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comparison chipsetsw/services/etm/etm_env.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 * Enhanced TestMode (ETM)
3 * @file etm_env.c
4 *
5 * @author Kim T. Peteren (ktp@ti.com)
6 * @version 0.1
7 *
8
9 *
10 * History:
11 *
12 * Date Modification
13 * ------------------------------------
14 * 16/06/2003 Creation
15 *
16 * (C) Copyright 2003 by Texas Instruments Incorporated, All Rights Reserved
17 *********************************************************************************/
18
19
20 #include "etm/etm_env.h"
21
22 #include "rvm/rvm_priorities.h"
23 #include "rvm/rvm_use_id_list.h"
24 #include "rv/rv_defined_swe.h"
25
26 #include <string.h>
27 /******************************************************************************
28 *
29 *****************************************************************************/
30
31 /* External declaration */
32 extern T_RV_RET etm_task(void);
33
34
35 /**
36 * Pointer on the structure gathering all the global variables
37 * used by ETM instance.
38 */
39 T_ETM_ENV_CTRL_BLK *etm_env_ctrl_blk = NULL;
40
41
42 /******************************************************************************
43 * Function : etm_get_info
44 *
45 * Description : This function is called by the RV manager to learn
46 * driver requirements in terms of memory, SWEs...
47 *
48 * Parameters : T_RVM_INFO_SWE * swe_info: pointer to the structure to fill
49 * containing infos related to the driver SWE.
50 *
51 * Return : T_RVM_RETURN
52 *
53 * History : 0.1
54 *
55 *
56 ******************************************************************************/
57 T_RVM_RETURN etm_get_info(T_RVM_INFO_SWE *swe_info)
58 {
59 /* SWE info */
60 swe_info->swe_type = RVM_SWE_TYPE_4;
61 swe_info->type_info.type4.swe_use_id = ETM_USE_ID;
62
63 memcpy(swe_info->type_info.type4.swe_name, "ETM", sizeof("ETM"));
64 swe_info->type_info.type4.stack_size = ETM_STACK_SIZE;
65 swe_info->type_info.type4.priority = RVM_ETM_TASK_PRIORITY;
66
67 /* Set the return path */
68 swe_info->type_info.type4.return_path.callback_func = NULL;
69 swe_info->type_info.type4.return_path.addr_id = 0;
70
71 /* memory bank info */
72 swe_info->type_info.type4.nb_mem_bank = 1;
73
74 memcpy (swe_info->type_info.type4.mem_bank[0].bank_name, "ETM_PRIM", 9);
75 swe_info->type_info.type4.mem_bank[0].initial_params.size = ETM_MB_PRIM_SIZE;
76 swe_info->type_info.type4.mem_bank[0].initial_params.watermark = ETM_MB_PRIM_WATERMARK;
77
78 /* linked SWE info */
79 /* this SWE requires the ATP SWE to run */
80 #ifdef RVM_ATP_SWE
81 swe_info->type_info.type4.nb_linked_swe = 1;
82 swe_info->type_info.type4.linked_swe_id[0] = ATP_USE_ID;
83 #else
84 swe_info->type_info.type4.nb_linked_swe = 0;
85 #endif
86
87 /* generic functions */
88 swe_info->type_info.type4.set_info = etm_set_info;
89 swe_info->type_info.type4.init = etm_init;
90 swe_info->type_info.type4.core = etm_start;
91 swe_info->type_info.type4.stop = etm_stop;
92 swe_info->type_info.type4.kill = etm_kill;
93
94 return RVM_OK;
95 }
96
97
98 /******************************************************************************
99 * Function : etm_set_info
100 *
101 * Description : This function is called by the RV manager to inform
102 * the driver SWE about task_id, mb_id and error function.
103 *
104 * Parameters : - T_RVF_ADDR_ID addr_id: unique path to the SWE.
105 * - T_RV_RETURN ReturnPath[], array of return path for linked SWE
106 * - T_RVF_MB_ID mbId[]: array of memory bank ids.
107 * - callback function to call in case of unrecoverable error.
108 *
109 * Return : T_RVM_RETURN
110 *
111 * History : 0.1
112 *
113 *
114 ******************************************************************************/
115
116 T_RVM_RETURN etm_set_info (T_RVF_ADDR_ID addr_id,
117 T_RV_RETURN return_path[],
118 T_RVF_MB_ID bk_id[],
119 T_RVM_RETURN (*rvm_error_ft)(T_RVM_NAME swe_name,
120 T_RVM_RETURN error_cause,
121 T_RVM_ERROR_TYPE error_type,
122 T_RVM_STRING error_msg))
123 {
124 /* Create instance gathering all the variable used by EXPL instance */
125 if (rvf_get_buf(bk_id[0],
126 sizeof(T_ETM_ENV_CTRL_BLK),
127 (T_RVF_BUFFER**)&etm_env_ctrl_blk) != RVF_GREEN)
128 {
129 /* The environemnt will cancel the ETM instance creation. */
130 return RVM_MEMORY_ERR;
131 }
132
133
134 /* Store the pointer to the error function */
135 etm_env_ctrl_blk->error_ft = rvm_error_ft ;
136 /* Store the mem bank id. */
137 etm_env_ctrl_blk->prim_id = bk_id[0];
138 /* Store the addr id */
139 etm_env_ctrl_blk->addr_id = addr_id;
140
141 /*
142 * Task ID (task_id) and Memory bank ID (mb_id) can be retrieved later
143 * using rvf_get_taskid and rvf_get_mb_id functions.
144 */
145
146 /* return_path of linked SWE -> not used */
147
148 return RVM_OK;
149 }
150
151
152 /******************************************************************************
153 * Function : etm_init
154 *
155 * Description : This function is called by the RV manager to initialize the
156 * etm SWE before creating the task and calling etm_start.
157 *
158 * Parameters : None
159 *
160 * Return : T_RVM_RETURN
161 *
162 * History : 0.1 (20-August-2000)
163 *
164 *
165 ******************************************************************************/
166
167 T_RVM_RETURN etm_init(void)
168 {
169 return RVM_OK;
170 }
171
172
173 /******************************************************************************
174 * Function : etm_start
175 *
176 * Description : This function is called by the RV manager to start the etm
177 * SWE, it is the body of the task.
178 *
179 * Parameters : None
180 *
181 * Return : T_RVM_RETURN
182 *
183 * History : 0.1
184 *
185 *
186 ******************************************************************************/
187
188 T_RVM_RETURN etm_start(void)
189 {
190 etm_task();
191 return RV_OK;
192 }
193
194
195 /******************************************************************************
196 * Function : etm_stop
197 *
198 * Description : This function is called by the RV manager to stop the etm SWE.
199 *
200 * Parameters : None
201 *
202 * Return : T_RVM_RETURN
203 *
204 * History : 0.1
205 *
206 ******************************************************************************/
207
208 T_RVM_RETURN etm_stop(void)
209 {
210 return RVM_OK;
211 }
212
213 /******************************************************************************
214 * Function : etm_kill
215 *
216 * Description : This function is called by the RV manager to kill the etm
217 * SWE, after the etm_stop function has been called.
218 *
219 * Parameters : None
220 *
221 * Return : T_RVM_RETURN
222 *
223 * History : 0.1
224 *
225 *
226 ******************************************************************************/
227
228 T_RVM_RETURN etm_kill (void)
229 {
230 rvf_free_buf(etm_env_ctrl_blk);
231 return RVM_OK;
232 }