);	

	reg_val = readb(CPLD_INT_MASK_REG(irq)) | SAPPHIRE_INT_BIT_MASK(irq);
	DBG("(irq=%d,0x%x, 0x%x)\r\n", irq, CPLD_INT_MASK_REG(irq),
	    SAPPHIRE_INT_BIT_MASK(irq));
	DBG("sapphire_suspended=%d\r\n", sapphire_suspended);
	if (!sapphire_suspended)
		writeb(reg_val, CPLD_INT_MASK_REG(irq));

	reg_val = readb(CPLD_INT_MASK_REG(irq));
	DBG("reg_val= 0x%x\r\n", reg_val);
	DBG("l=0x%x\r\n", readb(SAPPHIRE_CPLD_INT_LEVEL));

	local_irq_restore(flags); 
}

示例#3

文件： board-sapphire-gpio.c 项目： Soaa-/-lightspeed

/*unmask/enable the INT
static void sapphire_gpio_irq_unmask(unsigned int irq)*/
static void sapphire_gpio_irq_enable(unsigned int irq)
{
	unsigned long flags;
	uint8_t reg_val;

	local_irq_save(flags);						/*disabling all interrupts*/

	reg_val = readb( CPLD_INT_MASK_REG(irq) ) | SAPPHIRE_INT_BIT_MASK(irq);
	DBG("(irq=%d,0x%x, 0x%x)\r\n",irq, CPLD_INT_MASK_REG(irq), SAPPHIRE_INT_BIT_MASK(irq));
	DBG("sapphire_suspended=%d\r\n", sapphire_suspended);
	/*printk(KERN_INFO "sapphire_gpio_irq_mask irq %d => %d:%02x\n",
	       irq, bank, reg_val);*/
	if (!sapphire_suspended)
		writeb(reg_val, CPLD_INT_MASK_REG(irq));

	reg_val = readb( CPLD_INT_MASK_REG(irq) );
	DBG("reg_val= 0x%x\r\n",reg_val);
	DBG("l=0x%x\r\n", readb(SAPPHIRE_CPLD_INT_LEVEL));

	local_irq_restore(flags);					/*restore the interrupts*/
}