/*
* 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);
}
/**
* Default implementation of BUS_CHILD_PNPINFO_STR().
*/
static int
bhnd_child_pnpinfo_str(device_t dev, device_t child, char *buf,
size_t buflen)
{
if (device_get_parent(child) != dev) {
return (BUS_CHILD_PNPINFO_STR(device_get_parent(dev), child,
buf, buflen));
}
snprintf(buf, buflen, "vendor=0x%hx device=0x%hx rev=0x%hhx",
bhnd_get_vendor(child), bhnd_get_device(child),
bhnd_get_hwrev(child));
return (0);
}
/**
* Helper function for implementing BUS_PRINT_CHILD().
*
* This implementation requests the device's struct resource_list via
* BUS_GET_RESOURCE_LIST.
*/
void
bhnd_generic_probe_nomatch(device_t dev, device_t child)
{
struct resource_list *rl;
const struct bhnd_nomatch *nm;
bool report;
/* Fetch reporting configuration for this device */
report = true;
for (nm = bhnd_nomatch_table; nm->device != BHND_COREID_INVALID; nm++) {
if (nm->vendor != bhnd_get_vendor(child))
continue;
if (nm->device != bhnd_get_device(child))
continue;
report = false;
if (bootverbose && nm->if_verbose)
report = true;
break;
}
if (!report)
return;
/* Print the non-matched device info */
device_printf(dev, "<%s %s>", bhnd_get_vendor_name(child),
bhnd_get_device_name(child));
rl = BUS_GET_RESOURCE_LIST(dev, child);
if (rl != NULL)
resource_list_print_type(rl, "mem", SYS_RES_MEMORY, "%#lx");
printf(" at core %u (no driver attached)\n",
bhnd_get_core_index(child));
}
