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nslm7xvar.h revision 1.28
      1 /*	$NetBSD: nslm7xvar.h,v 1.28 2012/01/17 16:14:47 jakllsch Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Bill Squier.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef _DEV_ISA_NSLM7XVAR_H_
     33 #define _DEV_ISA_NSLM7XVAR_H_
     34 
     35 #include <dev/sysmon/sysmonvar.h>
     36 
     37 /*
     38  * National Semiconductor LM78/79/81 registers.
     39  */
     40 
     41 /* Control registers */
     42 
     43 #define LMC_ADDR	0x05
     44 #define LMC_DATA	0x06
     45 
     46 /* Data registers */
     47 
     48 #define LMD_POST_RAM	0x00	/* POST RAM occupies 0x00 -- 0x1f */
     49 #define LMD_VALUE_RAM	0x20	/* Value RAM occupies 0x20 -- 0x3f */
     50 #define LMD_FAN1	0x28	/* FAN1 reading */
     51 #define LMD_FAN2	0x29	/* FAN2 reading */
     52 #define LMD_FAN3	0x2a	/* FAN3 reading */
     53 
     54 #define LMD_CONFIG	0x40	/* Configuration */
     55 #define LMD_ISR1	0x41	/* Interrupt Status 1 */
     56 #define LMD_ISR2	0x42	/* Interrupt Status 2 */
     57 #define LMD_SMI1	0x43	/* SMI Mask 1 */
     58 #define LMD_SMI2	0x44	/* SMI Mask 2 */
     59 #define LMD_NMI1	0x45	/* NMI Mask 1 */
     60 #define LMD_NMI2	0x46	/* NMI Mask 2 */
     61 #define LMD_VIDFAN	0x47	/* VID/Fan Divisor */
     62 #define LMD_SBUSADDR	0x48	/* Serial Bus Address */
     63 #define LMD_CHIPID	0x49	/* Chip Reset/ID */
     64 
     65 /* Chip IDs */
     66 
     67 #define LM_NUM_SENSORS	11
     68 #define LM_ID_LM78	0x00
     69 #define LM_ID_LM78J	0x40
     70 #define LM_ID_LM79	0xC0
     71 #define LM_ID_LM81	0x80
     72 #define LM_ID_MASK	0xFE
     73 
     74 
     75 /*
     76  * Winbond registers
     77  *
     78  * Several models exists.  The W83781D is mostly compatible with the
     79  * LM78, but has two extra temperatures.  Later models add extra
     80  * voltage sensors, fans and bigger fan divisors to accomodate slow
     81  * running fans.  To accomodate the extra sensors some models have
     82  * different memory banks.
     83  */
     84 
     85 #define WB_T23ADDR	0x4a	/* Temperature 2 and 3 Serial Bus Address */
     86 #define WB_PIN		0x4b	/* Pin Control */
     87 #define WB_BANKSEL	0x4e	/* Bank Select */
     88 #define WB_VENDID	0x4f	/* Vendor ID */
     89 
     90 /* Bank 0 regs */
     91 #define WB_BANK0_CHIPID	0x58	/* Chip ID */
     92 #define WB_BANK0_RESVD1	0x59	/* Resvd, bits 6-4 select temp sensor mode */
     93 #define WB_BANK0_FAN45	0x5c	/* Fan 4/5 Divisor Control (W83791D only) */
     94 #define WB_BANK0_VBAT	0x5d	/* VBAT Monitor Control */
     95 #define WB_BANK0_FAN4	0xba	/* Fan 4 reading (W83791D only) */
     96 #define WB_BANK0_FAN5	0xbb	/* Fan 5 reading (W83791D only) */
     97 
     98 #define WB_BANK0_CONFIG	0x18	/* VRM & OVT Config (W83627THF/W83637HF) */
     99 
    100 /* Bank 1 registers */
    101 #define WB_BANK1_T2H	0x50	/* Temperature 2 High Byte */
    102 #define WB_BANK1_T2L	0x51	/* Temperature 2 Low Byte */
    103 
    104 /* Bank 2 registers */
    105 #define WB_BANK2_T3H	0x50	/* Temperature 3 High Byte */
    106 #define WB_BANK2_T3L	0x51	/* Temperature 3 Low Byte */
    107 
    108 /* Bank 4 registers (W83782D/W83627HF and later models only) */
    109 #define WB_BANK4_T1OFF	0x54	/* Temperature 1 Offset */
    110 #define WB_BANK4_T2OFF	0x55	/* Temperature 2 Offset */
    111 #define WB_BANK4_T3OFF	0x56	/* Temperature 3 Offset */
    112 
    113 /* Bank 5 registers (W83782D/W83627HF and later models only) */
    114 #define WB_BANK5_5VSB	0x50	/* 5VSB reading */
    115 #define WB_BANK5_VBAT	0x51	/* VBAT reading */
    116 
    117 /* Bank selection */
    118 #define WB_BANKSEL_B0	0x00	/* Bank 0 */
    119 #define WB_BANKSEL_B1	0x01	/* Bank 1 */
    120 #define WB_BANKSEL_B2	0x02	/* Bank 2 */
    121 #define WB_BANKSEL_B3	0x03	/* Bank 3 */
    122 #define WB_BANKSEL_B4	0x04	/* Bank 4 */
    123 #define WB_BANKSEL_B5	0x05	/* Bank 5 */
    124 #define WB_BANKSEL_HBAC	0x80	/* Register 0x4f High Byte Access */
    125 
    126 /* Vendor IDs */
    127 #define WB_VENDID_WINBOND	0x5ca3	/* Winbond */
    128 #define WB_VENDID_ASUS		0x12c3	/* ASUS */
    129 
    130 /* Chip IDs */
    131 #define WB_CHIPID_W83781D	0x10
    132 #define WB_CHIPID_W83781D_2	0x11
    133 #define WB_CHIPID_W83627HF	0x21
    134 #define WB_CHIPID_AS99127F	0x31	/* Asus W83781D clone */
    135 #define WB_CHIPID_W83782D	0x30
    136 #define WB_CHIPID_W83783S	0x40
    137 #define WB_CHIPID_W83697HF	0x60
    138 #define WB_CHIPID_W83791D	0x71
    139 #define WB_CHIPID_W83791SD	0x72
    140 #define WB_CHIPID_W83792D	0x7a
    141 #define WB_CHIPID_W83637HF	0x80
    142 #define WB_CHIPID_W83627EHF_A	0x88 /* early version, only for ASUS MBs */
    143 #define WB_CHIPID_W83627THF	0x90
    144 #define WB_CHIPID_W83627EHF	0xa1
    145 #define WB_CHIPID_W83627DHG	0xc1
    146 
    147 /* Config bits */
    148 #define WB_CONFIG_VMR9		0x01
    149 
    150 /* Reference voltage (mV) */
    151 #define WB_VREF			3600
    152 #define WB_W83627EHF_VREF	2048
    153 
    154 #define WB_MAX_SENSORS		19
    155 
    156 struct lm_softc {
    157 	device_t sc_dev;
    158 
    159 	callout_t sc_callout;
    160 
    161 	envsys_data_t sensors[WB_MAX_SENSORS];
    162 	struct sysmon_envsys *sc_sme;
    163 	uint8_t numsensors;
    164 
    165 	void (*refresh_sensor_data)(struct lm_softc *);
    166 
    167 	uint8_t (*lm_readreg)(struct lm_softc *, int);
    168 	void (*lm_writereg)(struct lm_softc *, int, int);
    169 
    170 	struct lm_sensor *lm_sensors;
    171 	uint8_t	chipid;
    172 	uint8_t	vrm9;
    173 };
    174 
    175 struct lm_sensor {
    176 	const char *desc;
    177 	enum envsys_units type;
    178 	uint8_t bank;
    179 	uint8_t reg;
    180 	void (*refresh)(struct lm_softc *, int);
    181 	int rfact;
    182 };
    183 
    184 void 	lm_attach(struct lm_softc *);
    185 void	lm_detach(struct lm_softc *);
    186 int 	lm_probe(struct lm_softc *);
    187 
    188 #endif /* _DEV_ISA_NSLM7XVAR_H_ */
    189