Added io-method IoAgentSwap

profibus/lib/rt/src/os_linux/rt_io_m_pb_profiboard.c

 /* 
- * Proview   $Id: rt_io_m_pb_profiboard.c,v 1.10 2007-05-07 12:19:44 claes Exp $
+ * Proview   $Id: rt_io_m_pb_profiboard.c,v 1.11 2007-05-18 12:00:10 claes Exp $
  * Copyright (C) 2005 SSAB Oxelsund AB.
  *
  * This program is free software; you can redistribute it and/or 
@@ -75,6 +75,10 @@ static pwr_tStatus IoAgentClose (
   io_tCtx	ctx,
   io_sAgent	*ap
 );
+static pwr_tStatus IoAgentSwap (
+  io_tCtx	ctx,
+  io_sAgent	*ap
+);
 
 
 
@@ -742,6 +746,44 @@ static pwr_tStatus IoAgentInit (
   
   return IO__SUCCESS;
 }
+
+/*----------------------------------------------------------------------------*\
+   Swap method for the Pb_profiboard agent  
+\*----------------------------------------------------------------------------*/
+static pwr_tStatus IoAgentSwap (
+  io_tCtx	ctx,
+  io_sAgent	*ap
+) 
+{
+  pwr_sClass_Pb_Profiboard *op;
+  char DeviceName[64];
+  io_sAgentLocal *local;
+  
+  if (ap->Local == NULL) {
+    /* Allocate area for local data structure */
+    ap->Local = calloc(1, sizeof(io_sAgentLocal));
+    if (!ap->Local) {
+      errh_Error( "ERROR swap init Profibus DP Master %s - %s", ap->Name, "calloc");
+      return IO__ERRINIDEVICE;
+    }
+    
+    local = (io_sAgentLocal *) ap->Local;
+
+    errh_Info( "Swap init interface for Profibus DP Master %s", ap->Name);
+
+    op = (pwr_sClass_Pb_Profiboard *) ap->op;
+    
+    sprintf(DeviceName, "/dev/pbboard%u", op->BusNumber - 1);
+    local->hDpsBoardDevice = open(DeviceName, O_RDONLY | O_NONBLOCK);
+    
+    if (local->hDpsBoardDevice == -1) {
+      errh_Error( "ERROR swap init Profibus DP Master %s - %s", ap->Name, "open");
+      return IO__ERRINIDEVICE;
+    }
+  }
+      
+  return IO__SUCCESS;
+}
 
 
 /*----------------------------------------------------------------------------*\
@@ -1007,6 +1049,7 @@ static pwr_tStatus IoAgentClose (
   close(local->hDpDataDevice);
   close(local->hDpsInputDataDevice);
   close(local->hDpsOutputDataDevice);
+  close(local->hDpsBoardDevice);
 
   free( (char *)local);
 
@@ -1023,5 +1066,6 @@ pwr_dExport pwr_BindIoMethods(Pb_Profiboard) = {
   pwr_BindIoMethod(IoAgentRead),
   pwr_BindIoMethod(IoAgentWrite),
   pwr_BindIoMethod(IoAgentClose),
+  pwr_BindIoMethod(IoAgentSwap),
   pwr_NullMethod
 };

profibus/lib/rt/src/os_linux/rt_io_pb_locals.h

 /* 
- * Proview   $Id: rt_io_pb_locals.h,v 1.4 2007-01-12 13:28:32 claes Exp $
+ * Proview   $Id: rt_io_pb_locals.h,v 1.5 2007-05-18 12:00:52 claes Exp $
  * Copyright (C) 2005 SSAB Oxelsund AB.
  *
  * This program is free software; you can redistribute it and/or 
@@ -59,6 +59,7 @@ typedef struct {
   int             hDpsOutputDataDevice;             // Handle for DP-Slave Output-Data device
   unsigned char   CurrentBoardNumber;
   int             slave_diag_requested;
+  int             hDpsBoardDevice;                  // Handle for DP-Slave Output-Data device
 } io_sAgentLocal;
 
 typedef struct {

profibus/wbl/mcomp/src/profibus.wb_load

 Volume Profibus $ClassVolume 0.0.250.7 
   Body SysBody 05-SEP-2005 17:51:40.00
-    Attr NextOix = "_X108"
+    Attr NextOix = "_X109"
     Attr NextCix = "_X14"
     Attr NextTix[0] = "_X7"
   EndBody
@@ -1797,6 +1797,11 @@ Volume Profibus $ClassVolume 0.0.250.7
             Attr MethodName = "Pb_Profiboard-IoAgentWrite"
           EndBody
         EndObject
+        Object IoAgentSwap $Method 109 18-MAY-2007 10:32:38.97
+          Body SysBody 18-MAY-2007 10:32:42.61
+            Attr MethodName = "Pb_Profiboard-IoAgentSwap"
+          EndBody
+        EndObject
       EndObject
     EndObject
   EndObject