Bochs/bochs/iodev/parallel.cc
2001-04-10 01:04:59 +00:00

119 lines
2.6 KiB
C++

// Copyright (C) 2000 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
#include "bochs.h"
#if BX_USE_PAR_SMF
bx_parallel_c bx_parallel;
#define this (&bx_parallel)
#endif
bx_parallel_c::bx_parallel_c(void)
{
// nothing for now
}
bx_parallel_c::~bx_parallel_c(void)
{
// nothing for now
}
void
bx_parallel_c::init(bx_devices_c *d)
{
BX_PAR_THIS devices = d;
#if 0
/* PARALLEL PORT 1 */
BX_PAR_THIS devices->register_irq(7, "Parallel Port 1");
for (unsigned addr=0x03BC; addr<=0x03BE; addr++) {
BX_PAR_THIS devices->register_io_read_handler(this,
read_handler,
addr, "Parallel Port 1");
BX_PAR_THIS devices->register_io_write_handler(this,
write_handler,
addr, "Parallel Port 1");
}
#endif
}
// static IO port read callback handler
// redirects to non-static class handler to avoid virtual functions
Bit32u
bx_parallel_c::read_handler(void *this_ptr, Bit32u address, unsigned io_len)
{
#if !BX_USE_PAR_SMF
bx_parallel_c *class_ptr = (bx_parallel_c *) this_ptr;
return( class_ptr->read(address, io_len) );
}
Bit32u
bx_parallel_c::read(Bit32u address, unsigned io_len)
{
#else
UNUSED(this_ptr);
#endif // !BX_USE_PAR_SMF
UNUSED(address);
UNUSED(io_len);
/* PARALLEL PORT 1 */
return(0);
}
// static IO port write callback handler
// redirects to non-static class handler to avoid virtual functions
void
bx_parallel_c::write_handler(void *this_ptr, Bit32u address, Bit32u value, unsigned io_len)
{
#if !BX_USE_PAR_SMF
bx_parallel_c *class_ptr = (bx_parallel_c *) this_ptr;
class_ptr->write(address, value, io_len);
}
void
bx_parallel_c::write(Bit32u address, Bit32u value, unsigned io_len)
{
#else
UNUSED(this_ptr);
#endif // !BX_USE_PAR_SMF
UNUSED(address);
UNUSED(value);
UNUSED(io_len);
/* PARALLEL PORT 1 */
}