diff options
Diffstat (limited to 'drivers/sk98lin/ski2c.c')
| -rw-r--r-- | drivers/sk98lin/ski2c.c | 1467 |
1 files changed, 0 insertions, 1467 deletions
diff --git a/drivers/sk98lin/ski2c.c b/drivers/sk98lin/ski2c.c deleted file mode 100644 index 2186226fce..0000000000 --- a/drivers/sk98lin/ski2c.c +++ /dev/null @@ -1,1467 +0,0 @@ -/****************************************************************************** - * - * Name: ski2c.c - * Project: GEnesis, PCI Gigabit Ethernet Adapter - * Version: $Revision: 1.57 $ - * Date: $Date: 2003/01/28 09:17:38 $ - * Purpose: Functions to access Voltage and Temperature Sensor - * - ******************************************************************************/ - -/****************************************************************************** - * - * (C)Copyright 1998-2003 SysKonnect GmbH. - * - * 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. - * - ******************************************************************************/ - -/****************************************************************************** - * - * History: - * - * $Log: ski2c.c,v $ - * Revision 1.57 2003/01/28 09:17:38 rschmidt - * Fixed handling for sensors on YUKON Fiber. - * Editorial changes. - * - * Revision 1.56 2002/12/19 14:20:41 rschmidt - * Added debugging code in SkI2cWait(). - * Replaced all I2C-write operations with function SkI2cWrite(). - * Fixed compiler warning because of uninitialized 'Time' in SkI2cEvent(). - * Editorial changes. - * - * Revision 1.55 2002/10/15 07:23:55 rschmidt - * Added setting of the GIYukon32Bit bool variable to distinguish - * 32-bit adapters. - * Editorial changes (TWSI). - * - * Revision 1.54 2002/08/13 09:05:06 rschmidt - * Added new thresholds if VAUX is not available (GIVauxAvail). - * Merged defines for PHY PLL 3V3 voltage (A and B). - * Editorial changes. - * - * Revision 1.53 2002/08/08 11:04:53 rwahl - * Added missing comment for revision 1.51 - * - * Revision 1.52 2002/08/08 10:09:02 jschmalz - * Sensor init state caused wrong error log entry - * - * Revision 1.51 2002/08/06 09:43:03 jschmalz - * Extensions and changes for Yukon - * - * Revision 1.50 2002/08/02 12:09:22 rschmidt - * Added support for YUKON sensors. - * Editorial changes. - * - * Revision 1.49 2002/07/30 11:07:52 rschmidt - * Replaced MaxSens init by update for Copper in SkI2cInit1(), - * because it was already initialized in SkI2cInit0(). - * Editorial changes. - * - * Revision 1.48 2001/08/16 12:44:33 afischer - * LM80 sensor init values corrected - * - * Revision 1.47 2001/04/05 11:38:09 rassmann - * Set SenState to idle in SkI2cWaitIrq(). - * Changed error message in SkI2cWaitIrq(). - * - * Revision 1.46 2001/04/02 14:03:35 rassmann - * Changed pAC to IoC in SK_IN32(). - * - * Revision 1.45 2001/03/21 12:12:49 rassmann - * Resetting I2C_READY interrupt in SkI2cInit1(). - * - * Revision 1.44 2000/08/07 15:49:03 gklug - * Fix: SK_INFAST only in NetWare driver. - * - * Revision 1.43 2000/08/03 14:28:17 rassmann - * Added function to wait for I2C being ready before resetting the board. - * Replaced one duplicate "out of range" message with correct one. - * - * Revision 1.42 1999/11/22 13:35:12 cgoos - * Changed license header to GPL. - * - * Revision 1.41 1999/09/14 14:11:30 malthoff - * The 1000BT Dual Link adapter has got only one Fan. - * The second Fan has been removed. - * - * Revision 1.40 1999/05/27 13:37:27 malthoff - * Set divisor of 1 for fan count calculation. - * - * Revision 1.39 1999/05/20 14:54:43 malthoff - * I2c.DummyReads is not used in Diagnostics. - * - * Revision 1.38 1999/05/20 09:20:56 cgoos - * Changes for 1000Base-T (up to 9 sensors and fans). - * - * Revision 1.37 1999/03/25 15:11:36 gklug - * fix: reset error flag if sensor reads correct value - * - * Revision 1.36 1999/01/07 14:11:16 gklug - * fix: break added - * - * Revision 1.35 1999/01/05 15:31:49 gklug - * fix: CLEAR STAT command is now added correctly - * - * Revision 1.34 1998/12/01 13:45:16 gklug - * fix: introduced Init level, because we don't need reinits - * - * Revision 1.33 1998/11/09 14:54:25 malthoff - * Modify I2C Transfer Timeout handling for Diagnostics. - * - * Revision 1.32 1998/11/03 06:54:35 gklug - * fix: Need dummy reads at the beginning to init sensors - * - * Revision 1.31 1998/11/03 06:42:42 gklug - * fix: select correctVIO range only if between warning levels - * - * Revision 1.30 1998/11/02 07:36:53 gklug - * fix: Error should not include WARNING message - * - * Revision 1.29 1998/10/30 15:07:43 malthoff - * Disable 'I2C does not compelete' error log for diagnostics. - * - * Revision 1.28 1998/10/22 09:48:11 gklug - * fix: SysKonnectFileId typo - * - * Revision 1.27 1998/10/20 09:59:46 gklug - * add: parameter to SkOsGetTime - * - * Revision 1.26 1998/10/09 06:10:59 malthoff - * Remove ID_sccs by SysKonnectFileId. - * - * Revision 1.25 1998/09/08 12:40:26 gklug - * fix: syntax error in if clause - * - * Revision 1.24 1998/09/08 12:19:42 gklug - * chg: INIT Level checking - * - * Revision 1.23 1998/09/08 07:37:20 gklug - * fix: log error if PCI_IO voltage sensor could not be initialized - * - * Revision 1.22 1998/09/04 08:30:03 malthoff - * Bugfixes during SK_DIAG testing: - * - correct NS2BCLK() macro - * - correct SkI2cSndDev() - * - correct SkI2cWait() loop waiting for an event - * - * Revision 1.21 1998/08/27 14:46:01 gklug - * chg: if-then-else replaced by switch - * - * Revision 1.20 1998/08/27 14:40:07 gklug - * test: integral types - * - * Revision 1.19 1998/08/25 07:51:54 gklug - * fix: typos for compiling - * - * Revision 1.18 1998/08/25 06:12:24 gklug - * add: count errors and warnings - * fix: check not the sensor state but the ErrFlag! - * - * Revision 1.17 1998/08/25 05:56:48 gklug - * add: CheckSensor function - * - * Revision 1.16 1998/08/20 11:41:10 gklug - * chg: omit STRCPY macro by using char * as Sensor Description - * - * Revision 1.15 1998/08/20 11:37:35 gklug - * chg: change Ioc to IoC - * - * Revision 1.14 1998/08/20 11:32:52 gklug - * fix: Para compile error - * - * Revision 1.13 1998/08/20 11:27:41 gklug - * fix: Compile bugs with new awrning constants - * - * Revision 1.12 1998/08/20 08:53:05 gklug - * fix: compiler errors - * add: Threshold values - * - * Revision 1.11 1998/08/19 12:39:22 malthoff - * Compiler Fix: Some names have changed. - * - * Revision 1.10 1998/08/19 12:20:56 gklug - * fix: remove struct from C files (see CCC) - * - * Revision 1.9 1998/08/19 06:28:46 malthoff - * SkOsGetTime returns SK_U64 now. - * - * Revision 1.8 1998/08/17 13:53:33 gklug - * fix: Parameter of event function and its result - * - * Revision 1.7 1998/08/17 07:02:15 malthoff - * Modify the functions for accessing the I2C SW Registers. - * Modify SkI2cWait(). - * Put Lm80RcvReg into sklm80.c - * Remove Compiler Errors. - * - * Revision 1.6 1998/08/14 07:13:20 malthoff - * remove pAc with pAC - * remove smc with pAC - * change names to new convention - * - * Revision 1.5 1998/08/14 06:24:49 gklug - * add: init level 1 and 2 - * - * Revision 1.4 1998/08/12 14:31:12 gklug - * add: error log for unknown event - * - * Revision 1.3 1998/08/12 13:37:04 gklug - * add: Init 0 function - * - * Revision 1.2 1998/08/11 07:27:15 gklug - * add: functions of the interface - * adapt rest of source to C coding Conventions - * rmv: unnecessary code taken from Mona Lisa - * - * Revision 1.1 1998/06/19 14:28:43 malthoff - * Created. Sources taken from ML Projekt. - * Sources have to be reworked for GE. - * - * - ******************************************************************************/ - - -#include <config.h> - -#ifdef CONFIG_SK98 - -/* - * I2C Protocol - */ -static const char SysKonnectFileId[] = - "$Id: ski2c.c,v 1.57 2003/01/28 09:17:38 rschmidt Exp $"; - -#include "h/skdrv1st.h" /* Driver Specific Definitions */ -#include "h/lm80.h" -#include "h/skdrv2nd.h" /* Adapter Control- and Driver specific Def. */ - -#ifdef __C2MAN__ -/* - I2C protocol implementation. - - General Description: - - The I2C protocol is used for the temperature sensors and for - the serial EEPROM which hold the configuration. - - This file covers functions that allow to read write and do - some bulk requests a specified I2C address. - - The Genesis has 2 I2C buses. One for the EEPROM which holds - the VPD Data and one for temperature and voltage sensor. - The following picture shows the I2C buses, I2C devices and - their control registers. - - Note: The VPD functions are in skvpd.c -. -. PCI Config I2C Bus for VPD Data: -. -. +------------+ -. | VPD EEPROM | -. +------------+ -. | -. | <-- I2C -. | -. +-----------+-----------+ -. | | -. +-----------------+ +-----------------+ -. | PCI_VPD_ADR_REG | | PCI_VPD_DAT_REG | -. +-----------------+ +-----------------+ -. -. -. I2C Bus for LM80 sensor: -. -. +-----------------+ -. | Temperature and | -. | Voltage Sensor | -. | LM80 | -. +-----------------+ -. | -. | -. I2C --> | -. | -. +----+ -. +-------------->| OR |<--+ -. | +----+ | -. +------+------+ | -. | | | -. +--------+ +--------+ +----------+ -. | B2_I2C | | B2_I2C | | B2_I2C | -. | _CTRL | | _DATA | | _SW | -. +--------+ +--------+ +----------+ -. - The I2C bus may be driven by the B2_I2C_SW or by the B2_I2C_CTRL - and B2_I2C_DATA registers. - For driver software it is recommended to use the I2C control and - data register, because I2C bus timing is done by the ASIC and - an interrupt may be received when the I2C request is completed. - - Clock Rate Timing: MIN MAX generated by - VPD EEPROM: 50 kHz 100 kHz HW - LM80 over I2C Ctrl/Data reg. 50 kHz 100 kHz HW - LM80 over B2_I2C_SW register 0 400 kHz SW - - Note: The clock generated by the hardware is dependend on the - PCI clock. If the PCI bus clock is 33 MHz, the I2C/VPD - clock is 50 kHz. - */ -intro() -{} -#endif - -#ifdef SK_DIAG -/* - * I2C Fast Mode timing values used by the LM80. - * If new devices are added to the I2C bus the timing values have to be checked. - */ -#ifndef I2C_SLOW_TIMING -#define T_CLK_LOW 1300L /* clock low time in ns */ -#define T_CLK_HIGH 600L /* clock high time in ns */ -#define T_DATA_IN_SETUP 100L /* data in Set-up Time */ -#define T_START_HOLD 600L /* start condition hold time */ -#define T_START_SETUP 600L /* start condition Set-up time */ -#define T_STOP_SETUP 600L /* stop condition Set-up time */ -#define T_BUS_IDLE 1300L /* time the bus must free after Tx */ -#define T_CLK_2_DATA_OUT 900L /* max. clock low to data output valid */ -#else /* I2C_SLOW_TIMING */ -/* I2C Standard Mode Timing */ -#define T_CLK_LOW 4700L /* clock low time in ns */ -#define T_CLK_HIGH 4000L /* clock high time in ns */ -#define T_DATA_IN_SETUP 250L /* data in Set-up Time */ -#define T_START_HOLD 4000L /* start condition hold time */ -#define T_START_SETUP 4700L /* start condition Set-up time */ -#define T_STOP_SETUP 4000L /* stop condition Set-up time */ -#define T_BUS_IDLE 4700L /* time the bus must free after Tx */ -#endif /* !I2C_SLOW_TIMING */ - -#define NS2BCLK(x) (((x)*125)/10000) - -/* - * I2C Wire Operations - * - * About I2C_CLK_LOW(): - * - * The Data Direction bit (I2C_DATA_DIR) has to be set to input when setting - * clock to low, to prevent the ASIC and the I2C data client from driving the - * serial data line simultaneously (ASIC: last bit of a byte = '1', I2C client - * send an 'ACK'). See also Concentrator Bugreport No. 10192. - */ -#define I2C_DATA_HIGH(IoC) SK_I2C_SET_BIT(IoC, I2C_DATA) -#define I2C_DATA_LOW(IoC) SK_I2C_CLR_BIT(IoC, I2C_DATA) -#define I2C_DATA_OUT(IoC) SK_I2C_SET_BIT(IoC, I2C_DATA_DIR) -#define I2C_DATA_IN(IoC) SK_I2C_CLR_BIT(IoC, I2C_DATA_DIR | I2C_DATA) -#define I2C_CLK_HIGH(IoC) SK_I2C_SET_BIT(IoC, I2C_CLK) -#define I2C_CLK_LOW(IoC) SK_I2C_CLR_BIT(IoC, I2C_CLK | I2C_DATA_DIR) -#define I2C_START_COND(IoC) SK_I2C_CLR_BIT(IoC, I2C_CLK) - -#define NS2CLKT(x) ((x*125L)/10000) - -/*--------------- I2C Interface Register Functions --------------- */ - -/* - * sending one bit - */ -void SkI2cSndBit( -SK_IOC IoC, /* I/O Context */ -SK_U8 Bit) /* Bit to send */ -{ - I2C_DATA_OUT(IoC); - if (Bit) { - I2C_DATA_HIGH(IoC); - } - else { - I2C_DATA_LOW(IoC); - } - SkDgWaitTime(IoC, NS2BCLK(T_DATA_IN_SETUP)); - I2C_CLK_HIGH(IoC); - SkDgWaitTime(IoC, NS2BCLK(T_CLK_HIGH)); - I2C_CLK_LOW(IoC); -} /* SkI2cSndBit*/ - - -/* - * Signal a start to the I2C Bus. - * - * A start is signaled when data goes to low in a high clock cycle. - * - * Ends with Clock Low. - * - * Status: not tested - */ -void SkI2cStart( -SK_IOC IoC) /* I/O Context */ -{ - /* Init data and Clock to output lines */ - /* Set Data high */ - I2C_DATA_OUT(IoC); - I2C_DATA_HIGH(IoC); - /* Set Clock high */ - I2C_CLK_HIGH(IoC); - - SkDgWaitTime(IoC, NS2BCLK(T_START_SETUP)); - - /* Set Data Low */ - I2C_DATA_LOW(IoC); - - SkDgWaitTime(IoC, NS2BCLK(T_START_HOLD)); - - /* Clock low without Data to Input */ - I2C_START_COND(IoC); - - SkDgWaitTime(IoC, NS2BCLK(T_CLK_LOW)); -} /* SkI2cStart */ - - -void SkI2cStop( -SK_IOC IoC) /* I/O Context */ -{ - /* Init data and Clock to output lines */ - /* Set Data low */ - I2C_DATA_OUT(IoC); - I2C_DATA_LOW(IoC); - - SkDgWaitTime(IoC, NS2BCLK(T_CLK_2_DATA_OUT)); - - /* Set Clock high */ - I2C_CLK_HIGH(IoC); - - SkDgWaitTime(IoC, NS2BCLK(T_STOP_SETUP)); - - /* - * Set Data High: Do it by setting the Data Line to Input. - * Because of a pull up resistor the Data Line - * floods to high. - */ - I2C_DATA_IN(IoC); - - /* - * When I2C activity is stopped - * o DATA should be set to input and - * o CLOCK should be set to high! - */ - SkDgWaitTime(IoC, NS2BCLK(T_BUS_IDLE)); -} /* SkI2cStop */ - - -/* - * Receive just one bit via the I2C bus. - * - * Note: Clock must be set to LOW before calling this function. - * - * Returns The received bit. - */ -int SkI2cRcvBit( -SK_IOC IoC) /* I/O Context */ -{ - int Bit; - SK_U8 I2cSwCtrl; - - /* Init data as input line */ - I2C_DATA_IN(IoC); - - SkDgWaitTime(IoC, NS2BCLK(T_CLK_2_DATA_OUT)); - - I2C_CLK_HIGH(IoC); - - SkDgWaitTime(IoC, NS2BCLK(T_CLK_HIGH)); - - SK_I2C_GET_SW(IoC, &I2cSwCtrl); - - Bit = (I2cSwCtrl & I2C_DATA) ? 1 : 0; - - I2C_CLK_LOW(IoC); - SkDgWaitTime(IoC, NS2BCLK(T_CLK_LOW-T_CLK_2_DATA_OUT)); - - return(Bit); -} /* SkI2cRcvBit */ - - -/* - * Receive an ACK. - * - * returns 0 If acknowledged - * 1 in case of an error - */ -int SkI2cRcvAck( -SK_IOC IoC) /* I/O Context */ -{ - /* - * Received bit must be zero. - */ - return(SkI2cRcvBit(IoC) != 0); -} /* SkI2cRcvAck */ - - -/* - * Send an NACK. - */ -void SkI2cSndNAck( -SK_IOC IoC) /* I/O Context */ -{ - /* - * Received bit must be zero. - */ - SkI2cSndBit(IoC, 1); -} /* SkI2cSndNAck */ - - -/* - * Send an ACK. - */ -void SkI2cSndAck( -SK_IOC IoC) /* I/O Context */ -{ - /* - * Received bit must be zero. - * - */ - SkI2cSndBit(IoC, 0); -} /* SkI2cSndAck */ - - -/* - * Send one byte to the I2C device and wait for ACK. - * - * Return acknowleged status. - */ -int SkI2cSndByte( -SK_IOC IoC, /* I/O Context */ -int Byte) /* byte to send */ -{ - int i; - - for (i = 0; i < 8; i++) { - if (Byte & (1<<(7-i))) { - SkI2cSndBit(IoC, 1); - } - else { - SkI2cSndBit(IoC, 0); - } - } - - return(SkI2cRcvAck(IoC)); -} /* SkI2cSndByte */ - - -/* - * Receive one byte and ack it. - * - * Return byte. - */ -int SkI2cRcvByte( -SK_IOC IoC, /* I/O Context */ -int Last) /* Last Byte Flag */ -{ - int i; - int Byte = 0; - - for (i = 0; i < 8; i++) { - Byte <<= 1; - Byte |= SkI2cRcvBit(IoC); - } - - if (Last) { - SkI2cSndNAck(IoC); - } - else { - SkI2cSndAck(IoC); - } - - return(Byte); -} /* SkI2cRcvByte */ - - -/* - * Start dialog and send device address - * - * Return 0 if acknowleged, 1 in case of an error - */ -int SkI2cSndDev( -SK_IOC IoC, /* I/O Context */ -int Addr, /* Device Address */ -int Rw) /* Read / Write Flag */ -{ - SkI2cStart(IoC); - Rw = ~Rw; - Rw &= I2C_WRITE; - return(SkI2cSndByte(IoC, (Addr<<1) | Rw)); -} /* SkI2cSndDev */ - -#endif /* SK_DIAG */ - -/*----------------- I2C CTRL Register Functions ----------*/ - -/* - * waits for a completion of an I2C transfer - * - * returns 0: success, transfer completes - * 1: error, transfer does not complete, I2C transfer - * killed, wait loop terminated. - */ -int SkI2cWait( -SK_AC *pAC, /* Adapter Context */ -SK_IOC IoC, /* I/O Context */ -int Event) /* complete event to wait for (I2C_READ or I2C_WRITE) */ -{ - SK_U64 StartTime; - SK_U64 CurrentTime; - SK_U32 I2cCtrl; - - StartTime = SkOsGetTime(pAC); - - do { - CurrentTime = SkOsGetTime(pAC); - - if (CurrentTime - StartTime > SK_TICKS_PER_SEC / 8) { - - SK_I2C_STOP(IoC); -#ifndef SK_DIAG - SK_ERR_LOG(pAC, SK_ERRCL_SW, SKERR_I2C_E002, SKERR_I2C_E002MSG); -#endif /* !SK_DIAG */ - return(1); - } - - SK_I2C_GET_CTL(IoC, &I2cCtrl); - -#ifdef xYUKON_DBG - printf("StartTime=%lu, CurrentTime=%lu\n", - StartTime, CurrentTime); - if (kbhit()) { - return(1); - } -#endif /* YUKON_DBG */ - - } while ((I2cCtrl & I2C_FLAG) == (SK_U32)Event << 31); - - return(0); -} /* SkI2cWait */ - - -/* - * waits for a completion of an I2C transfer - * - * Returns - * Nothing - */ -void SkI2cWaitIrq( -SK_AC *pAC, /* Adapter Context */ -SK_IOC IoC) /* I/O Context */ -{ - SK_SENSOR *pSen; - SK_U64 StartTime; - SK_U32 IrqSrc; - - pSen = &pAC->I2c.SenTable[pAC->I2c.CurrSens]; - - if (pSen->SenState == SK_SEN_IDLE) { - return; - } - - StartTime = SkOsGetTime(pAC); - do { - if (SkOsGetTime(pAC) - StartTime > SK_TICKS_PER_SEC / 8) { - SK_I2C_STOP(IoC); -#ifndef SK_DIAG - SK_ERR_LOG(pAC, SK_ERRCL_SW, SKERR_I2C_E016, SKERR_I2C_E016MSG); -#endif /* !SK_DIAG */ - return; - } - SK_IN32(IoC, B0_ISRC, &IrqSrc); - } while ((IrqSrc & IS_I2C_READY) == 0); - - pSen->SenState = SK_SEN_IDLE; - return; -} /* SkI2cWaitIrq */ - -/* - * writes a single byte or 4 bytes into the I2C device - * - * returns 0: success - * 1: error - */ -int SkI2cWrite( -SK_AC *pAC, /* Adapter Context */ -SK_IOC IoC, /* I/O Context */ -SK_U32 I2cData, /* I2C Data to write */ -int I2cDev, /* I2C Device Address */ -int I2cReg, /* I2C Device Register Address */ -int I2cBurst) /* I2C Burst Flag */ -{ - SK_OUT32(IoC, B2_I2C_DATA, I2cData); - SK_I2C_CTL(IoC, I2C_WRITE, I2cDev, I2cReg, I2cBurst); - - return(SkI2cWait(pAC, IoC, I2C_WRITE)); -} /* SkI2cWrite*/ - - -#ifdef SK_DIAG - -/* - * reads a single byte or 4 bytes from the I2C device - * - * returns the word read - */ -SK_U32 SkI2cRead( -SK_AC *pAC, /* Adapter Context */ -SK_IOC IoC, /* I/O Context */ -int I2cDev, /* I2C Device Address */ -int I2cReg, /* I2C Device Register Address */ -int I2cBurst) /* I2C Burst Flag */ -{ - SK_U32 Data; - - SK_OUT32(IoC, B2_I2C_DATA, 0); - SK_I2C_CTL(IoC, I2C_READ, I2cDev, I2cReg, I2cBurst); - - if (SkI2cWait(pAC, IoC, I2C_READ) != 0) { - w_print("%s\n", SKERR_I2C_E002MSG); - } - - SK_IN32(IoC, B2_I2C_DATA, &Data); - return(Data); -} /* SkI2cRead */ - -#endif /* SK_DIAG */ - - -/* - * read a sensor's value - * - * This function reads a sensor's value from the I2C sensor chip. The sensor - * is defined by its index into the sensors database in the struct pAC points - * to. - * Returns - * 1 if the read is completed - * 0 if the read must be continued (I2C Bus still allocated) - */ -int SkI2cReadSensor( -SK_AC *pAC, /* Adapter Context */ -SK_IOC IoC, /* I/O Context */ -SK_SENSOR *pSen) /* Sensor to be read */ -{ - if (pSen->SenRead != NULL) { - return((*pSen->SenRead)(pAC, IoC, pSen)); - } - else - return(0); /* no success */ -} /* SkI2cReadSensor*/ - -/* - * Do the Init state 0 initialization - */ -static int SkI2cInit0( -SK_AC *pAC) /* Adapter Context */ -{ - int i; - - /* Begin with first sensor */ - pAC->I2c.CurrSens = 0; - - /* Begin with timeout control for state machine */ - pAC->I2c.TimerMode = SK_TIMER_WATCH_STATEMACHINE; - - /* Set sensor number to zero */ - pAC->I2c.MaxSens = 0; - -#ifndef SK_DIAG - /* Initialize Number of Dummy Reads */ - pAC->I2c.DummyReads = SK_MAX_SENSORS; -#endif - - for (i = 0; i < SK_MAX_SENSORS; i++) { - pAC->I2c.SenTable[i].SenDesc = "unknown"; - pAC->I2c.SenTable[i].SenType = SK_SEN_UNKNOWN; - pAC->I2c.SenTable[i].SenThreErrHigh = 0; - pAC->I2c.SenTable[i].SenThreErrLow = 0; - pAC->I2c.SenTable[i].SenThreWarnHigh = 0; - pAC->I2c.SenTable[i].SenThreWarnLow = 0; - pAC->I2c.SenTable[i].SenReg = LM80_FAN2_IN; - pAC->I2c.SenTable[i].SenInit = SK_SEN_DYN_INIT_NONE; - pAC->I2c.SenTable[i].SenValue = 0; - pAC->I2c.SenTable[i].SenErrFlag = SK_SEN_ERR_NOT_PRESENT; - pAC->I2c.SenTable[i].SenErrCts = 0; - pAC->I2c.SenTable[i].SenBegErrTS = 0; - pAC->I2c.SenTable[i].SenState = SK_SEN_IDLE; - pAC->I2c.SenTable[i].SenRead = NULL; - pAC->I2c.SenTable[i].SenDev = 0; - } - - /* Now we are "INIT data"ed */ - pAC->I2c.InitLevel = SK_INIT_DATA; - return(0); -} /* SkI2cInit0*/ - - -/* - * Do the init state 1 initialization - * - * initialize the following register of the LM80: - * Configuration register: - * - START, noINT, activeLOW, noINT#Clear, noRESET, noCI, noGPO#, noINIT - * - * Interrupt Mask Register 1: - * - all interrupts are Disabled (0xff) - * - * Interrupt Mask Register 2: - * - all interrupts are Disabled (0xff) Interrupt modi doesn't matter. - * - * Fan Divisor/RST_OUT register: - * - Divisors set to 1 (bits 00), all others 0s. - * - * OS# Configuration/Temperature resolution Register: - * - all 0s - * - */ -static int SkI2cInit1( -SK_AC *pAC, /* Adapter Context */ -SK_IOC IoC) /* I/O Context */ -{ - int i; - SK_U8 I2cSwCtrl; - SK_GEPORT *pPrt; /* GIni Port struct pointer */ - - if (pAC->I2c.InitLevel != SK_INIT_DATA) { - /* ReInit not needed in I2C module */ - return(0); - } - - /* Set the Direction of I2C-Data Pin to IN */ - SK_I2C_CLR_BIT(IoC, I2C_DATA_DIR | I2C_DATA); - /* Check for 32-Bit Yukon with Low at I2C-Data Pin */ - SK_I2C_GET_SW(IoC, &I2cSwCtrl); - - if ((I2cSwCtrl & I2C_DATA) == 0) { - /* this is a 32-Bit board */ - pAC->GIni.GIYukon32Bit = SK_TRUE; - return(0); - } - - /* Check for 64 Bit Yukon without sensors */ - if (SkI2cWrite(pAC, IoC, 0, LM80_ADDR, LM80_CFG, 0) != 0) { - return(0); - } - - (void)SkI2cWrite(pAC, IoC, 0xff, LM80_ADDR, LM80_IMSK_1, 0); - - (void)SkI2cWrite(pAC, IoC, 0xff, LM80_ADDR, LM80_IMSK_2, 0); - - (void)SkI2cWrite(pAC, IoC, 0, LM80_ADDR, LM80_FAN_CTRL, 0); - - (void)SkI2cWrite(pAC, IoC, 0, LM80_ADDR, LM80_TEMP_CTRL, 0); - - (void)SkI2cWrite(pAC, IoC, LM80_CFG_START, LM80_ADDR, LM80_CFG, 0); - - /* - * MaxSens has to be updated here, because PhyType is not - * set when performing Init Level 0 - */ - pAC->I2c.MaxSens = 5; - - pPrt = &pAC->GIni.GP[0]; - - if (pAC->GIni.GIGenesis) { - if (pPrt->PhyType == SK_PHY_BCOM) { - if (pAC->GIni.GIMacsFound == 1) { - pAC->I2c.MaxSens += 1; - } - else { - pAC->I2c.MaxSens += 3; - } - } - } - else { - pAC->I2c.MaxSens += 3; - } - - for (i = 0; i < pAC->I2c.MaxSens; i++) { - switch (i) { - case 0: - pAC->I2c.SenTable[i].SenDesc = "Temperature"; - pAC->I2c.SenTable[i].SenType = SK_SEN_TEMP; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_TEMP_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_TEMP_HIGH_WARN; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_TEMP_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_TEMP_LOW_ERR; - pAC->I2c.SenTable[i].SenReg = LM80_TEMP_IN; - break; - case 1: - pAC->I2c.SenTable[i].SenDesc = "Voltage PCI"; - pAC->I2c.SenTable[i].SenType = SK_SEN_VOLT; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_PCI_5V_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_PCI_5V_HIGH_WARN; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_PCI_5V_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_PCI_5V_LOW_ERR; - pAC->I2c.SenTable[i].SenReg = LM80_VT0_IN; - break; - case 2: - pAC->I2c.SenTable[i].SenDesc = "Voltage PCI-IO"; - pAC->I2c.SenTable[i].SenType = SK_SEN_VOLT; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_PCI_IO_5V_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_PCI_IO_5V_HIGH_WARN; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_PCI_IO_3V3_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_PCI_IO_3V3_LOW_ERR; - pAC->I2c.SenTable[i].SenReg = LM80_VT1_IN; - pAC->I2c.SenTable[i].SenInit = SK_SEN_DYN_INIT_PCI_IO; - break; - case 3: - pAC->I2c.SenTable[i].SenDesc = "Voltage ASIC"; - pAC->I2c.SenTable[i].SenType = SK_SEN_VOLT; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_VDD_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_VDD_HIGH_WARN; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_VDD_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_VDD_LOW_ERR; - pAC->I2c.SenTable[i].SenReg = LM80_VT2_IN; - break; - case 4: - if (pAC->GIni.GIGenesis) { - if (pPrt->PhyType == SK_PHY_BCOM) { - pAC->I2c.SenTable[i].SenDesc = "Voltage PHY A PLL"; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_PLL_3V3_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_PLL_3V3_HIGH_WARN; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_PLL_3V3_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_PLL_3V3_LOW_ERR; - } - else { - pAC->I2c.SenTable[i].SenDesc = "Voltage PMA"; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_PLL_3V3_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_PLL_3V3_HIGH_WARN; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_PLL_3V3_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_PLL_3V3_LOW_ERR; - } - } - else { - pAC->I2c.SenTable[i].SenDesc = "Voltage VAUX"; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_VAUX_3V3_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_VAUX_3V3_HIGH_WARN; - if (pAC->GIni.GIVauxAvail) { - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_VAUX_3V3_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_VAUX_3V3_LOW_ERR; - } - else { - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_VAUX_0V_WARN_ERR; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_VAUX_0V_WARN_ERR; - } - } - pAC->I2c.SenTable[i].SenType = SK_SEN_VOLT; - pAC->I2c.SenTable[i].SenReg = LM80_VT3_IN; - break; - case 5: - if (pAC->GIni.GIGenesis) { - pAC->I2c.SenTable[i].SenDesc = "Voltage PHY 2V5"; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_PHY_2V5_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_PHY_2V5_HIGH_WARN; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_PHY_2V5_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_PHY_2V5_LOW_ERR; - } - else { - pAC->I2c.SenTable[i].SenDesc = "Voltage ASIC-Co 1V5"; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_CORE_1V5_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_CORE_1V5_HIGH_WARN; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_CORE_1V5_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_CORE_1V5_LOW_ERR; - } - pAC->I2c.SenTable[i].SenType = SK_SEN_VOLT; - pAC->I2c.SenTable[i].SenReg = LM80_VT4_IN; - break; - case 6: - if (pAC->GIni.GIGenesis) { - pAC->I2c.SenTable[i].SenDesc = "Voltage PHY B PLL"; - } - else { - pAC->I2c.SenTable[i].SenDesc = "Voltage PHY 3V3"; - } - pAC->I2c.SenTable[i].SenType = SK_SEN_VOLT; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_PLL_3V3_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_PLL_3V3_HIGH_WARN; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_PLL_3V3_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_PLL_3V3_LOW_ERR; - pAC->I2c.SenTable[i].SenReg = LM80_VT5_IN; - break; - case 7: - if (pAC->GIni.GIGenesis) { - pAC->I2c.SenTable[i].SenDesc = "Speed Fan"; - pAC->I2c.SenTable[i].SenType = SK_SEN_FAN; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_FAN_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_FAN_HIGH_WARN; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_FAN_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_FAN_LOW_ERR; - pAC->I2c.SenTable[i].SenReg = LM80_FAN2_IN; - } - else { - pAC->I2c.SenTable[i].SenDesc = "Voltage PHY 2V5"; - pAC->I2c.SenTable[i].SenType = SK_SEN_VOLT; - pAC->I2c.SenTable[i].SenThreErrHigh = SK_SEN_PHY_2V5_HIGH_ERR; - pAC->I2c.SenTable[i].SenThreWarnHigh = SK_SEN_PHY_2V5_HIGH_WARN; - pAC->I2c.SenTable[i].SenThreWarnLow = SK_SEN_PHY_2V5_LOW_WARN; - pAC->I2c.SenTable[i].SenThreErrLow = SK_SEN_PHY_2V5_LOW_ERR; - pAC->I2c.SenTable[i].SenReg = LM80_VT6_IN; - } - break; - default: - SK_ERR_LOG(pAC, SK_ERRCL_INIT | SK_ERRCL_SW, - SKERR_I2C_E001, SKERR_I2C_E001MSG); - break; - } - - pAC->I2c.SenTable[i].SenValue = 0; - pAC->I2c.SenTable[i].SenErrFlag = SK_SEN_ERR_OK; - pAC->I2c.SenTable[i].SenErrCts = 0; - pAC->I2c.SenTable[i].SenBegErrTS = 0; - pAC->I2c.SenTable[i].SenState = SK_SEN_IDLE; - pAC->I2c.SenTable[i].SenRead = SkLm80ReadSensor; - pAC->I2c.SenTable[i].SenDev = LM80_ADDR; - } - -#ifndef SK_DIAG - pAC->I2c.DummyReads = pAC->I2c.MaxSens; -#endif /* !SK_DIAG */ - - /* Clear I2C IRQ */ - SK_OUT32(IoC, B2_I2C_IRQ, I2C_CLR_IRQ); - - /* Now we are I/O initialized */ - pAC->I2c.InitLevel = SK_INIT_IO; - return(0); -} /* SkI2cInit1 */ - - -/* - * Init level 2: Start first sensor read. - */ -static int SkI2cInit2( -SK_AC *pAC, /* Adapter Context */ -SK_IOC IoC) /* I/O Context */ -{ - int ReadComplete; - SK_SENSOR *pSen; - - if (pAC->I2c.InitLevel != SK_INIT_IO) { - /* ReInit not needed in I2C module */ - /* Init0 and Init2 not permitted */ - return(0); - } - - pSen = &pAC->I2c.SenTable[pAC->I2c.CurrSens]; - ReadComplete = SkI2cReadSensor(pAC, IoC, pSen); - - if (ReadComplete) { - SK_ERR_LOG(pAC, SK_ERRCL_INIT, SKERR_I2C_E008, SKERR_I2C_E008MSG); - } - - /* Now we are correctly initialized */ - pAC->I2c.InitLevel = SK_INIT_RUN; - - return(0); -} /* SkI2cInit2*/ - - -/* - * Initialize I2C devices - * - * Get the first voltage value and discard it. - * Go into temperature read mode. A default pointer is not set. - * - * The things to be done depend on the init level in the parameter list: - * Level 0: - * Initialize only the data structures. Do NOT access hardware. - * Level 1: - * Initialize hardware through SK_IN / SK_OUT commands. Do NOT use interrupts. - * Level 2: - * Everything is possible. Interrupts may be used from now on. - * - * return: - * 0 = success - * other = error. - */ -int SkI2cInit( -SK_AC *pAC, /* Adapter Context */ -SK_IOC IoC, /* I/O Context needed in levels 1 and 2 */ -int Level) /* Init Level */ -{ - - switch (Level) { - case SK_INIT_DATA: - return(SkI2cInit0(pAC)); - case SK_INIT_IO: - return(SkI2cInit1(pAC, IoC)); - case SK_INIT_RUN: - return(SkI2cInit2(pAC, IoC)); - default: - break; - } - - return(0); -} /* SkI2cInit */ - - -#ifndef SK_DIAG - -/* - * Interrupt service function for the I2C Interface - * - * Clears the Interrupt source - * - * Reads the register and check it for sending a trap. - * - * Starts the timer if necessary. - */ -void SkI2cIsr( -SK_AC *pAC, /* Adapter Context */ -SK_IOC IoC) /* I/O Context */ -{ - SK_EVPARA Para; - - /* Clear I2C IRQ */ - SK_OUT32(IoC, B2_I2C_IRQ, I2C_CLR_IRQ); - - Para.Para64 = 0; - SkEventQueue(pAC, SKGE_I2C, SK_I2CEV_IRQ, Para); -} /* SkI2cIsr */ - - -/* - * Check this sensors Value against the threshold and send events. - */ -static void SkI2cCheckSensor( -SK_AC *pAC, /* Adapter Context */ -SK_SENSOR *pSen) -{ - SK_EVPARA ParaLocal; - SK_BOOL TooHigh; /* Is sensor too high? */ - SK_BOOL TooLow; /* Is sensor too low? */ - SK_U64 CurrTime; /* Current Time */ - SK_BOOL DoTrapSend; /* We need to send a trap */ - SK_BOOL DoErrLog; /* We need to log the error */ - SK_BOOL IsError; /* We need to log the error */ - - /* Check Dummy Reads first */ - if (pAC->I2c.DummyReads > 0) { - pAC->I2c.DummyReads--; - return; - } - - /* Get the current time */ - CurrTime = SkOsGetTime(pAC); - - /* Set para to the most useful setting: The current sensor. */ - ParaLocal.Para64 = (SK_U64)pAC->I2c.CurrSens; - - /* Check the Value against the thresholds. First: Error Thresholds */ - TooHigh = (pSen->SenValue > pSen->SenThreErrHigh); - TooLow = (pSen->SenValue < pSen->SenThreErrLow); - - IsError = SK_FALSE; - if (TooHigh || TooLow) { - /* Error condition is satisfied */ - DoTrapSend = SK_TRUE; - DoErrLog = SK_TRUE; - - /* Now error condition is satisfied */ - IsError = SK_TRUE; - - if (pSen->SenErrFlag == SK_SEN_ERR_ERR) { - /* This state is the former one */ - - /* So check first whether we have to send a trap */ - if (pSen->SenLastErrTrapTS + SK_SEN_ERR_TR_HOLD > - CurrTime) { - /* - * Do NOT send the Trap. The hold back time - * has to run out first. - */ - DoTrapSend = SK_FALSE; - } - - /* Check now whether we have to log an Error */ - if (pSen->SenLastErrLogTS + SK_SEN_ERR_LOG_HOLD > - CurrTime) { - /* - * Do NOT log the error. The hold back time - * has to run out first. - */ - DoErrLog = SK_FALSE; - } - } - else { - /* We came from a different state -> Set Begin Time Stamp */ - pSen->SenBegErrTS = CurrTime; - pSen->SenErrFlag = SK_SEN_ERR_ERR; - } - - if (DoTrapSend) { - /* Set current Time */ - pSen->SenLastErrTrapTS = CurrTime; - pSen->SenErrCts++; - - /* Queue PNMI Event */ - SkEventQueue(pAC, SKGE_PNMI, (TooHigh ? - SK_PNMI_EVT_SEN_ERR_UPP : - SK_PNMI_EVT_SEN_ERR_LOW), - ParaLocal); - } - - if (DoErrLog) { - /* Set current Time */ - pSen->SenLastErrLogTS = CurrTime; - - if (pSen->SenType == SK_SEN_TEMP) { - SK_ERR_LOG(pAC, SK_ERRCL_HW, SKERR_I2C_E011, - SKERR_I2C_E011MSG); - } else if (pSen->SenType == SK_SEN_VOLT) { - SK_ERR_LOG(pAC, SK_ERRCL_HW, SKERR_I2C_E012, - SKERR_I2C_E012MSG); - } else - { - SK_ERR_LOG(pAC, SK_ERRCL_HW, SKERR_I2C_E015, - SKERR_I2C_E015MSG); - } - } - } - - /* Check the Value against the thresholds */ - /* 2nd: Warning thresholds */ - TooHigh = (pSen->SenValue > pSen->SenThreWarnHigh); - TooLow = (pSen->SenValue < pSen->SenThreWarnLow); - - if (!IsError && (TooHigh || TooLow)) { - /* Error condition is satisfied */ - DoTrapSend = SK_TRUE; - DoErrLog = SK_TRUE; - - if (pSen->SenErrFlag == SK_SEN_ERR_WARN) { - /* This state is the former one */ - - /* So check first whether we have to send a trap */ - if (pSen->SenLastWarnTrapTS + SK_SEN_WARN_TR_HOLD > - CurrTime) { - /* - * Do NOT send the Trap. The hold back time - * has to run out first. - */ - DoTrapSend = SK_FALSE; - } - - /* Check now whether we have to log an Error */ - if (pSen->SenLastWarnLogTS + SK_SEN_WARN_LOG_HOLD > - CurrTime) { - /* - * Do NOT log the error. The hold back time - * has to run out first. - */ - DoErrLog = SK_FALSE; - } - } - else { - /* We came from a different state -> Set Begin Time Stamp */ - pSen->SenBegWarnTS = CurrTime; - pSen->SenErrFlag = SK_SEN_ERR_WARN; - } - - if (DoTrapSend) { - /* Set current Time */ - pSen->SenLastWarnTrapTS = CurrTime; - pSen->SenWarnCts++; - - /* Queue PNMI Event */ - SkEventQueue(pAC, SKGE_PNMI, (TooHigh ? - SK_PNMI_EVT_SEN_WAR_UPP : - SK_PNMI_EVT_SEN_WAR_LOW), - ParaLocal); - } - - if (DoErrLog) { - /* Set current Time */ - pSen->SenLastWarnLogTS = CurrTime; - - if (pSen->SenType == SK_SEN_TEMP) { - SK_ERR_LOG(pAC, SK_ERRCL_HW, SKERR_I2C_E009, - SKERR_I2C_E009MSG); - } else if (pSen->SenType == SK_SEN_VOLT) { - SK_ERR_LOG(pAC, SK_ERRCL_HW, SKERR_I2C_E010, - SKERR_I2C_E010MSG); - } else - { - SK_ERR_LOG(pAC, SK_ERRCL_HW, SKERR_I2C_E014, - SKERR_I2C_E014MSG); - } - } - } - - /* Check for NO error at all */ - if (!IsError && !TooHigh && !TooLow) { - /* Set o.k. Status if no error and no warning condition */ - pSen->SenErrFlag = SK_SEN_ERR_OK; - } - - /* End of check against the thresholds */ - - /* Bug fix AF: 16.Aug.2001: Correct the init base - * of LM80 sensor. - */ - if (pSen->SenInit == SK_SEN_DYN_INIT_PCI_IO) { - - pSen->SenInit = SK_SEN_DYN_INIT_NONE; - - if (pSen->SenValue > SK_SEN_PCI_IO_RANGE_LIMITER) { - /* 5V PCI-IO Voltage */ - pSen->SenThreWarnLow = SK_SEN_PCI_IO_5V_LOW_WARN; - pSen->SenThreErrLow = SK_SEN_PCI_IO_5V_LOW_ERR; - } - else { - /* 3.3V PCI-IO Voltage */ - pSen->SenThreWarnHigh = SK_SEN_PCI_IO_3V3_HIGH_WARN; - pSen->SenThreErrHigh = SK_SEN_PCI_IO_3V3_HIGH_ERR; - } - } - - - if (pSen->SenInit != SK_SEN_DYN_INIT_NONE) { - SK_ERR_LOG(pAC, SK_ERRCL_HW, SKERR_I2C_E013, SKERR_I2C_E013MSG); - } -} /* SkI2cCheckSensor*/ - - -/* - * The only Event to be served is the timeout event - * - */ -int SkI2cEvent( -SK_AC *pAC, /* Adapter Context */ -SK_IOC IoC, /* I/O Context */ -SK_U32 Event, /* Module specific Event */ -SK_EVPARA Para) /* Event specific Parameter */ -{ - int ReadComplete; - SK_SENSOR *pSen; - SK_U32 Time; - SK_EVPARA ParaLocal; - int i; - - /* New case: no sensors */ - if (pAC->I2c.MaxSens == 0) { - return(0); - } - - switch (Event) { - case SK_I2CEV_IRQ: - pSen = &pAC->I2c.SenTable[pAC->I2c.CurrSens]; - ReadComplete = SkI2cReadSensor(pAC, IoC, pSen); - - if (ReadComplete) { - /* Check sensor against defined thresholds */ - SkI2cCheckSensor (pAC, pSen); - - /* Increment Current sensor and set appropriate Timeout */ - pAC->I2c.CurrSens++; - if (pAC->I2c.CurrSens >= pAC->I2c.MaxSens) { - pAC->I2c.CurrSens = 0; - Time = SK_I2C_TIM_LONG; - } - else { - Time = SK_I2C_TIM_SHORT; - } - - /* Start Timer */ - ParaLocal.Para64 = (SK_U64)0; - - pAC->I2c.TimerMode = SK_TIMER_NEW_GAUGING; - - SkTimerStart(pAC, IoC, &pAC->I2c.SenTimer, Time, - SKGE_I2C, SK_I2CEV_TIM, ParaLocal); - } - else { - /* Start Timer */ - ParaLocal.Para64 = (SK_U64)0; - - pAC->I2c.TimerMode = SK_TIMER_WATCH_STATEMACHINE; - - SkTimerStart(pAC, IoC, &pAC->I2c.SenTimer, SK_I2C_TIM_WATCH, - SKGE_I2C, SK_I2CEV_TIM, ParaLocal); - } - break; - case SK_I2CEV_TIM: - if (pAC->I2c.TimerMode == SK_TIMER_NEW_GAUGING) { - - ParaLocal.Para64 = (SK_U64)0; - SkTimerStop(pAC, IoC, &pAC->I2c.SenTimer); - - pSen = &pAC->I2c.SenTable[pAC->I2c.CurrSens]; - ReadComplete = SkI2cReadSensor(pAC, IoC, pSen); - - if (ReadComplete) { - /* Check sensor against defined thresholds */ - SkI2cCheckSensor (pAC, pSen); - - /* Increment Current sensor and set appropriate Timeout */ - pAC->I2c.CurrSens++; - if (pAC->I2c.CurrSens == pAC->I2c.MaxSens) { - pAC->I2c.CurrSens = 0; - Time = SK_I2C_TIM_LONG; - } - else { - Time = SK_I2C_TIM_SHORT; - } - - /* Start Timer */ - ParaLocal.Para64 = (SK_U64)0; - - pAC->I2c.TimerMode = SK_TIMER_NEW_GAUGING; - - SkTimerStart(pAC, IoC, &pAC->I2c.SenTimer, Time, - SKGE_I2C, SK_I2CEV_TIM, ParaLocal); - } - } - else { - pSen = &pAC->I2c.SenTable[pAC->I2c.CurrSens]; - pSen->SenErrFlag = SK_SEN_ERR_FAULTY; - SK_I2C_STOP(IoC); - - /* Increment Current sensor and set appropriate Timeout */ - pAC->I2c.CurrSens++; - if (pAC->I2c.CurrSens == pAC->I2c.MaxSens) { - pAC->I2c.CurrSens = 0; - Time = SK_I2C_TIM_LONG; - } - else { - Time = SK_I2C_TIM_SHORT; - } - - /* Start Timer */ - ParaLocal.Para64 = (SK_U64)0; - - pAC->I2c.TimerMode = SK_TIMER_NEW_GAUGING; - - SkTimerStart(pAC, IoC, &pAC->I2c.SenTimer, Time, - SKGE_I2C, SK_I2CEV_TIM, ParaLocal); - } - break; - case SK_I2CEV_CLEAR: - for (i = 0; i < SK_MAX_SENSORS; i++) { - pAC->I2c.SenTable[i].SenErrFlag = SK_SEN_ERR_OK; - pAC->I2c.SenTable[i].SenErrCts = 0; - pAC->I2c.SenTable[i].SenWarnCts = 0; - pAC->I2c.SenTable[i].SenBegErrTS = 0; - pAC->I2c.SenTable[i].SenBegWarnTS = 0; - pAC->I2c.SenTable[i].SenLastErrTrapTS = (SK_U64)0; - pAC->I2c.SenTable[i].SenLastErrLogTS = (SK_U64)0; - pAC->I2c.SenTable[i].SenLastWarnTrapTS = (SK_U64)0; - pAC->I2c.SenTable[i].SenLastWarnLogTS = (SK_U64)0; - } - break; - default: - SK_ERR_LOG(pAC, SK_ERRCL_SW, SKERR_I2C_E006, SKERR_I2C_E006MSG); - } - - return(0); -} /* SkI2cEvent*/ - -#endif /* !SK_DIAG */ - -#endif /* CONFIG_SK98 */ |