diff src/nucleus/pii.c @ 0:4e78acac3d88

src/{condat,cs,gpf,nucleus}: import from Selenite
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 16 Oct 2020 06:23:26 +0000
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children
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/nucleus/pii.c	Fri Oct 16 06:23:26 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       */
+/*                                                                       */
+/*      pii.c                                          Nucleus PLUS 1.14 */
+/*                                                                       */
+/* COMPONENT                                                             */
+/*                                                                       */
+/*      PI - Pipe Management                                             */
+/*                                                                       */
+/* DESCRIPTION                                                           */
+/*                                                                       */
+/*      This file contains the initialization routine for the pipe       */
+/*      management component.                                            */
+/*                                                                       */
+/* DATA STRUCTURES                                                       */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* FUNCTIONS                                                             */
+/*                                                                       */
+/*      PII_Initialize                      Pipe Management Initialize   */
+/*                                                                       */
+/* DEPENDENCIES                                                          */
+/*                                                                       */
+/*      pi_defs.h                           Pipe 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        "pi_defs.h"                 /* Pipe constants            */
+#include        "pi_extr.h"                 /* Pipe interfaces           */
+
+
+/* Define external inner-component global data references.  */
+
+extern CS_NODE         *PID_Created_Pipes_List;
+extern UNSIGNED         PID_Total_Pipes;
+extern TC_PROTECT       PID_List_Protect;
+
+
+/*************************************************************************/
+/*                                                                       */
+/* FUNCTION                                                              */
+/*                                                                       */
+/*      PII_Initialize                                                   */
+/*                                                                       */
+/* DESCRIPTION                                                           */
+/*                                                                       */
+/*      This function initializes the data structures that control the   */
+/*      operation of the Pipe component (PI).  There are no pipes        */
+/*      initially.                                                       */
+/*                                                                       */
+/* CALLED BY                                                             */
+/*                                                                       */
+/*      INC_Initialize                      System initialization        */
+/*                                                                       */
+/* CALLS                                                                 */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* INPUTS                                                                */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* OUTPUTS                                                               */
+/*                                                                       */
+/*      PID_Created_Pipes_List              List of created pipes        */
+/*      PID_Total_Pipes                     Number of created pipes      */
+/*      PID_List_Protect                    Protection for pipe list     */
+/*                                                                       */
+/* HISTORY                                                               */
+/*                                                                       */
+/*        DATE                    REMARKS                                */
+/*                                                                       */
+/*      03-01-1993      Created initial version 1.0                      */
+/*      04-19-1993      Verified version 1.0                             */
+/*                                                                       */
+/*************************************************************************/
+VOID  PII_Initialize(VOID)
+{
+
+    /* Initialize the created pipe list to NU_NULL.  */
+    PID_Created_Pipes_List =  NU_NULL;
+
+    /* Initialize the total number of created pipes to 0.  */
+    PID_Total_Pipes =  0;
+
+    /* Initialize the list protection structure.  */
+    PID_List_Protect.tc_tcb_pointer =      NU_NULL;
+}
+
+
+
+
+
+