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-rw-r--r--sys/arch/amd64/conf/GENERIC5
-rw-r--r--sys/arch/i386/conf/GENERIC5
-rw-r--r--sys/arch/loongson/conf/GENERIC4
-rw-r--r--sys/dev/pci/files.pci7
-rw-r--r--sys/dev/pci/viaenv.c384
-rw-r--r--sys/dev/pci/viapm.c573
6 files changed, 482 insertions, 496 deletions
diff --git a/sys/arch/amd64/conf/GENERIC b/sys/arch/amd64/conf/GENERIC
index 0716bf92f79..8e8e70e0f6f 100644
--- a/sys/arch/amd64/conf/GENERIC
+++ b/sys/arch/amd64/conf/GENERIC
@@ -1,4 +1,4 @@
-# $OpenBSD: GENERIC,v 1.315 2011/04/03 12:32:05 claudio Exp $
+# $OpenBSD: GENERIC,v 1.316 2011/04/10 20:27:02 shadchin Exp $
#
# For further information on compiling OpenBSD kernels, see the config(8)
# man page.
@@ -90,7 +90,6 @@ schsio* at isa? port 0x4e
schsio* at isa? port 0x162e
schsio* at isa? port 0x164e
-viaenv* at pci? # VIA VT82C686A hardware monitor
#viasio* at isa? port 0x2e flags 0x0000 # VIA VT1211 LPC Super I/O
#viasio* at isa? port 0x4e flags 0x0000
@@ -105,7 +104,7 @@ piixpm* at pci? # Intel PIIX PM
iic* at piixpm?
ichiic* at pci? # Intel ICH SMBus controller
iic* at ichiic?
-viapm* at pci? # VIA VT8237 power management
+viapm* at pci? # VIA SMBus controller
iic* at viapm?
amdiic* at pci? # AMD-8111 SMBus controller
iic* at amdiic?
diff --git a/sys/arch/i386/conf/GENERIC b/sys/arch/i386/conf/GENERIC
index e8def23c189..c4570d22250 100644
--- a/sys/arch/i386/conf/GENERIC
+++ b/sys/arch/i386/conf/GENERIC
@@ -1,4 +1,4 @@
-# $OpenBSD: GENERIC,v 1.712 2011/04/05 12:50:15 guenther Exp $
+# $OpenBSD: GENERIC,v 1.713 2011/04/10 20:27:02 shadchin Exp $
#
# For further information on compiling OpenBSD kernels, see the config(8)
# man page.
@@ -123,7 +123,7 @@ alipm* at pci? # Acer Labs M7101 power management
iic* at alipm?
ichiic* at pci? # Intel ICH SMBus controller
iic* at ichiic?
-viapm* at pci? # VIA VT8237 power management
+viapm* at pci? # VIA SMBus controller
iic* at viapm?
amdiic* at pci? # AMD-8111 SMBus controller
iic* at amdiic?
@@ -141,7 +141,6 @@ schsio* at isa? port 0x4e
schsio* at isa? port 0x162e
schsio* at isa? port 0x164e
-viaenv* at pci? # VIA VT82C686A hardware monitor
viasio* at isa? port 0x2e flags 0x0000 # VIA VT1211 LPC Super I/O
viasio* at isa? port 0x4e flags 0x0000
wbsio* at isa? port 0x2e # Winbond LPC Super I/O
diff --git a/sys/arch/loongson/conf/GENERIC b/sys/arch/loongson/conf/GENERIC
index 5cd8754f2a8..31a146ece1c 100644
--- a/sys/arch/loongson/conf/GENERIC
+++ b/sys/arch/loongson/conf/GENERIC
@@ -1,4 +1,4 @@
-# $OpenBSD: GENERIC,v 1.32 2011/02/17 20:14:30 miod Exp $
+# $OpenBSD: GENERIC,v 1.33 2011/04/10 20:27:02 shadchin Exp $
#
# For further information on compiling OpenBSD kernels, see the config(8)
# man page.
@@ -79,7 +79,7 @@ vga* at pci?
wsdisplay* at vga?
auvia* at pci?
audio* at auvia?
-viaenv* at pci?
+viapm* at pci?
# USB Controllers
ohci* at pci?
diff --git a/sys/dev/pci/files.pci b/sys/dev/pci/files.pci
index 25780271001..18cdb9b5177 100644
--- a/sys/dev/pci/files.pci
+++ b/sys/dev/pci/files.pci
@@ -1,4 +1,4 @@
-# $OpenBSD: files.pci,v 1.277 2011/01/15 04:35:34 kevlo Exp $
+# $OpenBSD: files.pci,v 1.278 2011/04/10 20:27:02 shadchin Exp $
# $NetBSD: files.pci,v 1.20 1996/09/24 17:47:15 christos Exp $
#
# Config file and device description for machine-independent PCI code.
@@ -658,11 +658,6 @@ device amdpm: i2cbus
attach amdpm at pci
file dev/pci/amdpm.c amdpm
-# VIA VT82C686A hardware monitor
-device viaenv
-attach viaenv at pci
-file dev/pci/viaenv.c viaenv
-
# Broadcom BCM4401 gigabit ethernet
device bce: ether, ifnet, mii, ifmedia, mii_phy
attach bce at pci
diff --git a/sys/dev/pci/viaenv.c b/sys/dev/pci/viaenv.c
deleted file mode 100644
index 57a0dd18b56..00000000000
--- a/sys/dev/pci/viaenv.c
+++ /dev/null
@@ -1,384 +0,0 @@
-/* $OpenBSD: viaenv.c,v 1.15 2011/02/15 21:46:21 miod Exp $ */
-/* $NetBSD: viaenv.c,v 1.9 2002/10/02 16:51:59 thorpej Exp $ */
-
-/*
- * Copyright (c) 2000 Johan Danielsson
- * 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 author nor the names of any contributors may
- * be used to endorse or promote products derived from this
- * software without specific prior written permission.
- *
- * 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 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.
- */
-
-/* driver for the hardware monitoring part of the VIA VT82C686A */
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/device.h>
-#include <sys/kernel.h>
-#include <sys/queue.h>
-#include <sys/sensors.h>
-#include <sys/timeout.h>
-#ifdef __HAVE_TIMECOUNTER
-#include <sys/timetc.h>
-#endif
-
-#include <machine/bus.h>
-
-#include <dev/pci/pcivar.h>
-#include <dev/pci/pcireg.h>
-#include <dev/pci/pcidevs.h>
-
-#ifdef VIAENV_DEBUG
-unsigned int viaenv_debug = 0;
-#define DPRINTF(X) do { if(viaenv_debug) printf X ; } while(0)
-#else
-#define DPRINTF(X)
-#endif
-
-#define VIANUMSENSORS 10 /* three temp, two fan, five voltage */
-
-struct viaenv_softc {
- struct device sc_dev;
- bus_space_tag_t sc_iot;
- bus_space_handle_t sc_ioh;
- bus_space_handle_t sc_pm_ioh;
-
- int sc_fan_div[2]; /* fan RPM divisor */
-
- struct ksensor sc_data[VIANUMSENSORS];
- struct ksensordev sc_sensordev;
-};
-
-int viaenv_match(struct device *, void *, void *);
-void viaenv_attach(struct device *, struct device *, void *);
-
-int val_to_uK(unsigned int);
-int val_to_rpm(unsigned int, int);
-long val_to_uV(unsigned int, int);
-void viaenv_refresh_sensor_data(struct viaenv_softc *);
-void viaenv_refresh(void *);
-
-#ifdef __HAVE_TIMECOUNTER
-u_int viaenv_get_timecount(struct timecounter *tc);
-
-struct timecounter viaenv_timecounter = {
- viaenv_get_timecount, /* get_timecount */
- 0, /* no poll_pps */
- 0xffffff, /* counter_mask */
- 3579545, /* frequency */
- "VIAPM", /* name */
- 1000 /* quality */
-};
-#endif /* __HAVE_TIMECOUNTER */
-
-struct cfattach viaenv_ca = {
- sizeof(struct viaenv_softc),
- viaenv_match,
- viaenv_attach
-};
-
-struct cfdriver viaenv_cd = {
- NULL, "viaenv", DV_DULL
-};
-
-struct timeout viaenv_timeout;
-
-const struct pci_matchid viaenv_devices[] = {
- { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT82C686A_SMB },
- { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT8231_PWR }
-};
-
-int
-viaenv_match(struct device *parent, void *match, void *aux)
-{
- return (pci_matchbyid((struct pci_attach_args *)aux, viaenv_devices,
- sizeof(viaenv_devices) / sizeof(viaenv_devices[0])));
-}
-
-/*
- * XXX there doesn't seem to exist much hard documentation on how to
- * convert the raw values to usable units, this code is more or less
- * stolen from the Linux driver, but changed to suit our conditions
- */
-
-/*
- * lookup-table to translate raw values to uK, this is the same table
- * used by the Linux driver (modulo units); there is a fifth degree
- * polynomial that supposedly been used to generate this table, but I
- * haven't been able to figure out how -- it doesn't give the same values
- */
-
-static const long val_to_temp[] = {
- 20225, 20435, 20645, 20855, 21045, 21245, 21425, 21615, 21785, 21955,
- 22125, 22285, 22445, 22605, 22755, 22895, 23035, 23175, 23315, 23445,
- 23565, 23695, 23815, 23925, 24045, 24155, 24265, 24365, 24465, 24565,
- 24665, 24765, 24855, 24945, 25025, 25115, 25195, 25275, 25355, 25435,
- 25515, 25585, 25655, 25725, 25795, 25865, 25925, 25995, 26055, 26115,
- 26175, 26235, 26295, 26355, 26405, 26465, 26515, 26575, 26625, 26675,
- 26725, 26775, 26825, 26875, 26925, 26975, 27025, 27065, 27115, 27165,
- 27205, 27255, 27295, 27345, 27385, 27435, 27475, 27515, 27565, 27605,
- 27645, 27685, 27735, 27775, 27815, 27855, 27905, 27945, 27985, 28025,
- 28065, 28105, 28155, 28195, 28235, 28275, 28315, 28355, 28405, 28445,
- 28485, 28525, 28565, 28615, 28655, 28695, 28735, 28775, 28825, 28865,
- 28905, 28945, 28995, 29035, 29075, 29125, 29165, 29205, 29245, 29295,
- 29335, 29375, 29425, 29465, 29505, 29555, 29595, 29635, 29685, 29725,
- 29765, 29815, 29855, 29905, 29945, 29985, 30035, 30075, 30125, 30165,
- 30215, 30255, 30305, 30345, 30385, 30435, 30475, 30525, 30565, 30615,
- 30655, 30705, 30755, 30795, 30845, 30885, 30935, 30975, 31025, 31075,
- 31115, 31165, 31215, 31265, 31305, 31355, 31405, 31455, 31505, 31545,
- 31595, 31645, 31695, 31745, 31805, 31855, 31905, 31955, 32005, 32065,
- 32115, 32175, 32225, 32285, 32335, 32395, 32455, 32515, 32575, 32635,
- 32695, 32755, 32825, 32885, 32955, 33025, 33095, 33155, 33235, 33305,
- 33375, 33455, 33525, 33605, 33685, 33765, 33855, 33935, 34025, 34115,
- 34205, 34295, 34395, 34495, 34595, 34695, 34805, 34905, 35015, 35135,
- 35245, 35365, 35495, 35615, 35745, 35875, 36015, 36145, 36295, 36435,
- 36585, 36745, 36895, 37065, 37225, 37395, 37575, 37755, 37935, 38125,
- 38325, 38525, 38725, 38935, 39155, 39375, 39605, 39835, 40075, 40325,
- 40575, 40835, 41095, 41375, 41655, 41935,
-};
-
-/* use above table to convert values to temperatures in micro-Kelvins */
-int
-val_to_uK(unsigned int val)
-{
- int i = val / 4;
- int j = val % 4;
-
- KASSERT(i >= 0 && i <= 255);
-
- if (j == 0 || i == 255)
- return val_to_temp[i] * 10000;
-
- /* is linear interpolation ok? */
- return (val_to_temp[i] * (4 - j) +
- val_to_temp[i + 1] * j) * 2500 /* really: / 4 * 10000 */ ;
-}
-
-int
-val_to_rpm(unsigned int val, int div)
-{
-
- if (val == 0)
- return 0;
-
- return 1350000 / val / div;
-}
-
-long
-val_to_uV(unsigned int val, int index)
-{
- static const long mult[] =
- {1250000, 1250000, 1670000, 2600000, 6300000};
-
- KASSERT(index >= 0 && index <= 4);
-
- return (25LL * val + 133) * mult[index] / 2628;
-}
-
-#define VIAENV_TSENS3 0x1f
-#define VIAENV_TSENS1 0x20
-#define VIAENV_TSENS2 0x21
-#define VIAENV_VSENS1 0x22
-#define VIAENV_VSENS2 0x23
-#define VIAENV_VCORE 0x24
-#define VIAENV_VSENS3 0x25
-#define VIAENV_VSENS4 0x26
-#define VIAENV_FAN1 0x29
-#define VIAENV_FAN2 0x2a
-#define VIAENV_FANCONF 0x47 /* fan configuration */
-#define VIAENV_TLOW 0x49 /* temperature low order value */
-#define VIAENV_TIRQ 0x4b /* temperature interrupt configuration */
-
-#define VIAENV_GENCFG 0x40 /* general configuration */
-#define VIAENV_GENCFG_TMR32 (1 << 11) /* 32-bit PM timer */
-#define VIAENV_GENCFG_PMEN (1 << 15) /* enable PM I/O space */
-#define VIAENV_PMBASE 0x48 /* power management I/O space base */
-#define VIAENV_PMSIZE 128 /* power management I/O space size */
-#define VIAENV_PM_TMR 0x08 /* PM timer */
-
-void
-viaenv_refresh_sensor_data(struct viaenv_softc *sc)
-{
- int i;
- u_int8_t v, v2;
-
- /* temperature */
- v = bus_space_read_1(sc->sc_iot, sc->sc_ioh, VIAENV_TIRQ);
- v2 = bus_space_read_1(sc->sc_iot, sc->sc_ioh, VIAENV_TSENS1);
- DPRINTF(("TSENS1 = %d\n", (v2 << 2) | (v >> 6)));
- sc->sc_data[0].value = val_to_uK((v2 << 2) | (v >> 6));
-
- v = bus_space_read_1(sc->sc_iot, sc->sc_ioh, VIAENV_TLOW);
- v2 = bus_space_read_1(sc->sc_iot, sc->sc_ioh, VIAENV_TSENS2);
- DPRINTF(("TSENS2 = %d\n", (v2 << 2) | ((v >> 4) & 0x3)));
- sc->sc_data[1].value = val_to_uK((v2 << 2) | ((v >> 4) & 0x3));
-
- v2 = bus_space_read_1(sc->sc_iot, sc->sc_ioh, VIAENV_TSENS3);
- DPRINTF(("TSENS3 = %d\n", (v2 << 2) | (v >> 6)));
- sc->sc_data[2].value = val_to_uK((v2 << 2) | (v >> 6));
-
- v = bus_space_read_1(sc->sc_iot, sc->sc_ioh, VIAENV_FANCONF);
-
- sc->sc_fan_div[0] = 1 << ((v >> 4) & 0x3);
- sc->sc_fan_div[1] = 1 << ((v >> 6) & 0x3);
-
- /* fan */
- for (i = 3; i <= 4; i++) {
- v = bus_space_read_1(sc->sc_iot, sc->sc_ioh,
- VIAENV_FAN1 + i - 3);
- DPRINTF(("FAN%d = %d / %d\n", i - 3, v,
- sc->sc_fan_div[i - 3]));
- sc->sc_data[i].value = val_to_rpm(v, sc->sc_fan_div[i - 3]);
- }
-
- /* voltage */
- for (i = 5; i <= 9; i++) {
- v = bus_space_read_1(sc->sc_iot, sc->sc_ioh,
- VIAENV_VSENS1 + i - 5);
- DPRINTF(("V%d = %d\n", i - 5, v));
- sc->sc_data[i].value = val_to_uV(v, i - 5);
- }
-}
-
-void
-viaenv_attach(struct device * parent, struct device * self, void *aux)
-{
- struct viaenv_softc *sc = (struct viaenv_softc *) self;
- struct pci_attach_args *pa = aux;
- pcireg_t iobase, control;
- int i;
-
- sc->sc_iot = pa->pa_iot;
- iobase = pci_conf_read(pa->pa_pc, pa->pa_tag, 0x70);
- control = pci_conf_read(pa->pa_pc, pa->pa_tag, 0x74);
- if ((iobase & 0xff80) == 0 || (control & 1) == 0) {
- printf(": HWM disabled");
- goto nohwm;
- }
- if (bus_space_map(sc->sc_iot, iobase & 0xff80, 128, 0, &sc->sc_ioh)) {
- printf(": can't map HWM i/o space");
- goto nohwm;
- }
-
- for (i = 0; i <= 2; i++) {
- sc->sc_data[i].type = SENSOR_TEMP;
- }
-
- for (i = 3; i <= 4; i++) {
- sc->sc_data[i].type = SENSOR_FANRPM;
- }
-
- for (i = 5; i <= 9; ++i) {
- sc->sc_data[i].type = SENSOR_VOLTS_DC;
- }
- strlcpy(sc->sc_data[5].desc, "VSENS1",
- sizeof(sc->sc_data[5].desc)); /* CPU core (2V) */
- strlcpy(sc->sc_data[6].desc, "VSENS2",
- sizeof(sc->sc_data[6].desc)); /* NB core? (2.5V) */
- strlcpy(sc->sc_data[7].desc, "Vcore",
- sizeof(sc->sc_data[7].desc)); /* Vcore (3.3V) */
- strlcpy(sc->sc_data[8].desc, "VSENS3",
- sizeof(sc->sc_data[8].desc)); /* VSENS3 (5V) */
- strlcpy(sc->sc_data[9].desc, "VSENS4",
- sizeof(sc->sc_data[9].desc)); /* VSENS4 (12V) */
-
- /* Get initial set of sensor values. */
- viaenv_refresh_sensor_data(sc);
-
- /* Register sensors with sysctl */
- strlcpy(sc->sc_sensordev.xname, sc->sc_dev.dv_xname,
- sizeof(sc->sc_sensordev.xname));
- for (i = 0; i < VIANUMSENSORS; ++i)
- sensor_attach(&sc->sc_sensordev, &sc->sc_data[i]);
- sensordev_install(&sc->sc_sensordev);
-
- /* Refresh sensors data every 1.5 seconds */
- timeout_set(&viaenv_timeout, viaenv_refresh, sc);
- timeout_add_msec(&viaenv_timeout, 1500);
-
-nohwm:
-#ifdef __HAVE_TIMECOUNTER
- /* Check if power management I/O space is enabled */
- control = pci_conf_read(pa->pa_pc, pa->pa_tag, VIAENV_GENCFG);
- if ((control & VIAENV_GENCFG_PMEN) == 0) {
- printf(": PM disabled");
- goto nopm;
- }
-
- /* Map power management I/O space */
- iobase = pci_conf_read(pa->pa_pc, pa->pa_tag, VIAENV_PMBASE);
- if (bus_space_map(sc->sc_iot, PCI_MAPREG_IO_ADDR(iobase),
- VIAENV_PMSIZE, 0, &sc->sc_pm_ioh)) {
- printf(": can't map PM i/o space");
- goto nopm;
- }
-
- /* Check for 32-bit PM timer */
- if (control & VIAENV_GENCFG_TMR32)
- viaenv_timecounter.tc_counter_mask = 0xffffffff;
-
- /* Register new timecounter */
- viaenv_timecounter.tc_priv = sc;
- tc_init(&viaenv_timecounter);
-
- printf(": %s-bit timer at %lluHz",
- (viaenv_timecounter.tc_counter_mask == 0xffffffff ? "32" : "24"),
- (unsigned long long)viaenv_timecounter.tc_frequency);
-
-nopm:
-#endif /* __HAVE_TIMECOUNTER */
- printf("\n");
-}
-
-void
-viaenv_refresh(void *arg)
-{
- struct viaenv_softc *sc = (struct viaenv_softc *)arg;
-
- viaenv_refresh_sensor_data(sc);
- timeout_add_msec(&viaenv_timeout, 1500);
-}
-
-#ifdef __HAVE_TIMECOUNTER
-u_int
-viaenv_get_timecount(struct timecounter *tc)
-{
- struct viaenv_softc *sc = tc->tc_priv;
- u_int u1, u2, u3;
-
- u2 = bus_space_read_4(sc->sc_iot, sc->sc_pm_ioh, VIAENV_PM_TMR);
- u3 = bus_space_read_4(sc->sc_iot, sc->sc_pm_ioh, VIAENV_PM_TMR);
- do {
- u1 = u2;
- u2 = u3;
- u3 = bus_space_read_4(sc->sc_iot, sc->sc_pm_ioh,
- VIAENV_PM_TMR);
- } while (u1 > u2 || u2 > u3);
-
- return (u2);
-}
-#endif /* __HAVE_TIMECOUNTER */
diff --git a/sys/dev/pci/viapm.c b/sys/dev/pci/viapm.c
index d4d4ade672f..4ba22e9835c 100644
--- a/sys/dev/pci/viapm.c
+++ b/sys/dev/pci/viapm.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: viapm.c,v 1.13 2010/04/08 00:23:54 tedu Exp $ */
+/* $OpenBSD: viapm.c,v 1.14 2011/04/10 20:27:02 shadchin Exp $ */
/*
* Copyright (c) 2005 Mark Kettenis <kettenis@openbsd.org>
@@ -16,8 +16,45 @@
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
+/* $NetBSD: viaenv.c,v 1.9 2002/10/02 16:51:59 thorpej Exp $ */
+
+/*
+ * Copyright (c) 2000 Johan Danielsson
+ * 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 author nor the names of any contributors may
+ * be used to endorse or promote products derived from this
+ * software without specific prior written permission.
+ *
+ * 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 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.
+ */
+
/*
- * VIA VT8237 SMBus controller driver.
+ * Driver for the SMBus controller and power management timer
+ * in the VIA VT82C596[B], VT82C686A, VT8231, VT8233[A], VT8235, VT8237[A,S],
+ * VT8251, CX700, VX800 and VX855 South Bridges.
+ * Also for the hardware monitoring part of the VIA VT82C686A and VT8231.
*/
#include <sys/param.h>
@@ -25,6 +62,11 @@
#include <sys/device.h>
#include <sys/kernel.h>
#include <sys/rwlock.h>
+#include <sys/sensors.h>
+#include <sys/timeout.h>
+#ifdef __HAVE_TIMECOUNTER
+#include <sys/timetc.h>
+#endif
#include <machine/bus.h>
@@ -35,18 +77,57 @@
#include <dev/i2c/i2cvar.h>
/*
- * VIA VT8237 ISA register definitions.
+ * Register definitions.
*/
/* PCI configuration registers */
-#define VIAPM_SMB_BASE 0xd0 /* SMBus base address */
-#define VIAPM_SMB_HOSTC 0xd2 /* host configuration */
-#define VIAPM_SMB_HOSTC_HSTEN (1 << 0) /* enable host controller */
-#define VIAPM_SMB_HOSTC_INTEN (1 << 1) /* enable SCI/SMI */
-#define VIAPM_SMB_HOSTC_SCIEN (1 << 3) /* interrupt type (SCI/SMI) */
+#define VIAPM_PM_CFG1 0x40 /* general configuration */
+#define VIAPM_PM_CFG2 0x80
+#define VIAPM_PM_CFG_TMR32 (1 << 11) /* 32-bit PM timer */
+#define VIAPM_PM_CFG_PMEN (1 << 15) /* enable PM I/O space */
+#define VIAPM_PM_BASE1 0x48 /* power management I/O base address */
+#define VIAPM_PM_BASE2 0x88
+#define VIAPM_PM_BASE_MASK 0xff80
+
+#define VIAPM_HWMON_BASE 0x70 /* HWMon I/O base address */
+#define VIAPM_HWMON_BASE_MASK 0xff80
+#define VIAPM_HWMON_CFG 0x74 /* HWMon control register */
+#define VIAPM_HWMON_CFG_HWEN (1 << 0) /* enable HWMon I/O space */
+
+#define VIAPM_SMB_BASE1 0x90 /* SMBus I/O base address */
+#define VIAPM_SMB_BASE2 0x80
+#define VIAPM_SMB_BASE3 0xd0
+#define VIAPM_SMB_BASE_MASK 0xfff0
+#define VIAPM_SMB_CFG1 0xd2 /* host configuration */
+#define VIAPM_SMB_CFG2 0x84
+#define VIAPM_SMB_CFG_HSTEN (1 << 0) /* enable SMBus I/O space */
+#define VIAPM_SMB_CFG_INTEN (1 << 1) /* enable SCI/SMI */
+#define VIAPM_SMB_CFG_SCIEN (1 << 3) /* interrupt type (SCI/SMI) */
+
+#define VIAPM_PM_SIZE 256 /* Power management I/O space size */
+#define VIAPM_HWMON_SIZE 128 /* HWMon I/O space size */
+#define VIAPM_SMB_SIZE 16 /* SMBus I/O space size */
+
+/* HWMon I/O registers */
+#define VIAPM_HWMON_TSENS3 0x1f
+#define VIAPM_HWMON_TSENS1 0x20
+#define VIAPM_HWMON_TSENS2 0x21
+#define VIAPM_HWMON_VSENS1 0x22
+#define VIAPM_HWMON_VSENS2 0x23
+#define VIAPM_HWMON_VCORE 0x24
+#define VIAPM_HWMON_VSENS3 0x25
+#define VIAPM_HWMON_VSENS4 0x26
+#define VIAPM_HWMON_FAN1 0x29
+#define VIAPM_HWMON_FAN2 0x2a
+#define VIAPM_HWMON_FANCONF 0x47 /* fan configuration */
+#define VIAPM_HWMON_TLOW 0x49 /* temperature low order value */
+#define VIAPM_HWMON_TIRQ 0x4b /* temperature interrupt configuration */
+
+/* ACPI I/O registers */
+#define VIAPM_PM_TMR 0x08 /* PM timer */
/* SMBus I/O registers */
-#define VIAPM_SMB_HS 0x00 /* host status */
+#define VIAPM_SMB_HS 0x00 /* host status */
#define VIAPM_SMB_HS_BUSY (1 << 0) /* running a command */
#define VIAPM_SMB_HS_INTR (1 << 1) /* command completed */
#define VIAPM_SMB_HS_DEVERR (1 << 2) /* command error */
@@ -55,7 +136,7 @@
#define VIAPM_SMB_HS_INUSE (1 << 6) /* bus semaphore */
#define VIAPM_SMB_HS_BITS \
"\020\001BUSY\002INTR\003DEVERR\004BUSERR\005FAILED\007INUSE"
-#define VIAPM_SMB_HC 0x02 /* host control */
+#define VIAPM_SMB_HC 0x02 /* host control */
#define VIAPM_SMB_HC_INTREN (1 << 0) /* enable interrupts */
#define VIAPM_SMB_HC_KILL (1 << 1) /* kill current transaction */
#define VIAPM_SMB_HC_CMD_QUICK (0 << 2) /* QUICK command */
@@ -65,33 +146,61 @@
#define VIAPM_SMB_HC_CMD_PCALL (4 << 2) /* PROCESS CALL command */
#define VIAPM_SMB_HC_CMD_BLOCK (5 << 2) /* BLOCK command */
#define VIAPM_SMB_HC_START (1 << 6) /* start transaction */
-#define VIAPM_SMB_HCMD 0x03 /* host command */
-#define VIAPM_SMB_TXSLVA 0x04 /* transmit slave address */
+#define VIAPM_SMB_HCMD 0x03 /* host command */
+#define VIAPM_SMB_TXSLVA 0x04 /* transmit slave address */
#define VIAPM_SMB_TXSLVA_READ (1 << 0) /* read direction */
#define VIAPM_SMB_TXSLVA_ADDR(x) (((x) & 0x7f) << 1) /* 7-bit address */
-#define VIAPM_SMB_HD0 0x05 /* host data 0 */
-#define VIAPM_SMB_HD1 0x06 /* host data 1 */
-#define VIAPM_SMB_HBDB 0x07 /* host block data byte */
-
-#define VIAPM_SMB_SIZE 16
+#define VIAPM_SMB_HD0 0x05 /* host data 0 */
+#define VIAPM_SMB_HD1 0x06 /* host data 1 */
+#define VIAPM_SMB_HBDB 0x07 /* host block data byte */
#ifdef VIAPM_DEBUG
-#define DPRINTF(x) printf x
+#define DPRINTF(x...) printf(x)
#else
-#define DPRINTF(x)
+#define DPRINTF(x...)
#endif
-#define VIAPM_DELAY 100
-#define VIAPM_TIMEOUT 1
+#define DEVNAME(sc) ((sc)->sc_dev.dv_xname)
+
+#define VIAPM_SMBUS_DELAY 100
+#define VIAPM_SMBUS_TIMEOUT 1
+
+#define VIAPM_NUM_SENSORS 10 /* three temp, two fan, five voltage */
+
+#ifdef __HAVE_TIMECOUNTER
+u_int viapm_get_timecount(struct timecounter *tc);
+
+#ifndef VIAPM_FREQUENCY
+#define VIAPM_FREQUENCY 3579545
+#endif
+
+static struct timecounter viapm_timecounter = {
+ viapm_get_timecount, /* get_timecount */
+ 0, /* no poll_pps */
+ 0xffffff, /* counter_mask */
+ VIAPM_FREQUENCY, /* frequency */
+ "VIAPM", /* name */
+ 1000 /* quality */
+};
+#endif /* __HAVE_TIMECOUNTER */
+
+struct timeout viapm_timeout;
struct viapm_softc {
struct device sc_dev;
bus_space_tag_t sc_iot;
- bus_space_handle_t sc_ioh;
+ bus_space_handle_t sc_pm_ioh;
+ bus_space_handle_t sc_smbus_ioh;
+ bus_space_handle_t sc_hwmon_ioh;
void * sc_ih;
int sc_poll;
+ int sc_fan_div[2]; /* fan RPM divisor */
+
+ struct ksensor sc_data[VIAPM_NUM_SENSORS];
+ struct ksensordev sc_sensordev;
+
struct i2c_controller sc_i2c_tag;
struct rwlock sc_i2c_lock;
struct {
@@ -113,10 +222,14 @@ int viapm_i2c_exec(void *, i2c_op_t, i2c_addr_t, const void *, size_t,
int viapm_intr(void *);
+int val_to_uK(unsigned int);
+int val_to_rpm(unsigned int, int);
+long val_to_uV(unsigned int, int);
+void viapm_refresh_sensor_data(struct viapm_softc *);
+void viapm_refresh(void *);
+
struct cfattach viapm_ca = {
- sizeof(struct viapm_softc),
- viapm_match,
- viapm_attach
+ sizeof(struct viapm_softc), viapm_match, viapm_attach
};
struct cfdriver viapm_cd = {
@@ -124,6 +237,10 @@ struct cfdriver viapm_cd = {
};
const struct pci_matchid viapm_ids[] = {
+ { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT82C596 },
+ { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT82C596B_PM },
+ { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT82C686A_SMB },
+ { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT8231_PWR },
{ PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT8233_ISA },
{ PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT8233A_ISA },
{ PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT8235_ISA },
@@ -136,11 +253,52 @@ const struct pci_matchid viapm_ids[] = {
{ PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VX855_ISA }
};
+/*
+ * XXX there doesn't seem to exist much hard documentation on how to
+ * convert the raw values to usable units, this code is more or less
+ * stolen from the Linux driver, but changed to suit our conditions
+ */
+
+/*
+ * lookup-table to translate raw values to uK, this is the same table
+ * used by the Linux driver (modulo units); there is a fifth degree
+ * polynomial that supposedly been used to generate this table, but I
+ * haven't been able to figure out how -- it doesn't give the same values
+ */
+
+static const long val_to_temp[] = {
+ 20225, 20435, 20645, 20855, 21045, 21245, 21425, 21615, 21785, 21955,
+ 22125, 22285, 22445, 22605, 22755, 22895, 23035, 23175, 23315, 23445,
+ 23565, 23695, 23815, 23925, 24045, 24155, 24265, 24365, 24465, 24565,
+ 24665, 24765, 24855, 24945, 25025, 25115, 25195, 25275, 25355, 25435,
+ 25515, 25585, 25655, 25725, 25795, 25865, 25925, 25995, 26055, 26115,
+ 26175, 26235, 26295, 26355, 26405, 26465, 26515, 26575, 26625, 26675,
+ 26725, 26775, 26825, 26875, 26925, 26975, 27025, 27065, 27115, 27165,
+ 27205, 27255, 27295, 27345, 27385, 27435, 27475, 27515, 27565, 27605,
+ 27645, 27685, 27735, 27775, 27815, 27855, 27905, 27945, 27985, 28025,
+ 28065, 28105, 28155, 28195, 28235, 28275, 28315, 28355, 28405, 28445,
+ 28485, 28525, 28565, 28615, 28655, 28695, 28735, 28775, 28825, 28865,
+ 28905, 28945, 28995, 29035, 29075, 29125, 29165, 29205, 29245, 29295,
+ 29335, 29375, 29425, 29465, 29505, 29555, 29595, 29635, 29685, 29725,
+ 29765, 29815, 29855, 29905, 29945, 29985, 30035, 30075, 30125, 30165,
+ 30215, 30255, 30305, 30345, 30385, 30435, 30475, 30525, 30565, 30615,
+ 30655, 30705, 30755, 30795, 30845, 30885, 30935, 30975, 31025, 31075,
+ 31115, 31165, 31215, 31265, 31305, 31355, 31405, 31455, 31505, 31545,
+ 31595, 31645, 31695, 31745, 31805, 31855, 31905, 31955, 32005, 32065,
+ 32115, 32175, 32225, 32285, 32335, 32395, 32455, 32515, 32575, 32635,
+ 32695, 32755, 32825, 32885, 32955, 33025, 33095, 33155, 33235, 33305,
+ 33375, 33455, 33525, 33605, 33685, 33765, 33855, 33935, 34025, 34115,
+ 34205, 34295, 34395, 34495, 34595, 34695, 34805, 34905, 35015, 35135,
+ 35245, 35365, 35495, 35615, 35745, 35875, 36015, 36145, 36295, 36435,
+ 36585, 36745, 36895, 37065, 37225, 37395, 37575, 37755, 37935, 38125,
+ 38325, 38525, 38725, 38935, 39155, 39375, 39605, 39835, 40075, 40325,
+ 40575, 40835, 41095, 41375, 41655, 41935,
+};
+
int
viapm_match(struct device *parent, void *match, void *aux)
{
- return (pci_matchbyid(aux, viapm_ids,
- sizeof(viapm_ids) / sizeof(viapm_ids[0])));
+ return (pci_matchbyid(aux, viapm_ids, nitems(viapm_ids)));
}
void
@@ -150,56 +308,71 @@ viapm_attach(struct device *parent, struct device *self, void *aux)
struct pci_attach_args *pa = aux;
struct i2cbus_attach_args iba;
pcireg_t conf, iobase;
-#if 0
pci_intr_handle_t ih;
const char *intrstr = NULL;
-#endif
+ int basereg, cfgreg;
+ int i, v;
- /* Map I/O space */
sc->sc_iot = pa->pa_iot;
- iobase = pci_conf_read(pa->pa_pc, pa->pa_tag, VIAPM_SMB_BASE);
- if (iobase == 0 ||
- bus_space_map(sc->sc_iot, iobase & 0xfffe,
- VIAPM_SMB_SIZE, 0, &sc->sc_ioh)) {
- printf(": can't map i/o space\n");
- return;
+
+ /* SMBus */
+ switch (PCI_PRODUCT(pa->pa_id)) {
+ case PCI_PRODUCT_VIATECH_VT82C596:
+ case PCI_PRODUCT_VIATECH_VT82C596B_PM:
+ case PCI_PRODUCT_VIATECH_VT82C686A_SMB:
+ case PCI_PRODUCT_VIATECH_VT8231_PWR:
+ basereg = VIAPM_SMB_BASE1;
+ break;
+ default:
+ basereg = VIAPM_SMB_BASE3;
}
- /* Read configuration */
- conf = (iobase >> 16);
- DPRINTF((": conf 0x%x", conf));
+ cfgreg = (VIAPM_SMB_CFG1 & (~0x03)); /* XXX 4-byte aligned */
- if ((conf & VIAPM_SMB_HOSTC_HSTEN) == 0) {
- printf(": SMBus host disabled\n");
- goto fail;
+ /* Check 2nd address for VT82C596 */
+ iobase = pci_conf_read(pa->pa_pc, pa->pa_tag, basereg);
+ if ((PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT82C596) &&
+ ((iobase & 0x0001) == 0)) {
+ iobase = pci_conf_read(pa->pa_pc, pa->pa_tag, VIAPM_SMB_BASE2);
+ cfgreg = VIAPM_SMB_CFG2;
}
- if (conf & VIAPM_SMB_HOSTC_INTEN) {
- if (conf & VIAPM_SMB_HOSTC_SCIEN)
- printf(": SCI");
- else
- printf(": SMI");
- sc->sc_poll = 1;
+ /* Check if SMBus I/O space is enabled */
+ conf = pci_conf_read(pa->pa_pc, pa->pa_tag, cfgreg);
+ if (cfgreg != VIAPM_SMB_CFG2)
+ conf >>= 16;
+ DPRINTF(": conf 0x%02x", conf & 0xff);
+
+ if ((conf & VIAPM_SMB_CFG_HSTEN) == 0) {
+ printf(": SMBus disabled\n");
+ goto nosmb;
+ }
+
+ /* Map SMBus I/O space */
+ iobase &= VIAPM_SMB_BASE_MASK;
+ if (iobase == 0 || bus_space_map(sc->sc_iot, iobase,
+ VIAPM_SMB_SIZE, 0, &sc->sc_smbus_ioh)) {
+ printf(": can't map SMBus i/o space\n");
+ goto nosmb;
+ }
+
+ sc->sc_poll = 1;
+ if ((conf & VIAPM_SMB_CFG_SCIEN) == 0) {
+ /* No PCI IRQ */
+ printf(": SMI");
} else {
-#if 0
/* Install interrupt handler */
- if (pci_intr_map(pa, &ih)) {
- printf(": can't map interrupt\n");
- goto fail;
+ if (pci_intr_map(pa, &ih) == 0) {
+ intrstr = pci_intr_string(pa->pa_pc, ih);
+ sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO,
+ viapm_intr, sc, DEVNAME(sc));
+ if (sc->sc_ih != NULL) {
+ printf(": %s", intrstr);
+ sc->sc_poll = 0;
+ }
}
- intrstr = pci_intr_string(pa->pa_pc, ih);
- sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO,
- viapm_intr, sc, sc->sc_dev.dv_xname);
- if (sc->sc_ih == NULL) {
- printf(": can't establish interrupt");
- if (intrstr != NULL)
- printf(" at %s", intrstr);
- printf("\n");
- goto fail;
- }
- printf(": %s", intrstr);
-#endif
- sc->sc_poll = 1;
+ if (sc->sc_poll)
+ printf(": polling");
}
printf("\n");
@@ -216,10 +389,116 @@ viapm_attach(struct device *parent, struct device *self, void *aux)
iba.iba_tag = &sc->sc_i2c_tag;
config_found(self, &iba, iicbus_print);
- return;
+nosmb:
+
+#ifdef __HAVE_TIMECOUNTER
+ /* Power management */
+ switch (PCI_PRODUCT(pa->pa_id)) {
+ case PCI_PRODUCT_VIATECH_VT82C596:
+ case PCI_PRODUCT_VIATECH_VT82C596B_PM:
+ case PCI_PRODUCT_VIATECH_VT82C686A_SMB:
+ case PCI_PRODUCT_VIATECH_VT8231_PWR:
+ basereg = VIAPM_PM_BASE1;
+ cfgreg = VIAPM_PM_CFG1;
+ break;
+ default:
+ basereg = VIAPM_PM_BASE2;
+ cfgreg = VIAPM_PM_CFG2;
+ }
+
+ /* Check if power management I/O space is enabled */
+ conf = pci_conf_read(pa->pa_pc, pa->pa_tag, cfgreg);
+ if ((conf & VIAPM_PM_CFG_PMEN) == 0) {
+ printf("%s: PM disabled\n", DEVNAME(sc));
+ goto nopm;
+ }
+
+ /* Map power management I/O space */
+ iobase = pci_conf_read(pa->pa_pc, pa->pa_tag, basereg);
+ iobase &= VIAPM_PM_BASE_MASK;
+ if (iobase == 0 || bus_space_map(sc->sc_iot, iobase,
+ VIAPM_PM_SIZE, 0, &sc->sc_pm_ioh)) {
+ /* XXX can't map PM i/o space if ACPI mode */
+ DPRINTF("%s: can't map PM i/o space\n", DEVNAME(sc));
+ goto nopm;
+ }
+
+ /* Check for 32-bit PM timer */
+ if (conf & VIAPM_PM_CFG_TMR32)
+ viapm_timecounter.tc_counter_mask = 0xffffffff;
-fail:
- bus_space_unmap(sc->sc_iot, sc->sc_ioh, VIAPM_SMB_SIZE);
+ /* Register new timecounter */
+ viapm_timecounter.tc_priv = sc;
+ tc_init(&viapm_timecounter);
+
+ printf("%s: %s-bit timer at %lluHz\n", DEVNAME(sc),
+ (viapm_timecounter.tc_counter_mask == 0xffffffff ? "32" : "24"),
+ (unsigned long long)viapm_timecounter.tc_frequency);
+
+nopm:
+#endif /* __HAVE_TIMECOUNTER */
+
+ /* HWMon */
+ switch (PCI_PRODUCT(pa->pa_id)) {
+ case PCI_PRODUCT_VIATECH_VT82C686A_SMB:
+ case PCI_PRODUCT_VIATECH_VT8231_PWR:
+ break;
+ default:
+ return;
+ }
+
+ /* Check if HWMon I/O space is enabled */
+ conf = pci_conf_read(pa->pa_pc, pa->pa_tag, VIAPM_HWMON_CFG);
+ if ((conf & VIAPM_HWMON_CFG_HWEN) == 0) {
+ printf("%s: HWM disabled\n", DEVNAME(sc));
+ return;
+ }
+
+ /* Map HWMon I/O space */
+ iobase = pci_conf_read(pa->pa_pc, pa->pa_tag, VIAPM_HWMON_BASE);
+ iobase &= VIAPM_HWMON_BASE_MASK;
+ if (iobase == 0 || bus_space_map(sc->sc_iot, iobase,
+ VIAPM_HWMON_SIZE, 0, &sc->sc_hwmon_ioh)) {
+ printf("%s: can't map HWM i/o space\n", DEVNAME(sc));
+ return;
+ }
+
+ v = bus_space_read_1(sc->sc_iot, sc->sc_hwmon_ioh, VIAPM_HWMON_FANCONF);
+
+ sc->sc_fan_div[0] = 1 << ((v >> 4) & 0x3);
+ sc->sc_fan_div[1] = 1 << ((v >> 6) & 0x3);
+
+ for (i = 0; i <= 2; i++)
+ sc->sc_data[i].type = SENSOR_TEMP;
+ for (i = 3; i <= 4; i++)
+ sc->sc_data[i].type = SENSOR_FANRPM;
+ for (i = 5; i <= 9; ++i)
+ sc->sc_data[i].type = SENSOR_VOLTS_DC;
+
+ strlcpy(sc->sc_data[5].desc, "VSENS1",
+ sizeof(sc->sc_data[5].desc)); /* CPU core (2V) */
+ strlcpy(sc->sc_data[6].desc, "VSENS2",
+ sizeof(sc->sc_data[6].desc)); /* NB core? (2.5V) */
+ strlcpy(sc->sc_data[7].desc, "Vcore",
+ sizeof(sc->sc_data[7].desc)); /* Vcore (3.3V) */
+ strlcpy(sc->sc_data[8].desc, "VSENS3",
+ sizeof(sc->sc_data[8].desc)); /* VSENS3 (5V) */
+ strlcpy(sc->sc_data[9].desc, "VSENS4",
+ sizeof(sc->sc_data[9].desc)); /* VSENS4 (12V) */
+
+ /* Get initial set of sensor values. */
+ viapm_refresh_sensor_data(sc);
+
+ /* Register sensors with sysctl */
+ strlcpy(sc->sc_sensordev.xname, DEVNAME(sc),
+ sizeof(sc->sc_sensordev.xname));
+ for (i = 0; i < VIAPM_NUM_SENSORS; ++i)
+ sensor_attach(&sc->sc_sensordev, &sc->sc_data[i]);
+ sensordev_install(&sc->sc_sensordev);
+
+ /* Refresh sensors data every 1.5 seconds */
+ timeout_set(&viapm_timeout, viapm_refresh, sc);
+ timeout_add_msec(&viapm_timeout, 1500);
}
int
@@ -253,15 +532,11 @@ viapm_i2c_exec(void *cookie, i2c_op_t op, i2c_addr_t addr,
u_int8_t ctl, st;
int retries;
- DPRINTF(("%s: exec op %d, addr 0x%x, cmdlen %d, len %d, "
- "flags 0x%x, status 0x%b\n", sc->sc_dev.dv_xname, op, addr,
- cmdlen, len, flags, bus_space_read_1(sc->sc_iot, sc->sc_ioh,
- VIAPM_SMB_HS), VIAPM_SMB_HS_BITS));
-
/* Check if there's a transfer already running */
- st = bus_space_read_1(sc->sc_iot, sc->sc_ioh, VIAPM_SMB_HS);
- DPRINTF(("%s: exec: st 0x%b\n", sc->sc_dev.dv_xname, st,
- VIAPM_SMB_HS_BITS));
+ st = bus_space_read_1(sc->sc_iot, sc->sc_smbus_ioh, VIAPM_SMB_HS);
+ DPRINTF("%s: exec op %d, addr 0x%x, cmdlen %d, len %d, "
+ "flags 0x%x, status 0x%b\n", DEVNAME(sc), op, addr,
+ cmdlen, len, flags, st, VIAPM_SMB_HS_BITS);
if (st & VIAPM_SMB_HS_BUSY)
return (1);
@@ -279,24 +554,24 @@ viapm_i2c_exec(void *cookie, i2c_op_t op, i2c_addr_t addr,
sc->sc_i2c_xfer.error = 0;
/* Set slave address and transfer direction */
- bus_space_write_1(sc->sc_iot, sc->sc_ioh, VIAPM_SMB_TXSLVA,
+ bus_space_write_1(sc->sc_iot, sc->sc_smbus_ioh, VIAPM_SMB_TXSLVA,
VIAPM_SMB_TXSLVA_ADDR(addr) |
(I2C_OP_READ_P(op) ? VIAPM_SMB_TXSLVA_READ : 0));
b = (void *)cmdbuf;
if (cmdlen > 0)
/* Set command byte */
- bus_space_write_1(sc->sc_iot, sc->sc_ioh,
+ bus_space_write_1(sc->sc_iot, sc->sc_smbus_ioh,
VIAPM_SMB_HCMD, b[0]);
if (I2C_OP_WRITE_P(op)) {
/* Write data */
b = buf;
if (len > 0)
- bus_space_write_1(sc->sc_iot, sc->sc_ioh,
+ bus_space_write_1(sc->sc_iot, sc->sc_smbus_ioh,
VIAPM_SMB_HD0, b[0]);
if (len > 1)
- bus_space_write_1(sc->sc_iot, sc->sc_ioh,
+ bus_space_write_1(sc->sc_iot, sc->sc_smbus_ioh,
VIAPM_SMB_HD1, b[1]);
}
@@ -313,26 +588,26 @@ viapm_i2c_exec(void *cookie, i2c_op_t op, i2c_addr_t addr,
/* Start transaction */
ctl |= VIAPM_SMB_HC_START;
- bus_space_write_1(sc->sc_iot, sc->sc_ioh, VIAPM_SMB_HC, ctl);
+ bus_space_write_1(sc->sc_iot, sc->sc_smbus_ioh, VIAPM_SMB_HC, ctl);
if (flags & I2C_F_POLL) {
/* Poll for completion */
- DELAY(VIAPM_DELAY);
+ DELAY(VIAPM_SMBUS_DELAY);
for (retries = 1000; retries > 0; retries--) {
- st = bus_space_read_1(sc->sc_iot, sc->sc_ioh,
+ st = bus_space_read_1(sc->sc_iot, sc->sc_smbus_ioh,
VIAPM_SMB_HS);
if ((st & VIAPM_SMB_HS_BUSY) == 0)
break;
- DELAY(VIAPM_DELAY);
+ DELAY(VIAPM_SMBUS_DELAY);
}
if (st & VIAPM_SMB_HS_BUSY)
goto timeout;
viapm_intr(sc);
} else {
/* Wait for interrupt */
- if (tsleep(sc, PRIBIO, "iicexec", VIAPM_TIMEOUT * hz))
+ if (tsleep(sc, PRIBIO, "iicexec", VIAPM_SMBUS_TIMEOUT * hz))
goto timeout;
- }
+ }
if (sc->sc_i2c_xfer.error)
return (1);
@@ -343,16 +618,16 @@ timeout:
/*
* Transfer timeout. Kill the transaction and clear status bits.
*/
- printf("%s: timeout, status 0x%b\n", sc->sc_dev.dv_xname, st,
+ printf("%s: timeout, status 0x%b\n", DEVNAME(sc), st,
VIAPM_SMB_HS_BITS);
- bus_space_write_1(sc->sc_iot, sc->sc_ioh, VIAPM_SMB_HC,
+ bus_space_write_1(sc->sc_iot, sc->sc_smbus_ioh, VIAPM_SMB_HC,
VIAPM_SMB_HC_KILL);
- DELAY(VIAPM_DELAY);
- st = bus_space_read_1(sc->sc_iot, sc->sc_ioh, VIAPM_SMB_HS);
+ DELAY(VIAPM_SMBUS_DELAY);
+ st = bus_space_read_1(sc->sc_iot, sc->sc_smbus_ioh, VIAPM_SMB_HS);
if ((st & VIAPM_SMB_HS_FAILED) == 0)
printf("%s: transaction abort failed, status 0x%b\n",
- sc->sc_dev.dv_xname, st, VIAPM_SMB_HS_BITS);
- bus_space_write_1(sc->sc_iot, sc->sc_ioh, VIAPM_SMB_HS, st);
+ DEVNAME(sc), st, VIAPM_SMB_HS_BITS);
+ bus_space_write_1(sc->sc_iot, sc->sc_smbus_ioh, VIAPM_SMB_HS, st);
return (1);
}
@@ -365,18 +640,17 @@ viapm_intr(void *arg)
size_t len;
/* Read status */
- st = bus_space_read_1(sc->sc_iot, sc->sc_ioh, VIAPM_SMB_HS);
+ st = bus_space_read_1(sc->sc_iot, sc->sc_smbus_ioh, VIAPM_SMB_HS);
if ((st & VIAPM_SMB_HS_BUSY) != 0 || (st & (VIAPM_SMB_HS_INTR |
VIAPM_SMB_HS_DEVERR | VIAPM_SMB_HS_BUSERR |
VIAPM_SMB_HS_FAILED)) == 0)
/* Interrupt was not for us */
return (0);
- DPRINTF(("%s: intr st 0x%b\n", sc->sc_dev.dv_xname, st,
- VIAPM_SMB_HS_BITS));
+ DPRINTF("%s: intr st 0x%b\n", DEVNAME(sc), st, VIAPM_SMB_HS_BITS);
/* Clear status bits */
- bus_space_write_1(sc->sc_iot, sc->sc_ioh, VIAPM_SMB_HS, st);
+ bus_space_write_1(sc->sc_iot, sc->sc_smbus_ioh, VIAPM_SMB_HS, st);
/* Check for errors */
if (st & (VIAPM_SMB_HS_DEVERR | VIAPM_SMB_HS_BUSERR |
@@ -393,10 +667,10 @@ viapm_intr(void *arg)
b = sc->sc_i2c_xfer.buf;
len = sc->sc_i2c_xfer.len;
if (len > 0)
- b[0] = bus_space_read_1(sc->sc_iot, sc->sc_ioh,
+ b[0] = bus_space_read_1(sc->sc_iot, sc->sc_smbus_ioh,
VIAPM_SMB_HD0);
if (len > 1)
- b[1] = bus_space_read_1(sc->sc_iot, sc->sc_ioh,
+ b[1] = bus_space_read_1(sc->sc_iot, sc->sc_smbus_ioh,
VIAPM_SMB_HD1);
}
@@ -405,3 +679,106 @@ done:
wakeup(sc);
return (1);
}
+
+int
+val_to_uK(unsigned int val)
+{
+ int i = val / 4;
+ int j = val % 4;
+
+ KASSERT(i >= 0 && i <= 255);
+
+ if (j == 0 || i == 255)
+ return val_to_temp[i] * 10000;
+
+ /* is linear interpolation ok? */
+ return (val_to_temp[i] * (4 - j) +
+ val_to_temp[i + 1] * j) * 2500 /* really: / 4 * 10000 */ ;
+}
+
+int
+val_to_rpm(unsigned int val, int div)
+{
+ if (val == 0)
+ return 0;
+
+ return 1350000 / val / div;
+}
+
+long
+val_to_uV(unsigned int val, int index)
+{
+ static const long mult[] =
+ {1250000, 1250000, 1670000, 2600000, 6300000};
+
+ KASSERT(index >= 0 && index <= 4);
+
+ return (25LL * val + 133) * mult[index] / 2628;
+}
+
+void
+viapm_refresh_sensor_data(struct viapm_softc *sc)
+{
+ int i;
+ u_int8_t v, v2;
+
+ /* temperature */
+ v = bus_space_read_1(sc->sc_iot, sc->sc_hwmon_ioh, VIAPM_HWMON_TIRQ);
+ v2 = bus_space_read_1(sc->sc_iot, sc->sc_hwmon_ioh, VIAPM_HWMON_TSENS1);
+ DPRINTF("%s: TSENS1 = %d\n", DEVNAME(sc), (v2 << 2) | (v >> 6));
+ sc->sc_data[0].value = val_to_uK((v2 << 2) | (v >> 6));
+
+ v = bus_space_read_1(sc->sc_iot, sc->sc_hwmon_ioh, VIAPM_HWMON_TLOW);
+ v2 = bus_space_read_1(sc->sc_iot, sc->sc_hwmon_ioh, VIAPM_HWMON_TSENS2);
+ DPRINTF("%s: TSENS2 = %d\n", DEVNAME(sc), (v2 << 2) | ((v >> 4) & 0x3));
+ sc->sc_data[1].value = val_to_uK((v2 << 2) | ((v >> 4) & 0x3));
+
+ v2 = bus_space_read_1(sc->sc_iot, sc->sc_hwmon_ioh, VIAPM_HWMON_TSENS3);
+ DPRINTF("%s: TSENS3 = %d\n", DEVNAME(sc), (v2 << 2) | (v >> 6));
+ sc->sc_data[2].value = val_to_uK((v2 << 2) | (v >> 6));
+
+ /* fan */
+ for (i = 3; i <= 4; i++) {
+ v = bus_space_read_1(sc->sc_iot, sc->sc_hwmon_ioh,
+ VIAPM_HWMON_FAN1 + i - 3);
+ DPRINTF("%s: FAN%d = %d / %d\n", DEVNAME(sc), i - 3, v,
+ sc->sc_fan_div[i - 3]);
+ sc->sc_data[i].value = val_to_rpm(v, sc->sc_fan_div[i - 3]);
+ }
+
+ /* voltage */
+ for (i = 5; i <= 9; i++) {
+ v = bus_space_read_1(sc->sc_iot, sc->sc_hwmon_ioh,
+ VIAPM_HWMON_VSENS1 + i - 5);
+ DPRINTF("%s: V%d = %d\n", DEVNAME(sc), i - 5, v);
+ sc->sc_data[i].value = val_to_uV(v, i - 5);
+ }
+}
+
+void
+viapm_refresh(void *arg)
+{
+ struct viapm_softc *sc = (struct viapm_softc *)arg;
+
+ viapm_refresh_sensor_data(sc);
+ timeout_add_msec(&viapm_timeout, 1500);
+}
+
+#ifdef __HAVE_TIMECOUNTER
+u_int
+viapm_get_timecount(struct timecounter *tc)
+{
+ struct viapm_softc *sc = tc->tc_priv;
+ u_int u1, u2, u3;
+
+ u2 = bus_space_read_4(sc->sc_iot, sc->sc_pm_ioh, VIAPM_PM_TMR);
+ u3 = bus_space_read_4(sc->sc_iot, sc->sc_pm_ioh, VIAPM_PM_TMR);
+ do {
+ u1 = u2;
+ u2 = u3;
+ u3 = bus_space_read_4(sc->sc_iot, sc->sc_pm_ioh, VIAPM_PM_TMR);
+ } while (u1 > u2 || u2 > u3);
+
+ return (u2);
+}
+#endif /* __HAVE_TIMECOUNTER */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 16:33:16 +0000