/*
* Check the slots looking for a board we recognise
* If we find one, note its address (slot) and call
* the actual probe routine to check it out.
*/
static int
bha_pci_match(device_t parent, cfdata_t match, void *aux)
{
struct pci_attach_args *pa = aux;
bus_space_tag_t iot;
bus_space_handle_t ioh;
bus_size_t iosize;
int rv;
if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_BUSLOGIC)
return (0);
if (PCI_PRODUCT(pa->pa_id) != PCI_PRODUCT_BUSLOGIC_MULTIMASTER_NC &&
PCI_PRODUCT(pa->pa_id) != PCI_PRODUCT_BUSLOGIC_MULTIMASTER)
return (0);
if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, &iot, &ioh,
NULL, &iosize))
return (0);
rv = bha_find(iot, ioh);
bus_space_unmap(iot, ioh, iosize);
return (rv);
}
/*
* Check the slots looking for a board we recognise
* If we find one, note it's address (slot) and call
* the actual probe routine to check it out.
*/
static int
bha_eisa_match(device_t parent, cfdata_t match, void *aux)
{
struct eisa_attach_args *ea = aux;
bus_space_tag_t iot = ea->ea_iot;
bus_space_handle_t ioh, ioh2;
int port;
int rv;
/* must match one of our known ID strings */
if (strcmp(ea->ea_idstring, "BUS4201") &&
strcmp(ea->ea_idstring, "BUS4202"))
return (0);
if (bus_space_map(iot,
EISA_SLOT_ADDR(ea->ea_slot) + BHA_EISA_SLOT_OFFSET, BHA_EISA_IOSIZE,
0, &ioh))
return (0);
if (bha_eisa_address(iot, ioh, &port) ||
bus_space_map(iot, port, BHA_ISA_IOSIZE, 0, &ioh2)) {
bus_space_unmap(iot, ioh, BHA_EISA_IOSIZE);
return (0);
}
rv = bha_find(iot, ioh2);
bus_space_unmap(iot, ioh2, BHA_ISA_IOSIZE);
bus_space_unmap(iot, ioh, BHA_EISA_IOSIZE);
return (rv);
}
/*
* Attach all the sub-devices we can find
*/
static void
bha_pci_attach(device_t parent, device_t self, void *aux)
{
struct pci_attach_args *pa = aux;
struct bha_softc *sc = device_private(self);
bus_space_tag_t iot;
bus_space_handle_t ioh;
pci_chipset_tag_t pc = pa->pa_pc;
pci_intr_handle_t ih;
pcireg_t csr;
const char *model, *intrstr;
char intrbuf[PCI_INTRSTR_LEN];
sc->sc_dev = self;
aprint_naive(": SCSI controller\n");
if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BUSLOGIC_MULTIMASTER_NC)
model = "BusLogic 9xxC SCSI";
else if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BUSLOGIC_MULTIMASTER)
model = "BusLogic 9xxC SCSI";
else
model = "unknown model!";
aprint_normal(": %s\n", model);
if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, &iot, &ioh,
NULL, NULL)) {
aprint_error_dev(sc->sc_dev, "unable to map device registers\n");
return;
}
sc->sc_iot = iot;
sc->sc_ioh = ioh;
sc->sc_dmat = pa->pa_dmat;
if (!bha_find(iot, ioh))
panic("bha_pci_attach: bha_find failed");
sc->sc_dmaflags = 0;
csr = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
csr | PCI_COMMAND_MASTER_ENABLE | PCI_COMMAND_IO_ENABLE);
if (pci_intr_map(pa, &ih)) {
aprint_error_dev(sc->sc_dev, "couldn't map interrupt\n");
return;
}
intrstr = pci_intr_string(pc, ih, intrbuf, sizeof(intrbuf));
sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, bha_intr, sc);
if (sc->sc_ih == NULL) {
aprint_error_dev(sc->sc_dev, "couldn't establish interrupt");
if (intrstr != NULL)
aprint_error(" at %s", intrstr);
aprint_error("\n");
return;
}
aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr);
bha_attach(sc);
bha_disable_isacompat(sc);
}
