70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
/////////////////////////////////////////////////////////////////////////
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// $Id: pcidev.h,v 1.5 2006-08-05 20:04:23 vruppert Exp $
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/////////////////////////////////////////////////////////////////////////
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/*
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* PCIDEV: PCI host device mapping
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* Copyright (C) 2003 - Frank Cornelis
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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 version 2 as published by the Free Software Foundation.
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef BX_IODEV_PCIDEV_H
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#define BX_IODEV_PCIDEV_H
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#if BX_USE_PCIDEV_SMF
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# define BX_PCIDEV_THIS thePciDevAdapter->
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# define BX_PCIDEV_THIS_ thePciDevAdapter
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#else
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# define BX_PCIDEV_THIS this->
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# define BX_PCIDEV_THIS_ this
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#endif
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struct region_struct {
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Bit32u config_value;
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Bit32u start; // can change
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Bit32u size;
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Bit32u host_start; // never changes!!!
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class bx_pcidev_c *pcidev;
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};
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class bx_pcidev_c : public bx_devmodel_c, public bx_pci_device_stub_c {
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public:
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bx_pcidev_c();
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virtual ~bx_pcidev_c();
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virtual void init(void);
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virtual void reset(unsigned type);
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virtual Bit32u pci_read_handler(Bit8u address, unsigned io_len);
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virtual void pci_write_handler(Bit8u address, Bit32u value, unsigned io_len);
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int pcidev_fd; // to access the pcidev
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// resource mapping
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struct region_struct regions[6];
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Bit8u devfunc;
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Bit8u intpin;
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Bit8u irq;
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private:
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static Bit32u read_handler(void *param, Bit32u address, unsigned io_len);
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static void write_handler(void *param, Bit32u address, Bit32u value, unsigned io_len);
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#if !BX_USE_PCIDEV_SMF
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Bit32u read(void *param, Bit32u address, unsigned io_len);
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void write(void *param, 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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