1 /*
2 * Copyright (c) 2008-2016 Solarflare Communications Inc.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
16 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
21 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
22 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
24 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * The views and conclusions contained in the software and documentation are
27 * those of the authors and should not be interpreted as representing official
28 * policies, either expressed or implied, of the FreeBSD Project.
29 */
30
31 #include <sys/types.h>
32 #include <sys/ddi.h>
33 #include <sys/sunddi.h>
34
35 #include "sfxge.h"
36
37 #include "efx.h"
38
39 static const char *__sfxge_err[] = {
40 "",
41 "SRAM out-of-bounds",
42 "Buffer ID out-of-bounds",
43 "Internal memory parity",
44 "Receive buffer ownership",
45 "Transmit buffer ownership",
46 "Receive descriptor ownership",
47 "Transmit descriptor ownership",
48 "Event queue ownership",
49 "Event queue FIFO overflow",
50 "Illegal address",
51 "SRAM parity"
52 };
53
54 void
sfxge_err(efsys_identifier_t * arg,unsigned int code,uint32_t dword0,uint32_t dword1)55 sfxge_err(efsys_identifier_t *arg, unsigned int code, uint32_t dword0,
56 uint32_t dword1)
57 {
58 sfxge_t *sp = (sfxge_t *)arg;
59 dev_info_t *dip = sp->s_dip;
60
61 ASSERT3U(code, <, EFX_ERR_NCODES);
62
63 dev_err(dip, CE_WARN, SFXGE_CMN_ERR "FATAL ERROR: %s (0x%08x%08x)",
64 __sfxge_err[code], dword1, dword0);
65 }
66
67 void
sfxge_intr_fatal(sfxge_t * sp)68 sfxge_intr_fatal(sfxge_t *sp)
69 {
70 efx_nic_t *enp = sp->s_enp;
71 int err;
72
73 efx_intr_disable(enp);
74 efx_intr_fatal(enp);
75
76 err = sfxge_restart_dispatch(sp, DDI_NOSLEEP, SFXGE_HW_ERR,
77 "Fatal Interrupt", 0);
78 if (err != 0) {
79 dev_err(sp->s_dip, CE_WARN, SFXGE_CMN_ERR
80 "UNRECOVERABLE ERROR:"
81 " Could not schedule driver restart. err=%d",
82 err);
83 ASSERT(B_FALSE);
84 }
85 }
86