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-rw-r--r--sys/amd64/amd64/identcpu.c70
-rw-r--r--sys/conf/files1
-rw-r--r--sys/dev/acpica/acpi_acad.c3
-rw-r--r--sys/dev/acpica/acpi_cpu.c31
-rw-r--r--sys/dev/acpica/acpi_powerprofile.c65
-rw-r--r--sys/dev/acpica/acpi_thermal.c20
-rw-r--r--sys/dev/acpica/acpivar.h15
-rw-r--r--sys/i386/apm/apm.c20
-rw-r--r--sys/i386/bios/apm.c20
-rw-r--r--sys/i386/i386/identcpu.c70
-rw-r--r--sys/kern/subr_power.c31
-rw-r--r--sys/modules/acpi/Makefile2
-rw-r--r--sys/sys/power.h14
13 files changed, 267 insertions, 95 deletions
diff --git a/sys/amd64/amd64/identcpu.c b/sys/amd64/amd64/identcpu.c
index 156d2c0..6aa0967 100644
--- a/sys/amd64/amd64/identcpu.c
+++ b/sys/amd64/amd64/identcpu.c
@@ -48,6 +48,7 @@
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/sysctl.h>
+#include <sys/power.h>
#include <machine/asmacros.h>
#include <machine/clock.h>
@@ -1135,9 +1136,40 @@ static u_int crusoe_longrun;
static u_int crusoe_frequency;
static u_int crusoe_voltage;
static u_int crusoe_percentage;
+static u_int crusoe_performance_longrun = LONGRUN_MODE_PERFORMANCE;
+static u_int crusoe_economy_longrun = LONGRUN_MODE_ECONOMY;
static struct sysctl_ctx_list crusoe_sysctl_ctx;
static struct sysctl_oid *crusoe_sysctl_tree;
+static void
+tmx86_longrun_power_profile(void *arg)
+{
+ int state;
+ u_int new;
+
+ state = power_profile_get_state();
+ if (state != POWER_PROFILE_PERFORMANCE &&
+ state != POWER_PROFILE_ECONOMY) {
+ return;
+ }
+
+ switch (state) {
+ case POWER_PROFILE_PERFORMANCE:
+ new =crusoe_performance_longrun;
+ break;
+ case POWER_PROFILE_ECONOMY:
+ new = crusoe_economy_longrun;
+ break;
+ default:
+ new = tmx86_get_longrun_mode();
+ break;
+ }
+
+ if (tmx86_get_longrun_mode() != new) {
+ tmx86_set_longrun_mode(new);
+ }
+}
+
static int
tmx86_longrun_sysctl(SYSCTL_HANDLER_ARGS)
{
@@ -1175,6 +1207,34 @@ tmx86_status_sysctl(SYSCTL_HANDLER_ARGS)
return (error);
}
+static int
+tmx86_longrun_profile_sysctl(SYSCTL_HANDLER_ARGS)
+{
+ u_int32_t *argp;
+ u_int32_t arg;
+ int error;
+
+ argp = (u_int32_t *)oidp->oid_arg1;
+ arg = *argp;
+ error = sysctl_handle_int(oidp, &arg, 0, req);
+
+ /* error or no new value */
+ if ((error != 0) || (req->newptr == NULL))
+ return (error);
+
+ /* range check */
+ if (arg >= LONGRUN_MODE_UNKNOWN)
+ return (EINVAL);
+
+ /* set new value and possibly switch */
+ *argp = arg;
+
+ tmx86_longrun_power_profile(NULL);
+
+ return (0);
+
+}
+
static void
setup_tmx86_longrun(void)
{
@@ -1205,6 +1265,16 @@ setup_tmx86_longrun(void)
OID_AUTO, "percentage", CTLTYPE_INT | CTLFLAG_RD,
&crusoe_percentage, 0, tmx86_status_sysctl, "I",
"Processing performance (%)");
+ SYSCTL_ADD_PROC(&crusoe_sysctl_ctx, SYSCTL_CHILDREN(crusoe_sysctl_tree),
+ OID_AUTO, "performance_longrun", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_RW,
+ &crusoe_performance_longrun, 0, tmx86_longrun_profile_sysctl, "I", "");
+ SYSCTL_ADD_PROC(&crusoe_sysctl_ctx, SYSCTL_CHILDREN(crusoe_sysctl_tree),
+ OID_AUTO, "economy_longrun", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_RW,
+ &crusoe_economy_longrun, 0, tmx86_longrun_profile_sysctl, "I", "");
+
+ /* register performance profile change handler */
+ EVENTHANDLER_REGISTER(power_profile_change, tmx86_longrun_power_profile, NULL, 0);
+
}
static void
diff --git a/sys/conf/files b/sys/conf/files
index 554821b..03ebaca 100644
--- a/sys/conf/files
+++ b/sys/conf/files
@@ -207,7 +207,6 @@ dev/acpica/acpi_ec.c optional acpica
dev/acpica/acpi_lid.c optional acpica
dev/acpica/acpi_pcib.c optional acpica pci
dev/acpica/acpi_powerres.c optional acpica nowerror
-dev/acpica/acpi_powerprofile.c optional acpica
dev/acpica/acpi_resource.c optional acpica
dev/acpica/acpi_thermal.c optional acpica
dev/acpica/acpi_timer.c optional acpica
diff --git a/sys/dev/acpica/acpi_acad.c b/sys/dev/acpica/acpi_acad.c
index 10fe39a..2c9daf9 100644
--- a/sys/dev/acpica/acpi_acad.c
+++ b/sys/dev/acpica/acpi_acad.c
@@ -37,6 +37,7 @@
#include <sys/ioccom.h>
#include <sys/malloc.h>
#include <sys/conf.h>
+#include <sys/power.h>
#include "acpi.h"
#include <dev/acpica/acpivar.h>
@@ -79,7 +80,7 @@ acpi_acad_get_status(void *context)
if (sc->status != newstatus) {
sc->status = newstatus;
/* set system power profile based on AC adapter status */
- powerprofile_set_state(sc->status ? POWERPROFILE_PERFORMANCE : POWERPROFILE_ECONOMY);
+ power_profile_set_state(sc->status ? POWER_PROFILE_PERFORMANCE : POWER_PROFILE_ECONOMY);
ACPI_VPRINT(dev, acpi_device_get_parent_softc(dev),
"%s Line\n",(sc->status) ? "On" : "Off");
}
diff --git a/sys/dev/acpica/acpi_cpu.c b/sys/dev/acpica/acpi_cpu.c
index ab55023..7014705 100644
--- a/sys/dev/acpica/acpi_cpu.c
+++ b/sys/dev/acpica/acpi_cpu.c
@@ -30,6 +30,7 @@
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/bus.h>
+#include <sys/power.h>
#include <machine/bus_pio.h>
#include <machine/bus.h>
@@ -99,7 +100,7 @@ static int acpi_cpu_probe(device_t dev);
static int acpi_cpu_attach(device_t dev);
static void acpi_cpu_init_throttling(void *arg);
static void acpi_cpu_set_speed(u_int32_t speed);
-static void acpi_cpu_powerprofile(void *arg);
+static void acpi_cpu_power_profile(void *arg);
static int acpi_cpu_speed_sysctl(SYSCTL_HANDLER_ARGS);
static device_method_t acpi_cpu_methods[] = {
@@ -280,7 +281,7 @@ acpi_cpu_init_throttling(void *arg)
cpu_economy_state = cpu_temp_speed;
/* register performance profile change handler */
- EVENTHANDLER_REGISTER(powerprofile_change, acpi_cpu_powerprofile, NULL, 0);
+ EVENTHANDLER_REGISTER(power_profile_change, acpi_cpu_power_profile, NULL, 0);
/* if ACPI 2.0+, signal platform that we are taking over throttling */
if (cpu_pstate_cnt != 0) {
@@ -291,7 +292,7 @@ acpi_cpu_init_throttling(void *arg)
ACPI_UNLOCK;
/* set initial speed */
- acpi_cpu_powerprofile(NULL);
+ acpi_cpu_power_profile(NULL);
printf("acpi_cpu: CPU throttling enabled, %d steps from 100%% to %d.%d%%\n",
CPU_MAX_SPEED, CPU_SPEED_PRINTABLE(1));
@@ -347,13 +348,31 @@ acpi_cpu_set_speed(u_int32_t speed)
* Uses the ACPI lock to avoid reentrancy.
*/
static void
-acpi_cpu_powerprofile(void *arg)
+acpi_cpu_power_profile(void *arg)
{
+ int state;
u_int32_t new;
+ state = power_profile_get_state();
+ if (state != POWER_PROFILE_PERFORMANCE &&
+ state != POWER_PROFILE_ECONOMY) {
+ return;
+ }
+
ACPI_LOCK;
- new = (powerprofile_get_state() == POWERPROFILE_PERFORMANCE) ? cpu_performance_state : cpu_economy_state;
+ switch (state) {
+ case POWER_PROFILE_PERFORMANCE:
+ new = cpu_performance_state;
+ break;
+ case POWER_PROFILE_ECONOMY:
+ new = cpu_economy_state;
+ break;
+ default:
+ new = cpu_current_state;
+ break;
+ }
+
if (cpu_current_state != new)
acpi_cpu_set_speed(new);
@@ -387,7 +406,7 @@ acpi_cpu_speed_sysctl(SYSCTL_HANDLER_ARGS)
/* set new value and possibly switch */
*argp = arg;
- acpi_cpu_powerprofile(NULL);
+ acpi_cpu_power_profile(NULL);
return(0);
}
diff --git a/sys/dev/acpica/acpi_powerprofile.c b/sys/dev/acpica/acpi_powerprofile.c
deleted file mode 100644
index d5d952c..0000000
--- a/sys/dev/acpica/acpi_powerprofile.c
+++ /dev/null
@@ -1,65 +0,0 @@
-/*-
- * Copyright (c) 2001 Michael Smith
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD$
- */
-
-#include "opt_acpi.h" /* XXX trim includes */
-#include <sys/param.h>
-#include <sys/lock.h>
-#include <sys/mutex.h>
-#include <sys/bus.h>
-
-#include "acpi.h"
-
-#include <dev/acpica/acpivar.h>
-
-static int powerprofile_state = POWERPROFILE_PERFORMANCE;
-
-int
-powerprofile_get_state(void)
-{
- return(powerprofile_state);
-}
-
-void
-powerprofile_set_state(int state)
-{
- int changed;
-
- ACPI_LOCK;
- if (state != powerprofile_state) {
- powerprofile_state = state;
- changed = 1;
- printf("system power profile changed to '%s'\n",
- (state == POWERPROFILE_PERFORMANCE) ? "performance" : "economy");
- } else {
- changed = 0;
- }
- ACPI_UNLOCK;
- if (changed)
- EVENTHANDLER_INVOKE(powerprofile_change);
-}
-
diff --git a/sys/dev/acpica/acpi_thermal.c b/sys/dev/acpica/acpi_thermal.c
index 92902af..15acc1d 100644
--- a/sys/dev/acpica/acpi_thermal.c
+++ b/sys/dev/acpica/acpi_thermal.c
@@ -38,6 +38,7 @@
#include <sys/reboot.h>
#include <sys/sysctl.h>
#include <sys/unistd.h>
+#include <sys/power.h>
#include "acpi.h"
@@ -87,7 +88,7 @@ struct acpi_tz_softc {
#define TZ_THFLAG_CRT (1<<3)
int tz_flags;
#define TZ_FLAG_NO_SCP (1<<0) /* no _SCP method */
-#define TZ_FLAG_GETPROFILE (1<<1) /* fetch powerprofile in timeout */
+#define TZ_FLAG_GETPROFILE (1<<1) /* fetch power_profile in timeout */
struct timespec tz_cooling_started; /* current cooling starting time */
struct sysctl_ctx_list tz_sysctl_ctx; /* sysctl tree */
@@ -109,7 +110,7 @@ static void acpi_tz_sanity(struct acpi_tz_softc *sc, int *val, char *what);
static int acpi_tz_active_sysctl(SYSCTL_HANDLER_ARGS);
static void acpi_tz_notify_handler(ACPI_HANDLE h, UINT32 notify, void *context);
static void acpi_tz_timeout(struct acpi_tz_softc *sc);
-static void acpi_tz_powerprofile(void *arg);
+static void acpi_tz_power_profile(void *arg);
static void acpi_tz_thread(void *arg);
static struct proc *acpi_tz_proc;
@@ -248,7 +249,7 @@ acpi_tz_attach(device_t dev)
* invocation by our timeout. We defer it like this so that the rest
* of the subsystem has time to come up.
*/
- EVENTHANDLER_REGISTER(powerprofile_change, acpi_tz_powerprofile, sc, 0);
+ EVENTHANDLER_REGISTER(power_profile_change, acpi_tz_power_profile, sc, 0);
sc->tz_flags |= TZ_FLAG_GETPROFILE;
/*
@@ -713,7 +714,7 @@ acpi_tz_timeout(struct acpi_tz_softc *sc)
/* do we need to get the power profile settings? */
if (sc->tz_flags & TZ_FLAG_GETPROFILE) {
- acpi_tz_powerprofile((void *)sc);
+ acpi_tz_power_profile((void *)sc);
sc->tz_flags &= ~TZ_FLAG_GETPROFILE;
}
@@ -733,12 +734,19 @@ acpi_tz_timeout(struct acpi_tz_softc *sc)
* to get the ACPI lock itself.
*/
static void
-acpi_tz_powerprofile(void *arg)
+acpi_tz_power_profile(void *arg)
{
ACPI_OBJECT_LIST args;
ACPI_OBJECT obj;
ACPI_STATUS status;
struct acpi_tz_softc *sc = (struct acpi_tz_softc *)arg;
+ int state;
+
+ state = power_profile_get_state();
+ if (state != POWER_PROFILE_PERFORMANCE &&
+ state != POWER_PROFILE_ECONOMY) {
+ return;
+ }
ACPI_LOCK;
@@ -747,7 +755,7 @@ acpi_tz_powerprofile(void *arg)
/* call _SCP to set the new profile */
obj.Type = ACPI_TYPE_INTEGER;
- obj.Integer.Value = (powerprofile_get_state() == POWERPROFILE_PERFORMANCE) ? 0 : 1;
+ obj.Integer.Value = (state == POWER_PROFILE_PERFORMANCE) ? 0 : 1;
args.Count = 1;
args.Pointer = &obj;
if (ACPI_FAILURE(status = AcpiEvaluateObject(sc->tz_handle, "_SCP", &args, NULL))) {
diff --git a/sys/dev/acpica/acpivar.h b/sys/dev/acpica/acpivar.h
index ac86c41..5a04cf5 100644
--- a/sys/dev/acpica/acpivar.h
+++ b/sys/dev/acpica/acpivar.h
@@ -358,21 +358,6 @@ extern int acpi_cmbat_get_battinfo(int, struct acpi_battinfo *);
extern int acpi_acad_get_acline(int *);
-/*
- * System power API.
- *
- * XXX should this be further generalised?
- *
- */
-#define POWERPROFILE_PERFORMANCE 0
-#define POWERPROFILE_ECONOMY 1
-
-extern int powerprofile_get_state(void);
-extern void powerprofile_set_state(int state);
-
-typedef void (*powerprofile_change_hook)(void *);
-EVENTHANDLER_DECLARE(powerprofile_change, powerprofile_change_hook);
-
#if defined(ACPI_MAX_THREADS) && ACPI_MAX_THREADS > 0
/*
* ACPI task kernel thread initialization.
diff --git a/sys/i386/apm/apm.c b/sys/i386/apm/apm.c
index 85d4bd2..9749e0c 100644
--- a/sys/i386/apm/apm.c
+++ b/sys/i386/apm/apm.c
@@ -906,6 +906,24 @@ apm_record_event(struct apm_softc *sc, u_int event_type)
return (sc->sc_flags & SCFLAG_OCTL) ? 0 : 1; /* user may handle */
}
+/* Power profile */
+static void
+apm_power_profile(struct apm_softc *sc)
+{
+ int state;
+ struct apm_info info;
+ static int apm_acline = 0;
+
+ if (apm_get_info(&info))
+ return;
+
+ if (apm_acline != info.ai_acline) {
+ apm_acline = info.ai_acline;
+ state = apm_acline ? POWER_PROFILE_PERFORMANCE : POWER_PROFILE_ECONOMY;
+ power_profile_set_state(state);
+ }
+}
+
/* Process APM event */
static void
apm_processevent(void)
@@ -975,6 +993,7 @@ apm_processevent(void)
break;
OPMEV_DEBUGMESSAGE(PMEV_POWERSTATECHANGE);
apm_record_event(sc, apm_event);
+ apm_power_profile(sc);
break;
OPMEV_DEBUGMESSAGE(PMEV_UPDATETIME);
apm_record_event(sc, apm_event);
@@ -982,6 +1001,7 @@ apm_processevent(void)
break;
OPMEV_DEBUGMESSAGE(PMEV_CAPABILITIESCHANGE);
apm_record_event(sc, apm_event);
+ apm_power_profile(sc);
break;
case PMEV_NOEVENT:
break;
diff --git a/sys/i386/bios/apm.c b/sys/i386/bios/apm.c
index 85d4bd2..9749e0c 100644
--- a/sys/i386/bios/apm.c
+++ b/sys/i386/bios/apm.c
@@ -906,6 +906,24 @@ apm_record_event(struct apm_softc *sc, u_int event_type)
return (sc->sc_flags & SCFLAG_OCTL) ? 0 : 1; /* user may handle */
}
+/* Power profile */
+static void
+apm_power_profile(struct apm_softc *sc)
+{
+ int state;
+ struct apm_info info;
+ static int apm_acline = 0;
+
+ if (apm_get_info(&info))
+ return;
+
+ if (apm_acline != info.ai_acline) {
+ apm_acline = info.ai_acline;
+ state = apm_acline ? POWER_PROFILE_PERFORMANCE : POWER_PROFILE_ECONOMY;
+ power_profile_set_state(state);
+ }
+}
+
/* Process APM event */
static void
apm_processevent(void)
@@ -975,6 +993,7 @@ apm_processevent(void)
break;
OPMEV_DEBUGMESSAGE(PMEV_POWERSTATECHANGE);
apm_record_event(sc, apm_event);
+ apm_power_profile(sc);
break;
OPMEV_DEBUGMESSAGE(PMEV_UPDATETIME);
apm_record_event(sc, apm_event);
@@ -982,6 +1001,7 @@ apm_processevent(void)
break;
OPMEV_DEBUGMESSAGE(PMEV_CAPABILITIESCHANGE);
apm_record_event(sc, apm_event);
+ apm_power_profile(sc);
break;
case PMEV_NOEVENT:
break;
diff --git a/sys/i386/i386/identcpu.c b/sys/i386/i386/identcpu.c
index 156d2c0..6aa0967 100644
--- a/sys/i386/i386/identcpu.c
+++ b/sys/i386/i386/identcpu.c
@@ -48,6 +48,7 @@
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/sysctl.h>
+#include <sys/power.h>
#include <machine/asmacros.h>
#include <machine/clock.h>
@@ -1135,9 +1136,40 @@ static u_int crusoe_longrun;
static u_int crusoe_frequency;
static u_int crusoe_voltage;
static u_int crusoe_percentage;
+static u_int crusoe_performance_longrun = LONGRUN_MODE_PERFORMANCE;
+static u_int crusoe_economy_longrun = LONGRUN_MODE_ECONOMY;
static struct sysctl_ctx_list crusoe_sysctl_ctx;
static struct sysctl_oid *crusoe_sysctl_tree;
+static void
+tmx86_longrun_power_profile(void *arg)
+{
+ int state;
+ u_int new;
+
+ state = power_profile_get_state();
+ if (state != POWER_PROFILE_PERFORMANCE &&
+ state != POWER_PROFILE_ECONOMY) {
+ return;
+ }
+
+ switch (state) {
+ case POWER_PROFILE_PERFORMANCE:
+ new =crusoe_performance_longrun;
+ break;
+ case POWER_PROFILE_ECONOMY:
+ new = crusoe_economy_longrun;
+ break;
+ default:
+ new = tmx86_get_longrun_mode();
+ break;
+ }
+
+ if (tmx86_get_longrun_mode() != new) {
+ tmx86_set_longrun_mode(new);
+ }
+}
+
static int
tmx86_longrun_sysctl(SYSCTL_HANDLER_ARGS)
{
@@ -1175,6 +1207,34 @@ tmx86_status_sysctl(SYSCTL_HANDLER_ARGS)
return (error);
}
+static int
+tmx86_longrun_profile_sysctl(SYSCTL_HANDLER_ARGS)
+{
+ u_int32_t *argp;
+ u_int32_t arg;
+ int error;
+
+ argp = (u_int32_t *)oidp->oid_arg1;
+ arg = *argp;
+ error = sysctl_handle_int(oidp, &arg, 0, req);
+
+ /* error or no new value */
+ if ((error != 0) || (req->newptr == NULL))
+ return (error);
+
+ /* range check */
+ if (arg >= LONGRUN_MODE_UNKNOWN)
+ return (EINVAL);
+
+ /* set new value and possibly switch */
+ *argp = arg;
+
+ tmx86_longrun_power_profile(NULL);
+
+ return (0);
+
+}
+
static void
setup_tmx86_longrun(void)
{
@@ -1205,6 +1265,16 @@ setup_tmx86_longrun(void)
OID_AUTO, "percentage", CTLTYPE_INT | CTLFLAG_RD,
&crusoe_percentage, 0, tmx86_status_sysctl, "I",
"Processing performance (%)");
+ SYSCTL_ADD_PROC(&crusoe_sysctl_ctx, SYSCTL_CHILDREN(crusoe_sysctl_tree),
+ OID_AUTO, "performance_longrun", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_RW,
+ &crusoe_performance_longrun, 0, tmx86_longrun_profile_sysctl, "I", "");
+ SYSCTL_ADD_PROC(&crusoe_sysctl_ctx, SYSCTL_CHILDREN(crusoe_sysctl_tree),
+ OID_AUTO, "economy_longrun", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_RW,
+ &crusoe_economy_longrun, 0, tmx86_longrun_profile_sysctl, "I", "");
+
+ /* register performance profile change handler */
+ EVENTHANDLER_REGISTER(power_profile_change, tmx86_longrun_power_profile, NULL, 0);
+
}
static void
diff --git a/sys/kern/subr_power.c b/sys/kern/subr_power.c
index d73958c..7c96c9e 100644
--- a/sys/kern/subr_power.c
+++ b/sys/kern/subr_power.c
@@ -28,6 +28,7 @@
#include <sys/param.h>
#include <sys/systm.h>
+#include <sys/proc.h>
#include <sys/power.h>
@@ -74,3 +75,33 @@ power_pm_suspend(int state)
power_pm_fn(POWER_CMD_SUSPEND, power_pm_arg, state);
}
+/*
+ * Power profile.
+ */
+
+static int power_profile_state = POWER_PROFILE_PERFORMANCE;
+
+int
+power_profile_get_state(void)
+{
+ return (power_profile_state);
+}
+
+void
+power_profile_set_state(int state)
+{
+ int changed;
+
+ if (state != power_profile_state) {
+ power_profile_state = state;
+ changed = 1;
+ printf("system power profile changed to '%s'\n",
+ (state == POWER_PROFILE_PERFORMANCE) ? "performance" : "economy");
+ } else {
+ changed = 0;
+ }
+
+ if (changed)
+ EVENTHANDLER_INVOKE(power_profile_change);
+}
+
diff --git a/sys/modules/acpi/Makefile b/sys/modules/acpi/Makefile
index 42a39df..e6f5c90 100644
--- a/sys/modules/acpi/Makefile
+++ b/sys/modules/acpi/Makefile
@@ -28,7 +28,7 @@ SRCS+= utglobal.c utinit.c utmath.c utmisc.c utobject.c utxface.c
# OSD layer
SRCS+= acpi.c acpi_acad.c acpi_battery.c acpi_button.c acpi_cmbat.c acpi_cpu.c
-SRCS+= acpi_ec.c acpi_lid.c acpi_pcib.c acpi_powerprofile.c
+SRCS+= acpi_ec.c acpi_lid.c acpi_pcib.c
SRCS+= acpi_powerres.c acpi_resource.c acpi_thermal.c acpi_timer.c
SRCS+= acpica_support.c
SRCS+= OsdDebug.c
diff --git a/sys/sys/power.h b/sys/sys/power.h
index a94ed06..b870924 100644
--- a/sys/sys/power.h
+++ b/sys/sys/power.h
@@ -29,6 +29,8 @@
#ifndef _SYS_POWER_H_
#define _SYS_POWER_H_
+#include <sys/eventhandler.h>
+
/* Power management system type */
#define POWER_PM_TYPE_APM 0x00
#define POWER_PM_TYPE_ACPI 0x01
@@ -47,5 +49,17 @@ extern int power_pm_register(u_int, power_pm_fn_t, void *);
extern u_int power_pm_get_type(void);
extern void power_pm_suspend(int);
+/*
+ * System power API.
+ */
+#define POWER_PROFILE_PERFORMANCE 0
+#define POWER_PROFILE_ECONOMY 1
+
+extern int power_profile_get_state(void);
+extern void power_profile_set_state(int);
+
+typedef void (*power_profile_change_hook)(void *);
+EVENTHANDLER_DECLARE(power_profile_change, power_profile_change_hook);
+
#endif /* !_SYS_POWER_H_ */
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