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skeleton smart battery driver. Doesn't do much yet.

This commit is contained in:
macallan 2007-03-25 23:22:46 +00:00
parent fd90105b35
commit a83aebf407
1 changed files with 107 additions and 0 deletions
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107
sys/arch/macppc/dev/smartbat.c Normal file
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/* $NetBSD: smartbat.c,v 1.1 2007/03/25 23:22:46 macallan Exp $ */
/*-
* Copyright (c) 2007 Michael Lorenz
* 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.
* 3. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: smartbat.c,v 1.1 2007/03/25 23:22:46 macallan Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/device.h>
#include <sys/proc.h>
#include <dev/sysmon/sysmonvar.h>
#include <dev/sysmon/sysmon_taskq.h>
#include <macppc/dev/pmuvar.h>
#include <macppc/dev/batteryvar.h>
#include <machine/bus.h>
#include "opt_battery.h"
#ifdef SMARTBAT_DEBUG
#define DPRINTF printf
#else
#define DPRINTF while (0) printf
#endif
#define BAT_CPU_TEMPERATURE 0
#define BAT_AC_PRESENT 1
#define BAT_PRESENT 2
#define BAT_VOLTAGE 3
#define BAT_CURRENT 4
#define BAT_MAX_CHARGE 5
#define BAT_CHARGE 6
#define BAT_CHARGING 7
#define BAT_DISCHARGING 8
#define BAT_FULL 9
#define BAT_TEMPERATURE 10
#define BAT_NSENSORS 11 /* number of sensors */
struct smartbat_softc {
struct device sc_dev;
struct pmu_ops *sc_pmu_ops;
int sc_num;
/* envsys stuff */
struct sysmon_envsys sc_sysmon;
struct envsys_basic_info sc_sinfo[BAT_NSENSORS];
struct envsys_tre_data sc_sdata[BAT_NSENSORS];
};
static void smartbat_attach(struct device *, struct device *, void *);
static int smartbat_match(struct device *, struct cfdata *, void *);
CFATTACH_DECL(smartbat, sizeof(struct smartbat_softc),
smartbat_match, smartbat_attach, NULL, NULL);
static int
smartbat_match(struct device *parent, struct cfdata *cf, void *aux)
{
struct battery_attach_args *baa = aux;
if (baa->baa_type == BATTERY_TYPE_SMART)
return 1;
return 0;
}
static void
smartbat_attach(struct device *parent, struct device *self, void *aux)
{
struct battery_attach_args *baa = aux;
struct smartbat_softc *sc = (struct smartbat_softc *)self;
sc->sc_pmu_ops = baa->baa_pmu_ops;
sc->sc_num = baa->baa_num;
printf(" addr %d: smart battery\n", sc->sc_num);
}