RADEON_PCI_MEM
if (pci_mapreg_map(pa, RADEON_PCI_MEM, PCI_MAPREG_TYPE_MEM,
bar = pci_conf_read_early(tag, RADEON_PCI_MEM);
if (pci_mapreg_map(pa, RADEON_PCI_MEM, PCI_MAPREG_TYPE_MEM,
type = pci_mapreg_type(pa->pa_pc, pa->pa_tag, RADEON_PCI_MEM);
pci_mapreg_info(pa->pa_pc, pa->pa_tag, RADEON_PCI_MEM,
pci_conf_write(pa->pa_pc, pa->pa_tag, RADEON_PCI_MEM, base);
RADEON_PCI_MEM + 4, (uint64_t)base >> 32);