2 * Copyright (c) 2001 Mitsuru IWASAKI
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * $DragonFly: src/sys/platform/pc32/acpica/Attic/acpi_machdep.c,v 1.4 2004/05/26 19:10:00 dillon Exp $
28 #include <sys/cdefs.h>
30 #include <sys/param.h>
33 #include <sys/fcntl.h>
38 #include <dev/acpica/acpivar.h>
39 #include <dev/acpica/acpiio.h>
41 static device_t acpi_dev;
44 * APM driver emulation
47 #if defined(__DragonFly__) || __FreeBSD_version < 500000
48 #include <sys/select.h>
50 #include <sys/selinfo.h>
53 #include <machine/apm_bios.h>
54 #include <machine/pc/bios.h>
56 #if defined(__DragonFly__) || __FreeBSD_version < 500000
57 #include <i386/apm/apm.h>
59 #include <i386/bios/apm.h>
63 static struct apm_softc apm_softc;
65 static d_open_t apmopen;
66 static d_close_t apmclose;
67 static d_write_t apmwrite;
68 static d_ioctl_t apmioctl;
69 static d_poll_t apmpoll;
73 static struct cdevsw apm_cdevsw = {
91 acpi_capm_convert_battstate(struct acpi_battinfo *battp)
95 state = 0xff; /* XXX unknown */
97 if (battp->state & ACPI_BATT_STAT_DISCHARG) {
98 if (battp->cap >= 50) {
104 if (battp->state & ACPI_BATT_STAT_CRITICAL) {
105 state = 2; /* critical */
107 if (battp->state & ACPI_BATT_STAT_CHARGING) {
108 state = 3; /* charging */
114 acpi_capm_convert_battflags(struct acpi_battinfo *battp)
120 if (battp->cap >= 50) {
121 flags |= APM_BATT_HIGH;
123 if (battp->state & ACPI_BATT_STAT_CRITICAL) {
124 flags |= APM_BATT_CRITICAL;
126 flags |= APM_BATT_LOW;
129 if (battp->state & ACPI_BATT_STAT_CHARGING) {
130 flags |= APM_BATT_CHARGING;
132 if (battp->state == ACPI_BATT_STAT_NOT_PRESENT) {
133 flags = APM_BATT_NOT_PRESENT;
140 acpi_capm_get_info(apm_info_t aip)
143 struct acpi_battinfo batt;
145 aip->ai_infoversion = 1;
148 aip->ai_status = apm_softc.active;
149 aip->ai_capabilities= 0xff00; /* XXX unknown */
151 if (acpi_acad_get_acline(&acline)) {
152 aip->ai_acline = 0xff; /* unknown */
154 aip->ai_acline = acline; /* on/off */
157 if (acpi_battery_get_battinfo(-1, &batt)) {
158 aip->ai_batt_stat = 0xff; /* unknown */
159 aip->ai_batt_life = 0xff; /* unknown */
160 aip->ai_batt_time = -1; /* unknown */
161 aip->ai_batteries = 0;
163 aip->ai_batt_stat = acpi_capm_convert_battstate(&batt);
164 aip->ai_batt_life = batt.cap;
165 aip->ai_batt_time = (batt.min == -1) ? -1 : batt.min * 60;
166 aip->ai_batteries = acpi_battery_get_units();
173 acpi_capm_get_pwstatus(apm_pwstatus_t app)
177 struct acpi_battinfo batt;
179 if (app->ap_device != PMDV_ALLDEV &&
180 (app->ap_device < PMDV_BATT0 || app->ap_device > PMDV_BATT_ALL)) {
184 if (app->ap_device == PMDV_ALLDEV) {
185 batt_unit = -1; /* all units */
187 batt_unit = app->ap_device - PMDV_BATT0;
190 if (acpi_battery_get_battinfo(batt_unit, &batt)) {
194 app->ap_batt_stat = acpi_capm_convert_battstate(&batt);
195 app->ap_batt_flag = acpi_capm_convert_battflags(&batt);
196 app->ap_batt_life = batt.cap;
197 app->ap_batt_time = (batt.min == -1) ? -1 : batt.min * 60;
199 if (acpi_acad_get_acline(&acline)) {
200 app->ap_acline = 0xff; /* unknown */
202 app->ap_acline = acline; /* on/off */
209 apmopen(dev_t dev, int flag, int fmt, d_thread_t *td)
215 apmclose(dev_t dev, int flag, int fmt, d_thread_t *td)
221 apmioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, d_thread_t *td)
224 struct acpi_softc *acpi_sc;
225 struct apm_info info;
228 if ((acpi_sc = device_get_softc(acpi_dev)) == NULL) {
234 if (!(flag & FWRITE))
236 if (apm_softc.active)
237 acpi_SetSleepState(acpi_sc, acpi_sc->acpi_suspend_sx);
243 if (!(flag & FWRITE))
245 if (apm_softc.active)
246 acpi_SetSleepState(acpi_sc, acpi_sc->acpi_standby_sx);
251 case APMIO_GETINFO_OLD:
252 if (acpi_capm_get_info(&info))
254 aiop = (apm_info_old_t)addr;
255 aiop->ai_major = info.ai_major;
256 aiop->ai_minor = info.ai_minor;
257 aiop->ai_acline = info.ai_acline;
258 aiop->ai_batt_stat = info.ai_batt_stat;
259 aiop->ai_batt_life = info.ai_batt_life;
260 aiop->ai_status = info.ai_status;
264 if (acpi_capm_get_info((apm_info_t)addr))
269 case APMIO_GETPWSTATUS:
270 if (acpi_capm_get_pwstatus((apm_pwstatus_t)addr))
275 if (!(flag & FWRITE))
277 apm_softc.active = 1;
281 if (!(flag & FWRITE))
283 apm_softc.active = 0;
289 case APMIO_NOTHALTCPU:
293 if (!(flag & FWRITE))
298 if (!(flag & FWRITE))
300 bzero(addr, sizeof(struct apm_bios_arg));
312 apmwrite(dev_t dev, struct uio *uio, int ioflag)
315 return (uio->uio_resid);
319 apmpoll(dev_t dev, int events, d_thread_t *td)
326 acpi_capm_init(struct acpi_softc *sc)
328 cdevsw_add(&apm_cdevsw, 0, 0);
329 make_dev(&apm_cdevsw, 0, 0, 5, 0664, "apm");
333 acpi_machdep_init(device_t dev)
335 struct acpi_softc *sc;
338 if ((sc = device_get_softc(acpi_dev)) == NULL) {
343 * XXX: Prevent the PnP BIOS code from interfering with
344 * our own scan of ISA devices.
350 acpi_install_wakeup_handler(sc);
353 acpi_SetIntrModel(ACPI_INTR_APIC);