PCI_FUNCMEM
if (pci_mapreg_map(pa, PCI_FUNCMEM, PCI_MAPREG_TYPE_MEM, 0,
psc->psc_regs[PCI_FUNCMEM>>2] =
pci_conf_read(pc, pa->pa_tag, PCI_FUNCMEM);
pci_conf_write(psc->psc_pc, psc->psc_tag, PCI_FUNCMEM,
psc->psc_regs[PCI_FUNCMEM>>2]);