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1 | /****************************************************************************** |
2 | * | |
3 | * Name: lm80.h | |
4 | * Project: Gigabit Ethernet Adapters, Common Modules | |
5 | * Version: $Revision: 1.6 $ | |
6 | * Date: $Date: 2003/05/13 17:26:52 $ | |
7 | * Purpose: Contains all defines for the LM80 Chip | |
8 | * (National Semiconductor). | |
9 | * | |
10 | ******************************************************************************/ | |
11 | ||
12 | /****************************************************************************** | |
13 | * | |
14 | * (C)Copyright 1998-2002 SysKonnect. | |
15 | * (C)Copyright 2002-2003 Marvell. | |
16 | * | |
17 | * This program is free software; you can redistribute it and/or modify | |
18 | * it under the terms of the GNU General Public License as published by | |
19 | * the Free Software Foundation; either version 2 of the License, or | |
20 | * (at your option) any later version. | |
21 | * | |
22 | * The information in this file is provided "AS IS" without warranty. | |
23 | * | |
24 | ******************************************************************************/ | |
25 | ||
26 | #ifndef __INC_LM80_H | |
27 | #define __INC_LM80_H | |
28 | ||
29 | #ifdef __cplusplus | |
30 | extern "C" { | |
31 | #endif /* __cplusplus */ | |
32 | ||
33 | /* defines ********************************************************************/ | |
34 | ||
35 | /* | |
36 | * LM80 register definition | |
37 | * | |
38 | * All registers are 8 bit wide | |
39 | */ | |
40 | #define LM80_CFG 0x00 /* Configuration Register */ | |
41 | #define LM80_ISRC_1 0x01 /* Interrupt Status Register 1 */ | |
42 | #define LM80_ISRC_2 0x02 /* Interrupt Status Register 2 */ | |
43 | #define LM80_IMSK_1 0x03 /* Interrupt Mask Register 1 */ | |
44 | #define LM80_IMSK_2 0x04 /* Interrupt Mask Register 2 */ | |
45 | #define LM80_FAN_CTRL 0x05 /* Fan Devisor/RST#/OS# Register */ | |
46 | #define LM80_TEMP_CTRL 0x06 /* OS# Config, Temp Res. Reg */ | |
47 | /* 0x07 - 0x1f reserved */ | |
48 | /* current values */ | |
49 | #define LM80_VT0_IN 0x20 /* current Voltage 0 value */ | |
50 | #define LM80_VT1_IN 0x21 /* current Voltage 1 value */ | |
51 | #define LM80_VT2_IN 0x22 /* current Voltage 2 value */ | |
52 | #define LM80_VT3_IN 0x23 /* current Voltage 3 value */ | |
53 | #define LM80_VT4_IN 0x24 /* current Voltage 4 value */ | |
54 | #define LM80_VT5_IN 0x25 /* current Voltage 5 value */ | |
55 | #define LM80_VT6_IN 0x26 /* current Voltage 6 value */ | |
56 | #define LM80_TEMP_IN 0x27 /* current Temperature value */ | |
57 | #define LM80_FAN1_IN 0x28 /* current Fan 1 count */ | |
58 | #define LM80_FAN2_IN 0x29 /* current Fan 2 count */ | |
59 | /* limit values */ | |
60 | #define LM80_VT0_HIGH_LIM 0x2a /* high limit val for Voltage 0 */ | |
61 | #define LM80_VT0_LOW_LIM 0x2b /* low limit val for Voltage 0 */ | |
62 | #define LM80_VT1_HIGH_LIM 0x2c /* high limit val for Voltage 1 */ | |
63 | #define LM80_VT1_LOW_LIM 0x2d /* low limit val for Voltage 1 */ | |
64 | #define LM80_VT2_HIGH_LIM 0x2e /* high limit val for Voltage 2 */ | |
65 | #define LM80_VT2_LOW_LIM 0x2f /* low limit val for Voltage 2 */ | |
66 | #define LM80_VT3_HIGH_LIM 0x30 /* high limit val for Voltage 3 */ | |
67 | #define LM80_VT3_LOW_LIM 0x31 /* low limit val for Voltage 3 */ | |
68 | #define LM80_VT4_HIGH_LIM 0x32 /* high limit val for Voltage 4 */ | |
69 | #define LM80_VT4_LOW_LIM 0x33 /* low limit val for Voltage 4 */ | |
70 | #define LM80_VT5_HIGH_LIM 0x34 /* high limit val for Voltage 5 */ | |
71 | #define LM80_VT5_LOW_LIM 0x35 /* low limit val for Voltage 5 */ | |
72 | #define LM80_VT6_HIGH_LIM 0x36 /* high limit val for Voltage 6 */ | |
73 | #define LM80_VT6_LOW_LIM 0x37 /* low limit val for Voltage 6 */ | |
74 | #define LM80_THOT_LIM_UP 0x38 /* hot temperature limit (high) */ | |
75 | #define LM80_THOT_LIM_LO 0x39 /* hot temperature limit (low) */ | |
76 | #define LM80_TOS_LIM_UP 0x3a /* OS temperature limit (high) */ | |
77 | #define LM80_TOS_LIM_LO 0x3b /* OS temperature limit (low) */ | |
78 | #define LM80_FAN1_COUNT_LIM 0x3c /* Fan 1 count limit (high) */ | |
79 | #define LM80_FAN2_COUNT_LIM 0x3d /* Fan 2 count limit (low) */ | |
80 | /* 0x3e - 0x3f reserved */ | |
81 | ||
82 | /* | |
83 | * LM80 bit definitions | |
84 | */ | |
85 | ||
86 | /* LM80_CFG Configuration Register */ | |
87 | #define LM80_CFG_START (1<<0) /* start monitoring operation */ | |
88 | #define LM80_CFG_INT_ENA (1<<1) /* enables the INT# Interrupt output */ | |
89 | #define LM80_CFG_INT_POL (1<<2) /* INT# pol: 0 act low, 1 act high */ | |
90 | #define LM80_CFG_INT_CLR (1<<3) /* disables INT#/RST_OUT#/OS# outputs */ | |
91 | #define LM80_CFG_RESET (1<<4) /* signals a reset */ | |
92 | #define LM80_CFG_CHASS_CLR (1<<5) /* clears Chassis Intrusion (CI) pin */ | |
93 | #define LM80_CFG_GPO (1<<6) /* drives the GPO# pin */ | |
94 | #define LM80_CFG_INIT (1<<7) /* restore power on defaults */ | |
95 | ||
96 | /* LM80_ISRC_1 Interrupt Status Register 1 */ | |
97 | /* LM80_IMSK_1 Interrupt Mask Register 1 */ | |
98 | #define LM80_IS_VT0 (1<<0) /* limit exceeded for Voltage 0 */ | |
99 | #define LM80_IS_VT1 (1<<1) /* limit exceeded for Voltage 1 */ | |
100 | #define LM80_IS_VT2 (1<<2) /* limit exceeded for Voltage 2 */ | |
101 | #define LM80_IS_VT3 (1<<3) /* limit exceeded for Voltage 3 */ | |
102 | #define LM80_IS_VT4 (1<<4) /* limit exceeded for Voltage 4 */ | |
103 | #define LM80_IS_VT5 (1<<5) /* limit exceeded for Voltage 5 */ | |
104 | #define LM80_IS_VT6 (1<<6) /* limit exceeded for Voltage 6 */ | |
105 | #define LM80_IS_INT_IN (1<<7) /* state of INT_IN# */ | |
106 | ||
107 | /* LM80_ISRC_2 Interrupt Status Register 2 */ | |
108 | /* LM80_IMSK_2 Interrupt Mask Register 2 */ | |
109 | #define LM80_IS_TEMP (1<<0) /* HOT temperature limit exceeded */ | |
110 | #define LM80_IS_BTI (1<<1) /* state of BTI# pin */ | |
111 | #define LM80_IS_FAN1 (1<<2) /* count limit exceeded for Fan 1 */ | |
112 | #define LM80_IS_FAN2 (1<<3) /* count limit exceeded for Fan 2 */ | |
113 | #define LM80_IS_CI (1<<4) /* Chassis Intrusion occured */ | |
114 | #define LM80_IS_OS (1<<5) /* OS temperature limit exceeded */ | |
115 | /* bit 6 and 7 are reserved in LM80_ISRC_2 */ | |
116 | #define LM80_IS_HT_IRQ_MD (1<<6) /* Hot temperature interrupt mode */ | |
117 | #define LM80_IS_OT_IRQ_MD (1<<7) /* OS temperature interrupt mode */ | |
118 | ||
119 | /* LM80_FAN_CTRL Fan Devisor/RST#/OS# Register */ | |
120 | #define LM80_FAN1_MD_SEL (1<<0) /* Fan 1 mode select */ | |
121 | #define LM80_FAN2_MD_SEL (1<<1) /* Fan 2 mode select */ | |
122 | #define LM80_FAN1_PRM_CTL (3<<2) /* Fan 1 speed control */ | |
123 | #define LM80_FAN2_PRM_CTL (3<<4) /* Fan 2 speed control */ | |
124 | #define LM80_FAN_OS_ENA (1<<6) /* enable OS mode on RST_OUT#/OS# pins*/ | |
125 | #define LM80_FAN_RST_ENA (1<<7) /* sets RST_OUT#/OS# pins in RST mode */ | |
126 | ||
127 | /* LM80_TEMP_CTRL OS# Config, Temp Res. Reg */ | |
128 | #define LM80_TEMP_OS_STAT (1<<0) /* mirrors the state of RST_OUT#/OS# */ | |
129 | #define LM80_TEMP_OS_POL (1<<1) /* select OS# polarity */ | |
130 | #define LM80_TEMP_OS_MODE (1<<2) /* selects Interrupt mode */ | |
131 | #define LM80_TEMP_RES (1<<3) /* selects 9 or 11 bit temp resulution*/ | |
132 | #define LM80_TEMP_LSB (0xf<<4)/* 4 LSBs of 11 bit temp data */ | |
133 | #define LM80_TEMP_LSB_9 (1<<7) /* LSB of 9 bit temperature data */ | |
134 | ||
135 | /* 0x07 - 0x1f reserved */ | |
136 | /* LM80_VT0_IN current Voltage 0 value */ | |
137 | /* LM80_VT1_IN current Voltage 1 value */ | |
138 | /* LM80_VT2_IN current Voltage 2 value */ | |
139 | /* LM80_VT3_IN current Voltage 3 value */ | |
140 | /* LM80_VT4_IN current Voltage 4 value */ | |
141 | /* LM80_VT5_IN current Voltage 5 value */ | |
142 | /* LM80_VT6_IN current Voltage 6 value */ | |
143 | /* LM80_TEMP_IN current temperature value */ | |
144 | /* LM80_FAN1_IN current Fan 1 count */ | |
145 | /* LM80_FAN2_IN current Fan 2 count */ | |
146 | /* LM80_VT0_HIGH_LIM high limit val for Voltage 0 */ | |
147 | /* LM80_VT0_LOW_LIM low limit val for Voltage 0 */ | |
148 | /* LM80_VT1_HIGH_LIM high limit val for Voltage 1 */ | |
149 | /* LM80_VT1_LOW_LIM low limit val for Voltage 1 */ | |
150 | /* LM80_VT2_HIGH_LIM high limit val for Voltage 2 */ | |
151 | /* LM80_VT2_LOW_LIM low limit val for Voltage 2 */ | |
152 | /* LM80_VT3_HIGH_LIM high limit val for Voltage 3 */ | |
153 | /* LM80_VT3_LOW_LIM low limit val for Voltage 3 */ | |
154 | /* LM80_VT4_HIGH_LIM high limit val for Voltage 4 */ | |
155 | /* LM80_VT4_LOW_LIM low limit val for Voltage 4 */ | |
156 | /* LM80_VT5_HIGH_LIM high limit val for Voltage 5 */ | |
157 | /* LM80_VT5_LOW_LIM low limit val for Voltage 5 */ | |
158 | /* LM80_VT6_HIGH_LIM high limit val for Voltage 6 */ | |
159 | /* LM80_VT6_LOW_LIM low limit val for Voltage 6 */ | |
160 | /* LM80_THOT_LIM_UP hot temperature limit (high) */ | |
161 | /* LM80_THOT_LIM_LO hot temperature limit (low) */ | |
162 | /* LM80_TOS_LIM_UP OS temperature limit (high) */ | |
163 | /* LM80_TOS_LIM_LO OS temperature limit (low) */ | |
164 | /* LM80_FAN1_COUNT_LIM Fan 1 count limit (high) */ | |
165 | /* LM80_FAN2_COUNT_LIM Fan 2 count limit (low) */ | |
166 | /* 0x3e - 0x3f reserved */ | |
167 | ||
168 | #define LM80_ADDR 0x28 /* LM80 default addr */ | |
169 | ||
170 | /* typedefs *******************************************************************/ | |
171 | ||
172 | ||
173 | /* function prototypes ********************************************************/ | |
174 | ||
175 | #ifdef __cplusplus | |
176 | } | |
177 | #endif /* __cplusplus */ | |
178 | ||
179 | #endif /* __INC_LM80_H */ |