FreeCalypso > hg > fc-magnetite

annotate src/gpf3/inc/nuc/dm_defs.h @ 686:59f07d67eb45

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luna target split into luna1 and luna2 luna1 is FC Luna based on iWOW DSK v4.0 or v5.0 motherboard luna2 is FC Luna based on FC Caramel2 MB
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 12 Oct 2020 18:51:24 +0000
parents c41a534f33c6
children
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2
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1 /*************************************************************************/
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2 /* */
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3 /* Copyright (c) 1993-1996 Accelerated Technology, Inc. */
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4 /* */
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5 /* PROPRIETARY RIGHTS of Accelerated Technology are involved in the */
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6 /* subject matter of this material. All manufacturing, reproduction, */
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7 /* use, and sales rights pertaining to this subject matter are governed */
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8 /* by the license agreement. The recipient of this software implicitly */
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9 /* accepts the terms of the license. */
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10 /* */
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11 /*************************************************************************/
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12
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13 /*************************************************************************/
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14 /* */
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15 /* FILE NAME VERSION */
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16 /* */
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17 /* dm_defs.h PLUS 1.2a */
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18 /* */
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19 /* COMPONENT */
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20 /* */
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21 /* DM - Dynamic Memory Management */
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22 /* */
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23 /* DESCRIPTION */
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24 /* */
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25 /* This file contains data structure definitions and constants for */
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26 /* the Dynamic Memory component. */
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27 /* */
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28 /* AUTHOR */
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29 /* */
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30 /* William E. Lamie, Accelerated Technology, Inc. */
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31 /* */
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32 /* DATA STRUCTURES */
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33 /* */
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34 /* DM_PCB Dynamic Pool control block */
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35 /* DM_HEADER Header of each memory block */
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36 /* DM_SUSPEND Memory suspension block */
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37 /* */
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38 /* FUNCTIONS */
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39 /* */
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40 /* None */
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41 /* */
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42 /* DEPENDENCIES */
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43 /* */
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44 /* cs_defs.h Common service definitions */
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45 /* tc_defs.h Thread Control definitions */
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46 /* */
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47 /* HISTORY */
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48 /* */
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49 /* NAME DATE REMARKS */
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50 /* */
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51 /* W. Lamie 03-01-1993 Created initial version 1.0 */
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52 /* D. Lamie 04-19-1993 Verified version 1.0 */
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53 /* W. Lamie 03-01-1994 Moved include files outside of */
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54 /* the file #ifndef to allow the */
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55 /* use of actual data structures, */
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56 /* added padding logic, */
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57 /* resulting in version 1.1 */
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58 /* R. Pfaff - */
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59 /* D. Lamie 03-18-1994 Verified version 1.1 */
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60 /* M.Q. Qian 04-17-1996 updated to version 1.2 */
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61 /* M. Trippi 01-07-1996 Added missing PAD_1 field to */
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62 /* DM_HEADER_STRUCT to be */
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63 /* consistent with other PLUS */
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64 /* structures creating 1.2a. */
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65 /* */
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66 /*************************************************************************/
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67
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68 #include "cs_defs.h" /* Common service constants */
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69 #include "tc_defs.h" /* Thread control constants */
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70
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71
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72 /* Check to see if the file has been included already. */
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73
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74 #ifndef DM_DEFS
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75 #define DM_DEFS
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76
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77
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78 /* Define constants local to this component. */
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79
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80 #define DM_DYNAMIC_ID 0x44594e41UL
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81 #define DM_OVERHEAD ((sizeof(DM_HEADER) + sizeof(UNSIGNED) \
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82 - 1)/sizeof(UNSIGNED)) * \
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83 sizeof(UNSIGNED)
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84
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85
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86 /* Define the Dynamic Pool Control Block data type. */
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87
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88 typedef struct DM_PCB_STRUCT
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89 {
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90 CS_NODE dm_created; /* Node for linking to */
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91 /* created dynamic pools */
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92 TC_PROTECT dm_protect; /* Protection structure */
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93 UNSIGNED dm_id; /* Internal PCB ID */
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94 CHAR dm_name[NU_MAX_NAME]; /* Dynamic Pool name */
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95 VOID *dm_start_address; /* Starting pool address */
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96 UNSIGNED dm_pool_size; /* Size of pool */
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97 UNSIGNED dm_min_allocation; /* Minimum allocate size */
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98 UNSIGNED dm_available; /* Total available bytes */
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99 struct DM_HEADER_STRUCT
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100 *dm_memory_list; /* Memory list */
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101 struct DM_HEADER_STRUCT
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102 *dm_search_ptr; /* Search pointer */
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103 DATA_ELEMENT dm_fifo_suspend; /* Suspension type flag */
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104 #if PAD_1
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105 DATA_ELEMENT dm_padding[PAD_1];
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106 #endif
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107 UNSIGNED dm_tasks_waiting; /* Number of waiting tasks*/
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108 struct DM_SUSPEND_STRUCT
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109 *dm_suspension_list; /* Suspension list */
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110 } DM_PCB;
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111
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112
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113 /* Define the header structure that is in front of each memory block. */
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114
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115 typedef struct DM_HEADER_STRUCT
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116 {
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117 struct DM_HEADER_STRUCT
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118 *dm_next_memory, /* Next memory block */
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119 *dm_previous_memory; /* Previous memory block */
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120 DATA_ELEMENT dm_memory_free; /* Memory block free flag */
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121 #if PAD_1
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122 DATA_ELEMENT dm_padding[PAD_1];
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123 #endif
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124 DM_PCB *dm_memory_pool; /* Dynamic pool pointer */
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125 } DM_HEADER;
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126
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127
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128 /* Define the dynamic memory suspension structure. This structure is
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129 allocated off of the caller's stack. */
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130
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131 typedef struct DM_SUSPEND_STRUCT
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132 {
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133 CS_NODE dm_suspend_link; /* Link to suspend blocks */
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134 DM_PCB *dm_memory_pool; /* Pointer to pool */
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135 UNSIGNED dm_request_size; /* Size of memory request */
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136 TC_TCB *dm_suspended_task; /* Task suspended */
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137 VOID *dm_return_pointer; /* Return memory address */
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138 STATUS dm_return_status; /* Return status */
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139 } DM_SUSPEND;
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140
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141 #endif