C++ (Cpp) mpc1211_irq_real Examples

Example #1

File: setup.c Project: cilynx/dd-wrt

static void mask_and_ack_mpc1211(unsigned int irq)
{
	if(irq < 8) {
		if(m_irq_mask & (1<<irq)){
		  if(!mpc1211_irq_real(irq)){
		    atomic_inc(&irq_err_count)
		    printk("spurious 8259A interrupt: IRQ %x\n",irq);
		   }
		} else {
			m_irq_mask |= (1<<irq);
		}
		inb(I8259_M_MR);		/* DUMMY */
		outb(m_irq_mask,I8259_M_MR);	/* disable */
		outb(0x60+irq,I8259_M_CR);	/* EOI */
		
	} else {
		if(s_irq_mask & (1<<(irq - 8))){
		  if(!mpc1211_irq_real(irq)){
		    atomic_inc(&irq_err_count);
		    printk("spurious 8259A interrupt: IRQ %x\n",irq);
		  }
		} else {
			s_irq_mask |= (1<<(irq - 8));
		}
		inb(I8259_S_MR);		/* DUMMY */
		outb(s_irq_mask,I8259_S_MR);	/* disable */
		outb(0x60+(irq-8),I8259_S_CR); 	/* EOI */
		outb(0x60+2,I8259_M_CR);
	}
}

Example #2

File: setup.c Project: FatSunHYS/OSCourseDesign

static void mask_and_ack_mpc1211(unsigned int irq)
{
	unsigned long flags;

	save_and_cli(flags);

	if(irq < 8) {
		if(m_irq_mask & (1<<irq)){
		  if(!mpc1211_irq_real(irq)){
		    irq_err_count++;
		    printk("spurious 8259A interrupt: IRQ %x\n",irq);
		   }
		} else {
			m_irq_mask |= (1<<irq);
		}
		inb(I8259_M_MR);		/* DUMMY */
		outb(m_irq_mask,I8259_M_MR);	/* disable */
		outb(0x60+irq,I8259_M_CR);	/* EOI */
		
	} else {
		if(s_irq_mask & (1<<(irq - 8))){
		  if(!mpc1211_irq_real(irq)){
		    irq_err_count++;
		    printk("spurious 8259A interrupt: IRQ %x\n",irq);
		  }
		} else {
			s_irq_mask |= (1<<(irq - 8));
		}
		inb(I8259_S_MR);		/* DUMMY */
		outb(s_irq_mask,I8259_S_MR);	/* disable */
		outb(0x60+(irq-8),I8259_S_CR); 	/* EOI */
		outb(0x60+2,I8259_M_CR);
	}
	restore_flags(flags);
}