Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
unifi_dbg.c
Go to the documentation of this file.
1 /*
2  * ***************************************************************************
3  * FILE: unifi_dbg.c
4  *
5  * PURPOSE:
6  * Handle debug signals received from UniFi.
7  *
8  * Copyright (C) 2007-2008 by Cambridge Silicon Radio Ltd.
9  *
10  * Refer to LICENSE.txt included with this source code for details on
11  * the license terms.
12  *
13  * ***************************************************************************
14  */
15 #include "unifi_priv.h"
16 
17 /*
18  * ---------------------------------------------------------------------------
19  * debug_string_indication
20  * debug_word16_indication
21  *
22  * Handlers for debug indications.
23  *
24  * Arguments:
25  * priv Pointer to private context structure.
26  *
27  * Returns:
28  * None.
29  * ---------------------------------------------------------------------------
30  */
31 void
32 debug_string_indication(unifi_priv_t *priv, const unsigned char *extra, unsigned int extralen)
33 {
34  const unsigned int maxlen = sizeof(priv->last_debug_string) - 1;
35 
36  if (extralen > maxlen) {
37  extralen = maxlen;
38  }
39 
40  strncpy(priv->last_debug_string, extra, extralen);
41 
42  /* Make sure the string is terminated */
43  priv->last_debug_string[extralen] = '\0';
44 
45  unifi_info(priv, "unifi debug: %s\n", priv->last_debug_string);
46 
47 } /* debug_string_indication() */
48 
49 
50 
51 void
52 debug_word16_indication(unifi_priv_t *priv, const CSR_SIGNAL *sigptr)
53 {
54  int i;
55 
56  if (priv == NULL) {
57  unifi_info(priv, "Priv is NULL\n");
58  return;
59  }
60 
61  for (i = 0; i < 16; i++) {
62  priv->last_debug_word16[i] =
63  sigptr->u.DebugWord16Indication.DebugWords[i];
64  }
65 
66  if (priv->last_debug_word16[0] == 0xFA11) {
67  unsigned long ts;
68  ts = (priv->last_debug_word16[6] << 16) | priv->last_debug_word16[5];
69  unifi_info(priv, " %10lu: %s fault %04x, arg %04x (x%d)\n",
70  ts,
71  priv->last_debug_word16[3] == 0x8000 ? "MAC" :
72  priv->last_debug_word16[3] == 0x4000 ? "PHY" :
73  "???",
74  priv->last_debug_word16[1],
75  priv->last_debug_word16[2],
76  priv->last_debug_word16[4]);
77  }
78  else if (priv->last_debug_word16[0] != 0xDBAC)
79  /* suppress SDL Trace output (note: still available to unicli). */
80  {
81  unifi_info(priv, "unifi debug: %04X %04X %04X %04X %04X %04X %04X %04X\n",
82  priv->last_debug_word16[0], priv->last_debug_word16[1],
83  priv->last_debug_word16[2], priv->last_debug_word16[3],
84  priv->last_debug_word16[4], priv->last_debug_word16[5],
85  priv->last_debug_word16[6], priv->last_debug_word16[7]);
86  unifi_info(priv, " %04X %04X %04X %04X %04X %04X %04X %04X\n",
87  priv->last_debug_word16[8], priv->last_debug_word16[9],
88  priv->last_debug_word16[10], priv->last_debug_word16[11],
89  priv->last_debug_word16[12], priv->last_debug_word16[13],
90  priv->last_debug_word16[14], priv->last_debug_word16[15]);
91  }
92 
93 } /* debug_word16_indication() */
94 
95 
96 void
97 debug_generic_indication(unifi_priv_t *priv, const CSR_SIGNAL *sigptr)
98 {
99  unifi_info(priv, "debug: %04X %04X %04X %04X %04X %04X %04X %04X\n",
100  sigptr->u.DebugGenericIndication.DebugWords[0],
101  sigptr->u.DebugGenericIndication.DebugWords[1],
102  sigptr->u.DebugGenericIndication.DebugWords[2],
103  sigptr->u.DebugGenericIndication.DebugWords[3],
104  sigptr->u.DebugGenericIndication.DebugWords[4],
105  sigptr->u.DebugGenericIndication.DebugWords[5],
106  sigptr->u.DebugGenericIndication.DebugWords[6],
107  sigptr->u.DebugGenericIndication.DebugWords[7]);
108 
109 } /* debug_generic_indication() */
110 
Generated on Thu Jan 10 2013 14:28:00 for Linux Kernel by   doxygen 1.8.2