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abituguru3.c
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/*
* abituguru3.c
*
* Copyright (c) 2006-2008 Hans de Goede <[email protected]>
* Copyright (c) 2008 Alistair John Strachan <[email protected]>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*
* This driver supports the sensor part of revision 3 of the custom Abit uGuru
* chip found on newer Abit uGuru motherboards. Note: because of lack of specs
* only reading the sensors and their settings is supported.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/module.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/jiffies.h>
#include <linux/mutex.h>
#include <linux/err.h>
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/hwmon.h>
#include <linux/hwmon-sysfs.h>
#include <linux/dmi.h>
#include <linux/io.h>
/* uGuru3 bank addresses */
#define ABIT_UGURU3_SETTINGS_BANK 0x01
#define ABIT_UGURU3_SENSORS_BANK 0x08
#define ABIT_UGURU3_MISC_BANK 0x09
#define ABIT_UGURU3_ALARMS_START 0x1E
#define ABIT_UGURU3_SETTINGS_START 0x24
#define ABIT_UGURU3_VALUES_START 0x80
#define ABIT_UGURU3_BOARD_ID 0x0A
/* uGuru3 sensor bank flags */ /* Alarm if: */
#define ABIT_UGURU3_TEMP_HIGH_ALARM_ENABLE 0x01 /* temp over warn */
#define ABIT_UGURU3_VOLT_HIGH_ALARM_ENABLE 0x02 /* volt over max */
#define ABIT_UGURU3_VOLT_LOW_ALARM_ENABLE 0x04 /* volt under min */
#define ABIT_UGURU3_TEMP_HIGH_ALARM_FLAG 0x10 /* temp is over warn */
#define ABIT_UGURU3_VOLT_HIGH_ALARM_FLAG 0x20 /* volt is over max */
#define ABIT_UGURU3_VOLT_LOW_ALARM_FLAG 0x40 /* volt is under min */
#define ABIT_UGURU3_FAN_LOW_ALARM_ENABLE 0x01 /* fan under min */
#define ABIT_UGURU3_BEEP_ENABLE 0x08 /* beep if alarm */
#define ABIT_UGURU3_SHUTDOWN_ENABLE 0x80 /* shutdown if alarm */
/* sensor types */
#define ABIT_UGURU3_IN_SENSOR 0
#define ABIT_UGURU3_TEMP_SENSOR 1
#define ABIT_UGURU3_FAN_SENSOR 2
/*
* Timeouts / Retries, if these turn out to need a lot of fiddling we could
* convert them to params. Determined by trial and error. I assume this is
* cpu-speed independent, since the ISA-bus and not the CPU should be the
* bottleneck.
*/
#define ABIT_UGURU3_WAIT_TIMEOUT 250
/*
* Normally the 0xAC at the end of synchronize() is reported after the
* first read, but sometimes not and we need to poll
*/
#define ABIT_UGURU3_SYNCHRONIZE_TIMEOUT 5
/* utility macros */
#define ABIT_UGURU3_NAME "abituguru3"
#define ABIT_UGURU3_DEBUG(format, arg...) \
do { \
if (verbose) \
pr_debug(format , ## arg); \
} while (0)
/* Macros to help calculate the sysfs_names array length */
#define ABIT_UGURU3_MAX_NO_SENSORS 26
/*
* sum of strlen +1 of: in??_input\0, in??_{min,max}\0, in??_{min,max}_alarm\0,
* in??_{min,max}_alarm_enable\0, in??_beep\0, in??_shutdown\0, in??_label\0
*/
#define ABIT_UGURU3_IN_NAMES_LENGTH \
(11 + 2 * 9 + 2 * 15 + 2 * 22 + 10 + 14 + 11)
/*
* sum of strlen +1 of: temp??_input\0, temp??_max\0, temp??_crit\0,
* temp??_alarm\0, temp??_alarm_enable\0, temp??_beep\0, temp??_shutdown\0,
* temp??_label\0
*/
#define ABIT_UGURU3_TEMP_NAMES_LENGTH (13 + 11 + 12 + 13 + 20 + 12 + 16 + 13)
/*
* sum of strlen +1 of: fan??_input\0, fan??_min\0, fan??_alarm\0,
* fan??_alarm_enable\0, fan??_beep\0, fan??_shutdown\0, fan??_label\0
*/
#define ABIT_UGURU3_FAN_NAMES_LENGTH (12 + 10 + 12 + 19 + 11 + 15 + 12)
/*
* Worst case scenario 16 in sensors (longest names_length) and the rest
* temp sensors (second longest names_length).
*/
#define ABIT_UGURU3_SYSFS_NAMES_LENGTH (16 * ABIT_UGURU3_IN_NAMES_LENGTH + \
(ABIT_UGURU3_MAX_NO_SENSORS - 16) * ABIT_UGURU3_TEMP_NAMES_LENGTH)
/*
* All the macros below are named identical to the openguru2 program
* reverse engineered by Louis Kruger, hence the names might not be 100%
* logical. I could come up with better names, but I prefer keeping the names
* identical so that this driver can be compared with his work more easily.
*/
/* Two i/o-ports are used by uGuru */
#define ABIT_UGURU3_BASE 0x00E0
#define ABIT_UGURU3_CMD 0x00
#define ABIT_UGURU3_DATA 0x04
#define ABIT_UGURU3_REGION_LENGTH 5
/*
* The wait_xxx functions return this on success and the last contents
* of the DATA register (0-255) on failure.
*/
#define ABIT_UGURU3_SUCCESS -1
/* uGuru status flags */
#define ABIT_UGURU3_STATUS_READY_FOR_READ 0x01
#define ABIT_UGURU3_STATUS_BUSY 0x02
/* Structures */
struct abituguru3_sensor_info {
const char *name;
int port;
int type;
int multiplier;
int divisor;
int offset;
};
/* Avoid use of flexible array members */
#define ABIT_UGURU3_MAX_DMI_NAMES 2
struct abituguru3_motherboard_info {
u16 id;
const char *dmi_name[ABIT_UGURU3_MAX_DMI_NAMES + 1];
/* + 1 -> end of sensors indicated by a sensor with name == NULL */
struct abituguru3_sensor_info sensors[ABIT_UGURU3_MAX_NO_SENSORS + 1];
};
/*
* For the Abit uGuru, we need to keep some data in memory.
* The structure is dynamically allocated, at the same time when a new
* abituguru3 device is allocated.
*/
struct abituguru3_data {
struct device *hwmon_dev; /* hwmon registered device */
struct mutex update_lock; /* protect access to data and uGuru */
unsigned short addr; /* uguru base address */
char valid; /* !=0 if following fields are valid */
unsigned long last_updated; /* In jiffies */
/*
* For convenience the sysfs attr and their names are generated
* automatically. We have max 10 entries per sensor (for in sensors)
*/
struct sensor_device_attribute_2 sysfs_attr[ABIT_UGURU3_MAX_NO_SENSORS
* 10];
/* Buffer to store the dynamically generated sysfs names */
char sysfs_names[ABIT_UGURU3_SYSFS_NAMES_LENGTH];
/* Pointer to the sensors info for the detected motherboard */
const struct abituguru3_sensor_info *sensors;
/*
* The abituguru3 supports up to 48 sensors, and thus has registers
* sets for 48 sensors, for convenience reasons / simplicity of the
* code we always read and store all registers for all 48 sensors
*/
/* Alarms for all 48 sensors (1 bit per sensor) */
u8 alarms[48/8];
/* Value of all 48 sensors */
u8 value[48];
/*
* Settings of all 48 sensors, note in and temp sensors (the first 32
* sensors) have 3 bytes of settings, while fans only have 2 bytes,
* for convenience we use 3 bytes for all sensors
*/
u8 settings[48][3];
};
/* Constants */
static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ 0x000C, { NULL } /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT 1.2V", 3, 0, 10, 1, 0 },
{ "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 },
{ "MCH 2.5V", 5, 0, 20, 1, 0 },
{ "ICH 1.05V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM", 26, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "NB Fan", 33, 2, 60, 1, 0 },
{ "SYS FAN", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 35, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x000D, { NULL } /* Abit AW8, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT 1.2V", 3, 0, 10, 1, 0 },
{ "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 },
{ "MCH 2.5V", 5, 0, 20, 1, 0 },
{ "ICH 1.05V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM1", 26, 1, 1, 1, 0 },
{ "PWM2", 27, 1, 1, 1, 0 },
{ "PWM3", 28, 1, 1, 1, 0 },
{ "PWM4", 29, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "NB Fan", 33, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 35, 2, 60, 1, 0 },
{ "AUX2 Fan", 36, 2, 60, 1, 0 },
{ "AUX3 Fan", 37, 2, 60, 1, 0 },
{ "AUX4 Fan", 38, 2, 60, 1, 0 },
{ "AUX5 Fan", 39, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x000E, { NULL } /* AL-8, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT 1.2V", 3, 0, 10, 1, 0 },
{ "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 },
{ "MCH 2.5V", 5, 0, 20, 1, 0 },
{ "ICH 1.05V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM", 26, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "NB Fan", 33, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x000F, { NULL } /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT 1.2V", 3, 0, 10, 1, 0 },
{ "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 },
{ "MCH 2.5V", 5, 0, 20, 1, 0 },
{ "ICH 1.05V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM", 26, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "NB Fan", 33, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x0010, { NULL } /* Abit NI8 SLI GR, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT 1.2V", 3, 0, 10, 1, 0 },
{ "NB 1.4V", 4, 0, 10, 1, 0 },
{ "SB 1.5V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "SYS", 25, 1, 1, 1, 0 },
{ "PWM", 26, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "NB Fan", 33, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 35, 2, 60, 1, 0 },
{ "OTES1 Fan", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x0011, { "AT8 32X", NULL }, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 20, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
{ "CPU VDDA 2.5V", 6, 0, 20, 1, 0 },
{ "NB 1.8V", 4, 0, 10, 1, 0 },
{ "NB 1.8V Dual", 5, 0, 10, 1, 0 },
{ "HTV 1.2", 3, 0, 10, 1, 0 },
{ "PCIE 1.2V", 12, 0, 10, 1, 0 },
{ "NB 1.2V", 13, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "NB", 25, 1, 1, 1, 0 },
{ "System", 26, 1, 1, 1, 0 },
{ "PWM", 27, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "NB Fan", 33, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 35, 2, 60, 1, 0 },
{ "AUX2 Fan", 36, 2, 60, 1, 0 },
{ "AUX3 Fan", 37, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x0012, { NULL } /* Abit AN8 32X, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 20, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
{ "HyperTransport", 3, 0, 10, 1, 0 },
{ "CPU VDDA 2.5V", 5, 0, 20, 1, 0 },
{ "NB", 4, 0, 10, 1, 0 },
{ "SB", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "SYS", 25, 1, 1, 1, 0 },
{ "PWM", 26, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "NB Fan", 33, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x0013, { NULL } /* Abit AW8D, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT 1.2V", 3, 0, 10, 1, 0 },
{ "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 },
{ "MCH 2.5V", 5, 0, 20, 1, 0 },
{ "ICH 1.05V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM1", 26, 1, 1, 1, 0 },
{ "PWM2", 27, 1, 1, 1, 0 },
{ "PWM3", 28, 1, 1, 1, 0 },
{ "PWM4", 29, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "NB Fan", 33, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 35, 2, 60, 1, 0 },
{ "AUX2 Fan", 36, 2, 60, 1, 0 },
{ "AUX3 Fan", 37, 2, 60, 1, 0 },
{ "AUX4 Fan", 38, 2, 60, 1, 0 },
{ "AUX5 Fan", 39, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x0014, { "AB9", "AB9 Pro", NULL }, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT 1.2V", 3, 0, 10, 1, 0 },
{ "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 },
{ "MCH 2.5V", 5, 0, 20, 1, 0 },
{ "ICH 1.05V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM", 26, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "NB Fan", 33, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x0015, { NULL } /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 20, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
{ "HyperTransport", 3, 0, 10, 1, 0 },
{ "CPU VDDA 2.5V", 5, 0, 20, 1, 0 },
{ "NB", 4, 0, 10, 1, 0 },
{ "SB", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "SYS", 25, 1, 1, 1, 0 },
{ "PWM", 26, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "NB Fan", 33, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 33, 2, 60, 1, 0 },
{ "AUX2 Fan", 35, 2, 60, 1, 0 },
{ "AUX3 Fan", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x0016, { "AW9D-MAX", NULL }, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR2", 1, 0, 20, 1, 0 },
{ "DDR2 VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT 1.2V", 3, 0, 10, 1, 0 },
{ "MCH & PCIE 1.5V", 4, 0, 10, 1, 0 },
{ "MCH 2.5V", 5, 0, 20, 1, 0 },
{ "ICH 1.05V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM1", 26, 1, 1, 1, 0 },
{ "PWM2", 27, 1, 1, 1, 0 },
{ "PWM3", 28, 1, 1, 1, 0 },
{ "PWM4", 29, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "NB Fan", 33, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 35, 2, 60, 1, 0 },
{ "AUX2 Fan", 36, 2, 60, 1, 0 },
{ "AUX3 Fan", 37, 2, 60, 1, 0 },
{ "OTES1 Fan", 38, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x0017, { NULL } /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR2", 1, 0, 20, 1, 0 },
{ "DDR2 VTT", 2, 0, 10, 1, 0 },
{ "HyperTransport", 3, 0, 10, 1, 0 },
{ "CPU VDDA 2.5V", 6, 0, 20, 1, 0 },
{ "NB 1.8V", 4, 0, 10, 1, 0 },
{ "NB 1.2V ", 13, 0, 10, 1, 0 },
{ "SB 1.2V", 5, 0, 10, 1, 0 },
{ "PCIE 1.2V", 12, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "ATX +3.3V", 10, 0, 20, 1, 0 },
{ "ATX 5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 26, 1, 1, 1, 0 },
{ "PWM", 27, 1, 1, 1, 0 },
{ "CPU FAN", 32, 2, 60, 1, 0 },
{ "SYS FAN", 34, 2, 60, 1, 0 },
{ "AUX1 FAN", 35, 2, 60, 1, 0 },
{ "AUX2 FAN", 36, 2, 60, 1, 0 },
{ "AUX3 FAN", 37, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x0018, { "AB9 QuadGT", NULL }, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR2", 1, 0, 20, 1, 0 },
{ "DDR2 VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT", 3, 0, 10, 1, 0 },
{ "MCH 1.25V", 4, 0, 10, 1, 0 },
{ "ICHIO 1.5V", 5, 0, 10, 1, 0 },
{ "ICH 1.05V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM Phase1", 26, 1, 1, 1, 0 },
{ "PWM Phase2", 27, 1, 1, 1, 0 },
{ "PWM Phase3", 28, 1, 1, 1, 0 },
{ "PWM Phase4", 29, 1, 1, 1, 0 },
{ "PWM Phase5", 30, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 33, 2, 60, 1, 0 },
{ "AUX2 Fan", 35, 2, 60, 1, 0 },
{ "AUX3 Fan", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x0019, { "IN9 32X MAX", NULL }, {
{ "CPU Core", 7, 0, 10, 1, 0 },
{ "DDR2", 13, 0, 20, 1, 0 },
{ "DDR2 VTT", 14, 0, 10, 1, 0 },
{ "CPU VTT", 3, 0, 20, 1, 0 },
{ "NB 1.2V", 4, 0, 10, 1, 0 },
{ "SB 1.5V", 6, 0, 10, 1, 0 },
{ "HyperTransport", 5, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 12, 0, 60, 1, 0 },
{ "ATX +12V (4-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "ATX +3.3V", 10, 0, 20, 1, 0 },
{ "ATX 5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM Phase1", 26, 1, 1, 1, 0 },
{ "PWM Phase2", 27, 1, 1, 1, 0 },
{ "PWM Phase3", 28, 1, 1, 1, 0 },
{ "PWM Phase4", 29, 1, 1, 1, 0 },
{ "PWM Phase5", 30, 1, 1, 1, 0 },
{ "CPU FAN", 32, 2, 60, 1, 0 },
{ "SYS FAN", 34, 2, 60, 1, 0 },
{ "AUX1 FAN", 33, 2, 60, 1, 0 },
{ "AUX2 FAN", 35, 2, 60, 1, 0 },
{ "AUX3 FAN", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x001A, { "IP35 Pro", "IP35 Pro XE", NULL }, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR2", 1, 0, 20, 1, 0 },
{ "DDR2 VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT 1.2V", 3, 0, 10, 1, 0 },
{ "MCH 1.25V", 4, 0, 10, 1, 0 },
{ "ICHIO 1.5V", 5, 0, 10, 1, 0 },
{ "ICH 1.05V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (8-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM", 26, 1, 1, 1, 0 },
{ "PWM Phase2", 27, 1, 1, 1, 0 },
{ "PWM Phase3", 28, 1, 1, 1, 0 },
{ "PWM Phase4", 29, 1, 1, 1, 0 },
{ "PWM Phase5", 30, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 33, 2, 60, 1, 0 },
{ "AUX2 Fan", 35, 2, 60, 1, 0 },
{ "AUX3 Fan", 36, 2, 60, 1, 0 },
{ "AUX4 Fan", 37, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x001B, { NULL } /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR3", 1, 0, 20, 1, 0 },
{ "DDR3 VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT", 3, 0, 10, 1, 0 },
{ "MCH 1.25V", 4, 0, 10, 1, 0 },
{ "ICHIO 1.5V", 5, 0, 10, 1, 0 },
{ "ICH 1.05V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (8-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM Phase1", 26, 1, 1, 1, 0 },
{ "PWM Phase2", 27, 1, 1, 1, 0 },
{ "PWM Phase3", 28, 1, 1, 1, 0 },
{ "PWM Phase4", 29, 1, 1, 1, 0 },
{ "PWM Phase5", 30, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 33, 2, 60, 1, 0 },
{ "AUX2 Fan", 35, 2, 60, 1, 0 },
{ "AUX3 Fan", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x001C, { "IX38 QuadGT", NULL }, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR2", 1, 0, 20, 1, 0 },
{ "DDR2 VTT", 2, 0, 10, 1, 0 },
{ "CPU VTT", 3, 0, 10, 1, 0 },
{ "MCH 1.25V", 4, 0, 10, 1, 0 },
{ "ICHIO 1.5V", 5, 0, 10, 1, 0 },
{ "ICH 1.05V", 6, 0, 10, 1, 0 },
{ "ATX +12V (24-Pin)", 7, 0, 60, 1, 0 },
{ "ATX +12V (8-pin)", 8, 0, 60, 1, 0 },
{ "ATX +5V", 9, 0, 30, 1, 0 },
{ "+3.3V", 10, 0, 20, 1, 0 },
{ "5VSB", 11, 0, 30, 1, 0 },
{ "CPU", 24, 1, 1, 1, 0 },
{ "System", 25, 1, 1, 1, 0 },
{ "PWM Phase1", 26, 1, 1, 1, 0 },
{ "PWM Phase2", 27, 1, 1, 1, 0 },
{ "PWM Phase3", 28, 1, 1, 1, 0 },
{ "PWM Phase4", 29, 1, 1, 1, 0 },
{ "PWM Phase5", 30, 1, 1, 1, 0 },
{ "CPU Fan", 32, 2, 60, 1, 0 },
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 33, 2, 60, 1, 0 },
{ "AUX2 Fan", 35, 2, 60, 1, 0 },
{ "AUX3 Fan", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
{ 0x0000, { NULL }, { { NULL, 0, 0, 0, 0, 0 } } }
};
/* Insmod parameters */
static bool force;
module_param(force, bool, 0);
MODULE_PARM_DESC(force, "Set to one to force detection.");
/* Default verbose is 1, since this driver is still in the testing phase */
static bool verbose = 1;
module_param(verbose, bool, 0644);
MODULE_PARM_DESC(verbose, "Enable/disable verbose error reporting");
static const char *never_happen = "This should never happen.";
static const char *report_this =
"Please report this to the abituguru3 maintainer (see MAINTAINERS)";
/* wait while the uguru is busy (usually after a write) */
static int abituguru3_wait_while_busy(struct abituguru3_data *data)
{
u8 x;
int timeout = ABIT_UGURU3_WAIT_TIMEOUT;
while ((x = inb_p(data->addr + ABIT_UGURU3_DATA)) &
ABIT_UGURU3_STATUS_BUSY) {
timeout--;
if (timeout == 0)
return x;
/*
* sleep a bit before our last try, to give the uGuru3 one
* last chance to respond.
*/
if (timeout == 1)
msleep(1);
}
return ABIT_UGURU3_SUCCESS;
}
/* wait till uguru is ready to be read */
static int abituguru3_wait_for_read(struct abituguru3_data *data)
{
u8 x;
int timeout = ABIT_UGURU3_WAIT_TIMEOUT;
while (!((x = inb_p(data->addr + ABIT_UGURU3_DATA)) &
ABIT_UGURU3_STATUS_READY_FOR_READ)) {
timeout--;
if (timeout == 0)
return x;
/*
* sleep a bit before our last try, to give the uGuru3 one
* last chance to respond.
*/
if (timeout == 1)
msleep(1);
}
return ABIT_UGURU3_SUCCESS;
}
/*
* This synchronizes us with the uGuru3's protocol state machine, this
* must be done before each command.
*/
static int abituguru3_synchronize(struct abituguru3_data *data)
{
int x, timeout = ABIT_UGURU3_SYNCHRONIZE_TIMEOUT;
x = abituguru3_wait_while_busy(data);
if (x != ABIT_UGURU3_SUCCESS) {
ABIT_UGURU3_DEBUG("synchronize timeout during initial busy "
"wait, status: 0x%02x\n", x);
return -EIO;
}
outb(0x20, data->addr + ABIT_UGURU3_DATA);
x = abituguru3_wait_while_busy(data);
if (x != ABIT_UGURU3_SUCCESS) {
ABIT_UGURU3_DEBUG("synchronize timeout after sending 0x20, "
"status: 0x%02x\n", x);
return -EIO;
}
outb(0x10, data->addr + ABIT_UGURU3_CMD);
x = abituguru3_wait_while_busy(data);
if (x != ABIT_UGURU3_SUCCESS) {
ABIT_UGURU3_DEBUG("synchronize timeout after sending 0x10, "
"status: 0x%02x\n", x);
return -EIO;
}
outb(0x00, data->addr + ABIT_UGURU3_CMD);
x = abituguru3_wait_while_busy(data);
if (x != ABIT_UGURU3_SUCCESS) {
ABIT_UGURU3_DEBUG("synchronize timeout after sending 0x00, "
"status: 0x%02x\n", x);
return -EIO;
}
x = abituguru3_wait_for_read(data);
if (x != ABIT_UGURU3_SUCCESS) {
ABIT_UGURU3_DEBUG("synchronize timeout waiting for read, "
"status: 0x%02x\n", x);
return -EIO;
}
while ((x = inb(data->addr + ABIT_UGURU3_CMD)) != 0xAC) {
timeout--;
if (timeout == 0) {
ABIT_UGURU3_DEBUG("synchronize timeout cmd does not "
"hold 0xAC after synchronize, cmd: 0x%02x\n",
x);
return -EIO;
}
msleep(1);
}
return 0;
}
/*
* Read count bytes from sensor sensor_addr in bank bank_addr and store the
* result in buf
*/
static int abituguru3_read(struct abituguru3_data *data, u8 bank, u8 offset,
u8 count, u8 *buf)
{
int i, x;
x = abituguru3_synchronize(data);
if (x)
return x;
outb(0x1A, data->addr + ABIT_UGURU3_DATA);
x = abituguru3_wait_while_busy(data);
if (x != ABIT_UGURU3_SUCCESS) {
ABIT_UGURU3_DEBUG("read from 0x%02x:0x%02x timed out after "
"sending 0x1A, status: 0x%02x\n", (unsigned int)bank,
(unsigned int)offset, x);
return -EIO;
}
outb(bank, data->addr + ABIT_UGURU3_CMD);
x = abituguru3_wait_while_busy(data);
if (x != ABIT_UGURU3_SUCCESS) {
ABIT_UGURU3_DEBUG("read from 0x%02x:0x%02x timed out after "
"sending the bank, status: 0x%02x\n",
(unsigned int)bank, (unsigned int)offset, x);
return -EIO;
}
outb(offset, data->addr + ABIT_UGURU3_CMD);
x = abituguru3_wait_while_busy(data);
if (x != ABIT_UGURU3_SUCCESS) {
ABIT_UGURU3_DEBUG("read from 0x%02x:0x%02x timed out after "
"sending the offset, status: 0x%02x\n",
(unsigned int)bank, (unsigned int)offset, x);
return -EIO;
}
outb(count, data->addr + ABIT_UGURU3_CMD);
x = abituguru3_wait_while_busy(data);
if (x != ABIT_UGURU3_SUCCESS) {
ABIT_UGURU3_DEBUG("read from 0x%02x:0x%02x timed out after "
"sending the count, status: 0x%02x\n",
(unsigned int)bank, (unsigned int)offset, x);
return -EIO;
}
for (i = 0; i < count; i++) {
x = abituguru3_wait_for_read(data);
if (x != ABIT_UGURU3_SUCCESS) {
ABIT_UGURU3_DEBUG("timeout reading byte %d from "
"0x%02x:0x%02x, status: 0x%02x\n", i,
(unsigned int)bank, (unsigned int)offset, x);
break;
}
buf[i] = inb(data->addr + ABIT_UGURU3_CMD);
}
return i;
}
/*
* Sensor settings are stored 1 byte per offset with the bytes
* placed add consecutive offsets.
*/
static int abituguru3_read_increment_offset(struct abituguru3_data *data,
u8 bank, u8 offset, u8 count,
u8 *buf, int offset_count)
{
int i, x;
for (i = 0; i < offset_count; i++) {
x = abituguru3_read(data, bank, offset + i, count,
buf + i * count);
if (x != count) {
if (x < 0)
return x;
return i * count + x;
}
}
return i * count;
}
/*
* Following are the sysfs callback functions. These functions expect:
* sensor_device_attribute_2->index: index into the data->sensors array
* sensor_device_attribute_2->nr: register offset, bitmask or NA.
*/
static struct abituguru3_data *abituguru3_update_device(struct device *dev);
static ssize_t show_value(struct device *dev,
struct device_attribute *devattr, char *buf)
{
int value;
struct sensor_device_attribute_2 *attr = to_sensor_dev_attr_2(devattr);
struct abituguru3_data *data = abituguru3_update_device(dev);
const struct abituguru3_sensor_info *sensor;
if (!data)
return -EIO;
sensor = &data->sensors[attr->index];
/* are we reading a setting, or is this a normal read? */
if (attr->nr)
value = data->settings[sensor->port][attr->nr];
else
value = data->value[sensor->port];
/* convert the value */
value = (value * sensor->multiplier) / sensor->divisor +
sensor->offset;
/*
* alternatively we could update the sensors settings struct for this,
* but then its contents would differ from the windows sw ini files
*/
if (sensor->type == ABIT_UGURU3_TEMP_SENSOR)
value *= 1000;
return sprintf(buf, "%d\n", value);
}
static ssize_t show_alarm(struct device *dev,
struct device_attribute *devattr, char *buf)
{
int port;
struct sensor_device_attribute_2 *attr = to_sensor_dev_attr_2(devattr);
struct abituguru3_data *data = abituguru3_update_device(dev);
if (!data)
return -EIO;
port = data->sensors[attr->index].port;
/*
* See if the alarm bit for this sensor is set and if a bitmask is
* given in attr->nr also check if the alarm matches the type of alarm
* we're looking for (for volt it can be either low or high). The type
* is stored in a few readonly bits in the settings of the sensor.
*/
if ((data->alarms[port / 8] & (0x01 << (port % 8))) &&
(!attr->nr || (data->settings[port][0] & attr->nr)))
return sprintf(buf, "1\n");
else
return sprintf(buf, "0\n");
}
static ssize_t show_mask(struct device *dev,
struct device_attribute *devattr, char *buf)
{
struct sensor_device_attribute_2 *attr = to_sensor_dev_attr_2(devattr);
struct abituguru3_data *data = dev_get_drvdata(dev);
if (data->settings[data->sensors[attr->index].port][0] & attr->nr)
return sprintf(buf, "1\n");
else
return sprintf(buf, "0\n");
}
static ssize_t show_label(struct device *dev,
struct device_attribute *devattr, char *buf)
{
struct sensor_device_attribute_2 *attr = to_sensor_dev_attr_2(devattr);
struct abituguru3_data *data = dev_get_drvdata(dev);
return sprintf(buf, "%s\n", data->sensors[attr->index].name);
}
static ssize_t show_name(struct device *dev,
struct device_attribute *devattr, char *buf)
{
return sprintf(buf, "%s\n", ABIT_UGURU3_NAME);
}
/* Sysfs attr templates, the real entries are generated automatically. */
static const
struct sensor_device_attribute_2 abituguru3_sysfs_templ[3][10] = { {
SENSOR_ATTR_2(in%d_input, 0444, show_value, NULL, 0, 0),
SENSOR_ATTR_2(in%d_min, 0444, show_value, NULL, 1, 0),
SENSOR_ATTR_2(in%d_max, 0444, show_value, NULL, 2, 0),
SENSOR_ATTR_2(in%d_min_alarm, 0444, show_alarm, NULL,
ABIT_UGURU3_VOLT_LOW_ALARM_FLAG, 0),
SENSOR_ATTR_2(in%d_max_alarm, 0444, show_alarm, NULL,
ABIT_UGURU3_VOLT_HIGH_ALARM_FLAG, 0),
SENSOR_ATTR_2(in%d_beep, 0444, show_mask, NULL,
ABIT_UGURU3_BEEP_ENABLE, 0),
SENSOR_ATTR_2(in%d_shutdown, 0444, show_mask, NULL,
ABIT_UGURU3_SHUTDOWN_ENABLE, 0),
SENSOR_ATTR_2(in%d_min_alarm_enable, 0444, show_mask, NULL,
ABIT_UGURU3_VOLT_LOW_ALARM_ENABLE, 0),
SENSOR_ATTR_2(in%d_max_alarm_enable, 0444, show_mask, NULL,
ABIT_UGURU3_VOLT_HIGH_ALARM_ENABLE, 0),
SENSOR_ATTR_2(in%d_label, 0444, show_label, NULL, 0, 0)
}, {
SENSOR_ATTR_2(temp%d_input, 0444, show_value, NULL, 0, 0),
SENSOR_ATTR_2(temp%d_max, 0444, show_value, NULL, 1, 0),
SENSOR_ATTR_2(temp%d_crit, 0444, show_value, NULL, 2, 0),
SENSOR_ATTR_2(temp%d_alarm, 0444, show_alarm, NULL, 0, 0),
SENSOR_ATTR_2(temp%d_beep, 0444, show_mask, NULL,
ABIT_UGURU3_BEEP_ENABLE, 0),
SENSOR_ATTR_2(temp%d_shutdown, 0444, show_mask, NULL,
ABIT_UGURU3_SHUTDOWN_ENABLE, 0),
SENSOR_ATTR_2(temp%d_alarm_enable, 0444, show_mask, NULL,
ABIT_UGURU3_TEMP_HIGH_ALARM_ENABLE, 0),
SENSOR_ATTR_2(temp%d_label, 0444, show_label, NULL, 0, 0)
}, {
SENSOR_ATTR_2(fan%d_input, 0444, show_value, NULL, 0, 0),
SENSOR_ATTR_2(fan%d_min, 0444, show_value, NULL, 1, 0),
SENSOR_ATTR_2(fan%d_alarm, 0444, show_alarm, NULL, 0, 0),
SENSOR_ATTR_2(fan%d_beep, 0444, show_mask, NULL,
ABIT_UGURU3_BEEP_ENABLE, 0),
SENSOR_ATTR_2(fan%d_shutdown, 0444, show_mask, NULL,
ABIT_UGURU3_SHUTDOWN_ENABLE, 0),
SENSOR_ATTR_2(fan%d_alarm_enable, 0444, show_mask, NULL,
ABIT_UGURU3_FAN_LOW_ALARM_ENABLE, 0),
SENSOR_ATTR_2(fan%d_label, 0444, show_label, NULL, 0, 0)
} };
static struct sensor_device_attribute_2 abituguru3_sysfs_attr[] = {
SENSOR_ATTR_2(name, 0444, show_name, NULL, 0, 0),
};
static int abituguru3_probe(struct platform_device *pdev)
{
const int no_sysfs_attr[3] = { 10, 8, 7 };
int sensor_index[3] = { 0, 1, 1 };
struct abituguru3_data *data;
int i, j, type, used, sysfs_names_free, sysfs_attr_i, res = -ENODEV;
char *sysfs_filename;
u8 buf[2];
u16 id;
data = devm_kzalloc(&pdev->dev, sizeof(struct abituguru3_data),
GFP_KERNEL);
if (!data)
return -ENOMEM;
data->addr = platform_get_resource(pdev, IORESOURCE_IO, 0)->start;
mutex_init(&data->update_lock);
platform_set_drvdata(pdev, data);
/* Read the motherboard ID */
i = abituguru3_read(data, ABIT_UGURU3_MISC_BANK, ABIT_UGURU3_BOARD_ID,
2, buf);
if (i != 2)
goto abituguru3_probe_error;
/* Completely read the uGuru to see if one really is there */
if (!abituguru3_update_device(&pdev->dev))
goto abituguru3_probe_error;
/* lookup the ID in our motherboard table */