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Diffstat (limited to 'arch/arm/cpu/ixp/npe/include/IxTimeSyncAcc.h')
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diff --git a/arch/arm/cpu/ixp/npe/include/IxTimeSyncAcc.h b/arch/arm/cpu/ixp/npe/include/IxTimeSyncAcc.h new file mode 100644 index 0000000000..25effed90b --- /dev/null +++ b/arch/arm/cpu/ixp/npe/include/IxTimeSyncAcc.h @@ -0,0 +1,783 @@ +/** + * @file IxTimeSyncAcc.h + * + * @author Intel Corporation + * @date 07 May 2004 + * + * @brief Header file for IXP400 Access Layer to IEEE 1588(TM) Precision + * Clock Synchronisation Protocol Hardware Assist + * + * @version 1 + * + * @par + * IXP400 SW Release version 2.0 + * + * -- Copyright Notice -- + * + * @par + * Copyright 2001-2005, Intel Corporation. + * All rights reserved. + * + * @par + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Intel Corporation nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * @par + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @par + * -- End of Copyright Notice -- + */ + +/** + * @defgroup IxTimeSyncAcc IXP400 Time Sync Access Component API + * + * @brief Public API for IxTimeSyncAcc + * + * @{ + */ +#ifndef IXTIMESYNCACC_H +#define IXTIMESYNCACC_H + +#ifdef __ixp46X + +#include "IxOsal.h" + +/** + * Section for enum + */ + +/** + * @ingroup IxTimeSyncAcc + * + * @enum IxTimeSyncAccStatus + * + * @brief The status as returned from the API + */ +typedef enum /**< IxTimeSyncAccStatus */ +{ + IX_TIMESYNCACC_SUCCESS = IX_SUCCESS, /**< Requested operation successful */ + IX_TIMESYNCACC_INVALIDPARAM, /**< An invalid parameter was passed */ + IX_TIMESYNCACC_NOTIMESTAMP, /**< While polling no time stamp available */ + IX_TIMESYNCACC_INTERRUPTMODEINUSE, /**< Polling not allowed while operating in interrupt mode */ + IX_TIMESYNCACC_FAILED /**< Internal error occurred */ +}IxTimeSyncAccStatus; + +/** + * @ingroup IxTimeSyncAcc + * + * @enum IxTimeSyncAccAuxMode + * + * @brief Master or Slave Auxiliary Time Stamp (Snap Shot) + */ +typedef enum /**< IxTimeSyncAccAuxMode */ +{ + IX_TIMESYNCACC_AUXMODE_MASTER, /**< Auxiliary Master Mode */ + IX_TIMESYNCACC_AUXMODE_SLAVE, /**< Auxiliary Slave Mode */ + IX_TIMESYNCACC_AUXMODE_INVALID /**< Invalid Auxiliary Mode */ +}IxTimeSyncAccAuxMode; + +/** + * @ingroup IxTimeSyncAcc + * + * @enum IxTimeSyncAcc1588PTPPort + * + * @brief IEEE 1588 PTP Communication Port(Channel) + */ +typedef enum /**< IxTimeSyncAcc1588PTPPort */ +{ + IX_TIMESYNCACC_NPE_A_1588PTP_PORT, /**< PTP Communication Port on NPE-A */ + IX_TIMESYNCACC_NPE_B_1588PTP_PORT, /**< PTP Communication Port on NPE-B */ + IX_TIMESYNCACC_NPE_C_1588PTP_PORT, /**< PTP Communication Port on NPE-C */ + IX_TIMESYNCACC_NPE_1588PORT_INVALID /**< Invalid PTP Communication Port */ +} IxTimeSyncAcc1588PTPPort; + +/** + * @ingroup IxTimeSyncAcc + * + * @enum IxTimeSyncAcc1588PTPPortMode + * + * @brief Master or Slave mode for IEEE 1588 PTP Communication Port + */ +typedef enum /**< IxTimeSyncAcc1588PTPPortMode */ +{ + IX_TIMESYNCACC_1588PTP_PORT_MASTER, /**< PTP Communication Port in Master Mode */ + IX_TIMESYNCACC_1588PTP_PORT_SLAVE, /**< PTP Communication Port in Slave Mode */ + IX_TIMESYNCACC_1588PTP_PORT_ANYMODE, /**< PTP Communication Port in ANY Mode + allows time stamping of all messages + including non-1588 PTP */ + IX_TIMESYNCACC_1588PTP_PORT_MODE_INVALID /**< Invalid PTP Port Mode */ +}IxTimeSyncAcc1588PTPPortMode; + +/** + * @ingroup IxTimeSyncAcc + * + * @enum IxTimeSyncAcc1588PTPMsgType + * + * @brief 1588 PTP Messages types that can be detected on communication port + * + * Note that client code can determine this based on master/slave mode in which + * it is already operating in and this information is made available for the sake + * of convenience only. + */ +typedef enum /**< IxTimeSyncAcc1588PTPMsgType */ +{ + IX_TIMESYNCACC_1588PTP_MSGTYPE_SYNC, /**< PTP Sync message sent by Master or received by Slave */ + IX_TIMESYNCACC_1588PTP_MSGTYPE_DELAYREQ, /**< PTP Delay_Req message sent by Slave or received by Master */ + IX_TIMESYNCACC_1588PTP_MSGTYPE_UNKNOWN /**< Other PTP and non-PTP message sent or received by both + Master and/or Slave */ +} IxTimeSyncAcc1588PTPMsgType; + +/** + * Section for struct + */ + +/** + * @ingroup IxTimeSyncAcc + * + * @struct IxTimeSyncAccTimeValue + * + * @brief Struct to hold 64 bit SystemTime and TimeStamp values + */ +typedef struct /**< IxTimeSyncAccTimeValue */ +{ + UINT32 timeValueLowWord; /**< Lower 32 bits of the time value */ + UINT32 timeValueHighWord; /**< Upper 32 bits of the time value */ +} IxTimeSyncAccTimeValue; + +/** + * @ingroup IxTimeSyncAcc + * + * @struct IxTimeSyncAccUuid + * + * @brief Struct to hold 48 bit UUID values captured in Sync or Delay_Req messages + */ +typedef struct /**< IxTimeSyncAccUuid */ +{ + UINT32 uuidValueLowWord; /**<The lower 32 bits of the UUID */ + UINT16 uuidValueHighHalfword; /**<The upper 16 bits of the UUID */ +} IxTimeSyncAccUuid; + +/** + * @ingroup IxTimeSyncAcc + * + * @struct IxTimeSyncAccPtpMsgData + * + * @brief Struct for data from the PTP message returned when TimeStamp available + */ +typedef struct /**< IxTimeSyncAccPtpMsgData */ +{ + IxTimeSyncAcc1588PTPMsgType ptpMsgType; /**< PTP Messages type */ + IxTimeSyncAccTimeValue ptpTimeStamp; /**< 64 bit TimeStamp value from PTP Message */ + IxTimeSyncAccUuid ptpUuid; /**< 48 bit UUID value from the PTP Message */ + UINT16 ptpSequenceNumber; /**< 16 bit Sequence Number from PTP Message */ +} IxTimeSyncAccPtpMsgData; + +/** + * @ingroup IxTimeSyncAcc + * + * @struct IxTimeSyncAccStats + * + * @brief Statistics for the PTP messages + */ +typedef struct /**< IxTimeSyncAccStats */ +{ + UINT32 rxMsgs; /**< Count of timestamps for received PTP Messages */ + UINT32 txMsgs; /**< Count of timestamps for transmitted PTP Messages */ +} IxTimeSyncAccStats; + +/** + * @ingroup IxTimeSyncAcc + * + * @typedef IxTimeSyncAccTargetTimeCallback + * + * @brief Callback for use by target time stamp interrupt + */ +typedef void (*IxTimeSyncAccTargetTimeCallback)(IxTimeSyncAccTimeValue targetTime); + +/** + * @ingroup IxTimeSyncAcc + * + * @typedef IxTimeSyncAccAuxTimeCallback + * + * @brief Callback for use by auxiliary time interrupts + */ +typedef void (*IxTimeSyncAccAuxTimeCallback)(IxTimeSyncAccAuxMode auxMode, + IxTimeSyncAccTimeValue auxTime); + +/* + * Section for prototypes interface functions + */ + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccPTPPortConfigSet( + IxTimeSyncAcc1588PTPPort ptpPort, + IxTimeSyncAcc1588PTPPortMode ptpPortMode) + * + * @brief Configures the IEEE 1588 message detect on particular PTP port. + * + * @param ptpPort [in] - PTP port to config + * @param ptpPortMode [in]- Port to operate in Master or Slave mode + * + * This API will enable the time stamping on a particular PTP port. + * + * @li Re-entrant : No + * @li ISR Callable : No + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Invalid parameters passed + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccPTPPortConfigSet(IxTimeSyncAcc1588PTPPort ptpPort, + IxTimeSyncAcc1588PTPPortMode ptpPortMode); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccPTPPortConfigGet( + IxTimeSyncAcc1588PTPPort ptpPort, + IxTimeSyncAcc1588PTPPortMode *ptpPortMode) + * + * @brief Retrieves IEEE 1588 PTP operation mode on particular PTP port. + * + * @param ptpPort [in] - PTP port + * @param ptpPortMode [in]- Mode of operation of PTP port (Master or Slave) + * + * This API will identify the time stamping capability of a PTP port by means + * of obtaining its mode of operation. + * + * @li Re-entrant : No + * @li ISR Callable : No + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Invalid parameters passed + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccPTPPortConfigGet(IxTimeSyncAcc1588PTPPort ptpPort, + IxTimeSyncAcc1588PTPPortMode *ptpPortMode); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccPTPRxPoll( + IxTimeSyncAcc1588PTPPort ptpPort, + IxTimeSyncAccPtpMsgData *ptpMsgData) + * + * @brief Polls the IEEE 1588 message/time stamp detect status on a particular + * PTP Port on the Receive side. + * + * @param ptpPort [in] - PTP port to poll + * @param ptpMsgData [out] - Current TimeStamp and other Data + * + * This API will poll for the availability of a time stamp on the received Sync + * (Slave) or Delay_Req (Master) messages. + * The client application will provide the buffer. + * + * @li Re-entrant : No + * @li ISR Callable : No + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Invalid parameters passed + * @li IX_TIMESYNCACC_NOTIMESTAMP - No time stamp available + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccPTPRxPoll(IxTimeSyncAcc1588PTPPort ptpPort, + IxTimeSyncAccPtpMsgData *ptpMsgData); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccPTPTxPoll( + IxTimeSyncAcc1588PTPPort ptpPort, + IxTimeSyncAccPtpMsgData *ptpMsgData) + * + * + * @brief Polls the IEEE 1588 message/time stamp detect status on a particular + * PTP Port on the Transmit side. + * + * @param ptpPort [in] - PTP port to poll + * @param ptpMsgData [out] - Current TimeStamp and other Data + * + * This API will poll for the availability of a time stamp on the transmitted + * Sync (Master) or Delay_Req (Slave) messages. + * The client application will provide the buffer. + * + * @li Re-entrant : No + * @li ISR Callable : No + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Invalid parameters passed + * @li IX_TIMESYNCACC_NOTIMESTAMP - No time stamp available + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccPTPTxPoll(IxTimeSyncAcc1588PTPPort ptpPort, + IxTimeSyncAccPtpMsgData *ptpMsgData); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccSystemTimeSet( + IxTimeSyncAccTimeValue systemTime) + * + * @brief Sets the System Time in the IEEE 1588 hardware assist block + * + * @param systemTime [in] - Value to set System Time + * + * This API will set the SystemTime to given value. + * + * @li Re-entrant : yes + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccSystemTimeSet(IxTimeSyncAccTimeValue systemTime); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccSystemTimeGet( + IxTimeSyncAccTimeValue *systemTime) + * + * @brief Gets the System Time from the IEEE 1588 hardware assist block + * + * @param systemTime [out] - Copy the current System Time into the client + * application provided buffer + * + * This API will get the SystemTime from IEEE1588 block and return to client + * + * @li Re-entrant : no + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Invalid parameters passed + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccSystemTimeGet(IxTimeSyncAccTimeValue *systemTime); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccTickRateSet( + UINT32 tickRate) + * + * @brief Sets the Tick Rate (Frequency Scaling Value) in the IEEE 1588 + * hardware assist block + * + * @param tickRate [in] - Value to set Tick Rate + * + * This API will set the Tick Rate (Frequency Scaling Value) in the IEEE + * 1588 block to the given value. The Accumulator register (not client + * visible) is incremented by this TickRate value every clock cycle. When + * the Accumulator overflows, the SystemTime is incremented by one. This + * TickValue can therefore be used to adjust the system timer. + * + * @li Re-entrant : yes + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccTickRateSet(UINT32 tickRate); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccTickRateGet( + UINT32 *tickRate) + * + * @brief Gets the Tick Rate (Frequency Scaling Value) from the IEEE 1588 + * hardware assist block + * + * @param tickRate [out] - Current Tick Rate value in the IEEE 1588 block + * + * This API will get the TickRate on IEE15588 block. Refer to @ref + * ixTimeSyncAccTickRateSet for notes on usage of this value. + * + * @li Reentrant : yes + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Invalid parameters passed + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccTickRateGet(UINT32 *tickRate); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccTargetTimeInterruptEnable( + IxTimeSyncAccTargetTimeCallback targetTimeCallback) + * + * @brief Enables the interrupt to verify the condition where the System Time + * greater or equal to the Target Time in the IEEE 1588 hardware assist block. + * If the condition is true an interrupt will be sent to XScale. + * + * @param targetTimeCallback [in] - Callback to be invoked when interrupt fires + * + * This API will enable the Target Time reached/hit condition interrupt. + * + * NOTE: The client application needs to ensure that the APIs + * @ref ixTimeSyncAccTargetTimeInterruptEnable, @ref ixTimeSyncAccTargetTimeSet and + * @ref ixTimeSyncAccTargetTimeInterruptDisable are accessed in mutual exclusive + * manner with respect to each other. + * + * @li Re-entrant : no + * @li ISR Callable : yes + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Null parameter passed for callback + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccTargetTimeInterruptEnable(IxTimeSyncAccTargetTimeCallback targetTimeCallback); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccTargetTimeInterruptDisable( + void) + * + * @brief Disables the interrupt for the condition explained in the function + * description of @ref ixTimeSyncAccTargetTimeInterruptEnable. + * + * This API will disable the Target Time interrupt. + * + * NOTE: The client application needs to ensure that the APIs + * @ref ixTimeSyncAccTargetTimeInterruptEnable, @ref ixTimeSyncAccTargetTimeSet and + * @ref ixTimeSyncAccTargetTimeInterruptDisable are accessed in mutual exclusive + * manner with respect to each other. + * + * @li Re-entrant : no + * @li ISR Callable : yes + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccTargetTimeInterruptDisable(void); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccTargetTimePoll( + BOOL *ttmPollFlag, + IxTimeSyncAccTimeValue *targetTime) + * + * @brief Poll to verify the condition where the System Time greater or equal to + * the Target Time in the IEEE 1588 hardware assist block. If the condition is + * true an event flag is set in the hardware. + * + * @param ttmPollFlag [out] - TRUE if the target time reached/hit condition event set + * FALSE if the target time reached/hit condition event is + not set + * @param targetTime [out] - Capture current targetTime into client provided buffer + * + * Poll the target time reached/hit condition status. Return true and the current + * target time value, if the condition is true else return false. + * + * NOTE: The client application will need to clear the event flag that will be set + * as long as the condition that the System Time greater or equal to the Target Time is + * valid, in one of the following ways: + * 1) Invoke the API to change the target time + * 2) Change the system timer value + * + * @li Re-entrant : yes + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Null parameter passed + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + * @li IX_TIMESYNCACC_INTERRUPTMODEINUSE - Interrupt mode in use + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccTargetTimePoll(BOOL *ttmPollFlag, + IxTimeSyncAccTimeValue *targetTime); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccTargetTimeSet( + IxTimeSyncAccTimeValue targetTime) + * + * @brief Sets the Target Time in the IEEE 1588 hardware assist block + * + * @param targetTime [in] - Value to set Target Time + * + * This API will set the Target Time to a given value. + * + * NOTE: The client application needs to ensure that the APIs + * @ref ixTimeSyncAccTargetTimeInterruptEnable, @ref ixTimeSyncAccTargetTimeSet and + * @ref ixTimeSyncAccTargetTimeInterruptDisable are accessed in mutual exclusive + * manner with respect to each other. + * + * @li Reentrant : no + * @li ISR Callable : yes + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccTargetTimeSet(IxTimeSyncAccTimeValue targetTime); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccTargetTimeGet( + IxTimeSyncAccTimeValue *targetTime) + * + * @brief Gets the Target Time in the IEEE 1588 hardware assist block + * + * @param targetTime [out] - Copy current time to client provided buffer + * + * This API will get the Target Time from IEEE 1588 block and return to the + * client application + * + * @li Re-entrant : yes + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Null parameter passed + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccTargetTimeGet(IxTimeSyncAccTimeValue *targetTime); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccAuxTimeInterruptEnable( + IxTimeSyncAccAuxMode auxMode, + IxTimeSyncAccAuxTimeCallback auxTimeCallback) + * + * @brief Enables the interrupt notification for the given mode of Auxiliary Time + * Stamp in the IEEE 1588 hardware assist block + * + * @param auxMode [in] - Auxiliary time stamp register (slave or master) to use + * @param auxTimeCallback [in] - Callback to be invoked when interrupt fires + * + * This API will enable the Auxiliary Master/Slave Time stamp Interrupt. + * + * <pre> + * NOTE: 1) An individual callback is to be registered for each Slave and Master + * Auxiliary Time Stamp registers. Thus to register for both Master and Slave time + * stamp interrupts either the same callback or two separate callbacks the API has + * to be invoked twice. + * 2) On the IXDP465 Development Platform, the Auxiliary Timestamp signal for + * slave mode is tied to GPIO 8 pin. This signal is software routed by default to + * PCI for backwards compatibility with the IXDP425 Development Platform. This + * routing must be disabled for the auxiliary slave time stamp register to work + * properly. The following commands may be used to accomplish this. However, refer + * to the IXDP465 Development Platform Users Guide or the BSP/LSP documentation for + * more specific information. + * + * For Linux (at the Redboot prompt i.e., before loading zImage): + * mfill -b 0x54100000 -1 -l 1 -p 8 + * mfill -b 0x54100001 -1 -l 1 -p 0x7f + * For vxWorks, at the prompt: + * intDisable(25) + * ixdp400FpgaIODetach(8) + * </pre> + * + * @li Re-entrant : no + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Null parameter passed for callback or + invalid auxiliary snapshot mode + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccAuxTimeInterruptEnable(IxTimeSyncAccAuxMode auxMode, + IxTimeSyncAccAuxTimeCallback auxTimeCallback); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccAuxTimeInterruptDisable( + IxTimeSyncAccAuxMode auxMode) + * + * @brief Disables the interrupt for the indicated mode of Auxiliary Time Stamp + * in the IEEE 1588 hardware assist block + * + * @param auxMode [in] - Auxiliary time stamp mode (slave or master) using which + * the interrupt will be disabled. + * + * This API will disable the Auxiliary Time Stamp Interrupt (Master or Slave) + * + * @li Re-entrant : yes + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Invalid parameters passed + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccAuxTimeInterruptDisable(IxTimeSyncAccAuxMode auxMode); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccAuxTimePoll( + IxTimeSyncAccAuxMode auxMode, + BOOL *auxPollFlag, + IxTimeSyncAccTimeValue *auxTime) + * + * @brief Poll for the Auxiliary Time Stamp captured for the mode indicated + * (Master or Slave) + * + * @param auxMode [in] - Auxiliary Snapshot Register (Slave or Master) to be checked + * @param auxPollFlag [out] - TRUE if the time stamp captured in auxiliary + snapshot register + * FALSE if the time stamp not captured in + auxiliary snapshot register + * @param auxTime [out] - Copy the current Auxiliary Snapshot Register value into the + * client provided buffer + * + * Polls for the Time stamp in the appropriate Auxiliary Snapshot Registers based + * on the mode specified. Return true and the contents of the Auxiliary snapshot, + * if it is available else return false. + * + * Please refer to the note #2 of the API @ref ixTimeSyncAccAuxTimeInterruptEnable + * for more information for Auxiliary Slave mode. + * + * @li Re-entrant : yes + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - Null parameter passed for auxPollFlag, + callback or invalid auxiliary snapshot mode + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + * @li IX_TIMESYNCACC_INTERRUPTMODEINUSE - Interrupt mode in use + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccAuxTimePoll(IxTimeSyncAccAuxMode auxMode, + BOOL *auxPollFlag, + IxTimeSyncAccTimeValue *auxTime); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccReset(void) + * + * @brief Resets the IEEE 1588 hardware assist block + * + * Sets the reset bit in the IEEE1588 silicon which fully resets the silicon block + * + * @li Reentrant : yes + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccReset(void); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccStatsGet(IxTimeSyncAccStats + *timeSyncStats) + * + * @brief Returns the IxTimeSyncAcc Statistics in the client supplied buffer + * + * @param timeSyncStats [out] - TimeSync statistics counter values + * + * This API will return the statistics of the received or transmitted messages. + * + * NOTE: 1) These counters are updated only when the client polls for the time + * stamps or interrupt are enabled. This is because the IxTimeSyncAcc module + * does not either transmit or receive messages and does only run the code + * when explicit requests received by client application. + * + * 2) These statistics reflect the number of valid PTP messages exchanged + * in Master and Slave modes but includes all the messages (including valid + * non-PTP messages) while operating in the Any mode. + * + * @li Reentrant : no + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_INVALIDPARAM - NULL parameter passed + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccStatsGet(IxTimeSyncAccStats *timeSyncStats); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn void ixTimeSyncAccStatsReset(void) + * + * @brief Reset Time Sync statistics + * + * This API will reset the statistics counters of the TimeSync access layer. + * + * @li Reentrant : yes + * @li ISR Callable: no + * + * @return @li None + */ +PUBLIC void +ixTimeSyncAccStatsReset(void); + +/** + * @ingroup IxTimeSyncAcc + * + * @fn IxTimeSyncAccStatus ixTimeSyncAccShow(void) + * + * @brief Displays the Time Sync current status + * + * This API will display status on the current configuration of the IEEE + * 1588 hardware assist block, contents of the various time stamp registers, + * outstanding interrupts and/or events. + * + * Note that this is intended for debug only, and in contrast to the other + * functions, it does not clear the any of the status bits associated with + * active timestamps and so is passive in its nature. + * + * @li Reentrant : yes + * @li ISR Callable : no + * + * @return @li IX_TIMESYNCACC_SUCCESS - Operation is successful + * @li IX_TIMESYNCACC_FAILED - Internal error occurred + */ +PUBLIC IxTimeSyncAccStatus +ixTimeSyncAccShow(void); + +#endif /* __ixp46X */ +#endif /* IXTIMESYNCACC_H */ + +/** + * @} defgroup IxTimeSyncAcc + */ + |
