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Only report a critical battery level once until it's gone non-critical.

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An improvement would be to check all batteries for critical state before
printing a message.

Reported by:	Kevin Oberman (oberman at es net)
This commit is contained in:
Nate Lawson 2004-12-20 05:03:41 +00:00
parent 87c9e3704f
commit 54640fac34
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=139057
1 changed files with 9 additions and 3 deletions
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12
sys/dev/acpica/acpi_cmbat.c
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@ -66,6 +66,7 @@ struct acpi_cmbat_softc {
struct timespec bif_lastupdated;
struct timespec bst_lastupdated;
int flags;
int present;
int cap;
int min;
@ -189,9 +190,14 @@ acpi_cmbat_get_bst(void *context)
goto end;
acpi_cmbat_info_updated(&sc->bst_lastupdated);
/* XXX Should we shut down here? */
if (sc->bst.state & ACPI_BATT_STAT_CRITICAL)
device_printf(dev, "critically low charge!\n");
/* XXX If all batteries are critical, perhaps we should suspend. */
if (sc->bst.state & ACPI_BATT_STAT_CRITICAL) {
if ((sc->flags & ACPI_BATT_STAT_CRITICAL) == 0) {
sc->flags |= ACPI_BATT_STAT_CRITICAL;
device_printf(dev, "critically low charge!\n");
}
} else
sc->flags &= ~ACPI_BATT_STAT_CRITICAL;
end:
if (bst_buffer.Pointer != NULL)