diff nuc-fw/nucleus/ioi.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
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nuc-fw/nucleus/ioi.c	Sun Aug 11 07:17:25 2013 +0000
@@ -0,0 +1,135 @@
+/*************************************************************************/
+/*                                                                       */
+/*               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       */
+/*                                                                       */
+/*      ioi.c                                          Nucleus PLUS 1.14 */
+/*                                                                       */
+/* COMPONENT                                                             */
+/*                                                                       */
+/*      IO - Input/Output Driver Management                              */
+/*                                                                       */
+/* DESCRIPTION                                                           */
+/*                                                                       */
+/*      This file contains the initialization routine for the I/O Driver */
+/*      Management component.                                            */
+/*                                                                       */
+/* DATA STRUCTURES                                                       */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* FUNCTIONS                                                             */
+/*                                                                       */
+/*      IOI_Initialize                      I/O Driver Initialize        */
+/*                                                                       */
+/* DEPENDENCIES                                                          */
+/*                                                                       */
+/*      io_defs.h                           I/O Driver component consts  */
+/*      tc_defs.h                           Thread control constants     */
+/*                                                                       */
+/* HISTORY                                                               */
+/*                                                                       */
+/*         DATE                    REMARKS                               */
+/*                                                                       */
+/*      03-01-1993      Created initial version 1.0                      */
+/*      04-19-1993      Verified version 1.0                             */
+/*      03-01-1994      Updated copyright notice,                        */
+/*                      changed "void" to VOID,                          */
+/*                      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        "io_defs.h"                 /* I/O driver constants      */
+#include        "io_extr.h"                 /* I/O driver interfaces     */
+#include        "tc_defs.h"                 /* Thread control constants  */
+
+
+
+/* Define external inner-component global data references.  */
+
+extern CS_NODE         *IOD_Created_Drivers_List;
+extern UNSIGNED         IOD_Total_Drivers;
+extern TC_PROTECT       IOD_List_Protect;
+
+
+/*************************************************************************/
+/*                                                                       */
+/* FUNCTION                                                              */
+/*                                                                       */
+/*      IOI_Initialize                                                   */
+/*                                                                       */
+/* DESCRIPTION                                                           */
+/*                                                                       */
+/*      This function initializes the data structures that control the   */
+/*      operation of the I/O driver component (IO).  There are no I/O    */
+/*      drivers initially.  This routine must be called from Supervisor  */
+/*      mode in Supervisor/User mode switched kernels.                   */
+/*                                                                       */
+/* CALLED BY                                                             */
+/*                                                                       */
+/*      INC_Initialize                      System initialization        */
+/*                                                                       */
+/* CALLS                                                                 */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* INPUTS                                                                */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* OUTPUTS                                                               */
+/*                                                                       */
+/*      IOD_Created_Drivers_List            List of created I/O drivers  */
+/*      IOD_Total_Drivers                   Number of created I/O drivers*/
+/*      IOD_List_Protect                    Protection for driver list   */
+/*                                                                       */
+/* HISTORY                                                               */
+/*                                                                       */
+/*         DATE                    REMARKS                               */
+/*                                                                       */
+/*      03-01-1993      Created initial version 1.0                      */
+/*      04-19-1993      Verified version 1.0                             */
+/*      03-01-1994      Updated copyright notice,                        */
+/*                      changed "void" to "VOID",                        */
+/*                      resulting in version 1.1                         */
+/*                                                                       */
+/*      03-18-1994      Verified version 1.1                             */
+/*                                                                       */
+/*************************************************************************/
+VOID  IOI_Initialize(VOID)
+{
+
+    /* Initialize the created I/O driver list to NU_NULL.  */
+    IOD_Created_Drivers_List =  NU_NULL;
+
+    /* Initialize the total number of created I/O drivers to 0.  */
+    IOD_Total_Drivers =  0;
+
+    /* Initialize the list protection structure.  */
+    IOD_List_Protect.tc_tcb_pointer =      NU_NULL;
+}
+
+
+
+
+
+