Merge remote-tracking branch 'lightnvm/for-next'
[deliverable/linux.git] / drivers / infiniband / hw / hfi1 / chip.h
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1#ifndef _CHIP_H
2#define _CHIP_H
3/*
05d6ac1d 4 * Copyright(c) 2015, 2016 Intel Corporation.
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5 *
6 * This file is provided under a dual BSD/GPLv2 license. When using or
7 * redistributing this file, you may do so under either license.
8 *
9 * GPL LICENSE SUMMARY
10 *
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11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of version 2 of the GNU General Public License as
13 * published by the Free Software Foundation.
14 *
15 * This program is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * General Public License for more details.
19 *
20 * BSD LICENSE
21 *
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22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
25 *
26 * - Redistributions of source code must retain the above copyright
27 * notice, this list of conditions and the following disclaimer.
28 * - Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in
30 * the documentation and/or other materials provided with the
31 * distribution.
32 * - Neither the name of Intel Corporation nor the names of its
33 * contributors may be used to endorse or promote products derived
34 * from this software without specific prior written permission.
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
37 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
38 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
39 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
40 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
42 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
43 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
44 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
45 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
46 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
47 *
48 */
49
50/*
51 * This file contains all of the defines that is specific to the HFI chip
52 */
53
54/* sizes */
55#define CCE_NUM_MSIX_VECTORS 256
56#define CCE_NUM_INT_CSRS 12
57#define CCE_NUM_INT_MAP_CSRS 96
58#define NUM_INTERRUPT_SOURCES 768
59#define RXE_NUM_CONTEXTS 160
60#define RXE_PER_CONTEXT_SIZE 0x1000 /* 4k */
61#define RXE_NUM_TID_FLOWS 32
62#define RXE_NUM_DATA_VL 8
63#define TXE_NUM_CONTEXTS 160
64#define TXE_NUM_SDMA_ENGINES 16
65#define NUM_CONTEXTS_PER_SET 8
66#define VL_ARB_HIGH_PRIO_TABLE_SIZE 16
67#define VL_ARB_LOW_PRIO_TABLE_SIZE 16
68#define VL_ARB_TABLE_SIZE 16
69#define TXE_NUM_32_BIT_COUNTER 7
70#define TXE_NUM_64_BIT_COUNTER 30
71#define TXE_NUM_DATA_VL 8
72#define TXE_PIO_SIZE (32 * 0x100000) /* 32 MB */
73#define PIO_BLOCK_SIZE 64 /* bytes */
74#define SDMA_BLOCK_SIZE 64 /* bytes */
75#define RCV_BUF_BLOCK_SIZE 64 /* bytes */
76#define PIO_CMASK 0x7ff /* counter mask for free and fill counters */
77#define MAX_EAGER_ENTRIES 2048 /* max receive eager entries */
78#define MAX_TID_PAIR_ENTRIES 1024 /* max receive expected pairs */
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79/*
80 * Virtual? Allocation Unit, defined as AU = 8*2^vAU, 64 bytes, AU is fixed
81 * at 64 bytes for all generation one devices
82 */
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83#define CM_VAU 3
84/* HFI link credit count, AKA receive buffer depth (RBUF_DEPTH) */
85#define CM_GLOBAL_CREDITS 0x940
86/* Number of PKey entries in the HW */
87#define MAX_PKEY_VALUES 16
88
89#include "chip_registers.h"
90
91#define RXE_PER_CONTEXT_USER (RXE + RXE_PER_CONTEXT_OFFSET)
92#define TXE_PIO_SEND (TXE + TXE_PIO_SEND_OFFSET)
93
94/* PBC flags */
3f34d958 95#define PBC_INTR BIT_ULL(31)
77241056 96#define PBC_DC_INFO_SHIFT (30)
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97#define PBC_DC_INFO BIT_ULL(PBC_DC_INFO_SHIFT)
98#define PBC_TEST_EBP BIT_ULL(29)
99#define PBC_PACKET_BYPASS BIT_ULL(28)
100#define PBC_CREDIT_RETURN BIT_ULL(25)
101#define PBC_INSERT_BYPASS_ICRC BIT_ULL(24)
102#define PBC_TEST_BAD_ICRC BIT_ULL(23)
103#define PBC_FECN BIT_ULL(22)
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104
105/* PbcInsertHcrc field settings */
106#define PBC_IHCRC_LKDETH 0x0 /* insert @ local KDETH offset */
107#define PBC_IHCRC_GKDETH 0x1 /* insert @ global KDETH offset */
108#define PBC_IHCRC_NONE 0x2 /* no HCRC inserted */
109
110/* PBC fields */
111#define PBC_STATIC_RATE_CONTROL_COUNT_SHIFT 32
112#define PBC_STATIC_RATE_CONTROL_COUNT_MASK 0xffffull
113#define PBC_STATIC_RATE_CONTROL_COUNT_SMASK \
114 (PBC_STATIC_RATE_CONTROL_COUNT_MASK << \
115 PBC_STATIC_RATE_CONTROL_COUNT_SHIFT)
116
117#define PBC_INSERT_HCRC_SHIFT 26
118#define PBC_INSERT_HCRC_MASK 0x3ull
119#define PBC_INSERT_HCRC_SMASK \
120 (PBC_INSERT_HCRC_MASK << PBC_INSERT_HCRC_SHIFT)
121
122#define PBC_VL_SHIFT 12
123#define PBC_VL_MASK 0xfull
124#define PBC_VL_SMASK (PBC_VL_MASK << PBC_VL_SHIFT)
125
126#define PBC_LENGTH_DWS_SHIFT 0
127#define PBC_LENGTH_DWS_MASK 0xfffull
128#define PBC_LENGTH_DWS_SMASK \
129 (PBC_LENGTH_DWS_MASK << PBC_LENGTH_DWS_SHIFT)
130
131/* Credit Return Fields */
132#define CR_COUNTER_SHIFT 0
133#define CR_COUNTER_MASK 0x7ffull
134#define CR_COUNTER_SMASK (CR_COUNTER_MASK << CR_COUNTER_SHIFT)
135
136#define CR_STATUS_SHIFT 11
137#define CR_STATUS_MASK 0x1ull
138#define CR_STATUS_SMASK (CR_STATUS_MASK << CR_STATUS_SHIFT)
139
140#define CR_CREDIT_RETURN_DUE_TO_PBC_SHIFT 12
141#define CR_CREDIT_RETURN_DUE_TO_PBC_MASK 0x1ull
142#define CR_CREDIT_RETURN_DUE_TO_PBC_SMASK \
143 (CR_CREDIT_RETURN_DUE_TO_PBC_MASK << \
144 CR_CREDIT_RETURN_DUE_TO_PBC_SHIFT)
145
146#define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SHIFT 13
147#define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_MASK 0x1ull
148#define CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SMASK \
149 (CR_CREDIT_RETURN_DUE_TO_THRESHOLD_MASK << \
150 CR_CREDIT_RETURN_DUE_TO_THRESHOLD_SHIFT)
151
152#define CR_CREDIT_RETURN_DUE_TO_ERR_SHIFT 14
153#define CR_CREDIT_RETURN_DUE_TO_ERR_MASK 0x1ull
154#define CR_CREDIT_RETURN_DUE_TO_ERR_SMASK \
155 (CR_CREDIT_RETURN_DUE_TO_ERR_MASK << \
156 CR_CREDIT_RETURN_DUE_TO_ERR_SHIFT)
157
158#define CR_CREDIT_RETURN_DUE_TO_FORCE_SHIFT 15
159#define CR_CREDIT_RETURN_DUE_TO_FORCE_MASK 0x1ull
160#define CR_CREDIT_RETURN_DUE_TO_FORCE_SMASK \
161 (CR_CREDIT_RETURN_DUE_TO_FORCE_MASK << \
162 CR_CREDIT_RETURN_DUE_TO_FORCE_SHIFT)
163
164/* interrupt source numbers */
165#define IS_GENERAL_ERR_START 0
166#define IS_SDMAENG_ERR_START 16
167#define IS_SENDCTXT_ERR_START 32
168#define IS_SDMA_START 192 /* includes SDmaProgress,SDmaIdle */
169#define IS_VARIOUS_START 240
170#define IS_DC_START 248
171#define IS_RCVAVAIL_START 256
172#define IS_RCVURGENT_START 416
173#define IS_SENDCREDIT_START 576
174#define IS_RESERVED_START 736
175#define IS_MAX_SOURCES 768
176
177/* derived interrupt source values */
178#define IS_GENERAL_ERR_END IS_SDMAENG_ERR_START
179#define IS_SDMAENG_ERR_END IS_SENDCTXT_ERR_START
180#define IS_SENDCTXT_ERR_END IS_SDMA_START
181#define IS_SDMA_END IS_VARIOUS_START
182#define IS_VARIOUS_END IS_DC_START
183#define IS_DC_END IS_RCVAVAIL_START
184#define IS_RCVAVAIL_END IS_RCVURGENT_START
185#define IS_RCVURGENT_END IS_SENDCREDIT_START
186#define IS_SENDCREDIT_END IS_RESERVED_START
187#define IS_RESERVED_END IS_MAX_SOURCES
188
189/* absolute interrupt numbers for QSFP1Int and QSFP2Int */
190#define QSFP1_INT 242
191#define QSFP2_INT 243
192
193/* DCC_CFG_PORT_CONFIG logical link states */
194#define LSTATE_DOWN 0x1
195#define LSTATE_INIT 0x2
196#define LSTATE_ARMED 0x3
197#define LSTATE_ACTIVE 0x4
198
199/* DC8051_STS_CUR_STATE port values (physical link states) */
200#define PLS_DISABLED 0x30
201#define PLS_OFFLINE 0x90
202#define PLS_OFFLINE_QUIET 0x90
203#define PLS_OFFLINE_PLANNED_DOWN_INFORM 0x91
204#define PLS_OFFLINE_READY_TO_QUIET_LT 0x92
205#define PLS_OFFLINE_REPORT_FAILURE 0x93
206#define PLS_OFFLINE_READY_TO_QUIET_BCC 0x94
207#define PLS_POLLING 0x20
208#define PLS_POLLING_QUIET 0x20
209#define PLS_POLLING_ACTIVE 0x21
210#define PLS_CONFIGPHY 0x40
211#define PLS_CONFIGPHY_DEBOUCE 0x40
212#define PLS_CONFIGPHY_ESTCOMM 0x41
213#define PLS_CONFIGPHY_ESTCOMM_TXRX_HUNT 0x42
3db68f46 214#define PLS_CONFIGPHY_ESTCOMM_LOCAL_COMPLETE 0x43
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215#define PLS_CONFIGPHY_OPTEQ 0x44
216#define PLS_CONFIGPHY_OPTEQ_OPTIMIZING 0x44
217#define PLS_CONFIGPHY_OPTEQ_LOCAL_COMPLETE 0x45
218#define PLS_CONFIGPHY_VERIFYCAP 0x46
219#define PLS_CONFIGPHY_VERIFYCAP_EXCHANGE 0x46
220#define PLS_CONFIGPHY_VERIFYCAP_LOCAL_COMPLETE 0x47
221#define PLS_CONFIGLT 0x48
222#define PLS_CONFIGLT_CONFIGURE 0x48
223#define PLS_CONFIGLT_LINK_TRANSFER_ACTIVE 0x49
224#define PLS_LINKUP 0x50
225#define PLS_PHYTEST 0xB0
226#define PLS_INTERNAL_SERDES_LOOPBACK 0xe1
227#define PLS_QUICK_LINKUP 0xe2
228
229/* DC_DC8051_CFG_HOST_CMD_0.REQ_TYPE - 8051 host commands */
230#define HCMD_LOAD_CONFIG_DATA 0x01
231#define HCMD_READ_CONFIG_DATA 0x02
232#define HCMD_CHANGE_PHY_STATE 0x03
233#define HCMD_SEND_LCB_IDLE_MSG 0x04
234#define HCMD_MISC 0x05
235#define HCMD_READ_LCB_IDLE_MSG 0x06
236#define HCMD_READ_LCB_CSR 0x07
3bf40d65 237#define HCMD_WRITE_LCB_CSR 0x08
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238#define HCMD_INTERFACE_TEST 0xff
239
240/* DC_DC8051_CFG_HOST_CMD_1.RETURN_CODE - 8051 host command return */
241#define HCMD_SUCCESS 2
242
243/* DC_DC8051_DBG_ERR_INFO_SET_BY_8051.ERROR - error flags */
349ac71f 244#define SPICO_ROM_FAILED BIT(0)
245#define UNKNOWN_FRAME BIT(1)
246#define TARGET_BER_NOT_MET BIT(2)
247#define FAILED_SERDES_INTERNAL_LOOPBACK BIT(3)
248#define FAILED_SERDES_INIT BIT(4)
249#define FAILED_LNI_POLLING BIT(5)
250#define FAILED_LNI_DEBOUNCE BIT(6)
251#define FAILED_LNI_ESTBCOMM BIT(7)
252#define FAILED_LNI_OPTEQ BIT(8)
253#define FAILED_LNI_VERIFY_CAP1 BIT(9)
254#define FAILED_LNI_VERIFY_CAP2 BIT(10)
255#define FAILED_LNI_CONFIGLT BIT(11)
8fefef12 256#define HOST_HANDSHAKE_TIMEOUT BIT(12)
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257
258#define FAILED_LNI (FAILED_LNI_POLLING | FAILED_LNI_DEBOUNCE \
259 | FAILED_LNI_ESTBCOMM | FAILED_LNI_OPTEQ \
260 | FAILED_LNI_VERIFY_CAP1 \
261 | FAILED_LNI_VERIFY_CAP2 \
8fefef12 262 | FAILED_LNI_CONFIGLT | HOST_HANDSHAKE_TIMEOUT)
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263
264/* DC_DC8051_DBG_ERR_INFO_SET_BY_8051.HOST_MSG - host message flags */
349ac71f 265#define HOST_REQ_DONE BIT(0)
266#define BC_PWR_MGM_MSG BIT(1)
267#define BC_SMA_MSG BIT(2)
268#define BC_BCC_UNKNOWN_MSG BIT(3)
269#define BC_IDLE_UNKNOWN_MSG BIT(4)
270#define EXT_DEVICE_CFG_REQ BIT(5)
271#define VERIFY_CAP_FRAME BIT(6)
272#define LINKUP_ACHIEVED BIT(7)
273#define LINK_GOING_DOWN BIT(8)
274#define LINK_WIDTH_DOWNGRADED BIT(9)
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275
276/* DC_DC8051_CFG_EXT_DEV_1.REQ_TYPE - 8051 host requests */
277#define HREQ_LOAD_CONFIG 0x01
278#define HREQ_SAVE_CONFIG 0x02
279#define HREQ_READ_CONFIG 0x03
280#define HREQ_SET_TX_EQ_ABS 0x04
281#define HREQ_SET_TX_EQ_REL 0x05
282#define HREQ_ENABLE 0x06
283#define HREQ_CONFIG_DONE 0xfe
284#define HREQ_INTERFACE_TEST 0xff
285
286/* DC_DC8051_CFG_EXT_DEV_0.RETURN_CODE - 8051 host request return codes */
287#define HREQ_INVALID 0x01
288#define HREQ_SUCCESS 0x02
289#define HREQ_NOT_SUPPORTED 0x03
290#define HREQ_FEATURE_NOT_SUPPORTED 0x04 /* request specific feature */
291#define HREQ_REQUEST_REJECTED 0xfe
292#define HREQ_EXECUTION_ONGOING 0xff
293
294/* MISC host command functions */
295#define HCMD_MISC_REQUEST_LCB_ACCESS 0x1
296#define HCMD_MISC_GRANT_LCB_ACCESS 0x2
297
298/* idle flit message types */
299#define IDLE_PHYSICAL_LINK_MGMT 0x1
300#define IDLE_CRU 0x2
301#define IDLE_SMA 0x3
302#define IDLE_POWER_MGMT 0x4
303
304/* idle flit message send fields (both send and read) */
305#define IDLE_PAYLOAD_MASK 0xffffffffffull /* 40 bits */
306#define IDLE_PAYLOAD_SHIFT 8
307#define IDLE_MSG_TYPE_MASK 0xf
308#define IDLE_MSG_TYPE_SHIFT 0
309
310/* idle flit message read fields */
311#define READ_IDLE_MSG_TYPE_MASK 0xf
312#define READ_IDLE_MSG_TYPE_SHIFT 0
313
314/* SMA idle flit payload commands */
315#define SMA_IDLE_ARM 1
316#define SMA_IDLE_ACTIVE 2
317
318/* DC_DC8051_CFG_MODE.GENERAL bits */
319#define DISABLE_SELF_GUID_CHECK 0x2
320
321/*
322 * Eager buffer minimum and maximum sizes supported by the hardware.
323 * All power-of-two sizes in between are supported as well.
324 * MAX_EAGER_BUFFER_TOTAL is the maximum size of memory
325 * allocatable for Eager buffer to a single context. All others
326 * are limits for the RcvArray entries.
327 */
328#define MIN_EAGER_BUFFER (4 * 1024)
329#define MAX_EAGER_BUFFER (256 * 1024)
330#define MAX_EAGER_BUFFER_TOTAL (64 * (1 << 20)) /* max per ctxt 64MB */
331#define MAX_EXPECTED_BUFFER (2048 * 1024)
332
333/*
334 * Receive expected base and count and eager base and count increment -
335 * the CSR fields hold multiples of this value.
336 */
337#define RCV_SHIFT 3
349ac71f 338#define RCV_INCREMENT BIT(RCV_SHIFT)
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339
340/*
341 * Receive header queue entry increment - the CSR holds multiples of
342 * this value.
343 */
344#define HDRQ_SIZE_SHIFT 5
349ac71f 345#define HDRQ_INCREMENT BIT(HDRQ_SIZE_SHIFT)
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346
347/*
348 * Freeze handling flags
349 */
350#define FREEZE_ABORT 0x01 /* do not do recovery */
351#define FREEZE_SELF 0x02 /* initiate the freeze */
352#define FREEZE_LINK_DOWN 0x04 /* link is down */
353
354/*
355 * Chip implementation codes.
356 */
357#define ICODE_RTL_SILICON 0x00
358#define ICODE_RTL_VCS_SIMULATION 0x01
359#define ICODE_FPGA_EMULATION 0x02
360#define ICODE_FUNCTIONAL_SIMULATOR 0x03
361
362/*
363 * 8051 data memory size.
364 */
365#define DC8051_DATA_MEM_SIZE 0x1000
366
367/*
368 * 8051 firmware registers
369 */
370#define NUM_GENERAL_FIELDS 0x17
371#define NUM_LANE_FIELDS 0x8
372
373/* 8051 general register Field IDs */
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374#define LINK_OPTIMIZATION_SETTINGS 0x00
375#define LINK_TUNING_PARAMETERS 0x02
376#define DC_HOST_COMM_SETTINGS 0x03
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377#define TX_SETTINGS 0x06
378#define VERIFY_CAP_LOCAL_PHY 0x07
379#define VERIFY_CAP_LOCAL_FABRIC 0x08
380#define VERIFY_CAP_LOCAL_LINK_WIDTH 0x09
381#define LOCAL_DEVICE_ID 0x0a
382#define LOCAL_LNI_INFO 0x0c
383#define REMOTE_LNI_INFO 0x0d
384#define MISC_STATUS 0x0e
385#define VERIFY_CAP_REMOTE_PHY 0x0f
386#define VERIFY_CAP_REMOTE_FABRIC 0x10
387#define VERIFY_CAP_REMOTE_LINK_WIDTH 0x11
388#define LAST_LOCAL_STATE_COMPLETE 0x12
389#define LAST_REMOTE_STATE_COMPLETE 0x13
390#define LINK_QUALITY_INFO 0x14
391#define REMOTE_DEVICE_ID 0x15
feb831dd 392#define LINK_DOWN_REASON 0x16
77241056 393
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394/* 8051 lane specific register field IDs */
395#define TX_EQ_SETTINGS 0x00
396#define CHANNEL_LOSS_SETTINGS 0x05
397
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398/* Lane ID for general configuration registers */
399#define GENERAL_CONFIG 4
400
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401/* LINK_TUNING_PARAMETERS fields */
402#define TUNING_METHOD_SHIFT 24
403
404/* LINK_OPTIMIZATION_SETTINGS fields */
405#define ENABLE_EXT_DEV_CONFIG_SHIFT 24
406
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407/* LOAD_DATA 8051 command shifts and fields */
408#define LOAD_DATA_FIELD_ID_SHIFT 40
409#define LOAD_DATA_FIELD_ID_MASK 0xfull
410#define LOAD_DATA_LANE_ID_SHIFT 32
411#define LOAD_DATA_LANE_ID_MASK 0xfull
412#define LOAD_DATA_DATA_SHIFT 0x0
413#define LOAD_DATA_DATA_MASK 0xffffffffull
414
415/* READ_DATA 8051 command shifts and fields */
416#define READ_DATA_FIELD_ID_SHIFT 40
417#define READ_DATA_FIELD_ID_MASK 0xffull
418#define READ_DATA_LANE_ID_SHIFT 32
419#define READ_DATA_LANE_ID_MASK 0xffull
420#define READ_DATA_DATA_SHIFT 0x0
421#define READ_DATA_DATA_MASK 0xffffffffull
422
423/* TX settings fields */
424#define ENABLE_LANE_TX_SHIFT 0
425#define ENABLE_LANE_TX_MASK 0xff
426#define TX_POLARITY_INVERSION_SHIFT 8
427#define TX_POLARITY_INVERSION_MASK 0xff
428#define RX_POLARITY_INVERSION_SHIFT 16
429#define RX_POLARITY_INVERSION_MASK 0xff
430#define MAX_RATE_SHIFT 24
431#define MAX_RATE_MASK 0xff
432
433/* verify capability PHY fields */
434#define CONTINIOUS_REMOTE_UPDATE_SUPPORT_SHIFT 0x4
435#define CONTINIOUS_REMOTE_UPDATE_SUPPORT_MASK 0x1
436#define POWER_MANAGEMENT_SHIFT 0x0
437#define POWER_MANAGEMENT_MASK 0xf
438
439/* 8051 lane register Field IDs */
440#define SPICO_FW_VERSION 0x7 /* SPICO firmware version */
441
442/* SPICO firmware version fields */
443#define SPICO_ROM_VERSION_SHIFT 0
444#define SPICO_ROM_VERSION_MASK 0xffff
445#define SPICO_ROM_PROD_ID_SHIFT 16
446#define SPICO_ROM_PROD_ID_MASK 0xffff
447
448/* verify capability fabric fields */
449#define VAU_SHIFT 0
450#define VAU_MASK 0x0007
451#define Z_SHIFT 3
452#define Z_MASK 0x0001
453#define VCU_SHIFT 4
454#define VCU_MASK 0x0007
455#define VL15BUF_SHIFT 8
456#define VL15BUF_MASK 0x0fff
457#define CRC_SIZES_SHIFT 20
458#define CRC_SIZES_MASK 0x7
459
460/* verify capability local link width fields */
461#define LINK_WIDTH_SHIFT 0 /* also for remote link width */
462#define LINK_WIDTH_MASK 0xffff /* also for remote link width */
463#define LOCAL_FLAG_BITS_SHIFT 16
464#define LOCAL_FLAG_BITS_MASK 0xff
465#define MISC_CONFIG_BITS_SHIFT 24
466#define MISC_CONFIG_BITS_MASK 0xff
467
468/* verify capability remote link width fields */
469#define REMOTE_TX_RATE_SHIFT 16
470#define REMOTE_TX_RATE_MASK 0xff
471
472/* LOCAL_DEVICE_ID fields */
473#define LOCAL_DEVICE_REV_SHIFT 0
474#define LOCAL_DEVICE_REV_MASK 0xff
475#define LOCAL_DEVICE_ID_SHIFT 8
476#define LOCAL_DEVICE_ID_MASK 0xffff
477
478/* REMOTE_DEVICE_ID fields */
479#define REMOTE_DEVICE_REV_SHIFT 0
480#define REMOTE_DEVICE_REV_MASK 0xff
481#define REMOTE_DEVICE_ID_SHIFT 8
482#define REMOTE_DEVICE_ID_MASK 0xffff
483
484/* local LNI link width fields */
485#define ENABLE_LANE_RX_SHIFT 16
486#define ENABLE_LANE_RX_MASK 0xff
487
488/* mask, shift for reading 'mgmt_enabled' value from REMOTE_LNI_INFO field */
489#define MGMT_ALLOWED_SHIFT 23
490#define MGMT_ALLOWED_MASK 0x1
491
492/* mask, shift for 'link_quality' within LINK_QUALITY_INFO field */
493#define LINK_QUALITY_SHIFT 24
494#define LINK_QUALITY_MASK 0x7
495
496/*
497 * mask, shift for reading 'planned_down_remote_reason_code'
498 * from LINK_QUALITY_INFO field
499 */
500#define DOWN_REMOTE_REASON_SHIFT 16
501#define DOWN_REMOTE_REASON_MASK 0xff
502
503/* verify capability PHY power management bits */
504#define PWRM_BER_CONTROL 0x1
505#define PWRM_BANDWIDTH_CONTROL 0x2
506
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507/* 8051 link down reasons */
508#define LDR_LINK_TRANSFER_ACTIVE_LOW 0xa
509#define LDR_RECEIVED_LINKDOWN_IDLE_MSG 0xb
510#define LDR_RECEIVED_HOST_OFFLINE_REQ 0xc
511
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512/* verify capability fabric CRC size bits */
513enum {
514 CAP_CRC_14B = (1 << 0), /* 14b CRC */
515 CAP_CRC_48B = (1 << 1), /* 48b CRC */
516 CAP_CRC_12B_16B_PER_LANE = (1 << 2) /* 12b-16b per lane CRC */
517};
518
519#define SUPPORTED_CRCS (CAP_CRC_14B | CAP_CRC_48B)
520
521/* misc status version fields */
522#define STS_FM_VERSION_A_SHIFT 16
523#define STS_FM_VERSION_A_MASK 0xff
524#define STS_FM_VERSION_B_SHIFT 24
525#define STS_FM_VERSION_B_MASK 0xff
526
527/* LCB_CFG_CRC_MODE TX_VAL and RX_VAL CRC mode values */
528#define LCB_CRC_16B 0x0 /* 16b CRC */
529#define LCB_CRC_14B 0x1 /* 14b CRC */
530#define LCB_CRC_48B 0x2 /* 48b CRC */
531#define LCB_CRC_12B_16B_PER_LANE 0x3 /* 12b-16b per lane CRC */
532
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533/*
534 * the following enum is (almost) a copy/paste of the definition
535 * in the OPA spec, section 20.2.2.6.8 (PortInfo)
536 */
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537enum {
538 PORT_LTP_CRC_MODE_NONE = 0,
539 PORT_LTP_CRC_MODE_14 = 1, /* 14-bit LTP CRC mode (optional) */
540 PORT_LTP_CRC_MODE_16 = 2, /* 16-bit LTP CRC mode */
541 PORT_LTP_CRC_MODE_48 = 4,
542 /* 48-bit overlapping LTP CRC mode (optional) */
543 PORT_LTP_CRC_MODE_PER_LANE = 8
544 /* 12 to 16 bit per lane LTP CRC mode (optional) */
545};
546
547/* timeouts */
548#define LINK_RESTART_DELAY 1000 /* link restart delay, in ms */
549#define TIMEOUT_8051_START 5000 /* 8051 start timeout, in ms */
550#define DC8051_COMMAND_TIMEOUT 20000 /* DC8051 command timeout, in ms */
551#define FREEZE_STATUS_TIMEOUT 20 /* wait for freeze indicators, in ms */
552#define VL_STATUS_CLEAR_TIMEOUT 5000 /* per-VL status clear, in ms */
553#define CCE_STATUS_TIMEOUT 10 /* time to clear CCE Status, in ms */
554
555/* cclock tick time, in picoseconds per tick: 1/speed * 10^12 */
556#define ASIC_CCLOCK_PS 1242 /* 805 MHz */
557#define FPGA_CCLOCK_PS 30300 /* 33 MHz */
558
559/*
560 * Mask of enabled MISC errors. Do not enable the two RSA engine errors -
561 * see firmware.c:run_rsa() for details.
562 */
563#define DRIVER_MISC_MASK \
564 (~(MISC_ERR_STATUS_MISC_FW_AUTH_FAILED_ERR_SMASK \
565 | MISC_ERR_STATUS_MISC_KEY_MISMATCH_ERR_SMASK))
566
567/* valid values for the loopback module parameter */
568#define LOOPBACK_NONE 0 /* no loopback - default */
569#define LOOPBACK_SERDES 1
570#define LOOPBACK_LCB 2
571#define LOOPBACK_CABLE 3 /* external cable */
572
573/* read and write hardware registers */
574u64 read_csr(const struct hfi1_devdata *dd, u32 offset);
575void write_csr(const struct hfi1_devdata *dd, u32 offset, u64 value);
576
577/*
578 * The *_kctxt_* flavor of the CSR read/write functions are for
579 * per-context or per-SDMA CSRs that are not mappable to user-space.
580 * Their spacing is not a PAGE_SIZE multiple.
581 */
582static inline u64 read_kctxt_csr(const struct hfi1_devdata *dd, int ctxt,
583 u32 offset0)
584{
585 /* kernel per-context CSRs are separated by 0x100 */
586 return read_csr(dd, offset0 + (0x100 * ctxt));
587}
588
589static inline void write_kctxt_csr(struct hfi1_devdata *dd, int ctxt,
590 u32 offset0, u64 value)
591{
592 /* kernel per-context CSRs are separated by 0x100 */
593 write_csr(dd, offset0 + (0x100 * ctxt), value);
594}
595
596int read_lcb_csr(struct hfi1_devdata *dd, u32 offset, u64 *data);
597int write_lcb_csr(struct hfi1_devdata *dd, u32 offset, u64 data);
598
599void __iomem *get_csr_addr(
600 struct hfi1_devdata *dd,
601 u32 offset);
602
603static inline void __iomem *get_kctxt_csr_addr(
604 struct hfi1_devdata *dd,
605 int ctxt,
606 u32 offset0)
607{
608 return get_csr_addr(dd, offset0 + (0x100 * ctxt));
609}
610
611/*
612 * The *_uctxt_* flavor of the CSR read/write functions are for
613 * per-context CSRs that are mappable to user space. All these CSRs
614 * are spaced by a PAGE_SIZE multiple in order to be mappable to
615 * different processes without exposing other contexts' CSRs
616 */
617static inline u64 read_uctxt_csr(const struct hfi1_devdata *dd, int ctxt,
618 u32 offset0)
619{
620 /* user per-context CSRs are separated by 0x1000 */
621 return read_csr(dd, offset0 + (0x1000 * ctxt));
622}
623
624static inline void write_uctxt_csr(struct hfi1_devdata *dd, int ctxt,
625 u32 offset0, u64 value)
626{
627 /* user per-context CSRs are separated by 0x1000 */
628 write_csr(dd, offset0 + (0x1000 * ctxt), value);
629}
630
631u64 create_pbc(struct hfi1_pportdata *ppd, u64, int, u32, u32);
632
633/* firmware.c */
c91b4a12 634#define SBUS_MASTER_BROADCAST 0xfd
77241056
MM
635#define NUM_PCIE_SERDES 16 /* number of PCIe serdes on the SBus */
636extern const u8 pcie_serdes_broadcast[];
637extern const u8 pcie_pcs_addrs[2][NUM_PCIE_SERDES];
c3838b39
EH
638extern uint platform_config_load;
639
77241056
MM
640/* SBus commands */
641#define RESET_SBUS_RECEIVER 0x20
642#define WRITE_SBUS_RECEIVER 0x21
b3bf270b 643#define READ_SBUS_RECEIVER 0x22
77241056
MM
644void sbus_request(struct hfi1_devdata *dd,
645 u8 receiver_addr, u8 data_addr, u8 command, u32 data_in);
646int sbus_request_slow(struct hfi1_devdata *dd,
647 u8 receiver_addr, u8 data_addr, u8 command, u32 data_in);
648void set_sbus_fast_mode(struct hfi1_devdata *dd);
649void clear_sbus_fast_mode(struct hfi1_devdata *dd);
650int hfi1_firmware_init(struct hfi1_devdata *dd);
651int load_pcie_firmware(struct hfi1_devdata *dd);
652int load_firmware(struct hfi1_devdata *dd);
653void dispose_firmware(void);
654int acquire_hw_mutex(struct hfi1_devdata *dd);
655void release_hw_mutex(struct hfi1_devdata *dd);
a2ee27a4
DL
656
657/*
658 * Bitmask of dynamic access for ASIC block chip resources. Each HFI has its
659 * own range of bits for the resource so it can clear its own bits on
660 * starting and exiting. If either HFI has the resource bit set, the
661 * resource is in use. The separate bit ranges are:
662 * HFI0 bits 7:0
663 * HFI1 bits 15:8
664 */
665#define CR_SBUS 0x01 /* SBUS, THERM, and PCIE registers */
666#define CR_EPROM 0x02 /* EEP, GPIO registers */
667#define CR_I2C1 0x04 /* QSFP1_OE register */
668#define CR_I2C2 0x08 /* QSFP2_OE register */
669#define CR_DYN_SHIFT 8 /* dynamic flag shift */
670#define CR_DYN_MASK ((1ull << CR_DYN_SHIFT) - 1)
671
672/*
673 * Bitmask of static ASIC states these are outside of the dynamic ASIC
674 * block chip resources above. These are to be set once and never cleared.
675 * Must be holding the SBus dynamic flag when setting.
676 */
677#define CR_THERM_INIT 0x010000
678
679int acquire_chip_resource(struct hfi1_devdata *dd, u32 resource, u32 mswait);
680void release_chip_resource(struct hfi1_devdata *dd, u32 resource);
681bool check_chip_resource(struct hfi1_devdata *dd, u32 resource,
682 const char *func);
683void init_chip_resources(struct hfi1_devdata *dd);
684void finish_chip_resources(struct hfi1_devdata *dd);
685
576531fd
DL
686/* ms wait time for access to an SBus resoure */
687#define SBUS_TIMEOUT 4000 /* long enough for a FW download and SBR */
688
765a6fac
DL
689/* ms wait time for a qsfp (i2c) chain to become available */
690#define QSFP_WAIT 20000 /* long enough for FW update to the F4 uc */
691
77241056
MM
692void fabric_serdes_reset(struct hfi1_devdata *dd);
693int read_8051_data(struct hfi1_devdata *dd, u32 addr, u32 len, u64 *result);
694
695/* chip.c */
696void read_misc_status(struct hfi1_devdata *dd, u8 *ver_a, u8 *ver_b);
697void read_guid(struct hfi1_devdata *dd);
698int wait_fm_ready(struct hfi1_devdata *dd, u32 mstimeout);
699void set_link_down_reason(struct hfi1_pportdata *ppd, u8 lcl_reason,
700 u8 neigh_reason, u8 rem_reason);
701int set_link_state(struct hfi1_pportdata *, u32 state);
702int port_ltp_to_cap(int port_ltp);
703void handle_verify_cap(struct work_struct *work);
704void handle_freeze(struct work_struct *work);
705void handle_link_up(struct work_struct *work);
706void handle_link_down(struct work_struct *work);
707void handle_link_downgrade(struct work_struct *work);
708void handle_link_bounce(struct work_struct *work);
673b975f 709void handle_start_link(struct work_struct *work);
77241056 710void handle_sma_message(struct work_struct *work);
8ebd4cf1
EH
711void reset_qsfp(struct hfi1_pportdata *ppd);
712void qsfp_event(struct work_struct *work);
77241056
MM
713void start_freeze_handling(struct hfi1_pportdata *ppd, int flags);
714int send_idle_sma(struct hfi1_devdata *dd, u64 message);
8ebd4cf1
EH
715int load_8051_config(struct hfi1_devdata *, u8, u8, u32);
716int read_8051_config(struct hfi1_devdata *, u8, u8, u32 *);
77241056 717int start_link(struct hfi1_pportdata *ppd);
77241056
MM
718int bringup_serdes(struct hfi1_pportdata *ppd);
719void set_intr_state(struct hfi1_devdata *dd, u32 enable);
720void apply_link_downgrade_policy(struct hfi1_pportdata *ppd,
721 int refresh_widths);
722void update_usrhead(struct hfi1_ctxtdata *, u32, u32, u32, u32, u32);
723int stop_drain_data_vls(struct hfi1_devdata *dd);
724int open_fill_data_vls(struct hfi1_devdata *dd);
725u32 ns_to_cclock(struct hfi1_devdata *dd, u32 ns);
726u32 cclock_to_ns(struct hfi1_devdata *dd, u32 cclock);
727void get_linkup_link_widths(struct hfi1_pportdata *ppd);
728void read_ltp_rtt(struct hfi1_devdata *dd);
729void clear_linkup_counters(struct hfi1_devdata *dd);
730u32 hdrqempty(struct hfi1_ctxtdata *rcd);
77241056
MM
731int is_ax(struct hfi1_devdata *dd);
732int is_bx(struct hfi1_devdata *dd);
733u32 read_physical_state(struct hfi1_devdata *dd);
734u32 chip_to_opa_pstate(struct hfi1_devdata *dd, u32 chip_pstate);
735u32 get_logical_state(struct hfi1_pportdata *ppd);
736const char *opa_lstate_name(u32 lstate);
737const char *opa_pstate_name(u32 pstate);
738u32 driver_physical_state(struct hfi1_pportdata *ppd);
739u32 driver_logical_state(struct hfi1_pportdata *ppd);
740
741int acquire_lcb_access(struct hfi1_devdata *dd, int sleep_ok);
742int release_lcb_access(struct hfi1_devdata *dd, int sleep_ok);
743#define LCB_START DC_LCB_CSRS
744#define LCB_END DC_8051_CSRS /* next block is 8051 */
745static inline int is_lcb_offset(u32 offset)
746{
747 return (offset >= LCB_START && offset < LCB_END);
748}
749
750extern uint num_vls;
751
752extern uint disable_integrity;
753u64 read_dev_cntr(struct hfi1_devdata *dd, int index, int vl);
754u64 write_dev_cntr(struct hfi1_devdata *dd, int index, int vl, u64 data);
755u64 read_port_cntr(struct hfi1_pportdata *ppd, int index, int vl);
756u64 write_port_cntr(struct hfi1_pportdata *ppd, int index, int vl, u64 data);
fb9036dd
JS
757u32 read_logical_state(struct hfi1_devdata *dd);
758void force_recv_intr(struct hfi1_ctxtdata *rcd);
77241056
MM
759
760/* Per VL indexes */
761enum {
762 C_VL_0 = 0,
763 C_VL_1,
764 C_VL_2,
765 C_VL_3,
766 C_VL_4,
767 C_VL_5,
768 C_VL_6,
769 C_VL_7,
770 C_VL_15,
771 C_VL_COUNT
772};
773
774static inline int vl_from_idx(int idx)
775{
776 return (idx == C_VL_15 ? 15 : idx);
777}
778
779static inline int idx_from_vl(int vl)
780{
781 return (vl == 15 ? C_VL_15 : vl);
782}
783
784/* Per device counter indexes */
785enum {
786 C_RCV_OVF = 0,
787 C_RX_TID_FULL,
788 C_RX_TID_INVALID,
789 C_RX_TID_FLGMS,
77241056
MM
790 C_RX_CTX_EGRS,
791 C_RCV_TID_FLSMS,
792 C_CCE_PCI_CR_ST,
793 C_CCE_PCI_TR_ST,
794 C_CCE_PIO_WR_ST,
795 C_CCE_ERR_INT,
796 C_CCE_SDMA_INT,
797 C_CCE_MISC_INT,
798 C_CCE_RCV_AV_INT,
799 C_CCE_RCV_URG_INT,
800 C_CCE_SEND_CR_INT,
801 C_DC_UNC_ERR,
802 C_DC_RCV_ERR,
803 C_DC_FM_CFG_ERR,
804 C_DC_RMT_PHY_ERR,
805 C_DC_DROPPED_PKT,
806 C_DC_MC_XMIT_PKTS,
807 C_DC_MC_RCV_PKTS,
808 C_DC_XMIT_CERR,
809 C_DC_RCV_CERR,
810 C_DC_RCV_FCC,
811 C_DC_XMIT_FCC,
812 C_DC_XMIT_FLITS,
813 C_DC_RCV_FLITS,
814 C_DC_XMIT_PKTS,
815 C_DC_RCV_PKTS,
816 C_DC_RX_FLIT_VL,
817 C_DC_RX_PKT_VL,
818 C_DC_RCV_FCN,
819 C_DC_RCV_FCN_VL,
820 C_DC_RCV_BCN,
821 C_DC_RCV_BCN_VL,
822 C_DC_RCV_BBL,
823 C_DC_RCV_BBL_VL,
824 C_DC_MARK_FECN,
825 C_DC_MARK_FECN_VL,
826 C_DC_TOTAL_CRC,
827 C_DC_CRC_LN0,
828 C_DC_CRC_LN1,
829 C_DC_CRC_LN2,
830 C_DC_CRC_LN3,
831 C_DC_CRC_MULT_LN,
832 C_DC_TX_REPLAY,
833 C_DC_RX_REPLAY,
834 C_DC_SEQ_CRC_CNT,
835 C_DC_ESC0_ONLY_CNT,
836 C_DC_ESC0_PLUS1_CNT,
837 C_DC_ESC0_PLUS2_CNT,
838 C_DC_REINIT_FROM_PEER_CNT,
839 C_DC_SBE_CNT,
840 C_DC_MISC_FLG_CNT,
841 C_DC_PRF_GOOD_LTP_CNT,
842 C_DC_PRF_ACCEPTED_LTP_CNT,
843 C_DC_PRF_RX_FLIT_CNT,
844 C_DC_PRF_TX_FLIT_CNT,
845 C_DC_PRF_CLK_CNTR,
846 C_DC_PG_DBG_FLIT_CRDTS_CNT,
847 C_DC_PG_STS_PAUSE_COMPLETE_CNT,
848 C_DC_PG_STS_TX_SBE_CNT,
849 C_DC_PG_STS_TX_MBE_CNT,
850 C_SW_CPU_INTR,
851 C_SW_CPU_RCV_LIM,
852 C_SW_VTX_WAIT,
853 C_SW_PIO_WAIT,
14553ca1 854 C_SW_PIO_DRAIN,
77241056 855 C_SW_KMEM_WAIT,
b421922e 856 C_SW_SEND_SCHED,
a699c6c2
VM
857 C_SDMA_DESC_FETCHED_CNT,
858 C_SDMA_INT_CNT,
859 C_SDMA_ERR_CNT,
860 C_SDMA_IDLE_INT_CNT,
861 C_SDMA_PROGRESS_INT_CNT,
2c5b521a
JR
862/* MISC_ERR_STATUS */
863 C_MISC_PLL_LOCK_FAIL_ERR,
864 C_MISC_MBIST_FAIL_ERR,
865 C_MISC_INVALID_EEP_CMD_ERR,
866 C_MISC_EFUSE_DONE_PARITY_ERR,
867 C_MISC_EFUSE_WRITE_ERR,
868 C_MISC_EFUSE_READ_BAD_ADDR_ERR,
869 C_MISC_EFUSE_CSR_PARITY_ERR,
870 C_MISC_FW_AUTH_FAILED_ERR,
871 C_MISC_KEY_MISMATCH_ERR,
872 C_MISC_SBUS_WRITE_FAILED_ERR,
873 C_MISC_CSR_WRITE_BAD_ADDR_ERR,
874 C_MISC_CSR_READ_BAD_ADDR_ERR,
875 C_MISC_CSR_PARITY_ERR,
876/* CceErrStatus */
877 /*
878 * A special counter that is the aggregate count
879 * of all the cce_err_status errors. The remainder
880 * are actual bits in the CceErrStatus register.
881 */
882 C_CCE_ERR_STATUS_AGGREGATED_CNT,
883 C_CCE_MSIX_CSR_PARITY_ERR,
884 C_CCE_INT_MAP_UNC_ERR,
885 C_CCE_INT_MAP_COR_ERR,
886 C_CCE_MSIX_TABLE_UNC_ERR,
887 C_CCE_MSIX_TABLE_COR_ERR,
888 C_CCE_RXDMA_CONV_FIFO_PARITY_ERR,
889 C_CCE_RCPL_ASYNC_FIFO_PARITY_ERR,
890 C_CCE_SEG_WRITE_BAD_ADDR_ERR,
891 C_CCE_SEG_READ_BAD_ADDR_ERR,
892 C_LA_TRIGGERED,
893 C_CCE_TRGT_CPL_TIMEOUT_ERR,
894 C_PCIC_RECEIVE_PARITY_ERR,
895 C_PCIC_TRANSMIT_BACK_PARITY_ERR,
896 C_PCIC_TRANSMIT_FRONT_PARITY_ERR,
897 C_PCIC_CPL_DAT_Q_UNC_ERR,
898 C_PCIC_CPL_HD_Q_UNC_ERR,
899 C_PCIC_POST_DAT_Q_UNC_ERR,
900 C_PCIC_POST_HD_Q_UNC_ERR,
901 C_PCIC_RETRY_SOT_MEM_UNC_ERR,
902 C_PCIC_RETRY_MEM_UNC_ERR,
903 C_PCIC_N_POST_DAT_Q_PARITY_ERR,
904 C_PCIC_N_POST_H_Q_PARITY_ERR,
905 C_PCIC_CPL_DAT_Q_COR_ERR,
906 C_PCIC_CPL_HD_Q_COR_ERR,
907 C_PCIC_POST_DAT_Q_COR_ERR,
908 C_PCIC_POST_HD_Q_COR_ERR,
909 C_PCIC_RETRY_SOT_MEM_COR_ERR,
910 C_PCIC_RETRY_MEM_COR_ERR,
911 C_CCE_CLI1_ASYNC_FIFO_DBG_PARITY_ERR,
912 C_CCE_CLI1_ASYNC_FIFO_RXDMA_PARITY_ERR,
913 C_CCE_CLI1_ASYNC_FIFO_SDMA_HD_PARITY_ERR,
914 C_CCE_CLI1_ASYNC_FIFO_PIO_CRDT_PARITY_ERR,
915 C_CCE_CLI2_ASYNC_FIFO_PARITY_ERR,
916 C_CCE_CSR_CFG_BUS_PARITY_ERR,
917 C_CCE_CLI0_ASYNC_FIFO_PARTIY_ERR,
918 C_CCE_RSPD_DATA_PARITY_ERR,
919 C_CCE_TRGT_ACCESS_ERR,
920 C_CCE_TRGT_ASYNC_FIFO_PARITY_ERR,
921 C_CCE_CSR_WRITE_BAD_ADDR_ERR,
922 C_CCE_CSR_READ_BAD_ADDR_ERR,
923 C_CCE_CSR_PARITY_ERR,
924/* RcvErrStatus */
925 C_RX_CSR_PARITY_ERR,
926 C_RX_CSR_WRITE_BAD_ADDR_ERR,
927 C_RX_CSR_READ_BAD_ADDR_ERR,
928 C_RX_DMA_CSR_UNC_ERR,
929 C_RX_DMA_DQ_FSM_ENCODING_ERR,
930 C_RX_DMA_EQ_FSM_ENCODING_ERR,
931 C_RX_DMA_CSR_PARITY_ERR,
932 C_RX_RBUF_DATA_COR_ERR,
933 C_RX_RBUF_DATA_UNC_ERR,
934 C_RX_DMA_DATA_FIFO_RD_COR_ERR,
935 C_RX_DMA_DATA_FIFO_RD_UNC_ERR,
936 C_RX_DMA_HDR_FIFO_RD_COR_ERR,
937 C_RX_DMA_HDR_FIFO_RD_UNC_ERR,
938 C_RX_RBUF_DESC_PART2_COR_ERR,
939 C_RX_RBUF_DESC_PART2_UNC_ERR,
940 C_RX_RBUF_DESC_PART1_COR_ERR,
941 C_RX_RBUF_DESC_PART1_UNC_ERR,
942 C_RX_HQ_INTR_FSM_ERR,
943 C_RX_HQ_INTR_CSR_PARITY_ERR,
944 C_RX_LOOKUP_CSR_PARITY_ERR,
945 C_RX_LOOKUP_RCV_ARRAY_COR_ERR,
946 C_RX_LOOKUP_RCV_ARRAY_UNC_ERR,
947 C_RX_LOOKUP_DES_PART2_PARITY_ERR,
948 C_RX_LOOKUP_DES_PART1_UNC_COR_ERR,
949 C_RX_LOOKUP_DES_PART1_UNC_ERR,
950 C_RX_RBUF_NEXT_FREE_BUF_COR_ERR,
951 C_RX_RBUF_NEXT_FREE_BUF_UNC_ERR,
952 C_RX_RBUF_FL_INIT_WR_ADDR_PARITY_ERR,
953 C_RX_RBUF_FL_INITDONE_PARITY_ERR,
954 C_RX_RBUF_FL_WRITE_ADDR_PARITY_ERR,
955 C_RX_RBUF_FL_RD_ADDR_PARITY_ERR,
956 C_RX_RBUF_EMPTY_ERR,
957 C_RX_RBUF_FULL_ERR,
958 C_RX_RBUF_BAD_LOOKUP_ERR,
959 C_RX_RBUF_CTX_ID_PARITY_ERR,
960 C_RX_RBUF_CSR_QEOPDW_PARITY_ERR,
961 C_RX_RBUF_CSR_Q_NUM_OF_PKT_PARITY_ERR,
962 C_RX_RBUF_CSR_Q_T1_PTR_PARITY_ERR,
963 C_RX_RBUF_CSR_Q_HD_PTR_PARITY_ERR,
964 C_RX_RBUF_CSR_Q_VLD_BIT_PARITY_ERR,
965 C_RX_RBUF_CSR_Q_NEXT_BUF_PARITY_ERR,
966 C_RX_RBUF_CSR_Q_ENT_CNT_PARITY_ERR,
967 C_RX_RBUF_CSR_Q_HEAD_BUF_NUM_PARITY_ERR,
968 C_RX_RBUF_BLOCK_LIST_READ_COR_ERR,
969 C_RX_RBUF_BLOCK_LIST_READ_UNC_ERR,
970 C_RX_RBUF_LOOKUP_DES_COR_ERR,
971 C_RX_RBUF_LOOKUP_DES_UNC_ERR,
972 C_RX_RBUF_LOOKUP_DES_REG_UNC_COR_ERR,
973 C_RX_RBUF_LOOKUP_DES_REG_UNC_ERR,
974 C_RX_RBUF_FREE_LIST_COR_ERR,
975 C_RX_RBUF_FREE_LIST_UNC_ERR,
976 C_RX_RCV_FSM_ENCODING_ERR,
977 C_RX_DMA_FLAG_COR_ERR,
978 C_RX_DMA_FLAG_UNC_ERR,
979 C_RX_DC_SOP_EOP_PARITY_ERR,
980 C_RX_RCV_CSR_PARITY_ERR,
981 C_RX_RCV_QP_MAP_TABLE_COR_ERR,
982 C_RX_RCV_QP_MAP_TABLE_UNC_ERR,
983 C_RX_RCV_DATA_COR_ERR,
984 C_RX_RCV_DATA_UNC_ERR,
985 C_RX_RCV_HDR_COR_ERR,
986 C_RX_RCV_HDR_UNC_ERR,
987 C_RX_DC_INTF_PARITY_ERR,
988 C_RX_DMA_CSR_COR_ERR,
989/* SendPioErrStatus */
990 C_PIO_PEC_SOP_HEAD_PARITY_ERR,
991 C_PIO_PCC_SOP_HEAD_PARITY_ERR,
992 C_PIO_LAST_RETURNED_CNT_PARITY_ERR,
993 C_PIO_CURRENT_FREE_CNT_PARITY_ERR,
994 C_PIO_RSVD_31_ERR,
995 C_PIO_RSVD_30_ERR,
996 C_PIO_PPMC_SOP_LEN_ERR,
997 C_PIO_PPMC_BQC_MEM_PARITY_ERR,
998 C_PIO_VL_FIFO_PARITY_ERR,
999 C_PIO_VLF_SOP_PARITY_ERR,
1000 C_PIO_VLF_V1_LEN_PARITY_ERR,
1001 C_PIO_BLOCK_QW_COUNT_PARITY_ERR,
1002 C_PIO_WRITE_QW_VALID_PARITY_ERR,
1003 C_PIO_STATE_MACHINE_ERR,
1004 C_PIO_WRITE_DATA_PARITY_ERR,
1005 C_PIO_HOST_ADDR_MEM_COR_ERR,
1006 C_PIO_HOST_ADDR_MEM_UNC_ERR,
1007 C_PIO_PKT_EVICT_SM_OR_ARM_SM_ERR,
1008 C_PIO_INIT_SM_IN_ERR,
1009 C_PIO_PPMC_PBL_FIFO_ERR,
1010 C_PIO_CREDIT_RET_FIFO_PARITY_ERR,
1011 C_PIO_V1_LEN_MEM_BANK1_COR_ERR,
1012 C_PIO_V1_LEN_MEM_BANK0_COR_ERR,
1013 C_PIO_V1_LEN_MEM_BANK1_UNC_ERR,
1014 C_PIO_V1_LEN_MEM_BANK0_UNC_ERR,
1015 C_PIO_SM_PKT_RESET_PARITY_ERR,
1016 C_PIO_PKT_EVICT_FIFO_PARITY_ERR,
1017 C_PIO_SBRDCTRL_CRREL_FIFO_PARITY_ERR,
1018 C_PIO_SBRDCTL_CRREL_PARITY_ERR,
1019 C_PIO_PEC_FIFO_PARITY_ERR,
1020 C_PIO_PCC_FIFO_PARITY_ERR,
1021 C_PIO_SB_MEM_FIFO1_ERR,
1022 C_PIO_SB_MEM_FIFO0_ERR,
1023 C_PIO_CSR_PARITY_ERR,
1024 C_PIO_WRITE_ADDR_PARITY_ERR,
1025 C_PIO_WRITE_BAD_CTXT_ERR,
1026/* SendDmaErrStatus */
1027 C_SDMA_PCIE_REQ_TRACKING_COR_ERR,
1028 C_SDMA_PCIE_REQ_TRACKING_UNC_ERR,
1029 C_SDMA_CSR_PARITY_ERR,
1030 C_SDMA_RPY_TAG_ERR,
1031/* SendEgressErrStatus */
1032 C_TX_READ_PIO_MEMORY_CSR_UNC_ERR,
1033 C_TX_READ_SDMA_MEMORY_CSR_UNC_ERR,
1034 C_TX_EGRESS_FIFO_COR_ERR,
1035 C_TX_READ_PIO_MEMORY_COR_ERR,
1036 C_TX_READ_SDMA_MEMORY_COR_ERR,
1037 C_TX_SB_HDR_COR_ERR,
1038 C_TX_CREDIT_OVERRUN_ERR,
1039 C_TX_LAUNCH_FIFO8_COR_ERR,
1040 C_TX_LAUNCH_FIFO7_COR_ERR,
1041 C_TX_LAUNCH_FIFO6_COR_ERR,
1042 C_TX_LAUNCH_FIFO5_COR_ERR,
1043 C_TX_LAUNCH_FIFO4_COR_ERR,
1044 C_TX_LAUNCH_FIFO3_COR_ERR,
1045 C_TX_LAUNCH_FIFO2_COR_ERR,
1046 C_TX_LAUNCH_FIFO1_COR_ERR,
1047 C_TX_LAUNCH_FIFO0_COR_ERR,
1048 C_TX_CREDIT_RETURN_VL_ERR,
1049 C_TX_HCRC_INSERTION_ERR,
1050 C_TX_EGRESS_FIFI_UNC_ERR,
1051 C_TX_READ_PIO_MEMORY_UNC_ERR,
1052 C_TX_READ_SDMA_MEMORY_UNC_ERR,
1053 C_TX_SB_HDR_UNC_ERR,
1054 C_TX_CREDIT_RETURN_PARITY_ERR,
1055 C_TX_LAUNCH_FIFO8_UNC_OR_PARITY_ERR,
1056 C_TX_LAUNCH_FIFO7_UNC_OR_PARITY_ERR,
1057 C_TX_LAUNCH_FIFO6_UNC_OR_PARITY_ERR,
1058 C_TX_LAUNCH_FIFO5_UNC_OR_PARITY_ERR,
1059 C_TX_LAUNCH_FIFO4_UNC_OR_PARITY_ERR,
1060 C_TX_LAUNCH_FIFO3_UNC_OR_PARITY_ERR,
1061 C_TX_LAUNCH_FIFO2_UNC_OR_PARITY_ERR,
1062 C_TX_LAUNCH_FIFO1_UNC_OR_PARITY_ERR,
1063 C_TX_LAUNCH_FIFO0_UNC_OR_PARITY_ERR,
1064 C_TX_SDMA15_DISALLOWED_PACKET_ERR,
1065 C_TX_SDMA14_DISALLOWED_PACKET_ERR,
1066 C_TX_SDMA13_DISALLOWED_PACKET_ERR,
1067 C_TX_SDMA12_DISALLOWED_PACKET_ERR,
1068 C_TX_SDMA11_DISALLOWED_PACKET_ERR,
1069 C_TX_SDMA10_DISALLOWED_PACKET_ERR,
1070 C_TX_SDMA9_DISALLOWED_PACKET_ERR,
1071 C_TX_SDMA8_DISALLOWED_PACKET_ERR,
1072 C_TX_SDMA7_DISALLOWED_PACKET_ERR,
1073 C_TX_SDMA6_DISALLOWED_PACKET_ERR,
1074 C_TX_SDMA5_DISALLOWED_PACKET_ERR,
1075 C_TX_SDMA4_DISALLOWED_PACKET_ERR,
1076 C_TX_SDMA3_DISALLOWED_PACKET_ERR,
1077 C_TX_SDMA2_DISALLOWED_PACKET_ERR,
1078 C_TX_SDMA1_DISALLOWED_PACKET_ERR,
1079 C_TX_SDMA0_DISALLOWED_PACKET_ERR,
1080 C_TX_CONFIG_PARITY_ERR,
1081 C_TX_SBRD_CTL_CSR_PARITY_ERR,
1082 C_TX_LAUNCH_CSR_PARITY_ERR,
1083 C_TX_ILLEGAL_CL_ERR,
1084 C_TX_SBRD_CTL_STATE_MACHINE_PARITY_ERR,
1085 C_TX_RESERVED_10,
1086 C_TX_RESERVED_9,
1087 C_TX_SDMA_LAUNCH_INTF_PARITY_ERR,
1088 C_TX_PIO_LAUNCH_INTF_PARITY_ERR,
1089 C_TX_RESERVED_6,
1090 C_TX_INCORRECT_LINK_STATE_ERR,
1091 C_TX_LINK_DOWN_ERR,
1092 C_TX_EGRESS_FIFO_UNDERRUN_OR_PARITY_ERR,
1093 C_TX_RESERVED_2,
1094 C_TX_PKT_INTEGRITY_MEM_UNC_ERR,
1095 C_TX_PKT_INTEGRITY_MEM_COR_ERR,
1096/* SendErrStatus */
1097 C_SEND_CSR_WRITE_BAD_ADDR_ERR,
1098 C_SEND_CSR_READ_BAD_ADD_ERR,
1099 C_SEND_CSR_PARITY_ERR,
1100/* SendCtxtErrStatus */
1101 C_PIO_WRITE_OUT_OF_BOUNDS_ERR,
1102 C_PIO_WRITE_OVERFLOW_ERR,
1103 C_PIO_WRITE_CROSSES_BOUNDARY_ERR,
1104 C_PIO_DISALLOWED_PACKET_ERR,
1105 C_PIO_INCONSISTENT_SOP_ERR,
1106/*SendDmaEngErrStatus */
1107 C_SDMA_HEADER_REQUEST_FIFO_COR_ERR,
1108 C_SDMA_HEADER_STORAGE_COR_ERR,
1109 C_SDMA_PACKET_TRACKING_COR_ERR,
1110 C_SDMA_ASSEMBLY_COR_ERR,
1111 C_SDMA_DESC_TABLE_COR_ERR,
1112 C_SDMA_HEADER_REQUEST_FIFO_UNC_ERR,
1113 C_SDMA_HEADER_STORAGE_UNC_ERR,
1114 C_SDMA_PACKET_TRACKING_UNC_ERR,
1115 C_SDMA_ASSEMBLY_UNC_ERR,
1116 C_SDMA_DESC_TABLE_UNC_ERR,
1117 C_SDMA_TIMEOUT_ERR,
1118 C_SDMA_HEADER_LENGTH_ERR,
1119 C_SDMA_HEADER_ADDRESS_ERR,
1120 C_SDMA_HEADER_SELECT_ERR,
1121 C_SMDA_RESERVED_9,
1122 C_SDMA_PACKET_DESC_OVERFLOW_ERR,
1123 C_SDMA_LENGTH_MISMATCH_ERR,
1124 C_SDMA_HALT_ERR,
1125 C_SDMA_MEM_READ_ERR,
1126 C_SDMA_FIRST_DESC_ERR,
1127 C_SDMA_TAIL_OUT_OF_BOUNDS_ERR,
1128 C_SDMA_TOO_LONG_ERR,
1129 C_SDMA_GEN_MISMATCH_ERR,
1130 C_SDMA_WRONG_DW_ERR,
77241056
MM
1131 DEV_CNTR_LAST /* Must be kept last */
1132};
1133
1134/* Per port counter indexes */
1135enum {
1136 C_TX_UNSUP_VL = 0,
1137 C_TX_INVAL_LEN,
1138 C_TX_MM_LEN_ERR,
1139 C_TX_UNDERRUN,
1140 C_TX_FLOW_STALL,
1141 C_TX_DROPPED,
1142 C_TX_HDR_ERR,
1143 C_TX_PKT,
1144 C_TX_WORDS,
1145 C_TX_WAIT,
1146 C_TX_FLIT_VL,
1147 C_TX_PKT_VL,
1148 C_TX_WAIT_VL,
1149 C_RX_PKT,
1150 C_RX_WORDS,
1151 C_SW_LINK_DOWN,
1152 C_SW_LINK_UP,
6d014530 1153 C_SW_UNKNOWN_FRAME,
77241056
MM
1154 C_SW_XMIT_DSCD,
1155 C_SW_XMIT_DSCD_VL,
1156 C_SW_XMIT_CSTR_ERR,
1157 C_SW_RCV_CSTR_ERR,
1158 C_SW_IBP_LOOP_PKTS,
1159 C_SW_IBP_RC_RESENDS,
1160 C_SW_IBP_RNR_NAKS,
1161 C_SW_IBP_OTHER_NAKS,
1162 C_SW_IBP_RC_TIMEOUTS,
1163 C_SW_IBP_PKT_DROPS,
1164 C_SW_IBP_DMA_WAIT,
1165 C_SW_IBP_RC_SEQNAK,
1166 C_SW_IBP_RC_DUPREQ,
1167 C_SW_IBP_RDMA_SEQ,
1168 C_SW_IBP_UNALIGNED,
1169 C_SW_IBP_SEQ_NAK,
1170 C_SW_CPU_RC_ACKS,
1171 C_SW_CPU_RC_QACKS,
1172 C_SW_CPU_RC_DELAYED_COMP,
1173 C_RCV_HDR_OVF_0,
1174 C_RCV_HDR_OVF_1,
1175 C_RCV_HDR_OVF_2,
1176 C_RCV_HDR_OVF_3,
1177 C_RCV_HDR_OVF_4,
1178 C_RCV_HDR_OVF_5,
1179 C_RCV_HDR_OVF_6,
1180 C_RCV_HDR_OVF_7,
1181 C_RCV_HDR_OVF_8,
1182 C_RCV_HDR_OVF_9,
1183 C_RCV_HDR_OVF_10,
1184 C_RCV_HDR_OVF_11,
1185 C_RCV_HDR_OVF_12,
1186 C_RCV_HDR_OVF_13,
1187 C_RCV_HDR_OVF_14,
1188 C_RCV_HDR_OVF_15,
1189 C_RCV_HDR_OVF_16,
1190 C_RCV_HDR_OVF_17,
1191 C_RCV_HDR_OVF_18,
1192 C_RCV_HDR_OVF_19,
1193 C_RCV_HDR_OVF_20,
1194 C_RCV_HDR_OVF_21,
1195 C_RCV_HDR_OVF_22,
1196 C_RCV_HDR_OVF_23,
1197 C_RCV_HDR_OVF_24,
1198 C_RCV_HDR_OVF_25,
1199 C_RCV_HDR_OVF_26,
1200 C_RCV_HDR_OVF_27,
1201 C_RCV_HDR_OVF_28,
1202 C_RCV_HDR_OVF_29,
1203 C_RCV_HDR_OVF_30,
1204 C_RCV_HDR_OVF_31,
1205 C_RCV_HDR_OVF_32,
1206 C_RCV_HDR_OVF_33,
1207 C_RCV_HDR_OVF_34,
1208 C_RCV_HDR_OVF_35,
1209 C_RCV_HDR_OVF_36,
1210 C_RCV_HDR_OVF_37,
1211 C_RCV_HDR_OVF_38,
1212 C_RCV_HDR_OVF_39,
1213 C_RCV_HDR_OVF_40,
1214 C_RCV_HDR_OVF_41,
1215 C_RCV_HDR_OVF_42,
1216 C_RCV_HDR_OVF_43,
1217 C_RCV_HDR_OVF_44,
1218 C_RCV_HDR_OVF_45,
1219 C_RCV_HDR_OVF_46,
1220 C_RCV_HDR_OVF_47,
1221 C_RCV_HDR_OVF_48,
1222 C_RCV_HDR_OVF_49,
1223 C_RCV_HDR_OVF_50,
1224 C_RCV_HDR_OVF_51,
1225 C_RCV_HDR_OVF_52,
1226 C_RCV_HDR_OVF_53,
1227 C_RCV_HDR_OVF_54,
1228 C_RCV_HDR_OVF_55,
1229 C_RCV_HDR_OVF_56,
1230 C_RCV_HDR_OVF_57,
1231 C_RCV_HDR_OVF_58,
1232 C_RCV_HDR_OVF_59,
1233 C_RCV_HDR_OVF_60,
1234 C_RCV_HDR_OVF_61,
1235 C_RCV_HDR_OVF_62,
1236 C_RCV_HDR_OVF_63,
1237 C_RCV_HDR_OVF_64,
1238 C_RCV_HDR_OVF_65,
1239 C_RCV_HDR_OVF_66,
1240 C_RCV_HDR_OVF_67,
1241 C_RCV_HDR_OVF_68,
1242 C_RCV_HDR_OVF_69,
1243 C_RCV_HDR_OVF_70,
1244 C_RCV_HDR_OVF_71,
1245 C_RCV_HDR_OVF_72,
1246 C_RCV_HDR_OVF_73,
1247 C_RCV_HDR_OVF_74,
1248 C_RCV_HDR_OVF_75,
1249 C_RCV_HDR_OVF_76,
1250 C_RCV_HDR_OVF_77,
1251 C_RCV_HDR_OVF_78,
1252 C_RCV_HDR_OVF_79,
1253 C_RCV_HDR_OVF_80,
1254 C_RCV_HDR_OVF_81,
1255 C_RCV_HDR_OVF_82,
1256 C_RCV_HDR_OVF_83,
1257 C_RCV_HDR_OVF_84,
1258 C_RCV_HDR_OVF_85,
1259 C_RCV_HDR_OVF_86,
1260 C_RCV_HDR_OVF_87,
1261 C_RCV_HDR_OVF_88,
1262 C_RCV_HDR_OVF_89,
1263 C_RCV_HDR_OVF_90,
1264 C_RCV_HDR_OVF_91,
1265 C_RCV_HDR_OVF_92,
1266 C_RCV_HDR_OVF_93,
1267 C_RCV_HDR_OVF_94,
1268 C_RCV_HDR_OVF_95,
1269 C_RCV_HDR_OVF_96,
1270 C_RCV_HDR_OVF_97,
1271 C_RCV_HDR_OVF_98,
1272 C_RCV_HDR_OVF_99,
1273 C_RCV_HDR_OVF_100,
1274 C_RCV_HDR_OVF_101,
1275 C_RCV_HDR_OVF_102,
1276 C_RCV_HDR_OVF_103,
1277 C_RCV_HDR_OVF_104,
1278 C_RCV_HDR_OVF_105,
1279 C_RCV_HDR_OVF_106,
1280 C_RCV_HDR_OVF_107,
1281 C_RCV_HDR_OVF_108,
1282 C_RCV_HDR_OVF_109,
1283 C_RCV_HDR_OVF_110,
1284 C_RCV_HDR_OVF_111,
1285 C_RCV_HDR_OVF_112,
1286 C_RCV_HDR_OVF_113,
1287 C_RCV_HDR_OVF_114,
1288 C_RCV_HDR_OVF_115,
1289 C_RCV_HDR_OVF_116,
1290 C_RCV_HDR_OVF_117,
1291 C_RCV_HDR_OVF_118,
1292 C_RCV_HDR_OVF_119,
1293 C_RCV_HDR_OVF_120,
1294 C_RCV_HDR_OVF_121,
1295 C_RCV_HDR_OVF_122,
1296 C_RCV_HDR_OVF_123,
1297 C_RCV_HDR_OVF_124,
1298 C_RCV_HDR_OVF_125,
1299 C_RCV_HDR_OVF_126,
1300 C_RCV_HDR_OVF_127,
1301 C_RCV_HDR_OVF_128,
1302 C_RCV_HDR_OVF_129,
1303 C_RCV_HDR_OVF_130,
1304 C_RCV_HDR_OVF_131,
1305 C_RCV_HDR_OVF_132,
1306 C_RCV_HDR_OVF_133,
1307 C_RCV_HDR_OVF_134,
1308 C_RCV_HDR_OVF_135,
1309 C_RCV_HDR_OVF_136,
1310 C_RCV_HDR_OVF_137,
1311 C_RCV_HDR_OVF_138,
1312 C_RCV_HDR_OVF_139,
1313 C_RCV_HDR_OVF_140,
1314 C_RCV_HDR_OVF_141,
1315 C_RCV_HDR_OVF_142,
1316 C_RCV_HDR_OVF_143,
1317 C_RCV_HDR_OVF_144,
1318 C_RCV_HDR_OVF_145,
1319 C_RCV_HDR_OVF_146,
1320 C_RCV_HDR_OVF_147,
1321 C_RCV_HDR_OVF_148,
1322 C_RCV_HDR_OVF_149,
1323 C_RCV_HDR_OVF_150,
1324 C_RCV_HDR_OVF_151,
1325 C_RCV_HDR_OVF_152,
1326 C_RCV_HDR_OVF_153,
1327 C_RCV_HDR_OVF_154,
1328 C_RCV_HDR_OVF_155,
1329 C_RCV_HDR_OVF_156,
1330 C_RCV_HDR_OVF_157,
1331 C_RCV_HDR_OVF_158,
1332 C_RCV_HDR_OVF_159,
1333 PORT_CNTR_LAST /* Must be kept last */
1334};
1335
1336u64 get_all_cpu_total(u64 __percpu *cntr);
1337void hfi1_start_cleanup(struct hfi1_devdata *dd);
1338void hfi1_clear_tids(struct hfi1_ctxtdata *rcd);
1339struct hfi1_message_header *hfi1_get_msgheader(
1340 struct hfi1_devdata *dd, __le32 *rhf_addr);
77241056
MM
1341int hfi1_init_ctxt(struct send_context *sc);
1342void hfi1_put_tid(struct hfi1_devdata *dd, u32 index,
1343 u32 type, unsigned long pa, u16 order);
1344void hfi1_quiet_serdes(struct hfi1_pportdata *ppd);
1345void hfi1_rcvctrl(struct hfi1_devdata *dd, unsigned int op, int ctxt);
582e05c3
DL
1346u32 hfi1_read_cntrs(struct hfi1_devdata *dd, char **namep, u64 **cntrp);
1347u32 hfi1_read_portcntrs(struct hfi1_pportdata *ppd, char **namep, u64 **cntrp);
77241056
MM
1348u8 hfi1_ibphys_portstate(struct hfi1_pportdata *ppd);
1349int hfi1_get_ib_cfg(struct hfi1_pportdata *ppd, int which);
1350int hfi1_set_ib_cfg(struct hfi1_pportdata *ppd, int which, u32 val);
1351int hfi1_set_ctxt_jkey(struct hfi1_devdata *dd, unsigned ctxt, u16 jkey);
1352int hfi1_clear_ctxt_jkey(struct hfi1_devdata *dd, unsigned ctxt);
1353int hfi1_set_ctxt_pkey(struct hfi1_devdata *dd, unsigned ctxt, u16 pkey);
1354int hfi1_clear_ctxt_pkey(struct hfi1_devdata *dd, unsigned ctxt);
1355void hfi1_read_link_quality(struct hfi1_devdata *dd, u8 *link_quality);
1356
1357/*
1358 * Interrupt source table.
1359 *
1360 * Each entry is an interrupt source "type". It is ordered by increasing
1361 * number.
1362 */
1363struct is_table {
1364 int start; /* interrupt source type start */
1365 int end; /* interrupt source type end */
1366 /* routine that returns the name of the interrupt source */
1367 char *(*is_name)(char *name, size_t size, unsigned int source);
1368 /* routine to call when receiving an interrupt */
1369 void (*is_int)(struct hfi1_devdata *dd, unsigned int source);
1370};
1371
1372#endif /* _CHIP_H */
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