Bochs/bochs/iodev/pci2isa.h

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/////////////////////////////////////////////////////////////////////////
// $Id$
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2002-2021 The Bochs Project
//
// 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef BX_IODEV_PIC2ISA_H
#define BX_IODEV_PIC2ISA_H
#if BX_USE_P2I_SMF
# define BX_P2I_SMF static
# define BX_P2I_THIS thePci2IsaBridge->
#else
# define BX_P2I_SMF
# define BX_P2I_THIS this->
#endif
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class bx_piix3_c : public bx_pci2isa_stub_c {
public:
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bx_piix3_c();
virtual ~bx_piix3_c();
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virtual void init(void);
virtual void reset(unsigned type);
virtual void pci_set_irq(Bit8u devfunc, unsigned line, bool level);
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virtual void register_state(void);
virtual void after_restore_state(void);
virtual void pci_write_handler(Bit8u address, Bit32u value, unsigned io_len);
#if BX_DEBUGGER
virtual void debug_dump(int argc, char **argv);
#endif
private:
struct {
unsigned chipset;
Bit8u devfunc;
Bit8u map_slot_to_dev;
Bit8u elcr1;
Bit8u elcr2;
Bit8u apmc;
Bit8u apms;
Bit8u irq_registry[16];
Bit32u irq_level[4][16];
Bit8u pci_reset;
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} s;
static void pci_register_irq(unsigned pirq, Bit8u irq);
static void pci_unregister_irq(unsigned pirq, Bit8u irq);
static Bit32u read_handler(void *this_ptr, Bit32u address, unsigned io_len);
static void write_handler(void *this_ptr, Bit32u address, Bit32u value, unsigned io_len);
#if !BX_USE_P2I_SMF
Bit32u read(Bit32u address, unsigned io_len);
void write(Bit32u address, Bit32u value, unsigned io_len);
#endif
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};
#endif