Bochs/bochs/iodev/pcidev.h
2006-04-27 15:11:45 +00:00

70 lines
2.2 KiB
C++

/////////////////////////////////////////////////////////////////////////
// $Id: pcidev.h,v 1.4 2006-04-27 15:11:45 sshwarts Exp $
/////////////////////////////////////////////////////////////////////////
/*
* PCIDEV: PCI host device mapping
* Copyright (C) 2003 - Frank Cornelis
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2 as published by the Free Software Foundation.
*
* 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
*/
#ifndef BX_IODEV_PCIDEV_H
#define BX_IODEV_PCIDEV_H
#if BX_USE_PCIDEV_SMF
# define BX_PCIDEV_THIS thePciDevAdapter->
# define BX_PCIDEV_THIS_ thePciDevAdapter
#else
# define BX_PCIDEV_THIS this->
# define BX_PCIDEV_THIS_ this
#endif
#define PCIDEV_IRQ 11
struct region_struct {
unsigned long config_value;
unsigned long start; // can change
unsigned long end; // can change
unsigned long host_start; // never changes!!!
class bx_pcidev_c *pcidev;
};
class bx_pcidev_c : public bx_pci_device_stub_c {
public:
bx_pcidev_c();
virtual ~bx_pcidev_c();
virtual void init(void);
virtual void reset(unsigned type);
virtual Bit32u pci_read_handler(Bit8u address, unsigned io_len);
virtual void pci_write_handler(Bit8u address, Bit32u value, unsigned io_len);
int pcidev_fd; // to access the pcidev
// resource mapping
struct region_struct regions[6];
int irq;
private:
static Bit32u read_handler(void *param, Bit32u address, unsigned io_len);
static void write_handler(void *param, Bit32u address, Bit32u value, unsigned io_len);
#if !BX_USE_PCIDEV_SMF
Bit32u read(void *param, Bit32u address, unsigned io_len);
void write(void *param, Bit32u address, Bit32u value, unsigned io_len);
#endif
};
#endif