FreeCalypso > hg > fc-selenite

annotate src/cs/drivers/drv_app/ffs/board/ffs_env.c @ 110:6ed76fdb72d5

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README: better explanation of current status and what needs to be done next
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 28 Jul 2018 06:37:29 +0000
parents b6a5e36de839
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /****************************************************************************/
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2 /* */
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3 /* File Name: ffs_env.c */
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4 /* */
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5 /* Purpose: This file contains definitions for RV manager related */
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6 /* functions used to get info, start and stop the FFS SWE. */
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7 /* */
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8 /* Version 0.1 */
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9 /* */
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10 /* Date Modification */
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11 /* ------------------------------------ */
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12 /* 10/24/2000 Create */
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13 /* */
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14 /* Author Pascal Puel */
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15 /* */
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16 /* (C) Copyright 2000 by Texas Instruments Incorporated, All Rights Reserved*/
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17 /****************************************************************************/
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18
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19 #include "board.cfg"
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20 #include "ffs.cfg"
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21 #include "ffs/ffs_env.h"
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22 #include "rvm/rvm_gen.h"
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23 #include "rvm/rvm_priorities.h"
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24 #include "rvm/rvm_use_id_list.h"
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25 #include "ffs/board/task.h"
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26 #include <string.h>
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27
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28 extern void ffs_task_init(T_RVF_MB_ID mbid, T_RVF_ADDR_ID addr_id);
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29 T_FFS_TASK_INFO ffs_task_info;
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30
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31 /* global pointer to the error function */
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32 static T_RVM_RETURN (*ffs_error_ft)(T_RVM_NAME swe_name, T_RVM_RETURN error_cause,
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33 T_RVM_ERROR_TYPE error_type,T_RVM_STRING error_msg);
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34
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35 /******************************************************************************
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36 * Function : ffs_get_info
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37 *
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38 * Description : This function is called by the RV manager to learn
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39 * driver requirements in terms of memory, SWEs...
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40 *
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41 * Parameters : T_RVM_INFO_SWE * swe_info: pointer to the structure to fill
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42 * containing infos related to the driver SWE.
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43 *
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44 * Return : T_RVM_RETURN
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45 *
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46 * History : 0.1 (20-August-2000)
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47 *
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48 *
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49 ******************************************************************************/
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50 T_RVM_RETURN ffs_get_info(T_RVM_INFO_SWE * infoSWE)
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51 {
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52
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53 /* SWE info */
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54 infoSWE->swe_type = RVM_SWE_TYPE_4;
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55
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56 infoSWE->type_info.type4.swe_use_id = FFS_USE_ID;
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57 memcpy ( (UINT8 *) infoSWE->type_info.type4.swe_name, "FFS", sizeof("FFS") );
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58 infoSWE->type_info.type4.version = 0;
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59
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60 infoSWE->type_info.type4.stack_size = FFS_STACK_SIZE;
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61 infoSWE->type_info.type4.priority = RVM_FFS_TASK_PRIORITY;
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62
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63 /* memory bank info */
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64 infoSWE->type_info.type4.nb_mem_bank = 1;
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65
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66 memcpy ((UINT8 *) infoSWE->type_info.type4.mem_bank[0].bank_name, "FFS_PRIM", RVM_NAME_MAX_LEN);
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67 infoSWE->type_info.type4.mem_bank[0].initial_params.size = FFS_MB_PRIM_SIZE;
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68 infoSWE->type_info.type4.mem_bank[0].initial_params.watermark = FFS_MB_PRIM_WATERMARK;
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69
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70 /* linked SWE info */
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71 infoSWE->type_info.type4.nb_linked_swe = 0;
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72
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73 /* generic functions */
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74 infoSWE->type_info.type4.set_info = ffs_set_info;
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75 infoSWE->type_info.type4.init = ffs_init;
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76 infoSWE->type_info.type4.core = ffs_start;
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77 infoSWE->type_info.type4.stop = ffs_stop;
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78 infoSWE->type_info.type4.kill = ffs_kill;
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79
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80 /* Set return_path */
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81 infoSWE->type_info.type4.return_path.callback_func = NULL;
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82 infoSWE->type_info.type4.return_path.addr_id = 0;
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83
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84 return RV_OK;
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85 }
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86
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87
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88 /******************************************************************************
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89 * Function : ffs_set_info
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90 *
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91 * Description : This function is called by the RV manager to inform
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92 * the driver SWE about task_id, mb_id and error function.
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93 *
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94 * Parameters : - T_RVF_ADDR_ID addr_id: unique path to the SWE.
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95 * - T_RV_RETURN ReturnPath[], array of return path for linked SWE
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96 * - T_RVF_MB_ID mbId[]: array of memory bank ids.
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97 * - callback function to call in case of unrecoverable error.
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98 *
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99 * Return : T_RVM_RETURN
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100 *
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101 * History : 0.1 (20-August-2000)
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102 *
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103 *
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104 ******************************************************************************/
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105 T_RVM_RETURN ffs_set_info(T_RVF_ADDR_ID addr_id,
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106 T_RV_RETURN ReturnPath[],
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107 T_RVF_MB_ID mbId[],
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108 T_RVM_RETURN (*callBackFct)(T_RVM_NAME SWEntName,
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109 T_RVM_RETURN errorCause,
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110 T_RVM_ERROR_TYPE errorType,
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111 T_RVM_STRING errorMsg))
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112 {
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113 /* store the pointer to the error function */
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114 ffs_error_ft = callBackFct ;
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115
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116 ffs_task_init(mbId[0], addr_id);
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117
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118 ffs_task_info.addr_id = addr_id;
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119 ffs_task_info.mbid = mbId[0];
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120
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121 return RV_OK;
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122 }
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123
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124
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125 /******************************************************************************
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126 * Function : ffs_init
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127 *
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128 * Description : This function is called by the RV manager to initialize the
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129 * ffs SWE before creating the task and calling ffs_start.
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 *
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 * Parameters : None
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 *
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 * Return : T_RVM_RETURN
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 *
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 * History : 0.1 (20-August-2000)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 ******************************************************************************/
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 T_RVM_RETURN ffs_init(void)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 {
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 return RV_OK;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 }
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 /******************************************************************************
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 * Function : ffs_start
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 *
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 * Description : This function is called by the RV manager to start the ffs
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 * SWE, it is the body of the task.
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 *
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 * Parameters : None
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 *
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 * Return : T_RVM_RETURN
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 * History : 0.1 (20-August-2000)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 *
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 ******************************************************************************/
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 T_RVM_RETURN ffs_start(void)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 {
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 ffs_task();
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 return RV_OK;
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 }
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 /******************************************************************************
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 * Function : ffs_stop
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 * Description : This function is called by the RV manager to stop the ffs SWE.
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170 *
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 * Parameters : None
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 * Return : T_RVM_RETURN
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 * History : 0.1 (20-August-2000)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 ******************************************************************************/
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179 T_RVM_RETURN ffs_stop(void)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 {
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 /* other SWEs have not been killed yet, ffs can send messages to other SWEs */
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183 return RV_OK;
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 }
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 /******************************************************************************
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188 * Function : ffs_kill
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
190 * Description : This function is called by the RV manager to kill the ffs
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
191 * SWE, after the ffs_stop function has been called.
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
193 * Parameters : None
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
194 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
195 * Return : T_RVM_RETURN
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
196 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
197 * History : 0.1 (20-August-2000)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
198 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
199 *
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
200 ******************************************************************************/
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
201 T_RVM_RETURN ffs_kill (void)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
202 {
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
203 /* free all memory buffer previously allocated */
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
204 return RV_OK;
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
205 }