PCIR_AER_COR_MASK
r = pci_read_config(dev, aer + PCIR_AER_COR_MASK, 4);
pci_write_config(dev, aer + PCIR_AER_COR_MASK, r, 4);
r1 = le32dec(aerp + PCIR_AER_COR_MASK);
PCIR_AER_COR_MASK, 4),