EP93XX_VIC_IntEnClear
VIC1REG(EP93XX_VIC_IntEnClear) = (1U << irq);
VIC2REG(EP93XX_VIC_IntEnClear) = (1U << (irq - VIC_NIRQ));
VIC1REG(EP93XX_VIC_IntEnClear) = vic1_irqs;
VIC2REG(EP93XX_VIC_IntEnClear) = vic2_irqs;