///////////////////////////////////////////////////////////////////////// // $Id$ ///////////////////////////////////////////////////////////////////////// // // 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 #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 class bx_piix3_c : public bx_pci2isa_stub_c { public: bx_piix3_c(); virtual ~bx_piix3_c(); virtual void init(void); virtual void reset(unsigned type); virtual void pci_set_irq(Bit8u devfunc, unsigned line, bool level); 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; } 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 }; #endif