static device_t
fwohci_pci_add_child(device_t dev, u_int order, const char *name, int unit)
{
struct fwohci_softc *sc;
device_t child;
int err = 0;
sc = (struct fwohci_softc *)device_get_softc(dev);
child = device_add_child(dev, name, unit);
if (child == NULL)
return (child);
sc->fc.bdev = child;
device_set_ivars(child, (void *)&sc->fc);
err = device_probe_and_attach(child);
if (err) {
device_printf(dev, "probe_and_attach failed with err=%d\n",
err);
fwohci_pci_detach(dev);
device_delete_child(dev, child);
return NULL;
}
/* XXX
* Clear the bus reset event flag to start transactions even when
* interrupt is disabled during the boot process.
*/
if (cold) {
int s;
DELAY(250); /* 2 cycles */
s = splfw();
fwohci_poll((void *)sc, 0, -1);
splx(s);
}
return (child);
}
static int
fwohci_pci_attach(device_t self)
{
fwohci_softc_t *sc = device_get_softc(self);
int err;
int rid;
#if defined(__DragonFly__) || __FreeBSD_version < 500000
int intr;
/* For the moment, put in a message stating what is wrong */
intr = pci_read_config(self, PCIR_INTLINE, 1);
if (intr == 0 || intr == 255) {
device_printf(self, "Invalid irq %d\n", intr);
#ifdef __i386__
device_printf(self, "Please switch PNP-OS to 'No' in BIOS\n");
#endif
}
#endif
#if 0
if (bootverbose)
firewire_debug = bootverbose;
#endif
mtx_init(FW_GMTX(&sc->fc), "firewire", NULL, MTX_DEF);
fwohci_pci_init(self);
rid = PCI_CBMEM;
#if __FreeBSD_version >= 502109
sc->bsr = bus_alloc_resource_any(self, SYS_RES_MEMORY, &rid, RF_ACTIVE);
#else
sc->bsr = bus_alloc_resource(self, SYS_RES_MEMORY, &rid,
0, ~0, 1, RF_ACTIVE);
#endif
if (!sc->bsr) {
device_printf(self, "Could not map memory\n");
return ENXIO;
}
sc->bst = rman_get_bustag(sc->bsr);
sc->bsh = rman_get_bushandle(sc->bsr);
rid = 0;
#if __FreeBSD_version >= 502109
sc->irq_res = bus_alloc_resource_any(self, SYS_RES_IRQ, &rid,
RF_SHAREABLE | RF_ACTIVE);
#else
sc->irq_res = bus_alloc_resource(self, SYS_RES_IRQ, &rid, 0, ~0, 1,
RF_SHAREABLE | RF_ACTIVE);
#endif
if (sc->irq_res == NULL) {
device_printf(self, "Could not allocate irq\n");
fwohci_pci_detach(self);
return ENXIO;
}
err = bus_setup_intr(self, sc->irq_res,
INTR_TYPE_NET | INTR_MPSAFE,
NULL, (driver_intr_t *) fwohci_intr,
sc, &sc->ih);
#if defined(__DragonFly__) || __FreeBSD_version < 500000
/* XXX splcam() should mask this irq for sbp.c*/
err = bus_setup_intr(self, sc->irq_res, INTR_TYPE_CAM,
(driver_intr_t *) fwohci_dummy_intr, sc, &sc->ih_cam);
/* XXX splbio() should mask this irq for physio()/fwmem_strategy() */
err = bus_setup_intr(self, sc->irq_res, INTR_TYPE_BIO,
(driver_intr_t *) fwohci_dummy_intr, sc, &sc->ih_bio);
#endif
if (err) {
device_printf(self, "Could not setup irq, %d\n", err);
fwohci_pci_detach(self);
return ENXIO;
}
err = bus_dma_tag_create(
#if defined(__FreeBSD__) && __FreeBSD_version >= 700020
/*parent*/bus_get_dma_tag(self),
#else
/*parent*/NULL,
#endif
/*alignment*/1,
/*boundary*/0,
#if BOUNCE_BUFFER_TEST
/*lowaddr*/BUS_SPACE_MAXADDR_24BIT,
#else
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
#endif
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/0x100000,
/*nsegments*/0x20,
/*maxsegsz*/0x8000,
/*flags*/BUS_DMA_ALLOCNOW,
#if defined(__FreeBSD__) && __FreeBSD_version >= 501102
/*lockfunc*/busdma_lock_mutex,
/*lockarg*/FW_GMTX(&sc->fc),
#endif
&sc->fc.dmat);
if (err != 0) {
printf("fwohci_pci_attach: Could not allocate DMA tag "
"- error %d\n", err);
return (ENOMEM);
}
err = fwohci_init(sc, self);
if (err) {
device_printf(self, "fwohci_init failed with err=%d\n", err);
fwohci_pci_detach(self);
return EIO;
}
/* probe and attach a child device(firewire) */
bus_generic_probe(self);
bus_generic_attach(self);
return 0;
}
static int
fwohci_pci_attach(device_t self)
{
fwohci_softc_t *sc = device_get_softc(self);
int err;
int rid;
#if 0
if (bootverbose)
firewire_debug = bootverbose;
#endif
mtx_init(FW_GMTX(&sc->fc), "firewire", NULL, MTX_DEF);
fwohci_pci_init(self);
rid = PCI_CBMEM;
sc->bsr = bus_alloc_resource_any(self, SYS_RES_MEMORY, &rid, RF_ACTIVE);
if (!sc->bsr) {
device_printf(self, "Could not map memory\n");
return ENXIO;
}
sc->bst = rman_get_bustag(sc->bsr);
sc->bsh = rman_get_bushandle(sc->bsr);
rid = 0;
sc->irq_res = bus_alloc_resource_any(self, SYS_RES_IRQ, &rid,
RF_SHAREABLE | RF_ACTIVE);
if (sc->irq_res == NULL) {
device_printf(self, "Could not allocate irq\n");
fwohci_pci_detach(self);
return ENXIO;
}
err = bus_setup_intr(self, sc->irq_res,
INTR_TYPE_NET | INTR_MPSAFE,
NULL, (driver_intr_t *) fwohci_intr,
sc, &sc->ih);
if (err) {
device_printf(self, "Could not setup irq, %d\n", err);
fwohci_pci_detach(self);
return ENXIO;
}
err = bus_dma_tag_create(
/*parent*/bus_get_dma_tag(self),
/*alignment*/1,
/*boundary*/0,
#if BOUNCE_BUFFER_TEST
/*lowaddr*/BUS_SPACE_MAXADDR_24BIT,
#else
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
#endif
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/0x100000,
/*nsegments*/0x20,
/*maxsegsz*/0x8000,
/*flags*/BUS_DMA_ALLOCNOW,
/*lockfunc*/busdma_lock_mutex,
/*lockarg*/FW_GMTX(&sc->fc),
&sc->fc.dmat);
if (err != 0) {
printf("fwohci_pci_attach: Could not allocate DMA tag "
"- error %d\n", err);
return (ENOMEM);
}
err = fwohci_init(sc, self);
if (err) {
device_printf(self, "fwohci_init failed with err=%d\n", err);
fwohci_pci_detach(self);
return EIO;
}
/* probe and attach a child device(firewire) */
bus_generic_probe(self);
bus_generic_attach(self);
return 0;
}
