mirror of https://github.com/bochs-emu/Bochs
75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
/////////////////////////////////////////////////////////////////////////
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// $Id$
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2002-2021 The Bochs Project
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef BX_IODEV_PIC2ISA_H
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#define BX_IODEV_PIC2ISA_H
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#if BX_USE_P2I_SMF
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# define BX_P2I_SMF static
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# define BX_P2I_THIS thePci2IsaBridge->
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#else
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# define BX_P2I_SMF
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# define BX_P2I_THIS this->
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#endif
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class bx_piix3_c : public bx_pci2isa_stub_c {
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public:
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bx_piix3_c();
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virtual ~bx_piix3_c();
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virtual void init(void);
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virtual void reset(unsigned type);
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virtual void pci_set_irq(Bit8u devfunc, unsigned line, bool level);
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virtual void register_state(void);
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virtual void after_restore_state(void);
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virtual void pci_write_handler(Bit8u address, Bit32u value, unsigned io_len);
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#if BX_DEBUGGER
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virtual void debug_dump(int argc, char **argv);
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#endif
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private:
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struct {
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unsigned chipset;
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Bit8u devfunc;
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Bit8u map_slot_to_dev;
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Bit8u elcr1;
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Bit8u elcr2;
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Bit8u apmc;
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Bit8u apms;
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Bit8u irq_registry[16];
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Bit32u irq_level[4][16];
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Bit8u pci_reset;
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} s;
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static void pci_register_irq(unsigned pirq, Bit8u irq);
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static void pci_unregister_irq(unsigned pirq, Bit8u irq);
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static Bit32u read_handler(void *this_ptr, Bit32u address, unsigned io_len);
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static void write_handler(void *this_ptr, Bit32u address, Bit32u value, unsigned io_len);
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#if !BX_USE_P2I_SMF
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Bit32u read(Bit32u address, unsigned io_len);
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void write(Bit32u address, Bit32u value, unsigned io_len);
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#endif
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};
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#endif
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