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Diffstat (limited to 'cpu/ixp/npe/include/IxEthNpe.h')
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1 files changed, 0 insertions, 695 deletions
diff --git a/cpu/ixp/npe/include/IxEthNpe.h b/cpu/ixp/npe/include/IxEthNpe.h deleted file mode 100644 index 21bdedc..0000000 --- a/cpu/ixp/npe/include/IxEthNpe.h +++ /dev/null @@ -1,695 +0,0 @@ -#ifndef __doxygen_HIDE /* This file is not part of the API */ - -/** - * @file IxEthNpe.h - * - * @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 IxEthNpe IXP400 Ethernet NPE (IxEthNpe) API - * - * @brief Contains the API for Ethernet NPE. - * - * All messages given to NPE, get back an acknowledgment. The acknowledgment - * is identical to the message sent to the NPE (except for NPE_GETSTATUS message). - * - * @{ - */ - - -/*-------------------------------------------------------------------------- - * APB Message IDs - XScale->NPE - *------------------------------------------------------------------------*/ - -/** - * @def IX_ETHNPE_NPE_GETSTATUS - * - * @brief Request from the XScale client for the NPE to return the firmware - * version of the currently executing image. - * - * Acknowledgment message id is same as the request message id. - * NPE returns the firmware version ID to XScale. - */ -#define IX_ETHNPE_NPE_GETSTATUS 0x00 - -/** - * @def IX_ETHNPE_EDB_SETPORTADDRESS - * - * @brief Request from the XScale client for the NPE to set the Ethernet - * port's port ID and MAC address. - */ -#define IX_ETHNPE_EDB_SETPORTADDRESS 0x01 - -/** - * @def IX_ETHNPE_EDB_GETMACADDRESSDATABASE - * - * @brief Request from XScale client to the NPE requesting upload of - * Ethernet Filtering Database or Header Conversion Database from NPE's - * data memory to XScale accessible SDRAM. - */ -#define IX_ETHNPE_EDB_GETMACADDRESSDATABASE 0x02 - -/** - * @def IX_ETHNPE_EDB_SETMACADDRESSSDATABASE - * - * @brief Request from XScale client to the NPE requesting download of - * Ethernet Filtering Database or Header Conversion Database from SDRAM - * to the NPE's datamemory. - */ -#define IX_ETHNPE_EDB_SETMACADDRESSSDATABASE 0x03 - -/** - * @def IX_ETHNPE_GETSTATS - * - * @brief Request from the XScale client for the current MAC port statistics - * data to be written to the (empty) statistics structure and the specified - * location in externa memory. - */ -#define IX_ETHNPE_GETSTATS 0x04 - -/** - * @def IX_ETHNPE_RESETSTATS - * - * @brief Request from the XScale client to the NPE to reset all of its internal - * MAC port statistics state variables. - * - * As a side effect, this message entails an implicit request that the NPE - * write the current MAC port statistics into the MAC statistics structure - * at the specified location in external memory. - */ -#define IX_ETHNPE_RESETSTATS 0x05 - -/** - * @def IX_ETHNPE_SETMAXFRAMELENGTHS - * - * @brief Request from the XScale client to the NPE to configure maximum framelengths - * and block sizes in receive and transmit direction. - */ -#define IX_ETHNPE_SETMAXFRAMELENGTHS 0x06 - -/** - * @def IX_ETHNPE_VLAN_SETRXTAGMODE - * - * @brief Request from the XScale client to the NPE to configure VLAN frame type - * filtering and VLAN the tagging mode for the receiver. - */ -#define IX_ETHNPE_VLAN_SETRXTAGMODE 0x07 - -/** - * @def IX_ETHNPE_VLAN_SETDEFAULTRXVID - * - * @brief Request from the XScale client to the NPE to set receiver's default - * VLAN tag (PVID)and internal traffic class. - */ -#define IX_ETHNPE_VLAN_SETDEFAULTRXVID 0x08 - -/** - * @def IX_ETHNPE_VLAN_SETPORTVLANTABLEENTRY - * - * @brief Request from the XScale client to the NPE to configure VLAN Port - * membership and Tx tagging for 8 consecutive VLANID's. - */ -#define IX_ETHNPE_VLAN_SETPORTVLANTABLEENTRY 0x09 - -/** - * @def IX_ETHNPE_VLAN_SETPORTVLANTABLERANGE - * - * @brief Request from the XScale client to the NPE to configure VLAN Port - * membership and Tx tagging for a range of VLANID's. - */ -#define IX_ETHNPE_VLAN_SETPORTVLANTABLERANGE 0x0A - -/** - * @def IX_ETHNPE_VLAN_SETRXQOSENTRY - * - * @brief Request from the XScale client to the NPE to map a user priority - * to QoS class and an AQM queue number. - */ -#define IX_ETHNPE_VLAN_SETRXQOSENTRY 0x0B - -/** - * @def IX_ETHNPE_VLAN_SETPORTIDEXTRACTIONMODE - * - * @brief Request from the XScale client to the NPE to enable or disable - * portID extraction from VLAN-tagged frames for the specified port. - */ -#define IX_ETHNPE_VLAN_SETPORTIDEXTRACTIONMODE 0x0C - -/** - * @def IX_ETHNPE_STP_SETBLOCKINGSTATE - * - * @brief Request from the XScale client to the NPE to block or unblock - * forwarding for spanning tree BPDUs. - */ -#define IX_ETHNPE_STP_SETBLOCKINGSTATE 0x0D - -/** - * @def IX_ETHNPE_FW_SETFIREWALLMODE - * - * @brief Request from the XScale client to the NPE to configure firewall - * services modes of operation and/or download Ethernet Firewall Database from - * SDRAM to NPE. - */ -#define IX_ETHNPE_FW_SETFIREWALLMODE 0x0E - -/** - * @def IX_ETHNPE_PC_SETFRAMECONTROLDURATIONID - * - * @brief Request from the XScale client to the NPE to set global frame control - * and duration/ID field for the 802.3 to 802.11 protocol header conversion - * service. - */ -#define IX_ETHNPE_PC_SETFRAMECONTROLDURATIONID 0x0F - -/** - * @def IX_ETHNPE_PC_SETBBSID - * - * @brief Request from the XScale client to the NPE to set global BBSID field - * value for the 802.3 to 802.11 protocol header conversion service. - */ -#define IX_ETHNPE_PC_SETBBSID 0x10 - -/** - * @def IX_ETHNPE_PC_SETAPMACTABLE - * - * @brief Request from the XScale client to the NPE to update a block/section/ - * range of the AP MAC Address Table. - */ -#define IX_ETHNPE_PC_SETAPMACTABLE 0x11 - -/** - * @def IX_ETHNPE_SETLOOPBACK_MODE - * - * @brief Turn on or off the NPE frame loopback. - */ -#define IX_ETHNPE_SETLOOPBACK_MODE (0x12) - -/*-------------------------------------------------------------------------- - * APB Message IDs - NPE->XScale - *------------------------------------------------------------------------*/ - -/** - * @def IX_ETHNPE_NPE_GETSTATUS_ACK - * - * @brief Acknowledgment to IX_ETHNPE_NPE_GETSTATUS message. NPE firmware version - * id is returned in the message. - */ -#define IX_ETHNPE_NPE_GETSTATUS_ACK 0x00 - -/** - * @def IX_ETHNPE_EDB_SETPORTADDRESS_ACK - * - * @brief Acknowledgment to IX_ETHNPE_EDB_SETPORTADDRESS message. - */ -#define IX_ETHNPE_EDB_SETPORTADDRESS_ACK 0x01 - -/** - * @def IX_ETHNPE_EDB_GETMACADDRESSDATABASE_ACK - * - * @brief Acknowledgment to IX_ETHNPE_EDB_GETMACADDRESSDATABASE message - */ -#define IX_ETHNPE_EDB_GETMACADDRESSDATABASE_ACK 0x02 - -/** - * @def IX_ETHNPE_EDB_SETMACADDRESSSDATABASE_ACK - * - * @brief Acknowledgment to IX_ETHNPE_EDB_SETMACADDRESSSDATABASE message. - */ -#define IX_ETHNPE_EDB_SETMACADDRESSSDATABASE_ACK 0x03 - -/** - * @def IX_ETHNPE_GETSTATS_ACK - * - * @brief Acknowledgment to IX_ETHNPE_GETSTATS message. - */ -#define IX_ETHNPE_GETSTATS_ACK 0x04 - -/** - * @def IX_ETHNPE_RESETSTATS_ACK - * - * @brief Acknowledgment to IX_ETHNPE_RESETSTATS message. - */ -#define IX_ETHNPE_RESETSTATS_ACK 0x05 - -/** - * @def IX_ETHNPE_SETMAXFRAMELENGTHS_ACK - * - * @brief Acknowledgment to IX_ETHNPE_SETMAXFRAMELENGTHS message. - */ -#define IX_ETHNPE_SETMAXFRAMELENGTHS_ACK 0x06 - -/** - * @def IX_ETHNPE_VLAN_SETRXTAGMODE_ACK - * - * @brief Acknowledgment to IX_ETHNPE_VLAN_SETRXTAGMODE message. - */ -#define IX_ETHNPE_VLAN_SETRXTAGMODE_ACK 0x07 - -/** - * @def IX_ETHNPE_VLAN_SETDEFAULTRXVID_ACK - * - * @brief Acknowledgment to IX_ETHNPE_VLAN_SETDEFAULTRXVID message. - */ -#define IX_ETHNPE_VLAN_SETDEFAULTRXVID_ACK 0x08 - -/** - * @def IX_ETHNPE_VLAN_SETPORTVLANTABLEENTRY_ACK - * - * @brief Acknowledgment to IX_ETHNPE_VLAN_SETPORTVLANTABLEENTRY message. - */ -#define IX_ETHNPE_VLAN_SETPORTVLANTABLEENTRY_ACK 0x09 - -/** - * @def IX_ETHNPE_VLAN_SETPORTVLANTABLERANGE_ACK - * - * @brief Acknowledgment to IX_ETHNPE_VLAN_SETPORTVLANTABLERANGE message. - */ -#define IX_ETHNPE_VLAN_SETPORTVLANTABLERANGE_ACK 0x0A - -/** - * @def IX_ETHNPE_VLAN_SETRXQOSENTRY_ACK - * - * @brief Acknowledgment to IX_ETHNPE_VLAN_SETRXQOSENTRY message. - */ -#define IX_ETHNPE_VLAN_SETRXQOSENTRY_ACK 0x0B - -/** - * @def IX_ETHNPE_VLAN_SETPORTIDEXTRACTIONMODE_ACK - * - * @brief Acknowledgment to IX_ETHNPE_VLAN_SETPORTIDEXTRACTIONMODE message. - */ -#define IX_ETHNPE_VLAN_SETPORTIDEXTRACTIONMODE_ACK 0x0C - -/** - * @def IX_ETHNPE_STP_SETBLOCKINGSTATE_ACK - * - * @brief Acknowledgment to IX_ETHNPE_STP_SETBLOCKINGSTATE message. - */ -#define IX_ETHNPE_STP_SETBLOCKINGSTATE_ACK 0x0D - -/** - * @def IX_ETHNPE_FW_SETFIREWALLMODE_ACK - * - * @brief Acknowledgment to IX_ETHNPE_FW_SETFIREWALLMODE message. - */ -#define IX_ETHNPE_FW_SETFIREWALLMODE_ACK 0x0E - -/** - * @def IX_ETHNPE_PC_SETFRAMECONTROLDURATIONID_ACK - * - * @brief Acknowledgment to IX_ETHNPE_PC_SETFRAMECONTROLDURATIONID message. - */ -#define IX_ETHNPE_PC_SETFRAMECONTROLDURATIONID_ACK 0x0F - -/** - * @def IX_ETHNPE_PC_SETBBSID_ACK - * - * @brief Acknowledgment to IX_ETHNPE_PC_SETBBSID message. - */ -#define IX_ETHNPE_PC_SETBBSID_ACK 0x10 - -/** - * @def IX_ETHNPE_PC_SETAPMACTABLE_ACK - * - * @brief Acknowledgment to IX_ETHNPE_PC_SETAPMACTABLE message. - */ -#define IX_ETHNPE_PC_SETAPMACTABLE_ACK 0x11 - -/** - * @def IX_ETHNPE_SETLOOPBACK_MODE_ACK - * - * @brief Acknowledgment to IX_ETHNPE_SETLOOPBACK_MODE message. - */ -#define IX_ETHNPE_SETLOOPBACK_MODE_ACK (0x12) - -/*-------------------------------------------------------------------------- - * Queue Manager Queue entry bit field boundary definitions - *------------------------------------------------------------------------*/ - -/** - * @def MASK(hi,lo) - * - * @brief Macro for mask - */ -#define MASK(hi,lo) (((1 << (1 + ((hi) - (lo)))) - 1) << (lo)) - -/** - * @def BITS(x,hi,lo) - * - * @brief Macro for bits - */ -#define BITS(x,hi,lo) (((x) & MASK(hi,lo)) >> (lo)) - -/** - * @def IX_ETHNPE_QM_Q_RXENET_LENGTH_MASK - * - * @brief QMgr Queue LENGTH field mask - */ -#define IX_ETHNPE_QM_Q_RXENET_LENGTH_MASK 0x3fff - -/** - * @def IX_ETHNPE_QM_Q_FIELD_FLAG_R - * - * @brief QMgr Queue FLAG field right boundary - */ -#define IX_ETHNPE_QM_Q_FIELD_FLAG_R 20 - -/** - * @def IX_ETHNPE_QM_Q_FIELD_FLAG_MASK - * - * @brief QMgr Queue FLAG field mask - * - * Multicast bit : BIT(4) - * Broadcast bit : BIT(5) - * IP bit : BIT(6) (linux only) - * - */ -#ifdef __vxworks -#define IX_ETHNPE_QM_Q_FIELD_FLAG_MASK 0x30 -#else -#define IX_ETHNPE_QM_Q_FIELD_FLAG_MASK 0x70 -#endif - - -/** - * @def IX_ETHNPE_QM_Q_FIELD_NPEID_L - * - * @brief QMgr Queue NPE ID field left boundary - */ -#define IX_ETHNPE_QM_Q_FIELD_NPEID_L 1 - -/** - * @def IX_ETHNPE_QM_Q_FIELD_NPEID_R - * - * @brief QMgr Queue NPE ID field right boundary - */ -#define IX_ETHNPE_QM_Q_FIELD_NPEID_R 0 - -/** - * @def IX_ETHNPE_QM_Q_FIELD_PRIOR_L - * - * @brief QMgr Queue Priority field left boundary - */ -#define IX_ETHNPE_QM_Q_FIELD_PRIOR_L 2 - -/** - * @def IX_ETHNPE_QM_Q_FIELD_PRIOR_R - * - * @brief QMgr Queue Priority field right boundary - */ -#define IX_ETHNPE_QM_Q_FIELD_PRIOR_R 0 - -/** - * @def IX_ETHNPE_QM_Q_FIELD_ADDR_L - * - * @brief QMgr Queue Address field left boundary - */ -#define IX_ETHNPE_QM_Q_FIELD_ADDR_L 31 - -/** - * @def IX_ETHNPE_QM_Q_FIELD_ADDR_R - * - * @brief QMgr Queue Address field right boundary - */ -#define IX_ETHNPE_QM_Q_FIELD_ADDR_R 5 - -/*-------------------------------------------------------------------------- - * Queue Manager Queue entry bit field masks - *------------------------------------------------------------------------*/ - -/** - * @def IX_ETHNPE_QM_Q_FREEENET_ADDR_MASK - * - * @brief Macro to mask the Address field of the FreeEnet Queue Manager Entry - */ -#define IX_ETHNPE_QM_Q_FREEENET_ADDR_MASK \ - MASK (IX_ETHNPE_QM_Q_FIELD_ADDR_L, \ - IX_ETHNPE_QM_Q_FIELD_ADDR_R) - -/** - * @def IX_ETHNPE_QM_Q_RXENET_NPEID_MASK - * - * @brief Macro to mask the NPE ID field of the RxEnet Queue Manager Entry - */ -#define IX_ETHNPE_QM_Q_RXENET_NPEID_MASK \ - MASK (IX_ETHNPE_QM_Q_FIELD_NPEID_L, \ - IX_ETHNPE_QM_Q_FIELD_NPEID_R) - -/** - * @def IX_ETHNPE_QM_Q_RXENET_ADDR_MASK - * - * @brief Macro to mask the Mbuf Address field of the RxEnet Queue Manager Entry - */ -#define IX_ETHNPE_QM_Q_RXENET_ADDR_MASK \ - MASK (IX_ETHNPE_QM_Q_FIELD_ADDR_L, \ - IX_ETHNPE_QM_Q_FIELD_ADDR_R) - -/** - * @def IX_ETHNPE_QM_Q_TXENET_PRIOR_MASK - * - * @brief Macro to mask the Priority field of the TxEnet Queue Manager Entry - */ -#define IX_ETHNPE_QM_Q_TXENET_PRIOR_MASK \ - MASK (IX_ETHNPE_QM_Q_FIELD_PRIOR_L, \ - IX_ETHNPE_QM_Q_FIELD_PRIOR_R) - -/** - * @def IX_ETHNPE_QM_Q_TXENET_ADDR_MASK - * - * @brief Macro to mask the Mbuf Address field of the TxEnet Queue Manager Entry - */ -#define IX_ETHNPE_QM_Q_TXENET_ADDR_MASK \ - MASK (IX_ETHNPE_QM_Q_FIELD_ADDR_L, \ - IX_ETHNPE_QM_Q_FIELD_ADDR_R) - -/** - * @def IX_ETHNPE_QM_Q_TXENETDONE_NPEID_MASK - * - * @brief Macro to mask the NPE ID field of the TxEnetDone Queue Manager Entry - */ -#define IX_ETHNPE_QM_Q_TXENETDONE_NPEID_MASK \ - MASK (IX_ETHNPE_QM_Q_FIELD_NPEID_L, \ - IX_ETHNPE_QM_Q_FIELD_NPEID_R) - -/** - * @def IX_ETHNPE_QM_Q_TXENETDONE_ADDR_MASK - * - * @brief Macro to mask the Mbuf Address field of the TxEnetDone Queue Manager - * Entry - */ -#define IX_ETHNPE_QM_Q_TXENETDONE_ADDR_MASK \ - MASK (IX_ETHNPE_QM_Q_FIELD_ADDR_L, \ - IX_ETHNPE_QM_Q_FIELD_ADDR_R) - -/*-------------------------------------------------------------------------- - * Queue Manager Queue entry bit field value extraction macros - *------------------------------------------------------------------------*/ - -/** - * @def IX_ETHNPE_QM_Q_FREEENET_ADDR_VAL(x) - * - * @brief Extraction macro for Address field of FreeNet Queue Manager Entry - * - * Pointer to an mbuf buffer descriptor - */ -#define IX_ETHNPE_QM_Q_FREEENET_ADDR_VAL(x) \ - ((x) & IX_ETHNPE_QM_Q_FREEENET_ADDR_MASK) - -/** - * @def IX_ETHNPE_QM_Q_RXENET_NPEID_VAL(x) - * - * @brief Extraction macro for NPE ID field of RxEnet Queue Manager Entry - * - * Set to 0 for entries originating from the Eth0 NPE; - * Set to 1 for entries originating from the Eth1 NPE. - */ -#define IX_ETHNPE_QM_Q_RXENET_NPEID_VAL(x) \ - BITS (x, IX_ETHNPE_QM_Q_FIELD_NPEID_L, \ - IX_ETHNPE_QM_Q_FIELD_NPEID_R) - -/** - * @def IX_ETHNPE_QM_Q_RXENET_PORTID_VAL(x) - * - * @brief Extraction macro for Port ID field of RxEnet Queue Manager Entry - * - * 0-5: Assignable (by the XScale client) to any of the physical ports. - * 6: It is reserved - * 7: Indication that the NPE did not find the associated frame's destination MAC address within - * its internal filtering database. - */ -#define IX_ETHNPE_QM_Q_RXENET_PORTID_VAL(x) \ - BITS (x, IX_ETHNPE_QM_Q_FIELD_PORTID_L, \ - IX_ETHNPE_QM_Q_Field_PortID_R) - -/** - * @def IX_ETHNPE_QM_Q_RXENET_ADDR_VAL(x) - * - * @brief Extraction macro for Address field of RxEnet Queue Manager Entry - * - * Pointer to an mbuf buffer descriptor - */ -#define IX_ETHNPE_QM_Q_RXENET_ADDR_VAL(x) \ - ((x) & IX_ETHNPE_QM_Q_RXENET_ADDR_MASK) - -/** - * @def IX_ETHNPE_QM_Q_TXENET_PRIOR_VAL(x) - * - * @brief Extraction macro for Priority field of TxEnet Queue Manager Entry - * - * Priority of the packet (as described in IEEE 802.1D). This field is - * cleared upon return from the Ethernet NPE to the TxEnetDone queue. - */ -#define IX_ETHNPE_QM_Q_TXENET_PRIOR_VAL(x) \ - BITS (x, IX_ETHNPE_QM_Q_FIELD_PRIOR_L, \ - IX_ETHNPE_QM_Q_FIELD_PRIOR_R) - -/** - * @def IX_ETHNPE_QM_Q_TXENET_ADDR_VAL(x) - * - * @brief Extraction macro for Address field of Queue Manager TxEnet Queue - * Manager Entry - * - * Pointer to an mbuf buffer descriptor - */ -#define IX_ETHNPE_QM_Q_TXENET_ADDR_VAL(x) \ - ((x) & IX_ETHNPE_QM_Q_TXENET_ADDR_MASK) - -/** - * @def IX_ETHNPE_QM_Q_TXENETDONE_NPEID_VAL(x) - * - * @brief Extraction macro for NPE ID field of TxEnetDone Queue Manager Entry - * - * Set to 0 for entries originating from the Eth0 NPE; set to 1 for en-tries - * originating from the Eth1 NPE. - */ -#define IX_ETHNPE_QM_Q_TXENETDONE_NPEID_VAL(x) \ - BITS (x, IX_ETHNPE_QM_Q_FIELD_NPEID_L, \ - IX_ETHNPE_QM_Q_FIELD_NPEID_R) - -/** - * @def IX_ETHNPE_QM_Q_TXENETDONE_ADDR_VAL(x) - * - * @brief Extraction macro for Address field of TxEnetDone Queue Manager Entry - * - * Pointer to an mbuf buffer descriptor - */ -#define IX_ETHNPE_QM_Q_TXENETDONE_ADDR_VAL(x) \ - ((x) & IX_ETHNPE_QM_Q_TXENETDONE_ADDR_MASK) - - -/*-------------------------------------------------------------------------- - * NPE limits - *------------------------------------------------------------------------*/ - -/** - * @def IX_ETHNPE_ACC_RXFREE_BUFFER_LENGTH_MIN - * - * @brief Macro to check the minimum length of a rx free buffer - */ -#define IX_ETHNPE_ACC_RXFREE_BUFFER_LENGTH_MIN (64) - -/** - * @def IX_ETHNPE_ACC_RXFREE_BUFFER_LENGTH_MASK - * - * @brief Mask to apply to the mbuf length before submitting it to the NPE - * (the NPE handles only rx free mbufs which are multiple of 64) - * - * @sa IX_ETHNPE_ACC_RXFREE_BUFFER_LENGTH_MASK - */ -#define IX_ETHNPE_ACC_RXFREE_BUFFER_LENGTH_MASK (~63) - -/** - * @def IX_ETHNPE_ACC_RXFREE_BUFFER_ROUND_UP(size) - * - * @brief Round up to get the size necessary to receive without chaining - * the frames which are (size) bytes (the NPE operates by multiple of 64) - * e.g. To receive 1514 bytes frames, the size of the buffers in replenish - * has to be at least (1514+63)&(~63) = 1536 bytes. - * - */ -#define IX_ETHNPE_ACC_RXFREE_BUFFER_ROUND_UP(size) (((size) + 63) & ~63) - -/** - * @def IX_ETHNPE_ACC_RXFREE_BUFFER_ROUND_DOWN(size) - * - * @brief Round down to apply to the mbuf length before submitting - * it to the NPE. (the NPE operates by multiple of 64) - * - */ -#define IX_ETHNPE_ACC_RXFREE_BUFFER_ROUND_DOWN(size) ((size) & ~63) - -/** - * @def IX_ETHNPE_ACC_FRAME_LENGTH_MAX - * - * @brief maximum mbuf length supported by the NPE - * - * @sa IX_ETHNPE_ACC_FRAME_LENGTH_MAX - */ -#define IX_ETHNPE_ACC_FRAME_LENGTH_MAX (16320) - -/** - * @def IX_ETHNPE_ACC_FRAME_LENGTH_DEFAULT - * - * @brief default mbuf length supported by the NPE - * - * @sa IX_ETHNPE_ACC_FRAME_LENGTH_DEFAULT - */ -#define IX_ETHNPE_ACC_FRAME_LENGTH_DEFAULT (1522) - -/** - * @def IX_ETHNPE_ACC_LENGTH_OFFSET - * - * @brief Offset of the cluster length field in the word shared with the NPEs - */ -#define IX_ETHNPE_ACC_LENGTH_OFFSET 16 - -/** - * @def IX_ETHNPE_ACC_PKTLENGTH_MASK - * - * @brief Mask of the cluster length field in the word shared with the NPEs - */ -#define IX_ETHNPE_ACC_PKTLENGTH_MASK 0x3fff - - -/** - *@} - */ - -#endif /* __doxygen_HIDE */ |