diff gsm-fw/nucleus/nucleus.h-noerrchk @ 866:3adb4154f02f

power cycle crash bug found: see the changes in gsm-fw/gpf/osl/os_mem_fl.c
author Space Falcon <falcon@ivan.Harhan.ORG>
date Sat, 16 May 2015 01:38:49 +0000
parents
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gsm-fw/nucleus/nucleus.h-noerrchk	Sat May 16 01:38:49 2015 +0000
@@ -0,0 +1,1227 @@
+/*************************************************************************/
+/*                                                                       */
+/*               Copyright Mentor Graphics Corporation 2002              */
+/*                         All Rights Reserved.                          */
+/*                                                                       */
+/* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS  */
+/* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS   */
+/* SUBJECT TO LICENSE TERMS.                                             */
+/*                                                                       */
+/*************************************************************************/
+
+/*************************************************************************/
+/*                                                                       */
+/* FILE NAME                            VERSION                          */
+/*                                                                       */
+/*      nucleus.h             Nucleus PLUS\ARM925\Code Composer 1.14.1   */
+/*                                                                       */
+/* COMPONENT                                                             */
+/*                                                                       */
+/*      System Constants                                                 */
+/*                                                                       */
+/* DESCRIPTION                                                           */
+/*                                                                       */
+/*      This file contains system constants common to both the           */
+/*      application and the actual Nucleus PLUS components.  This file   */
+/*      also contains data structure definitions that hide internal      */
+/*      information from the application.                                */
+/*                                                                       */
+/* DATA STRUCTURES                                                       */
+/*                                                                       */
+/*      NU_DRIVER                           I/O Driver control block     */
+/*      NU_EVENT_GROUP                      Event group control block    */
+/*      NU_HISR                             HISR control block           */
+/*      NU_MAILBOX                          Mailbox control block        */
+/*      NU_MEMORY_POOL                      Memory Pool control block    */
+/*      NU_PARTITION_POOL                   Partition Pool control block */
+/*      NU_PIPE                             Pipe control block           */
+/*      NU_QUEUE                            Queue control block          */
+/*      NU_SEMAPHORE                        Semaphore control block      */
+/*      NU_TASK                             Task control block           */
+/*      NU_TIMER                            Timer control block          */
+/*      NU_PROTECT                          Protection structure         */
+/*                                                                       */
+/* FUNCTIONS                                                             */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* DEPENDENCIES                                                          */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* HISTORY                                                               */
+/*                                                                       */
+/*         NAME            DATE                    REMARKS               */
+/*                                                                       */
+/*      B. Ronquillo     08-28-2002           Released version 1.14.1    */ 
+/*                                                                       */
+/*                                                                       */ 
+/*************************************************************************/
+
+/* Check to see if this file has been included already.  */
+
+#ifndef         NUCLEUS
+
+#ifdef          __cplusplus
+extern  "C" {                               /* C declarations in C++     */
+#endif
+
+#define         NUCLEUS
+
+#define  PLUS_1_11             1
+#define  PLUS_1_13             2
+#define  PLUS_1_14             3
+#define  PLUS_VERSION_COMP     PLUS_1_14
+  
+#ifndef         NU_SUPERV_USER_MODE
+#define         NU_SUPERV_USER_MODE   0
+#endif
+
+#ifndef         NU_MODULE_SUPPORT
+#define         NU_MODULE_SUPPORT     0
+#endif
+
+#ifndef         NU_MMU_MODE
+#define         NU_MMU_MODE           0
+#endif
+
+/* FreeCalypso: disable Nucleus error checking */
+#ifndef		NU_NO_ERROR_CHECKING
+#define		NU_NO_ERROR_CHECKING	1
+#endif
+
+/*
+ * The original version of this file in XVilka's code drop contained
+ * some definitions specific to the OMAP1510 platform targeted by that
+ * code drop.  Nothing else in this package uses these definitions,
+ * though, so I decided that the best thing to do is to simply
+ * eliminate them altogether. -- Space Falcon
+ */
+
+#if 0
+
+/* Define the clock frequency that is used by the timer control unit (must be defined in hertz */
+#define NU_System_Clock_Frequency   84000000
+
+/* Define the number of Nucleus PLUS ticks that will occur every second */
+#define NU_PLUS_Ticks_Per_Second    100
+
+/* Define the number of timer ticks that will occur every second.  This is
+   usually the frequency of the timer used by the Nucleus clock.  It may
+   be modified by a prescalar.  See the INT assembler file for more info */
+
+#define NU_HW_Ticks_Per_Second      (NU_System_Clock_Frequency)
+
+/* The number of timer ticks between Nucleus timer interrupts that increment
+   TMD_System_Clock.  See timer initialization code for details about how to
+   determine this number. */
+#define NU_HW_Ticks_Per_SW_Tick     (NU_HW_Ticks_Per_Second / NU_PLUS_Ticks_Per_Second)
+
+/* Define NU_COUNT_DOWN if the system timer counts down to 0.  
+   This macro is used to switch between formulas to calculate 
+   the number of ticks since the systems started in NU_Get_Clock */
+#define NU_COUNT_DOWN
+
+/* This macro returns the value of the Nucleus timer (not the system clock) */
+#define NU_Retrieve_Hardware_Clock(hw_tick) hw_tick = *(UINT32 *)(0xFFFEC608)
+
+#endif
+
+/* Define standard data types.  These definitions allow Nucleus PLUS to
+   perform in the same manner on different target platforms.  */
+
+typedef unsigned long           UNSIGNED;
+typedef long                    SIGNED;
+typedef unsigned char           DATA_ELEMENT;
+typedef DATA_ELEMENT            OPTION;
+typedef int                     STATUS;
+typedef unsigned char           UNSIGNED_CHAR;
+typedef char                    CHAR;
+typedef int                     INT;
+typedef unsigned long *         UNSIGNED_PTR;
+typedef unsigned char *         BYTE_PTR;
+typedef unsigned int            UNSIGNED_INT;
+
+#define VOID void
+#define HUGE
+#define FAR
+
+/* need to avoid conflict with Riviera - do what the LoCosto src does */
+#ifndef GENERAL_H
+typedef DATA_ELEMENT	BOOLEAN;
+typedef char		INT8;  
+typedef unsigned char	UINT8; 
+typedef signed short	INT16; 
+typedef unsigned short	UINT16;
+typedef signed long	INT32; 
+typedef unsigned long	UINT32;
+#endif
+
+/* Define register defines.  R1, R2, R3, and R4 are used in the Nucleus PLUS
+   source code in front of variables that are referenced often.  In some
+   ports, defining them as "register" will improve performance.  */
+
+#define         R1                              register
+#define         R2                              register
+#define         R3                              register
+#define         R4                              register
+
+
+/* Define the number of accesses required to read or write a pointer data
+   type.  This value is used to make optimizations in some ports of Nucleus
+   PLUS.  */
+   
+#define         NU_POINTER_ACCESS               1
+
+
+/* Define the padding required for usage of the DATA_ELEMENT type within 
+   Nucleus PLUS structures.  These values insure proper alignment for the
+   next structure member.  */
+   
+#define         PAD_1                           3
+#define         PAD_2                           2
+#define         PAD_3                           1
+
+
+
+/* Define constants that are target dependent and/or are used for internal
+   purposes.  */
+
+#define         NU_MIN_STACK_SIZE               240
+#define         NU_MAX_NAME                     8
+#define         NU_MAX_VECTORS                  64
+#define         NU_MAX_LISRS                    8
+
+
+/* Define constants for the number of UNSIGNED words in each of the basic
+   system data structures.  */
+
+#define         NU_TASK_SIZE                    42
+#define         NU_HISR_SIZE                    22
+#define         NU_MAILBOX_SIZE                 13
+#define         NU_QUEUE_SIZE                   18
+#define         NU_PIPE_SIZE                    18
+#define         NU_SEMAPHORE_SIZE               10
+#define         NU_EVENT_GROUP_SIZE             9
+#define         NU_PARTITION_POOL_SIZE          15
+#define         NU_MEMORY_POOL_SIZE             17
+#define         NU_TIMER_SIZE                   17
+#define         NU_PROTECT_SIZE                 2
+#define         NU_DRIVER_SIZE                  3
+
+/* Define what an interrupt vector looks like on the target processor.  */
+
+typedef struct NU_VECTOR_STRUCT
+{
+    VOID       *pointer;
+} NU_VECTOR;
+
+
+/* Define constants for use in service parameters.  */
+
+#define         NU_AND                          2
+#define         NU_AND_CONSUME                  3
+#define         NU_DISABLE_TIMER                4
+#define         NU_ENABLE_TIMER                 5
+#define         NU_FALSE                        0
+#define         NU_FIFO                         6
+#define         NU_FIXED_SIZE                   7
+#define         NU_NO_PREEMPT                   8
+#define         NU_NO_START                     9
+#define         NU_NO_SUSPEND                   0
+#define         NU_NULL                         0
+#define         NU_OR                           0
+#define         NU_OR_CONSUME                   1
+#define         NU_PREEMPT                      10
+#define         NU_PRIORITY                     11
+#define         NU_START                        12
+#define         NU_SUSPEND                      0xFFFFFFFFUL
+#define         NU_TRUE                         1
+#define         NU_VARIABLE_SIZE                13
+
+
+/* Define interrupt lockout and enable constants.  */
+
+#define         NU_DISABLE_INTERRUPTS           0xC0
+#define         NU_ENABLE_INTERRUPTS            0x00
+
+
+/* Define task suspension constants.  */
+
+#define         NU_DRIVER_SUSPEND               10
+#define         NU_EVENT_SUSPEND                7
+#define         NU_FINISHED                     11
+#define         NU_MAILBOX_SUSPEND              3
+#define         NU_MEMORY_SUSPEND               9
+#define         NU_PARTITION_SUSPEND            8
+#define         NU_PIPE_SUSPEND                 5
+#define         NU_PURE_SUSPEND                 1
+#define         NU_QUEUE_SUSPEND                4
+#define         NU_READY                        0
+#define         NU_SEMAPHORE_SUSPEND            6
+#define         NU_SLEEP_SUSPEND                2
+#define         NU_TERMINATED                   12
+
+/* Define service completion status constants.  */
+
+#define         NU_SUCCESS                      0
+#define         NU_END_OF_LOG                   -1
+#define         NU_GROUP_DELETED                -2
+#define         NU_INVALID_DELETE               -3
+#define         NU_INVALID_DRIVER               -4
+#define         NU_INVALID_ENABLE               -5
+#define         NU_INVALID_ENTRY                -6
+#define         NU_INVALID_FUNCTION             -7
+#define         NU_INVALID_GROUP                -8
+#define         NU_INVALID_HISR                 -9
+#define         NU_INVALID_MAILBOX              -10
+#define         NU_INVALID_MEMORY               -11
+#define         NU_INVALID_MESSAGE              -12
+#define         NU_INVALID_OPERATION            -13
+#define         NU_INVALID_PIPE                 -14
+#define         NU_INVALID_POINTER              -15
+#define         NU_INVALID_POOL                 -16
+#define         NU_INVALID_PREEMPT              -17
+#define         NU_INVALID_PRIORITY             -18
+#define         NU_INVALID_QUEUE                -19
+#define         NU_INVALID_RESUME               -20
+#define         NU_INVALID_SEMAPHORE            -21
+#define         NU_INVALID_SIZE                 -22
+#define         NU_INVALID_START                -23
+#define         NU_INVALID_SUSPEND              -24
+#define         NU_INVALID_TASK                 -25
+#define         NU_INVALID_TIMER                -26
+#define         NU_INVALID_VECTOR               -27
+#define         NU_MAILBOX_DELETED              -28
+#define         NU_MAILBOX_EMPTY                -29
+#define         NU_MAILBOX_FULL                 -30
+#define         NU_MAILBOX_RESET                -31
+#define         NU_NO_MEMORY                    -32
+#define         NU_NO_MORE_LISRS                -33
+#define         NU_NO_PARTITION                 -34
+#define         NU_NOT_DISABLED                 -35
+#define         NU_NOT_PRESENT                  -36
+#define         NU_NOT_REGISTERED               -37
+#define         NU_NOT_TERMINATED               -38
+#define         NU_PIPE_DELETED                 -39
+#define         NU_PIPE_EMPTY                   -40
+#define         NU_PIPE_FULL                    -41
+#define         NU_PIPE_RESET                   -42
+#define         NU_POOL_DELETED                 -43
+#define         NU_QUEUE_DELETED                -44
+#define         NU_QUEUE_EMPTY                  -45
+#define         NU_QUEUE_FULL                   -46
+#define         NU_QUEUE_RESET                  -47
+#define         NU_SEMAPHORE_DELETED            -48
+#define         NU_SEMAPHORE_RESET              -49
+#define         NU_TIMEOUT                      -50
+#define         NU_UNAVAILABLE                  -51
+#define         NU_INVALID_DESCRIPTION          -52
+#define         NU_INVALID_REGION               -53
+#define         NU_MEMORY_CORRUPT               -54
+#define         NU_INVALID_DEBUG_ALLOCATION     -55
+#define         NU_EMPTY_DEBUG_ALLOCATION_LIST  -56
+
+
+
+/* Define system errors.  */
+
+#define         NU_ERROR_CREATING_TIMER_HISR    1
+#define         NU_ERROR_CREATING_TIMER_TASK    2
+#define         NU_STACK_OVERFLOW               3
+#define         NU_UNHANDLED_INTERRUPT          4
+
+
+/* Define I/O driver constants.  */
+
+#define         NU_IO_ERROR                     -1
+#define         NU_INITIALIZE                   1
+#define         NU_ASSIGN                       2
+#define         NU_RELEASE                      3
+#define         NU_INPUT                        4
+#define         NU_OUTPUT                       5
+#define         NU_STATUS                       6
+#define         NU_TERMINATE                    7
+
+
+/* Define history entry IDs.  */
+
+#define         NU_USER_ID                      1
+#define         NU_CREATE_TASK_ID               2
+#define         NU_DELETE_TASK_ID               3
+#define         NU_RESET_TASK_ID                4
+#define         NU_TERMINATE_TASK_ID            5
+#define         NU_RESUME_TASK_ID               6
+#define         NU_SUSPEND_TASK_ID              7
+#define         NU_RELINQUISH_ID                8
+#define         NU_SLEEP_ID                     9
+#define         NU_CHANGE_PRIORITY_ID           10
+#define         NU_CHANGE_PREEMPTION_ID         11
+#define         NU_CREATE_MAILBOX_ID            12
+#define         NU_DELETE_MAILBOX_ID            13
+#define         NU_RESET_MAILBOX_ID             14
+#define         NU_SEND_TO_MAILBOX_ID           15
+#define         NU_BROADCAST_TO_MAILBOX_ID      16
+#define         NU_RECEIVE_FROM_MAILBOX_ID      17
+#define         NU_CREATE_QUEUE_ID              18
+#define         NU_DELETE_QUEUE_ID              19
+#define         NU_RESET_QUEUE_ID               20
+#define         NU_SEND_TO_FRONT_OF_QUEUE_ID    21
+#define         NU_SEND_TO_QUEUE_ID             22
+#define         NU_BROADCAST_TO_QUEUE_ID        23
+#define         NU_RECEIVE_FROM_QUEUE_ID        24
+#define         NU_CREATE_PIPE_ID               25 
+#define         NU_DELETE_PIPE_ID               26 
+#define         NU_RESET_PIPE_ID                27
+#define         NU_SEND_TO_FRONT_OF_PIPE_ID     28 
+#define         NU_SEND_TO_PIPE_ID              29 
+#define         NU_BROADCAST_TO_PIPE_ID         30 
+#define         NU_RECEIVE_FROM_PIPE_ID         31 
+#define         NU_CREATE_SEMAPHORE_ID          32
+#define         NU_DELETE_SEMAPHORE_ID          33
+#define         NU_RESET_SEMAPHORE_ID           34
+#define         NU_OBTAIN_SEMAPHORE_ID          35
+#define         NU_RELEASE_SEMAPHORE_ID         36
+#define         NU_CREATE_EVENT_GROUP_ID        37
+#define         NU_DELETE_EVENT_GROUP_ID        38
+#define         NU_SET_EVENTS_ID                39
+#define         NU_RETRIEVE_EVENTS_ID           40
+#define         NU_CREATE_PARTITION_POOL_ID     41
+#define         NU_DELETE_PARTITION_POOL_ID     42
+#define         NU_ALLOCATE_PARTITION_ID        43
+#define         NU_DEALLOCATE_PARTITION_ID      44
+#define         NU_CREATE_MEMORY_POOL_ID        45
+#define         NU_DELETE_MEMORY_POOL_ID        46
+#define         NU_ALLOCATE_MEMORY_ID           47
+#define         NU_DEALLOCATE_MEMORY_ID         48
+#define         NU_CONTROL_SIGNALS_ID           49
+#define         NU_RECEIVE_SIGNALS_ID           50
+#define         NU_REGISTER_SIGNAL_HANDLER_ID   51
+#define         NU_SEND_SIGNALS_ID              52
+#define         NU_REGISTER_LISR_ID             53
+#define         NU_CREATE_HISR_ID               54
+#define         NU_DELETE_HISR_ID               55
+#define         NU_CREATE_TIMER_ID              56
+#define         NU_DELETE_TIMER_ID              57
+#define         NU_CONTROL_TIMER_ID             58
+#define         NU_RESET_TIMER_ID               59
+#define         NU_CREATE_DRIVER_ID             60
+#define         NU_DELETE_DRIVER_ID             61
+#define         NU_REQUEST_DRIVER_ID            62
+#define         NU_RESUME_DRIVER_ID             63
+#define         NU_SUSPEND_DRIVER_ID            64
+#define         NU_CHANGE_TIME_SLICE_ID         65
+#define         NU_ASSERT_ID                    66
+#define         NU_ALLOCATE_ALIGNED_ID          67
+
+
+/* Define the basic data structure templates.  If the NU_DEBUG conditional
+   compilation is specified, the actual structure definition is used.  */
+
+#ifdef          NU_DEBUG
+#include        "cs_defs.h"
+#include        "tm_defs.h"
+#include        "tc_defs.h"
+#include        "mb_defs.h"
+#include        "qu_defs.h"
+#include        "pi_defs.h"
+#include        "sm_defs.h"
+#include        "ev_defs.h"
+#include        "pm_defs.h"
+#include        "dm_defs.h"
+#endif
+
+
+#ifndef         NU_DEBUG
+
+/* Define task control data structure with all internal information 
+   hidden.  */
+typedef struct NU_TASK_STRUCT
+{
+    UNSIGNED      words[NU_TASK_SIZE];
+} NU_TASK;
+#else
+
+/* Define task control data structure with the actual internal data 
+   structure.  */
+typedef TC_TCB      NU_TASK;
+#endif
+
+
+#ifndef         NU_DEBUG
+
+/* Define HISR control data structure with all internal information 
+   hidden.  */
+typedef struct NU_HISR_STRUCT
+{
+    UNSIGNED      words[NU_HISR_SIZE];
+} NU_HISR;
+#else
+
+/* Define HISR control data structure with the actual internal data 
+   structure.  */
+typedef TC_HCB      NU_HISR;
+#endif
+
+
+#ifndef         NU_DEBUG
+
+/* Define mailbox control data structure with all internal information
+   hidden.  */ 
+typedef struct NU_MAILBOX_STRUCT
+{
+    UNSIGNED      words[NU_MAILBOX_SIZE];
+} NU_MAILBOX;
+#else
+
+/* Define mailbox control data structure with the actual internal data 
+   structure.  */
+typedef MB_MCB      NU_MAILBOX;
+#endif
+
+ 
+#ifndef         NU_DEBUG
+
+/* Define queue control data structure with all internal information
+   hidden.  */ 
+typedef struct NU_QUEUE_STRUCT
+{
+    UNSIGNED      words[NU_QUEUE_SIZE];
+} NU_QUEUE;
+#else
+
+/* Define queue control data structure with the actual internal data 
+   structure.  */
+typedef QU_QCB      NU_QUEUE;
+#endif
+
+
+#ifndef         NU_DEBUG
+
+/* Define pipe control data structure with all internal information
+   hidden.  */ 
+typedef struct NU_PIPE_STRUCT
+{
+    UNSIGNED      words[NU_PIPE_SIZE];
+} NU_PIPE;
+#else
+
+/* Define pipe control data structure with the actual internal data 
+   structure.  */
+typedef PI_PCB      NU_PIPE;
+#endif
+
+
+#ifndef         NU_DEBUG
+
+/* Define semaphore control data structure with all internal information
+   hidden.  */ 
+typedef struct NU_SEMAPHORE_STRUCT
+{
+    UNSIGNED       words[NU_SEMAPHORE_SIZE];
+} NU_SEMAPHORE;
+#else
+
+/* Define semaphore control data structure with the actual internal data 
+   structure.  */
+typedef SM_SCB      NU_SEMAPHORE;
+#endif
+
+
+#ifndef         NU_DEBUG
+
+/* Define event group control data structure with all internal information
+   hidden.  */ 
+typedef struct NU_EVENT_GROUP_STRUCT
+{
+    UNSIGNED       words[NU_EVENT_GROUP_SIZE];
+} NU_EVENT_GROUP;
+#else
+
+/* Define event group control data structure with the actual internal data 
+   structure.  */
+typedef EV_GCB      NU_EVENT_GROUP;
+#endif
+
+
+#ifndef         NU_DEBUG
+
+/* Define partition pool control data structure with all internal 
+   information hidden.  */ 
+typedef struct NU_PARTITION_POOL_STRUCT
+{
+    UNSIGNED       words[NU_PARTITION_POOL_SIZE];
+} NU_PARTITION_POOL;
+#else
+
+/* Define partition pool control data structure with the actual internal 
+   data structure.  */
+typedef PM_PCB      NU_PARTITION_POOL;
+#endif
+
+
+#ifndef         NU_DEBUG
+
+/* Define memory pool control data structure with all internal information
+   hidden.  */ 
+typedef struct NU_MEMORY_POOL_STRUCT
+{
+    UNSIGNED       words[NU_MEMORY_POOL_SIZE];
+} NU_MEMORY_POOL;
+#else
+
+/* Define memory pool control data structure with the actual internal data 
+   structure.  */
+typedef DM_PCB      NU_MEMORY_POOL;
+#endif
+
+
+#ifndef         NU_DEBUG
+
+/* Define timer control data structure with all internal information
+   hidden.  */ 
+typedef struct NU_TIMER_STRUCT
+{
+    UNSIGNED       words[NU_TIMER_SIZE];
+} NU_TIMER;
+#else
+
+/* Define timer control data structure with the actual internal data 
+   structure.  */
+typedef TM_APP_TCB      NU_TIMER;
+#endif
+
+
+#ifndef         NU_DEBUG
+
+/* Define protect control data structure with all internal information
+   hidden.  */ 
+typedef struct NU_PROTECT_STRUCT
+{
+    UNSIGNED       words[NU_PROTECT_SIZE];
+} NU_PROTECT;
+#else
+
+/* Define protect control data structure with the actual internal data 
+   structure.  */
+typedef TC_PROTECT      NU_PROTECT;
+#endif
+
+
+
+/* Define I/O driver request structures.  */
+
+struct NU_INITIALIZE_STRUCT
+{
+    VOID       *nu_io_address;              /* Base IO address          */
+    UNSIGNED    nu_logical_units;           /* Number of logical units  */
+    VOID       *nu_memory;                  /* Generic memory pointer   */
+    INT         nu_vector;                  /* Interrupt vector number  */
+};
+
+struct NU_ASSIGN_STRUCT
+{
+    UNSIGNED    nu_logical_unit;            /* Logical unit number      */
+    INT         nu_assign_info;             /* Additional assign info   */
+};
+
+struct NU_RELEASE_STRUCT
+{
+    UNSIGNED    nu_logical_unit;            /* Logical unit number      */
+    INT         nu_release_info;            /* Additional release info  */
+};
+
+struct NU_INPUT_STRUCT
+{
+    UNSIGNED    nu_logical_unit;            /* Logical unit number      */
+    UNSIGNED    nu_offset;                  /* Offset of input          */
+    UNSIGNED    nu_request_size;            /* Requested input size     */
+    UNSIGNED    nu_actual_size;             /* Actual input size        */
+    VOID       *nu_buffer_ptr;              /* Input buffer pointer     */
+};
+
+struct NU_OUTPUT_STRUCT
+{
+    UNSIGNED    nu_logical_unit;            /* Logical unit number      */
+    UNSIGNED    nu_offset;                  /* Offset of output         */
+    UNSIGNED    nu_request_size;            /* Requested output size    */
+    UNSIGNED    nu_actual_size;             /* Actual output size       */
+    VOID       *nu_buffer_ptr;              /* Output buffer pointer    */
+};
+
+struct NU_STATUS_STRUCT
+{
+    UNSIGNED    nu_logical_unit;            /* Logical unit number      */
+    VOID       *nu_extra_status;            /* Additional status ptr    */
+};
+
+struct NU_TERMINATE_STRUCT
+{
+    UNSIGNED    nu_logical_unit;            /* Logical unit number      */
+};
+
+
+typedef  union NU_REQUEST_INFO_UNION
+{
+    struct NU_INITIALIZE_STRUCT     nu_initialize;
+    struct NU_ASSIGN_STRUCT         nu_assign;
+    struct NU_RELEASE_STRUCT        nu_release;
+    struct NU_INPUT_STRUCT          nu_input;
+    struct NU_OUTPUT_STRUCT         nu_output;
+    struct NU_STATUS_STRUCT         nu_status;
+    struct NU_TERMINATE_STRUCT      nu_terminate;
+} nu_request_info_union;
+
+typedef struct NU_DRIVER_REQUEST_STRUCT
+{
+    INT                   nu_function;                /* I/O request function     */
+    UNSIGNED              nu_timeout;                 /* Timeout on request       */
+    STATUS                nu_status;                  /* Status of request        */
+    UNSIGNED              nu_supplemental;            /* Supplemental information */
+    VOID                 *nu_supplemental_ptr;        /* Supplemental info pointer*/
+    nu_request_info_union nu_request_info;
+    
+} NU_DRIVER_REQUEST;
+
+typedef struct NU_DRIVER_STRUCT
+{
+    UNSIGNED       words[NU_DRIVER_SIZE];      /* CS_NODE_STRUCT */
+    CHAR           nu_driver_name[NU_MAX_NAME];
+    VOID          *nu_info_ptr;
+    UNSIGNED       nu_driver_id;
+    VOID           (*nu_driver_entry)(struct NU_DRIVER_STRUCT *,
+                                                NU_DRIVER_REQUEST *);
+} NU_DRIVER;
+
+
+/* Define Nucleus PLUS system interfaces.  */
+
+VOID            Application_Initialize(VOID *first_available_memory);
+
+
+/* The following area is only applicable to application files and is skipped
+   during compilation of Nucleus PLUS source files.  */
+#ifndef         NU_SOURCE_FILE
+
+/* Re-map task control functions depending on whether or not error checking
+   is specified.  */
+
+#ifdef          NU_NO_ERROR_CHECKING
+#define         NU_Create_Task                  TCC_Create_Task
+#define         NU_Delete_Task                  TCC_Delete_Task
+#define         NU_Reset_Task                   TCC_Reset_Task
+#define         NU_Terminate_Task               TCC_Terminate_Task
+#define         NU_Resume_Task                  TCC_Resume_Service
+#define         NU_Suspend_Task                 TCC_Suspend_Service
+#define         NU_Relinquish                   TCC_Relinquish
+#define         NU_Sleep                        TCC_Task_Sleep
+#define         NU_Change_Priority              TCS_Change_Priority
+#define         NU_Change_Preemption            TCS_Change_Preemption
+#define         NU_Change_Time_Slice            TCS_Change_Time_Slice
+#define         NU_Check_Stack                  TCT_Check_Stack
+#define         NU_Current_Task_Pointer         TCC_Current_Task_Pointer
+#define         NU_Established_Tasks            TCF_Established_Tasks
+#define         NU_Task_Information             TCF_Task_Information
+#define         NU_Task_Pointers                TCF_Task_Pointers
+#define         NU_Create_Mailbox               MBC_Create_Mailbox
+#define         NU_Delete_Mailbox               MBC_Delete_Mailbox
+#define         NU_Reset_Mailbox                MBS_Reset_Mailbox
+#define         NU_Send_To_Mailbox              MBC_Send_To_Mailbox
+#define         NU_Broadcast_To_Mailbox         MBS_Broadcast_To_Mailbox
+#define         NU_Receive_From_Mailbox         MBC_Receive_From_Mailbox
+#define         NU_Established_Mailboxes        MBF_Established_Mailboxes
+#define         NU_Mailbox_Information          MBF_Mailbox_Information
+#define         NU_Mailbox_Pointers             MBF_Mailbox_Pointers
+#define         NU_Create_Queue                 QUC_Create_Queue
+#define         NU_Delete_Queue                 QUC_Delete_Queue
+#define         NU_Reset_Queue                  QUS_Reset_Queue
+#define         NU_Send_To_Front_Of_Queue       QUS_Send_To_Front_Of_Queue
+#define         NU_Send_To_Queue                QUC_Send_To_Queue
+#define         NU_Broadcast_To_Queue           QUS_Broadcast_To_Queue
+#define         NU_Receive_From_Queue           QUC_Receive_From_Queue
+#define         NU_Established_Queues           QUF_Established_Queues
+#define         NU_Queue_Information            QUF_Queue_Information
+#define         NU_Queue_Pointers               QUF_Queue_Pointers
+#define         NU_Create_Pipe                  PIC_Create_Pipe 
+#define         NU_Delete_Pipe                  PIC_Delete_Pipe 
+#define         NU_Reset_Pipe                   PIS_Reset_Pipe
+#define         NU_Send_To_Front_Of_Pipe        PIS_Send_To_Front_Of_Pipe 
+#define         NU_Send_To_Pipe                 PIC_Send_To_Pipe 
+#define         NU_Broadcast_To_Pipe            PIS_Broadcast_To_Pipe 
+#define         NU_Receive_From_Pipe            PIC_Receive_From_Pipe 
+#define         NU_Established_Pipes            PIF_Established_Pipes   
+#define         NU_Pipe_Information             PIF_Pipe_Information
+#define         NU_Pipe_Pointers                PIF_Pipe_Pointers
+#define         NU_Create_Semaphore             SMC_Create_Semaphore
+#define         NU_Delete_Semaphore             SMC_Delete_Semaphore
+#define         NU_Reset_Semaphore              SMS_Reset_Semaphore
+#define         NU_Obtain_Semaphore             SMC_Obtain_Semaphore
+#define         NU_Release_Semaphore            SMC_Release_Semaphore
+#define         NU_Established_Semaphores       SMF_Established_Semaphores
+#define         NU_Semaphore_Information        SMF_Semaphore_Information
+#define         NU_Semaphore_Pointers           SMF_Semaphore_Pointers
+#define         NU_Create_Event_Group           EVC_Create_Event_Group
+#define         NU_Delete_Event_Group           EVC_Delete_Event_Group
+#define         NU_Set_Events                   EVC_Set_Events
+#define         NU_Retrieve_Events              EVC_Retrieve_Events
+#define         NU_Established_Event_Groups     EVF_Established_Event_Groups
+#define         NU_Event_Group_Information      EVF_Event_Group_Information
+#define         NU_Event_Group_Pointers         EVF_Event_Group_Pointers
+#define         NU_Create_Partition_Pool        PMC_Create_Partition_Pool
+#define         NU_Delete_Partition_Pool        PMC_Delete_Partition_Pool
+#define         NU_Allocate_Partition           PMC_Allocate_Partition
+#define         NU_Deallocate_Partition         PMC_Deallocate_Partition
+#define         NU_Established_Partition_Pools  PMF_Established_Partition_Pools
+#define         NU_Partition_Pool_Information   PMF_Partition_Pool_Information
+#define         NU_Partition_Pool_Pointers      PMF_Partition_Pool_Pointers
+#define         NU_Create_Memory_Pool           DMC_Create_Memory_Pool
+#define         NU_Delete_Memory_Pool           DMC_Delete_Memory_Pool
+#define         NU_Allocate_Memory              DMC_Allocate_Memory
+#define         NU_Deallocate_Memory            DMC_Deallocate_Memory
+#define         NU_Established_Memory_Pools     DMF_Established_Memory_Pools
+#define         NU_Memory_Pool_Information      DMF_Memory_Pool_Information
+#define         NU_Memory_Pool_Pointers         DMF_Memory_Pool_Pointers
+#define         NU_Control_Signals              TCS_Control_Signals
+#define         NU_Receive_Signals              TCS_Receive_Signals
+#define         NU_Register_Signal_Handler      TCS_Register_Signal_Handler
+#define         NU_Send_Signals                 TCS_Send_Signals
+#define         NU_Setup_Vector                 INT_Setup_Vector
+#define         NU_Register_LISR                TCC_Register_LISR
+#define         NU_Activate_HISR                TCT_Activate_HISR
+#define         NU_Create_HISR                  TCC_Create_HISR
+#define         NU_Delete_HISR                  TCC_Delete_HISR
+#define         NU_Current_HISR_Pointer         TCC_Current_HISR_Pointer
+#define         NU_Established_HISRs            TCF_Established_HISRs
+#define         NU_HISR_Pointers                TCF_HISR_Pointers
+#define         NU_HISR_Information             TCF_HISR_Information
+#define         NU_Protect                      TCT_Protect
+#define         NU_Unprotect                    TCT_Unprotect
+#define         NU_Control_Interrupts           TCT_Control_Interrupts
+#define         NU_Local_Control_Interrupts     TCT_Local_Control_Interrupts
+#define         NU_Restore_Interrupts           TCT_Restore_Interrupts
+#define         NU_Set_Clock                    TMT_Set_Clock
+#define         NU_Retrieve_Clock               TMT_Retrieve_Clock
+#define         NU_Create_Timer                 TMS_Create_Timer
+#define         NU_Delete_Timer                 TMS_Delete_Timer
+#define         NU_Control_Timer                TMS_Control_Timer
+#define         NU_Reset_Timer                  TMS_Reset_Timer
+#define         NU_Established_Timers           TMF_Established_Timers
+#define         NU_Timer_Pointers               TMF_Timer_Pointers
+#define         NU_Timer_Information            TMF_Timer_Information
+#define         NU_Get_Remaining_Time           TMF_Get_Remaining_Time
+#define         NU_Release_Information          RLC_Release_Information
+#define         NU_License_Information          LIC_License_Information
+#define         NU_Disable_History_Saving       HIC_Disable_History_Saving
+#define         NU_Enable_History_Saving        HIC_Enable_History_Saving
+#define         NU_Make_History_Entry           HIC_Make_History_Entry_Service
+#define         NU_Retrieve_History_Entry       HIC_Retrieve_History_Entry
+#define         NU_Create_Driver                IOC_Create_Driver
+#define         NU_Delete_Driver                IOC_Delete_Driver
+#define         NU_Request_Driver               IOC_Request_Driver
+#define         NU_Resume_Driver                IOC_Resume_Driver
+#define         NU_Suspend_Driver               IOC_Suspend_Driver
+#define         NU_Established_Drivers          IOF_Established_Drivers
+#define         NU_Driver_Pointers              IOF_Driver_Pointers
+#else
+#define         NU_Create_Task                  TCCE_Create_Task
+#define         NU_Delete_Task                  TCCE_Delete_Task
+#define         NU_Reset_Task                   TCCE_Reset_Task
+#define         NU_Terminate_Task               TCCE_Terminate_Task
+#define         NU_Resume_Task                  TCCE_Resume_Service
+#define         NU_Suspend_Task                 TCCE_Suspend_Service
+#define         NU_Relinquish                   TCCE_Relinquish
+#define         NU_Sleep                        TCCE_Task_Sleep
+#define         NU_Change_Priority              TCSE_Change_Priority
+#define         NU_Change_Preemption            TCSE_Change_Preemption
+#define         NU_Change_Time_Slice            TCSE_Change_Time_Slice
+#define         NU_Check_Stack                  TCT_Check_Stack
+#define         NU_Current_Task_Pointer         TCC_Current_Task_Pointer
+#define         NU_Established_Tasks            TCF_Established_Tasks
+#define         NU_Task_Information             TCFE_Task_Information
+#define         NU_Task_Pointers                TCF_Task_Pointers
+#define         NU_Create_Mailbox               MBCE_Create_Mailbox
+#define         NU_Delete_Mailbox               MBCE_Delete_Mailbox
+#define         NU_Reset_Mailbox                MBSE_Reset_Mailbox
+#define         NU_Send_To_Mailbox              MBCE_Send_To_Mailbox
+#define         NU_Broadcast_To_Mailbox         MBSE_Broadcast_To_Mailbox
+#define         NU_Receive_From_Mailbox         MBCE_Receive_From_Mailbox
+#define         NU_Established_Mailboxes        MBF_Established_Mailboxes
+#define         NU_Mailbox_Information          MBF_Mailbox_Information
+#define         NU_Mailbox_Pointers             MBF_Mailbox_Pointers
+#define         NU_Create_Queue                 QUCE_Create_Queue
+#define         NU_Delete_Queue                 QUCE_Delete_Queue
+#define         NU_Reset_Queue                  QUSE_Reset_Queue
+#define         NU_Send_To_Queue                QUCE_Send_To_Queue
+#define         NU_Send_To_Front_Of_Queue       QUSE_Send_To_Front_Of_Queue
+#define         NU_Broadcast_To_Queue           QUSE_Broadcast_To_Queue
+#define         NU_Receive_From_Queue           QUCE_Receive_From_Queue
+#define         NU_Established_Queues           QUF_Established_Queues
+#define         NU_Queue_Information            QUF_Queue_Information
+#define         NU_Queue_Pointers               QUF_Queue_Pointers
+#define         NU_Create_Pipe                  PICE_Create_Pipe 
+#define         NU_Delete_Pipe                  PICE_Delete_Pipe 
+#define         NU_Reset_Pipe                   PISE_Reset_Pipe
+#define         NU_Send_To_Front_Of_Pipe        PISE_Send_To_Front_Of_Pipe 
+#define         NU_Send_To_Pipe                 PICE_Send_To_Pipe 
+#define         NU_Broadcast_To_Pipe            PISE_Broadcast_To_Pipe 
+#define         NU_Receive_From_Pipe            PICE_Receive_From_Pipe 
+#define         NU_Established_Pipes            PIF_Established_Pipes   
+#define         NU_Pipe_Information             PIF_Pipe_Information
+#define         NU_Pipe_Pointers                PIF_Pipe_Pointers
+#define         NU_Create_Semaphore             SMCE_Create_Semaphore
+#define         NU_Delete_Semaphore             SMCE_Delete_Semaphore
+#define         NU_Reset_Semaphore              SMSE_Reset_Semaphore
+#define         NU_Obtain_Semaphore             SMCE_Obtain_Semaphore
+#define         NU_Release_Semaphore            SMCE_Release_Semaphore
+#define         NU_Established_Semaphores       SMF_Established_Semaphores
+#define         NU_Semaphore_Information        SMF_Semaphore_Information
+#define         NU_Semaphore_Pointers           SMF_Semaphore_Pointers
+#define         NU_Create_Event_Group           EVCE_Create_Event_Group
+#define         NU_Delete_Event_Group           EVCE_Delete_Event_Group
+#define         NU_Set_Events                   EVCE_Set_Events
+#define         NU_Retrieve_Events              EVCE_Retrieve_Events
+#define         NU_Established_Event_Groups     EVF_Established_Event_Groups
+#define         NU_Event_Group_Information      EVF_Event_Group_Information
+#define         NU_Event_Group_Pointers         EVF_Event_Group_Pointers
+#define         NU_Create_Partition_Pool        PMCE_Create_Partition_Pool
+#define         NU_Delete_Partition_Pool        PMCE_Delete_Partition_Pool
+#define         NU_Allocate_Partition           PMCE_Allocate_Partition
+#define         NU_Deallocate_Partition         PMCE_Deallocate_Partition
+#define         NU_Established_Partition_Pools  PMF_Established_Partition_Pools
+#define         NU_Partition_Pool_Information   PMF_Partition_Pool_Information
+#define         NU_Partition_Pool_Pointers      PMF_Partition_Pool_Pointers
+#define         NU_Create_Memory_Pool           DMCE_Create_Memory_Pool
+#define         NU_Delete_Memory_Pool           DMCE_Delete_Memory_Pool
+
+/* The following conditional routes memory allocation calls to functions
+   that help track memory leaks. */
+#ifdef NU_DEBUG_MEMORY
+#define         NU_Allocate_Memory(a,b,c,d)     ERC_Allocate_Memory(a,b,c,d,__LINE__,__FILE__)
+#define         NU_Deallocate_Memory            ERC_Deallocate_Memory
+#else
+#define         NU_Allocate_Memory              DMCE_Allocate_Memory
+#define         NU_Deallocate_Memory            DMCE_Deallocate_Memory
+#endif /* NU_DEBUG_MEMORY */
+
+#define         NU_Established_Memory_Pools     DMF_Established_Memory_Pools
+#define         NU_Memory_Pool_Information      DMF_Memory_Pool_Information
+#define         NU_Memory_Pool_Pointers         DMF_Memory_Pool_Pointers
+#define         NU_Control_Signals              TCSE_Control_Signals
+#define         NU_Receive_Signals              TCSE_Receive_Signals
+#define         NU_Register_Signal_Handler      TCSE_Register_Signal_Handler
+#define         NU_Send_Signals                 TCSE_Send_Signals
+#define         NU_Setup_Vector                 INT_Setup_Vector
+#define         NU_Register_LISR                TCC_Register_LISR
+#define         NU_Activate_HISR                TCCE_Activate_HISR
+#define         NU_Create_HISR                  TCCE_Create_HISR
+#define         NU_Delete_HISR                  TCCE_Delete_HISR
+#define         NU_Current_HISR_Pointer         TCC_Current_HISR_Pointer
+#define         NU_Established_HISRs            TCF_Established_HISRs
+#define         NU_HISR_Pointers                TCF_HISR_Pointers
+#define         NU_HISR_Information             TCF_HISR_Information
+#define         NU_Protect                      TCT_Protect
+#define         NU_Unprotect                    TCT_Unprotect
+#define         NU_Control_Interrupts           TCT_Control_Interrupts
+#define         NU_Local_Control_Interrupts     TCT_Local_Control_Interrupts
+#define         NU_Restore_Interrupts           TCT_Restore_Interrupts
+#define         NU_Set_Clock                    TMT_Set_Clock
+#define         NU_Retrieve_Clock               TMT_Retrieve_Clock
+#define         NU_Create_Timer                 TMSE_Create_Timer
+#define         NU_Delete_Timer                 TMSE_Delete_Timer
+#define         NU_Control_Timer                TMSE_Control_Timer
+#define         NU_Reset_Timer                  TMSE_Reset_Timer
+#define         NU_Established_Timers           TMF_Established_Timers
+#define         NU_Timer_Pointers               TMF_Timer_Pointers
+#define         NU_Timer_Information            TMF_Timer_Information
+#define         NU_Get_Remaining_Time           TMF_Get_Remaining_Time
+#define         NU_Release_Information          RLC_Release_Information
+#define         NU_License_Information          LIC_License_Information
+#define         NU_Disable_History_Saving       HIC_Disable_History_Saving
+#define         NU_Enable_History_Saving        HIC_Enable_History_Saving
+#define         NU_Make_History_Entry           HIC_Make_History_Entry_Service
+#define         NU_Retrieve_History_Entry       HIC_Retrieve_History_Entry
+#define         NU_Create_Driver                IOCE_Create_Driver
+#define         NU_Delete_Driver                IOCE_Delete_Driver
+#define         NU_Request_Driver               IOCE_Request_Driver
+#define         NU_Resume_Driver                IOCE_Resume_Driver
+#define         NU_Suspend_Driver               IOCE_Suspend_Driver
+#define         NU_Established_Drivers          IOF_Established_Drivers
+#define         NU_Driver_Pointers              IOF_Driver_Pointers
+#endif
+
+
+/* Define task control functions.  */
+
+STATUS          NU_Create_Task(NU_TASK *task, CHAR *name, 
+                        VOID (*task_entry)(UNSIGNED, VOID *), UNSIGNED argc,
+                        VOID *argv, VOID *stack_address, UNSIGNED stack_size,
+                        OPTION priority, UNSIGNED time_slice, 
+                        OPTION preempt, OPTION auto_start);
+STATUS          NU_Delete_Task(NU_TASK *task);
+STATUS          NU_Reset_Task(NU_TASK *task, UNSIGNED argc, VOID *argv);
+STATUS          NU_Terminate_Task(NU_TASK *task);
+STATUS          NU_Resume_Task(NU_TASK *task);
+STATUS          NU_Suspend_Task(NU_TASK *task);
+VOID            NU_Relinquish(VOID);
+VOID            NU_Sleep(UNSIGNED ticks);
+OPTION          NU_Change_Priority(NU_TASK *task, OPTION new_priority);
+OPTION          NU_Change_Preemption(OPTION preempt);
+UNSIGNED        NU_Change_Time_Slice(NU_TASK *task, UNSIGNED time_slice);
+UNSIGNED        NU_Check_Stack(VOID);
+NU_TASK        *NU_Current_Task_Pointer(VOID);
+UNSIGNED        NU_Established_Tasks(VOID);
+STATUS          NU_Task_Information(NU_TASK *task, CHAR *name, 
+                        DATA_ELEMENT *status, UNSIGNED *scheduled_count,
+                        OPTION *priority, OPTION *preempt,
+                        UNSIGNED *time_slice, VOID **stack_base,
+                        UNSIGNED *stack_size, UNSIGNED *minimum_stack);
+UNSIGNED        NU_Task_Pointers(NU_TASK **pointer_list, 
+                                                UNSIGNED maximum_pointers);
+
+/* Define Mailbox management functions.  */
+
+STATUS          NU_Create_Mailbox(NU_MAILBOX *mailbox, CHAR *name, 
+                                                OPTION suspend_type);
+STATUS          NU_Delete_Mailbox(NU_MAILBOX *mailbox);
+STATUS          NU_Reset_Mailbox(NU_MAILBOX *mailbox);
+STATUS          NU_Send_To_Mailbox(NU_MAILBOX *mailbox, VOID *message, 
+                                                        UNSIGNED suspend);
+STATUS          NU_Broadcast_To_Mailbox(NU_MAILBOX *mailbox, VOID *message,
+                                                        UNSIGNED suspend);
+STATUS          NU_Receive_From_Mailbox(NU_MAILBOX *mailbox, VOID *message,
+                                                        UNSIGNED suspend);
+UNSIGNED        NU_Established_Mailboxes(VOID);
+STATUS          NU_Mailbox_Information(NU_MAILBOX *mailbox, CHAR *name, 
+                  OPTION *suspend_type, OPTION *message_present,
+                  UNSIGNED *tasks_waiting, NU_TASK **first_task);
+UNSIGNED        NU_Mailbox_Pointers(NU_MAILBOX **pointer_list,
+                                                UNSIGNED maximum_pointers);
+
+/* Define Queue management functions.  */
+
+STATUS          NU_Create_Queue(NU_QUEUE *queue, CHAR *name, 
+                      VOID *start_address, UNSIGNED queue_size, 
+                      OPTION message_type, UNSIGNED message_size,
+                      OPTION suspend_type);
+STATUS          NU_Delete_Queue(NU_QUEUE *queue);
+STATUS          NU_Reset_Queue(NU_QUEUE *queue);
+STATUS          NU_Send_To_Front_Of_Queue(NU_QUEUE *queue, VOID *message, 
+                                        UNSIGNED size, UNSIGNED suspend);
+STATUS          NU_Send_To_Queue(NU_QUEUE *queue, VOID *message, 
+                                        UNSIGNED size, UNSIGNED suspend);
+STATUS          NU_Broadcast_To_Queue(NU_QUEUE *queue, VOID *message, 
+                                        UNSIGNED size, UNSIGNED suspend);
+STATUS          NU_Receive_From_Queue(NU_QUEUE *queue, VOID *message,
+                      UNSIGNED size, UNSIGNED *actual_size, UNSIGNED suspend);
+UNSIGNED        NU_Established_Queues(VOID);
+STATUS          NU_Queue_Information(NU_QUEUE *queue, CHAR *name, 
+                  VOID **start_address, UNSIGNED *queue_size, 
+                  UNSIGNED *available, UNSIGNED *messages, 
+                  OPTION *message_type, UNSIGNED *message_size,
+                  OPTION *suspend_type, UNSIGNED *tasks_waiting,
+                  NU_TASK **first_task);
+UNSIGNED        NU_Queue_Pointers(NU_QUEUE **pointer_list, 
+                                                UNSIGNED maximum_pointers);
+
+/* Define Pipe management functions.  */
+
+STATUS          NU_Create_Pipe(NU_PIPE *pipe, CHAR *name, 
+                      VOID *start_address, UNSIGNED pipe_size, 
+                      OPTION message_type, UNSIGNED message_size,
+                      OPTION suspend_type);
+STATUS          NU_Delete_Pipe(NU_PIPE *pipe);
+STATUS          NU_Reset_Pipe(NU_PIPE *pipe);
+STATUS          NU_Send_To_Front_Of_Pipe(NU_PIPE *pipe, VOID *message, 
+                                        UNSIGNED size, UNSIGNED suspend);
+STATUS          NU_Send_To_Pipe(NU_PIPE *pipe, VOID *message, 
+                                        UNSIGNED size, UNSIGNED suspend);
+STATUS          NU_Broadcast_To_Pipe(NU_PIPE *pipe, VOID *message, 
+                                        UNSIGNED size, UNSIGNED suspend);
+STATUS          NU_Receive_From_Pipe(NU_PIPE *pipe, VOID *message,
+                      UNSIGNED size, UNSIGNED *actual_size, UNSIGNED suspend);
+UNSIGNED        NU_Established_Pipes(VOID);
+STATUS          NU_Pipe_Information(NU_PIPE *pipe, CHAR *name, 
+                  VOID **start_address, UNSIGNED *pipe_size, 
+                  UNSIGNED *available, UNSIGNED *messages, 
+                  OPTION *message_type, UNSIGNED *message_size,
+                  OPTION *suspend_type, UNSIGNED *tasks_waiting,
+                  NU_TASK **first_task);
+UNSIGNED        NU_Pipe_Pointers(NU_PIPE **pointer_list, 
+                                                UNSIGNED maximum_pointers);
+
+/* Define Semaphore management functions.  */
+
+STATUS          NU_Create_Semaphore(NU_SEMAPHORE *semaphore, CHAR *name, 
+                        UNSIGNED initial_count, OPTION suspend_type);
+STATUS          NU_Delete_Semaphore(NU_SEMAPHORE *semaphore);
+STATUS          NU_Reset_Semaphore(NU_SEMAPHORE *semaphore, 
+                                        UNSIGNED initial_count);
+STATUS          NU_Obtain_Semaphore(NU_SEMAPHORE *semaphore, UNSIGNED suspend);
+STATUS          NU_Release_Semaphore(NU_SEMAPHORE *semaphore);
+UNSIGNED        NU_Established_Semaphores(VOID);
+STATUS          NU_Semaphore_Information(NU_SEMAPHORE *semaphore, CHAR *name, 
+                  UNSIGNED *current_count, OPTION *suspend_type, 
+                  UNSIGNED *tasks_waiting, NU_TASK **first_task);
+UNSIGNED        NU_Semaphore_Pointers(NU_SEMAPHORE **pointer_list, 
+                                                UNSIGNED maximum_pointers);
+                                                
+/* Define Event Group management functions.  */
+
+STATUS          NU_Create_Event_Group(NU_EVENT_GROUP *group, CHAR *name);
+STATUS          NU_Delete_Event_Group(NU_EVENT_GROUP *group);
+STATUS          NU_Set_Events(NU_EVENT_GROUP *group, UNSIGNED events, 
+                                                OPTION operation);
+STATUS          NU_Retrieve_Events(NU_EVENT_GROUP *group, 
+                        UNSIGNED requested_flags, OPTION operation, 
+                        UNSIGNED *retrieved_flags, UNSIGNED suspend);
+UNSIGNED        NU_Established_Event_Groups(VOID);
+STATUS          NU_Event_Group_Information(NU_EVENT_GROUP *group, CHAR *name, 
+                  UNSIGNED *event_flags, UNSIGNED *tasks_waiting, 
+                  NU_TASK **first_task);
+UNSIGNED        NU_Event_Group_Pointers(NU_EVENT_GROUP **pointer_list, 
+                                                UNSIGNED maximum_pointers);
+
+/* Define Signal processing functions.  */
+
+UNSIGNED        NU_Control_Signals(UNSIGNED signal_enable_mask);
+UNSIGNED        NU_Receive_Signals(VOID);
+STATUS          NU_Register_Signal_Handler(VOID (*signal_handler)(UNSIGNED));
+STATUS          NU_Send_Signals(NU_TASK *task, UNSIGNED signals);
+
+/* Define Partition memory management functions.  */
+                                                
+STATUS          NU_Create_Partition_Pool(NU_PARTITION_POOL *pool, CHAR *name, 
+                        VOID *start_address, UNSIGNED pool_size,
+                        UNSIGNED partition_size, OPTION suspend_type);
+STATUS          NU_Delete_Partition_Pool(NU_PARTITION_POOL *pool);
+STATUS          NU_Allocate_Partition(NU_PARTITION_POOL *pool, 
+                                VOID **return_pointer, UNSIGNED suspend);
+STATUS          NU_Deallocate_Partition(VOID *partition);
+UNSIGNED        NU_Established_Partition_Pools(VOID);
+STATUS          NU_Partition_Pool_Information(NU_PARTITION_POOL *pool, 
+                        CHAR *name, 
+                  VOID **start_address, UNSIGNED *pool_size,
+                  UNSIGNED *partition_size, UNSIGNED *available,
+                  UNSIGNED *allocated, OPTION *suspend_type, 
+                  UNSIGNED *tasks_waiting, NU_TASK **first_task);
+UNSIGNED        NU_Partition_Pool_Pointers(NU_PARTITION_POOL **pointer_list, 
+                                                UNSIGNED maximum_pointers);
+
+/* Define Dynamic memory management functions.  */
+
+STATUS          NU_Create_Memory_Pool(NU_MEMORY_POOL *pool, CHAR *name, 
+                        VOID *start_address, UNSIGNED pool_size,
+                        UNSIGNED min_allocation, OPTION suspend_type);
+STATUS          NU_Delete_Memory_Pool(NU_MEMORY_POOL *pool);
+
+STATUS          NU_Allocate_Memory(NU_MEMORY_POOL *pool, VOID **return_pointer,
+                                UNSIGNED size, UNSIGNED suspend);
+
+STATUS          NU_Deallocate_Memory(VOID *memory);
+UNSIGNED        NU_Established_Memory_Pools(VOID);
+STATUS          NU_Memory_Pool_Information(NU_MEMORY_POOL *pool, CHAR *name, 
+                  VOID **start_address, UNSIGNED *pool_size,
+                  UNSIGNED *min_allocation, UNSIGNED *available,
+                  OPTION *suspend_type, UNSIGNED *tasks_waiting, 
+                  NU_TASK **first_task);
+UNSIGNED        NU_Memory_Pool_Pointers(NU_MEMORY_POOL **pointer_list, 
+                                                UNSIGNED maximum_pointers);
+
+/* Define Interrupt management functions.  */
+
+INT             NU_Control_Interrupts(INT new_level);
+INT             NU_Local_Control_Interrupts(INT new_level);
+VOID            NU_Restore_Interrupts(VOID);
+VOID           *NU_Setup_Vector(INT vector, VOID *new_vector);
+STATUS          NU_Register_LISR(INT vector, 
+                                VOID (*new_lisr)(INT),
+                                        VOID (**old_lisr)(INT));
+STATUS          NU_Activate_HISR(NU_HISR *hisr);
+STATUS          NU_Create_HISR(NU_HISR *hisr, CHAR *name,
+                        VOID (*hisr_entry)(VOID), OPTION priority,
+                        VOID *stack_address, UNSIGNED stack_size);
+STATUS          NU_Delete_HISR(NU_HISR *hisr);
+NU_HISR        *NU_Current_HISR_Pointer(VOID);
+UNSIGNED        NU_Established_HISRs(VOID);
+STATUS          NU_HISR_Information(NU_HISR *hisr, CHAR *name,
+                        UNSIGNED *scheduled_count, DATA_ELEMENT *priority,
+                        VOID **stack_base, UNSIGNED *stack_size,
+                        UNSIGNED *minimum_stack);
+UNSIGNED        NU_HISR_Pointers(NU_HISR **pointer_list,
+                                                UNSIGNED maximum_pointers);
+VOID            NU_Protect(NU_PROTECT *protect_struct);
+VOID            NU_Unprotect(VOID);
+
+/* Timer management functions.  */
+
+STATUS          NU_Create_Timer(NU_TIMER *timer, CHAR *name, 
+                        VOID (*expiration_routine)(UNSIGNED), UNSIGNED id,
+                        UNSIGNED initial_time, UNSIGNED reschedule_time,
+                        OPTION enable);
+STATUS          NU_Delete_Timer(NU_TIMER *timer);
+STATUS          NU_Reset_Timer(NU_TIMER *timer, 
+                        VOID (*expiration_routine)(UNSIGNED), 
+                        UNSIGNED initial_time, UNSIGNED reschedule_timer,
+                        OPTION enable);
+STATUS          NU_Control_Timer(NU_TIMER *timer, OPTION enable);
+UNSIGNED        NU_Established_Timers(VOID);
+STATUS          NU_Timer_Information(NU_TIMER *timer, CHAR *name, 
+                  OPTION *enable, UNSIGNED *expirations, UNSIGNED *id,
+                  UNSIGNED *initial_time, UNSIGNED *reschedule_time);
+UNSIGNED        NU_Timer_Pointers(NU_TIMER **pointer_list, 
+                                                UNSIGNED maximum_pointers);
+VOID            NU_Set_Clock(UNSIGNED new_value);
+UNSIGNED        NU_Retrieve_Clock(VOID);
+
+/* Development support functions.  */
+
+CHAR           *NU_Release_Information(VOID);
+CHAR           *NU_License_Information(VOID);
+VOID            NU_Disable_History_Saving(VOID);
+VOID            NU_Enable_History_Saving(VOID);
+VOID            NU_Make_History_Entry(UNSIGNED param1, UNSIGNED param2,
+                                                UNSIGNED param3);
+STATUS          NU_Retrieve_History_Entry(DATA_ELEMENT *id, 
+                        UNSIGNED *param1, UNSIGNED *param2, UNSIGNED *param3,
+                        UNSIGNED *time, NU_TASK **task, NU_HISR **hisr);
+
+/* Input/Output Driver functions.  */
+
+STATUS          NU_Create_Driver(NU_DRIVER *driver, CHAR *name, 
+                    VOID (*driver_entry)(NU_DRIVER *, NU_DRIVER_REQUEST *));
+STATUS          NU_Delete_Driver(NU_DRIVER *driver);
+STATUS          NU_Request_Driver(NU_DRIVER *driver, 
+                                                NU_DRIVER_REQUEST *request);
+STATUS          NU_Resume_Driver(NU_TASK *task);
+STATUS          NU_Suspend_Driver(VOID (*terminate_routine)(VOID *),
+                                        VOID *information, UNSIGNED timeout);
+UNSIGNED        NU_Established_Drivers(VOID);
+UNSIGNED        NU_Driver_Pointers(NU_DRIVER **pointer_list, 
+                                                UNSIGNED maximum_pointers);
+
+#endif
+
+/* Define Supervisor and User mode functions */
+#if (!defined(NU_SUPERV_USER_MODE)) || (NU_SUPERV_USER_MODE < 1)
+
+#define NU_IS_SUPERVISOR_MODE() (NU_TRUE)
+#define NU_SUPERVISOR_MODE() ((void) 0)
+#define NU_USER_MODE() ((void) 0)
+#define NU_SUPERV_USER_VARIABLES    /* Not a Supervisor/User kernel */
+
+#else /* NU_SUPERV_USER_MODE defined */
+
+#include "tc_defs.h"
+#include "mmu/inc/su_extr.h"
+
+#endif /* NU_SUPERV_USER_MODE */
+
+#ifdef          __cplusplus
+}                                           /* End of C declarations     */
+#endif
+
+#endif  /* !NUCLEUS */
+
+
+
+