diff nuc-fw/nucleus/smi.c @ 79:947b1f473960

beginning of nuc-fw
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sun, 11 Aug 2013 07:17:25 +0000
parents
children
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nuc-fw/nucleus/smi.c	Sun Aug 11 07:17:25 2013 +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       */
+/*                                                                       */
+/*      smi.c                                          Nucleus PLUS 1.14 */
+/*                                                                       */
+/* COMPONENT                                                             */
+/*                                                                       */
+/*      SM - Semaphore Management                                        */
+/*                                                                       */
+/* DESCRIPTION                                                           */
+/*                                                                       */
+/*      This file contains the initialization routine for the semaphore  */
+/*      management component.                                            */
+/*                                                                       */
+/* DATA STRUCTURES                                                       */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* FUNCTIONS                                                             */
+/*                                                                       */
+/*      SMI_Initialize                      Semaphore Management Init.   */
+/*                                                                       */
+/* DEPENDENCIES                                                          */
+/*                                                                       */
+/*      sm_defs.h                           Semaphore component constants*/
+/*                                                                       */
+/* HISTORY                                                               */
+/*                                                                       */
+/*         DATE                    REMARKS                               */
+/*                                                                       */
+/*      03-01-1993      Created initial version 1.0                      */
+/*      04-19-1993      Verified version 1.0                             */
+/*      03-01-1994      Modified copyright, 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                            */
+/*************************************************************************/
+#define         NU_SOURCE_FILE
+
+
+#include        "sm_defs.h"                 /* Semaphore constants       */
+#include        "sm_extr.h"                 /* Semaphore interfaces      */
+
+
+/* Define external inner-component global data references.  */
+
+extern CS_NODE         *SMD_Created_Semaphores_List;
+extern UNSIGNED         SMD_Total_Semaphores;
+extern TC_PROTECT       SMD_List_Protect;
+
+
+/*************************************************************************/
+/*                                                                       */
+/* FUNCTION                                                              */
+/*                                                                       */
+/*      SMI_Initialize                                                   */
+/*                                                                       */
+/* DESCRIPTION                                                           */
+/*                                                                       */
+/*      This function initializes the data structures that control the   */
+/*      operation of the Semaphore component (SM).  There are no         */
+/*      semaphores initially.  This routine must be called from          */
+/*      Supervisor mode in Supervisor/User mode switching kernels.       */
+/*                                                                       */
+/* CALLED BY                                                             */
+/*                                                                       */
+/*      INC_Initialize                      System initialization        */
+/*                                                                       */
+/* CALLS                                                                 */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* INPUTS                                                                */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* OUTPUTS                                                               */
+/*                                                                       */
+/*      SMD_Created_Semaphores_List         List of created semaphores   */
+/*      SMD_Total_Semaphores                Number of created semaphores */
+/*      SMD_List_Protect                    Protection for semaphore list*/
+/*                                                                       */
+/* HISTORY                                                               */
+/*                                                                       */
+/*         DATE                    REMARKS                               */
+/*                                                                       */
+/*      03-01-1993      Created initial version 1.0                      */
+/*      04-19-1993      Verified version 1.0                             */
+/*                                                                       */
+/*************************************************************************/
+VOID  SMI_Initialize(VOID)
+{
+
+    /* Initialize the created semaphore list to NU_NULL.  */
+    SMD_Created_Semaphores_List =  NU_NULL;
+
+    /* Initialize the total number of created semaphores to 0.  */
+    SMD_Total_Semaphores =  0;
+
+    /* Initialize the list protection structure.  */
+    SMD_List_Protect.tc_tcb_pointer =      NU_NULL;
+}
+
+
+
+
+