FreeCalypso > hg > freecalypso-sw
annotate gsm-fw/nucleus/ioce.c @ 550:6455c06fceb3
L1: l1_cmplx.c compiles for XRAM
| author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> | 
|---|---|
| date | Sun, 03 Aug 2014 18:12:05 +0000 | 
| parents | afceeeb2cba1 | 
| children | 
| rev | line source | 
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| 79 
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changeset | 1 /*************************************************************************/ | 
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changeset | 2 /* */ | 
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changeset | 3 /* Copyright Mentor Graphics Corporation 2002 */ | 
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changeset | 4 /* All Rights Reserved. */ | 
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changeset | 5 /* */ | 
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changeset | 6 /* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS */ | 
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changeset | 7 /* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS */ | 
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changeset | 8 /* SUBJECT TO LICENSE TERMS. */ | 
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changeset | 9 /* */ | 
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changeset | 10 /*************************************************************************/ | 
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changeset | 11 | 
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changeset | 12 /*************************************************************************/ | 
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changeset | 13 /* */ | 
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changeset | 14 /* FILE NAME VERSION */ | 
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changeset | 15 /* */ | 
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changeset | 16 /* ioce.c Nucleus PLUS 1.14 */ | 
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changeset | 17 /* */ | 
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changeset | 18 /* COMPONENT */ | 
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changeset | 19 /* */ | 
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changeset | 20 /* IO - Input/Output Driver Management */ | 
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changeset | 21 /* */ | 
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changeset | 22 /* DESCRIPTION */ | 
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changeset | 23 /* */ | 
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changeset | 24 /* This file contains the error checking routines for the functions */ | 
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changeset | 25 /* in the Input/Output Driver component. This permits easy removal */ | 
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changeset | 26 /* of error checking logic when it is not needed. */ | 
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changeset | 27 /* */ | 
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changeset | 28 /* DATA STRUCTURES */ | 
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changeset | 29 /* */ | 
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changeset | 30 /* None */ | 
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changeset | 31 /* */ | 
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changeset | 32 /* FUNCTIONS */ | 
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changeset | 33 /* */ | 
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changeset | 34 /* IOCE_Create_Driver Create an I/O driver */ | 
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changeset | 35 /* IOCE_Delete_Driver Delete an I/O driver */ | 
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changeset | 36 /* IOCE_Request_Driver Make an I/O driver request */ | 
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changeset | 37 /* IOCE_Resume_Driver Resume a task suspended in */ | 
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changeset | 38 /* an I/O driver */ | 
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changeset | 39 /* IOCE_Suspend_Driver Suspend a task inside an I/O */ | 
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changeset | 40 /* driver */ | 
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changeset | 41 /* */ | 
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changeset | 42 /* DEPENDENCIES */ | 
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changeset | 43 /* */ | 
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changeset | 44 /* cs_extr.h Common Service functions */ | 
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changeset | 45 /* tc_extr.h Thread Control functions */ | 
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changeset | 46 /* io_extr.h I/O driver functions */ | 
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changeset | 47 /* hi_extr.h History functions */ | 
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changeset | 48 /* */ | 
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changeset | 49 /* HISTORY */ | 
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changeset | 50 /* */ | 
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changeset | 51 /* DATE REMARKS */ | 
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changeset | 52 /* */ | 
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changeset | 53 /* 03-01-1993 Created initial version 1.0 */ | 
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changeset | 54 /* 04-19-1993 Verified version 1.0 */ | 
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changeset | 55 /* 03-01-1994 Modified logic that checked task */ | 
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changeset | 56 /* status without protection of */ | 
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changeset | 57 /* scheduling structures, */ | 
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changeset | 58 /* resulting in version 1.0a */ | 
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changeset | 59 /* 03-01-1994 Verified version 1.0a */ | 
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changeset | 60 /* 03-01-1994 Changed name original error */ | 
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changeset | 61 /* checking file and changed */ | 
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changeset | 62 /* function interfaces, resulting */ | 
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changeset | 63 /* in version 1.1 */ | 
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changeset | 64 /* */ | 
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changeset | 65 /* 03-18-1994 Verified version 1.1 */ | 
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changeset | 66 /* 04-17-1996 updated to version 1.2 */ | 
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changeset | 67 /* 03-24-1998 Released version 1.3 */ | 
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changeset | 68 /* 04-17-2002 Released version 1.13m */ | 
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changeset | 69 /* 11-07-2002 Released version 1.14 */ | 
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changeset | 70 /*************************************************************************/ | 
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changeset | 71 #define NU_SOURCE_FILE | 
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changeset | 72 | 
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changeset | 73 | 
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changeset | 74 #include "cs_extr.h" /* Common service functions */ | 
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changeset | 75 #include "tc_extr.h" /* Thread control functions */ | 
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changeset | 76 #include "io_extr.h" /* I/O driver functions */ | 
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changeset | 77 #include "hi_extr.h" /* History functions */ | 
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changeset | 78 | 
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changeset | 79 | 
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changeset | 80 /*************************************************************************/ | 
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changeset | 81 /* */ | 
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changeset | 82 /* FUNCTION */ | 
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changeset | 83 /* */ | 
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changeset | 84 /* IOCE_Create_Driver */ | 
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changeset | 85 /* */ | 
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changeset | 86 /* DESCRIPTION */ | 
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changeset | 87 /* */ | 
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changeset | 88 /* This function performs error checking on the parameters supplied */ | 
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changeset | 89 /* to the I/O driver create function. */ | 
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changeset | 90 /* */ | 
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changeset | 91 /* CALLED BY */ | 
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changeset | 92 /* */ | 
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changeset | 93 /* Application */ | 
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changeset | 94 /* */ | 
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changeset | 95 /* CALLS */ | 
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changeset | 96 /* */ | 
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changeset | 97 /* IOC_Create_Driver Actual create driver routine */ | 
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changeset | 98 /* */ | 
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changeset | 99 /* INPUTS */ | 
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changeset | 100 /* */ | 
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changeset | 101 /* driver Driver control block pointer */ | 
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changeset | 102 /* name Driver's logical name */ | 
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changeset | 103 /* driver_entry Driver's point of entry */ | 
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changeset | 104 /* */ | 
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changeset | 105 /* OUTPUTS */ | 
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changeset | 106 /* */ | 
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changeset | 107 /* NU_INVALID_DRIVER Indicates driver pointer is */ | 
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changeset | 108 /* NULL or is already in use */ | 
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changeset | 109 /* NU_INVALID_POINTER Indicates the driver's entry */ | 
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changeset | 110 /* pointer is NULL */ | 
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changeset | 111 /* */ | 
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changeset | 112 /* HISTORY */ | 
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changeset | 113 /* */ | 
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changeset | 114 /* DATE REMARKS */ | 
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changeset | 115 /* */ | 
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changeset | 116 /* 03-01-1993 Created initial version 1.0 */ | 
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changeset | 117 /* 04-19-1993 Verified version 1.0 */ | 
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changeset | 118 /* 03-01-1994 Changed function interface, */ | 
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changeset | 119 /* resulting in version 1.1 */ | 
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changeset | 120 /* */ | 
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changeset | 121 /* 03-18-1994 Verified version 1.1 */ | 
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changeset | 122 /* */ | 
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changeset | 123 /*************************************************************************/ | 
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changeset | 124 STATUS IOCE_Create_Driver(NU_DRIVER *driver, CHAR *name, | 
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changeset | 125 VOID (*driver_entry)(NU_DRIVER *, NU_DRIVER_REQUEST *)) | 
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changeset | 126 { | 
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changeset | 127 | 
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changeset | 128 STATUS status; /* Completion status */ | 
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changeset | 129 | 
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changeset | 130 | 
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changeset | 131 /* Check for an invalid driver pointer. */ | 
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changeset | 132 if ((driver == NU_NULL) || (driver -> nu_driver_id == IO_DRIVER_ID)) | 
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changeset | 133 | 
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changeset | 134 /* Indicate that the driver pointer is invalid. */ | 
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changeset | 135 status = NU_INVALID_DRIVER; | 
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changeset | 136 | 
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changeset | 137 else if (driver_entry == NU_NULL) | 
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changeset | 138 | 
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changeset | 139 /* Indicate that the driver entry point is invalid. */ | 
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changeset | 140 status = NU_INVALID_POINTER; | 
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changeset | 141 | 
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changeset | 142 else | 
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changeset | 143 | 
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changeset | 144 /* Parameters are okay, call actual function to create an I/O | 
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changeset | 145 driver. */ | 
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changeset | 146 status = IOC_Create_Driver(driver, name, driver_entry); | 
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changeset | 147 | 
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changeset | 148 /* Return completion status. */ | 
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changeset | 149 return(status); | 
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changeset | 150 } | 
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changeset | 151 | 
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changeset | 152 | 
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changeset | 153 /*************************************************************************/ | 
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changeset | 154 /* */ | 
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changeset | 155 /* FUNCTION */ | 
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changeset | 156 /* */ | 
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changeset | 157 /* IOCE_Delete_Driver */ | 
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changeset | 158 /* */ | 
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changeset | 159 /* DESCRIPTION */ | 
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changeset | 160 /* */ | 
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changeset | 161 /* This function performs error checking on the parameters supplied */ | 
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changeset | 162 /* to the I/O driver delete function. */ | 
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changeset | 163 /* */ | 
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changeset | 164 /* CALLED BY */ | 
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changeset | 165 /* */ | 
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changeset | 166 /* Application */ | 
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changeset | 167 /* */ | 
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changeset | 168 /* CALLS */ | 
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changeset | 169 /* */ | 
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changeset | 170 /* IOC_Delete_Driver Actual delete driver routine */ | 
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changeset | 171 /* */ | 
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changeset | 172 /* INPUTS */ | 
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changeset | 173 /* */ | 
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changeset | 174 /* driver Driver control block pointer */ | 
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changeset | 175 /* */ | 
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changeset | 176 /* OUTPUTS */ | 
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changeset | 177 /* */ | 
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changeset | 178 /* NU_INVALID_DRIVER Indicates the driver pointer */ | 
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changeset | 179 /* is invalid */ | 
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changeset | 180 /* */ | 
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changeset | 181 /* HISTORY */ | 
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changeset | 182 /* */ | 
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changeset | 183 /* DATE REMARKS */ | 
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changeset | 184 /* */ | 
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changeset | 185 /* 03-01-1993 Created initial version 1.0 */ | 
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changeset | 186 /* 04-19-1993 Verified version 1.0 */ | 
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changeset | 187 /* 03-01-1994 Changed function interface, */ | 
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changeset | 188 /* resulting in version 1.1 */ | 
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changeset | 189 /* */ | 
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changeset | 190 /* 03-18-1994 Verified version 1.1 */ | 
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changeset | 191 /* */ | 
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changeset | 192 /*************************************************************************/ | 
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changeset | 193 STATUS IOCE_Delete_Driver(NU_DRIVER *driver) | 
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changeset | 194 { | 
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changeset | 195 | 
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changeset | 196 STATUS status; /* Completion status */ | 
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changeset | 197 | 
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changeset | 198 /* Determine if the driver pointer is valid. */ | 
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changeset | 199 if ((driver) && (driver -> nu_driver_id == IO_DRIVER_ID)) | 
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changeset | 200 | 
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changeset | 201 /* Driver pointer is valid, call function to delete it. */ | 
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changeset | 202 status = IOC_Delete_Driver(driver); | 
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changeset | 203 | 
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changeset | 204 else | 
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changeset | 205 | 
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changeset | 206 /* Driver pointer is invalid, indicate in completion status. */ | 
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changeset | 207 status = NU_INVALID_DRIVER; | 
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changeset | 208 | 
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changeset | 209 /* Return completion status. */ | 
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changeset | 210 return(status); | 
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changeset | 211 } | 
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changeset | 212 | 
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changeset | 213 | 
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changeset | 214 /*************************************************************************/ | 
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changeset | 215 /* */ | 
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changeset | 216 /* FUNCTION */ | 
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changeset | 217 /* */ | 
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changeset | 218 /* IOCE_Request_Driver */ | 
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changeset | 219 /* */ | 
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changeset | 220 /* DESCRIPTION */ | 
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changeset | 221 /* */ | 
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changeset | 222 /* This function performs error checking on the parameters supplied */ | 
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changeset | 223 /* to the I/O driver request function. */ | 
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changeset | 224 /* */ | 
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changeset | 225 /* CALLED BY */ | 
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changeset | 226 /* */ | 
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changeset | 227 /* Application */ | 
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changeset | 228 /* */ | 
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changeset | 229 /* CALLS */ | 
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changeset | 230 /* */ | 
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changeset | 231 /* IOC_Request_Driver Actual request driver routine*/ | 
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changeset | 232 /* */ | 
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changeset | 233 /* INPUTS */ | 
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changeset | 234 /* */ | 
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changeset | 235 /* driver Driver control block pointer */ | 
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changeset | 236 /* request User's I/O request */ | 
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changeset | 237 /* */ | 
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changeset | 238 /* OUTPUTS */ | 
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changeset | 239 /* */ | 
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changeset | 240 /* NU_INVALID_DRIVER Indicates the driver pointer */ | 
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changeset | 241 /* is invalid */ | 
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changeset | 242 /* NU_INVALID_POINTER Indicates the request pointer*/ | 
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changeset | 243 /* is invalid */ | 
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changeset | 244 /* */ | 
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changeset | 245 /* HISTORY */ | 
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changeset | 246 /* */ | 
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changeset | 247 /* DATE REMARKS */ | 
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changeset | 248 /* */ | 
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changeset | 249 /* 03-01-1993 Created initial version 1.0 */ | 
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changeset | 250 /* 04-19-1993 Verified version 1.0 */ | 
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changeset | 251 /* 03-01-1994 Changed function interface, */ | 
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changeset | 252 /* resulting in version 1.1 */ | 
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changeset | 253 /* */ | 
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changeset | 254 /* 03-18-1994 Verified version 1.1 */ | 
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changeset | 255 /* */ | 
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changeset | 256 /*************************************************************************/ | 
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changeset | 257 STATUS IOCE_Request_Driver(NU_DRIVER *driver , NU_DRIVER_REQUEST *request) | 
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changeset | 258 { | 
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changeset | 259 | 
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changeset | 260 STATUS status; /* Completion status */ | 
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changeset | 261 | 
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changeset | 262 | 
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changeset | 263 /* Determine if driver pointer is invalid. */ | 
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changeset | 264 if (driver == NU_NULL) | 
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changeset | 265 | 
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changeset | 266 /* Driver pointer is invalid, indicate in completion status. */ | 
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changeset | 267 status = NU_INVALID_DRIVER; | 
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changeset | 268 | 
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changeset | 269 else if (driver -> nu_driver_id != IO_DRIVER_ID) | 
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changeset | 270 | 
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changeset | 271 /* Driver pointer is invalid, indicate in completion status. */ | 
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changeset | 272 status = NU_INVALID_DRIVER; | 
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changeset | 273 | 
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changeset | 274 else if (request == NU_NULL) | 
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changeset | 275 | 
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changeset | 276 /* Request pointer is invalid, indicate in completion status. */ | 
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changeset | 277 status = NU_INVALID_POINTER; | 
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changeset | 278 | 
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changeset | 279 else | 
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changeset | 280 | 
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changeset | 281 /* Parameters are valid, call actual function. */ | 
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changeset | 282 status = IOC_Request_Driver(driver, request); | 
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changeset | 283 | 
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changeset | 284 /* Return the completion status. */ | 
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changeset | 285 return(status); | 
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changeset | 286 } | 
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changeset | 287 | 
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changeset | 288 | 
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changeset | 289 /*************************************************************************/ | 
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changeset | 290 /* */ | 
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changeset | 291 /* FUNCTION */ | 
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changeset | 292 /* */ | 
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changeset | 293 /* IOCE_Resume_Driver */ | 
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changeset | 294 /* */ | 
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changeset | 295 /* DESCRIPTION */ | 
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changeset | 296 /* */ | 
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changeset | 297 /* This function performs error checking on the parameters supplied */ | 
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changeset | 298 /* to the I/O driver resume function. */ | 
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changeset | 299 /* */ | 
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changeset | 300 /* CALLED BY */ | 
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changeset | 301 /* */ | 
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changeset | 302 /* Application */ | 
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changeset | 303 /* */ | 
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changeset | 304 /* CALLS */ | 
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changeset | 305 /* */ | 
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changeset | 306 /* TCCE_Validate_Resume Validate resume driver */ | 
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changeset | 307 /* request against actual */ | 
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changeset | 308 /* status */ | 
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changeset | 309 /* IOC_Resume_Driver Actual resume driver routine */ | 
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changeset | 310 /* */ | 
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changeset | 311 /* INPUTS */ | 
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changeset | 312 /* */ | 
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changeset | 313 /* task Pointer of task to resume */ | 
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changeset | 314 /* */ | 
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changeset | 315 /* OUTPUTS */ | 
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changeset | 316 /* */ | 
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changeset | 317 /* NU_INVALID_TASK Indicates the task pointer */ | 
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changeset | 318 /* is invalid */ | 
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changeset | 319 /* NU_INVALID_RESUME Indicates the task is not */ | 
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changeset | 320 /* suspended */ | 
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changeset | 321 /* */ | 
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changeset | 322 /* HISTORY */ | 
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changeset | 323 /* */ | 
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changeset | 324 /* DATE REMARKS */ | 
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changeset | 325 /* */ | 
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changeset | 326 /* 03-01-1993 Created initial version 1.0 */ | 
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changeset | 327 /* 04-19-1993 Verified version 1.0 */ | 
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changeset | 328 /* 03-01-1994 Modified logic that checked task */ | 
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changeset | 329 /* status without protection of */ | 
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changeset | 330 /* scheduling structures, */ | 
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changeset | 331 /* resulting in version 1.0a */ | 
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changeset | 332 /* 03-01-1994 Verified version 1.0a */ | 
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changeset | 333 /* 03-01-1994 Changed function interface, */ | 
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changeset | 334 /* resulting in version 1.1 */ | 
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changeset | 335 /* */ | 
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changeset | 336 /* 03-18-1994 Verified version 1.1 */ | 
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changeset | 337 /* */ | 
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changeset | 338 /*************************************************************************/ | 
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changeset | 339 STATUS IOCE_Resume_Driver(NU_TASK *task) | 
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changeset | 340 { | 
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changeset | 341 | 
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changeset | 342 STATUS status; /* Completion status */ | 
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changeset | 343 | 
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changeset | 344 | 
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changeset | 345 /* Determine if the task pointer is valid. */ | 
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changeset | 346 if ((task == NU_NULL) || (((TC_TCB *) task) -> tc_id != TC_TASK_ID)) | 
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changeset | 347 | 
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changeset | 348 /* Task pointer is invalid. */ | 
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changeset | 349 status = NU_INVALID_TASK; | 
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changeset | 350 | 
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changeset | 351 /* Check actual status of task to see if request is valid. */ | 
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changeset | 352 else if (TCCE_Validate_Resume(NU_DRIVER_SUSPEND, task)) | 
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changeset | 353 | 
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changeset | 354 /* Task is not suspended in a driver, return error status. */ | 
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changeset | 355 status = NU_INVALID_RESUME; | 
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changeset | 356 | 
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changeset | 357 else | 
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changeset | 358 | 
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changeset | 359 /* Call the actual resume service. */ | 
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changeset | 360 status = IOC_Resume_Driver(task); | 
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changeset | 361 | 
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changeset | 362 /* Return the completion status. */ | 
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changeset | 363 return(status); | 
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changeset | 364 } | 
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changeset | 365 | 
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changeset | 366 | 
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changeset | 367 | 
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changeset | 368 /*************************************************************************/ | 
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changeset | 369 /* */ | 
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changeset | 370 /* FUNCTION */ | 
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changeset | 371 /* */ | 
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changeset | 372 /* IOCE_Suspend_Driver */ | 
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changeset | 373 /* */ | 
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changeset | 374 /* DESCRIPTION */ | 
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changeset | 375 /* */ | 
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changeset | 376 /* This function performs error checking on the parameters supplied */ | 
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changeset | 377 /* to the I/O driver suspend function. */ | 
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changeset | 378 /* */ | 
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changeset | 379 /* CALLED BY */ | 
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changeset | 380 /* */ | 
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changeset | 381 /* Application */ | 
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changeset | 382 /* */ | 
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changeset | 383 /* CALLS */ | 
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changeset | 384 /* */ | 
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changeset | 385 /* IOC_Suspend_Driver Actual driver suspend routine*/ | 
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changeset | 386 /* TCCE_Suspend_Error Check for a legal suspension */ | 
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changeset | 387 /* */ | 
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changeset | 388 /* INPUTS */ | 
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changeset | 389 /* */ | 
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changeset | 390 /* terminate_routine Termination/Timeout cleanup */ | 
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changeset | 391 /* routine */ | 
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changeset | 392 /* information Information pointer of the */ | 
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changeset | 393 /* cleanup routine */ | 
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changeset | 394 /* timeout Suspension timeout request */ | 
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changeset | 395 /* */ | 
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changeset | 396 /* OUTPUTS */ | 
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changeset | 397 /* */ | 
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changeset | 398 /* NU_INVALID_SUSPEND Indicates suspension is not */ | 
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changeset | 399 /* legal */ | 
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changeset | 400 /* */ | 
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changeset | 401 /* HISTORY */ | 
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changeset | 402 /* */ | 
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changeset | 403 /* DATE REMARKS */ | 
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changeset | 404 /* */ | 
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changeset | 405 /* 03-01-1993 Created initial version 1.0 */ | 
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changeset | 406 /* 04-19-1993 Verified version 1.0 */ | 
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changeset | 407 /* 03-01-1994 Changed function interface, */ | 
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changeset | 408 /* resulting in version 1.1 */ | 
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changeset | 409 /* */ | 
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changeset | 410 /* 03-18-1994 Verified version 1.1 */ | 
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changeset | 411 /* */ | 
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changeset | 412 /*************************************************************************/ | 
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changeset | 413 STATUS IOCE_Suspend_Driver(VOID (*terminate_routine)(VOID *), | 
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changeset | 414 VOID *information, UNSIGNED timeout) | 
| 
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changeset | 415 { | 
| 
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changeset | 416 | 
| 
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changeset | 417 STATUS status; /* Completion status */ | 
| 
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changeset | 418 | 
| 
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changeset | 419 | 
| 
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changeset | 420 /* Determine if there is a suspension error. */ | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 421 if (TCCE_Suspend_Error()) | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 422 | 
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changeset | 423 /* Suspension error, not called from a legal thread. */ | 
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changeset | 424 status = NU_INVALID_SUSPEND; | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 425 | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 426 else | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 427 | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 428 /* Call the actual suspend service. */ | 
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changeset | 429 status = IOC_Suspend_Driver(terminate_routine, information, timeout); | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 430 | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 431 /* Return the completion status. */ | 
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changeset | 432 return(status); | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 433 } | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 434 | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 435 | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 436 | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 437 | 
| 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 438 | 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 439 | 
| 
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 Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff
changeset | 440 | 
