Index: frysk-core/frysk/proc/live/LogicalMemoryBuffer.java
===================================================================
RCS file: /cvs/frysk/frysk-core/frysk/proc/live/LogicalMemoryBuffer.java,v
retrieving revision 1.3
diff -u -r1.3 LogicalMemoryBuffer.java
--- frysk-core/frysk/proc/live/LogicalMemoryBuffer.java	2 Aug 2007 11:23:28 -0000	1.3
+++ frysk-core/frysk/proc/live/LogicalMemoryBuffer.java	21 Oct 2007 04:57:42 -0000
@@ -128,14 +128,37 @@
       }
   }
 
+  /**
+   * Pokes the value at the given index. Unless a breakpoint is set at
+   * that location (FIXME: this limitation should be lifted).
+   */
   protected void poke (long index, int value)
   {
-    throw new UnsupportedOperationException("read only memory buffer");
+    Breakpoint breakpoint = breakpoints.getBreakpoint(index);
+    if (breakpoint != null)
+      throw new UnsupportedOperationException("breakpoint set at: " + index);
+
+    super.poke(index, value);
   }
   
+  /**
+   * Pokes the given bytes from offset at the index plus the given
+   * lenght. Unless a breakpoint is set in that range (FIXME: this
+   * limitation should be lifted).
+   */
   protected int poke(long index, byte[] bytes, int offset, int length)
   {
-    throw new UnsupportedOperationException("read only memory buffer");
+    synchronized (breakpoints)
+      {
+	Iterator it;
+	it = breakpoints.getBreakpoints(index, index + length);
+	if (it.hasNext())
+	  throw new UnsupportedOperationException("breakpoint set between "
+						  + index + " and "
+						  + index + length);
+      }
+
+    return super.poke(index, bytes, offset, length);
   }
 
   protected ByteBuffer subBuffer(ByteBuffer parent,
Index: frysk-core/frysk/proc/live/TestByteBuffer.java
===================================================================
RCS file: /cvs/frysk/frysk-core/frysk/proc/live/TestByteBuffer.java,v
retrieving revision 1.4
diff -u -r1.4 TestByteBuffer.java
--- frysk-core/frysk/proc/live/TestByteBuffer.java	21 Sep 2007 16:30:53 -0000	1.4
+++ frysk-core/frysk/proc/live/TestByteBuffer.java	21 Oct 2007 04:57:42 -0000
@@ -83,8 +83,6 @@
       // Cheat with the proc, it is not actually used if no
       // breakpoints are set (testing with breakpoints set is done through
       // TestTaskObserverCode in the various BreakpointMemoryView tests).
-      // LogicalMemory isn't writable atm, so we exclude it from those
-      // tests (the raw variant is of course).
       frysk.proc.Proc proc = new frysk.proc.dummy.Proc();
       BreakpointAddresses breakpoints = new BreakpointAddresses(proc);
       memorySpaceByteBuffer = new LogicalMemoryBuffer(pid,
@@ -179,8 +177,7 @@
     public void testModifyAddressBuffers()
     {
       for (int i = 0; i < addressBuffers.length; i++)
-	if (! (addressBuffers[i] instanceof LogicalMemoryBuffer))
-	  verifyModify(addressBuffers[i], LocalMemory.getCodeAddr());
+	verifyModify(addressBuffers[i], LocalMemory.getCodeAddr());
     }
 
     private void verifyAsyncModify(ByteBuffer buffer, long addr) {
@@ -236,9 +233,8 @@
 
     public void testAsyncAddressBuffers() {
       for (int i = 0; i < addressBuffers.length; i++)
-	if (! (addressBuffers[i] instanceof LogicalMemoryBuffer))
-	  verifyAsyncModify(addressBuffers[i],
-			    LocalMemory.getCodeAddr());
+	verifyAsyncModify(addressBuffers[i],
+			  LocalMemory.getCodeAddr());
     }
 
     public void verifyPeeks(ByteBuffer buffer, long addr, byte[] origBytes)
@@ -357,9 +353,8 @@
   public void testBulkPutAddressBuffers()
   {
     for (int i = 0; i < addressBuffers.length; i++)
-      if (! (addressBuffers[i] instanceof LogicalMemoryBuffer))
-	verifyBulkPut(addressBuffers[i], LocalMemory.getCodeAddr(),
-		      LocalMemory.getCodeBytes().length);
+      verifyBulkPut(addressBuffers[i], LocalMemory.getCodeAddr(),
+		    LocalMemory.getCodeBytes().length);
   }
 
 }