diff src/gpf3/ccd/ccd_store.c @ 2:c41a534f33c6

src/gpf3: preened GPF goo from TCS3.2
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 25 Sep 2016 23:52:50 +0000
parents
children
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gpf3/ccd/ccd_store.c	Sun Sep 25 23:52:50 2016 +0000
@@ -0,0 +1,332 @@
+/* 
++----------------------------------------------------------------------------- 
+|  Project :  
+|  Modul   : ccd_store.c
++----------------------------------------------------------------------------- 
+|  Copyright 2004 Texas Instruments Deutschland, GmbH 
+|                 All rights reserved. 
+| 
+|                 This file is confidential and a trade secret of Texas 
+|                 Instruments Berlin, AG 
+|                 The receipt of or possession of this file does not convey 
+|                 any rights to reproduce or disclose its contents or to 
+|                 manufacture, use, or sell anything it may describe, in 
+|                 whole, or in part, without the specific written consent of 
+|                 Texas Instruments Berlin, AG. 
++----------------------------------------------------------------------------- 
+|  Purpose :  CCD -  Definition of store handling routines
++----------------------------------------------------------------------------- 
+*/ 
+
+#define CCD_STO_C
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <setjmp.h>
+
+/*
+ * Standard definitions like UCHAR, ERROR etc.
+ */
+#include "typedefs.h"
+#include "header.h"
+
+/*
+ * Types and constants used by CCD
+ */
+#include "ccd_globs.h"
+
+/*
+ * Type definitions for CCD data tables
+ */
+#include "ccdtable.h"
+
+/*
+ * Function prototypes of CCD-CCDDATA interface 
+ */
+#include "ccddata.h"
+
+/*
+ * Prototypes of ccd internal functions
+ */
+#include "ccd.h"
+
+
+extern T_CCD_TASK_TABLE* ccd_task_list[];
+
+#ifndef RUN_INT_RAM
+/* Attention for RUN_...: static function */
+/*
++------------------------------------------------------------------------------
+|  Function     :  ccd_store_alloc
++------------------------------------------------------------------------------
+|  Description  :  This function allocates a the entity's store entry and
+|                  set its next pointer to 0.
+|                  The members of the entry must not reset with each 
+|                  coding/decoding action.
+|
+|  Parameters   :  -
+|
+|  Return       :  pointer to struct of type T_CCD_STORE_LIST
++------------------------------------------------------------------------------
+*/
+static T_CCD_STORE_LIST* ccd_store_alloc ()
+{
+  T_CCD_STORE_LIST* stoentry;
+  int i;
+#if defined (CCD_TEST)
+    stoentry = malloc (sizeof(T_CCD_STORE_LIST));
+#else
+    stoentry = D_ALLOC (sizeof(T_CCD_STORE_LIST));
+#endif
+    /* for future use to extend register capacity  */
+    /* stoentry->next = NULL */
+  if (stoentry)
+  {
+    for (i = 0; i < 3; i++)
+    {
+      stoentry->store[i] = 0;
+    }
+    /* for future use to extend register capacity  */
+    /* (*stoentry)->next = NULL */
+  }
+  return stoentry;
+}
+#endif /* !RUN_INT_RAM */
+
+#ifndef RUN_INT_RAM
+/*
++------------------------------------------------------------------------------
+|  Function     :  ccd_store_init
++------------------------------------------------------------------------------
+|  Description  :  This function initializes the entity's store entry
+|
+|  Parameters   :  eentry - pointing to the entity's error entry
+|
+|  Return       :  1 in case of error, 0 otherwise
++------------------------------------------------------------------------------
+*/
+int ccd_store_init (T_CCD_STORE_LIST** stoentry)
+{
+  if (!*stoentry)
+  {
+#if defined (CCD_TEST)
+    *stoentry = malloc (sizeof(T_CCD_STORE_LIST));
+#else
+    *stoentry = D_ALLOC (sizeof(T_CCD_STORE_LIST));
+#endif
+  }
+  if (*stoentry)
+  {
+    int i;
+    for (i = 0; i < 3; i++)
+    {
+      (*stoentry)->store[i] = 0;
+    }
+    /* for future use to extend register capacity  */
+    /* (*stoentry)->next = NULL */
+    return 0;
+  }
+  return 1;
+}
+#endif /* !RUN_INT_RAM */
+
+#ifndef RUN_INT_RAM
+/*
++------------------------------------------------------------------------------
+|  Function     :  ccd_store_exit
++------------------------------------------------------------------------------
+|  Description  :  This function frees the task related store entry in
+|                  ccd_task_list.
+|
+|  Parameters   :  -
+|
+|  Return       :  -
++------------------------------------------------------------------------------
+*/
+void ccd_store_exit (void)
+{
+  T_CCD_STORE_LIST** entry;
+#if defined (CCD_TEST)
+  entry = &ccd_task_list[0]->ccd_store;
+  if (*entry)
+  {
+    /* for future use: This function frees the task related store list in case */
+    /* of extended register capacity */
+    /* ccd_sto_free(*stoentry); */
+    free (*entry);
+  }
+#else
+  T_HANDLE me = vsi_e_handle (0, NULL);
+  if (me == VSI_ERROR)
+    me = 0;
+  entry = &ccd_task_list[me]->ccd_store;
+  if (*entry)
+  {
+    /* for future use: This function frees the task related store list in case */
+    /* of extended register capacity */
+    /* ccd_sto_free(*stoentry); */
+    D_FREE (*entry);
+  }
+#endif
+  *entry = 0;
+}
+#endif /* !RUN_INT_RAM */
+
+#ifndef RUN_INT_RAM
+/*
++------------------------------------------------------------------------------
+|  Function     :  ccd_writeStore
++------------------------------------------------------------------------------
+|  Description  :  This function copies information to the register  
+|                  retaining its entries after CCD actions are finished.
+|
+|  Parameters   :  globs - the current variable set
+|                  regNo - to select one of the CCD STORE Registers
+|                  value - information to write to CCD STORE Register
+|
+|  Return       :  1 in case of error, 0 otherwise
++------------------------------------------------------------------------------
+*/
+
+UBYTE ccd_writeStore (T_CCD_Globs *globs, ULONG regNo, ULONG value)
+{
+  T_CCD_STORE_LIST* it;
+/*
+#if defined (CCD_TEST)
+  it = ccd_task_list[0]->ccd_store;
+#else
+  T_HANDLE me = vsi_e_handle (0, NULL);
+  if (me == VSI_ERROR)
+    me = 0;
+  it = ccd_task_list[me]->ccd_store;
+#endif
+*/
+  it = ccd_task_list[globs->me]->ccd_store;
+
+#ifdef DEBUG_CCD
+  TRACE_CCD (globs, "Writing %x to STO[%d] ", value, regNo);
+#endif
+
+  if (regNo < 3)
+  {
+    if (!it)
+    {
+      it = ccd_store_alloc ();
+    }
+
+    if (it)
+    {
+       it->store[regNo] = value;
+    }
+
+    else
+    {
+      /* Memory allocation failed */
+#ifdef DEBUG_CCD
+      TRACE_CCD (globs, "Memory allocation failed!");
+#endif
+      return 1;
+    }
+  }
+
+  else
+  {
+    /* for future use: extended register capacity requested */
+#ifdef DEBUG_CCD
+    TRACE_CCD (globs, "Invalid register number STO[%d] ", regNo);
+#endif
+    return 1;
+  }
+
+  return 0;
+}
+#endif /* !RUN_INT_RAM */
+
+#ifndef RUN_INT_RAM
+/*
++------------------------------------------------------------------------------
+|  Function     :  ccd_setStore
++------------------------------------------------------------------------------
+|  Description  :  This function copies information from the user to the CCD 
+|                  STORE Register. It retains its entries after CCD actions 
+|                  are finished.
+|
+|  Parameters   :  regNo - to select one of the CCD STORE Registers
+|                  value - information to write to CCD STORE Register
+|
+|  Return       :  1 in case of error, 0 otherwise
++------------------------------------------------------------------------------
+*/
+
+UBYTE  ccd_setStore ( ULONG regNo, ULONG value)
+{
+  T_CCD_Globs* entry;
+#if defined (CCD_TEST)
+  entry = ccd_task_list[0]->ccd_globs;
+#else
+  T_HANDLE me = vsi_e_handle (0, NULL);
+  if (me == VSI_ERROR)
+    me = 0;
+  entry = ccd_task_list[me]->ccd_globs;
+  entry->me = me;
+#endif
+
+  return ccd_writeStore (entry, regNo, value);
+}
+#endif /* !RUN_INT_RAM */
+
+#ifndef RUN_INT_RAM
+/*
++------------------------------------------------------------------------------
+|  Function     :  ccd_getStore
++------------------------------------------------------------------------------
+|  Description  :  This function reads information from the CCD STORE Register
+|                  and provides it to CCD.
+|                  (CCD STORE Register retains its entries after CCD actions 
+|                   are finished.)
+|
+|  Parameters   :  globs - the current variable set
+|                  regNo - to select one of the CCD STORE Registers
+|                  value - information to write to CCD STORE Register
+|
+|  Return       :  1 in case of error, 0 otherwise
++------------------------------------------------------------------------------
+*/
+
+UBYTE ccd_getStore (T_CCD_Globs *globs, ULONG regNo, ULONG *value)
+{
+  T_CCD_STORE_LIST* it = ccd_task_list[globs->me]->ccd_store;
+
+#ifdef DEBUG_CCD
+  TRACE_CCD (globs, "Reading from STO[%d] ", regNo);
+#endif
+
+  if (regNo < 3)
+  {
+    if (it)
+    {
+      *value = it->store[regNo];
+    }
+    else
+    {
+#ifdef DEBUG_CCD
+    TRACE_CCD (globs, "No CCD STORE Register persent!");
+#endif
+    return 1;
+    }
+  }
+
+  else
+  {
+    /* for future use: extended register capacity requested */
+#ifdef DEBUG_CCD
+    TRACE_CCD (globs, "Invalid register number STO[%d] ", regNo);
+#endif
+    return 1;
+  }
+
+  return 0;
+}
+#endif /* !RUN_INT_RAM */