target-microblaze: added PetaLogix copyright

Microblaze cpu development has been driven and funded by PetaLogix. Added (c)
PetaLogix line accordingly.

Signed-off-by: Peter A. G. Crosthwaite <peter.crosthwaite@petalogix.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>

target-microblaze/helper.c

@@ -2,6 +2,7 @@
  *  MicroBlaze helper routines.
  *
  *  Copyright (c) 2009 Edgar E. Iglesias <edgar.iglesias@gmail.com>
+ *  Copyright (c) 2009-2012 PetaLogix Qld Pty Ltd.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public

target-microblaze/mmu.c

@@ -2,6 +2,7 @@
  *  Microblaze MMU emulation for qemu.
  *
  *  Copyright (c) 2009 Edgar E. Iglesias
+ *  Copyright (c) 2009-2012 PetaLogix Qld Pty Ltd.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public

target-microblaze/op_helper.c

@@ -2,6 +2,7 @@
  *  Microblaze helper routines.
  *
  *  Copyright (c) 2009 Edgar E. Iglesias <edgar.iglesias@gmail.com>.
+ *  Copyright (c) 2009-2012 PetaLogix Qld Pty Ltd.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public

target-microblaze/translate.c

@@ -2,6 +2,7 @@
  *  Xilinx MicroBlaze emulation for qemu: main translation routines.
  *
  *  Copyright (c) 2009 Edgar E. Iglesias.
+ *  Copyright (c) 2009-2012 PetaLogix Qld Pty Ltd.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public