IGC_EIAM
regs_buff[11] = rd32(IGC_EIAM);
regval = rd32(IGC_EIAM);
wr32(IGC_EIAM, regval | adapter->eims_enable_mask);
u32 regval = rd32(IGC_EIAM);
wr32(IGC_EIAM, regval & ~adapter->eims_enable_mask);