static int
vpd_probe (device_t dev)
{
struct resource *res;
int rid;
int error;
error = 0;
rid = 0;
res = bus_alloc_resource(dev, SYS_RES_MEMORY, &rid,
0ul, ~0ul, 1, RF_ACTIVE);
if (res == NULL) {
device_printf(dev, "Unable to allocate memory resource.\n");
error = ENOMEM;
goto bad;
}
if (vpd_cksum(RES2VPD(res))) {
device_printf(dev, "VPD checksum failed.\n");
error = ENXIO;
goto bad;
}
bad:
if (res)
bus_release_resource(dev, SYS_RES_MEMORY, rid, res);
return (error);
}
static int
vpd_attach (device_t dev)
{
struct vpd_softc *sc;
char unit[4];
int error;
sc = device_get_softc(dev);
error = 0;
sc->dev = dev;
sc->rid = 0;
sc->res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &sc->rid,
RF_ACTIVE);
if (sc->res == NULL) {
device_printf(dev, "Unable to allocate memory resource.\n");
error = ENOMEM;
goto bad;
}
sc->vpd = RES2VPD(sc->res);
snprintf(unit, sizeof(unit), "%d", device_get_unit(sc->dev));
snprintf(sc->MachineType, 5, "%.4s", sc->vpd->MachType);
snprintf(sc->MachineModel, 4, "%.3s", sc->vpd->MachType+4);
snprintf(sc->BuildID, 10, "%.9s", sc->vpd->BuildID);
snprintf(sc->BoxSerial, 8, "%.7s", sc->vpd->BoxSerial);
snprintf(sc->PlanarSerial, 12, "%.11s", sc->vpd->PlanarSerial);
sysctl_ctx_init(&sc->ctx);
SYSCTL_ADD_STRING(&sc->ctx,
SYSCTL_STATIC_CHILDREN(_hw_vpd_machine_type), OID_AUTO,
unit, CTLFLAG_RD|CTLFLAG_DYN, sc->MachineType, 0, NULL);
SYSCTL_ADD_STRING(&sc->ctx,
SYSCTL_STATIC_CHILDREN(_hw_vpd_machine_model), OID_AUTO,
unit, CTLFLAG_RD|CTLFLAG_DYN, sc->MachineModel, 0, NULL);
SYSCTL_ADD_STRING(&sc->ctx,
SYSCTL_STATIC_CHILDREN(_hw_vpd_build_id), OID_AUTO,
unit, CTLFLAG_RD|CTLFLAG_DYN, sc->BuildID, 0, NULL);
SYSCTL_ADD_STRING(&sc->ctx,
SYSCTL_STATIC_CHILDREN(_hw_vpd_serial_box), OID_AUTO,
unit, CTLFLAG_RD|CTLFLAG_DYN, sc->BoxSerial, 0, NULL);
SYSCTL_ADD_STRING(&sc->ctx,
SYSCTL_STATIC_CHILDREN(_hw_vpd_serial_planar), OID_AUTO,
unit, CTLFLAG_RD|CTLFLAG_DYN, sc->PlanarSerial, 0, NULL);
device_printf(dev, "Machine Type: %.4s, Model: %.3s, Build ID: %.9s\n",
sc->MachineType, sc->MachineModel, sc->BuildID);
device_printf(dev, "Box Serial: %.7s, Planar Serial: %.11s\n",
sc->BoxSerial, sc->PlanarSerial);
return (0);
bad:
if (sc->res)
bus_release_resource(dev, SYS_RES_MEMORY, sc->rid, sc->res);
return (error);
}
