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comparison chipsetsw/riviera/rvt/rvt_api.c @ 0:509db1a7b7b8

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initial import: leo2moko-r1
author Space Falcon <falcon@ivan.Harhan.ORG>
date Mon, 01 Jun 2015 03:24:05 +0000
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-1:000000000000 0:509db1a7b7b8
1 /**************************************************************************
2 *
3 * rvt_api.c
4 *
5 * This module defines the interface of Trace Module
6 *
7 * (C) Texas Instruments, all rights reserved
8 *
9 * Version number : 0.1
10 *
11 * History : 0.1 (7/5/2000) - Created
12 *
13 * Date : 7/5/2000
14 *
15 * Author : Guido Pagana g-pagana@ti.com *
16 ***************************************************************************/
17
18
19
20 #include "rv/general.h"
21 #include "rv/rv_general.h"
22 #include "rvf/rvf_api.h"
23 #include "rvm/rvm_use_id_list.h"
24
25 #include "rvt/rvt_gen.h"
26 #include "rvt/rvt_def_i.h"
27 #include "rvt/rvt_env.h"
28 #include "rvt/rvt_env_i.h"
29
30 #include <string.h>
31
32
33 /*
34 ** Trace User data base global variable
35 */
36 T_RVT_USER_DB rvt_user_db [] = RVT_USER_ID_MAPPING;
37
38 /*
39 ** Number of messages lost
40 */
41 T_RVT_LOST_MSG rvt_lost_msg_cpt = {0};
42
43 extern UINT8 rvf_trace_level;
44
45 extern UINT32 rvf_layer_mask;
46
47
48 /********************************************************************************/
49 /* */
50 /* Function Name: rvt_set_trace_level */
51 /* */
52 /* Purpose: Updating the level of filtering, as well as the 32-bit */
53 /* mask related to the software entities to be monitored, */
54 /* according to the PC. */
55 /* */
56 /* Note: None. */
57 /* */
58 /********************************************************************************/
59 void rvt_set_trace_level (T_RVT_BUFFER p_msg, UINT16 msg_length)
60 {
61
62 /* Checking for an invalid PDU. */
63 if ((p_msg == NULL) || \
64 (msg_length != (sizeof (UINT8) + sizeof (UINT32))))
65 {
66 return;
67 }
68
69 /* Update the level of filtering. */
70 if (*p_msg <= RV_TRACE_LEVEL_DEBUG_LOW)
71 {
72 rvf_trace_level = *p_msg;
73 }
74
75 /* Update the 32-bit mask related to the software entities to be monitored.
76 Note that the 32-bit mask is transmitted LSB first. */
77 rvf_layer_mask = *(++p_msg);
78 rvf_layer_mask |= *(++p_msg) << 8;
79 rvf_layer_mask |= *(++p_msg) << 16;
80 rvf_layer_mask |= *(++p_msg) << 24;
81 }
82
83
84 /********************************************************************************/
85 /* */
86 /* Function Name: rvt_send_trace_no_copy */
87 /* */
88 /* Purpose: This function is used send trace messages without */
89 /* copying. */
90 /* */
91 /* Note: */
92 /* WARNING!!!! The buffer containing the message has been allocated */
93 /* by the trace module!!! */
94 /* */
95 /********************************************************************************/
96
97 T_RVT_RET
98 rvt_send_trace_no_cpy( T_RVT_BUFFER msg,
99 T_RVT_USER_ID user_id,
100 T_RVT_MSG_LG msg_length,
101 T_RVT_FORMAT msg_format)
102 {
103 /* Shift the pointer back to write control values */
104 T_RVT_TRACE_RQST * req_msg = (T_RVT_TRACE_RQST * )((UINT8*)msg - RVT_HEADER_SIZE);
105
106 /* Check is Trace Module is running */
107 if (rvt_module_state != RVT_STARTED)
108 {
109 (rvt_lost_msg_cpt.bit_mask).count++;
110 (rvt_lost_msg_cpt.bit_mask).not_started = 1;
111 return RVT_NOT_READY;
112 }
113
114
115 /* Add the id, size and format of the msg at the beginning */
116
117 req_msg->header.msg_id = RVT_TRACE_RQST_ID;
118 req_msg->format = msg_format;
119 req_msg->user_id = user_id;
120 req_msg->msg_length = msg_length;
121
122 if (rvf_send_msg(rvt_addr_id, (void *) req_msg) != RVF_OK)
123 {
124 (rvt_lost_msg_cpt.bit_mask).count++;
125 (rvt_lost_msg_cpt.bit_mask).message_not_sent = 1;
126 return RVT_INTERNAL_ERR;
127 }
128 return RVT_OK;
129 }
130
131
132 /********************************************************************************/
133 /* */
134 /* Function Name: send trace copy */
135 /* */
136 /* Purpose: this function sends traces with copy */
137 /* */
138 /* Note: */
139 /* No check on id parameter !!!! Must be done in PC. */
140 /* */
141 /********************************************************************************/
142 T_RVT_RET rvt_send_trace_cpy (T_RVT_BUFFER msg,
143 T_RVT_USER_ID user_id,
144 T_RVT_MSG_LG msg_length,
145 T_RVT_FORMAT msg_format)
146
147
148
149 {
150 T_RVT_TRACE_RQST * req ;
151
152 /* Check is Trace Module is running */
153 if (rvt_module_state != RVT_STARTED)
154 {
155 (rvt_lost_msg_cpt.bit_mask).count++;
156 (rvt_lost_msg_cpt.bit_mask).not_started = 1;
157 return RVT_NOT_READY;
158 }
159
160 /* Allocate memory (msg_length + necessary room for the header) */
161 if ((rvf_get_buf (rvt_mb_id, (UINT32) msg_length + RVT_HEADER_SIZE, (T_RVF_BUFFER**) &req)) == RVF_RED)
162 {
163 (rvt_lost_msg_cpt.bit_mask).count++;
164 (rvt_lost_msg_cpt.bit_mask).insufficient_resources = 1;
165 return RVT_MEMORY_ERR;
166 }
167
168 /* Add the id, size and format of the msg at the beginning */
169 req->header.msg_id = RVT_TRACE_RQST_ID;
170 req->format = msg_format;
171 req->user_id = user_id;
172 req->msg_length = msg_length;
173
174 /* Copy the message */
175 memcpy( (UINT8*)req + RVT_HEADER_SIZE, msg, msg_length);
176
177 /*
178 ** Send it as a message to Trace Task
179 */
180 if (rvf_send_msg(rvt_addr_id, (void *) req) != RVF_OK)
181 {
182 (rvt_lost_msg_cpt.bit_mask).count++;
183 (rvt_lost_msg_cpt.bit_mask).message_not_sent = 1;
184 rvf_free_buf (req);
185 return RVT_INTERNAL_ERR;
186 }
187 return RVT_OK;
188 }
189
190
191
192 /********************************************************************************/
193 /* */
194 /* Function Name: rvt_register_id */
195 /* */
196 /* Purpose: function rvt_register id */
197 /* returns 0 if string not found, else the number */
198 /* stocked in the array */
199 /* */
200 /* Note: */
201 /* uses two arrays, one that stockes the messages,and another for the */
202 /* correspondent values. */
203 /* */
204 /********************************************************************************/
205
206 T_RVT_RET rvt_register_id(T_RVT_NAME name[], T_RVT_USER_ID *rvt_id, RVT_CALLBACK_FUNC callback)
207 {
208 UINT8 i;
209
210 /*looks in the array if the message is stocked */
211 for (i=0;rvt_user_db[i].user_id!=RVT_INVALID_HEADER;i++)
212 {
213 if (rvt_name_cmp(rvt_user_db[i].user_name,name))
214 {
215 *rvt_id = rvt_user_db[i].user_id;
216 rvt_user_db[i].rx_callback_func = callback;
217 return(RVT_OK);
218 }
219 }
220
221 /*else returns zero */
222 return (RVT_INVALID_PARAMETER);
223
224 }
225
226
227
228
229 /********************************************************************************/
230 /* */
231 /* Function Name: rvt_mem_alloc */
232 /* */
233 /* Purpose: this function allocates a buffer for tracing. */
234 /* */
235 /* Note: */
236 /* None. */
237 /* */
238 /********************************************************************************/
239 T_RVT_RET rvt_mem_alloc(T_RVT_USER_ID user_id, T_RVT_MSG_LG buffer_length, T_RVT_BUFFER * buff)
240 {
241 if (rvt_module_state != RVT_STARTED)
242 {
243 *buff = NULL;
244 (rvt_lost_msg_cpt.bit_mask).count++;
245 (rvt_lost_msg_cpt.bit_mask).not_started = 1;
246 return RVT_NOT_READY;
247 }
248
249 if (rvf_get_buf (rvt_mb_id, (UINT32) buffer_length + RVT_HEADER_SIZE, (T_RVF_BUFFER**) buff) == RVF_RED)
250 {
251 *buff = NULL;
252 (rvt_lost_msg_cpt.bit_mask).count++;
253 (rvt_lost_msg_cpt.bit_mask).insufficient_resources = 1;
254 return RVT_MEMORY_ERR;
255 }
256 *buff = *buff + RVT_HEADER_SIZE;
257 return RVT_OK;
258 }
259
260
261 /********************************************************************************/
262 /* */
263 /* Function Name: rvt_mem_free */
264 /* */
265 /* Purpose: this function frees an allocated buffer for the trace task */
266 /* */
267 /* Note: */
268 /* None. */
269 /* */
270 /********************************************************************************/
271 T_RVT_RET rvt_mem_free(T_RVT_BUFFER msg)
272 {
273
274 /*
275 ** Shift the pointer back to write control values
276 */
277 char *buff = (char*) msg - RVT_HEADER_SIZE;
278
279 // Deallocates the buffer
280 if (rvf_free_buf((T_RVF_BUFFER*) buff) == RVF_MEMORY_ERR)
281 {
282 return RVT_MEMORY_ERR;
283 }
284 return RVT_OK;
285 }
286
287
288 /*
289 ** User function used to compare name
290 */
291 BOOLEAN rvt_name_cmp( char * str1, char * str2)
292 {
293 UINT8 i;
294
295 for ( i = 0; (str1[i] == str2[i]) && (str1[i] != 0) && (str2[i] != 0) && (i < RVT_NAME_MAX_LEN); i++ );
296 if ( i == RVT_NAME_MAX_LEN)
297 { return TRUE;
298 }
299 if ( (str1[i] == 0) && (str2[i] == 0) )
300 { return TRUE;
301 }
302 return FALSE;
303 }