static int
cardbus_detach_card(device_t cbdev)
{
int numdevs;
device_t *devlist;
int tmp;
int err = 0;
if (device_get_children(cbdev, &devlist, &numdevs) != 0)
return (ENOENT);
if (numdevs == 0) {
free(devlist, M_TEMP);
return (ENOENT);
}
for (tmp = 0; tmp < numdevs; tmp++) {
struct cardbus_devinfo *dinfo = device_get_ivars(devlist[tmp]);
if (dinfo->pci.cfg.dev != devlist[tmp])
device_printf(cbdev, "devinfo dev mismatch\n");
cardbus_device_destroy(dinfo);
pci_delete_child(cbdev, devlist[tmp]);
}
POWER_DISABLE_SOCKET(device_get_parent(cbdev), cbdev);
free(devlist, M_TEMP);
return (err);
}
static int
cardbus_attach_card(device_t cbdev)
{
device_t brdev = device_get_parent(cbdev);
device_t child;
int bus, domain, slot, func;
int cardattached = 0;
int cardbusfunchigh = 0;
struct cardbus_softc *sc;
sc = device_get_softc(cbdev);
cardbus_detach_card(cbdev); /* detach existing cards */
POWER_DISABLE_SOCKET(brdev, cbdev); /* Turn the socket off first */
POWER_ENABLE_SOCKET(brdev, cbdev);
domain = pcib_get_domain(cbdev);
bus = pcib_get_bus(cbdev);
slot = 0;
/* For each function, set it up and try to attach a driver to it */
for (func = 0; func <= cardbusfunchigh; func++) {
struct cardbus_devinfo *dinfo;
dinfo = (struct cardbus_devinfo *)
pci_read_device(brdev, cbdev, domain, bus, slot, func);
if (dinfo == NULL)
continue;
if (dinfo->pci.cfg.mfdev)
cardbusfunchigh = PCI_FUNCMAX;
child = device_add_child(cbdev, NULL, -1);
if (child == NULL) {
DEVPRINTF((cbdev, "Cannot add child!\n"));
pci_freecfg((struct pci_devinfo *)dinfo);
continue;
}
dinfo->pci.cfg.dev = child;
resource_list_init(&dinfo->pci.resources);
device_set_ivars(child, dinfo);
cardbus_device_create(sc, dinfo, cbdev, child);
if (cardbus_do_cis(cbdev, child) != 0)
DEVPRINTF((cbdev, "Warning: Bogus CIS ignored\n"));
pci_cfg_save(dinfo->pci.cfg.dev, &dinfo->pci, 0);
pci_cfg_restore(dinfo->pci.cfg.dev, &dinfo->pci);
cardbus_device_setup_regs(&dinfo->pci.cfg);
pci_add_resources(cbdev, child, 1, dinfo->mprefetchable);
pci_print_verbose(&dinfo->pci);
if (device_probe_and_attach(child) == 0)
cardattached++;
else
pci_cfg_save(dinfo->pci.cfg.dev, &dinfo->pci, 1);
}
if (cardattached > 0)
return (0);
/* POWER_DISABLE_SOCKET(brdev, cbdev); */
return (ENOENT);
}
static int
cardbus_detach_card(device_t cbdev)
{
int err = 0;
err = bus_generic_detach(cbdev);
if (err)
return (err);
err = device_delete_children(cbdev);
if (err)
return (err);
POWER_DISABLE_SOCKET(device_get_parent(cbdev), cbdev);
return (err);
}
