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comparison chipsetsw/drivers/drv_app/spi/spi_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 /* */
3 /* File Name: spi_env.c */
4 /* */
5 /* Purpose: This file contains definitions for RV manager related */
6 /* functions used to get info, start and stop the SPI SWE. */
7 /* */
8 /* Version 0.1 */
9 /* */
10 /* Date Modification */
11 /* ------------------------------------ */
12 /* 20/08/2000 Create */
13 /* */
14 /* Author David Lamy-Charrier (dlamy@tif.ti.com) */
15 /* */
16 /* (C) Copyright 2000 by Texas Instruments Incorporated, All Rights Reserved*/
17 /****************************************************************************/
18
19 #include "spi/spi_env.h"
20 #include "rv/general.h"
21 #include "rvm/rvm_gen.h"
22 #include "rvm/rvm_priorities.h"
23 #include "rvm/rvm_use_id_list.h"
24 #include <string.h>
25
26 //extern T_RV_RET spi_core(void);
27 #include "spi/spi_task.h"
28
29
30 /* global pointer to the error function */
31 static T_RVM_RETURN (*spi_error_ft)(T_RVM_NAME swe_name, T_RVM_RETURN error_cause,
32 T_RVM_ERROR_TYPE error_type,T_RVM_STRING error_msg);
33
34 /* Global variables */
35 T_SPI_GBL_INFO *SPI_GBL_INFO_PTR = NULL;
36
37
38
39 /******************************************************************************
40 * Function : spi_get_info
41 *
42 * Description : This function is called by the RV manager to learn
43 * spi requirements in terms of memory, SWEs...
44 *
45 * Parameters : T_RVM_INFO_SWE * swe_info: pointer to the structure to fill
46 * containing infos related to the SPI SWE.
47 *
48 * Return : T_RVM_RETURN
49 *
50 * History : 0.1 (20-August-2000)
51 *
52 *
53 ******************************************************************************/
54 T_RVM_RETURN spi_get_info(T_RVM_INFO_SWE * infoSWE)
55 {
56
57 /* SWE info */
58
59 infoSWE->swe_type = RVM_SWE_TYPE_4;
60 infoSWE->type_info.type4.swe_use_id = SPI_USE_ID;
61 memcpy( infoSWE->type_info.type4.swe_name, "SPI", sizeof("SPI") );
62
63 infoSWE->type_info.type4.stack_size = SPI_STACK_SIZE;
64 infoSWE->type_info.type4.priority = RVM_SPI_TASK_PRIORITY;
65
66
67 /* memory bank info */
68 infoSWE->type_info.type4.nb_mem_bank = 1;
69
70 memcpy ((UINT8 *) infoSWE->type_info.type4.mem_bank[0].bank_name, "SPI_PRIM", 9);
71 infoSWE->type_info.type4.mem_bank[0].initial_params.size = SPI_MB_PRIM_SIZE;
72 infoSWE->type_info.type4.mem_bank[0].initial_params.watermark = SPI_MB_PRIM_WATERMARK;
73
74
75 /* linked SWE info */
76 infoSWE->type_info.type4.nb_linked_swe = 0;
77
78
79 /* generic functions */
80 infoSWE->type_info.type4.set_info = spi_set_info;
81 infoSWE->type_info.type4.init = spi_init;
82 infoSWE->type_info.type4.core = spi_core;
83 infoSWE->type_info.type4.stop = spi_stop;
84 infoSWE->type_info.type4.kill = spi_kill;
85
86 /* Set the return path */
87 infoSWE->type_info.type4.return_path.callback_func = NULL;
88 infoSWE->type_info.type4.return_path.addr_id = 0;
89
90 return RV_OK;
91 }
92
93
94 /******************************************************************************
95 * Function : spi_set_info
96 *
97 * Description : This function is called by the RV manager to inform
98 * the spi SWE about task_id, mb_id and error function.
99 *
100 * Parameters : - T_RVM_TASK_ID taskId: task_id.
101 * - T_RV_RETURN ReturnPath[], array of return path for linked SWE
102 * - T_RVF_MB_ID mbId[]: array of memory bank ids.
103 * - callback function to call in case of unrecoverable error.
104 *
105 * Return : T_RVM_RETURN
106 *
107 * History : 0.1 (20-August-2000)
108 *
109 *
110 ******************************************************************************/
111 T_RVM_RETURN spi_set_info( T_RVF_ADDR_ID addr_id,
112 T_RV_RETURN ReturnPath[],
113 T_RVF_MB_ID mbId[],
114 T_RVM_RETURN (*callBackFct)(T_RVM_NAME SWEntName,
115 T_RVM_RETURN errorCause,
116 T_RVM_ERROR_TYPE errorType,
117 T_RVM_STRING errorMsg))
118 {
119 T_RVF_MB_STATUS mb_status;
120 UINT16 i;
121
122 rvf_send_trace("SPI : spi_set_info: try to init GLOBAL INFO SPI structure ... ",62,
123 NULL_PARAM,
124 RV_TRACE_LEVEL_DEBUG_LOW,
125 SPI_USE_ID);
126
127 mb_status = rvf_get_buf(mbId[0],sizeof(T_SPI_GBL_INFO),(void **) &SPI_GBL_INFO_PTR);
128
129 if (mb_status == RVF_RED)
130 {
131 rvf_send_trace("SPI : spi_set_info: Not enough memory to initiate GLOBAL INFO SPI structure ... ",80,
132 NULL_PARAM,
133 RV_TRACE_LEVEL_ERROR,
134 SPI_USE_ID);
135
136 return (RVM_MEMORY_ERR);
137 }
138
139
140 /* store the pointer to the error function */
141 spi_error_ft = callBackFct ;
142
143 SPI_GBL_INFO_PTR->prim_id = mbId[0];
144
145 /* Store the addr id */
146 SPI_GBL_INFO_PTR->addr_id = addr_id;
147
148 for(i=0;i<MADC_NUMBER_OF_MEAS;i++)
149 {
150 SPI_GBL_INFO_PTR->adc_result[i] = 0;
151 }
152
153 SPI_GBL_INFO_PTR->is_gsm_on = FALSE;
154
155 SPI_GBL_INFO_PTR->SpiTaskReady = FALSE;
156
157 /* spi task_id and spi mb_id could be retrieved later
158 using rvf_get_taskid and rvf_get_mb_id functions */
159
160 return RV_OK;
161 }
162
163
164 /******************************************************************************
165 * Function : spi_init
166 *
167 * Description : This function is called by the RV manager to initialize the
168 * spi SWE before creating the task and calling spi_start.
169 *
170 * Parameters : None
171 *
172 * Return : T_RVM_RETURN
173 *
174 * History : 0.1 (20-August-2000)
175 *
176 *
177 ******************************************************************************/
178 T_RVM_RETURN spi_init(void)
179 {
180
181 return RV_OK;
182 }
183
184
185
186 /******************************************************************************
187 * Function : spi_stop
188 *
189 * Description : This function is called by the RV manager to stop the spi SWE.
190 *
191 * Parameters : None
192 *
193 * Return : T_RVM_RETURN
194 *
195 * History : 0.1 (20-August-2000)
196 *
197 *
198 ******************************************************************************/
199 T_RVM_RETURN spi_stop(void)
200 {
201 /* other SWEs have not been killed yet, spi can send messages to other SWEs */
202
203 return RV_OK;
204 }
205
206
207 /******************************************************************************
208 * Function : spi_kill
209 *
210 * Description : This function is called by the RV manager to kill the spi
211 * SWE, after the spi_stop function has been called.
212 *
213 * Parameters : None
214 *
215 * Return : T_RVM_RETURN
216 *
217 * History : 0.1 (20-August-2000)
218 *
219 *
220 ******************************************************************************/
221 T_RVM_RETURN spi_kill (void)
222 {
223 /* free all memory buffer previously allocated */
224 return RV_OK;
225 }
226
227
228