static int
acpi_button_probe(device_t dev)
{
struct acpi_button_softc *sc;
char *str;
if (acpi_disabled("button") ||
(str = ACPI_ID_PROBE(device_get_parent(dev), dev, btn_ids)) == NULL)
return (ENXIO);
sc = device_get_softc(dev);
if (strcmp(str, "PNP0C0C") == 0) {
device_set_desc(dev, "Power Button");
sc->button_type = ACPI_POWER_BUTTON;
} else if (strcmp(str, "ACPI_FPB") == 0) {
device_set_desc(dev, "Power Button (fixed)");
sc->button_type = ACPI_POWER_BUTTON;
sc->fixed = 1;
} else if (strcmp(str, "PNP0C0E") == 0) {
device_set_desc(dev, "Sleep Button");
sc->button_type = ACPI_SLEEP_BUTTON;
} else if (strcmp(str, "ACPI_FSB") == 0) {
device_set_desc(dev, "Sleep Button (fixed)");
sc->button_type = ACPI_SLEEP_BUTTON;
sc->fixed = 1;
}
return (0);
}
static int
vmbus_probe(device_t dev) {
if (ACPI_ID_PROBE(device_get_parent(dev), dev, vmbus_ids) == NULL ||
device_get_unit(dev) != 0)
return (ENXIO);
device_set_desc(dev, "Vmbus Devices");
return (BUS_PROBE_DEFAULT);
}
static int
aibs_probe(device_t dev)
{
if (acpi_disabled("aibs") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, aibs_hids) == NULL)
return ENXIO;
device_set_desc(dev, "ASUSTeK AI Booster (ACPI ASOC ATK0110)");
return 0;
}
static int
tpm_acpi_probe(device_t dev)
{
if (ACPI_ID_PROBE(device_get_parent(dev), dev, tpm_ids) != NULL) {
device_set_desc(dev, "Trusted Platform Module");
return BUS_PROBE_DEFAULT;
}
return ENXIO;
}
static int
acpi_sony_probe(device_t dev)
{
int ret = ENXIO;
if (ACPI_ID_PROBE(device_get_parent(dev), dev, sny_id)) {
device_set_desc(dev, "Sony notebook controller");
ret = 0;
}
return (ret);
}
static int
acpi_lid_probe(device_t dev)
{
static char *lid_ids[] = { "PNP0C0D", NULL };
if (acpi_disabled("lid") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, lid_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "Control Method Lid Switch");
return (0);
}
static int
acpi_cmbat_probe(device_t dev)
{
static char *cmbat_ids[] = { "PNP0C0A", NULL };
if (acpi_disabled("cmbat") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, cmbat_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "ACPI Control Method Battery");
return (0);
}
static int
acpi_acad_probe(device_t dev)
{
static char *acad_ids[] = { "ACPI0003", NULL };
if (acpi_disabled("acad") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, acad_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "AC Adapter");
return (0);
}
static int
intelspi_probe(device_t dev)
{
static char *gpio_ids[] = { "80860F0E", NULL };
if (acpi_disabled("spi") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, gpio_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "Intel SPI Controller");
return (0);
}
static int
bytgpio_probe(device_t dev)
{
static char *gpio_ids[] = { "INT33FC", NULL };
if (acpi_disabled("gpio") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, gpio_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "Intel Baytrail GPIO Controller");
return (0);
}
static
int
ig4iic_acpi_probe(device_t dev)
{
if (acpi_disabled("ig4iic") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, ig4iic_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "Intel SoC I2C Controller");
return (BUS_PROBE_DEFAULT);
}
static int
acpi_panasonic_probe(device_t dev)
{
static char *mat_ids[] = { "MAT0019", NULL };
if (acpi_disabled("panasonic") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, mat_ids) == NULL ||
device_get_unit(dev) != 0)
return (ENXIO);
device_set_desc(dev, "Panasonic Notebook Hotkeys");
return (0);
}
static int
acpi_sysres_probe(device_t dev)
{
static char *sysres_ids[] = { "PNP0C01", "PNP0C02", NULL };
if (acpi_disabled("sysresource") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, sysres_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "System Resource");
device_quiet(dev);
return (BUS_PROBE_DEFAULT);
}
static int
acpi_syscont_probe(device_t dev)
{
static char *syscont_ids[] = { "ACPI0004", "PNP0A05", "PNP0A06", NULL };
int rv;
if (acpi_disabled("syscontainer"))
return (ENXIO);
rv = ACPI_ID_PROBE(device_get_parent(dev), dev, syscont_ids, NULL);
if (rv <= 0)
device_set_desc(dev, "System Container");
return (rv);
}
static int
acpi_isab_probe(device_t dev)
{
static char *isa_ids[] = { "PNP0A05", "PNP0A06", NULL };
if (acpi_disabled("isab") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, isa_ids) == NULL ||
devclass_get_device(isab_devclass, 0) != dev)
return (ENXIO);
device_set_desc(dev, "ACPI Generic ISA bridge");
return (0);
}
static int
acpi_pcib_acpi_probe(device_t dev)
{
static char *pcib_ids[] = { "PNP0A03", NULL };
if (acpi_disabled("pcib") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, pcib_ids) == NULL)
return (ENXIO);
if (pci_cfgregopen() == 0)
return (ENXIO);
device_set_desc(dev, "ACPI Host-PCI bridge");
return (0);
}
static int
fdc_acpi_probe(device_t dev)
{
device_t bus;
static char *fdc_ids[] = { "PNP0700", "PNP0701", NULL };
bus = device_get_parent(dev);
if (ACPI_ID_PROBE(bus, dev, fdc_ids) == NULL)
return (ENXIO);
if (ACPI_SUCCESS(ACPI_EVALUATE_OBJECT(bus, dev, "_FDE", NULL, NULL)))
device_set_desc(dev, "floppy drive controller (FDE)");
else
device_set_desc(dev, "floppy drive controller");
return (0);
}
static int
acpi_smbat_probe(device_t dev)
{
static char *smbat_ids[] = {"ACPI0001", "ACPI0005", NULL};
ACPI_STATUS status;
if (acpi_disabled("smbat") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, smbat_ids) == NULL)
return (ENXIO);
status = AcpiEvaluateObject(acpi_get_handle(dev), "_EC", NULL, NULL);
if (ACPI_FAILURE(status))
return (ENXIO);
device_set_desc(dev, "ACPI Smart Battery");
return (0);
}
static int
acpi_fujitsu_probe(device_t dev)
{
char *name;
char buffer[64];
name = ACPI_ID_PROBE(device_get_parent(dev), dev, fujitsu_ids);
if (acpi_disabled("fujitsu") || name == NULL ||
device_get_unit(dev) > 1)
return (ENXIO);
sprintf(buffer, "Fujitsu Function Hotkeys %s", name);
device_set_desc_copy(dev, buffer);
return (0);
}
int
ipmi_acpi_probe(device_t dev)
{
static char *ipmi_ids[] = {"IPI0001", NULL};
if (ipmi_attached)
return (EBUSY);
if (acpi_disabled("ipmi") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, ipmi_ids) == NULL)
return (ENXIO);
device_set_desc(dev, "IPMI System Interface");
return (0);
}
static int
acpi_hpet_probe(device_t dev)
{
ACPI_FUNCTION_TRACE((char *)(uintptr_t) __func__);
if (acpi_disabled("hpet"))
return ENXIO;
if (!DEV_HPET(dev) &&
(ACPI_ID_PROBE(device_get_parent(dev), dev, hpet_ids) == NULL ||
device_get_unit(dev) != 0))
return ENXIO;
device_set_desc(dev, "High Precision Event Timer");
return 0;
}
static int
acpi_pcib_acpi_probe(device_t dev)
{
int error;
static char *pcib_ids[] = { "PNP0A03", "PNP0A08", NULL };
if (acpi_disabled("pcib") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, pcib_ids) == NULL)
return (ENXIO);
error = acpi_pcib_probe(dev);
if (error)
return (error);
device_set_desc(dev, "ACPI Host-PCI bridge");
return (0);
}
static int
acpi_pci_link_probe(device_t dev)
{
char descr[28], name[12];
/*
* We explicitly do not check _STA since not all systems set it to
* sensible values.
*/
if (acpi_disabled("pci_link") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, pci_link_ids) == NULL)
return (ENXIO);
if (ACPI_SUCCESS(acpi_short_name(acpi_get_handle(dev), name,
sizeof(name)))) {
snprintf(descr, sizeof(descr), "ACPI PCI Link %s", name);
device_set_desc_copy(dev, descr);
} else
device_set_desc(dev, "ACPI PCI Link");
device_quiet(dev);
return (0);
}
static int
acpi_ec_probe(device_t dev)
{
ACPI_BUFFER buf;
ACPI_HANDLE h;
ACPI_OBJECT *obj;
ACPI_STATUS status;
device_t peer;
char desc[64];
int ecdt;
int ret;
struct acpi_ec_params *params;
static char *ec_ids[] = { "PNP0C09", NULL };
/* Check that this is a device and that EC is not disabled. */
if (acpi_get_type(dev) != ACPI_TYPE_DEVICE || acpi_disabled("ec"))
return (ENXIO);
/*
* If probed via ECDT, set description and continue. Otherwise,
* we can access the namespace and make sure this is not a
* duplicate probe.
*/
ret = ENXIO;
ecdt = 0;
buf.Pointer = NULL;
buf.Length = ACPI_ALLOCATE_BUFFER;
params = acpi_get_private(dev);
if (params != NULL) {
ecdt = 1;
ret = 0;
} else if (ACPI_ID_PROBE(device_get_parent(dev), dev, ec_ids)) {
params = kmalloc(sizeof(struct acpi_ec_params), M_TEMP,
M_WAITOK | M_ZERO);
h = acpi_get_handle(dev);
/*
* Read the unit ID to check for duplicate attach and the
* global lock value to see if we should acquire it when
* accessing the EC.
*/
status = acpi_GetInteger(h, "_UID", ¶ms->uid);
if (ACPI_FAILURE(status))
params->uid = 0;
status = acpi_GetInteger(h, "_GLK", ¶ms->glk);
if (ACPI_FAILURE(status))
params->glk = 0;
/*
* Evaluate the _GPE method to find the GPE bit used by the EC to
* signal status (SCI). If it's a package, it contains a reference
* and GPE bit, similar to _PRW.
*/
status = AcpiEvaluateObject(h, "_GPE", NULL, &buf);
if (ACPI_FAILURE(status)) {
device_printf(dev, "can't evaluate _GPE - %s\n",
AcpiFormatException(status));
goto out;
}
obj = (ACPI_OBJECT *)buf.Pointer;
if (obj == NULL)
goto out;
switch (obj->Type) {
case ACPI_TYPE_INTEGER:
params->gpe_handle = NULL;
params->gpe_bit = obj->Integer.Value;
break;
case ACPI_TYPE_PACKAGE:
if (!ACPI_PKG_VALID(obj, 2))
goto out;
params->gpe_handle =
acpi_GetReference(NULL, &obj->Package.Elements[0]);
if (params->gpe_handle == NULL ||
acpi_PkgInt32(obj, 1, ¶ms->gpe_bit) != 0)
goto out;
break;
default:
device_printf(dev, "_GPE has invalid type %d\n", obj->Type);
goto out;
}
/* Store the values we got from the namespace for attach. */
acpi_set_private(dev, params);
/*
* Check for a duplicate probe. This can happen when a probe
* via ECDT succeeded already. If this is a duplicate, disable
* this device.
*/
peer = devclass_get_device(acpi_ec_devclass, params->uid);
if (peer == NULL || !device_is_alive(peer))
ret = 0;
else
device_disable(dev);
}
out:
if (ret == 0) {
ksnprintf(desc, sizeof(desc), "Embedded Controller: GPE %#x%s%s",
params->gpe_bit, (params->glk) ? ", GLK" : "",
ecdt ? ", ECDT" : "");
device_set_desc_copy(dev, desc);
}
if (ret > 0 && params)
kfree(params, M_TEMP);
if (buf.Pointer)
AcpiOsFree(buf.Pointer);
return (ret);
}
