void PCADWRITE(Word Cs, Word Ps)
{
Word C,l,i,L,k,I;
Step1: /* */
I = PCADCINDEX(Cs);
l = LENGTH(I);
L = LELTI(Cs,SC_CDTV);
Step2: /* */
SWRITE("\n");
for(k = 0; k < l; k++)
SWRITE(" ");
OWRITE(I);
Step3: /* */
SWRITE(":");
SIGNLWR(PCADCSV(Cs,Ps));
Step4: /* */
if (ISATOM(L)) {
if (L == 0)
SWRITE(":F");
else if (L == 1)
SWRITE(":T");
else
SWRITE(":?"); }
else {
SWRITE(":==>");
while (L != NIL) {
PCADWRITE(FIRST(L),Ps);
L = RED(L); } }
Return: /* */
if (I == NIL) SWRITE("\n");
return;
}
static void
fwohci_pci_attach(device_t parent, device_t self, void *aux)
{
struct pci_attach_args *pa = (struct pci_attach_args *) aux;
struct fwohci_pci_softc *psc = device_private(self);
char const *intrstr;
pci_intr_handle_t ih;
uint32_t csr;
char intrbuf[PCI_INTRSTR_LEN];
pci_aprint_devinfo(pa, "IEEE 1394 Controller");
fwohci_init(&psc->psc_sc);
psc->psc_sc.fc.dev = self;
psc->psc_sc.fc.dmat = pa->pa_dmat;
psc->psc_pc = pa->pa_pc;
psc->psc_tag = pa->pa_tag;
/* Map I/O registers */
if (pci_mapreg_map(pa, PCI_OHCI_MAP_REGISTER, PCI_MAPREG_TYPE_MEM, 0,
&psc->psc_sc.bst, &psc->psc_sc.bsh, NULL, &psc->psc_sc.bssize)) {
aprint_error_dev(self, "can't map OHCI register space\n");
goto fail;
}
/* Disable interrupts, so we don't get any spurious ones. */
OWRITE(&psc->psc_sc, FWOHCI_INTMASKCLR, OHCI_INT_EN);
/* Enable the device. */
csr = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
csr |= PCI_COMMAND_MASTER_ENABLE | PCI_COMMAND_MEM_ENABLE;
pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, csr);
/*
* Some Sun FireWire controllers have their intpin register
* bogusly set to 0, although it should be 3. Correct that.
*/
if ((PCI_VENDOR(pa->pa_id) == PCI_VENDOR_SUN) &&
(PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_SUN_FIREWIRE))
if (pa->pa_intrpin == 0)
pa->pa_intrpin = 3;
/* Map and establish the interrupt. */
if (pci_intr_map(pa, &ih)) {
aprint_error_dev(self, "couldn't map interrupt\n");
goto fail;
}
intrstr = pci_intr_string(pa->pa_pc, ih, intrbuf, sizeof(intrbuf));
psc->psc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, fwohci_intr,
&psc->psc_sc);
if (psc->psc_ih == NULL) {
aprint_error_dev(self, "couldn't establish interrupt");
if (intrstr != NULL)
aprint_error(" at %s", intrstr);
aprint_error("\n");
goto fail;
}
aprint_normal_dev(self, "interrupting at %s\n", intrstr);
if (fwohci_attach(&psc->psc_sc) != 0)
goto fail;
if (!pmf_device_register(self, fwohci_pci_suspend, fwohci_pci_resume))
aprint_error_dev(self, "couldn't establish power handler\n");
return;
fail:
/* In the event that we fail to attach, register a null pnp handler */
if (!pmf_device_register(self, NULL, NULL))
aprint_error_dev(self, "couldn't establish power handler\n");
return;
}