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+#ifndef __doxygen_HIDE /* This file is not part of the API */
+
+/**
+ * @file IxNpeA.h
+ *
+ * @date 22-Mar-2002
+ *
+ * @brief Header file for the IXP400 ATM NPE API
+ *
+ *
+ * @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 IxNpeA IXP400 NPE-A (IxNpeA) API
+ *
+ * @brief The Public API for the IXP400 NPE-A
+ *
+ * @{
+ */
+
+#ifndef IX_NPE_A_H
+#define IX_NPE_A_H
+
+#include "IxQMgr.h"
+#include "IxOsal.h"
+#include "IxQueueAssignments.h"
+
+/* General Message Ids */
+
+/* ATM Message Ids */
+
+/**
+ * @def IX_NPE_A_MSSG_ATM_UTOPIA_CONFIG_WRITE
+ *
+ * @brief ATM Message ID command to write the data to the offset in the
+ * Utopia Configuration Table
+ */
+#define IX_NPE_A_MSSG_ATM_UTOPIA_CONFIG_WRITE 0x20
+
+/**
+ * @def IX_NPE_A_MSSG_ATM_UTOPIA_CONFIG_LOAD
+ *
+ * @brief ATM Message ID command triggers the NPE to copy the Utopia
+ * Configuration Table to the Utopia coprocessor
+ */
+#define IX_NPE_A_MSSG_ATM_UTOPIA_CONFIG_LOAD 0x21
+
+/**
+ * @def IX_NPE_A_MSSG_ATM_UTOPIA_STATUS_UPLOAD
+ *
+ * @brief ATM Message ID command triggers the NPE to read-back the Utopia
+ * status registers and update the Utopia Status Table.
+ */
+#define IX_NPE_A_MSSG_ATM_UTOPIA_STATUS_UPLOAD 0x22
+
+/**
+ * @def IX_NPE_A_MSSG_ATM_UTOPIA_STATUS_READ
+ *
+ * @brief ATM Message ID command to read the Utopia Status Table at the
+ * specified offset.
+ */
+#define IX_NPE_A_MSSG_ATM_UTOPIA_STATUS_READ 0x23
+
+/**
+ * @def IX_NPE_A_MSSG_ATM_TX_ENABLE
+ *
+ * @brief ATM Message ID command triggers the NPE to re-enable processing
+ * of any entries on the TxVcQ for this port.
+ *
+ * This command will be ignored for a port already enabled
+ */
+#define IX_NPE_A_MSSG_ATM_TX_ENABLE 0x25
+
+ /**
+ * @def IX_NPE_A_MSSG_ATM_TX_DISABLE
+ *
+ * @brief ATM Message ID command triggers the NPE to disable processing on
+ * this port
+ *
+ * This command will be ignored for a port already disabled
+ */
+#define IX_NPE_A_MSSG_ATM_TX_DISABLE 0x26
+
+/**
+ * @def IX_NPE_A_MSSG_ATM_RX_ENABLE
+ *
+ * @brief ATM Message ID command triggers the NPE to process any received
+ * cells for this VC according to the VC Lookup Table.
+ *
+ * Re-issuing this command with different contents for a VC that is not
+ * disabled will cause unpredictable behavior.
+ */
+#define IX_NPE_A_MSSG_ATM_RX_ENABLE 0x27
+
+/**
+ * @def IX_NPE_A_MSSG_ATM_RX_DISABLE
+ *
+ * @brief ATM Message ID command triggers the NPE to disable processing for
+ * this VC.
+ *
+ * This command will be ignored for a VC already disabled
+ */
+#define IX_NPE_A_MSSG_ATM_RX_DISABLE 0x28
+
+/**
+ * @def IX_NPE_A_MSSG_ATM_STATUS_READ
+ *
+ * @brief ATM Message ID command to read the ATM status. The data is returned via
+ * a response message
+ */
+#define IX_NPE_A_MSSG_ATM_STATUS_READ 0x29
+
+/*--------------------------------------------------------------------------
+ * HSS Message IDs
+ *--------------------------------------------------------------------------*/
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_PORT_CONFIG_WRITE
+ *
+ * @brief HSS Message ID command writes the ConfigWord value to the location
+ * in the HSS_CONFIG_TABLE specified by offset for HSS port hPort.
+ */
+#define IX_NPE_A_MSSG_HSS_PORT_CONFIG_WRITE 0x40
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_PORT_CONFIG_LOAD
+ *
+ * @brief HSS Message ID command triggers the NPE to copy the contents of the
+ * HSS Configuration Table to the appropriate configuration registers in the
+ * HSS coprocessor for the port specified by hPort.
+ */
+#define IX_NPE_A_MSSG_HSS_PORT_CONFIG_LOAD 0x41
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_PORT_ERROR_READ
+ *
+ * @brief HSS Message ID command triggers the NPE to return an HssErrorReadResponse
+ * message for HSS port hPort.
+ */
+#define IX_NPE_A_MSSG_HSS_PORT_ERROR_READ 0x42
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_CHAN_FLOW_ENABLE
+ *
+ * @brief HSS Message ID command triggers the NPE to reset internal status and
+ * enable the HssChannelized operation on the HSS port specified by hPort.
+ */
+#define IX_NPE_A_MSSG_HSS_CHAN_FLOW_ENABLE 0x43
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_CHAN_FLOW_DISABLE
+ *
+ * @brief HSS Message ID command triggers the NPE to disable the HssChannelized
+ * operation on the HSS port specified by hPort.
+ */
+#define IX_NPE_A_MSSG_HSS_CHAN_FLOW_DISABLE 0x44
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_CHAN_IDLE_PATTERN_WRITE
+ *
+ * @brief HSS Message ID command writes the HSSnC_IDLE_PATTERN value for HSS
+ * port hPort. (n=hPort)
+ */
+#define IX_NPE_A_MSSG_HSS_CHAN_IDLE_PATTERN_WRITE 0x45
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_CHAN_NUM_CHANS_WRITE
+ *
+ * @brief HSS Message ID command writes the HSSnC_NUM_CHANNELS value for HSS
+ * port hPort. (n=hPort)
+ */
+#define IX_NPE_A_MSSG_HSS_CHAN_NUM_CHANS_WRITE 0x46
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_CHAN_RX_BUF_ADDR_WRITE
+ *
+ * @brief HSS Message ID command writes the HSSnC_RX_BUF_ADDR value for HSS
+ * port hPort. (n=hPort)
+ */
+#define IX_NPE_A_MSSG_HSS_CHAN_RX_BUF_ADDR_WRITE 0x47
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_CHAN_RX_BUF_CFG_WRITE
+ *
+ * @brief HSS Message ID command writes the HSSnC_RX_BUF_SIZEB and
+ * HSSnC_RX_TRIG_PERIOD values for HSS port hPort. (n=hPort)
+ */
+#define IX_NPE_A_MSSG_HSS_CHAN_RX_BUF_CFG_WRITE 0x48
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_CHAN_TX_BLK_CFG_WRITE
+ *
+ * @brief HSS Message ID command writes the HSSnC_TX_BLK1_SIZEB,
+ * HSSnC_TX_BLK1_SIZEW, HSSnC_TX_BLK2_SIZEB, and HSSnC_TX_BLK2_SIZEW values
+ * for HSS port hPort. (n=hPort)
+ */
+#define IX_NPE_A_MSSG_HSS_CHAN_TX_BLK_CFG_WRITE 0x49
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_CHAN_TX_BUF_ADDR_WRITE
+ * @brief HSS Message ID command writes the HSSnC_TX_BUF_ADDR value for HSS
+ * port hPort. (n=hPort)
+ */
+#define IX_NPE_A_MSSG_HSS_CHAN_TX_BUF_ADDR_WRITE 0x4A
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_CHAN_TX_BUF_SIZE_WRITE
+ *
+ * @brief HSS Message ID command writes the HSSnC_TX_BUF_SIZEN value for HSS
+ * port hPort. (n=hPort)
+ */
+#define IX_NPE_A_MSSG_HSS_CHAN_TX_BUF_SIZE_WRITE 0x4B
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_PKT_PIPE_FLOW_ENABLE
+ *
+ * @brief HSS Message ID command triggers the NPE to reset internal status and
+ * enable the HssPacketized operation for the flow specified by pPipe on
+ * the HSS port specified by hPort.
+ */
+#define IX_NPE_A_MSSG_HSS_PKT_PIPE_FLOW_ENABLE 0x50
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_PKT_PIPE_FLOW_DISABLE
+ * @brief HSS Message ID command triggers the NPE to disable the HssPacketized
+ * operation for the flow specified by pPipe on the HSS port specified by hPort.
+ */
+#define IX_NPE_A_MSSG_HSS_PKT_PIPE_FLOW_DISABLE 0x51
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_PKT_NUM_PIPES_WRITE
+ * @brief HSS Message ID command writes the HSSnP_NUM_PIPES value for HSS
+ * port hPort.(n=hPort)
+ */
+#define IX_NPE_A_MSSG_HSS_PKT_NUM_PIPES_WRITE 0x52
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_PKT_PIPE_FIFO_SIZEW_WRITE
+ *
+ * @brief HSS Message ID command writes the HSSnP_PIPEp_FIFOSIZEW value for
+ * packet-pipe pPipe on HSS port hPort. (n=hPort, p=pPipe)
+ */
+#define IX_NPE_A_MSSG_HSS_PKT_PIPE_FIFO_SIZEW_WRITE 0x53
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_PKT_PIPE_HDLC_CFG_WRITE
+ *
+ * @brief HSS Message ID command writes the HSSnP_PIPEp_HDLC_RXCFG and
+ * HSSnP_PIPEp_HDLC_TXCFG values for packet-pipe pPipe on HSS port hPort.
+ * (n=hPort, p=pPipe)
+ */
+#define IX_NPE_A_MSSG_HSS_PKT_PIPE_HDLC_CFG_WRITE 0x54
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_PKT_PIPE_IDLE_PATTERN_WRITE
+ *
+ * @brief HSS Message ID command writes the HSSnP_PIPEp_IDLE_PATTERN value
+ * for packet-pipe pPipe on HSS port hPort. (n=hPort, p=pPipe)
+ */
+#define IX_NPE_A_MSSG_HSS_PKT_PIPE_IDLE_PATTERN_WRITE 0x55
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_PKT_PIPE_RX_SIZE_WRITE
+ *
+ * @brief HSS Message ID command writes the HSSnP_PIPEp_RXSIZEB value for
+ * packet-pipe pPipe on HSS port hPort. (n=hPort, p=pPipe)
+ */
+#define IX_NPE_A_MSSG_HSS_PKT_PIPE_RX_SIZE_WRITE 0x56
+
+/**
+ * @def IX_NPE_A_MSSG_HSS_PKT_PIPE_MODE_WRITE
+ *
+ * @brief HSS Message ID command writes the HSSnP_PIPEp_MODE value for
+ * packet-pipe pPipe on HSS port hPort. (n=hPort, p=pPipe)
+ */
+#define IX_NPE_A_MSSG_HSS_PKT_PIPE_MODE_WRITE 0x57
+
+
+
+/* Queue Entry Masks */
+
+/*--------------------------------------------------------------------------
+ * ATM Descriptor Structure offsets
+ *--------------------------------------------------------------------------*/
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_STATUS_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor Status field
+ *
+ * It is used for descriptor error reporting.
+ */
+#define IX_NPE_A_RXDESCRIPTOR_STATUS_OFFSET 0
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_VCID_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor VC ID field
+ *
+ * It is used to hold an identifier number for this VC
+ */
+#define IX_NPE_A_RXDESCRIPTOR_VCID_OFFSET 1
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_CURRMBUFSIZE_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor Current Mbuf
+ * Size field
+ *
+ * Number of bytes the current mbuf data buffer can hold
+ */
+#define IX_NPE_A_RXDESCRIPTOR_CURRMBUFSIZE_OFFSET 2
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_ATMHEADER_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor ATM Header
+ */
+#define IX_NPE_A_RXDESCRIPTOR_ATMHEADER_OFFSET 4
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_CURRMBUFLEN_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor Current MBuf length
+ *
+ *
+ * RX - Initialized to zero. The NPE updates this field as each cell is received and
+ * zeroes it with every new mbuf for chaining. Will not be bigger than currBbufSize.
+ */
+#define IX_NPE_A_RXDESCRIPTOR_CURRMBUFLEN_OFFSET 12
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_TIMELIMIT__OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor Time Limit field
+ *
+ * Contains the Payload Reassembly Time Limit (used for aal0_xx only)
+ */
+#define IX_NPE_A_RXDESCRIPTOR_TIMELIMIT_OFFSET 14
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_PCURRMBUFF_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor Current MBuf Pointer
+ *
+ * The current mbuf pointer of a chain of mbufs.
+ */
+#define IX_NPE_A_RXDESCRIPTOR_PCURRMBUFF_OFFSET 20
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_PCURRMBUFDATA_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor Current MBuf Pointer
+ *
+ * Pointer to the next byte to be read or next free location to be written.
+ */
+#define IX_NPE_A_RXDESCRIPTOR_PCURRMBUFDATA_OFFSET 24
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_PNEXTMBUF_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor Next MBuf Pointer
+ *
+ * Pointer to the next MBuf in a chain of MBufs.
+ */
+#define IX_NPE_A_RXDESCRIPTOR_PNEXTMBUF_OFFSET 28
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_TOTALLENGTH_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor Total Length
+ *
+ * Total number of bytes written to the chain of MBufs by the NPE
+ */
+#define IX_NPE_A_RXDESCRIPTOR_TOTALLENGTH_OFFSET 32
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_AAL5CRCRESIDUE_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor AAL5 CRC Residue
+ *
+ * Current CRC value for a PDU
+ */
+#define IX_NPE_A_RXDESCRIPTOR_AAL5CRCRESIDUE_OFFSET 36
+
+/**
+ * @def IX_NPE_A_RXDESCRIPTOR_SIZE
+ *
+ * @brief ATM Descriptor structure offset for Receive Descriptor Size
+ *
+ * The size of the Receive descriptor
+ */
+#define IX_NPE_A_RXDESCRIPTOR_SIZE 40
+
+/**
+ * @def IX_NPE_A_TXDESCRIPTOR_PORT_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Transmit Descriptor Port
+ *
+ * Port identifier.
+ */
+#define IX_NPE_A_TXDESCRIPTOR_PORT_OFFSET 0
+
+/**
+ * @def IX_NPE_A_TXDESCRIPTOR_RSVD_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Transmit Descriptor RSVD
+ */
+#define IX_NPE_A_TXDESCRIPTOR_RSVD_OFFSET 1
+
+/**
+ * @def IX_NPE_A_TXDESCRIPTOR_CURRMBUFLEN_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Transmit Descriptor Current MBuf Length
+ *
+ * TX - Initialized by the XScale to the number of bytes in the current MBuf data buffer.
+ * The NPE decrements this field for every transmitted cell. Thus, when the NPE writes a
+ * descriptor the TxDone queue, this field will equal zero.
+ */
+#define IX_NPE_A_TXDESCRIPTOR_CURRMBUFLEN_OFFSET 2
+
+/**
+ * @def IX_NPE_A_TXDESCRIPTOR_ATMHEADER_OFFSET
+ * @brief ATM Descriptor structure offset for Transmit Descriptor ATM Header
+ */
+#define IX_NPE_A_TXDESCRIPTOR_ATMHEADER_OFFSET 4
+
+/**
+ * @def IX_NPE_A_TXDESCRIPTOR_PCURRMBUFF_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Transmit Descriptor Pointer to the current MBuf chain
+ */
+#define IX_NPE_A_TXDESCRIPTOR_PCURRMBUFF_OFFSET 8
+
+/**
+ * @def IX_NPE_A_TXDESCRIPTOR_PCURRMBUFDATA_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Transmit Descriptor Pointer to the current MBuf Data
+ *
+ * Pointer to the next byte to be read or next free location to be written.
+ */
+#define IX_NPE_A_TXDESCRIPTOR_PCURRMBUFDATA_OFFSET 12
+
+/**
+ * @def IX_NPE_A_TXDESCRIPTOR_PNEXTMBUF_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Transmit Descriptor Pointer to the Next MBuf chain
+ */
+#define IX_NPE_A_TXDESCRIPTOR_PNEXTMBUF_OFFSET 16
+
+/**
+ * @def IX_NPE_A_TXDESCRIPTOR_TOTALLENGTH_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Transmit Descriptor Total Length
+ *
+ * Total number of bytes written to the chain of MBufs by the NPE
+ */
+#define IX_NPE_A_TXDESCRIPTOR_TOTALLENGTH_OFFSET 20
+
+/**
+ * @def IX_NPE_A_TXDESCRIPTOR_AAL5CRCRESIDUE_OFFSET
+ *
+ * @brief ATM Descriptor structure offset for Transmit Descriptor AAL5 CRC Residue
+ *
+ * Current CRC value for a PDU
+ */
+#define IX_NPE_A_TXDESCRIPTOR_AAL5CRCRESIDUE_OFFSET 24
+
+/**
+ * @def IX_NPE_A_TXDESCRIPTOR_SIZE
+ *
+ * @brief ATM Descriptor structure offset for Transmit Descriptor Size
+ */
+#define IX_NPE_A_TXDESCRIPTOR_SIZE 28
+
+/**
+ * @def IX_NPE_A_CHAIN_DESC_COUNT_MAX
+ *
+ * @brief Maximum number of chained MBufs that can be chained together
+ */
+#define IX_NPE_A_CHAIN_DESC_COUNT_MAX 256
+
+/*
+ * Definition of the ATM cell header
+ *
+ * This would most conviently be defined as the bit field shown below.
+ * Endian portability prevents this, therefore a set of macros
+ * are defined to access the fields within the cell header assumed to
+ * be passed as a UINT32.
+ *
+ * Changes to field sizes or orders must be reflected in the offset
+ * definitions above.
+ *
+ * typedef struct
+ * {
+ * unsigned int gfc:4;
+ * unsigned int vpi:8;
+ * unsigned int vci:16;
+ * unsigned int pti:3;
+ * unsigned int clp:1;
+ * } IxNpeA_AtmCellHeader;
+ *
+ */
+
+/** Mask to acess GFC */
+#define GFC_MASK 0xf0000000
+
+/** return GFC from ATM cell header */
+#define IX_NPE_A_ATMCELLHEADER_GFC_GET( header ) \
+(((header) & GFC_MASK) >> 28)
+
+/** set GFC into ATM cell header */
+#define IX_NPE_A_ATMCELLHEADER_GFC_SET( header,gfc ) \
+do { \
+ (header) &= ~GFC_MASK; \
+ (header) |= (((gfc) << 28) & GFC_MASK); \
+} while(0)
+
+/** Mask to acess VPI */
+#define VPI_MASK 0x0ff00000
+
+/** return VPI from ATM cell header */
+#define IX_NPE_A_ATMCELLHEADER_VPI_GET( header ) \
+(((header) & VPI_MASK) >> 20)
+
+/** set VPI into ATM cell header */
+#define IX_NPE_A_ATMCELLHEADER_VPI_SET( header, vpi ) \
+do { \
+ (header) &= ~VPI_MASK; \
+ (header) |= (((vpi) << 20) & VPI_MASK); \
+} while(0)
+
+/** Mask to acess VCI */
+#define VCI_MASK 0x000ffff0
+
+/** return VCI from ATM cell header */
+#define IX_NPE_A_ATMCELLHEADER_VCI_GET( header ) \
+(((header) & VCI_MASK) >> 4)
+
+/** set VCI into ATM cell header */
+#define IX_NPE_A_ATMCELLHEADER_VCI_SET( header, vci ) \
+do { \
+ (header) &= ~VCI_MASK; \
+ (header) |= (((vci) << 4) & VCI_MASK); \
+} while(0)
+
+/** Mask to acess PTI */
+#define PTI_MASK 0x0000000e
+
+/** return PTI from ATM cell header */
+#define IX_NPE_A_ATMCELLHEADER_PTI_GET( header ) \
+(((header) & PTI_MASK) >> 1)
+
+/** set PTI into ATM cell header */
+#define IX_NPE_A_ATMCELLHEADER_PTI_SET( header, pti ) \
+do { \
+ (header) &= ~PTI_MASK; \
+ (header) |= (((pti) << 1) & PTI_MASK); \
+} while(0)
+
+/** Mask to acess CLP */
+#define CLP_MASK 0x00000001
+
+/** return CLP from ATM cell header */
+#define IX_NPE_A_ATMCELLHEADER_CLP_GET( header ) \
+((header) & CLP_MASK)
+
+/** set CLP into ATM cell header */
+#define IX_NPE_A_ATMCELLHEADER_CLP_SET( header, clp ) \
+do { \
+ (header) &= ~CLP_MASK; \
+ (header) |= ((clp) & CLP_MASK); \
+} while(0)
+
+
+/*
+* Definition of the Rx bitfield
+*
+* This would most conviently be defined as the bit field shown below.
+* Endian portability prevents this, therefore a set of macros
+* are defined to access the fields within the rxBitfield assumed to
+* be passed as a UINT32.
+*
+* Changes to field sizes or orders must be reflected in the offset
+* definitions above.
+*
+* Rx bitfield
+* struct
+* { IX_NPEA_RXBITFIELD(
+* unsigned int status:1,
+* unsigned int port:7,
+* unsigned int vcId:8,
+* unsigned int currMbufSize:16);
+* } rxBitField;
+*
+*/
+
+/** Mask to acess the rxBitField status */
+#define STATUS_MASK 0x80000000
+
+/** return the rxBitField status */
+#define IX_NPE_A_RXBITFIELD_STATUS_GET( rxbitfield ) \
+(((rxbitfield) & STATUS_MASK) >> 31)
+
+/** set the rxBitField status */
+#define IX_NPE_A_RXBITFIELD_STATUS_SET( rxbitfield, status ) \
+do { \
+ (rxbitfield) &= ~STATUS_MASK; \
+ (rxbitfield) |= (((status) << 31) & STATUS_MASK); \
+} while(0)
+
+/** Mask to acess the rxBitField port */
+#define PORT_MASK 0x7f000000
+
+/** return the rxBitField port */
+#define IX_NPE_A_RXBITFIELD_PORT_GET( rxbitfield ) \
+(((rxbitfield) & PORT_MASK) >> 24)
+
+/** set the rxBitField port */
+#define IX_NPE_A_RXBITFIELD_PORT_SET( rxbitfield, port ) \
+do { \
+ (rxbitfield) &= ~PORT_MASK; \
+ (rxbitfield) |= (((port) << 24) & PORT_MASK); \
+} while(0)
+
+/** Mask to acess the rxBitField vcId */
+#define VCID_MASK 0x00ff0000
+
+/** return the rxBitField vcId */
+#define IX_NPE_A_RXBITFIELD_VCID_GET( rxbitfield ) \
+(((rxbitfield) & VCID_MASK) >> 16)
+
+/** set the rxBitField vcId */
+#define IX_NPE_A_RXBITFIELD_VCID_SET( rxbitfield, vcid ) \
+do { \
+ (rxbitfield) &= ~VCID_MASK; \
+ (rxbitfield) |= (((vcid) << 16) & VCID_MASK); \
+} while(0)
+
+/** Mask to acess the rxBitField mbuf size */
+#define CURRMBUFSIZE_MASK 0x0000ffff
+
+/** return the rxBitField mbuf size */
+#define IX_NPE_A_RXBITFIELD_CURRMBUFSIZE_GET( rxbitfield ) \
+((rxbitfield) & CURRMBUFSIZE_MASK)
+
+/** set the rxBitField mbuf size */
+#define IX_NPE_A_RXBITFIELD_CURRMBUFSIZE_SET( rxbitfield, currmbufsize ) \
+do { \
+ (rxbitfield) &= ~CURRMBUFSIZE_MASK; \
+ (rxbitfield) |= ((currmbufsize) & CURRMBUFSIZE_MASK); \
+} while(0)
+
+
+
+/**
+ * @brief Tx Descriptor definition
+ */
+typedef struct
+{
+ UINT8 port; /**< Tx Port number */
+ UINT8 aalType; /**< AAL Type */
+ UINT16 currMbufLen; /**< mbuf length */
+ UINT32 atmCellHeader; /**< ATM cell header */
+ IX_OSAL_MBUF *pCurrMbuf; /**< pointer to mbuf */
+ unsigned char *pCurrMbufData; /**< Pointer to mbuf->dat */
+ IX_OSAL_MBUF *pNextMbuf; /**< Pointer to next mbuf */
+ UINT32 totalLen; /**< Total Length */
+ UINT32 aal5CrcResidue; /**< AAL5 CRC Residue */
+} IxNpeA_TxAtmVc;
+
+/* Changes to field sizes or orders must be reflected in the offset
+ * definitions above. */
+
+
+
+
+/**
+ * @brief Rx Descriptor definition
+ */
+typedef struct
+{
+ UINT32 rxBitField; /**< Recieved bit field */
+ UINT32 atmCellHeader; /**< ATM Cell Header */
+ UINT32 rsvdWord0; /**< Reserved field */
+ UINT16 currMbufLen; /**< Mbuf Length */
+ UINT8 timeLimit; /**< Payload Reassembly timeLimit (used for aal0_xx only) */
+ UINT8 rsvdByte0; /**< Reserved field */
+ UINT32 rsvdWord1; /**< Reserved field */
+ IX_OSAL_MBUF *pCurrMbuf; /**< Pointer to current mbuf */
+ unsigned char *pCurrMbufData; /**< Pointer to current mbuf->data */
+ IX_OSAL_MBUF *pNextMbuf; /**< Pointer to next mbuf */
+ UINT32 totalLen; /**< Total Length */
+ UINT32 aal5CrcResidue; /**< AAL5 CRC Residue */
+} IxNpeA_RxAtmVc;
+
+
+/**
+ * @brief NPE-A AAL Type
+ */
+typedef enum
+{
+ IX_NPE_A_AAL_TYPE_INVALID = 0, /**< Invalid AAL type */
+ IX_NPE_A_AAL_TYPE_0_48 = 0x1, /**< AAL0 - 48 byte */
+ IX_NPE_A_AAL_TYPE_0_52 = 0x2, /**< AAL0 - 52 byte */
+ IX_NPE_A_AAL_TYPE_5 = 0x5, /**< AAL5 */
+ IX_NPE_A_AAL_TYPE_OAM = 0xF /**< OAM */
+} IxNpeA_AalType;
+
+/**
+ * @brief NPE-A Payload format 52-bytes & 48-bytes
+ */
+typedef enum
+{
+ IX_NPE_A_52_BYTE_PAYLOAD = 0, /**< 52 byte payload */
+ IX_NPE_A_48_BYTE_PAYLOAD /**< 48 byte payload */
+} IxNpeA_PayloadFormat;
+
+/**
+ * @brief HSS Packetized NpePacket Descriptor Structure
+ */
+typedef struct
+{
+ UINT8 status; /**< Status of the packet passed to the client */
+ UINT8 errorCount; /**< Number of errors */
+ UINT8 chainCount; /**< Mbuf chain count e.g. 0 - No mbuf chain */
+ UINT8 rsvdByte0; /**< Reserved byte to make the descriptor word align */
+
+ UINT16 packetLength; /**< Packet Length */
+ UINT16 rsvdShort0; /**< Reserved short to make the descriptor a word align */
+
+ IX_OSAL_MBUF *pRootMbuf; /**< Pointer to Root mbuf */
+ IX_OSAL_MBUF *pNextMbuf; /**< Pointer to next mbuf */
+ UINT8 *pMbufData; /**< Pointer to the current mbuf->data */
+ UINT32 mbufLength; /**< Current mbuf length */
+
+} IxNpeA_NpePacketDescriptor;
+
+
+#endif
+/**
+ *@}
+ */
+
+#endif /* __doxygen_HIDE */