| /****************************************************************************** |
| * |
| * Name: ski2c.h |
| * Project: Gigabit Ethernet Adapters, TWSI-Module |
| * Version: $Revision: 1.35 $ |
| * Date: $Date: 2003/10/20 09:06:30 $ |
| * Purpose: Defines to access Voltage and Temperature Sensor |
| * |
| ******************************************************************************/ |
| |
| /****************************************************************************** |
| * |
| * (C)Copyright 1998-2002 SysKonnect. |
| * (C)Copyright 2002-2003 Marvell. |
| * |
| * 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. |
| * |
| * The information in this file is provided "AS IS" without warranty. |
| * |
| ******************************************************************************/ |
| |
| /* |
| * SKI2C.H contains all I2C specific defines |
| */ |
| |
| #ifndef _SKI2C_H_ |
| #define _SKI2C_H_ |
| |
| typedef struct s_Sensor SK_SENSOR; |
| |
| #include "h/skgei2c.h" |
| |
| /* |
| * Define the I2C events. |
| */ |
| #define SK_I2CEV_IRQ 1 /* IRQ happened Event */ |
| #define SK_I2CEV_TIM 2 /* Timeout event */ |
| #define SK_I2CEV_CLEAR 3 /* Clear MIB Values */ |
| |
| /* |
| * Define READ and WRITE Constants. |
| */ |
| #define I2C_READ 0 |
| #define I2C_WRITE 1 |
| #define I2C_BURST 1 |
| #define I2C_SINGLE 0 |
| |
| #define SKERR_I2C_E001 (SK_ERRBASE_I2C+0) |
| #define SKERR_I2C_E001MSG "Sensor index unknown" |
| #define SKERR_I2C_E002 (SKERR_I2C_E001+1) |
| #define SKERR_I2C_E002MSG "TWSI: transfer does not complete" |
| #define SKERR_I2C_E003 (SKERR_I2C_E002+1) |
| #define SKERR_I2C_E003MSG "LM80: NAK on device send" |
| #define SKERR_I2C_E004 (SKERR_I2C_E003+1) |
| #define SKERR_I2C_E004MSG "LM80: NAK on register send" |
| #define SKERR_I2C_E005 (SKERR_I2C_E004+1) |
| #define SKERR_I2C_E005MSG "LM80: NAK on device (2) send" |
| #define SKERR_I2C_E006 (SKERR_I2C_E005+1) |
| #define SKERR_I2C_E006MSG "Unknown event" |
| #define SKERR_I2C_E007 (SKERR_I2C_E006+1) |
| #define SKERR_I2C_E007MSG "LM80 read out of state" |
| #define SKERR_I2C_E008 (SKERR_I2C_E007+1) |
| #define SKERR_I2C_E008MSG "Unexpected sensor read completed" |
| #define SKERR_I2C_E009 (SKERR_I2C_E008+1) |
| #define SKERR_I2C_E009MSG "WARNING: temperature sensor out of range" |
| #define SKERR_I2C_E010 (SKERR_I2C_E009+1) |
| #define SKERR_I2C_E010MSG "WARNING: voltage sensor out of range" |
| #define SKERR_I2C_E011 (SKERR_I2C_E010+1) |
| #define SKERR_I2C_E011MSG "ERROR: temperature sensor out of range" |
| #define SKERR_I2C_E012 (SKERR_I2C_E011+1) |
| #define SKERR_I2C_E012MSG "ERROR: voltage sensor out of range" |
| #define SKERR_I2C_E013 (SKERR_I2C_E012+1) |
| #define SKERR_I2C_E013MSG "ERROR: couldn't init sensor" |
| #define SKERR_I2C_E014 (SKERR_I2C_E013+1) |
| #define SKERR_I2C_E014MSG "WARNING: fan sensor out of range" |
| #define SKERR_I2C_E015 (SKERR_I2C_E014+1) |
| #define SKERR_I2C_E015MSG "ERROR: fan sensor out of range" |
| #define SKERR_I2C_E016 (SKERR_I2C_E015+1) |
| #define SKERR_I2C_E016MSG "TWSI: active transfer does not complete" |
| |
| /* |
| * Define Timeout values |
| */ |
| #define SK_I2C_TIM_LONG 2000000L /* 2 seconds */ |
| #define SK_I2C_TIM_SHORT 100000L /* 100 milliseconds */ |
| #define SK_I2C_TIM_WATCH 1000000L /* 1 second */ |
| |
| /* |
| * Define trap and error log hold times |
| */ |
| #ifndef SK_SEN_ERR_TR_HOLD |
| #define SK_SEN_ERR_TR_HOLD (4*SK_TICKS_PER_SEC) |
| #endif |
| #ifndef SK_SEN_ERR_LOG_HOLD |
| #define SK_SEN_ERR_LOG_HOLD (60*SK_TICKS_PER_SEC) |
| #endif |
| #ifndef SK_SEN_WARN_TR_HOLD |
| #define SK_SEN_WARN_TR_HOLD (15*SK_TICKS_PER_SEC) |
| #endif |
| #ifndef SK_SEN_WARN_LOG_HOLD |
| #define SK_SEN_WARN_LOG_HOLD (15*60*SK_TICKS_PER_SEC) |
| #endif |
| |
| /* |
| * Defines for SenType |
| */ |
| #define SK_SEN_UNKNOWN 0 |
| #define SK_SEN_TEMP 1 |
| #define SK_SEN_VOLT 2 |
| #define SK_SEN_FAN 3 |
| |
| /* |
| * Define for the SenErrorFlag |
| */ |
| #define SK_SEN_ERR_NOT_PRESENT 0 /* Error Flag: Sensor not present */ |
| #define SK_SEN_ERR_OK 1 /* Error Flag: O.K. */ |
| #define SK_SEN_ERR_WARN 2 /* Error Flag: Warning */ |
| #define SK_SEN_ERR_ERR 3 /* Error Flag: Error */ |
| #define SK_SEN_ERR_FAULTY 4 /* Error Flag: Faulty */ |
| |
| /* |
| * Define the Sensor struct |
| */ |
| struct s_Sensor { |
| char *SenDesc; /* Description */ |
| int SenType; /* Voltage or Temperature */ |
| SK_I32 SenValue; /* Current value of the sensor */ |
| SK_I32 SenThreErrHigh; /* High error Threshhold of this sensor */ |
| SK_I32 SenThreWarnHigh; /* High warning Threshhold of this sensor */ |
| SK_I32 SenThreErrLow; /* Lower error Threshold of the sensor */ |
| SK_I32 SenThreWarnLow; /* Lower warning Threshold of the sensor */ |
| int SenErrFlag; /* Sensor indicated an error */ |
| SK_BOOL SenInit; /* Is sensor initialized ? */ |
| SK_U64 SenErrCts; /* Error trap counter */ |
| SK_U64 SenWarnCts; /* Warning trap counter */ |
| SK_U64 SenBegErrTS; /* Begin error timestamp */ |
| SK_U64 SenBegWarnTS; /* Begin warning timestamp */ |
| SK_U64 SenLastErrTrapTS; /* Last error trap timestamp */ |
| SK_U64 SenLastErrLogTS; /* Last error log timestamp */ |
| SK_U64 SenLastWarnTrapTS; /* Last warning trap timestamp */ |
| SK_U64 SenLastWarnLogTS; /* Last warning log timestamp */ |
| int SenState; /* Sensor State (see HW specific include) */ |
| int (*SenRead)(SK_AC *pAC, SK_IOC IoC, struct s_Sensor *pSen); |
| /* Sensors read function */ |
| SK_U16 SenReg; /* Register Address for this sensor */ |
| SK_U8 SenDev; /* Device Selection for this sensor */ |
| }; |
| |
| typedef struct s_I2c { |
| SK_SENSOR SenTable[SK_MAX_SENSORS]; /* Sensor Table */ |
| int CurrSens; /* Which sensor is currently queried */ |
| int MaxSens; /* Max. number of sensors */ |
| int TimerMode; /* Use the timer also to watch the state machine */ |
| int InitLevel; /* Initialized Level */ |
| #ifndef SK_DIAG |
| int DummyReads; /* Number of non-checked dummy reads */ |
| SK_TIMER SenTimer; /* Sensors timer */ |
| #endif /* !SK_DIAG */ |
| } SK_I2C; |
| |
| extern int SkI2cInit(SK_AC *pAC, SK_IOC IoC, int Level); |
| #ifdef SK_DIAG |
| extern SK_U32 SkI2cRead(SK_AC *pAC, SK_IOC IoC, int Dev, int Size, int Reg, |
| int Burst); |
| #else /* !SK_DIAG */ |
| extern int SkI2cEvent(SK_AC *pAC, SK_IOC IoC, SK_U32 Event, SK_EVPARA Para); |
| extern void SkI2cWaitIrq(SK_AC *pAC, SK_IOC IoC); |
| extern void SkI2cIsr(SK_AC *pAC, SK_IOC IoC); |
| #endif /* !SK_DIAG */ |
| #endif /* n_SKI2C_H */ |
| |