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Add a "reset button" type.

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This commit is contained in:
thorpej 2003-04-20 20:48:27 +00:00
parent 5f8d1cd0cc
commit 4bbda47b54
2 changed files with 27 additions and 3 deletions
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17
sys/dev/sysmon/sysmon_power.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: sysmon_power.c,v 1.2 2003/04/18 01:31:35 thorpej Exp $ */
/* $NetBSD: sysmon_power.c,v 1.3 2003/04/20 20:48:28 thorpej Exp $ */
/*
* Copyright (c) 2003 Wasabi Systems, Inc.
@ -434,6 +434,21 @@ sysmon_pswitch_event(struct sysmon_pswitch *smpsw, int event)
cpu_reboot(RB_POWERDOWN, NULL);
break;
case PSWITCH_TYPE_RESET:
if (event != PSWITCH_EVENT_PRESSED) {
/* just ignore it */
return;
}
/*
* Attempt a somewhat graceful reboot of the system,
* as if the user had issued a reboot(2) call.
*/
printf("%s: reset button pressed, rebooting!\n",
smpsw->smpsw_name);
cpu_reboot(0, NULL);
break;
case PSWITCH_TYPE_SLEEP:
if (event != PSWITCH_EVENT_PRESSED) {
/* just ignore it */

13
sys/sys/power.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: power.h,v 1.1 2003/04/18 01:31:35 thorpej Exp $ */
/* $NetBSD: power.h,v 1.2 2003/04/20 20:48:27 thorpej Exp $ */
/*
* Copyright (c) 2003 Wasabi Systems, Inc.
@ -60,7 +60,15 @@
* daemon present, an event on this button will
* cause a semi-graceful shutdown of the system
* to occur. This kind of button doesn't keep
* state; we only know (care) if an event occurrs.
* state; we only know (care) if an event occurs.
*
* Reset button This is the "reset" button on a system, or
* another button which provides a similar
* function. If there is no power management
* daemon present, an event on this button will
* cause a semi-graceful reboot of the system
* to occur. This kind of button doesn't keep
* state; we only know (care) if an event occurs.
*
* Sleep button This is a button which is dedicated to a
* "sleep" function. This kind of button doesn't
@ -75,6 +83,7 @@
#define PSWITCH_TYPE_POWER 0 /* power button */
#define PSWITCH_TYPE_SLEEP 1 /* sleep button */
#define PSWITCH_TYPE_LID 2 /* lid switch */
#define PSWITCH_TYPE_RESET 3 /* reset button */
#define PSWITCH_EVENT_PRESSED 0 /* button pressed */
#define PSWITCH_EVENT_RELEASED 1 /* button released */