PPB_REG_PREFMEM
case PPB_REG_PREFMEM:
case PPB_REG_PREFMEM:
blr = pci_conf_read(pc, pa->pa_tag, PPB_REG_PREFMEM);
blr = HREAD4(sc, PPB_REG_PREFMEM);
HWRITE4(sc, PPB_REG_PREFMEM, blr);
HWRITE4(sc, PPB_REG_PREFMEM, blr);
HWRITE4(sc, PPB_REG_PREFMEM, 0x0000ffff);
case PPB_REG_PREFMEM:
blr = pci_conf_read(pc, tag, PPB_REG_PREFMEM);
pci_conf_write(pc, tag, PPB_REG_PREFMEM, 0x0000fff0);
pci_conf_write(pc, tag, PPB_REG_PREFMEM, 0x0000fff0);
blr = pci_conf_read(pc, pa->pa_tag, PPB_REG_PREFMEM);
pci_conf_write(pc, tag, PPB_REG_PREFMEM, blr);
pci_conf_write(pc, sc->sc_tag, PPB_REG_PREFMEM, 0x0000ffff);