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diff --git a/cpu/ixp/npe/include/IxHssAcc.h b/cpu/ixp/npe/include/IxHssAcc.h new file mode 100644 index 0000000..07bb119 --- /dev/null +++ b/cpu/ixp/npe/include/IxHssAcc.h @@ -0,0 +1,1316 @@ +/** + * @file IxHssAcc.h + * + * @date 07-DEC-2001 + * + * @brief This file contains the public API of the IXP400 HSS Access + * component + * + * + * @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 -- +*/ + +/* ------------------------------------------------------ + Doxygen group definitions + ------------------------------------------------------ */ +/** + * @defgroup IxHssAccAPI IXP400 HSS Access (IxHssAcc) API + * + * @brief The public API for the IXP400 HssAccess component + * + * IxHssAcc is the access layer to the HSS packetised and channelised + * services + * + * <b> Design Notes </b><br> + * <UL> + * <LI>When a packet-pipe is configured for 56Kbps RAW mode, byte alignment of + * the transmitted data is not preserved. All raw data that is transmitted + * will be received in proper order by the receiver, but the first bit of + * the packet may be seen at any offset within a byte; all subsequent bytes + * will have the same offset for the duration of the packet. The same offset + * also applies to all subsequent packets received on the packet-pipe too. + * (Similar results will occur for data received from remote end.) While + * this behavior will also occur for 56Kbps HDLC mode, the HDLC + * encoding/decoding will preserve the original byte alignment at the + * receiver end. + * </UL> + * + * <b> 56Kbps Packetised Service Bandwidth Limitation </b><br> + * <UL> + * <LI>IxHssAcc supports 56Kbps packetised service at a maximum aggregate rate + * for all HSS ports/HDLC channels of 12.288Mbps[1] in each direction, i.e. + * it supports 56Kbps packetised service on up to 8 T1 trunks. It does + * not support 56Kbps packetised service on 8 E1 trunks (i.e. 4 trunks per + * HSS port) unless those trunks are running 'fractional E1' with maximum + * aggregate rate of 12.288 Mbps in each direction.<br> + * [1] 12.288Mbps = 1.536Mbp * 8 T1 + * </UL> + * @{ */ + +#ifndef IXHSSACC_H +#define IXHSSACC_H + +#include "IxOsal.h" + +/* + * #defines for function return types, etc. + */ + +/** + * @def IX_HSSACC_TSLOTS_PER_HSS_PORT + * + * @brief The max number of TDM timeslots supported per HSS port - 4E1's = + * 32x4 = 128 + */ +#define IX_HSSACC_TSLOTS_PER_HSS_PORT 128 + +/* ----------------------------------------------------------- + The following are HssAccess return values returned through + service interfaces. The globally defined IX_SUCCESS (0) and + IX_FAIL (1) in IxOsalTypes.h are also used. + ----------------------------------------------------------- */ +/** + * @def IX_HSSACC_PARAM_ERR + * + * @brief HssAccess function return value for a parameter error + */ +#define IX_HSSACC_PARAM_ERR 2 + +/** + * @def IX_HSSACC_RESOURCE_ERR + * + * @brief HssAccess function return value for a resource error + */ +#define IX_HSSACC_RESOURCE_ERR 3 + +/** + * @def IX_HSSACC_PKT_DISCONNECTING + * + * @brief Indicates that a disconnect call is progressing and will + * disconnect soon + */ +#define IX_HSSACC_PKT_DISCONNECTING 4 + +/** + * @def IX_HSSACC_Q_WRITE_OVERFLOW + * + * @brief Indicates that an attempt to Tx or to replenish an + * RxFree Q failed due to Q overflow. + */ +#define IX_HSSACC_Q_WRITE_OVERFLOW 5 + +/* ------------------------------------------------------------------- + The following errors are HSS/NPE errors returned on error retrieval + ------------------------------------------------------------------- */ +/** + * @def IX_HSSACC_NO_ERROR + * + * @brief HSS port no error present + */ +#define IX_HSSACC_NO_ERROR 0 + +/** + * @def IX_HSSACC_TX_FRM_SYNC_ERR + * + * @brief HSS port TX Frame Sync error + */ +#define IX_HSSACC_TX_FRM_SYNC_ERR 1 + +/** + * @def IX_HSSACC_TX_OVER_RUN_ERR + * + * @brief HSS port TX over-run error + */ +#define IX_HSSACC_TX_OVER_RUN_ERR 2 + +/** + * @def IX_HSSACC_CHANNELISED_SW_TX_ERR + * + * @brief NPE software error in channelised TX + */ +#define IX_HSSACC_CHANNELISED_SW_TX_ERR 3 + +/** + * @def IX_HSSACC_PACKETISED_SW_TX_ERR + * + * @brief NPE software error in packetised TX + */ +#define IX_HSSACC_PACKETISED_SW_TX_ERR 4 + +/** + * @def IX_HSSACC_RX_FRM_SYNC_ERR + * + * @brief HSS port RX Frame Sync error + */ +#define IX_HSSACC_RX_FRM_SYNC_ERR 5 + +/** + * @def IX_HSSACC_RX_OVER_RUN_ERR + * + * @brief HSS port RX over-run error + */ +#define IX_HSSACC_RX_OVER_RUN_ERR 6 + +/** + * @def IX_HSSACC_CHANNELISED_SW_RX_ERR + * + * @brief NPE software error in channelised RX + */ +#define IX_HSSACC_CHANNELISED_SW_RX_ERR 7 + +/** + * @def IX_HSSACC_PACKETISED_SW_RX_ERR + * + * @brief NPE software error in packetised TX + */ +#define IX_HSSACC_PACKETISED_SW_RX_ERR 8 + +/* ----------------------------------- + Packetised service specific defines + ----------------------------------- */ + +/** + * @def IX_HSSACC_PKT_MIN_RX_MBUF_SIZE + * + * @brief Minimum size of the Rx mbuf in bytes which the client must supply + * to the component. + */ +#define IX_HSSACC_PKT_MIN_RX_MBUF_SIZE 64 + +/* -------------------------------------------------------------------- + Enumerated Types - these enumerated values may be used in setting up + the contents of hardware registers + -------------------------------------------------------------------- */ +/** + * @enum IxHssAccHssPort + * @brief The HSS port ID - There are two identical ports (0-1). + * + */ +typedef enum +{ + IX_HSSACC_HSS_PORT_0, /**< HSS Port 0 */ + IX_HSSACC_HSS_PORT_1, /**< HSS Port 1 */ + IX_HSSACC_HSS_PORT_MAX /**< Delimiter for error checks */ +} IxHssAccHssPort; + +/** + * @enum IxHssAccHdlcPort + * @brief The HDLC port ID - There are four identical HDLC ports (0-3) per + * HSS port and they correspond to the 4 E1/T1 trunks. + * + */ +typedef enum +{ + IX_HSSACC_HDLC_PORT_0, /**< HDLC Port 0 */ + IX_HSSACC_HDLC_PORT_1, /**< HDLC Port 1 */ + IX_HSSACC_HDLC_PORT_2, /**< HDLC Port 2 */ + IX_HSSACC_HDLC_PORT_3, /**< HDLC Port 3 */ + IX_HSSACC_HDLC_PORT_MAX /**< Delimiter for error checks */ +} IxHssAccHdlcPort; + +/** + * @enum IxHssAccTdmSlotUsage + * @brief The HSS TDM stream timeslot assignment types + * + */ +typedef enum +{ + IX_HSSACC_TDMMAP_UNASSIGNED, /**< Unassigned */ + IX_HSSACC_TDMMAP_HDLC, /**< HDLC - packetised */ + IX_HSSACC_TDMMAP_VOICE56K, /**< Voice56K - channelised */ + IX_HSSACC_TDMMAP_VOICE64K, /**< Voice64K - channelised */ + IX_HSSACC_TDMMAP_MAX /**< Delimiter for error checks */ +} IxHssAccTdmSlotUsage; + +/** + * @enum IxHssAccFrmSyncType + * @brief The HSS frame sync pulse type + * + */ +typedef enum +{ + IX_HSSACC_FRM_SYNC_ACTIVE_LOW, /**< Frame sync is sampled low */ + IX_HSSACC_FRM_SYNC_ACTIVE_HIGH, /**< sampled high */ + IX_HSSACC_FRM_SYNC_FALLINGEDGE, /**< sampled on a falling edge */ + IX_HSSACC_FRM_SYNC_RISINGEDGE, /**< sampled on a rising edge */ + IX_HSSACC_FRM_SYNC_TYPE_MAX /**< Delimiter for error checks */ +} IxHssAccFrmSyncType; + +/** + * @enum IxHssAccFrmSyncEnable + * @brief The IxHssAccFrmSyncEnable determines how the frame sync pulse is + * used + * */ +typedef enum +{ + IX_HSSACC_FRM_SYNC_INPUT, /**< Frame sync is sampled as an input */ + IX_HSSACC_FRM_SYNC_INVALID_VALUE, /**< 1 is not used */ + IX_HSSACC_FRM_SYNC_OUTPUT_FALLING, /**< Frame sync is an output generated + off a falling clock edge */ + IX_HSSACC_FRM_SYNC_OUTPUT_RISING, /**< Frame sync is an output generated + off a rising clock edge */ + IX_HSSACC_FRM_SYNC_ENABLE_MAX /**< Delimiter for error checks */ +} IxHssAccFrmSyncEnable; + +/** + * @enum IxHssAccClkEdge + * @brief IxHssAccClkEdge is used to determine the clk edge to use for + * framing and data + * + */ +typedef enum +{ + IX_HSSACC_CLK_EDGE_FALLING, /**< Clock sampled off a falling edge */ + IX_HSSACC_CLK_EDGE_RISING, /**< Clock sampled off a rising edge */ + IX_HSSACC_CLK_EDGE_MAX /**< Delimiter for error checks */ +} IxHssAccClkEdge; + +/** + * @enum IxHssAccClkDir + * @brief The HSS clock direction + * + */ +typedef enum +{ + IX_HSSACC_SYNC_CLK_DIR_INPUT, /**< Clock is an input */ + IX_HSSACC_SYNC_CLK_DIR_OUTPUT, /**< Clock is an output */ + IX_HSSACC_SYNC_CLK_DIR_MAX /**< Delimiter for error checks */ +} IxHssAccClkDir; + +/** + * @enum IxHssAccFrmPulseUsage + * @brief The HSS frame pulse usage + * + */ +typedef enum +{ + IX_HSSACC_FRM_PULSE_ENABLED, /**< Generate/Receive frame pulses */ + IX_HSSACC_FRM_PULSE_DISABLED, /**< Disregard frame pulses */ + IX_HSSACC_FRM_PULSE_MAX /**< Delimiter for error checks */ +} IxHssAccFrmPulseUsage; + +/** + * @enum IxHssAccDataRate + * @brief The HSS Data rate in relation to the clock + * + */ +typedef enum +{ + IX_HSSACC_CLK_RATE, /**< Data rate is at the configured clk speed */ + IX_HSSACC_HALF_CLK_RATE, /**< Data rate is half the configured clk speed */ + IX_HSSACC_DATA_RATE_MAX /**< Delimiter for error checks */ +} IxHssAccDataRate; + +/** + * @enum IxHssAccDataPolarity + * @brief The HSS data polarity type + * + */ +typedef enum +{ + IX_HSSACC_DATA_POLARITY_SAME, /**< Don't invert data between NPE and + HSS FIFOs */ + IX_HSSACC_DATA_POLARITY_INVERT, /**< Invert data between NPE and HSS + FIFOs */ + IX_HSSACC_DATA_POLARITY_MAX /**< Delimiter for error checks */ +} IxHssAccDataPolarity; + +/** + * @enum IxHssAccBitEndian + * @brief HSS Data endianness + * + */ +typedef enum +{ + IX_HSSACC_LSB_ENDIAN, /**< TX/RX Least Significant Bit first */ + IX_HSSACC_MSB_ENDIAN, /**< TX/RX Most Significant Bit first */ + IX_HSSACC_ENDIAN_MAX /**< Delimiter for the purposes of error checks */ +} IxHssAccBitEndian; + + +/** + * @enum IxHssAccDrainMode + * @brief Tx pin open drain mode + * + */ +typedef enum +{ + IX_HSSACC_TX_PINS_NORMAL, /**< Normal mode */ + IX_HSSACC_TX_PINS_OPEN_DRAIN, /**< Open Drain mode */ + IX_HSSACC_TX_PINS_MAX /**< Delimiter for error checks */ +} IxHssAccDrainMode; + +/** + * @enum IxHssAccSOFType + * @brief HSS start of frame types + * + */ +typedef enum +{ + IX_HSSACC_SOF_FBIT, /**< Framing bit transmitted and expected on rx */ + IX_HSSACC_SOF_DATA, /**< Framing bit not transmitted nor expected on rx */ + IX_HSSACC_SOF_MAX /**< Delimiter for error checks */ +} IxHssAccSOFType; + +/** + * @enum IxHssAccDataEnable + * @brief IxHssAccDataEnable is used to determine whether or not to drive + * the data pins + * + */ +typedef enum +{ + IX_HSSACC_DE_TRI_STATE, /**< TRI-State the data pins */ + IX_HSSACC_DE_DATA, /**< Push data out the data pins */ + IX_HSSACC_DE_MAX /**< Delimiter for error checks */ +} IxHssAccDataEnable; + +/** + * @enum IxHssAccTxSigType + * @brief IxHssAccTxSigType is used to determine how to drive the data pins + * + */ +typedef enum +{ + IX_HSSACC_TXSIG_LOW, /**< Drive the data pins low */ + IX_HSSACC_TXSIG_HIGH, /**< Drive the data pins high */ + IX_HSSACC_TXSIG_HIGH_IMP, /**< Drive the data pins with high impedance */ + IX_HSSACC_TXSIG_MAX /**< Delimiter for error checks */ +} IxHssAccTxSigType; + +/** + * @enum IxHssAccFbType + * @brief IxHssAccFbType determines how to drive the Fbit + * + * @warning This will only be used for T1 @ 1.544MHz + * + */ +typedef enum +{ + IX_HSSACC_FB_FIFO, /**< Fbit is dictated in FIFO */ + IX_HSSACC_FB_HIGH_IMP, /**< Fbit is high impedance */ + IX_HSSACC_FB_MAX /**< Delimiter for error checks */ +} IxHssAccFbType; + +/** + * @enum IxHssAcc56kEndianness + * @brief 56k data endianness when using the 56k type + * + */ +typedef enum +{ + IX_HSSACC_56KE_BIT_7_UNUSED, /**< High bit is unused */ + IX_HSSACC_56KE_BIT_0_UNUSED, /**< Low bit is unused */ + IX_HSSACC_56KE_MAX /**< Delimiter for error checks */ +} IxHssAcc56kEndianness; + +/** + * @enum IxHssAcc56kSel + * @brief 56k data transmission type when using the 56k type + * + */ +typedef enum +{ + IX_HSSACC_56KS_32_8_DATA, /**< 32/8 bit data */ + IX_HSSACC_56KS_56K_DATA, /**< 56K data */ + IX_HSSACC_56KS_MAX /**< Delimiter for error checks */ +} IxHssAcc56kSel; + + +/** + * @enum IxHssAccClkSpeed + * @brief IxHssAccClkSpeed represents the HSS clock speeds available + * + */ +typedef enum +{ + IX_HSSACC_CLK_SPEED_512KHZ, /**< 512KHz */ + IX_HSSACC_CLK_SPEED_1536KHZ, /**< 1.536MHz */ + IX_HSSACC_CLK_SPEED_1544KHZ, /**< 1.544MHz */ + IX_HSSACC_CLK_SPEED_2048KHZ, /**< 2.048MHz */ + IX_HSSACC_CLK_SPEED_4096KHZ, /**< 4.096MHz */ + IX_HSSACC_CLK_SPEED_8192KHZ, /**< 8.192MHz */ + IX_HSSACC_CLK_SPEED_MAX /**< Delimiter for error checking */ +} IxHssAccClkSpeed; + +/** + * @enum IxHssAccPktStatus + * @brief Indicates the status of packets passed to the client + * + */ +typedef enum +{ + IX_HSSACC_PKT_OK, /**< Error free.*/ + IX_HSSACC_STOP_SHUTDOWN_ERROR, /**< Errored due to stop or shutdown + occurrance.*/ + IX_HSSACC_HDLC_ALN_ERROR, /**< HDLC alignment error */ + IX_HSSACC_HDLC_FCS_ERROR, /**< HDLC Frame Check Sum error.*/ + IX_HSSACC_RXFREE_Q_EMPTY_ERROR, /**< RxFree Q became empty + while receiving this packet.*/ + IX_HSSACC_HDLC_MAX_FRAME_SIZE_EXCEEDED, /**< HDLC frame size + received is greater than + max specified at connect.*/ + IX_HSSACC_HDLC_ABORT_ERROR, /**< HDLC frame received is invalid due to an + abort sequence received.*/ + IX_HSSACC_DISCONNECT_IN_PROGRESS /**< Packet returned + because a disconnect is in progress */ +} IxHssAccPktStatus; + + +/** + * @enum IxHssAccPktCrcType + * @brief HDLC CRC type + * + */ +typedef enum +{ + IX_HSSACC_PKT_16_BIT_CRC = 16, /**< 16 bit CRC is being used */ + IX_HSSACC_PKT_32_BIT_CRC = 32 /**< 32 bit CRC is being used */ +} IxHssAccPktCrcType; + +/** + * @enum IxHssAccPktHdlcIdleType + * @brief HDLC idle transmission type + * + */ +typedef enum +{ + IX_HSSACC_HDLC_IDLE_ONES, /**< idle tx/rx will be a succession of ones */ + IX_HSSACC_HDLC_IDLE_FLAGS /**< idle tx/rx will be repeated flags */ +} IxHssAccPktHdlcIdleType; + +/** + * @brief Structure containing HSS port configuration parameters + * + * Note: All of these are used for TX. Only some are specific to RX. + * + */ +typedef struct +{ + IxHssAccFrmSyncType frmSyncType; /**< frame sync pulse type (tx/rx) */ + IxHssAccFrmSyncEnable frmSyncIO; /**< how the frame sync pulse is + used (tx/rx) */ + IxHssAccClkEdge frmSyncClkEdge; /**< frame sync clock edge type + (tx/rx) */ + IxHssAccClkEdge dataClkEdge; /**< data clock edge type (tx/rx) */ + IxHssAccClkDir clkDirection; /**< clock direction (tx/rx) */ + IxHssAccFrmPulseUsage frmPulseUsage; /**< whether to use the frame sync + pulse or not (tx/rx) */ + IxHssAccDataRate dataRate; /**< data rate in relation to the + clock (tx/rx) */ + IxHssAccDataPolarity dataPolarity; /**< data polarity type (tx/rx) */ + IxHssAccBitEndian dataEndianness; /**< data endianness (tx/rx) */ + IxHssAccDrainMode drainMode; /**< tx pin open drain mode (tx) */ + IxHssAccSOFType fBitUsage; /**< start of frame types (tx/rx) */ + IxHssAccDataEnable dataEnable; /**< whether or not to drive the data + pins (tx) */ + IxHssAccTxSigType voice56kType; /**< how to drive the data pins for + voice56k type (tx) */ + IxHssAccTxSigType unassignedType; /**< how to drive the data pins for + unassigned type (tx) */ + IxHssAccFbType fBitType; /**< how to drive the Fbit (tx) */ + IxHssAcc56kEndianness voice56kEndian;/**< 56k data endianness when using + the 56k type (tx) */ + IxHssAcc56kSel voice56kSel; /**< 56k data transmission type when + using the 56k type (tx) */ + unsigned frmOffset; /**< frame pulse offset in bits wrt + the first timeslot (0-1023) (tx/rx) */ + unsigned maxFrmSize; /**< frame size in bits (1-1024) + (tx/rx) */ +} IxHssAccPortConfig; + +/** + * @brief Structure containing HSS configuration parameters + * + */ +typedef struct +{ + IxHssAccPortConfig txPortConfig; /**< HSS tx port configuration */ + IxHssAccPortConfig rxPortConfig; /**< HSS rx port configuration */ + unsigned numChannelised; /**< The number of channelised + timeslots (0-32) */ + unsigned hssPktChannelCount; /**< The number of packetised + clients (0 - 4) */ + UINT8 channelisedIdlePattern; /**< The byte to be transmitted on + channelised service when there + is no client data to tx */ + BOOL loopback; /**< The HSS loopback state */ + unsigned packetizedIdlePattern; /**< The data to be transmitted on + packetised service when there is + no client data to tx */ + IxHssAccClkSpeed clkSpeed; /**< The HSS clock speed */ +} IxHssAccConfigParams; + +/** + * @brief This structure contains 56Kbps, HDLC-mode configuration parameters + * + */ +typedef struct +{ + BOOL hdlc56kMode; /**< 56kbps(TRUE)/64kbps(FALSE) HDLC */ + IxHssAcc56kEndianness hdlc56kEndian; /**< 56kbps data endianness + - ignored if hdlc56kMode is FALSE*/ + BOOL hdlc56kUnusedBitPolarity0; /**< The polarity '0'(TRUE)/'1'(FALSE) of the unused + bit while in 56kbps mode + - ignored if hdlc56kMode is FALSE*/ +} IxHssAccHdlcMode; + +/** + * @brief This structure contains information required by the NPE to + * configure the HDLC co-processor + * + */ +typedef struct +{ + IxHssAccPktHdlcIdleType hdlcIdleType; /**< What to transmit when a HDLC port is idle */ + IxHssAccBitEndian dataEndian; /**< The HDLC data endianness */ + IxHssAccPktCrcType crcType; /**< The CRC type to be used for this HDLC port */ +} IxHssAccPktHdlcFraming; + +/** + * @typedef UINT32 IxHssAccPktUserId + * + * @brief The client supplied value which will be supplied as a parameter + * with a given callback. + * + * This value will be passed into the ixHssAccPktPortConnect function once each + * with given callbacks. This value will then be passed back to the client + * as one of the parameters to each of these callbacks, + * when these callbacks are called. + */ +typedef UINT32 IxHssAccPktUserId; + + +/** + * @typedef IxHssAccLastErrorCallback + * @brief Prototype of the clients function to accept notification of the + * last error + * + * This function is registered through the config. The client will initiate + * the last error retrieval. The HssAccess component will send a message to + * the NPE through the NPE Message Handler. When a response to the read is + * received, the NPE Message Handler will callback the HssAccess component + * which will execute this function in the same IxNpeMh context. The client + * will be passed the last error and the related service port (packetised + * 0-3, channelised 0) + * + * @param lastHssError unsigned [in] - The last Hss error registered that + * has been registered. + * @param servicePort unsigned [in] - This is the service port number. + * (packetised 0-3, channelised 0) + * + * @return void + */ +typedef void (*IxHssAccLastErrorCallback) (unsigned lastHssError, + unsigned servicePort); + +/** + * @typedef IxHssAccPktRxCallback + * @brief Prototype of the clients function to accept notification of + * packetised rx + * + * This function is registered through the ixHssAccPktPortConnect. hssPktAcc will pass + * received data in the form of mbufs to the client. The mbuf passed back + * to the client could contain a chain of buffers, depending on the packet + * size received. + * + * @param *buffer @ref IX_OSAL_MBUF [in] - This is the mbuf which contains the + * payload received. + * @param numHssErrs unsigned [in] - This is the number of hssErrors + * the Npe has received + * @param pktStatus @ref IxHssAccPktStatus [in] - This is the status of the + * mbuf that has been received. + * @param rxUserId @ref IxHssAccPktUserId [in] - This is the client supplied value + * passed in at ixHssAccPktPortConnect time which is now returned to the client. + * + * @return void + */ +typedef void (*IxHssAccPktRxCallback) (IX_OSAL_MBUF *buffer, + unsigned numHssErrs, + IxHssAccPktStatus pktStatus, + IxHssAccPktUserId rxUserId); + +/** + * @typedef IxHssAccPktRxFreeLowCallback + * @brief Prototype of the clients function to accept notification of + * requirement of more Rx Free buffers + * + * The client can choose to register a callback of this type when + * calling a connecting. This function is registered through the ixHssAccPktPortConnect. + * If defined, the access layer will provide the trigger for + * this callback. The callback will be responsible for supplying mbufs to + * the access layer for use on the receive path from the HSS using + * ixHssPktAccFreeBufReplenish. + * + * @return void + */ +typedef void (*IxHssAccPktRxFreeLowCallback) (IxHssAccPktUserId rxFreeLowUserId); + +/** + * @typedef IxHssAccPktTxDoneCallback + * @brief Prototype of the clients function to accept notification of + * completion with Tx buffers + * + * This function is registered through the ixHssAccPktPortConnect. It enables + * the hssPktAcc to pass buffers back to the client + * when transmission is complete. + * + * @param *buffer @ref IX_OSAL_MBUF [in] - This is the mbuf which contained + * the payload that was for Tx. + * @param numHssErrs unsigned [in] - This is the number of hssErrors + * the Npe has received + * @param pktStatus @ref IxHssAccPktStatus [in] - This is the status of the + * mbuf that has been transmitted. + * @param txDoneUserId @ref IxHssAccPktUserId [in] - This is the client supplied value + * passed in at ixHssAccPktPortConnect time which is now returned to the client. + * + * @return void + */ +typedef void (*IxHssAccPktTxDoneCallback) (IX_OSAL_MBUF *buffer, + unsigned numHssErrs, + IxHssAccPktStatus pktStatus, + IxHssAccPktUserId txDoneUserId); + +/** + * @typedef IxHssAccChanRxCallback + * @brief Prototype of the clients function to accept notification of + * channelised rx + * + * This callback, if defined by the client in the connect, will get called + * in the context of an IRQ. The IRQ will be triggered when the hssSyncQMQ + * is not empty. The queued entry will be dequeued and this function will + * be executed. + * + * @param hssPortId @ref IxHssAccHssPort - The HSS port Id. There are two + * identical ports (0-1). + * @param txOffset unsigned [in] - an offset indicating from where within + * the txPtrList the NPE is currently transmitting from. + * @param rxOffset unsigned [in] - an offset indicating where within the + * receive buffers the NPE has just written the received data to. + * @param numHssErrs unsigned [in] - This is the number of hssErrors + * the Npe has received + * + * @return void + */ +typedef void (*IxHssAccChanRxCallback) (IxHssAccHssPort hssPortId, + unsigned rxOffset, + unsigned txOffset, + unsigned numHssErrs); + +/* + * Prototypes for interface functions. + */ + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccPortInit (IxHssAccHssPort hssPortId, + IxHssAccConfigParams *configParams, + IxHssAccTdmSlotUsage *tdmMap, + IxHssAccLastErrorCallback lastHssErrorCallback) + * + * @brief Initialise a HSS port. No channelised or packetised connections + * should exist in the HssAccess layer while this interface is being called. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * @param *configParams @ref IxHssAccConfigParams [in] - A pointer to the HSS + * configuration structure + * @param *tdmMap @ref IxHssAccTdmSlotUsage [in] - A pointer to an array of size + * IX_HSSACC_TSLOTS_PER_HSS_PORT, defining the slot usage over the HSS port + * @param lastHssErrorCallback @ref IxHssAccLastErrorCallback [in] - Client + * callback to report last error + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + */ +PUBLIC IX_STATUS +ixHssAccPortInit (IxHssAccHssPort hssPortId, + IxHssAccConfigParams *configParams, + IxHssAccTdmSlotUsage *tdmMap, + IxHssAccLastErrorCallback lastHssErrorCallback); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccLastErrorRetrievalInitiate ( + IxHssAccHssPort hssPortId) + * + * @brief Initiate the retrieval of the last HSS error. The HSS port + * should be configured before attempting to call this interface. + * + * @param hssPortId @ref IxHssAccHssPort [in] - the HSS port ID + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + */ +PUBLIC IX_STATUS +ixHssAccLastErrorRetrievalInitiate (IxHssAccHssPort hssPortId); + + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccInit () + * + * @brief This function is responsible for initialising resources for use + * by the packetised and channelised clients. It should be called after + * HSS NPE image has been downloaded into NPE-A and before any other + * HssAccess interface is called. + * No other HssAccPacketised interface should be called while this interface + * is being processed. + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_RESOURCE_ERR The function did not execute successfully due + * to a resource error + */ +PUBLIC IX_STATUS +ixHssAccInit (void); + + +/** + * + * @ingroup IxHssAccAPI + * + * @fn ixHssAccPktPortConnect (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId, + BOOL hdlcFraming, + IxHssAccHdlcMode hdlcMode, + BOOL hdlcBitInvert, + unsigned blockSizeInWords, + UINT32 rawIdleBlockPattern, + IxHssAccPktHdlcFraming hdlcTxFraming, + IxHssAccPktHdlcFraming hdlcRxFraming, + unsigned frmFlagStart, + IxHssAccPktRxCallback rxCallback, + IxHssAccPktUserId rxUserId, + IxHssAccPktRxFreeLowCallback rxFreeLowCallback, + IxHssAccPktUserId rxFreeLowUserId, + IxHssAccPktTxDoneCallback txDoneCallback, + IxHssAccPktUserId txDoneUserId) + * + * @brief This function is responsible for connecting a client to one of + * the 4 available HDLC ports. The HSS port should be configured before + * attempting a connect. No other HssAccPacketised interface should be + * called while this connect is being processed. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * @param hdlcPortId @ref IxHssAccHdlcPort [in] - This is the number of the HDLC port and + * it corresponds to the physical E1/T1 trunk i.e. 0, 1, 2, 3 + * @param hdlcFraming BOOL [in] - This value determines whether the service + * will use HDLC data or the debug, raw data type i.e. no HDLC processing + * @param hdlcMode @ref IxHssAccHdlcMode [in] - This structure contains 56Kbps, HDLC-mode + * configuration parameters + * @param hdlcBitInvert BOOL [in] - This value determines whether bit inversion + * will occur between HDLC and HSS co-processors i.e. post-HDLC processing for + * transmit and pre-HDLC processing for receive, for the specified HDLC Termination + * Point + * @param blockSizeInWords unsigned [in] - The max tx/rx block size + * @param rawIdleBlockPattern UINT32 [in] - Tx idle pattern in raw mode + * @param hdlcTxFraming @ref IxHssAccPktHdlcFraming [in] - This structure contains + * the following information required by the NPE to configure the HDLC + * co-processor for TX + * @param hdlcRxFraming @ref IxHssAccPktHdlcFraming [in] - This structure contains + * the following information required by the NPE to configure the HDLC + * co-processor for RX + * @param frmFlagStart unsigned - Number of flags to precede to + * transmitted flags (0-2). + * @param rxCallback @ref IxHssAccPktRxCallback [in] - Pointer to + * the clients packet receive function. + * @param rxUserId @ref IxHssAccPktUserId [in] - The client supplied rx value + * to be passed back as an argument to the supplied rxCallback + * @param rxFreeLowCallback @ref IxHssAccPktRxFreeLowCallback [in] - Pointer to + * the clients Rx free buffer request function. If NULL, assume client will + * trigger independently. + * @param rxFreeLowUserId @ref IxHssAccPktUserId [in] - The client supplied RxFreeLow value + * to be passed back as an argument to the supplied rxFreeLowCallback + * @param txDoneCallback @ref IxHssAccPktTxDoneCallback [in] - Pointer to the + * clients Tx done callback function + * @param txDoneUserId @ref IxHssAccPktUserId [in] - The client supplied txDone value + * to be passed back as an argument to the supplied txDoneCallback + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + * - IX_HSSACC_RESOURCE_ERR The function did not execute successfully due + * to a resource error + */ +PUBLIC IX_STATUS +ixHssAccPktPortConnect (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId, + BOOL hdlcFraming, + IxHssAccHdlcMode hdlcMode, + BOOL hdlcBitInvert, + unsigned blockSizeInWords, + UINT32 rawIdleBlockPattern, + IxHssAccPktHdlcFraming hdlcTxFraming, + IxHssAccPktHdlcFraming hdlcRxFraming, + unsigned frmFlagStart, + IxHssAccPktRxCallback rxCallback, + IxHssAccPktUserId rxUserId, + IxHssAccPktRxFreeLowCallback rxFreeLowCallback, + IxHssAccPktUserId rxFreeLowUserId, + IxHssAccPktTxDoneCallback txDoneCallback, + IxHssAccPktUserId txDoneUserId); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccPktPortEnable (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId) + * + * @brief This function is responsible for enabling a packetised service + * for the specified HSS/HDLC port combination. It enables the RX flow. The + * client must have already connected to a packetised service and is responsible + * for ensuring an adequate amount of RX mbufs have been supplied to the access + * component before enabling the packetised service. This function must be called + * on a given port before any call to ixHssAccPktPortTx on the same port. + * No other HssAccPacketised interface should be called while this interface is + * being processed. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * @param hdlcPortId @ref IxHssAccHdlcPort [in] - The port id (0,1,2,3) to enable the service + * on. + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + */ +PUBLIC IX_STATUS +ixHssAccPktPortEnable (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId); + +/** + * @fn IX_STATUS ixHssAccPktPortDisable (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId) + * + * @brief This function is responsible for disabling a packetised service + * for the specified HSS/HDLC port combination. It disables the RX flow. + * The client must have already connected to and enabled a packetised service + * for the specified HDLC port. This disable interface can be called before a + * disconnect, but is not required to. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * @param hdlcPortId @ref IxHssAccHdlcPort [in] - The port id (0,1,2,3) to disable + * the service on. + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + */ +PUBLIC IX_STATUS +ixHssAccPktPortDisable (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccPktPortDisconnect (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId) + * + * @brief This function is responsible for disconnecting a client from one + * of the 4 available HDLC ports. It is not required that the Rx Flow + * has been disabled before calling this function. If the RX Flow has not been + * disabled, the disconnect will disable it before proceeding with the + * disconnect. No other HssAccPacketised + * interface should be called while this interface is being processed. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * @param hdlcPortId @ref IxHssAccHdlcPort [in] - This is the number of the HDLC port + * to disconnect and it corresponds to the physical E1/T1 trunk i.e. 0, 1, 2, 3 + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PKT_DISCONNECTING The function has initiated the disconnecting + * procedure but it has not completed yet. + */ +PUBLIC IX_STATUS +ixHssAccPktPortDisconnect (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn BOOL ixHssAccPktPortIsDisconnectComplete (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId) + * + * @brief This function is called to check if a given HSS/HDLC port + * combination is in a connected state or not. This function may be called + * at any time to determine a ports state. No other HssAccPacketised + * interface should be called while this interface is being processed. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * @param hdlcPortId @ref IxHssAccHdlcPort [in] - This is the number of the HDLC port + * to disconnect and it corresponds to the physical E1/T1 trunk i.e. 0, 1, 2, 3 + * + * @return + * - TRUE The state of this HSS/HDLC port combination is disconnected, + * so if a disconnect was called, it is now completed. + * - FALSE The state of this HSS/HDLC port combination is connected, + * so if a disconnect was called, it is not yet completed. + */ +PUBLIC BOOL +ixHssAccPktPortIsDisconnectComplete (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId); + + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccPktPortRxFreeReplenish (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId, + IX_OSAL_MBUF *buffer) + * + * @brief Function which the client calls at regular intervals to provide + * mbufs to the access component for RX. A connection should exist for + * the specified hssPortId/hdlcPortId combination before attempting to call this + * interface. Also, the connection should not be in a disconnecting state. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * @param hdlcPortId @ref IxHssAccHdlcPort [in] - This is the number of the HDLC port + * and it corresponds to the physical E1/T1 trunk i.e. 0, 1, 2, 3 + * @param *buffer @ref IX_OSAL_MBUF [in] - A pointer to a free mbuf to filled with payload. + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + * - IX_HSSACC_RESOURCE_ERR The function did not execute successfully due + * to a resource error + * - IX_HSSACC_Q_WRITE_OVERFLOW The function did not succeed due to a Q + * overflow + */ +PUBLIC IX_STATUS +ixHssAccPktPortRxFreeReplenish (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId, + IX_OSAL_MBUF *buffer); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccPktPortTx (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId, + IX_OSAL_MBUF *buffer) + * + * @brief Function which the client calls when it wants to transmit + * packetised data. An enabled connection should exist on the specified + * hssPortId/hdlcPortId combination before attempting to call this interface. + * No other HssAccPacketised + * interface should be called while this interface is being processed. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * @param hdlcPortId @ref IxHssAccHdlcPort [in] - This is the number of the HDLC port + * and it corresponds to the physical E1/T1 trunk i.e. 0, 1, 2, 3 + * @param *buffer @ref IX_OSAL_MBUF [in] - A pointer to a chain of mbufs which the + * client has filled with the payload + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + * - IX_HSSACC_RESOURCE_ERR The function did not execute successfully due + * to a resource error. See note. + * - IX_HSSACC_Q_WRITE_OVERFLOW The function did not succeed due to a Q + * overflow + * + * @note IX_HSSACC_RESOURCE_ERR is returned when a free descriptor cannot be + * obtained to send the chain of mbufs to the NPE. This is a normal scenario. + * HssAcc has a pool of descriptors and this error means that they are currently + * all in use. + * The recommended approach to this is to retry until a descriptor becomes free + * and the packet is successfully transmitted. + * Alternatively, the user could wait until the next IxHssAccPktTxDoneCallback + * callback is triggered, and then retry, as it is this event that causes a + * transmit descriptor to be freed. + */ +PUBLIC IX_STATUS +ixHssAccPktPortTx (IxHssAccHssPort hssPortId, + IxHssAccHdlcPort hdlcPortId, + IX_OSAL_MBUF *buffer); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccChanConnect (IxHssAccHssPort hssPortId, + unsigned bytesPerTSTrigger, + UINT8 *rxCircular, + unsigned numRxBytesPerTS, + UINT32 *txPtrList, + unsigned numTxPtrLists, + unsigned numTxBytesPerBlk, + IxHssAccChanRxCallback rxCallback) + * + * @brief This function allows the client to connect to the Tx/Rx NPE + * Channelised Service. There can only be one client per HSS port. The + * client is responsible for ensuring that the HSS port is configured + * appropriately before its connect request. No other HssAccChannelised + * interface should be called while this interface is being processed. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * @param bytesPerTSTrigger unsigned [in] - The NPE will trigger the access + * component after bytesPerTSTrigger have been received for all trunk + * timeslots. This figure is a multiple of 8 e.g. 8 for 1ms trigger, 16 for + * 2ms trigger. + * @param *rxCircular UINT8 [in] - A pointer to memory allocated by the + * client to be filled by data received. The buffer at this address is part + * of a pool of buffers to be accessed in a circular fashion. This address + * will be written to by the NPE. Therefore, it needs to be a physical address. + * @param numRxBytesPerTS unsigned [in] - The number of bytes allocated per + * timeslot within the receive memory. This figure will depend on the + * latency of the system. It needs to be deep enough for data to be read by + * the client before the NPE re-writes over that memory e.g. if the client + * samples at a rate of 40bytes per timeslot, numRxBytesPerTS may need to + * be 40bytes * 3. This would give the client 3 * 5ms of time before + * received data is over-written. + * @param *txPtrList UINT32 [in] - The address of an area of contiguous + * memory allocated by the client to be populated with pointers to data for + * transmission. Each pointer list contains a pointer per active channel. + * The txPtrs will point to data to be transmitted by the NPE. Therefore, + * they must point to physical addresses. + * @param numTxPtrLists unsigned [in] - The number of pointer lists in + * txPtrList. This figure is dependent on jitter. + * @param numTxBytesPerBlk unsigned [in] - The size of the Tx data, in + * bytes, that each pointer within the PtrList points to. + * @param rxCallback @ref IxHssAccChanRxCallback [in] - A client function + * pointer to be called back to handle the actual tx/rx of channelised + * data. If this is not NULL, an ISR will call this function. If this + * pointer is NULL, it implies that the client will use a polling mechanism + * to detect when the tx and rx of channelised data is to occur. The client + * will use hssChanAccStatus for this. + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + */ + +PUBLIC IX_STATUS +ixHssAccChanConnect (IxHssAccHssPort hssPortId, + unsigned bytesPerTSTrigger, + UINT8 *rxCircular, + unsigned numRxBytesPerTS, + UINT32 *txPtrList, + unsigned numTxPtrLists, + unsigned numTxBytesPerBlk, + IxHssAccChanRxCallback rxCallback); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccChanPortEnable (IxHssAccHssPort hssPortId) + * + * @brief This function is responsible for enabling a channelised service + * for the specified HSS port. It enables the NPE RX flow. The client must + * have already connected to a channelised service before enabling the + * channelised service. No other HssAccChannelised + * interface should be called while this interface is being processed. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + */ +PUBLIC IX_STATUS +ixHssAccChanPortEnable (IxHssAccHssPort hssPortId); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccChanPortDisable (IxHssAccHssPort hssPortId) + * + * @brief This function is responsible for disabling a channelised service + * for the specified HSS port. It disables the NPE RX flow. The client must + * have already connected to and enabled a channelised service for the + * specified HSS port. This disable interface can be called before a + * disconnect, but is not required to. No other HssAccChannelised + * interface should be called while this interface is being processed. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + */ +PUBLIC IX_STATUS +ixHssAccChanPortDisable (IxHssAccHssPort hssPortId); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccChanDisconnect (IxHssAccHssPort hssPortId) + * + * @brief This function allows the client to Disconnect from a channelised + * service. If the NPE RX Flow has not been disabled, the disconnect will + * disable it before proceeding with other disconnect functionality. + * No other HssAccChannelised interface should be called while this + * interface is being processed. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + */ +PUBLIC IX_STATUS +ixHssAccChanDisconnect (IxHssAccHssPort hssPortId); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn IX_STATUS ixHssAccChanStatusQuery (IxHssAccHssPort hssPortId, + BOOL *dataRecvd, + unsigned *rxOffset, + unsigned *txOffset, + unsigned *numHssErrs) + * + * @brief This function is called by the client to query whether or not + * channelised data has been received. If there is, hssChanAcc will return + * the details in the output parameters. An enabled connection should + * exist on the specified hssPortId before attempting to call this interface. + * No other HssAccChannelised interface should be called while this + * interface is being processed. + * + * @param hssPortId @ref IxHssAccHssPort [in] - The HSS port Id. There are two + * identical ports (0-1). + * @param *dataRecvd BOOL [out] - This BOOL indicates to the client whether + * or not the access component has read any data for the client. If + * FALSE, the other output parameters will not have been written to. + * @param *rxOffset unsigned [out] - An offset to indicate to the client + * where within the receive buffers the NPE has just written the received + * data to. + * @param *txOffset unsigned [out] - An offset to indicate to the client + * from where within the txPtrList the NPE is currently transmitting from + * @param *numHssErrs unsigned [out] - The total number of HSS port errors + * since initial port configuration + * + * + * @return + * - IX_SUCCESS The function executed successfully + * - IX_FAIL The function did not execute successfully + * - IX_HSSACC_PARAM_ERR The function did not execute successfully due to a + * parameter error + */ +PUBLIC IX_STATUS +ixHssAccChanStatusQuery (IxHssAccHssPort hssPortId, + BOOL *dataRecvd, + unsigned *rxOffset, + unsigned *txOffset, + unsigned *numHssErrs); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn void ixHssAccShow (void) + * + * @brief This function will display the current state of the IxHssAcc + * component. The output is sent to stdout. + * + * @return void + */ +PUBLIC void +ixHssAccShow (void); + +/** + * + * @ingroup IxHssAccAPI + * + * @fn void ixHssAccStatsInit (void) + * + * @brief This function will reset the IxHssAcc statistics. + * + * @return void + */ +PUBLIC void +ixHssAccStatsInit (void); + +#endif /* IXHSSACC_H */ + +/** + * @} defgroup IxHssAcc + */ |