VIA_REG_STAT_ACTIVE
viadev->in_interrupt |= VIA_REG_STAT_ACTIVE;
if (!(inb(VIADEV_REG(viadev, OFFSET_STATUS)) & VIA_REG_STAT_ACTIVE))
if (!(status & VIA_REG_STAT_ACTIVE)) {
if (!(inb(VIADEV_REG(viadev, OFFSET_STATUS)) & VIA_REG_STAT_ACTIVE))