/*
* Support for attaching the PCIe-Gen1 MDIO driver to a parent bhndb PCIe
* bridge device.
*/
static int
bhndb_mdio_pcie_probe(device_t dev)
{
struct bhndb_softc *psc;
device_t parent;
/* Parent must be a bhndb_pcie instance */
parent = device_get_parent(dev);
if (device_get_driver(parent) != &bhndb_pci_driver)
return (ENXIO);
/* Parent must have PCIe-Gen1 hostb device */
psc = device_get_softc(parent);
if (psc->hostb_dev == NULL)
return (ENXIO);
if (bhnd_get_vendor(psc->hostb_dev) != BHND_MFGID_BCM ||
bhnd_get_device(psc->hostb_dev) != BHND_COREID_PCIE)
{
return (ENXIO);
}
device_quiet(dev);
return (BUS_PROBE_NOWILDCARD);
}
/*
* Currently this uses the really grody interface from kern/kern_intr.c
* (which really doesn't belong in kern/anything.c). Eventually, all of
* the code in kern_intr.c and machdep_intr.c should get moved here, since
* this is going to be the official interface.
*/
static int
nexus_setup_intr(device_t bus, device_t child, struct resource *irq,
int flags, void (*ihand)(void *), void *arg, void **cookiep)
{
driver_t *driver;
int error;
/* somebody tried to setup an irq that failed to allocate! */
if (irq == NULL)
panic("nexus_setup_intr: NULL irq resource!");
*cookiep = 0;
if ((irq->r_flags & RF_SHAREABLE) == 0)
flags |= INTR_EXCL;
driver = device_get_driver(child);
/*
* We depend here on rman_activate_resource() being idempotent.
*/
error = rman_activate_resource(irq);
if (error)
return (error);
error = inthand_add(device_get_nameunit(child), irq->r_start,
ihand, arg, flags, cookiep);
return (error);
}
/*
* Currently this uses the really grody interface from kern/kern_intr.c
* (which really doesn't belong in kern/anything.c). Eventually, all of
* the code in kern_intr.c and machdep_intr.c should get moved here, since
* this is going to be the official interface.
*/
static int
nexus_setup_intr(device_t bus, device_t child, struct resource *irq,
int flags, void (*ihand)(void *), void *arg, void **cookiep)
{
intrmask_t *mask;
driver_t *driver;
int error, icflags;
/* somebody tried to setup an irq that failed to allocate! */
if (irq == NULL)
panic("nexus_setup_intr: NULL irq resource!");
*cookiep = 0;
if (irq->r_flags & RF_SHAREABLE)
icflags = 0;
else
icflags = INTR_EXCL;
driver = device_get_driver(child);
switch (flags) {
case INTR_TYPE_TTY:
mask = &tty_imask;
break;
case (INTR_TYPE_TTY | INTR_TYPE_FAST):
mask = &tty_imask;
icflags |= INTR_FAST;
break;
case INTR_TYPE_BIO:
mask = &bio_imask;
break;
case INTR_TYPE_NET:
mask = &net_imask;
break;
case INTR_TYPE_CAM:
mask = &cam_imask;
break;
case INTR_TYPE_MISC:
mask = 0;
break;
default:
panic("still using grody create_intr interface");
}
/*
* We depend here on rman_activate_resource() being idempotent.
*/
error = rman_activate_resource(irq);
if (error)
return (error);
*cookiep = inthand_add(device_get_nameunit(child), irq->r_start,
ihand, arg, mask, icflags);
if (*cookiep == NULL)
error = EINVAL; /* XXX ??? */
return (error);
}