FreeCalypso > hg > fc-selenite

annotate src/gpf/ccd/ccd_store.c @ 163:a911ac771094

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board preprocessor conditionals: prep for more FC hw in the future Please see the corresponding change in fc-magnetite for the explanation.
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 01 Apr 2019 01:20:03 +0000
parents 1ea54a97e831
children
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1 /*
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2 +-----------------------------------------------------------------------------
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3 | Project :
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4 | Modul : ccd_store.c
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5 +-----------------------------------------------------------------------------
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6 | Copyright 2004 Texas Instruments Deutschland, GmbH
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7 | All rights reserved.
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8 |
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9 | This file is confidential and a trade secret of Texas
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10 | Instruments Berlin, AG
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11 | The receipt of or possession of this file does not convey
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12 | any rights to reproduce or disclose its contents or to
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13 | manufacture, use, or sell anything it may describe, in
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14 | whole, or in part, without the specific written consent of
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15 | Texas Instruments Berlin, AG.
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16 +-----------------------------------------------------------------------------
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17 | Purpose : CCD - Definition of store handling routines
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18 +-----------------------------------------------------------------------------
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19 */
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20
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21 #define CCD_STO_C
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22
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23 #include <stdio.h>
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24 #include <stdlib.h>
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25 #include <stdarg.h>
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26 #include <string.h>
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27 #include <setjmp.h>
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28
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29 /*
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30 * Standard definitions like UCHAR, ERROR etc.
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31 */
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32 #include "typedefs.h"
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33 #include "header.h"
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34
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35 /*
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36 * Types and constants used by CCD
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37 */
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38 #include "ccd_globs.h"
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39
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40 /*
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41 * Type definitions for CCD data tables
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42 */
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43 #include "ccdtable.h"
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44
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45 /*
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46 * Function prototypes of CCD-CCDDATA interface
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47 */
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48 #include "ccddata.h"
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49
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50 /*
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51 * Prototypes of ccd internal functions
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52 */
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53 #include "ccd.h"
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54
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55
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56 extern T_CCD_TASK_TABLE* ccd_task_list[];
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57
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58 #ifndef RUN_INT_RAM
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59 /* Attention for RUN_...: static function */
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60 /*
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61 +------------------------------------------------------------------------------
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62 | Function : ccd_store_alloc
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63 +------------------------------------------------------------------------------
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64 | Description : This function allocates a the entity's store entry and
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65 | set its next pointer to 0.
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66 | The members of the entry must not reset with each
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67 | coding/decoding action.
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68 |
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69 | Parameters : -
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70 |
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71 | Return : pointer to struct of type T_CCD_STORE_LIST
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72 +------------------------------------------------------------------------------
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73 */
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74 static T_CCD_STORE_LIST* ccd_store_alloc ()
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75 {
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76 T_CCD_STORE_LIST* stoentry;
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77 int i;
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78 #if defined (CCD_TEST)
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79 stoentry = malloc (sizeof(T_CCD_STORE_LIST));
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80 #else
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81 stoentry = D_ALLOC (sizeof(T_CCD_STORE_LIST));
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82 #endif
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83 /* for future use to extend register capacity */
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84 /* stoentry->next = NULL */
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85 if (stoentry)
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86 {
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87 for (i = 0; i < 3; i++)
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88 {
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89 stoentry->store[i] = 0;
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90 }
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91 /* for future use to extend register capacity */
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92 /* (*stoentry)->next = NULL */
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93 }
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94 return stoentry;
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95 }
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96 #endif /* !RUN_INT_RAM */
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97
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98 #ifndef RUN_INT_RAM
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99 /*
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100 +------------------------------------------------------------------------------
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101 | Function : ccd_store_init
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102 +------------------------------------------------------------------------------
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103 | Description : This function initializes the entity's store entry
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104 |
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105 | Parameters : eentry - pointing to the entity's error entry
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106 |
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107 | Return : 1 in case of error, 0 otherwise
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108 +------------------------------------------------------------------------------
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109 */
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110 int ccd_store_init (T_CCD_STORE_LIST** stoentry)
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111 {
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112 if (!*stoentry)
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113 {
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114 #if defined (CCD_TEST)
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115 *stoentry = malloc (sizeof(T_CCD_STORE_LIST));
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116 #else
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117 *stoentry = D_ALLOC (sizeof(T_CCD_STORE_LIST));
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118 #endif
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119 }
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120 if (*stoentry)
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121 {
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122 int i;
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123 for (i = 0; i < 3; i++)
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124 {
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125 (*stoentry)->store[i] = 0;
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126 }
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127 /* for future use to extend register capacity */
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128 /* (*stoentry)->next = NULL */
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129 return 0;
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parents:
diff changeset
130 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 return 1;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 #endif /* !RUN_INT_RAM */
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parents:
diff changeset
134
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 #ifndef RUN_INT_RAM
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 /*
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 +------------------------------------------------------------------------------
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 | Function : ccd_store_exit
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parents:
diff changeset
139 +------------------------------------------------------------------------------
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 | Description : This function frees the task related store entry in
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 | ccd_task_list.
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parents:
diff changeset
142 |
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parents:
diff changeset
143 | Parameters : -
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parents:
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144 |
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parents:
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145 | Return : -
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 +------------------------------------------------------------------------------
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 void ccd_store_exit (void)
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parents:
diff changeset
149 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 T_CCD_STORE_LIST** entry;
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parents:
diff changeset
151 #if defined (CCD_TEST)
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parents:
diff changeset
152 entry = &ccd_task_list[0]->ccd_store;
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parents:
diff changeset
153 if (*entry)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 /* for future use: This function frees the task related store list in case */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 /* of extended register capacity */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 /* ccd_sto_free(*stoentry); */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 free (*entry);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 #else
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 T_HANDLE me = vsi_e_handle (0, NULL);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 if (me == VSI_ERROR)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 me = 0;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 entry = &ccd_task_list[me]->ccd_store;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 if (*entry)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 /* for future use: This function frees the task related store list in case */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 /* of extended register capacity */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 /* ccd_sto_free(*stoentry); */
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parents:
diff changeset
170 D_FREE (*entry);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172 #endif
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 *entry = 0;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 #endif /* !RUN_INT_RAM */
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parents:
diff changeset
176
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 #ifndef RUN_INT_RAM
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parents:
diff changeset
178 /*
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parents:
diff changeset
179 +------------------------------------------------------------------------------
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
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parents:
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180 | Function : ccd_writeStore
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 +------------------------------------------------------------------------------
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 | Description : This function copies information to the register
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183 | retaining its entries after CCD actions are finished.
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 | Parameters : globs - the current variable set
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186 | regNo - to select one of the CCD STORE Registers
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 | value - information to write to CCD STORE Register
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188 |
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189 | Return : 1 in case of error, 0 otherwise
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
190 +------------------------------------------------------------------------------
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
191 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
193 UBYTE ccd_writeStore (T_CCD_Globs *globs, ULONG regNo, ULONG value)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
194 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
195 T_CCD_STORE_LIST* it;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
196 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
197 #if defined (CCD_TEST)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
198 it = ccd_task_list[0]->ccd_store;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
199 #else
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
200 T_HANDLE me = vsi_e_handle (0, NULL);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
201 if (me == VSI_ERROR)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
202 me = 0;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
203 it = ccd_task_list[me]->ccd_store;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
204 #endif
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
205 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
206 it = ccd_task_list[globs->me]->ccd_store;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
207
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
208 #ifdef DEBUG_CCD
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
209 TRACE_CCD (globs, "Writing %x to STO[%d] ", value, regNo);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
210 #endif
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
211
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
212 if (regNo < 3)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
213 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
214 if (!it)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
215 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
216 it = ccd_store_alloc ();
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
217 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
218
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
219 if (it)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
220 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
221 it->store[regNo] = value;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
222 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
223
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
224 else
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
225 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
226 /* Memory allocation failed */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
227 #ifdef DEBUG_CCD
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
228 TRACE_CCD (globs, "Memory allocation failed!");
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
229 #endif
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
230 return 1;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
231 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
232 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
233
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
234 else
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
235 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
236 /* for future use: extended register capacity requested */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
237 #ifdef DEBUG_CCD
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
238 TRACE_CCD (globs, "Invalid register number STO[%d] ", regNo);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
239 #endif
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
240 return 1;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
241 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
242
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
243 return 0;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
244 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
245 #endif /* !RUN_INT_RAM */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
246
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
247 #ifndef RUN_INT_RAM
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
248 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
249 +------------------------------------------------------------------------------
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
250 | Function : ccd_setStore
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
251 +------------------------------------------------------------------------------
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
252 | Description : This function copies information from the user to the CCD
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
253 | STORE Register. It retains its entries after CCD actions
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
254 | are finished.
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
255 |
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
256 | Parameters : regNo - to select one of the CCD STORE Registers
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
257 | value - information to write to CCD STORE Register
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
258 |
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
259 | Return : 1 in case of error, 0 otherwise
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
260 +------------------------------------------------------------------------------
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
261 */
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262
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263 UBYTE ccd_setStore ( ULONG regNo, ULONG value)
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264 {
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265 T_CCD_Globs* entry;
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266 #if defined (CCD_TEST)
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267 entry = ccd_task_list[0]->ccd_globs;
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268 #else
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269 T_HANDLE me = vsi_e_handle (0, NULL);
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270 if (me == VSI_ERROR)
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271 me = 0;
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272 entry = ccd_task_list[me]->ccd_globs;
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273 entry->me = me;
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274 #endif
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275
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276 return ccd_writeStore (entry, regNo, value);
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277 }
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278 #endif /* !RUN_INT_RAM */
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279
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280 #ifndef RUN_INT_RAM
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281 /*
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282 +------------------------------------------------------------------------------
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283 | Function : ccd_getStore
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284 +------------------------------------------------------------------------------
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285 | Description : This function reads information from the CCD STORE Register
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286 | and provides it to CCD.
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287 | (CCD STORE Register retains its entries after CCD actions
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288 | are finished.)
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289 |
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290 | Parameters : globs - the current variable set
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291 | regNo - to select one of the CCD STORE Registers
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292 | value - information to write to CCD STORE Register
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293 |
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294 | Return : 1 in case of error, 0 otherwise
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295 +------------------------------------------------------------------------------
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296 */
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297
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298 UBYTE ccd_getStore (T_CCD_Globs *globs, ULONG regNo, ULONG *value)
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299 {
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300 T_CCD_STORE_LIST* it = ccd_task_list[globs->me]->ccd_store;
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301
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302 #ifdef DEBUG_CCD
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303 TRACE_CCD (globs, "Reading from STO[%d] ", regNo);
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304 #endif
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305
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306 if (regNo < 3)
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307 {
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308 if (it)
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309 {
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310 *value = it->store[regNo];
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311 }
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312 else
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313 {
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314 #ifdef DEBUG_CCD
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315 TRACE_CCD (globs, "No CCD STORE Register persent!");
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316 #endif
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317 return 1;
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318 }
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319 }
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320
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321 else
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322 {
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323 /* for future use: extended register capacity requested */
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324 #ifdef DEBUG_CCD
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325 TRACE_CCD (globs, "Invalid register number STO[%d] ", regNo);
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326 #endif
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327 return 1;
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328 }
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329
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330 return 0;
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331 }
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332 #endif /* !RUN_INT_RAM */