IPR_PCII_OPER_INTERRUPTS
if ((int_reg & IPR_PCII_OPER_INTERRUPTS) == 0) {
maskval = (maskval << 32) | IPR_PCII_OPER_INTERRUPTS;
writel(IPR_PCII_OPER_INTERRUPTS, ioa_cfg->regs.clr_interrupt_mask_reg32);