Esempio n. 1
0
static void __init intcp_init_irq(void)
{
	unsigned int i;

	/*
	 * Disable all interrupt sources
	 */
	pic_writel(0xffffffff, INTCP_VA_PIC_BASE + IRQ_ENABLE_CLEAR);
	pic_writel(0xffffffff, INTCP_VA_PIC_BASE + FIQ_ENABLE_CLEAR);

	for (i = IRQ_PIC_START; i <= IRQ_PIC_END; i++) {
		if (i == 11)
			i = 22;
		if (i == IRQ_CP_CPPLDINT)
			i++;
		if (i == 29)
			break;
		set_irq_chip(i, &pic_chip);
		set_irq_handler(i, do_level_IRQ);
		set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
	}

	cic_writel(0xffffffff, INTCP_VA_CIC_BASE + IRQ_ENABLE_CLEAR);
	cic_writel(0xffffffff, INTCP_VA_CIC_BASE + FIQ_ENABLE_CLEAR);

	for (i = IRQ_CIC_START; i <= IRQ_CIC_END; i++) {
		set_irq_chip(i, &cic_chip);
		set_irq_handler(i, do_level_IRQ);
		set_irq_flags(i, IRQF_VALID);
	}

	sic_writel(0x00000fff, INTCP_VA_SIC_BASE + IRQ_ENABLE_CLEAR);
	sic_writel(0x00000fff, INTCP_VA_SIC_BASE + FIQ_ENABLE_CLEAR);

	for (i = IRQ_SIC_START; i <= IRQ_SIC_END; i++) {
		set_irq_chip(i, &sic_chip);
		set_irq_handler(i, do_level_IRQ);
		set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
	}

	set_irq_handler(IRQ_CP_CPPLDINT, sic_handle_irq);
	pic_unmask_irq(IRQ_CP_CPPLDINT);
}
static void sic_unmask_irq(unsigned int irq)
{
	irq -= IRQ_SIC_START;
	sic_writel(1 << irq, INTCP_VA_SIC_BASE + IRQ_ENABLE_SET);
}