static void
asus_attach(device_t parent, device_t self, void *opaque)
{
asus_softc_t *sc = device_private(self);
struct acpi_attach_args *aa = opaque;
ACPI_STATUS rv;
sc->sc_node = aa->aa_node;
sc->sc_dev = self;
aprint_naive("\n");
aprint_normal("\n");
asus_init(self);
sc->sc_smpsw_valid = true;
sc->sc_smpsw[ASUS_PSW_DISPLAY_CYCLE].smpsw_name =
PSWITCH_HK_DISPLAY_CYCLE;
sc->sc_smpsw[ASUS_PSW_DISPLAY_CYCLE].smpsw_type =
PSWITCH_TYPE_HOTKEY;
if (sysmon_pswitch_register(&sc->sc_smpsw[ASUS_PSW_DISPLAY_CYCLE])) {
aprint_error_dev(self, "couldn't register with sysmon\n");
sc->sc_smpsw_valid = false;
}
rv = AcpiInstallNotifyHandler(sc->sc_node->ad_handle, ACPI_ALL_NOTIFY,
asus_notify_handler, sc);
if (ACPI_FAILURE(rv))
aprint_error_dev(self, "couldn't install notify handler: %s\n",
AcpiFormatException(rv));
if (!pmf_device_register(self, asus_suspend, asus_resume))
aprint_error_dev(self, "couldn't establish power handler\n");
}
static int
acpi_cmbat_attach(device_t dev)
{
int error;
ACPI_HANDLE handle;
struct acpi_cmbat_softc *sc;
sc = device_get_softc(dev);
handle = acpi_get_handle(dev);
sc->dev = dev;
timespecclear(&sc->bst_lastupdated);
error = acpi_battery_register(dev);
if (error != 0) {
device_printf(dev, "registering battery failed\n");
return (error);
}
/*
* Install a system notify handler in addition to the device notify.
* Toshiba notebook uses this alternate notify for its battery.
*/
AcpiInstallNotifyHandler(handle, ACPI_ALL_NOTIFY,
acpi_cmbat_notify_handler, dev);
AcpiOsExecute(OSL_NOTIFY_HANDLER, acpi_cmbat_init_battery, dev);
return (0);
}
static ACPI_STATUS
InstallHandlers (void)
{
ACPI_STATUS Status;
/* Install global notify handler */
Status = AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT,
ACPI_SYSTEM_NOTIFY, NotifyHandler, NULL);
if (ACPI_FAILURE (Status))
{
ACPI_EXCEPTION ((AE_INFO, Status, "While installing Notify handler"));
return (Status);
}
Status = AcpiInstallAddressSpaceHandler (ACPI_ROOT_OBJECT,
ACPI_ADR_SPACE_SYSTEM_MEMORY, RegionHandler, RegionInit, NULL);
if (ACPI_FAILURE (Status))
{
ACPI_EXCEPTION ((AE_INFO, Status, "While installing an OpRegion handler"));
return (Status);
}
return (AE_OK);
}
status_t
install_notify_handler(acpi_handle device, uint32 handlerType,
acpi_notify_handler handler, void *context)
{
return AcpiInstallNotifyHandler(device, handlerType,
(ACPI_NOTIFY_HANDLER)handler, context) == AE_OK ? B_OK : B_ERROR;
}
static int
acpi_lid_attach(device_t dev)
{
struct acpi_prw_data prw;
struct acpi_lid_softc *sc;
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
sc = device_get_softc(dev);
sc->lid_dev = dev;
sc->lid_handle = acpi_get_handle(dev);
/*
* If a system does not get lid events, it may make sense to change
* the type to ACPI_ALL_NOTIFY. Some systems generate both a wake and
* runtime notify in that case though.
*/
AcpiInstallNotifyHandler(sc->lid_handle, ACPI_DEVICE_NOTIFY,
acpi_lid_notify_handler, sc);
/* Enable the GPE for wake/runtime. */
acpi_wake_set_enable(dev, 1);
if (acpi_parse_prw(sc->lid_handle, &prw) == 0)
AcpiEnableGpe(prw.gpe_handle, prw.gpe_bit);
return (0);
}
static int
acpi_panasonic_attach(device_t dev)
{
struct acpi_panasonic_softc *sc;
struct acpi_softc *acpi_sc;
ACPI_STATUS status;
int i;
sc = device_get_softc(dev);
sc->dev = dev;
sc->handle = acpi_get_handle(dev);
acpi_sc = acpi_device_get_parent_softc(dev);
/* Build sysctl tree */
sysctl_ctx_init(&sc->sysctl_ctx);
sc->sysctl_tree = SYSCTL_ADD_NODE(&sc->sysctl_ctx,
SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree), OID_AUTO,
"panasonic", CTLFLAG_RD, 0, "");
for (i = 0; sysctl_table[i].name != NULL; i++) {
SYSCTL_ADD_PROC(&sc->sysctl_ctx,
SYSCTL_CHILDREN(sc->sysctl_tree), OID_AUTO,
sysctl_table[i].name,
CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY,
sc, i, acpi_panasonic_sysctl, "I", "");
}
#if 0
/* Activate hotkeys */
status = AcpiEvaluateObject(sc->handle, "", NULL, NULL);
if (ACPI_FAILURE(status)) {
device_printf(dev, "enable FN keys failed\n");
sysctl_ctx_free(&sc->sysctl_ctx);
return (ENXIO);
}
#endif
/* Handle notifies */
status = AcpiInstallNotifyHandler(sc->handle, ACPI_DEVICE_NOTIFY,
acpi_panasonic_notify, sc);
if (ACPI_FAILURE(status)) {
device_printf(dev, "couldn't install notify handler - %s\n",
AcpiFormatException(status));
sysctl_ctx_free(&sc->sysctl_ctx);
return (ENXIO);
}
/* Install power profile event handler */
sc->power_evh = EVENTHANDLER_REGISTER(power_profile_change,
acpi_panasonic_power_profile, sc->handle, 0);
return (0);
}
/*
* Install event handler for the hot plug events on the bus node as well
* as device function (dev=0,func=0).
*/
static ACPI_STATUS
pciehpc_acpi_install_event_handler(pcie_hp_ctrl_t *ctrl_p)
{
pcie_hp_slot_t *slot_p = ctrl_p->hc_slots[0];
int status = AE_OK;
pciehpc_acpi_t *acpi_p;
PCIE_DBG("install event handler for slot %d\n",
slot_p->hs_phy_slot_num);
acpi_p = ctrl_p->hc_misc_data;
if (acpi_p->slot_dev_obj == NULL)
return (AE_NOT_FOUND);
/*
* Install event hanlder for events on the bus object.
* (Note: Insert event (hot-insert) is delivered on this object)
*/
status = AcpiInstallNotifyHandler(acpi_p->slot_dev_obj,
ACPI_SYSTEM_NOTIFY, pciehpc_acpi_notify_handler, (void *)ctrl_p);
if (status != AE_OK)
goto cleanup;
/*
* Install event hanlder for events on the device function object.
* (Note: Eject device event (hot-remove) is delivered on this object)
*
* NOTE: Here the assumption is that Notify events are delivered
* on all of the 8 possible device functions so, subscribing to
* one of them is sufficient.
*/
status = AcpiInstallNotifyHandler(acpi_p->bus_obj,
ACPI_SYSTEM_NOTIFY, pciehpc_acpi_notify_handler, (void *)ctrl_p);
return (status);
cleanup:
(void) AcpiRemoveNotifyHandler(acpi_p->slot_dev_obj,
ACPI_SYSTEM_NOTIFY, pciehpc_acpi_notify_handler);
return (status);
}
static int
acpi_dock_attach(device_t dev)
{
struct acpi_dock_softc *sc;
ACPI_HANDLE h;
sc = device_get_softc(dev);
h = acpi_get_handle(dev);
if (sc == NULL || h == NULL)
return (ENXIO);
sc->status = ACPI_DOCK_STATUS_UNKNOWN;
AcpiEvaluateObject(h, "_INI", NULL, NULL);
ACPI_SERIAL_BEGIN(dock);
acpi_dock_device_check(dev);
/* Get the sysctl tree */
sc->sysctl_ctx = device_get_sysctl_ctx(dev);
sc->sysctl_tree = device_get_sysctl_tree(dev);
SYSCTL_ADD_INT(sc->sysctl_ctx,
SYSCTL_CHILDREN(sc->sysctl_tree),
OID_AUTO, "_sta", CTLFLAG_RD,
&sc->_sta, 0, "Dock _STA");
SYSCTL_ADD_INT(sc->sysctl_ctx,
SYSCTL_CHILDREN(sc->sysctl_tree),
OID_AUTO, "_bdn", CTLFLAG_RD,
&sc->_bdn, 0, "Dock _BDN");
SYSCTL_ADD_INT(sc->sysctl_ctx,
SYSCTL_CHILDREN(sc->sysctl_tree),
OID_AUTO, "_uid", CTLFLAG_RD,
&sc->_uid, 0, "Dock _UID");
SYSCTL_ADD_PROC(sc->sysctl_ctx,
SYSCTL_CHILDREN(sc->sysctl_tree),
OID_AUTO, "status",
CTLTYPE_INT|CTLFLAG_RW, dev, 0,
acpi_dock_status_sysctl, "I",
"Dock/Undock operation");
ACPI_SERIAL_END(dock);
AcpiInstallNotifyHandler(h, ACPI_ALL_NOTIFY,
acpi_dock_notify_handler, dev);
return (0);
}
static int
acpi_button_attach(device_t dev)
{
struct acpi_prw_data prw;
struct acpi_button_softc *sc;
ACPI_STATUS status;
int event;
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
sc = device_get_softc(dev);
sc->button_dev = dev;
sc->button_handle = acpi_get_handle(dev);
event = (sc->button_type == ACPI_SLEEP_BUTTON) ?
ACPI_EVENT_SLEEP_BUTTON : ACPI_EVENT_POWER_BUTTON;
/*
* Install the new handler. We could remove any fixed handlers added
* from the FADT once we have a duplicate from the AML but some systems
* only return events on one or the other so we have to keep both.
*/
if (sc->fixed) {
AcpiClearEvent(event);
status = AcpiInstallFixedEventHandler(event,
acpi_button_fixed_handler, sc);
} else {
/*
* If a system does not get lid events, it may make sense to change
* the type to ACPI_ALL_NOTIFY. Some systems generate both a wake
* and runtime notify in that case though.
*/
status = AcpiInstallNotifyHandler(sc->button_handle,
ACPI_DEVICE_NOTIFY, acpi_button_notify_handler, sc);
}
if (ACPI_FAILURE(status)) {
device_printf(sc->button_dev, "couldn't install notify handler - %s\n",
AcpiFormatException(status));
return_VALUE (ENXIO);
}
/* Enable the GPE for wake/runtime */
acpi_wake_set_enable(dev, 1);
if (acpi_parse_prw(sc->button_handle, &prw) == 0)
AcpiEnableGpe(prw.gpe_handle, prw.gpe_bit);
return_VALUE (0);
}
static ACPI_STATUS InstallHandlers (void)
{
ACPI_STATUS Status;
/* Install global notify handler */
Status = AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT, ACPI_SYSTEM_NOTIFY,
NotifyHandler, NULL);
if (ACPI_FAILURE (Status))
{
ACPI_EXCEPTION ((AE_INFO, Status, "While installing Notify handler"));
return (Status);
}
return (AE_OK);
}
/*
* acpitz_attach: autoconf(9) attach routine
*/
void
acpitz_attach(struct device *parent, struct device *self, void *aux)
{
struct acpitz_softc *sc = (struct acpitz_softc *)self;
struct acpi_attach_args *aa = aux;
ACPI_STATUS rv;
ACPI_INTEGER v;
#if 0
sc->sc_flags = ATZ_F_VERBOSE;
#endif
sc->sc_devnode = aa->aa_node;
printf(": ACPI Thermal Zone\n");
rv = acpi_eval_integer(sc->sc_devnode->ad_handle, "_TZP", &v);
if (ACPI_FAILURE(rv)) {
printf("%s: unable to get polling interval; using default of",
sc->sc_dev.dv_xname);
sc->sc_zone.tzp = ATZ_TZP_RATE;
} else {
sc->sc_zone.tzp = v;
printf("%s: polling interval is", sc->sc_dev.dv_xname);
}
printf(" %d.%ds\n", sc->sc_zone.tzp / 10, sc->sc_zone.tsp % 10);
/* XXX a value of 0 means "polling is not necessary" */
if (sc->sc_zone.tzp == 0)
sc->sc_zone.tzp = ATZ_TZP_RATE;
acpitz_get_status(sc);
rv = AcpiInstallNotifyHandler(sc->sc_devnode->ad_handle,
ACPI_SYSTEM_NOTIFY, acpitz_notify_handler, sc);
if (ACPI_FAILURE(rv)) {
printf("%s: unable to install SYSTEM NOTIFY handler: %s\n",
sc->sc_dev.dv_xname, AcpiFormatException(rv));
return;
}
callout_init(&sc->sc_callout);
callout_reset(&sc->sc_callout, (sc->sc_zone.tzp / 10) * hz,
acpitz_tick, sc);
acpitz_init_envsys(sc);
}
static int
acpi_cmbat_attach(device_t dev)
{
int error;
ACPI_HANDLE handle;
struct acpi_cmbat_softc *sc;
if ((sc = device_get_softc(dev)) == NULL) {
return (ENXIO);
}
handle = acpi_get_handle(dev);
AcpiInstallNotifyHandler(handle, ACPI_DEVICE_NOTIFY,
acpi_cmbat_notify_handler, dev);
sc->bif_updating = sc->bst_updating = 0;
sc->dev = dev;
timespecclear(&sc->bif_lastupdated);
timespecclear(&sc->bst_lastupdated);
if (acpi_cmbat_units == 0) {
if ((error = acpi_register_ioctl(ACPIIO_CMBAT_GET_BIF,
acpi_cmbat_ioctl, NULL)) != 0) {
return (error);
}
if ((error = acpi_register_ioctl(ACPIIO_CMBAT_GET_BST,
acpi_cmbat_ioctl, NULL)) != 0) {
return (error);
}
}
if ((error = acpi_battery_register(ACPI_BATT_TYPE_CMBAT,
acpi_cmbat_units)) != 0) {
return (error);
}
acpi_cmbat_units++;
timespecclear(&acpi_cmbat_info_lastupdated);
sc->initializing = 0;
AcpiOsQueueForExecution(OSD_PRIORITY_LO, acpi_cmbat_init_battery, dev);
return (0);
}
static int
acpi_lid_attach(device_t dev)
{
struct acpi_lid_softc *sc;
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
sc = device_get_softc(dev);
sc->lid_dev = dev;
sc->lid_handle = acpi_get_handle(dev);
/*
* Install notification handler
*/
AcpiInstallNotifyHandler(sc->lid_handle, ACPI_DEVICE_NOTIFY, acpi_lid_notify_handler, sc);
acpi_device_enable_wake_capability(sc->lid_handle, 1);
return_VALUE(0);
}
static int
acpi_button_attach(device_t dev)
{
struct acpi_button_softc *sc;
ACPI_STATUS status;
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
sc = device_get_softc(dev);
sc->button_dev = dev;
sc->button_handle = acpi_get_handle(dev);
if (ACPI_FAILURE(status = AcpiInstallNotifyHandler(sc->button_handle, ACPI_DEVICE_NOTIFY,
acpi_button_notify_handler, sc))) {
device_printf(sc->button_dev, "couldn't install Notify handler - %s\n", AcpiFormatException(status));
return_VALUE(ENXIO);
}
acpi_device_enable_wake_capability(sc->button_handle, 1);
return_VALUE(0);
}
/*
* acpilid_attach:
*
* Autoconfiguration `attach' routine.
*/
void
acpilid_attach(struct device *parent, struct device *self, void *aux)
{
struct acpilid_softc *sc = (void *) self;
struct acpi_attach_args *aa = aux;
ACPI_STATUS rv;
printf(": ACPI Lid Switch\n");
sc->sc_node = aa->aa_node;
rv = AcpiInstallNotifyHandler(sc->sc_node->ad_handle,
ACPI_DEVICE_NOTIFY, acpilid_notify_handler, sc);
if (rv != AE_OK) {
printf("%s: unable to register device notify handler: %d\n",
sc->sc_dev.dv_xname, rv);
return;
}
/* Display the current state when it changes. */
sc->sc_flags = ACPILID_F_VERBOSE;
}
/*
* Install event handler for ACPI system events.
* Acpinex driver handles ACPI system events for its children,
* device specific events will be handled by device drivers.
* Return DDI_SUCCESS on success, and DDI_FAILURE on failure.
*/
static int
acpinex_event_install_handler(ACPI_HANDLE hdl, void *arg,
ACPI_DEVICE_INFO *infop, acpidev_data_handle_t dhdl)
{
int rc = DDI_SUCCESS;
ASSERT(hdl != NULL);
ASSERT(dhdl != NULL);
ASSERT(infop != NULL);
/*
* Check whether the event handler has already been installed on the
* device object. With the introduction of ACPI Alias objects, which are
* similar to symlinks in file systems, there may be multiple name
* objects in the ACPI namespace pointing to the same underlying device
* object. Those Alias objects need to be filtered out, otherwise
* it will attempt to install the event handler multiple times on the
* same device object which will fail.
*/
if (acpidev_data_get_flag(dhdl, ACPIDEV_DATA_HANDLER_READY)) {
return (DDI_SUCCESS);
}
if (ACPI_SUCCESS(AcpiInstallNotifyHandler(hdl, ACPI_SYSTEM_NOTIFY,
acpinex_event_system_handler, arg))) {
acpidev_data_set_flag(dhdl, ACPIDEV_DATA_HANDLER_READY);
} else {
char *objname;
objname = acpidev_get_object_name(hdl);
cmn_err(CE_WARN,
"!acpinex: failed to install system event handler for %s.",
objname);
acpidev_free_object_name(objname);
rc = DDI_FAILURE;
}
return (rc);
}
static int
acpi_acad_attach(device_t dev)
{
struct acpi_acad_softc *sc;
struct acpi_softc *acpi_sc;
ACPI_HANDLE handle;
int error;
sc = device_get_softc(dev);
handle = acpi_get_handle(dev);
error = acpi_register_ioctl(ACPIIO_ACAD_GET_STATUS, acpi_acad_ioctl, dev);
if (error != 0)
return (error);
ACPI_SERIAL_INIT(acad);
if (device_get_unit(dev) == 0) {
acpi_sc = acpi_device_get_parent_softc(dev);
SYSCTL_ADD_PROC(&acpi_sc->acpi_sysctl_ctx,
SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree),
OID_AUTO, "acline", CTLTYPE_INT | CTLFLAG_RD,
&sc->status, 0, acpi_acad_sysctl, "I", "");
}
/* Get initial status after whole system is up. */
sc->status = -1;
/*
* Install both system and device notify handlers since the Casio
* FIVA needs them.
*/
AcpiInstallNotifyHandler(handle, ACPI_ALL_NOTIFY,
acpi_acad_notify_handler, dev);
AcpiOsExecute(OSL_NOTIFY_HANDLER, acpi_acad_init_acline, dev);
return (0);
}
static int
acpi_fujitsu_attach(device_t dev)
{
struct acpi_fujitsu_softc *sc;
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
sc = device_get_softc(dev);
sc->dev = dev;
sc->handle = acpi_get_handle(dev);
/* Install notification handler */
AcpiInstallNotifyHandler(sc->handle, ACPI_DEVICE_NOTIFY,
acpi_fujitsu_notify_handler, sc);
/* Snag our default values for the hotkeys / hotkey states. */
ACPI_SERIAL_BEGIN(fujitsu);
if (!acpi_fujitsu_init(sc))
device_printf(dev, "Couldn't initialize hotkey states!\n");
ACPI_SERIAL_END(fujitsu);
return (0);
}
/*
* Call this *after* all CPUs have been attached.
*/
static void
acpi_cpu_startup(void *arg)
{
struct acpi_cpu_softc *sc;
int i;
/* Get set of CPU devices */
devclass_get_devices(acpi_cpu_devclass, &cpu_devices, &cpu_ndevices);
/*
* Setup any quirks that might necessary now that we have probed
* all the CPUs
*/
acpi_cpu_quirks();
cpu_cx_count = 0;
if (cpu_cx_generic) {
/*
* We are using generic Cx mode, probe for available Cx states
* for all processors.
*/
for (i = 0; i < cpu_ndevices; i++) {
sc = device_get_softc(cpu_devices[i]);
acpi_cpu_generic_cx_probe(sc);
if (sc->cpu_cx_count > cpu_cx_count)
cpu_cx_count = sc->cpu_cx_count;
}
/*
* Find the highest Cx state common to all CPUs
* in the system, taking quirks into account.
*/
for (i = 0; i < cpu_ndevices; i++) {
sc = device_get_softc(cpu_devices[i]);
if (sc->cpu_cx_count < cpu_cx_count)
cpu_cx_count = sc->cpu_cx_count;
}
} else {
/*
* We are using _CST mode, remove C3 state if necessary.
* Update the largest Cx state supported in the global cpu_cx_count.
* It will be used in the global Cx sysctl handler.
* As we now know for sure that we will be using _CST mode
* install our notify handler.
*/
for (i = 0; i < cpu_ndevices; i++) {
sc = device_get_softc(cpu_devices[i]);
if (cpu_quirks & CPU_QUIRK_NO_C3) {
sc->cpu_cx_count = sc->cpu_non_c3 + 1;
}
if (sc->cpu_cx_count > cpu_cx_count)
cpu_cx_count = sc->cpu_cx_count;
AcpiInstallNotifyHandler(sc->cpu_handle, ACPI_DEVICE_NOTIFY,
acpi_cpu_notify, sc);
}
}
/* Perform Cx final initialization. */
for (i = 0; i < cpu_ndevices; i++) {
sc = device_get_softc(cpu_devices[i]);
acpi_cpu_startup_cx(sc);
}
/* Add a sysctl handler to handle global Cx lowest setting */
SYSCTL_ADD_PROC(&cpu_sysctl_ctx, SYSCTL_CHILDREN(cpu_sysctl_tree),
OID_AUTO, "cx_lowest", CTLTYPE_STRING | CTLFLAG_RW,
NULL, 0, acpi_cpu_global_cx_lowest_sysctl, "A",
"Global lowest Cx sleep state to use");
/* Take over idling from cpu_idle_default(). */
cpu_cx_lowest = 0;
cpu_disable_idle = FALSE;
cpu_idle_hook = acpi_cpu_idle;
}
static int
acpi_tz_attach(device_t dev)
{
struct acpi_tz_softc *sc;
struct acpi_softc *acpi_sc;
int error;
char oidname[8];
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
sc = device_get_softc(dev);
sc->tz_dev = dev;
sc->tz_handle = acpi_get_handle(dev);
sc->tz_requested = TZ_ACTIVE_NONE;
sc->tz_active = TZ_ACTIVE_UNKNOWN;
sc->tz_thflags = TZ_THFLAG_NONE;
sc->tz_cooling_proc = NULL;
sc->tz_cooling_proc_running = FALSE;
sc->tz_cooling_active = FALSE;
sc->tz_cooling_updated = FALSE;
sc->tz_cooling_enabled = FALSE;
/*
* Parse the current state of the thermal zone and build control
* structures. We don't need to worry about interference with the
* control thread since we haven't fully attached this device yet.
*/
if ((error = acpi_tz_establish(sc)) != 0)
return (error);
/*
* Register for any Notify events sent to this zone.
*/
AcpiInstallNotifyHandler(sc->tz_handle, ACPI_DEVICE_NOTIFY,
acpi_tz_notify_handler, sc);
/*
* Create our sysctl nodes.
*
* XXX we need a mechanism for adding nodes under ACPI.
*/
if (device_get_unit(dev) == 0) {
acpi_sc = acpi_device_get_parent_softc(dev);
sysctl_ctx_init(&acpi_tz_sysctl_ctx);
acpi_tz_sysctl_tree = SYSCTL_ADD_NODE(&acpi_tz_sysctl_ctx,
SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree),
OID_AUTO, "thermal", CTLFLAG_RD, 0, "");
SYSCTL_ADD_INT(&acpi_tz_sysctl_ctx,
SYSCTL_CHILDREN(acpi_tz_sysctl_tree),
OID_AUTO, "min_runtime", CTLFLAG_RW,
&acpi_tz_min_runtime, 0,
"minimum cooling run time in sec");
SYSCTL_ADD_INT(&acpi_tz_sysctl_ctx,
SYSCTL_CHILDREN(acpi_tz_sysctl_tree),
OID_AUTO, "polling_rate", CTLFLAG_RW,
&acpi_tz_polling_rate, 0, "monitor polling interval in seconds");
SYSCTL_ADD_INT(&acpi_tz_sysctl_ctx,
SYSCTL_CHILDREN(acpi_tz_sysctl_tree), OID_AUTO,
"user_override", CTLFLAG_RW, &acpi_tz_override, 0,
"allow override of thermal settings");
}
sysctl_ctx_init(&sc->tz_sysctl_ctx);
sprintf(oidname, "tz%d", device_get_unit(dev));
sc->tz_sysctl_tree = SYSCTL_ADD_NODE(&sc->tz_sysctl_ctx,
SYSCTL_CHILDREN(acpi_tz_sysctl_tree),
OID_AUTO, oidname, CTLFLAG_RD, 0, "");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "temperature", CTLTYPE_INT | CTLFLAG_RD,
&sc->tz_temperature, 0, sysctl_handle_int,
"IK", "current thermal zone temperature");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "active", CTLTYPE_INT | CTLFLAG_RW,
sc, 0, acpi_tz_active_sysctl, "I", "cooling is active");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "passive_cooling", CTLTYPE_INT | CTLFLAG_RW,
sc, 0, acpi_tz_cooling_sysctl, "I",
"enable passive (speed reduction) cooling");
SYSCTL_ADD_INT(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "thermal_flags", CTLFLAG_RD,
&sc->tz_thflags, 0, "thermal zone flags");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_PSV", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.psv),
acpi_tz_temp_sysctl, "IK", "passive cooling temp setpoint");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_HOT", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.hot),
acpi_tz_temp_sysctl, "IK",
"too hot temp setpoint (suspend now)");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_CRT", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.crt),
acpi_tz_temp_sysctl, "IK",
"critical temp setpoint (shutdown now)");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_ACx", CTLTYPE_INT | CTLFLAG_RD,
&sc->tz_zone.ac, sizeof(sc->tz_zone.ac),
sysctl_handle_opaque, "IK", "");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_TC1", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.tc1),
acpi_tz_passive_sysctl, "I",
"thermal constant 1 for passive cooling");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_TC2", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.tc2),
acpi_tz_passive_sysctl, "I",
"thermal constant 2 for passive cooling");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_TSP", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.tsp),
acpi_tz_passive_sysctl, "I",
"thermal sampling period for passive cooling");
/*
* Create thread to service all of the thermal zones. Register
* our power profile event handler.
*/
sc->tz_event = EVENTHANDLER_REGISTER(power_profile_change,
acpi_tz_power_profile, sc, 0);
if (acpi_tz_proc == NULL) {
error = kproc_create(acpi_tz_thread, NULL, &acpi_tz_proc,
RFHIGHPID, 0, "acpi_thermal");
if (error != 0) {
device_printf(sc->tz_dev, "could not create thread - %d", error);
goto out;
}
}
/*
* Create a thread to handle passive cooling for 1st zone which
* has _PSV, _TSP, _TC1 and _TC2. Users can enable it for other
* zones manually for now.
*
* XXX We enable only one zone to avoid multiple zones conflict
* with each other since cpufreq currently sets all CPUs to the
* given frequency whereas it's possible for different thermal
* zones to specify independent settings for multiple CPUs.
*/
if (acpi_tz_cooling_unit < 0 && acpi_tz_cooling_is_available(sc))
sc->tz_cooling_enabled = TRUE;
if (sc->tz_cooling_enabled) {
error = acpi_tz_cooling_thread_start(sc);
if (error != 0) {
sc->tz_cooling_enabled = FALSE;
goto out;
}
acpi_tz_cooling_unit = device_get_unit(dev);
}
/*
* Flag the event handler for a manual invocation by our timeout.
* We defer it like this so that the rest of the subsystem has time
* to come up. Don't bother evaluating/printing the temperature at
* this point; on many systems it'll be bogus until the EC is running.
*/
sc->tz_flags |= TZ_FLAG_GETPROFILE;
out:
if (error != 0) {
EVENTHANDLER_DEREGISTER(power_profile_change, sc->tz_event);
AcpiRemoveNotifyHandler(sc->tz_handle, ACPI_DEVICE_NOTIFY,
acpi_tz_notify_handler);
sysctl_ctx_free(&sc->tz_sysctl_ctx);
}
return_VALUE (error);
}
static void
sony_acpi_attach(device_t parent, device_t self, void *aux)
{
struct sony_acpi_softc *sc = device_private(self);
struct acpi_attach_args *aa = aux;
ACPI_STATUS rv;
int i;
aprint_naive(": Sony Miscellaneous Controller\n");
aprint_normal(": Sony Miscellaneous Controller\n");
sc->sc_node = aa->aa_node;
sc->sc_dev = self;
rv = AcpiWalkNamespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, 100,
sony_acpi_find_pic, sc, NULL);
if (ACPI_FAILURE(rv))
aprint_error_dev(self, "couldn't walk namespace: %s\n",
AcpiFormatException(rv));
/*
* If we don't find an SNY6001 device, assume that we need the
* Fn key initialization sequence.
*/
if (sc->sc_has_pic == false)
sc->sc_quirks |= SONY_ACPI_QUIRK_FNINIT;
sony_acpi_quirk_setup(sc);
/* Configure suspend button and hotkeys */
sc->sc_smpsw[SONY_PSW_SLEEP].smpsw_name = device_xname(self);
sc->sc_smpsw[SONY_PSW_SLEEP].smpsw_type = PSWITCH_TYPE_SLEEP;
sc->sc_smpsw[SONY_PSW_DISPLAY_CYCLE].smpsw_name =
PSWITCH_HK_DISPLAY_CYCLE;
sc->sc_smpsw[SONY_PSW_DISPLAY_CYCLE].smpsw_type = PSWITCH_TYPE_HOTKEY;
sc->sc_smpsw[SONY_PSW_ZOOM].smpsw_name = PSWITCH_HK_ZOOM_BUTTON;
sc->sc_smpsw[SONY_PSW_ZOOM].smpsw_type = PSWITCH_TYPE_HOTKEY;
sc->sc_smpsw_valid = 1;
for (i = 0; i < SONY_PSW_LAST; i++)
if (sysmon_pswitch_register(&sc->sc_smpsw[i]) != 0) {
aprint_error_dev(self,
"couldn't register %s with sysmon\n",
sc->sc_smpsw[i].smpsw_name);
sc->sc_smpsw_valid = 0;
}
/* Install notify handler */
rv = AcpiInstallNotifyHandler(sc->sc_node->ad_handle,
ACPI_DEVICE_NOTIFY, sony_acpi_notify_handler, self);
if (ACPI_FAILURE(rv))
aprint_error_dev(self,
"couldn't install notify handler (%d)\n", rv);
/* Install sysctl handler */
rv = AcpiWalkNamespace(ACPI_TYPE_METHOD,
sc->sc_node->ad_handle, 1, sony_walk_cb, sc, NULL);
#ifdef DIAGNOSTIC
if (ACPI_FAILURE(rv))
aprint_error_dev(self, "Cannot walk ACPI namespace (%d)\n",
rv);
#endif
if (!pmf_device_register(self, sony_acpi_suspend, sony_acpi_resume))
aprint_error_dev(self, "couldn't establish power handler\n");
if (!pmf_event_register(self, PMFE_DISPLAY_BRIGHTNESS_UP,
sony_acpi_brightness_up, true))
aprint_error_dev(self, "couldn't register BRIGHTNESS UP handler\n");
if (!pmf_event_register(self, PMFE_DISPLAY_BRIGHTNESS_DOWN,
sony_acpi_brightness_down, true))
aprint_error_dev(self, "couldn't register BRIGHTNESS DOWN handler\n");
}
static status_t
acpi_std_ops(int32 op,...)
{
switch (op) {
case B_MODULE_INIT:
{
ACPI_OBJECT arg;
ACPI_OBJECT_LIST parameter;
void *settings;
bool acpiDisabled = false;
AcpiGbl_CopyDsdtLocally = true;
settings = load_driver_settings("kernel");
if (settings != NULL) {
acpiDisabled = !get_driver_boolean_parameter(settings, "acpi",
true, true);
unload_driver_settings(settings);
}
if (!acpiDisabled) {
// check if safemode settings disable ACPI
settings = load_driver_settings(B_SAFEMODE_DRIVER_SETTINGS);
if (settings != NULL) {
acpiDisabled = get_driver_boolean_parameter(settings,
B_SAFEMODE_DISABLE_ACPI, false, false);
unload_driver_settings(settings);
}
}
if (acpiDisabled) {
ERROR("ACPI disabled\n");
return ENOSYS;
}
if (gDPC->new_dpc_queue(&gDPCHandle, "acpi_task",
B_URGENT_DISPLAY_PRIORITY + 1) != B_OK) {
ERROR("failed to create os execution queue\n");
return B_ERROR;
}
#ifdef ACPI_DEBUG_OUTPUT
AcpiDbgLevel = ACPI_DEBUG_ALL | ACPI_LV_VERBOSE;
AcpiDbgLayer = ACPI_ALL_COMPONENTS;
#endif
if (checkAndLogFailure(AcpiInitializeSubsystem(),
"AcpiInitializeSubsystem failed"))
goto err;
if (checkAndLogFailure(AcpiInitializeTables(NULL, 0, TRUE),
"AcpiInitializeTables failed"))
goto err;
if (checkAndLogFailure(AcpiLoadTables(),
"AcpiLoadTables failed"))
goto err;
/* Install the default address space handlers. */
if (checkAndLogFailure(AcpiInstallAddressSpaceHandler(
ACPI_ROOT_OBJECT, ACPI_ADR_SPACE_SYSTEM_MEMORY,
ACPI_DEFAULT_HANDLER, NULL, NULL),
"Could not initialise SystemMemory handler:"))
goto err;
if (checkAndLogFailure(AcpiInstallAddressSpaceHandler(
ACPI_ROOT_OBJECT, ACPI_ADR_SPACE_SYSTEM_IO,
ACPI_DEFAULT_HANDLER, NULL, NULL),
"Could not initialise SystemIO handler:"))
goto err;
if (checkAndLogFailure(AcpiInstallAddressSpaceHandler(
ACPI_ROOT_OBJECT, ACPI_ADR_SPACE_PCI_CONFIG,
ACPI_DEFAULT_HANDLER, NULL, NULL),
"Could not initialise PciConfig handler:"))
goto err;
arg.Integer.Type = ACPI_TYPE_INTEGER;
arg.Integer.Value = apic_available() ? APIC_MODE : PIC_MODE;
parameter.Count = 1;
parameter.Pointer = &arg;
AcpiEvaluateObject(NULL, "\\_PIC", ¶meter, NULL);
if (checkAndLogFailure(AcpiEnableSubsystem(
ACPI_FULL_INITIALIZATION),
"AcpiEnableSubsystem failed"))
goto err;
if (checkAndLogFailure(AcpiInitializeObjects(
ACPI_FULL_INITIALIZATION),
"AcpiInitializeObjects failed"))
goto err;
//TODO: Walk namespace init ALL _PRW's
#ifdef ACPI_DEBUG_OUTPUT
checkAndLogFailure(
AcpiInstallGlobalEventHandler(globalGPEHandler, NULL),
"Failed to install global GPE-handler.");
checkAndLogFailure(AcpiInstallNotifyHandler(ACPI_ROOT_OBJECT,
ACPI_ALL_NOTIFY, globalNotifyHandler, NULL),
"Failed to install global Notify-handler.");
#endif
checkAndLogFailure(AcpiEnableAllRuntimeGpes(),
"Failed to enable all runtime Gpes");
checkAndLogFailure(AcpiUpdateAllGpes(),
"Failed to update all Gpes");
TRACE("ACPI initialized\n");
return B_OK;
err:
return B_ERROR;
}
case B_MODULE_UNINIT:
{
if (checkAndLogFailure(AcpiTerminate(),
"Could not bring system out of ACPI mode. Oh well."));
gDPC->delete_dpc_queue(gDPCHandle);
gDPCHandle = NULL;
break;
}
default:
return B_ERROR;
}
return B_OK;
}
/* Probe and setup any valid performance states (Px). */
static int
acpi_perf_evaluate(device_t dev)
{
struct acpi_perf_softc *sc;
ACPI_BUFFER buf;
ACPI_OBJECT *pkg, *res;
ACPI_STATUS status;
int count, error, i, j;
static int once = 1;
uint32_t *p;
/* Get the control values and parameters for each state. */
error = ENXIO;
sc = device_get_softc(dev);
buf.Pointer = NULL;
buf.Length = ACPI_ALLOCATE_BUFFER;
status = AcpiEvaluateObject(sc->handle, "_PSS", NULL, &buf);
if (ACPI_FAILURE(status))
return (ENXIO);
pkg = (ACPI_OBJECT *)buf.Pointer;
if (!ACPI_PKG_VALID(pkg, 1)) {
device_printf(dev, "invalid top level _PSS package\n");
goto out;
}
sc->px_count = pkg->Package.Count;
sc->px_states = malloc(sc->px_count * sizeof(struct acpi_px),
M_ACPIPERF, M_WAITOK | M_ZERO);
if (sc->px_states == NULL)
goto out;
/*
* Each state is a package of {CoreFreq, Power, TransitionLatency,
* BusMasterLatency, ControlVal, StatusVal}, sorted from highest
* performance to lowest.
*/
count = 0;
for (i = 0; i < sc->px_count; i++) {
res = &pkg->Package.Elements[i];
if (!ACPI_PKG_VALID(res, 6)) {
if (once) {
once = 0;
device_printf(dev, "invalid _PSS package\n");
}
continue;
}
/* Parse the rest of the package into the struct. */
p = &sc->px_states[count].core_freq;
for (j = 0; j < 6; j++, p++)
acpi_PkgInt32(res, j, p);
/*
* Check for some impossible frequencies that some systems
* use to indicate they don't actually support this Px state.
*/
if (sc->px_states[count].core_freq == 0 ||
sc->px_states[count].core_freq == 9999 ||
sc->px_states[count].core_freq == 0x9999 ||
sc->px_states[count].core_freq >= 0xffff)
continue;
/* Check for duplicate entries */
if (count > 0 &&
sc->px_states[count - 1].core_freq ==
sc->px_states[count].core_freq)
continue;
count++;
}
sc->px_count = count;
/* No valid Px state found so give up. */
if (count == 0)
goto out;
AcpiOsFree(buf.Pointer);
/* Get the control and status registers (one of each). */
buf.Pointer = NULL;
buf.Length = ACPI_ALLOCATE_BUFFER;
status = AcpiEvaluateObject(sc->handle, "_PCT", NULL, &buf);
if (ACPI_FAILURE(status))
goto out;
/* Check the package of two registers, each a Buffer in GAS format. */
pkg = (ACPI_OBJECT *)buf.Pointer;
if (!ACPI_PKG_VALID(pkg, 2)) {
device_printf(dev, "invalid perf register package\n");
goto out;
}
error = acpi_PkgGas(sc->dev, pkg, 0, &sc->perf_ctrl_type, &sc->px_rid,
&sc->perf_ctrl, 0);
if (error) {
/*
* If the register is of type FFixedHW, we can only return
* info, we can't get or set new settings.
*/
if (error == EOPNOTSUPP) {
sc->info_only = TRUE;
error = 0;
} else
device_printf(dev, "failed in PERF_CTL attach\n");
goto out;
}
sc->px_rid++;
error = acpi_PkgGas(sc->dev, pkg, 1, &sc->perf_sts_type, &sc->px_rid,
&sc->perf_status, 0);
if (error) {
if (error == EOPNOTSUPP) {
sc->info_only = TRUE;
error = 0;
} else
device_printf(dev, "failed in PERF_STATUS attach\n");
goto out;
}
sc->px_rid++;
/* Get our current limit and register for notifies. */
acpi_px_available(sc);
AcpiInstallNotifyHandler(sc->handle, ACPI_DEVICE_NOTIFY,
acpi_px_notify, sc);
error = 0;
out:
if (error) {
if (sc->px_states) {
free(sc->px_states, M_ACPIPERF);
sc->px_states = NULL;
}
if (sc->perf_ctrl) {
bus_release_resource(sc->dev, sc->perf_ctrl_type, 0,
sc->perf_ctrl);
bus_delete_resource(sc->dev, sc->perf_ctrl_type, 0);
sc->perf_ctrl = NULL;
}
if (sc->perf_status) {
bus_release_resource(sc->dev, sc->perf_sts_type, 1,
sc->perf_status);
bus_delete_resource(sc->dev, sc->perf_sts_type, 1);
sc->perf_status = NULL;
}
sc->px_rid = 0;
sc->px_count = 0;
}
if (buf.Pointer)
AcpiOsFree(buf.Pointer);
return (error);
}
static void
thinkpad_attach(device_t parent, device_t self, void *opaque)
{
thinkpad_softc_t *sc = device_private(self);
struct acpi_attach_args *aa = (struct acpi_attach_args *)opaque;
struct sysmon_pswitch *psw;
device_t curdev;
ACPI_STATUS rv;
ACPI_INTEGER val;
int i;
sc->sc_node = aa->aa_node;
sc->sc_dev = self;
sc->sc_display_state = THINKPAD_DISPLAY_LCD;
aprint_naive("\n");
aprint_normal("\n");
/* T61 uses \UCMS method for issuing CMOS commands */
rv = AcpiGetHandle(NULL, "\\UCMS", &sc->sc_cmoshdl);
if (ACPI_FAILURE(rv))
sc->sc_cmoshdl_valid = false;
else {
aprint_verbose_dev(self, "using CMOS at \\UCMS\n");
sc->sc_cmoshdl_valid = true;
}
sc->sc_ecdev = NULL;
TAILQ_FOREACH(curdev, &alldevs, dv_list)
if (device_is_a(curdev, "acpiecdt") ||
device_is_a(curdev, "acpiec")) {
sc->sc_ecdev = curdev;
break;
}
if (sc->sc_ecdev)
aprint_verbose_dev(self, "using EC at %s\n",
device_xname(sc->sc_ecdev));
/* Get the supported event mask */
rv = acpi_eval_integer(sc->sc_node->ad_handle, "MHKA", &val);
if (ACPI_FAILURE(rv)) {
aprint_error_dev(self, "couldn't evaluate MHKA: %s\n",
AcpiFormatException(rv));
goto fail;
}
/* Enable all supported events */
rv = thinkpad_mask_init(sc, val);
if (ACPI_FAILURE(rv)) {
aprint_error_dev(self, "couldn't set event mask: %s\n",
AcpiFormatException(rv));
goto fail;
}
/* Install notify handler for events */
rv = AcpiInstallNotifyHandler(sc->sc_node->ad_handle,
ACPI_DEVICE_NOTIFY, thinkpad_notify_handler, sc);
if (ACPI_FAILURE(rv))
aprint_error_dev(self, "couldn't install notify handler: %s\n",
AcpiFormatException(rv));
/* Register power switches with sysmon */
psw = sc->sc_smpsw;
sc->sc_smpsw_valid = true;
psw[TP_PSW_SLEEP].smpsw_name = device_xname(self);
psw[TP_PSW_SLEEP].smpsw_type = PSWITCH_TYPE_SLEEP;
#if notyet
psw[TP_PSW_HIBERNATE].smpsw_name = device_xname(self);
mpsw[TP_PSW_HIBERNATE].smpsw_type = PSWITCH_TYPE_HIBERNATE;
#endif
for (i = TP_PSW_DISPLAY_CYCLE; i < TP_PSW_LAST; i++)
sc->sc_smpsw[i].smpsw_type = PSWITCH_TYPE_HOTKEY;
psw[TP_PSW_DISPLAY_CYCLE].smpsw_name = PSWITCH_HK_DISPLAY_CYCLE;
psw[TP_PSW_LOCK_SCREEN].smpsw_name = PSWITCH_HK_LOCK_SCREEN;
psw[TP_PSW_BATTERY_INFO].smpsw_name = PSWITCH_HK_BATTERY_INFO;
psw[TP_PSW_EJECT_BUTTON].smpsw_name = PSWITCH_HK_EJECT_BUTTON;
psw[TP_PSW_ZOOM_BUTTON].smpsw_name = PSWITCH_HK_ZOOM_BUTTON;
psw[TP_PSW_VENDOR_BUTTON].smpsw_name = PSWITCH_HK_VENDOR_BUTTON;
for (i = 0; i < TP_PSW_LAST; i++) {
/* not supported yet */
if (i == TP_PSW_HIBERNATE)
continue;
if (sysmon_pswitch_register(&sc->sc_smpsw[i]) != 0) {
aprint_error_dev(self,
"couldn't register with sysmon\n");
sc->sc_smpsw_valid = false;
break;
}
}
/* Register temperature and fan sensors with envsys */
thinkpad_sensors_init(sc);
fail:
if (!pmf_device_register(self, NULL, thinkpad_resume))
aprint_error_dev(self, "couldn't establish power handler\n");
if (!pmf_event_register(self, PMFE_DISPLAY_BRIGHTNESS_UP,
thinkpad_brightness_up, true))
aprint_error_dev(self, "couldn't register event handler\n");
if (!pmf_event_register(self, PMFE_DISPLAY_BRIGHTNESS_DOWN,
thinkpad_brightness_down, true))
aprint_error_dev(self, "couldn't register event handler\n");
}
static int
acpi_cpu_attach(device_t dev)
{
struct acpi_cpu_softc *sc = device_get_softc(dev);
ACPI_HANDLE handle;
device_t child;
int cpu_id, cpu_features;
struct acpi_softc *acpi_sc;
sc->cpu_dev = dev;
handle = acpi_get_handle(dev);
cpu_id = acpi_get_magic(dev);
acpi_sc = acpi_device_get_parent_softc(dev);
if (cpu_id == 0) {
sysctl_ctx_init(&sc->glob_sysctl_ctx);
sc->glob_sysctl_tree = SYSCTL_ADD_NODE(&sc->glob_sysctl_ctx,
SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree),
OID_AUTO, "cpu", CTLFLAG_RD, 0,
"node for CPU global settings");
if (sc->glob_sysctl_tree == NULL)
return ENOMEM;
}
sysctl_ctx_init(&sc->pcpu_sysctl_ctx);
sc->pcpu_sysctl_tree = SYSCTL_ADD_NODE(&sc->pcpu_sysctl_ctx,
SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree),
OID_AUTO, device_get_nameunit(dev), CTLFLAG_RD, 0,
"node for per-CPU settings");
if (sc->pcpu_sysctl_tree == NULL) {
sysctl_ctx_free(&sc->glob_sysctl_ctx);
return ENOMEM;
}
/*
* Before calling any CPU methods, collect child driver feature hints
* and notify ACPI of them. We support unified SMP power control
* so advertise this ourselves. Note this is not the same as independent
* SMP control where each CPU can have different settings.
*/
cpu_features = ACPI_PDC_MP_C1PXTX | ACPI_PDC_MP_C2C3;
cpu_features |= acpi_cpu_md_features();
/*
* CPU capabilities are specified as a buffer of 32-bit integers:
* revision, count, and one or more capabilities.
*/
if (cpu_features) {
uint32_t cap_set[3];
ACPI_STATUS status;
cap_set[0] = 0;
cap_set[1] = cpu_features;
status = acpi_eval_osc(dev, handle,
"4077A616-290C-47BE-9EBD-D87058713953", 1, cap_set, 2);
if (ACPI_FAILURE(status)) {
ACPI_OBJECT_LIST arglist;
ACPI_OBJECT arg[4];
if (bootverbose)
device_printf(dev, "_OSC failed, using _PDC\n");
arglist.Pointer = arg;
arglist.Count = 1;
arg[0].Type = ACPI_TYPE_BUFFER;
arg[0].Buffer.Length = sizeof(cap_set);
arg[0].Buffer.Pointer = (uint8_t *)cap_set;
cap_set[0] = 1; /* revision */
cap_set[1] = 1; /* # of capabilities integers */
cap_set[2] = cpu_features;
AcpiEvaluateObject(handle, "_PDC", &arglist, NULL);
}
}
ksnprintf(sc->cpu_sensdev.xname, sizeof(sc->cpu_sensdev.xname), "%s",
device_get_nameunit(dev));
sensordev_install(&sc->cpu_sensdev);
child = BUS_ADD_CHILD(dev, dev, 0, "cpu_cst", -1);
if (child == NULL)
return ENXIO;
acpi_set_handle(child, handle);
acpi_set_magic(child, cpu_id);
sc->cpu_cst = child;
child = BUS_ADD_CHILD(dev, dev, 0, "cpu_pst", -1);
if (child == NULL)
return ENXIO;
acpi_set_handle(child, handle);
acpi_set_magic(child, cpu_id);
sc->cpu_pst = child;
bus_generic_probe(dev);
bus_generic_attach(dev);
AcpiInstallNotifyHandler(handle, ACPI_DEVICE_NOTIFY, acpi_cpu_notify, sc);
return 0;
}
ACPI_STATUS
AeInstallHandlers (void)
{
ACPI_STATUS Status;
UINT32 i;
ACPI_HANDLE Handle;
ACPI_FUNCTION_ENTRY ();
Status = AcpiInstallTableHandler (AeTableHandler, NULL);
if (ACPI_FAILURE (Status))
{
printf ("Could not install table handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiInstallExceptionHandler (AeExceptionHandler);
if (ACPI_FAILURE (Status))
{
printf ("Could not install exception handler, %s\n",
AcpiFormatException (Status));
}
/* Install global notify handler */
Status = AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT, ACPI_SYSTEM_NOTIFY,
AeNotifyHandler, NULL);
if (ACPI_FAILURE (Status))
{
printf ("Could not install a global notify handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT, ACPI_DEVICE_NOTIFY,
AeDeviceNotifyHandler, NULL);
if (ACPI_FAILURE (Status))
{
printf ("Could not install a global notify handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiGetHandle (NULL, "\\_SB", &Handle);
if (ACPI_SUCCESS (Status))
{
Status = AcpiInstallNotifyHandler (Handle, ACPI_SYSTEM_NOTIFY,
AeNotifyHandler, NULL);
if (ACPI_FAILURE (Status))
{
printf ("Could not install a notify handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiRemoveNotifyHandler (Handle, ACPI_SYSTEM_NOTIFY,
AeNotifyHandler);
if (ACPI_FAILURE (Status))
{
printf ("Could not remove a notify handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiInstallNotifyHandler (Handle, ACPI_ALL_NOTIFY,
AeNotifyHandler, NULL);
Status = AcpiRemoveNotifyHandler (Handle, ACPI_ALL_NOTIFY,
AeNotifyHandler);
Status = AcpiInstallNotifyHandler (Handle, ACPI_ALL_NOTIFY,
AeNotifyHandler, NULL);
if (ACPI_FAILURE (Status))
{
printf ("Could not install a notify handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiAttachData (Handle, AeAttachedDataHandler, Handle);
Status = AcpiDetachData (Handle, AeAttachedDataHandler);
Status = AcpiAttachData (Handle, AeAttachedDataHandler, Handle);
}
else
{
printf ("No _SB_ found, %s\n", AcpiFormatException (Status));
}
/* Set a handler for all supported operation regions */
for (i = 0; i < AEXEC_NUM_REGIONS; i++)
{
Status = AcpiRemoveAddressSpaceHandler (AcpiGbl_RootNode,
SpaceId[i], AeRegionHandler);
/* Install handler at the root object.
* TBD: all default handlers should be installed here!
*/
Status = AcpiInstallAddressSpaceHandler (AcpiGbl_RootNode,
SpaceId[i], AeRegionHandler, AeRegionInit, NULL);
if (ACPI_FAILURE (Status))
{
ACPI_EXCEPTION ((AE_INFO, Status,
"Could not install an OpRegion handler for %s space(%u)",
AcpiUtGetRegionName((UINT8) SpaceId[i]), SpaceId[i]));
return (Status);
}
}
/*
* Initialize the global Region Handler space
* MCW 3/23/00
*/
AeRegions.NumberOfRegions = 0;
AeRegions.RegionList = NULL;
return Status;
}
static int
acpi_cpu_attach(device_t dev)
{
struct acpi_cpux_softc *sc = device_get_softc(dev);
ACPI_HANDLE handle;
device_t child;
int cpu_id, cpu_features;
struct acpi_softc *acpi_sc;
handle = acpi_get_handle(dev);
cpu_id = acpi_get_magic(dev);
acpi_sc = acpi_device_get_parent_softc(dev);
if (cpu_id == 0) {
sysctl_ctx_init(&sc->glob_sysctl_ctx);
sc->glob_sysctl_tree = SYSCTL_ADD_NODE(&sc->glob_sysctl_ctx,
SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree),
OID_AUTO, "cpu", CTLFLAG_RD, 0,
"node for CPU global settings");
if (sc->glob_sysctl_tree == NULL)
return ENOMEM;
}
sysctl_ctx_init(&sc->pcpu_sysctl_ctx);
sc->pcpu_sysctl_tree = SYSCTL_ADD_NODE(&sc->pcpu_sysctl_ctx,
SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree),
OID_AUTO, device_get_nameunit(dev), CTLFLAG_RD, 0,
"node for per-CPU settings");
if (sc->pcpu_sysctl_tree == NULL) {
sysctl_ctx_free(&sc->glob_sysctl_ctx);
return ENOMEM;
}
/*
* Before calling any CPU methods, collect child driver feature hints
* and notify ACPI of them. We support unified SMP power control
* so advertise this ourselves. Note this is not the same as independent
* SMP control where each CPU can have different settings.
*/
cpu_features = ACPI_PDC_MP_C1PXTX | ACPI_PDC_MP_C2C3;
cpu_features |= acpi_cpu_md_features();
/*
* CPU capabilities are specified as a buffer of 32-bit integers:
* revision, count, and one or more capabilities.
*/
if (cpu_features) {
ACPI_OBJECT_LIST arglist;
uint32_t cap_set[3];
ACPI_OBJECT arg[4];
ACPI_STATUS status;
/* UUID needed by _OSC evaluation */
static uint8_t cpu_oscuuid[16] = {
0x16, 0xA6, 0x77, 0x40, 0x0C, 0x29, 0xBE, 0x47,
0x9E, 0xBD, 0xD8, 0x70, 0x58, 0x71, 0x39, 0x53
};
arglist.Pointer = arg;
arglist.Count = 4;
arg[0].Type = ACPI_TYPE_BUFFER;
arg[0].Buffer.Length = sizeof(cpu_oscuuid);
arg[0].Buffer.Pointer = cpu_oscuuid; /* UUID */
arg[1].Type = ACPI_TYPE_INTEGER;
arg[1].Integer.Value = 1; /* revision */
arg[2].Type = ACPI_TYPE_INTEGER;
arg[2].Integer.Value = 2; /* # of capabilities integers */
arg[3].Type = ACPI_TYPE_BUFFER;
arg[3].Buffer.Length = sizeof(cap_set[0]) * 2; /* capabilities buffer */
arg[3].Buffer.Pointer = (uint8_t *)cap_set;
cap_set[0] = 0;
cap_set[1] = cpu_features;
status = AcpiEvaluateObject(handle, "_OSC", &arglist, NULL);
if (!ACPI_SUCCESS(status)) {
if (bootverbose)
device_printf(dev, "_OSC failed, use _PDC\n");
arglist.Pointer = arg;
arglist.Count = 1;
arg[0].Type = ACPI_TYPE_BUFFER;
arg[0].Buffer.Length = sizeof(cap_set);
arg[0].Buffer.Pointer = (uint8_t *)cap_set;
cap_set[0] = 1; /* revision */
cap_set[1] = 1; /* # of capabilities integers */
cap_set[2] = cpu_features;
AcpiEvaluateObject(handle, "_PDC", &arglist, NULL);
}
}
child = BUS_ADD_CHILD(dev, dev, 0, "cpu_cst", -1);
if (child == NULL)
return ENXIO;
acpi_set_handle(child, handle);
acpi_set_magic(child, cpu_id);
sc->cpux_cst = child;
child = BUS_ADD_CHILD(dev, dev, 0, "cpu_pst", -1);
if (child == NULL)
return ENXIO;
acpi_set_handle(child, handle);
acpi_set_magic(child, cpu_id);
bus_generic_attach(dev);
AcpiInstallNotifyHandler(handle, ACPI_DEVICE_NOTIFY, acpi_cpu_notify, sc);
return 0;
}
void
acpi_secondary_init(void)
{
ACPI_STATUS Status;
ACPI_STATUS DisplayOneDevice (ACPI_HANDLE, UINT32, void *, void **);
/* Complete the ACPICA initialization sequence */
Status = AcpiInitializeSubsystem ();
if (ACPI_FAILURE (Status)) {
DLOG_COM1 ("Failed to initialize ACPI.\n");
}
Status = AcpiReallocateRootTable ();
if (ACPI_FAILURE (Status)) {
DLOG_COM1 ("Failed: AcpiReallocateRootTable %d.\n", Status);
}
Status = AcpiLoadTables ();
if (ACPI_FAILURE (Status)) {
DLOG_COM1 ("Failed: AcpiLoadTables.\n");
}
Status = AcpiEnableSubsystem (ACPI_FULL_INITIALIZATION);
if (ACPI_FAILURE (Status)) {
DLOG_COM1 ("Failed: AcpiEnableSubsystem.\n");
}
Status = AcpiInitializeObjects (ACPI_FULL_INITIALIZATION);
if (ACPI_FAILURE (Status)) {
DLOG_COM1 ("Failed: AcpiInitializeObjects.\n");
}
/* Must enable IOAPIC before checking any PCI routing tables. */
acpi_enable_IOAPIC ();
/* Install System Control Interrupt */
u8 vector = find_unused_vector (MINIMUM_VECTOR_PRIORITY);
if (vector) {
u64 flags = IOAPIC_DELIVERY_FIXED | IOAPIC_DESTINATION_LOGICAL;
u8 gsi = acpi_sci_irq;
/* SCI defaults to LEVEL/LOW in IO-APIC mode. */
if ((acpi_sci_flags & ACPI_MADT_POLARITY_MASK) == ACPI_MADT_POLARITY_ACTIVE_HIGH)
flags |= IOAPIC_POLARITY_HIGH;
else
flags |= IOAPIC_POLARITY_LOW;
if ((acpi_sci_flags & ACPI_MADT_TRIGGER_MASK) == ACPI_MADT_TRIGGER_EDGE)
flags |= IOAPIC_TRIGGER_EDGE;
else
flags |= IOAPIC_TRIGGER_LEVEL;
if (IOAPIC_map_GSI (gsi, vector, 0x0100000000000000ULL | flags) != -1) {
set_vector_handler (vector, acpi_irq_handler);
DLOG ("ACPI: mapped GSI 0x%X to vector 0x%X (%s, %s)\n",
gsi, vector,
flags & IOAPIC_TRIGGER_LEVEL ? "level" : "edge",
flags & IOAPIC_POLARITY_LOW ? "low" : "high");
} else
DLOG ("ACPI: failed to map GSI\n");
} else
DLOG ("ACPI: failed to find unused vector\n");
DLOG ("AcpiEnableEvent returned %d\n",
AcpiEnableEvent (ACPI_EVENT_POWER_BUTTON, 0));
DLOG ("AcpiInstallFixedEventHandler returned %d\n",
AcpiInstallFixedEventHandler (ACPI_EVENT_POWER_BUTTON, acpi_power_button, NULL));
DLOG ("AcpiInstallNotifyHandler returned %d\n",
AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT, ACPI_SYSTEM_NOTIFY, acpi_notify_handler, NULL));
DLOG ("AcpiInstallNotifyHandler returned %d\n",
AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT, ACPI_DEVICE_NOTIFY, acpi_notify_handler, NULL));
extern u8 AcpiGbl_OsiData;
AcpiGbl_OsiData=0;
/* Walk the System Bus "\_SB_" and output info about each object
* found. */
#if 0
ACPI_HANDLE SysBusHandle;
AcpiGetHandle (ACPI_ROOT_OBJECT, ACPI_NS_SYSTEM_BUS, &SysBusHandle);
AcpiWalkNamespace (ACPI_TYPE_ANY, SysBusHandle, INT_MAX,
DisplayOneDevice, NULL, NULL);
#else
AcpiGetDevices (NULL, DisplayOneDevice, NULL, NULL);
#endif
}
ACPI_STATUS
AeInstallEarlyHandlers (
void)
{
ACPI_STATUS Status;
UINT32 i;
ACPI_HANDLE Handle;
ACPI_FUNCTION_ENTRY ();
Status = AcpiInstallInterfaceHandler (AeInterfaceHandler);
if (ACPI_FAILURE (Status))
{
printf ("Could not install interface handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiInstallTableHandler (AeTableHandler, NULL);
if (ACPI_FAILURE (Status))
{
printf ("Could not install table handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiInstallExceptionHandler (AeExceptionHandler);
if (ACPI_FAILURE (Status))
{
printf ("Could not install exception handler, %s\n",
AcpiFormatException (Status));
}
/* Install global notify handlers */
Status = AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT, ACPI_SYSTEM_NOTIFY,
AeSystemNotifyHandler, NULL);
if (ACPI_FAILURE (Status))
{
printf ("Could not install a global system notify handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT, ACPI_DEVICE_NOTIFY,
AeDeviceNotifyHandler, NULL);
if (ACPI_FAILURE (Status))
{
printf ("Could not install a global notify handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiGetHandle (NULL, "\\_SB", &Handle);
if (ACPI_SUCCESS (Status))
{
Status = AcpiInstallNotifyHandler (Handle, ACPI_SYSTEM_NOTIFY,
AeNotifyHandler1, NULL);
if (ACPI_FAILURE (Status))
{
printf ("Could not install a notify handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiRemoveNotifyHandler (Handle, ACPI_SYSTEM_NOTIFY,
AeNotifyHandler1);
if (ACPI_FAILURE (Status))
{
printf ("Could not remove a notify handler, %s\n",
AcpiFormatException (Status));
}
Status = AcpiInstallNotifyHandler (Handle, ACPI_ALL_NOTIFY,
AeNotifyHandler1, NULL);
AE_CHECK_OK (AcpiInstallNotifyHandler, Status);
Status = AcpiRemoveNotifyHandler (Handle, ACPI_ALL_NOTIFY,
AeNotifyHandler1);
AE_CHECK_OK (AcpiRemoveNotifyHandler, Status);
#if 0
Status = AcpiInstallNotifyHandler (Handle, ACPI_ALL_NOTIFY,
AeNotifyHandler1, NULL);
if (ACPI_FAILURE (Status))
{
printf ("Could not install a notify handler, %s\n",
AcpiFormatException (Status));
}
#endif
/* Install two handlers for _SB_ */
Status = AcpiInstallNotifyHandler (Handle, ACPI_SYSTEM_NOTIFY,
AeNotifyHandler1, ACPI_CAST_PTR (void, 0x01234567));
Status = AcpiInstallNotifyHandler (Handle, ACPI_SYSTEM_NOTIFY,
AeNotifyHandler2, ACPI_CAST_PTR (void, 0x89ABCDEF));
/* Attempt duplicate handler installation, should fail */
Status = AcpiInstallNotifyHandler (Handle, ACPI_SYSTEM_NOTIFY,
AeNotifyHandler1, ACPI_CAST_PTR (void, 0x77777777));
Status = AcpiAttachData (Handle, AeAttachedDataHandler, Handle);
AE_CHECK_OK (AcpiAttachData, Status);
Status = AcpiDetachData (Handle, AeAttachedDataHandler);
AE_CHECK_OK (AcpiDetachData, Status);
/* Test attach data at the root object */
Status = AcpiAttachData (ACPI_ROOT_OBJECT, AeAttachedDataHandler,
AcpiGbl_RootNode);
AE_CHECK_OK (AcpiAttachData, Status);
Status = AcpiAttachData (ACPI_ROOT_OBJECT, AeAttachedDataHandler2,
AcpiGbl_RootNode);
AE_CHECK_OK (AcpiAttachData, Status);
/* Test support for multiple attaches */
Status = AcpiAttachData (Handle, AeAttachedDataHandler, Handle);
AE_CHECK_OK (AcpiAttachData, Status);
Status = AcpiAttachData (Handle, AeAttachedDataHandler2, Handle);
AE_CHECK_OK (AcpiAttachData, Status);
}
else
{
static int
acpi_tz_attach(device_t dev)
{
struct acpi_tz_softc *sc;
struct acpi_softc *acpi_sc;
int error;
char oidname[8];
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
sc = device_get_softc(dev);
sc->tz_dev = dev;
sc->tz_handle = acpi_get_handle(dev);
sc->tz_requested = TZ_ACTIVE_NONE;
sc->tz_active = TZ_ACTIVE_UNKNOWN;
sc->tz_thflags = TZ_THFLAG_NONE;
sc->tz_cooling_proc = NULL;
sc->tz_cooling_proc_running = FALSE;
sc->tz_cooling_active = FALSE;
sc->tz_cooling_updated = FALSE;
sc->tz_cooling_enabled = FALSE;
/*
* Parse the current state of the thermal zone and build control
* structures. We don't need to worry about interference with the
* control thread since we haven't fully attached this device yet.
*/
if ((error = acpi_tz_establish(sc)) != 0)
return (error);
/*
* Register for any Notify events sent to this zone.
*/
AcpiInstallNotifyHandler(sc->tz_handle, ACPI_DEVICE_NOTIFY,
acpi_tz_notify_handler, sc);
/*
* Create our sysctl nodes.
*
* XXX we need a mechanism for adding nodes under ACPI.
*/
if (device_get_unit(dev) == 0) {
acpi_sc = acpi_device_get_parent_softc(dev);
sysctl_ctx_init(&acpi_tz_sysctl_ctx);
acpi_tz_sysctl_tree = SYSCTL_ADD_NODE(&acpi_tz_sysctl_ctx,
SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree),
OID_AUTO, "thermal", CTLFLAG_RD, 0, "");
SYSCTL_ADD_INT(&acpi_tz_sysctl_ctx,
SYSCTL_CHILDREN(acpi_tz_sysctl_tree),
OID_AUTO, "min_runtime", CTLFLAG_RW,
&acpi_tz_min_runtime, 0,
"minimum cooling run time in sec");
SYSCTL_ADD_INT(&acpi_tz_sysctl_ctx,
SYSCTL_CHILDREN(acpi_tz_sysctl_tree),
OID_AUTO, "polling_rate", CTLFLAG_RW,
&acpi_tz_polling_rate, 0, "monitor polling interval in seconds");
SYSCTL_ADD_INT(&acpi_tz_sysctl_ctx,
SYSCTL_CHILDREN(acpi_tz_sysctl_tree), OID_AUTO,
"user_override", CTLFLAG_RW, &acpi_tz_override, 0,
"allow override of thermal settings");
}
sysctl_ctx_init(&sc->tz_sysctl_ctx);
sprintf(oidname, "tz%d", device_get_unit(dev));
sc->tz_sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&sc->tz_sysctl_ctx,
SYSCTL_CHILDREN(acpi_tz_sysctl_tree),
OID_AUTO, oidname, CTLFLAG_RD, 0, "", "thermal_zone");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "temperature", CTLTYPE_INT | CTLFLAG_RD,
&sc->tz_temperature, 0, sysctl_handle_int,
"IK", "current thermal zone temperature");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "active", CTLTYPE_INT | CTLFLAG_RW,
sc, 0, acpi_tz_active_sysctl, "I", "cooling is active");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "passive_cooling", CTLTYPE_INT | CTLFLAG_RW,
sc, 0, acpi_tz_cooling_sysctl, "I",
"enable passive (speed reduction) cooling");
SYSCTL_ADD_INT(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "thermal_flags", CTLFLAG_RD,
&sc->tz_thflags, 0, "thermal zone flags");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_PSV", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.psv),
acpi_tz_temp_sysctl, "IK", "passive cooling temp setpoint");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_HOT", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.hot),
acpi_tz_temp_sysctl, "IK",
"too hot temp setpoint (suspend now)");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_CRT", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.crt),
acpi_tz_temp_sysctl, "IK",
"critical temp setpoint (shutdown now)");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_ACx", CTLTYPE_INT | CTLFLAG_RD,
&sc->tz_zone.ac, sizeof(sc->tz_zone.ac),
sysctl_handle_opaque, "IK", "");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_TC1", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.tc1),
acpi_tz_passive_sysctl, "I",
"thermal constant 1 for passive cooling");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_TC2", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.tc2),
acpi_tz_passive_sysctl, "I",
"thermal constant 2 for passive cooling");
SYSCTL_ADD_PROC(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysctl_tree),
OID_AUTO, "_TSP", CTLTYPE_INT | CTLFLAG_RW,
sc, offsetof(struct acpi_tz_softc, tz_zone.tsp),
acpi_tz_passive_sysctl, "I",
"thermal sampling period for passive cooling");
/*
* Register our power profile event handler.
*/
sc->tz_event = EVENTHANDLER_REGISTER(power_profile_change,
acpi_tz_power_profile, sc, 0);
/*
* Flag the event handler for a manual invocation by our timeout.
* We defer it like this so that the rest of the subsystem has time
* to come up. Don't bother evaluating/printing the temperature at
* this point; on many systems it'll be bogus until the EC is running.
*/
sc->tz_flags |= TZ_FLAG_GETPROFILE;
return_VALUE (0);
}