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- Use a ENVSYS_BATTERY_STATE sensor rather than ENVSYS_GSTRING. 

- Use ENVSYS_FMONSTCHANGED on the ENVSYS_BATTERY_STATE sensor to monitor
  state changes.
This commit is contained in:
xtraeme 2007-09-04 16:56:30 +00:00
parent b5822e79d4
commit debeab5278
1 changed files with 15 additions and 19 deletions
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34
sys/dev/acpi/acpi_bat.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: acpi_bat.c,v 1.55 2007/09/02 19:38:32 xtraeme Exp $ */
/* $NetBSD: acpi_bat.c,v 1.56 2007/09/04 16:56:30 xtraeme Exp $ */
/*-
* Copyright (c) 2003 The NetBSD Foundation, Inc.
@ -86,7 +86,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: acpi_bat.c,v 1.55 2007/09/02 19:38:32 xtraeme Exp $");
__KERNEL_RCSID(0, "$NetBSD: acpi_bat.c,v 1.56 2007/09/04 16:56:30 xtraeme Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -420,7 +420,6 @@ acpibat_get_status(struct acpibat_softc *sc)
ACPI_OBJECT *p1, *p2;
ACPI_STATUS rv;
ACPI_BUFFER buf;
const char *chargestate = "NORMAL";
rv = acpi_eval_struct(sc->sc_node->ad_handle, "_BST", &buf);
if (ACPI_FAILURE(rv)) {
@ -466,6 +465,9 @@ acpibat_get_status(struct acpibat_softc *sc)
sc->sc_data[ACPIBAT_DISCHARGERATE].state = ENVSYS_SINVALID;
}
sc->sc_data[ACPIBAT_CHARGE_STATE].value_cur =
ENVSYS_BATTERY_STATE_NORMAL;
sc->sc_data[ACPIBAT_CAPACITY].value_cur = p2[2].Integer.Value * 1000;
sc->sc_data[ACPIBAT_CAPACITY].state = ENVSYS_SVALID;
sc->sc_data[ACPIBAT_CAPACITY].flags |=
@ -476,23 +478,23 @@ acpibat_get_status(struct acpibat_softc *sc)
if (sc->sc_data[ACPIBAT_CAPACITY].value_cur <
sc->sc_data[ACPIBAT_WCAPACITY].value_cur) {
sc->sc_data[ACPIBAT_CAPACITY].state = ENVSYS_SWARNUNDER;
chargestate = "WARNING";
sc->sc_data[ACPIBAT_CHARGE_STATE].value_cur =
ENVSYS_BATTERY_STATE_WARNING;
}
if (sc->sc_data[ACPIBAT_CAPACITY].value_cur <
sc->sc_data[ACPIBAT_LCAPACITY].value_cur) {
sc->sc_data[ACPIBAT_CAPACITY].state = ENVSYS_SCRITUNDER;
chargestate = "LOW";
sc->sc_data[ACPIBAT_CHARGE_STATE].value_cur =
ENVSYS_BATTERY_STATE_LOW;
}
if (status & ACPIBAT_ST_CRITICAL) {
sc->sc_data[ACPIBAT_CAPACITY].state = ENVSYS_SCRITICAL;
chargestate = "CRITICAL";
sc->sc_data[ACPIBAT_CHARGE_STATE].value_cur =
ENVSYS_BATTERY_STATE_CRITICAL;
}
(void)strlcpy(sc->sc_data[ACPIBAT_CHARGE_STATE].genstr, chargestate,
sizeof(sc->sc_data->genstr));
mutex_exit(&sc->sc_mtx);
rv = AE_OK;
@ -669,7 +671,6 @@ static void
acpibat_init_envsys(struct acpibat_softc *sc)
{
int capunit, rateunit;
const char *chargestate = "UNKNOWN";
if (sc->sc_flags & ABAT_F_PWRUNIT_MA) {
capunit = ENVSYS_SAMPHOUR;
@ -698,18 +699,13 @@ acpibat_init_envsys(struct acpibat_softc *sc)
INITDATA(ACPIBAT_DISCHARGERATE, rateunit, "discharge rate");
INITDATA(ACPIBAT_CAPACITY, capunit, "charge");
INITDATA(ACPIBAT_CHARGING, ENVSYS_INDICATOR, "charging");
INITDATA(ACPIBAT_CHARGE_STATE, ENVSYS_GSTRING, "charge state");
INITDATA(ACPIBAT_CHARGE_STATE, ENVSYS_BATTERY_STATE, "charge state");
#undef INITDATA
/* We don't know yet at which state is the battery... */
(void)strlcpy(sc->sc_data[ACPIBAT_CHARGE_STATE].genstr, chargestate,
sizeof(sc->sc_data->genstr));
/* Enable monitoring for the charge sensor */
sc->sc_data[ACPIBAT_CAPACITY].monitor = true;
sc->sc_data[ACPIBAT_CAPACITY].flags =
(ENVSYS_FMONCRITICAL|ENVSYS_FMONCRITUNDER|ENVSYS_FMONWARNUNDER);
/* Enable monitoring for the charge state sensor */
sc->sc_data[ACPIBAT_CHARGE_STATE].monitor = true;
sc->sc_data[ACPIBAT_CHARGE_STATE].flags |= ENVSYS_FMONSTCHANGED;
/* Disable userland monitoring on these sensors */
sc->sc_data[ACPIBAT_VOLTAGE].flags = ENVSYS_FMONNOTSUPP;