1 /*
2  * Copyright (C) 2010-2014 NXP Semiconductors
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <string.h>
18 #if ! defined (NXPLOG__H_INCLUDED)
19 #    include "phNxpLog.h"
20 #    include "phNxpConfig.h"
21 #endif
22 #include <cutils/properties.h>
23 
24 const char * NXPLOG_ITEM_EXTNS   = "NxpExtns";
25 const char * NXPLOG_ITEM_NCIHAL  = "NxpHal";
26 const char * NXPLOG_ITEM_NCIX    = "NxpNciX";
27 const char * NXPLOG_ITEM_NCIR    = "NxpNciR";
28 const char * NXPLOG_ITEM_FWDNLD  = "NxpFwDnld";
29 const char * NXPLOG_ITEM_TML     = "NxpTml";
30 
31 #ifdef NXP_HCI_REQ
32 const char * NXPLOG_ITEM_HCPX    = "NxpHcpX";
33 const char * NXPLOG_ITEM_HCPR    = "NxpHcpR";
34 #endif /*NXP_HCI_REQ*/
35 
36 /* global log level structure */
37 nci_log_level_t gLog_level;
38 
39 
40 /*******************************************************************************
41  *
42  * Function         phNxpLog_SetGlobalLogLevel
43  *
44  * Description      Sets the global log level for all modules.
45  *                  This value is set by Android property nfc.nxp_log_level_global.
46  *                  If value can be overridden by module log level.
47  *
48  * Returns          The value of global log level
49  *
50  ******************************************************************************/
phNxpLog_SetGlobalLogLevel(void)51 static uint8_t phNxpLog_SetGlobalLogLevel (void)
52 {
53     uint8_t level = NXPLOG_DEFAULT_LOGLEVEL;
54     unsigned long num = 0;
55     char valueStr [PROPERTY_VALUE_MAX] = {0};
56 
57     int len = property_get (PROP_NAME_NXPLOG_GLOBAL_LOGLEVEL, valueStr, "");
58     if (len > 0)
59     {
60         /* let Android property override .conf variable */
61         sscanf (valueStr, "%lu", &num);
62         level = (unsigned char) num;
63     }
64     memset(&gLog_level, level, sizeof(nci_log_level_t));
65     return level;
66 }
67 
68 /*******************************************************************************
69  *
70  * Function         phNxpLog_SetHALLogLevel
71  *
72  * Description      Sets the HAL layer log level.
73  *
74  * Returns          void
75  *
76  ******************************************************************************/
phNxpLog_SetHALLogLevel(uint8_t level)77 static void phNxpLog_SetHALLogLevel (uint8_t level)
78 {
79     unsigned long num = 0;
80     int len;
81     char valueStr [PROPERTY_VALUE_MAX] = {0};
82 
83     if (GetNxpNumValue (NAME_NXPLOG_HAL_LOGLEVEL, &num, sizeof(num)))
84     {
85         gLog_level.hal_log_level = (level > (unsigned char) num) ? level : (unsigned char) num;;
86     }
87 
88     len = property_get (PROP_NAME_NXPLOG_HAL_LOGLEVEL, valueStr, "");
89     if (len > 0)
90     {
91         /* let Android property override .conf variable */
92         sscanf (valueStr, "%lu", &num);
93         gLog_level.hal_log_level = (unsigned char) num;
94     }
95 }
96 
97 /*******************************************************************************
98  *
99  * Function         phNxpLog_SetExtnsLogLevel
100  *
101  * Description      Sets the Extensions layer log level.
102  *
103  * Returns          void
104  *
105  ******************************************************************************/
phNxpLog_SetExtnsLogLevel(uint8_t level)106 static void phNxpLog_SetExtnsLogLevel (uint8_t level)
107 {
108     unsigned long num = 0;
109     int len;
110     char valueStr [PROPERTY_VALUE_MAX] = {0};
111     if (GetNxpNumValue (NAME_NXPLOG_EXTNS_LOGLEVEL, &num, sizeof(num)))
112     {
113         gLog_level.extns_log_level = (level > (unsigned char) num) ? level : (unsigned char) num;;
114     }
115 
116     len = property_get (PROP_NAME_NXPLOG_EXTNS_LOGLEVEL, valueStr, "");
117     if (len > 0)
118     {
119         /* let Android property override .conf variable */
120         sscanf (valueStr, "%lu", &num);
121         gLog_level.extns_log_level = (unsigned char) num;
122     }
123 }
124 
125 /*******************************************************************************
126  *
127  * Function         phNxpLog_SetTmlLogLevel
128  *
129  * Description      Sets the Tml layer log level.
130  *
131  * Returns          void
132  *
133  ******************************************************************************/
phNxpLog_SetTmlLogLevel(uint8_t level)134 static void phNxpLog_SetTmlLogLevel (uint8_t level)
135 {
136     unsigned long num = 0;
137     int len;
138     char valueStr [PROPERTY_VALUE_MAX] = {0};
139     if (GetNxpNumValue (NAME_NXPLOG_TML_LOGLEVEL, &num, sizeof(num)))
140     {
141         gLog_level.tml_log_level = (level > (unsigned char) num) ? level : (unsigned char) num;;
142     }
143 
144     len = property_get (PROP_NAME_NXPLOG_TML_LOGLEVEL, valueStr, "");
145     if (len > 0)
146     {
147         /* let Android property override .conf variable */
148         sscanf (valueStr, "%lu", &num);
149         gLog_level.tml_log_level = (unsigned char) num;
150     }
151 }
152 
153 /*******************************************************************************
154  *
155  * Function         phNxpLog_SetDnldLogLevel
156  *
157  * Description      Sets the FW download layer log level.
158  *
159  * Returns          void
160  *
161  ******************************************************************************/
phNxpLog_SetDnldLogLevel(uint8_t level)162 static void phNxpLog_SetDnldLogLevel (uint8_t level)
163 {
164     unsigned long num = 0;
165     int len;
166     char valueStr [PROPERTY_VALUE_MAX] = {0};
167     if (GetNxpNumValue (NAME_NXPLOG_FWDNLD_LOGLEVEL, &num, sizeof(num)))
168     {
169         gLog_level.dnld_log_level = (level > (unsigned char) num) ? level : (unsigned char) num;;
170     }
171 
172     len = property_get (PROP_NAME_NXPLOG_FWDNLD_LOGLEVEL, valueStr, "");
173     if (len > 0)
174     {
175         /* let Android property override .conf variable */
176         sscanf (valueStr, "%lu", &num);
177         gLog_level.dnld_log_level = (unsigned char) num;
178     }
179 }
180 
181 /*******************************************************************************
182  *
183  * Function         phNxpLog_SetNciTxLogLevel
184  *
185  * Description      Sets the NCI transaction layer log level.
186  *
187  * Returns          void
188  *
189  ******************************************************************************/
phNxpLog_SetNciTxLogLevel(uint8_t level)190 static void phNxpLog_SetNciTxLogLevel (uint8_t level)
191 {
192     unsigned long num = 0;
193     int len;
194     char valueStr [PROPERTY_VALUE_MAX] = {0};
195     if (GetNxpNumValue (NAME_NXPLOG_NCIX_LOGLEVEL, &num, sizeof(num)))
196     {
197         gLog_level.ncix_log_level = (level > (unsigned char) num) ? level : (unsigned char) num;
198     }
199     if (GetNxpNumValue (NAME_NXPLOG_NCIR_LOGLEVEL, &num, sizeof(num)))
200     {
201         gLog_level.ncir_log_level = (level > (unsigned char) num) ? level : (unsigned char) num;;
202     }
203 
204     len = property_get (PROP_NAME_NXPLOG_NCI_LOGLEVEL, valueStr, "");
205     if (len > 0)
206     {
207         /* let Android property override .conf variable */
208         sscanf (valueStr, "%lu", &num);
209         gLog_level.ncix_log_level = (unsigned char) num;
210         gLog_level.ncir_log_level = (unsigned char) num;
211     }
212 }
213 
214 /******************************************************************************
215  * Function         phNxpLog_InitializeLogLevel
216  *
217  * Description      Initialize and get log level of module from libnfc-nxp.conf or
218  *                  Android runtime properties.
219  *                  The Android property nfc.nxp_global_log_level is to
220  *                  define log level for all modules. Modules log level will overwide global level.
221  *                  The Android property will overwide the level
222  *                  in libnfc-nxp.conf
223  *
224  *                  Android property names:
225  *                      nfc.nxp_log_level_global    * defines log level for all modules
226  *                      nfc.nxp_log_level_extns     * extensions module log
227  *                      nfc.nxp_log_level_hal       * Hal module log
228  *                      nfc.nxp_log_level_dnld      * firmware download module log
229  *                      nfc.nxp_log_level_tml       * TML module log
230  *                      nfc.nxp_log_level_nci       * NCI transaction log
231  *
232  *                  Log Level values:
233  *                      NXPLOG_LOG_SILENT_LOGLEVEL  0        * No trace to show
234  *                      NXPLOG_LOG_ERROR_LOGLEVEL   1        * Show Error trace only
235  *                      NXPLOG_LOG_WARN_LOGLEVEL    2        * Show Warning trace and Error trace
236  *                      NXPLOG_LOG_DEBUG_LOGLEVEL   3        * Show all traces
237  *
238  * Returns          void
239  *
240  ******************************************************************************/
phNxpLog_InitializeLogLevel(void)241 void phNxpLog_InitializeLogLevel(void)
242 {
243     uint8_t level = phNxpLog_SetGlobalLogLevel();
244     phNxpLog_SetHALLogLevel(level);
245     phNxpLog_SetExtnsLogLevel(level);
246     phNxpLog_SetTmlLogLevel(level);
247     phNxpLog_SetDnldLogLevel(level);
248     phNxpLog_SetNciTxLogLevel(level);
249 
250     ALOGD ("%s: global =%u, Fwdnld =%u, extns =%u, \
251                 hal =%u, tml =%u, ncir =%u, \
252                 ncix =%u", \
253                 __FUNCTION__, gLog_level.global_log_level, gLog_level.dnld_log_level,
254                     gLog_level.extns_log_level, gLog_level.hal_log_level, gLog_level.tml_log_level,
255                     gLog_level.ncir_log_level, gLog_level.ncix_log_level);
256 }
257