/*
* Query the get methods to determine what functionality is available
* from the hardware function hotkeys.
*/
static uint8_t
acpi_fujitsu_check_hardware(struct acpi_fujitsu_softc *sc)
{
int val;
ACPI_SERIAL_ASSERT(fujitsu);
/* save the hotkey bitmask */
if (ACPI_FAILURE(acpi_GetInteger(sc->handle,
sc->gsif.name, &(sc->gsif.value)))) {
sc->gsif.exists = 0;
device_printf(sc->dev, "Couldn't query bitmask value\n");
} else {
sc->gsif.exists = 1;
}
/* System Volume Level */
if (ACPI_FAILURE(acpi_GetInteger(sc->handle,
sc->gvol.name, &val))) {
sc->gvol.exists = 0;
} else {
sc->gvol.exists = 1;
}
if (ACPI_FAILURE(acpi_GetInteger(sc->handle,
sc->gbls.name, &val))) {
sc->gbls.exists = 0;
} else {
sc->gbls.exists = 1;
}
// don't add if we can use the new method
if (sc->gbls.exists || ACPI_FAILURE(acpi_GetInteger(sc->handle,
sc->gbll.name, &val))) {
sc->gbll.exists = 0;
} else {
sc->gbll.exists = 1;
}
if (ACPI_FAILURE(acpi_GetInteger(sc->handle,
sc->ghks.name, &val))) {
sc->ghks.exists = 0;
} else {
sc->ghks.exists = 1;
}
if (ACPI_FAILURE(acpi_GetInteger(sc->handle,
sc->gmou.name, &val))) {
sc->gmou.exists = 0;
} else {
sc->gmou.exists = 1;
}
if (ACPI_FAILURE(acpi_GetInteger(sc->handle,
sc->rbll.name, &val))) {
sc->rbll.exists = 0;
} else {
sc->rbll.exists = 1;
}
if (ACPI_FAILURE(acpi_GetInteger(sc->handle,
sc->rvol.name, &val))) {
sc->rvol.exists = 0;
} else {
sc->rvol.exists = 1;
}
return (TRUE);
}
static ACPI_STATUS
EcWaitEvent(struct acpi_ec_softc *sc, EC_EVENT Event, u_int gen_count)
{
static int no_intr = 0;
ACPI_STATUS Status;
int count, i, need_poll, slp_ival;
ACPI_SERIAL_ASSERT(ec);
Status = AE_NO_HARDWARE_RESPONSE;
need_poll = cold || rebooting || ec_polled_mode || sc->ec_suspending;
/* Wait for event by polling or GPE (interrupt). */
if (need_poll) {
count = (ec_timeout * 1000) / EC_POLL_DELAY;
if (count == 0)
count = 1;
DELAY(10);
for (i = 0; i < count; i++) {
Status = EcCheckStatus(sc, "poll", Event);
if (ACPI_SUCCESS(Status))
break;
DELAY(EC_POLL_DELAY);
}
} else {
slp_ival = hz / 1000;
if (slp_ival != 0) {
count = ec_timeout;
} else {
/* hz has less than 1 ms resolution so scale timeout. */
slp_ival = 1;
count = ec_timeout / (1000 / hz);
}
/*
* Wait for the GPE to signal the status changed, checking the
* status register each time we get one. It's possible to get a
* GPE for an event we're not interested in here (i.e., SCI for
* EC query).
*/
for (i = 0; i < count; i++) {
if (gen_count == sc->ec_gencount)
tsleep(sc, 0, "ecgpe", slp_ival);
/*
* Record new generation count. It's possible the GPE was
* just to notify us that a query is needed and we need to
* wait for a second GPE to signal the completion of the
* event we are actually waiting for.
*/
Status = EcCheckStatus(sc, "sleep", Event);
if (ACPI_SUCCESS(Status)) {
if (gen_count == sc->ec_gencount)
no_intr++;
else
no_intr = 0;
break;
}
gen_count = sc->ec_gencount;
}
/*
* We finished waiting for the GPE and it never arrived. Try to
* read the register once and trust whatever value we got. This is
* the best we can do at this point.
*/
if (ACPI_FAILURE(Status))
Status = EcCheckStatus(sc, "sleep_end", Event);
}
if (!need_poll && no_intr > 10) {
device_printf(sc->ec_dev,
"not getting interrupts, switched to polled mode\n");
ec_polled_mode = 1;
}
if (ACPI_FAILURE(Status))
CTR0(KTR_ACPI, "error: ec wait timed out");
return (Status);
}
/*
* Initializes the names of the ACPI control methods and grabs
* the current state of all of the ACPI hotkeys into the softc.
*/
static uint8_t
acpi_fujitsu_init(struct acpi_fujitsu_softc *sc)
{
struct acpi_softc *acpi_sc;
int i, exists;
ACPI_SERIAL_ASSERT(fujitsu);
/* Setup all of the names for each control method */
sc->_sta.name = "_STA";
sc->gbll.name = "GBLL";
sc->gbls.name = "GBLS";
sc->ghks.name = "GHKS";
sc->gmou.name = "GMOU";
sc->gsif.name = "GSIF";
sc->gvol.name = "GVOL";
sc->ghks.name = "GHKS";
sc->gsif.name = "GSIF";
sc->rbll.name = "RBLL";
sc->rvol.name = "RVOL";
/* Determine what hardware functionality is available */
acpi_fujitsu_check_hardware(sc);
/* Build the sysctl tree */
acpi_sc = acpi_device_get_parent_softc(sc->dev);
sysctl_ctx_init(&sc->sysctl_ctx);
sc->sysctl_tree = SYSCTL_ADD_NODE(&sc->sysctl_ctx,
SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree),
OID_AUTO, "fujitsu", CTLFLAG_RD, 0, "");
for (i = 0; sysctl_table[i].name != NULL; i++) {
switch(sysctl_table[i].method) {
case METHOD_GMOU:
exists = sc->gmou.exists;
break;
case METHOD_GBLL:
exists = sc->gbll.exists;
break;
case METHOD_GBLS:
exists = sc->gbls.exists;
break;
case METHOD_GVOL:
case METHOD_MUTE:
exists = sc->gvol.exists;
break;
case METHOD_RVOL:
exists = sc->rvol.exists;
break;
case METHOD_RBLL:
exists = sc->rbll.exists;
break;
default:
/* Allow by default */
exists = 1;
break;
}
if(!exists)
continue;
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_fujitsu_sysctl, "I",
sysctl_table[i].description);
}
/* Set the hotkeys to their initial states */
if (!acpi_fujitsu_update(sc)) {
device_printf(sc->dev, "Couldn't init hotkey states\n");
return (FALSE);
}
return (TRUE);
}
static int
acpi_battery_init(void)
{
struct acpi_softc *sc;
device_t dev;
int error;
ACPI_SERIAL_ASSERT(battery);
error = ENXIO;
dev = devclass_get_device(devclass_find("acpi"), 0);
if (dev == NULL)
goto out;
sc = device_get_softc(dev);
error = acpi_register_ioctl(ACPIIO_BATT_GET_UNITS, acpi_battery_ioctl,
NULL);
if (error != 0)
goto out;
error = acpi_register_ioctl(ACPIIO_BATT_GET_BATTINFO, acpi_battery_ioctl,
NULL);
if (error != 0)
goto out;
error = acpi_register_ioctl(ACPIIO_BATT_GET_BIF, acpi_battery_ioctl, NULL);
if (error != 0)
goto out;
error = acpi_register_ioctl(ACPIIO_BATT_GET_BST, acpi_battery_ioctl, NULL);
if (error != 0)
goto out;
sysctl_ctx_init(&acpi_battery_sysctl_ctx);
acpi_battery_sysctl_tree = SYSCTL_ADD_NODE(&acpi_battery_sysctl_ctx,
SYSCTL_CHILDREN(sc->acpi_sysctl_tree), OID_AUTO, "battery", CTLFLAG_RD,
0, "battery status and info");
SYSCTL_ADD_PROC(&acpi_battery_sysctl_ctx,
SYSCTL_CHILDREN(acpi_battery_sysctl_tree),
OID_AUTO, "life", CTLTYPE_INT | CTLFLAG_RD,
&acpi_battery_battinfo.cap, 0, acpi_battery_sysctl, "I",
"percent capacity remaining");
SYSCTL_ADD_PROC(&acpi_battery_sysctl_ctx,
SYSCTL_CHILDREN(acpi_battery_sysctl_tree),
OID_AUTO, "time", CTLTYPE_INT | CTLFLAG_RD,
&acpi_battery_battinfo.min, 0, acpi_battery_sysctl, "I",
"remaining time in minutes");
SYSCTL_ADD_PROC(&acpi_battery_sysctl_ctx,
SYSCTL_CHILDREN(acpi_battery_sysctl_tree),
OID_AUTO, "state", CTLTYPE_INT | CTLFLAG_RD,
&acpi_battery_battinfo.state, 0, acpi_battery_sysctl, "I",
"current status flags");
SYSCTL_ADD_PROC(&acpi_battery_sysctl_ctx,
SYSCTL_CHILDREN(acpi_battery_sysctl_tree),
OID_AUTO, "units", CTLTYPE_INT | CTLFLAG_RD,
NULL, 0, acpi_battery_units_sysctl, "I", "number of batteries");
SYSCTL_ADD_INT(&acpi_battery_sysctl_ctx,
SYSCTL_CHILDREN(acpi_battery_sysctl_tree),
OID_AUTO, "info_expire", CTLFLAG_RW,
&acpi_battery_info_expire, 0,
"time in seconds until info is refreshed");
acpi_batteries_initted = TRUE;
out:
if (error != 0) {
acpi_deregister_ioctl(ACPIIO_BATT_GET_UNITS, acpi_battery_ioctl);
acpi_deregister_ioctl(ACPIIO_BATT_GET_BATTINFO, acpi_battery_ioctl);
acpi_deregister_ioctl(ACPIIO_BATT_GET_BIF, acpi_battery_ioctl);
acpi_deregister_ioctl(ACPIIO_BATT_GET_BST, acpi_battery_ioctl);
}
return (error);
}
/*
* Query each of the ACPI control methods that contain information we're
* interested in. We check the return values from the control methods and
* adjust any state variables if they should be adjusted.
*/
static uint8_t
acpi_fujitsu_update(struct acpi_fujitsu_softc *sc)
{
int changed;
struct acpi_softc *acpi_sc;
acpi_sc = acpi_device_get_parent_softc(sc->dev);
ACPI_SERIAL_ASSERT(fujitsu);
if(sc->gsif.exists)
changed = sc->gsif.value & acpi_fujitsu_method_get(sc,METHOD_GHKS);
else
changed = 0;
/* System Volume Level */
if(sc->gvol.exists) {
if (ACPI_FAILURE(acpi_GetInteger(sc->handle,
sc->gvol.name, &(sc->gvol.value)))) {
device_printf(sc->dev, "Couldn't query volume level\n");
return (FALSE);
}
if (changed & VOLUME_CHANGED) {
sc->bIsMuted =
(uint8_t)((sc->gvol.value & VOLUME_MUTE_BIT) != 0);
/* Clear the modification bit */
sc->gvol.value &= VOLUME_SETTING_BITS;
if (sc->bIsMuted) {
acpi_UserNotify("FUJITSU", sc->handle, FN_MUTE);
ACPI_VPRINT(sc->dev, acpi_sc, "Volume is now mute\n");
} else
ACPI_VPRINT(sc->dev, acpi_sc, "Volume is now %d\n",
sc->gvol.value);
acpi_UserNotify("FUJITSU", sc->handle, FN_VOLUME);
}
}
/* Internal mouse pointer (eraserhead) */
if(sc->gmou.exists) {
if (ACPI_FAILURE(acpi_GetInteger(sc->handle,
sc->gmou.name, &(sc->gmou.value)))) {
device_printf(sc->dev, "Couldn't query pointer state\n");
return (FALSE);
}
if (changed & MOUSE_CHANGED) {
sc->bIntPtrEnabled = (uint8_t)(sc->gmou.value & 0x1);
/* Clear the modification bit */
sc->gmou.value &= MOUSE_SETTING_BITS;
acpi_UserNotify("FUJITSU", sc->handle, FN_POINTER_ENABLE);
ACPI_VPRINT(sc->dev, acpi_sc, "Internal pointer is now %s\n",
(sc->bIntPtrEnabled) ? "enabled" : "disabled");
}
}
/* Screen Brightness Level */
if(sc->gbll.exists) {
if (ACPI_FAILURE(acpi_GetInteger(sc->handle,
sc->gbll.name, &(sc->gbll.value)))) {
device_printf(sc->dev, "Couldn't query brightness level\n");
return (FALSE);
}
if (changed & BRIGHT_CHANGED) {
/* No state to record here. */
/* Clear the modification bit */
sc->gbll.value &= BRIGHTNESS_SETTING_BITS;
acpi_UserNotify("FUJITSU", sc->handle, FN_LCD_BRIGHTNESS);
ACPI_VPRINT(sc->dev, acpi_sc, "Brightness level is now %d\n",
sc->gbll.value);
}
}
sc->lastValChanged = changed;
return (TRUE);
}
static int
acpi_smbus_read_multi_1(struct acpi_smbat_softc *sc, uint8_t addr, uint8_t cmd,
uint8_t *ptr, uint16_t len)
{
UINT64 val;
uint8_t to;
int error;
ACPI_SERIAL_ASSERT(smbat);
if (batt_sleep_ms)
AcpiOsSleep(batt_sleep_ms);
val = addr;
error = ACPI_EC_WRITE(sc->ec_dev, sc->sb_base_addr + SMBUS_ADDR,
val, 1);
if (error)
goto out;
val = cmd;
error = ACPI_EC_WRITE(sc->ec_dev, sc->sb_base_addr + SMBUS_CMD,
val, 1);
if (error)
goto out;
val = 0x0B /* | 0x80 if PEC */ ;
error = ACPI_EC_WRITE(sc->ec_dev, sc->sb_base_addr + SMBUS_PRTCL,
val, 1);
if (error)
goto out;
if (batt_sleep_ms)
AcpiOsSleep(batt_sleep_ms);
for (to = SMBUS_TIMEOUT; to != 0; to--) {
error = ACPI_EC_READ(sc->ec_dev, sc->sb_base_addr + SMBUS_PRTCL,
&val, 1);
if (error)
goto out;
if (val == 0)
break;
AcpiOsSleep(10);
}
if (to == 0) {
error = ETIMEDOUT;
goto out;
}
error = ACPI_EC_READ(sc->ec_dev, sc->sb_base_addr + SMBUS_STS, &val, 1);
if (error)
goto out;
if (val & SMBUS_STS_MASK) {
kprintf("%s: AE_ERROR 0x%x\n",
__func__, (int)(val & SMBUS_STS_MASK));
error = EIO;
goto out;
}
/* get length */
error = ACPI_EC_READ(sc->ec_dev, sc->sb_base_addr + SMBUS_BCNT,
&val, 1);
if (error)
goto out;
val = (val & 0x1f) + 1;
bzero(ptr, len);
if (len > val)
len = val;
if (batt_sleep_ms)
AcpiOsSleep(batt_sleep_ms);
while (len--) {
error = ACPI_EC_READ(sc->ec_dev, sc->sb_base_addr + SMBUS_DATA
+ len, &val, 1);
if (error)
goto out;
ptr[len] = val;
if (batt_sleep_ms)
AcpiOsSleep(batt_sleep_ms);
}
out:
return (error);
}
static int
acpi_smbus_read_2(struct acpi_smbat_softc *sc, uint8_t addr, uint8_t cmd,
uint16_t *ptr)
{
int error, to;
UINT64 val;
ACPI_SERIAL_ASSERT(smbat);
if (batt_sleep_ms)
AcpiOsSleep(batt_sleep_ms);
val = addr;
error = ACPI_EC_WRITE(sc->ec_dev, sc->sb_base_addr + SMBUS_ADDR,
val, 1);
if (error)
goto out;
val = cmd;
error = ACPI_EC_WRITE(sc->ec_dev, sc->sb_base_addr + SMBUS_CMD,
val, 1);
if (error)
goto out;
val = 0x09; /* | 0x80 if PEC */
error = ACPI_EC_WRITE(sc->ec_dev, sc->sb_base_addr + SMBUS_PRTCL,
val, 1);
if (error)
goto out;
if (batt_sleep_ms)
AcpiOsSleep(batt_sleep_ms);
for (to = SMBUS_TIMEOUT; to != 0; to--) {
error = ACPI_EC_READ(sc->ec_dev, sc->sb_base_addr + SMBUS_PRTCL,
&val, 1);
if (error)
goto out;
if (val == 0)
break;
AcpiOsSleep(10);
}
if (to == 0) {
error = ETIMEDOUT;
goto out;
}
error = ACPI_EC_READ(sc->ec_dev, sc->sb_base_addr + SMBUS_STS, &val, 1);
if (error)
goto out;
if (val & SMBUS_STS_MASK) {
kprintf("%s: AE_ERROR 0x%x\n",
__func__, (int)(val & SMBUS_STS_MASK));
error = EIO;
goto out;
}
error = ACPI_EC_READ(sc->ec_dev, sc->sb_base_addr + SMBUS_DATA,
&val, 2);
if (error)
goto out;
*ptr = val;
out:
return (error);
}
static void
acpi_cmbat_get_bif(void *arg)
{
struct acpi_cmbat_softc *sc;
ACPI_STATUS as;
ACPI_OBJECT *res;
ACPI_HANDLE h;
ACPI_BUFFER bif_buffer;
device_t dev;
ACPI_SERIAL_ASSERT(cmbat);
dev = arg;
sc = device_get_softc(dev);
h = acpi_get_handle(dev);
bif_buffer.Pointer = NULL;
bif_buffer.Length = ACPI_ALLOCATE_BUFFER;
as = AcpiEvaluateObject(h, "_BIF", NULL, &bif_buffer);
if (ACPI_FAILURE(as)) {
ACPI_VPRINT(dev, acpi_device_get_parent_softc(dev),
"error fetching current battery info -- %s\n",
AcpiFormatException(as));
goto end;
}
res = (ACPI_OBJECT *)bif_buffer.Pointer;
if (!ACPI_PKG_VALID(res, 13)) {
ACPI_VPRINT(dev, acpi_device_get_parent_softc(dev),
"battery info corrupted\n");
goto end;
}
if (acpi_PkgInt32(res, 0, &sc->bif.units) != 0)
goto end;
if (acpi_PkgInt32(res, 1, &sc->bif.dcap) != 0)
goto end;
if (acpi_PkgInt32(res, 2, &sc->bif.lfcap) != 0)
goto end;
if (acpi_PkgInt32(res, 3, &sc->bif.btech) != 0)
goto end;
if (acpi_PkgInt32(res, 4, &sc->bif.dvol) != 0)
goto end;
if (acpi_PkgInt32(res, 5, &sc->bif.wcap) != 0)
goto end;
if (acpi_PkgInt32(res, 6, &sc->bif.lcap) != 0)
goto end;
if (acpi_PkgInt32(res, 7, &sc->bif.gra1) != 0)
goto end;
if (acpi_PkgInt32(res, 8, &sc->bif.gra2) != 0)
goto end;
if (acpi_PkgStr(res, 9, sc->bif.model, ACPI_CMBAT_MAXSTRLEN) != 0)
goto end;
if (acpi_PkgStr(res, 10, sc->bif.serial, ACPI_CMBAT_MAXSTRLEN) != 0)
goto end;
if (acpi_PkgStr(res, 11, sc->bif.type, ACPI_CMBAT_MAXSTRLEN) != 0)
goto end;
if (acpi_PkgStr(res, 12, sc->bif.oeminfo, ACPI_CMBAT_MAXSTRLEN) != 0)
goto end;
end:
if (bif_buffer.Pointer != NULL)
AcpiOsFree(bif_buffer.Pointer);
}
