FreeCalypso > hg > freecalypso-sw
annotate gsm-fw/nucleus/ioce.c @ 149:971e84124a6f
gsm-fw/bsp/abb+spi: preening of header files, first pass
| author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> | 
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| date | Sat, 16 Nov 2013 19:41:30 +0000 | 
| parents | afceeeb2cba1 | 
| children | 
| rev | line source | 
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1 /*************************************************************************/ | 
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2 /* */ | 
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3 /* Copyright Mentor Graphics Corporation 2002 */ | 
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4 /* All Rights Reserved. */ | 
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5 /* */ | 
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6 /* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS */ | 
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7 /* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS */ | 
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8 /* SUBJECT TO LICENSE TERMS. */ | 
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9 /* */ | 
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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 /* FILE NAME VERSION */ | 
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15 /* */ | 
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16 /* ioce.c Nucleus PLUS 1.14 */ | 
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17 /* */ | 
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18 /* COMPONENT */ | 
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19 /* */ | 
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20 /* IO - Input/Output Driver Management */ | 
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21 /* */ | 
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22 /* DESCRIPTION */ | 
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23 /* */ | 
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24 /* This file contains the error checking routines for the functions */ | 
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25 /* in the Input/Output Driver component. This permits easy removal */ | 
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26 /* of error checking logic when it is not needed. */ | 
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27 /* */ | 
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28 /* DATA STRUCTURES */ | 
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29 /* */ | 
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30 /* None */ | 
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31 /* */ | 
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32 /* FUNCTIONS */ | 
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33 /* */ | 
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34 /* IOCE_Create_Driver Create an I/O driver */ | 
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35 /* IOCE_Delete_Driver Delete an I/O driver */ | 
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36 /* IOCE_Request_Driver Make an I/O driver request */ | 
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37 /* IOCE_Resume_Driver Resume a task suspended in */ | 
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38 /* an I/O driver */ | 
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39 /* IOCE_Suspend_Driver Suspend a task inside an I/O */ | 
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40 /* driver */ | 
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41 /* */ | 
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42 /* DEPENDENCIES */ | 
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43 /* */ | 
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44 /* cs_extr.h Common Service functions */ | 
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45 /* tc_extr.h Thread Control functions */ | 
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46 /* io_extr.h I/O driver functions */ | 
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47 /* hi_extr.h History functions */ | 
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48 /* */ | 
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49 /* HISTORY */ | 
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50 /* */ | 
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51 /* DATE REMARKS */ | 
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52 /* */ | 
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53 /* 03-01-1993 Created initial version 1.0 */ | 
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54 /* 04-19-1993 Verified version 1.0 */ | 
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55 /* 03-01-1994 Modified logic that checked task */ | 
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56 /* status without protection of */ | 
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57 /* scheduling structures, */ | 
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58 /* resulting in version 1.0a */ | 
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59 /* 03-01-1994 Verified version 1.0a */ | 
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60 /* 03-01-1994 Changed name original error */ | 
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61 /* checking file and changed */ | 
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62 /* function interfaces, resulting */ | 
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63 /* in version 1.1 */ | 
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64 /* */ | 
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65 /* 03-18-1994 Verified version 1.1 */ | 
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66 /* 04-17-1996 updated to version 1.2 */ | 
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67 /* 03-24-1998 Released version 1.3 */ | 
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68 /* 04-17-2002 Released version 1.13m */ | 
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69 /* 11-07-2002 Released version 1.14 */ | 
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70 /*************************************************************************/ | 
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71 #define NU_SOURCE_FILE | 
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72 | 
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73 | 
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74 #include "cs_extr.h" /* Common service functions */ | 
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75 #include "tc_extr.h" /* Thread control functions */ | 
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76 #include "io_extr.h" /* I/O driver functions */ | 
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77 #include "hi_extr.h" /* History functions */ | 
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78 | 
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79 | 
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80 /*************************************************************************/ | 
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81 /* */ | 
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82 /* FUNCTION */ | 
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83 /* */ | 
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84 /* IOCE_Create_Driver */ | 
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85 /* */ | 
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86 /* DESCRIPTION */ | 
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87 /* */ | 
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88 /* This function performs error checking on the parameters supplied */ | 
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89 /* to the I/O driver create function. */ | 
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90 /* */ | 
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91 /* CALLED BY */ | 
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92 /* */ | 
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93 /* Application */ | 
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94 /* */ | 
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95 /* CALLS */ | 
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96 /* */ | 
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97 /* IOC_Create_Driver Actual create driver routine */ | 
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98 /* */ | 
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99 /* INPUTS */ | 
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100 /* */ | 
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101 /* driver Driver control block pointer */ | 
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102 /* name Driver's logical name */ | 
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103 /* driver_entry Driver's point of entry */ | 
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104 /* */ | 
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105 /* OUTPUTS */ | 
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106 /* */ | 
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107 /* NU_INVALID_DRIVER Indicates driver pointer is */ | 
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108 /* NULL or is already in use */ | 
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109 /* NU_INVALID_POINTER Indicates the driver's entry */ | 
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110 /* pointer is NULL */ | 
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111 /* */ | 
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112 /* HISTORY */ | 
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113 /* */ | 
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114 /* DATE REMARKS */ | 
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115 /* */ | 
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116 /* 03-01-1993 Created initial version 1.0 */ | 
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 | 
117 /* 04-19-1993 Verified version 1.0 */ | 
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 | 
118 /* 03-01-1994 Changed function interface, */ | 
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119 /* resulting in version 1.1 */ | 
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 | 
120 /* */ | 
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 | 
121 /* 03-18-1994 Verified version 1.1 */ | 
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 | 
122 /* */ | 
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 | 
123 /*************************************************************************/ | 
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124 STATUS IOCE_Create_Driver(NU_DRIVER *driver, CHAR *name, | 
| 
 
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125 VOID (*driver_entry)(NU_DRIVER *, NU_DRIVER_REQUEST *)) | 
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 | 
126 { | 
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 | 
127 | 
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 | 
128 STATUS status; /* Completion status */ | 
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129 | 
| 
 
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 | 
130 | 
| 
 
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131 /* Check for an invalid driver pointer. */ | 
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 | 
132 if ((driver == NU_NULL) || (driver -> nu_driver_id == IO_DRIVER_ID)) | 
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133 | 
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 | 
134 /* Indicate that the driver pointer is invalid. */ | 
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135 status = NU_INVALID_DRIVER; | 
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136 | 
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137 else if (driver_entry == NU_NULL) | 
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138 | 
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 | 
139 /* Indicate that the driver entry point is invalid. */ | 
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140 status = NU_INVALID_POINTER; | 
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141 | 
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142 else | 
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 | 
143 | 
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144 /* Parameters are okay, call actual function to create an I/O | 
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145 driver. */ | 
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146 status = IOC_Create_Driver(driver, name, driver_entry); | 
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147 | 
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148 /* Return completion status. */ | 
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149 return(status); | 
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150 } | 
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151 | 
| 
 
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152 | 
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 | 
153 /*************************************************************************/ | 
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 | 
154 /* */ | 
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155 /* FUNCTION */ | 
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 | 
156 /* */ | 
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 | 
157 /* IOCE_Delete_Driver */ | 
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 | 
158 /* */ | 
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159 /* DESCRIPTION */ | 
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 | 
160 /* */ | 
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 | 
161 /* This function performs error checking on the parameters supplied */ | 
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162 /* to the I/O driver delete function. */ | 
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 | 
163 /* */ | 
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 | 
164 /* CALLED BY */ | 
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 | 
165 /* */ | 
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 | 
166 /* Application */ | 
| 
 
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 | 
167 /* */ | 
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 | 
168 /* CALLS */ | 
| 
 
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 | 
169 /* */ | 
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 | 
170 /* IOC_Delete_Driver Actual delete driver routine */ | 
| 
 
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 | 
171 /* */ | 
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 | 
172 /* INPUTS */ | 
| 
 
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 | 
173 /* */ | 
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 | 
174 /* driver Driver control block pointer */ | 
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 | 
175 /* */ | 
| 
 
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 | 
176 /* OUTPUTS */ | 
| 
 
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 | 
177 /* */ | 
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 | 
178 /* NU_INVALID_DRIVER Indicates the driver pointer */ | 
| 
 
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 | 
179 /* is invalid */ | 
| 
 
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 | 
180 /* */ | 
| 
 
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 | 
181 /* HISTORY */ | 
| 
 
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 | 
182 /* */ | 
| 
 
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 | 
183 /* DATE REMARKS */ | 
| 
 
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 | 
184 /* */ | 
| 
 
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 | 
185 /* 03-01-1993 Created initial version 1.0 */ | 
| 
 
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 | 
186 /* 04-19-1993 Verified version 1.0 */ | 
| 
 
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 | 
187 /* 03-01-1994 Changed function interface, */ | 
| 
 
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 | 
188 /* resulting in version 1.1 */ | 
| 
 
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 | 
189 /* */ | 
| 
 
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 | 
190 /* 03-18-1994 Verified version 1.1 */ | 
| 
 
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 | 
191 /* */ | 
| 
 
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 | 
192 /*************************************************************************/ | 
| 
 
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 | 
193 STATUS IOCE_Delete_Driver(NU_DRIVER *driver) | 
| 
 
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 | 
194 { | 
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 | 
195 | 
| 
 
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 | 
196 STATUS status; /* Completion status */ | 
| 
 
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 | 
197 | 
| 
 
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 | 
198 /* Determine if the driver pointer is valid. */ | 
| 
 
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 | 
199 if ((driver) && (driver -> nu_driver_id == IO_DRIVER_ID)) | 
| 
 
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 | 
200 | 
| 
 
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 | 
201 /* Driver pointer is valid, call function to delete it. */ | 
| 
 
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 | 
202 status = IOC_Delete_Driver(driver); | 
| 
 
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 | 
203 | 
| 
 
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 | 
204 else | 
| 
 
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 | 
205 | 
| 
 
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 | 
206 /* Driver pointer is invalid, indicate in completion status. */ | 
| 
 
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 | 
207 status = NU_INVALID_DRIVER; | 
| 
 
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 | 
208 | 
| 
 
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 | 
209 /* Return completion status. */ | 
| 
 
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 | 
210 return(status); | 
| 
 
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 | 
211 } | 
| 
 
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 | 
212 | 
| 
 
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 | 
213 | 
| 
 
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 | 
214 /*************************************************************************/ | 
| 
 
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 | 
215 /* */ | 
| 
 
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 | 
216 /* FUNCTION */ | 
| 
 
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 | 
217 /* */ | 
| 
 
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 | 
218 /* IOCE_Request_Driver */ | 
| 
 
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 | 
219 /* */ | 
| 
 
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 | 
220 /* DESCRIPTION */ | 
| 
 
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 | 
221 /* */ | 
| 
 
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 | 
222 /* This function performs error checking on the parameters supplied */ | 
| 
 
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 | 
223 /* to the I/O driver request function. */ | 
| 
 
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 | 
224 /* */ | 
| 
 
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 | 
225 /* CALLED BY */ | 
| 
 
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 | 
226 /* */ | 
| 
 
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 | 
227 /* Application */ | 
| 
 
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 | 
228 /* */ | 
| 
 
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 | 
229 /* CALLS */ | 
| 
 
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 | 
230 /* */ | 
| 
 
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 | 
231 /* IOC_Request_Driver Actual request driver routine*/ | 
| 
 
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 | 
232 /* */ | 
| 
 
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 | 
233 /* INPUTS */ | 
| 
 
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 | 
234 /* */ | 
| 
 
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 | 
235 /* driver Driver control block pointer */ | 
| 
 
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 | 
236 /* request User's I/O request */ | 
| 
 
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 | 
237 /* */ | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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238 /* OUTPUTS */ | 
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239 /* */ | 
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240 /* NU_INVALID_DRIVER Indicates the driver pointer */ | 
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241 /* is invalid */ | 
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242 /* NU_INVALID_POINTER Indicates the request pointer*/ | 
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243 /* is invalid */ | 
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244 /* */ | 
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245 /* HISTORY */ | 
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246 /* */ | 
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247 /* DATE REMARKS */ | 
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248 /* */ | 
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249 /* 03-01-1993 Created initial version 1.0 */ | 
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250 /* 04-19-1993 Verified version 1.0 */ | 
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251 /* 03-01-1994 Changed function interface, */ | 
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252 /* resulting in version 1.1 */ | 
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253 /* */ | 
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254 /* 03-18-1994 Verified version 1.1 */ | 
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255 /* */ | 
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256 /*************************************************************************/ | 
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257 STATUS IOCE_Request_Driver(NU_DRIVER *driver , NU_DRIVER_REQUEST *request) | 
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258 { | 
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259 | 
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260 STATUS status; /* Completion status */ | 
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261 | 
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262 | 
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263 /* Determine if driver pointer is invalid. */ | 
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264 if (driver == NU_NULL) | 
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265 | 
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266 /* Driver pointer is invalid, indicate in completion status. */ | 
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267 status = NU_INVALID_DRIVER; | 
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268 | 
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269 else if (driver -> nu_driver_id != IO_DRIVER_ID) | 
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270 | 
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271 /* Driver pointer is invalid, indicate in completion status. */ | 
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272 status = NU_INVALID_DRIVER; | 
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273 | 
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274 else if (request == NU_NULL) | 
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275 | 
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276 /* Request pointer is invalid, indicate in completion status. */ | 
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277 status = NU_INVALID_POINTER; | 
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278 | 
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279 else | 
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280 | 
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281 /* Parameters are valid, call actual function. */ | 
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282 status = IOC_Request_Driver(driver, request); | 
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283 | 
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284 /* Return the completion status. */ | 
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285 return(status); | 
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286 } | 
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287 | 
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288 | 
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289 /*************************************************************************/ | 
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290 /* */ | 
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291 /* FUNCTION */ | 
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292 /* */ | 
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293 /* IOCE_Resume_Driver */ | 
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294 /* */ | 
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295 /* DESCRIPTION */ | 
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296 /* */ | 
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297 /* This function performs error checking on the parameters supplied */ | 
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298 /* to the I/O driver resume function. */ | 
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299 /* */ | 
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300 /* CALLED BY */ | 
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301 /* */ | 
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302 /* Application */ | 
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303 /* */ | 
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304 /* CALLS */ | 
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305 /* */ | 
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306 /* TCCE_Validate_Resume Validate resume driver */ | 
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307 /* request against actual */ | 
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308 /* status */ | 
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309 /* IOC_Resume_Driver Actual resume driver routine */ | 
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310 /* */ | 
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311 /* INPUTS */ | 
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312 /* */ | 
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313 /* task Pointer of task to resume */ | 
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314 /* */ | 
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315 /* OUTPUTS */ | 
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316 /* */ | 
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317 /* NU_INVALID_TASK Indicates the task pointer */ | 
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318 /* is invalid */ | 
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319 /* NU_INVALID_RESUME Indicates the task is not */ | 
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320 /* suspended */ | 
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321 /* */ | 
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322 /* HISTORY */ | 
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323 /* */ | 
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324 /* DATE REMARKS */ | 
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325 /* */ | 
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326 /* 03-01-1993 Created initial version 1.0 */ | 
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327 /* 04-19-1993 Verified version 1.0 */ | 
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328 /* 03-01-1994 Modified logic that checked task */ | 
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329 /* status without protection of */ | 
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330 /* scheduling structures, */ | 
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331 /* resulting in version 1.0a */ | 
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332 /* 03-01-1994 Verified version 1.0a */ | 
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333 /* 03-01-1994 Changed function interface, */ | 
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334 /* resulting in version 1.1 */ | 
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335 /* */ | 
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336 /* 03-18-1994 Verified version 1.1 */ | 
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337 /* */ | 
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338 /*************************************************************************/ | 
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339 STATUS IOCE_Resume_Driver(NU_TASK *task) | 
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340 { | 
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341 | 
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342 STATUS status; /* Completion status */ | 
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343 | 
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344 | 
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345 /* Determine if the task pointer is valid. */ | 
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346 if ((task == NU_NULL) || (((TC_TCB *) task) -> tc_id != TC_TASK_ID)) | 
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347 | 
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348 /* Task pointer is invalid. */ | 
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349 status = NU_INVALID_TASK; | 
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350 | 
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351 /* Check actual status of task to see if request is valid. */ | 
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352 else if (TCCE_Validate_Resume(NU_DRIVER_SUSPEND, task)) | 
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353 | 
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354 /* Task is not suspended in a driver, return error status. */ | 
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355 status = NU_INVALID_RESUME; | 
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356 | 
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357 else | 
| 
 
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358 | 
| 
 
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359 /* Call the actual resume service. */ | 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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360 status = IOC_Resume_Driver(task); | 
| 
 
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 | 
361 | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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362 /* Return the completion status. */ | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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363 return(status); | 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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364 } | 
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 | 
365 | 
| 
 
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366 | 
| 
 
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367 | 
| 
 
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368 /*************************************************************************/ | 
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369 /* */ | 
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370 /* FUNCTION */ | 
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371 /* */ | 
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372 /* IOCE_Suspend_Driver */ | 
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373 /* */ | 
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374 /* DESCRIPTION */ | 
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375 /* */ | 
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376 /* This function performs error checking on the parameters supplied */ | 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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377 /* to the I/O driver suspend function. */ | 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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378 /* */ | 
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379 /* CALLED BY */ | 
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380 /* */ | 
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381 /* Application */ | 
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382 /* */ | 
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383 /* CALLS */ | 
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384 /* */ | 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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385 /* IOC_Suspend_Driver Actual driver suspend routine*/ | 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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386 /* TCCE_Suspend_Error Check for a legal suspension */ | 
| 
 
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387 /* */ | 
| 
 
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388 /* INPUTS */ | 
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389 /* */ | 
| 
 
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390 /* terminate_routine Termination/Timeout cleanup */ | 
| 
 
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391 /* routine */ | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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392 /* information Information pointer of the */ | 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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393 /* cleanup routine */ | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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394 /* timeout Suspension timeout request */ | 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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395 /* */ | 
| 
 
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396 /* OUTPUTS */ | 
| 
 
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397 /* */ | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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398 /* NU_INVALID_SUSPEND Indicates suspension is not */ | 
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399 /* legal */ | 
| 
 
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400 /* */ | 
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401 /* HISTORY */ | 
| 
 
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402 /* */ | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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403 /* DATE REMARKS */ | 
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404 /* */ | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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405 /* 03-01-1993 Created initial version 1.0 */ | 
| 
 
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406 /* 04-19-1993 Verified version 1.0 */ | 
| 
 
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407 /* 03-01-1994 Changed function interface, */ | 
| 
 
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408 /* resulting in version 1.1 */ | 
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 | 
409 /* */ | 
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410 /* 03-18-1994 Verified version 1.1 */ | 
| 
 
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411 /* */ | 
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412 /*************************************************************************/ | 
| 
 
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413 STATUS IOCE_Suspend_Driver(VOID (*terminate_routine)(VOID *), | 
| 
 
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414 VOID *information, UNSIGNED timeout) | 
| 
 
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 | 
415 { | 
| 
 
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 | 
416 | 
| 
 
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 | 
417 STATUS status; /* Completion status */ | 
| 
 
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 | 
418 | 
| 
 
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 | 
419 | 
| 
 
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 | 
420 /* Determine if there is a suspension error. */ | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
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 | 
421 if (TCCE_Suspend_Error()) | 
| 
 
947b1f473960
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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 | 
422 | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
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 | 
423 /* Suspension error, not called from a legal thread. */ | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
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 | 
424 status = NU_INVALID_SUSPEND; | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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 | 
425 | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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 | 
426 else | 
| 
 
947b1f473960
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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 | 
427 | 
| 
 
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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 | 
428 /* Call the actual suspend service. */ | 
| 
 
947b1f473960
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
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 | 
429 status = IOC_Suspend_Driver(terminate_routine, information, timeout); | 
| 
 
947b1f473960
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
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changeset
 | 
430 | 
| 
 
947b1f473960
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
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 | 
431 /* Return the completion status. */ | 
| 
 
947b1f473960
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
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 | 
432 return(status); | 
| 
 
947b1f473960
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
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 | 
433 } | 
| 
 
947b1f473960
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
diff
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 | 
434 | 
| 
 
947b1f473960
beginning of nuc-fw
 
Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
diff
changeset
 | 
435 | 
| 
 
947b1f473960
beginning of nuc-fw
 
Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
diff
changeset
 | 
436 | 
| 
 
947b1f473960
beginning of nuc-fw
 
Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
diff
changeset
 | 
437 | 
| 
 
947b1f473960
beginning of nuc-fw
 
Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
diff
changeset
 | 
438 | 
| 
 
947b1f473960
beginning of nuc-fw
 
Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
diff
changeset
 | 
439 | 
| 
 
947b1f473960
beginning of nuc-fw
 
Michael Spacefalcon <msokolov@ivan.Harhan.ORG> 
parents:  
diff
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 | 
440 | 
