1 /* $NetBSD: atk0110.c,v 1.4 2010/02/11 06:54:57 cnst Exp $ */
2 /* $OpenBSD: atk0110.c,v 1.1 2009/07/23 01:38:16 cnst Exp $ */
5 * Copyright (c) 2009, 2010 Constantine A. Murenin <cnst++@FreeBSD.org>
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 #include <sys/cdefs.h>
21 __FBSDID("$FreeBSD$");
23 #include <machine/_inttypes.h>
24 #include <sys/param.h>
25 #include <sys/systm.h>
26 #include <sys/kernel.h>
28 #include <sys/module.h>
29 #include <sys/malloc.h>
30 #include <sys/sysctl.h>
32 #include <contrib/dev/acpica/include/acpi.h>
33 #include <dev/acpica/acpivar.h>
36 * ASUSTeK AI Booster (ACPI ASOC ATK0110).
38 * This code was originally written for OpenBSD after the techniques
39 * described in the Linux's asus_atk0110.c and FreeBSD's Takanori Watanabe's
40 * acpi_aiboost.c were verified to be accurate on the actual hardware kindly
41 * provided by Sam Fourman Jr. It was subsequently ported from OpenBSD to
42 * DragonFly BSD, to NetBSD's sysmon_envsys(9) and to FreeBSD's sysctl(9).
44 * -- Constantine A. Murenin <http://cnst.su/>
47 #define _COMPONENT ACPI_OEM
48 ACPI_MODULE_NAME("aibs");
49 ACPI_SERIAL_DECL(aibs, "aibs");
51 #define AIBS_MORE_SENSORS
69 struct device *sc_dev;
72 struct aibs_sensor *sc_asens_volt;
73 struct aibs_sensor *sc_asens_temp;
74 struct aibs_sensor *sc_asens_fan;
77 static int aibs_probe(device_t);
78 static int aibs_attach(device_t);
79 static int aibs_detach(device_t);
80 static int aibs_sysctl(SYSCTL_HANDLER_ARGS);
82 static void aibs_attach_sif(struct aibs_softc *, enum aibs_type);
84 static device_method_t aibs_methods[] = {
85 DEVMETHOD(device_probe, aibs_probe),
86 DEVMETHOD(device_attach, aibs_attach),
87 DEVMETHOD(device_detach, aibs_detach),
91 static driver_t aibs_driver = {
94 sizeof(struct aibs_softc)
97 static devclass_t aibs_devclass;
99 DRIVER_MODULE(aibs, acpi, aibs_driver, aibs_devclass, NULL, NULL);
100 MODULE_DEPEND(aibs, acpi, 1, 1, 1);
102 static char* aibs_hids[] = {
108 aibs_probe(device_t dev)
110 if (acpi_disabled("aibs") ||
111 ACPI_ID_PROBE(device_get_parent(dev), dev, aibs_hids) == NULL)
114 device_set_desc(dev, "ASUSTeK AI Booster (ACPI ASOC ATK0110)");
119 aibs_attach(device_t dev)
121 struct aibs_softc *sc = device_get_softc(dev);
124 sc->sc_ah = acpi_get_handle(dev);
126 aibs_attach_sif(sc, AIBS_VOLT);
127 aibs_attach_sif(sc, AIBS_TEMP);
128 aibs_attach_sif(sc, AIBS_FAN);
134 aibs_attach_sif(struct aibs_softc *sc, enum aibs_type st)
141 char name[] = "?SIF";
142 struct aibs_sensor *as;
143 struct sysctl_oid *so;
162 b.Length = ACPI_ALLOCATE_BUFFER;
163 s = AcpiEvaluateObjectTyped(sc->sc_ah, name, NULL, &b,
165 if (ACPI_FAILURE(s)) {
166 device_printf(sc->sc_dev, "%s not found\n", name);
171 o = bp->Package.Elements;
172 if (o[0].Type != ACPI_TYPE_INTEGER) {
173 device_printf(sc->sc_dev, "%s[0]: invalid type\n", name);
174 AcpiOsFree(b.Pointer);
178 n = o[0].Integer.Value;
179 if (bp->Package.Count - 1 < n) {
180 device_printf(sc->sc_dev, "%s: invalid package\n", name);
181 AcpiOsFree(b.Pointer);
183 } else if (bp->Package.Count - 1 > n) {
186 #ifdef AIBS_MORE_SENSORS
187 n = bp->Package.Count - 1;
189 device_printf(sc->sc_dev, "%s: malformed package: %i/%i"
190 ", assume %i\n", name, on, bp->Package.Count - 1, n);
193 device_printf(sc->sc_dev, "%s: no members in the package\n",
195 AcpiOsFree(b.Pointer);
199 as = malloc(sizeof(*as) * n, M_DEVBUF, M_NOWAIT | M_ZERO);
201 device_printf(sc->sc_dev, "%s: malloc fail\n", name);
202 AcpiOsFree(b.Pointer);
207 sc->sc_asens_volt = as;
210 sc->sc_asens_temp = as;
213 sc->sc_asens_fan = as;
217 /* sysctl subtree for sensors of this type */
218 so = SYSCTL_ADD_NODE(device_get_sysctl_ctx(sc->sc_dev),
219 SYSCTL_CHILDREN(device_get_sysctl_tree(sc->sc_dev)), st,
220 node, CTLFLAG_RD, NULL, NULL);
222 for (i = 0, o++; i < n; i++, o++) {
227 /* acpica5 automatically evaluates the referenced package */
228 if (o[0].Type != ACPI_TYPE_PACKAGE) {
229 device_printf(sc->sc_dev,
230 "%s: %i: not a package: %i type\n",
234 oi = o[0].Package.Elements;
235 if (o[0].Package.Count != 5 ||
236 oi[0].Type != ACPI_TYPE_INTEGER ||
237 oi[1].Type != ACPI_TYPE_STRING ||
238 oi[2].Type != ACPI_TYPE_INTEGER ||
239 oi[3].Type != ACPI_TYPE_INTEGER ||
240 oi[4].Type != ACPI_TYPE_INTEGER) {
241 device_printf(sc->sc_dev,
242 "%s: %i: invalid package\n",
246 as[i].i = oi[0].Integer.Value;
247 desc = oi[1].String.Pointer;
248 as[i].l = oi[2].Integer.Value;
249 as[i].h = oi[3].Integer.Value;
252 device_printf(sc->sc_dev, "%c%i: "
253 "0x%08"PRIx64" %20s %5"PRIi64" / %5"PRIi64" "
256 (uint64_t)as[i].i, desc, (int64_t)as[i].l,
257 (int64_t)as[i].h, (uint64_t)oi[4].Integer.Value);
259 snprintf(si, sizeof(si), "%i", i);
260 SYSCTL_ADD_PROC(device_get_sysctl_ctx(sc->sc_dev),
261 SYSCTL_CHILDREN(so), i, si, CTLTYPE_INT | CTLFLAG_RD,
262 sc, st, aibs_sysctl, st == AIBS_TEMP ? "IK" : "I", desc);
265 AcpiOsFree(b.Pointer);
269 aibs_detach(device_t dev)
271 struct aibs_softc *sc = device_get_softc(dev);
273 if (sc->sc_asens_volt != NULL)
274 free(sc->sc_asens_volt, M_DEVBUF);
275 if (sc->sc_asens_temp != NULL)
276 free(sc->sc_asens_temp, M_DEVBUF);
277 if (sc->sc_asens_fan != NULL)
278 free(sc->sc_asens_fan, M_DEVBUF);
283 #define ddevice_printf(x...) device_printf(x)
285 #define ddevice_printf(x...)
289 aibs_sysctl(SYSCTL_HANDLER_ARGS)
291 struct aibs_softc *sc = arg1;
292 enum aibs_type st = arg2;
293 int i = oidp->oid_number;
299 struct aibs_sensor *as;
300 ACPI_INTEGER v, l, h;
306 as = sc->sc_asens_volt;
310 as = sc->sc_asens_temp;
314 as = sc->sc_asens_fan;
323 p.Type = ACPI_TYPE_INTEGER;
324 p.Integer.Value = as[i].i;
327 b.Length = ACPI_ALLOCATE_BUFFER;
328 ACPI_SERIAL_BEGIN(aibs);
329 rs = AcpiEvaluateObjectTyped(sc->sc_ah, name, &mp, &b,
331 if (ACPI_FAILURE(rs)) {
332 ddevice_printf(sc->sc_dev,
333 "%s: %i: evaluation failed\n",
335 ACPI_SERIAL_END(aibs);
339 v = bp->Integer.Value;
340 AcpiOsFree(b.Pointer);
341 ACPI_SERIAL_END(aibs);
357 return sysctl_handle_opaque(oidp, &so, sizeof(so), req);