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authorStephen Hemminger <shemminger@linux-foundation.org>2007-09-15 19:35:14 -0400
committerJeff Garzik <jeff@garzik.org>2007-09-15 19:35:14 -0400
commit5ad887fa8e875231d72a27c474b10241a5818bf1 (patch)
tree492292dada18b2db42dc99218345885b1ec43978 /drivers/net/sk98lin/h/ski2c.h
parent62270336e8fdfbea36cb455c27744c23780dbf07 (diff)
sk98lin: resurrect driver
This reverts commit e1abecc48938fbe1966ea6e78267fc673fa59295. The driver works on some hardware that skge doesn't handle yet. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/sk98lin/h/ski2c.h')
-rw-r--r--drivers/net/sk98lin/h/ski2c.h174
1 files changed, 174 insertions, 0 deletions
diff --git a/drivers/net/sk98lin/h/ski2c.h b/drivers/net/sk98lin/h/ski2c.h
new file mode 100644
index 00000000000..6a63f4a15de
--- /dev/null
+++ b/drivers/net/sk98lin/h/ski2c.h
@@ -0,0 +1,174 @@
+/******************************************************************************
+ *
+ * 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 */
+