1
#ifndef __doxygen_HIDE /* This file is not part of the API */
7
* IXP400 SW Release version 2.0
9
* -- Copyright Notice --
12
* Copyright 2001-2005, Intel Corporation.
13
* All rights reserved.
16
* Redistribution and use in source and binary forms, with or without
17
* modification, are permitted provided that the following conditions
19
* 1. Redistributions of source code must retain the above copyright
20
* notice, this list of conditions and the following disclaimer.
21
* 2. Redistributions in binary form must reproduce the above copyright
22
* notice, this list of conditions and the following disclaimer in the
23
* documentation and/or other materials provided with the distribution.
24
* 3. Neither the name of the Intel Corporation nor the names of its contributors
25
* may be used to endorse or promote products derived from this software
26
* without specific prior written permission.
29
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
30
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
33
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
37
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
38
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
42
* -- End of Copyright Notice --
46
* @defgroup IxEthNpe IXP400 Ethernet NPE (IxEthNpe) API
48
* @brief Contains the API for Ethernet NPE.
50
* All messages given to NPE, get back an acknowledgment. The acknowledgment
51
* is identical to the message sent to the NPE (except for NPE_GETSTATUS message).
57
/*--------------------------------------------------------------------------
58
* APB Message IDs - XScale->NPE
59
*------------------------------------------------------------------------*/
62
* @def IX_ETHNPE_NPE_GETSTATUS
64
* @brief Request from the XScale client for the NPE to return the firmware
65
* version of the currently executing image.
67
* Acknowledgment message id is same as the request message id.
68
* NPE returns the firmware version ID to XScale.
70
#define IX_ETHNPE_NPE_GETSTATUS 0x00
73
* @def IX_ETHNPE_EDB_SETPORTADDRESS
75
* @brief Request from the XScale client for the NPE to set the Ethernet
76
* port's port ID and MAC address.
78
#define IX_ETHNPE_EDB_SETPORTADDRESS 0x01
81
* @def IX_ETHNPE_EDB_GETMACADDRESSDATABASE
83
* @brief Request from XScale client to the NPE requesting upload of
84
* Ethernet Filtering Database or Header Conversion Database from NPE's
85
* data memory to XScale accessible SDRAM.
87
#define IX_ETHNPE_EDB_GETMACADDRESSDATABASE 0x02
90
* @def IX_ETHNPE_EDB_SETMACADDRESSSDATABASE
92
* @brief Request from XScale client to the NPE requesting download of
93
* Ethernet Filtering Database or Header Conversion Database from SDRAM
94
* to the NPE's datamemory.
96
#define IX_ETHNPE_EDB_SETMACADDRESSSDATABASE 0x03
99
* @def IX_ETHNPE_GETSTATS
101
* @brief Request from the XScale client for the current MAC port statistics
102
* data to be written to the (empty) statistics structure and the specified
103
* location in externa memory.
105
#define IX_ETHNPE_GETSTATS 0x04
108
* @def IX_ETHNPE_RESETSTATS
110
* @brief Request from the XScale client to the NPE to reset all of its internal
111
* MAC port statistics state variables.
113
* As a side effect, this message entails an implicit request that the NPE
114
* write the current MAC port statistics into the MAC statistics structure
115
* at the specified location in external memory.
117
#define IX_ETHNPE_RESETSTATS 0x05
120
* @def IX_ETHNPE_SETMAXFRAMELENGTHS
122
* @brief Request from the XScale client to the NPE to configure maximum framelengths
123
* and block sizes in receive and transmit direction.
125
#define IX_ETHNPE_SETMAXFRAMELENGTHS 0x06
128
* @def IX_ETHNPE_VLAN_SETRXTAGMODE
130
* @brief Request from the XScale client to the NPE to configure VLAN frame type
131
* filtering and VLAN the tagging mode for the receiver.
133
#define IX_ETHNPE_VLAN_SETRXTAGMODE 0x07
136
* @def IX_ETHNPE_VLAN_SETDEFAULTRXVID
138
* @brief Request from the XScale client to the NPE to set receiver's default
139
* VLAN tag (PVID)and internal traffic class.
141
#define IX_ETHNPE_VLAN_SETDEFAULTRXVID 0x08
144
* @def IX_ETHNPE_VLAN_SETPORTVLANTABLEENTRY
146
* @brief Request from the XScale client to the NPE to configure VLAN Port
147
* membership and Tx tagging for 8 consecutive VLANID's.
149
#define IX_ETHNPE_VLAN_SETPORTVLANTABLEENTRY 0x09
152
* @def IX_ETHNPE_VLAN_SETPORTVLANTABLERANGE
154
* @brief Request from the XScale client to the NPE to configure VLAN Port
155
* membership and Tx tagging for a range of VLANID's.
157
#define IX_ETHNPE_VLAN_SETPORTVLANTABLERANGE 0x0A
160
* @def IX_ETHNPE_VLAN_SETRXQOSENTRY
162
* @brief Request from the XScale client to the NPE to map a user priority
163
* to QoS class and an AQM queue number.
165
#define IX_ETHNPE_VLAN_SETRXQOSENTRY 0x0B
168
* @def IX_ETHNPE_VLAN_SETPORTIDEXTRACTIONMODE
170
* @brief Request from the XScale client to the NPE to enable or disable
171
* portID extraction from VLAN-tagged frames for the specified port.
173
#define IX_ETHNPE_VLAN_SETPORTIDEXTRACTIONMODE 0x0C
176
* @def IX_ETHNPE_STP_SETBLOCKINGSTATE
178
* @brief Request from the XScale client to the NPE to block or unblock
179
* forwarding for spanning tree BPDUs.
181
#define IX_ETHNPE_STP_SETBLOCKINGSTATE 0x0D
184
* @def IX_ETHNPE_FW_SETFIREWALLMODE
186
* @brief Request from the XScale client to the NPE to configure firewall
187
* services modes of operation and/or download Ethernet Firewall Database from
190
#define IX_ETHNPE_FW_SETFIREWALLMODE 0x0E
193
* @def IX_ETHNPE_PC_SETFRAMECONTROLDURATIONID
195
* @brief Request from the XScale client to the NPE to set global frame control
196
* and duration/ID field for the 802.3 to 802.11 protocol header conversion
199
#define IX_ETHNPE_PC_SETFRAMECONTROLDURATIONID 0x0F
202
* @def IX_ETHNPE_PC_SETBBSID
204
* @brief Request from the XScale client to the NPE to set global BBSID field
205
* value for the 802.3 to 802.11 protocol header conversion service.
207
#define IX_ETHNPE_PC_SETBBSID 0x10
210
* @def IX_ETHNPE_PC_SETAPMACTABLE
212
* @brief Request from the XScale client to the NPE to update a block/section/
213
* range of the AP MAC Address Table.
215
#define IX_ETHNPE_PC_SETAPMACTABLE 0x11
218
* @def IX_ETHNPE_SETLOOPBACK_MODE
220
* @brief Turn on or off the NPE frame loopback.
222
#define IX_ETHNPE_SETLOOPBACK_MODE (0x12)
224
/*--------------------------------------------------------------------------
225
* APB Message IDs - NPE->XScale
226
*------------------------------------------------------------------------*/
229
* @def IX_ETHNPE_NPE_GETSTATUS_ACK
231
* @brief Acknowledgment to IX_ETHNPE_NPE_GETSTATUS message. NPE firmware version
232
* id is returned in the message.
234
#define IX_ETHNPE_NPE_GETSTATUS_ACK 0x00
237
* @def IX_ETHNPE_EDB_SETPORTADDRESS_ACK
239
* @brief Acknowledgment to IX_ETHNPE_EDB_SETPORTADDRESS message.
241
#define IX_ETHNPE_EDB_SETPORTADDRESS_ACK 0x01
244
* @def IX_ETHNPE_EDB_GETMACADDRESSDATABASE_ACK
246
* @brief Acknowledgment to IX_ETHNPE_EDB_GETMACADDRESSDATABASE message
248
#define IX_ETHNPE_EDB_GETMACADDRESSDATABASE_ACK 0x02
251
* @def IX_ETHNPE_EDB_SETMACADDRESSSDATABASE_ACK
253
* @brief Acknowledgment to IX_ETHNPE_EDB_SETMACADDRESSSDATABASE message.
255
#define IX_ETHNPE_EDB_SETMACADDRESSSDATABASE_ACK 0x03
258
* @def IX_ETHNPE_GETSTATS_ACK
260
* @brief Acknowledgment to IX_ETHNPE_GETSTATS message.
262
#define IX_ETHNPE_GETSTATS_ACK 0x04
265
* @def IX_ETHNPE_RESETSTATS_ACK
267
* @brief Acknowledgment to IX_ETHNPE_RESETSTATS message.
269
#define IX_ETHNPE_RESETSTATS_ACK 0x05
272
* @def IX_ETHNPE_SETMAXFRAMELENGTHS_ACK
274
* @brief Acknowledgment to IX_ETHNPE_SETMAXFRAMELENGTHS message.
276
#define IX_ETHNPE_SETMAXFRAMELENGTHS_ACK 0x06
279
* @def IX_ETHNPE_VLAN_SETRXTAGMODE_ACK
281
* @brief Acknowledgment to IX_ETHNPE_VLAN_SETRXTAGMODE message.
283
#define IX_ETHNPE_VLAN_SETRXTAGMODE_ACK 0x07
286
* @def IX_ETHNPE_VLAN_SETDEFAULTRXVID_ACK
288
* @brief Acknowledgment to IX_ETHNPE_VLAN_SETDEFAULTRXVID message.
290
#define IX_ETHNPE_VLAN_SETDEFAULTRXVID_ACK 0x08
293
* @def IX_ETHNPE_VLAN_SETPORTVLANTABLEENTRY_ACK
295
* @brief Acknowledgment to IX_ETHNPE_VLAN_SETPORTVLANTABLEENTRY message.
297
#define IX_ETHNPE_VLAN_SETPORTVLANTABLEENTRY_ACK 0x09
300
* @def IX_ETHNPE_VLAN_SETPORTVLANTABLERANGE_ACK
302
* @brief Acknowledgment to IX_ETHNPE_VLAN_SETPORTVLANTABLERANGE message.
304
#define IX_ETHNPE_VLAN_SETPORTVLANTABLERANGE_ACK 0x0A
307
* @def IX_ETHNPE_VLAN_SETRXQOSENTRY_ACK
309
* @brief Acknowledgment to IX_ETHNPE_VLAN_SETRXQOSENTRY message.
311
#define IX_ETHNPE_VLAN_SETRXQOSENTRY_ACK 0x0B
314
* @def IX_ETHNPE_VLAN_SETPORTIDEXTRACTIONMODE_ACK
316
* @brief Acknowledgment to IX_ETHNPE_VLAN_SETPORTIDEXTRACTIONMODE message.
318
#define IX_ETHNPE_VLAN_SETPORTIDEXTRACTIONMODE_ACK 0x0C
321
* @def IX_ETHNPE_STP_SETBLOCKINGSTATE_ACK
323
* @brief Acknowledgment to IX_ETHNPE_STP_SETBLOCKINGSTATE message.
325
#define IX_ETHNPE_STP_SETBLOCKINGSTATE_ACK 0x0D
328
* @def IX_ETHNPE_FW_SETFIREWALLMODE_ACK
330
* @brief Acknowledgment to IX_ETHNPE_FW_SETFIREWALLMODE message.
332
#define IX_ETHNPE_FW_SETFIREWALLMODE_ACK 0x0E
335
* @def IX_ETHNPE_PC_SETFRAMECONTROLDURATIONID_ACK
337
* @brief Acknowledgment to IX_ETHNPE_PC_SETFRAMECONTROLDURATIONID message.
339
#define IX_ETHNPE_PC_SETFRAMECONTROLDURATIONID_ACK 0x0F
342
* @def IX_ETHNPE_PC_SETBBSID_ACK
344
* @brief Acknowledgment to IX_ETHNPE_PC_SETBBSID message.
346
#define IX_ETHNPE_PC_SETBBSID_ACK 0x10
349
* @def IX_ETHNPE_PC_SETAPMACTABLE_ACK
351
* @brief Acknowledgment to IX_ETHNPE_PC_SETAPMACTABLE message.
353
#define IX_ETHNPE_PC_SETAPMACTABLE_ACK 0x11
356
* @def IX_ETHNPE_SETLOOPBACK_MODE_ACK
358
* @brief Acknowledgment to IX_ETHNPE_SETLOOPBACK_MODE message.
360
#define IX_ETHNPE_SETLOOPBACK_MODE_ACK (0x12)
362
/*--------------------------------------------------------------------------
363
* Queue Manager Queue entry bit field boundary definitions
364
*------------------------------------------------------------------------*/
369
* @brief Macro for mask
371
#define MASK(hi,lo) (((1 << (1 + ((hi) - (lo)))) - 1) << (lo))
376
* @brief Macro for bits
378
#define BITS(x,hi,lo) (((x) & MASK(hi,lo)) >> (lo))
381
* @def IX_ETHNPE_QM_Q_RXENET_LENGTH_MASK
383
* @brief QMgr Queue LENGTH field mask
385
#define IX_ETHNPE_QM_Q_RXENET_LENGTH_MASK 0x3fff
388
* @def IX_ETHNPE_QM_Q_FIELD_FLAG_R
390
* @brief QMgr Queue FLAG field right boundary
392
#define IX_ETHNPE_QM_Q_FIELD_FLAG_R 20
395
* @def IX_ETHNPE_QM_Q_FIELD_FLAG_MASK
397
* @brief QMgr Queue FLAG field mask
399
* Multicast bit : BIT(4)
400
* Broadcast bit : BIT(5)
401
* IP bit : BIT(6) (linux only)
405
#define IX_ETHNPE_QM_Q_FIELD_FLAG_MASK 0x30
407
#define IX_ETHNPE_QM_Q_FIELD_FLAG_MASK 0x70
412
* @def IX_ETHNPE_QM_Q_FIELD_NPEID_L
414
* @brief QMgr Queue NPE ID field left boundary
416
#define IX_ETHNPE_QM_Q_FIELD_NPEID_L 1
419
* @def IX_ETHNPE_QM_Q_FIELD_NPEID_R
421
* @brief QMgr Queue NPE ID field right boundary
423
#define IX_ETHNPE_QM_Q_FIELD_NPEID_R 0
426
* @def IX_ETHNPE_QM_Q_FIELD_PRIOR_L
428
* @brief QMgr Queue Priority field left boundary
430
#define IX_ETHNPE_QM_Q_FIELD_PRIOR_L 2
433
* @def IX_ETHNPE_QM_Q_FIELD_PRIOR_R
435
* @brief QMgr Queue Priority field right boundary
437
#define IX_ETHNPE_QM_Q_FIELD_PRIOR_R 0
440
* @def IX_ETHNPE_QM_Q_FIELD_ADDR_L
442
* @brief QMgr Queue Address field left boundary
444
#define IX_ETHNPE_QM_Q_FIELD_ADDR_L 31
447
* @def IX_ETHNPE_QM_Q_FIELD_ADDR_R
449
* @brief QMgr Queue Address field right boundary
451
#define IX_ETHNPE_QM_Q_FIELD_ADDR_R 5
453
/*--------------------------------------------------------------------------
454
* Queue Manager Queue entry bit field masks
455
*------------------------------------------------------------------------*/
458
* @def IX_ETHNPE_QM_Q_FREEENET_ADDR_MASK
460
* @brief Macro to mask the Address field of the FreeEnet Queue Manager Entry
462
#define IX_ETHNPE_QM_Q_FREEENET_ADDR_MASK \
463
MASK (IX_ETHNPE_QM_Q_FIELD_ADDR_L, \
464
IX_ETHNPE_QM_Q_FIELD_ADDR_R)
467
* @def IX_ETHNPE_QM_Q_RXENET_NPEID_MASK
469
* @brief Macro to mask the NPE ID field of the RxEnet Queue Manager Entry
471
#define IX_ETHNPE_QM_Q_RXENET_NPEID_MASK \
472
MASK (IX_ETHNPE_QM_Q_FIELD_NPEID_L, \
473
IX_ETHNPE_QM_Q_FIELD_NPEID_R)
476
* @def IX_ETHNPE_QM_Q_RXENET_ADDR_MASK
478
* @brief Macro to mask the Mbuf Address field of the RxEnet Queue Manager Entry
480
#define IX_ETHNPE_QM_Q_RXENET_ADDR_MASK \
481
MASK (IX_ETHNPE_QM_Q_FIELD_ADDR_L, \
482
IX_ETHNPE_QM_Q_FIELD_ADDR_R)
485
* @def IX_ETHNPE_QM_Q_TXENET_PRIOR_MASK
487
* @brief Macro to mask the Priority field of the TxEnet Queue Manager Entry
489
#define IX_ETHNPE_QM_Q_TXENET_PRIOR_MASK \
490
MASK (IX_ETHNPE_QM_Q_FIELD_PRIOR_L, \
491
IX_ETHNPE_QM_Q_FIELD_PRIOR_R)
494
* @def IX_ETHNPE_QM_Q_TXENET_ADDR_MASK
496
* @brief Macro to mask the Mbuf Address field of the TxEnet Queue Manager Entry
498
#define IX_ETHNPE_QM_Q_TXENET_ADDR_MASK \
499
MASK (IX_ETHNPE_QM_Q_FIELD_ADDR_L, \
500
IX_ETHNPE_QM_Q_FIELD_ADDR_R)
503
* @def IX_ETHNPE_QM_Q_TXENETDONE_NPEID_MASK
505
* @brief Macro to mask the NPE ID field of the TxEnetDone Queue Manager Entry
507
#define IX_ETHNPE_QM_Q_TXENETDONE_NPEID_MASK \
508
MASK (IX_ETHNPE_QM_Q_FIELD_NPEID_L, \
509
IX_ETHNPE_QM_Q_FIELD_NPEID_R)
512
* @def IX_ETHNPE_QM_Q_TXENETDONE_ADDR_MASK
514
* @brief Macro to mask the Mbuf Address field of the TxEnetDone Queue Manager
517
#define IX_ETHNPE_QM_Q_TXENETDONE_ADDR_MASK \
518
MASK (IX_ETHNPE_QM_Q_FIELD_ADDR_L, \
519
IX_ETHNPE_QM_Q_FIELD_ADDR_R)
521
/*--------------------------------------------------------------------------
522
* Queue Manager Queue entry bit field value extraction macros
523
*------------------------------------------------------------------------*/
526
* @def IX_ETHNPE_QM_Q_FREEENET_ADDR_VAL(x)
528
* @brief Extraction macro for Address field of FreeNet Queue Manager Entry
530
* Pointer to an mbuf buffer descriptor
532
#define IX_ETHNPE_QM_Q_FREEENET_ADDR_VAL(x) \
533
((x) & IX_ETHNPE_QM_Q_FREEENET_ADDR_MASK)
536
* @def IX_ETHNPE_QM_Q_RXENET_NPEID_VAL(x)
538
* @brief Extraction macro for NPE ID field of RxEnet Queue Manager Entry
540
* Set to 0 for entries originating from the Eth0 NPE;
541
* Set to 1 for entries originating from the Eth1 NPE.
543
#define IX_ETHNPE_QM_Q_RXENET_NPEID_VAL(x) \
544
BITS (x, IX_ETHNPE_QM_Q_FIELD_NPEID_L, \
545
IX_ETHNPE_QM_Q_FIELD_NPEID_R)
548
* @def IX_ETHNPE_QM_Q_RXENET_PORTID_VAL(x)
550
* @brief Extraction macro for Port ID field of RxEnet Queue Manager Entry
552
* 0-5: Assignable (by the XScale client) to any of the physical ports.
554
* 7: Indication that the NPE did not find the associated frame's destination MAC address within
555
* its internal filtering database.
557
#define IX_ETHNPE_QM_Q_RXENET_PORTID_VAL(x) \
558
BITS (x, IX_ETHNPE_QM_Q_FIELD_PORTID_L, \
559
IX_ETHNPE_QM_Q_Field_PortID_R)
562
* @def IX_ETHNPE_QM_Q_RXENET_ADDR_VAL(x)
564
* @brief Extraction macro for Address field of RxEnet Queue Manager Entry
566
* Pointer to an mbuf buffer descriptor
568
#define IX_ETHNPE_QM_Q_RXENET_ADDR_VAL(x) \
569
((x) & IX_ETHNPE_QM_Q_RXENET_ADDR_MASK)
572
* @def IX_ETHNPE_QM_Q_TXENET_PRIOR_VAL(x)
574
* @brief Extraction macro for Priority field of TxEnet Queue Manager Entry
576
* Priority of the packet (as described in IEEE 802.1D). This field is
577
* cleared upon return from the Ethernet NPE to the TxEnetDone queue.
579
#define IX_ETHNPE_QM_Q_TXENET_PRIOR_VAL(x) \
580
BITS (x, IX_ETHNPE_QM_Q_FIELD_PRIOR_L, \
581
IX_ETHNPE_QM_Q_FIELD_PRIOR_R)
584
* @def IX_ETHNPE_QM_Q_TXENET_ADDR_VAL(x)
586
* @brief Extraction macro for Address field of Queue Manager TxEnet Queue
589
* Pointer to an mbuf buffer descriptor
591
#define IX_ETHNPE_QM_Q_TXENET_ADDR_VAL(x) \
592
((x) & IX_ETHNPE_QM_Q_TXENET_ADDR_MASK)
595
* @def IX_ETHNPE_QM_Q_TXENETDONE_NPEID_VAL(x)
597
* @brief Extraction macro for NPE ID field of TxEnetDone Queue Manager Entry
599
* Set to 0 for entries originating from the Eth0 NPE; set to 1 for en-tries
600
* originating from the Eth1 NPE.
602
#define IX_ETHNPE_QM_Q_TXENETDONE_NPEID_VAL(x) \
603
BITS (x, IX_ETHNPE_QM_Q_FIELD_NPEID_L, \
604
IX_ETHNPE_QM_Q_FIELD_NPEID_R)
607
* @def IX_ETHNPE_QM_Q_TXENETDONE_ADDR_VAL(x)
609
* @brief Extraction macro for Address field of TxEnetDone Queue Manager Entry
611
* Pointer to an mbuf buffer descriptor
613
#define IX_ETHNPE_QM_Q_TXENETDONE_ADDR_VAL(x) \
614
((x) & IX_ETHNPE_QM_Q_TXENETDONE_ADDR_MASK)
617
/*--------------------------------------------------------------------------
619
*------------------------------------------------------------------------*/
622
* @def IX_ETHNPE_ACC_RXFREE_BUFFER_LENGTH_MIN
624
* @brief Macro to check the minimum length of a rx free buffer
626
#define IX_ETHNPE_ACC_RXFREE_BUFFER_LENGTH_MIN (64)
629
* @def IX_ETHNPE_ACC_RXFREE_BUFFER_LENGTH_MASK
631
* @brief Mask to apply to the mbuf length before submitting it to the NPE
632
* (the NPE handles only rx free mbufs which are multiple of 64)
634
* @sa IX_ETHNPE_ACC_RXFREE_BUFFER_LENGTH_MASK
636
#define IX_ETHNPE_ACC_RXFREE_BUFFER_LENGTH_MASK (~63)
639
* @def IX_ETHNPE_ACC_RXFREE_BUFFER_ROUND_UP(size)
641
* @brief Round up to get the size necessary to receive without chaining
642
* the frames which are (size) bytes (the NPE operates by multiple of 64)
643
* e.g. To receive 1514 bytes frames, the size of the buffers in replenish
644
* has to be at least (1514+63)&(~63) = 1536 bytes.
647
#define IX_ETHNPE_ACC_RXFREE_BUFFER_ROUND_UP(size) (((size) + 63) & ~63)
650
* @def IX_ETHNPE_ACC_RXFREE_BUFFER_ROUND_DOWN(size)
652
* @brief Round down to apply to the mbuf length before submitting
653
* it to the NPE. (the NPE operates by multiple of 64)
656
#define IX_ETHNPE_ACC_RXFREE_BUFFER_ROUND_DOWN(size) ((size) & ~63)
659
* @def IX_ETHNPE_ACC_FRAME_LENGTH_MAX
661
* @brief maximum mbuf length supported by the NPE
663
* @sa IX_ETHNPE_ACC_FRAME_LENGTH_MAX
665
#define IX_ETHNPE_ACC_FRAME_LENGTH_MAX (16320)
668
* @def IX_ETHNPE_ACC_FRAME_LENGTH_DEFAULT
670
* @brief default mbuf length supported by the NPE
672
* @sa IX_ETHNPE_ACC_FRAME_LENGTH_DEFAULT
674
#define IX_ETHNPE_ACC_FRAME_LENGTH_DEFAULT (1522)
677
* @def IX_ETHNPE_ACC_LENGTH_OFFSET
679
* @brief Offset of the cluster length field in the word shared with the NPEs
681
#define IX_ETHNPE_ACC_LENGTH_OFFSET 16
684
* @def IX_ETHNPE_ACC_PKTLENGTH_MASK
686
* @brief Mask of the cluster length field in the word shared with the NPEs
688
#define IX_ETHNPE_ACC_PKTLENGTH_MASK 0x3fff
695
#endif /* __doxygen_HIDE */