FreeCalypso > hg > ffs-editor
diff src/nucleus/qu_defs.h @ 0:92470e5d0b9e
src: partial import from FC Selenite
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Fri, 15 May 2020 01:28:16 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/nucleus/qu_defs.h Fri May 15 01:28:16 2020 +0000 @@ -0,0 +1,125 @@ +/*************************************************************************/ +/* */ +/* 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 */ +/* */ +/* qu_defs.h Nucleus PLUS 1.14 */ +/* */ +/* COMPONENT */ +/* */ +/* QU - Queue Management */ +/* */ +/* DESCRIPTION */ +/* */ +/* This file contains data structure definitions and constants for */ +/* the message Queue component. */ +/* */ +/* DATA STRUCTURES */ +/* */ +/* QU_QCB Queue control block */ +/* QU_SUSPEND Queue suspension block */ +/* */ +/* FUNCTIONS */ +/* */ +/* None */ +/* */ +/* DEPENDENCIES */ +/* */ +/* cs_defs.h Common service definitions */ +/* tc_defs.h Thread Control definitions */ +/* */ +/* HISTORY */ +/* */ +/* DATE REMARKS */ +/* */ +/* 03-01-1993 Created initial version 1.0 */ +/* 04-19-1993 Verified version 1.0 */ +/* 03-01-1994 Moved include files outside of */ +/* the file #ifndef to allow the */ +/* use of actual data structures, */ +/* removed protection structure, */ +/* put padding into structure, */ +/* resulting in version 1.1 */ +/* */ +/* 03-18-1994 Verified version 1.1 */ +/* 04-17-1996 updated to version 1.2 */ +/* 03-24-1998 Released version 1.3 */ +/* 03-26-1999 Released 1.11m (new release */ +/* numbering scheme) */ +/* 04-17-2002 Released version 1.13m */ +/* 11-07-2002 Released version 1.14 */ +/*************************************************************************/ + +#include "cs_defs.h" /* Common service constants */ +#include "tc_defs.h" /* Thread control constants */ + + +/* Check to see if the file has been included already. */ + +#ifndef QU_DEFS +#define QU_DEFS + + +/* Define constants local to this component. */ + +#define QU_QUEUE_ID 0x51554555UL + + +/* Define the Queue Control Block data type. */ + +typedef struct QU_QCB_STRUCT +{ + CS_NODE qu_created; /* Node for linking to */ + /* created queue list */ + UNSIGNED qu_id; /* Internal QCB ID */ + CHAR qu_name[NU_MAX_NAME]; /* Queue name */ + BOOLEAN qu_fixed_size; /* Fixed-size messages? */ + BOOLEAN qu_fifo_suspend; /* Suspension type flag */ +#if PAD_2 + DATA_ELEMENT qu_padding[PAD_2]; +#endif + UNSIGNED qu_queue_size; /* Total size of queue */ + UNSIGNED qu_messages; /* Messages in queue */ + UNSIGNED qu_message_size; /* Size of each message */ + UNSIGNED qu_available; /* Available words */ + UNSIGNED_PTR qu_start; /* Start of queue area */ + UNSIGNED_PTR qu_end; /* End of queue area + 1 */ + UNSIGNED_PTR qu_read; /* Read pointer */ + UNSIGNED_PTR qu_write; /* Write pointer */ + UNSIGNED qu_tasks_waiting; /* Number of waiting tasks*/ + struct QU_SUSPEND_STRUCT + *qu_urgent_list; /* Urgent message suspend */ + struct QU_SUSPEND_STRUCT + *qu_suspension_list; /* Suspension list */ +} QU_QCB; + + +/* Define the queue suspension structure. This structure is allocated off of + the caller's stack. */ + +typedef struct QU_SUSPEND_STRUCT +{ + CS_NODE qu_suspend_link; /* Link to suspend blocks */ + QU_QCB *qu_queue; /* Pointer to the queue */ + TC_TCB *qu_suspended_task; /* Task suspended */ + UNSIGNED_PTR qu_message_area; /* Pointer to message area*/ + UNSIGNED qu_message_size; /* Message size requested */ + UNSIGNED qu_actual_size; /* Actual size of message */ + STATUS qu_return_status; /* Return status */ +} QU_SUSPEND; + +#endif + + + +