int
macfb_obio_match(struct device *parent, void *vcf, void *aux)
{
struct obio_attach_args *oa = (struct obio_attach_args *)aux;
bus_space_handle_t bsh;
static int found;
if (found != 0)
return (0);
found = 1;
switch (current_mac_model->class) {
case MACH_CLASSQ2:
if (current_mac_model->machineid != MACH_MACLC575)
break;
/*
* Note: the only system in this class that does not have
* the Valkyrie chip -- at least, that we know of -- is
* the Performa/LC 57x series. This system has a version
* of the DAFB controller, instead.
*
* If this assumption proves false, we'll have to be more
* intelligent here.
*/
/*FALLTHROUGH*/
case MACH_CLASSQ:
/*
* Assume DAFB for all of these, unless we can't
* access the memory.
*/
if (bus_space_map(oa->oa_tag, DAFB_CONTROL_BASE, 0x120, 0,
&bsh) != 0)
return (0);
if (mac68k_bus_space_probe(oa->oa_tag, bsh, 0x1c, 4) == 0 ||
mac68k_bus_space_probe(oa->oa_tag, bsh, 0x104, 4) == 0)
found = 0;
bus_space_unmap(oa->oa_tag, bsh, 0x120);
break;
case MACH_CLASSAV:
break;
case MACH_CLASSIIci:
case MACH_CLASSIIsi:
if (mac68k_vidlen == 0 ||
(via2_reg(rMonitor) & RBVMonitorMask) == RBVMonIDNone)
found = 0;
break;
default:
if (mac68k_vidlen == 0)
found = 0;
break;
}
return (found);
}
static int
sn_obio_match(struct device *parent, void *cf, void *aux)
{
struct obio_attach_args *oa = (struct obio_attach_args *)aux;
bus_space_handle_t bsh;
int found = 0;
if (!mac68k_machine.sonic)
return 0;
if (bus_space_map(oa->oa_tag,
SONIC_REG_BASE, SN_REGSIZE, 0, &bsh))
return 0;
if (mac68k_bus_space_probe(oa->oa_tag, bsh, 0, 4))
found = 1;
bus_space_unmap(oa->oa_tag, bsh, SN_REGSIZE);
return found;
}
static int
sn_obio_getaddr(struct sn_softc *sc, u_int8_t *lladdr)
{
bus_space_handle_t bsh;
if (bus_space_map(sc->sc_regt, SONIC_PROM_BASE, PAGE_SIZE, 0, &bsh)) {
printf(": failed to map space to read SONIC address.\n%s",
sc->sc_dev.dv_xname);
return (-1);
}
if (!mac68k_bus_space_probe(sc->sc_regt, bsh, 0, 1)) {
bus_space_unmap(sc->sc_regt, bsh, PAGE_SIZE);
return (-1);
}
sn_get_enaddr(sc->sc_regt, bsh, 0, lladdr);
bus_space_unmap(sc->sc_regt, bsh, PAGE_SIZE);
return (0);
}
static int
grfiv_match(struct device *parent, struct cfdata *cf, void *aux)
{
struct obio_attach_args *oa = (struct obio_attach_args *)aux;
bus_space_handle_t bsh;
int found;
u_int base;
found = 1;
switch (current_mac_model->class) {
case MACH_CLASSQ2:
if (current_mac_model->machineid != MACH_MACLC575) {
base = VALKYRIE_CONTROL_BASE;
if (bus_space_map(oa->oa_tag, base, 0x40, 0, &bsh))
return 0;
/* Disable interrupts */
bus_space_write_1(oa->oa_tag, bsh, 0x18, 0x1);
bus_space_unmap(oa->oa_tag, bsh, 0x40);
break;
}
/*
* Note: the only system in this class that does not have
* the Valkyrie chip -- at least, that we know of -- is
* the Performa/LC 57x series. This system has a version
* of the DAFB controller, instead.
*
* If this assumption proves false, we'll have to be more
* intelligent here.
*/
/*FALLTHROUGH*/
case MACH_CLASSQ:
/*
* Assume DAFB for all of these, unless we can't
* access the memory.
*/
base = DAFB_CONTROL_BASE;
if (bus_space_map(oa->oa_tag, base, 0x20, 0, &bsh))
return 0;
if (mac68k_bus_space_probe(oa->oa_tag, bsh, 0x1c, 4) == 0) {
bus_space_unmap(oa->oa_tag, bsh, 0x20);
return 0;
}
bus_space_unmap(oa->oa_tag, bsh, 0x20);
if (bus_space_map(oa->oa_tag, base + 0x100, 0x20, 0, &bsh))
return 0;
if (mac68k_bus_space_probe(oa->oa_tag, bsh, 0x04, 4) == 0) {
bus_space_unmap(oa->oa_tag, bsh, 0x20);
return 0;
}
/* Disable interrupts */
bus_space_write_4(oa->oa_tag, bsh, 0x04, 0);
/* Clear any interrupts */
bus_space_write_4(oa->oa_tag, bsh, 0x0C, 0);
bus_space_write_4(oa->oa_tag, bsh, 0x10, 0);
bus_space_write_4(oa->oa_tag, bsh, 0x14, 0);
bus_space_unmap(oa->oa_tag, bsh, 0x20);
break;
case MACH_CLASSAV:
base = CIVIC_CONTROL_BASE;
if (bus_space_map(oa->oa_tag, base, 0x1000, 0, &bsh))
return 0;
/* Disable interrupts */
bus_space_write_1(oa->oa_tag, bsh, 0x120, 0);
bus_space_unmap(oa->oa_tag, bsh, 0x1000);
break;
case MACH_CLASSIIci:
case MACH_CLASSIIsi:
if (mac68k_video.mv_len == 0 ||
(via2_reg(rMonitor) & RBVMonitorMask) == RBVMonIDNone)
found = 0;
break;
default:
if (mac68k_video.mv_len == 0)
found = 0;
break;
}
return found;
}
