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diff --git a/tools/ioemu/iodev/biosdev.h b/tools/ioemu/iodev/biosdev.h
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+++ b/tools/ioemu/iodev/biosdev.h
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+
+// $Id: biosdev.h,v 1.3 2002/10/24 21:07:09 bdenney Exp $
+/////////////////////////////////////////////////////////////////////////
+//
+// Copyright (C) 2002 MandrakeSoft S.A.
+//
+// MandrakeSoft S.A.
+// 43, rue d'Aboukir
+// 75002 Paris - France
+// http://www.linux-mandrake.com/
+// http://www.mandrakesoft.com/
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+
+#define BX_BIOS_MESSAGE_SIZE 80
+
+
+#if BX_USE_BIOS_SMF
+# define BX_BIOS_SMF static
+# define BX_BIOS_THIS theBiosDevice->
+#else
+# define BX_BIOS_SMF
+# define BX_BIOS_THIS this->
+#endif
+
+
+class bx_biosdev_c : public bx_devmodel_c {
+public:
+ bx_biosdev_c(void);
+ ~bx_biosdev_c(void);
+
+ virtual void init(void);
+ virtual void reset (unsigned type);
+
+private:
+
+ static void write_handler(void *this_ptr, Bit32u address, Bit32u value, unsigned io_len);
+#if !BX_USE_BIOS_SMF
+ void write(Bit32u address, Bit32u value, unsigned io_len);
+#endif
+
+ struct {
+ Bit8u bios_message[BX_BIOS_MESSAGE_SIZE];
+ unsigned int bios_message_i;
+
+ Bit8u vgabios_message[BX_BIOS_MESSAGE_SIZE];
+ unsigned int vgabios_message_i;
+ } s; // state information
+
+ };