cb567008bd
we have to add more devices) - device reset function is called on startup and after pressing the reset button in the headerbar
179 lines
5.1 KiB
C++
179 lines
5.1 KiB
C++
/////////////////////////////////////////////////////////////////////////
|
|
// $Id: iodev.h,v 1.15 2002-08-01 12:19:01 vruppert Exp $
|
|
/////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright (C) 2002 MandrakeSoft S.A.
|
|
//
|
|
// MandrakeSoft S.A.
|
|
// 43, rue d'Aboukir
|
|
// 75002 Paris - France
|
|
// http://www.linux-mandrake.com/
|
|
// http://www.mandrakesoft.com/
|
|
//
|
|
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
|
|
|
|
/* maximum number of emulated devices allowed. floppy, mda, etc...
|
|
you can increase this to anything below 256 since an 8-bit handle
|
|
is used for each device */
|
|
#define BX_MAX_IO_DEVICES 20
|
|
|
|
/* number of IRQ lines supported. In an ISA PC there are two
|
|
PIC chips cascaded together. each has 8 IRQ lines, so there
|
|
should be 16 IRQ's total */
|
|
#define BX_MAX_IRQS 16
|
|
#define BX_NO_IRQ -1
|
|
|
|
|
|
class bx_biosdev_c;
|
|
class bx_pit_c;
|
|
class bx_keyb_c;
|
|
class bx_dma_c;
|
|
class bx_floppy_ctrl_c;
|
|
class bx_cmos_c;
|
|
class bx_serial_c;
|
|
class bx_parallel_c;
|
|
class bx_unmapped_c;
|
|
class bx_vga_c;
|
|
class bx_pic_c;
|
|
class bx_hard_drive_c;
|
|
class bx_sb16_c;
|
|
class bx_pci_c;
|
|
class bx_ioapic_c;
|
|
class bx_ne2k_c;
|
|
class bx_g2h_c;
|
|
#if BX_IODEBUG_SUPPORT
|
|
class bx_iodebug_c;
|
|
#endif
|
|
|
|
|
|
|
|
typedef Bit32u (*bx_read_handler_t)(void *, Bit32u, unsigned);
|
|
typedef void (*bx_write_handler_t)(void *, Bit32u, Bit32u, unsigned);
|
|
|
|
|
|
#if BX_USE_DEV_SMF
|
|
# define BX_DEV_SMF static
|
|
# define BX_DEV_THIS bx_devices.
|
|
#else
|
|
# define BX_DEV_SMF
|
|
# define BX_DEV_THIS this->
|
|
#endif
|
|
|
|
|
|
|
|
class bx_devices_c : public logfunctions {
|
|
public:
|
|
bx_devices_c(void);
|
|
~bx_devices_c(void);
|
|
void init(BX_MEM_C *);
|
|
void reset(void);
|
|
BX_MEM_C *mem; // address space associated with these devices
|
|
Boolean register_io_read_handler(void *this_ptr, bx_read_handler_t f, Bit32u addr, const char *name );
|
|
Boolean register_io_write_handler(void *this_ptr, bx_write_handler_t f, Bit32u addr, const char *name );
|
|
Boolean register_irq(unsigned irq, const char *name);
|
|
Boolean unregister_irq(unsigned irq, const char *name);
|
|
void iodev_init(void);
|
|
Bit32u inp(Bit16u addr, unsigned io_len);
|
|
void outp(Bit16u addr, Bit32u value, unsigned io_len);
|
|
|
|
static void timer_handler(void *);
|
|
void timer(void);
|
|
|
|
bx_biosdev_c *biosdev;
|
|
bx_ioapic_c *ioapic;
|
|
bx_pci_c *pci;
|
|
bx_pit_c *pit;
|
|
bx_keyb_c *keyboard;
|
|
bx_dma_c *dma;
|
|
bx_floppy_ctrl_c *floppy;
|
|
bx_cmos_c *cmos;
|
|
bx_serial_c *serial;
|
|
bx_parallel_c *parallel;
|
|
bx_unmapped_c *unmapped;
|
|
bx_vga_c *vga;
|
|
bx_pic_c *pic;
|
|
bx_hard_drive_c *hard_drive;
|
|
bx_sb16_c *sb16;
|
|
bx_ne2k_c *ne2k;
|
|
bx_g2h_c *g2h;
|
|
#if BX_IODEBUG_SUPPORT
|
|
bx_iodebug_c *iodebug;
|
|
#endif
|
|
|
|
private:
|
|
Bit8u read_handler_id[0x10000]; // 64K
|
|
struct {
|
|
bx_read_handler_t funct;
|
|
void *this_ptr;
|
|
const char *handler_name; // name of device
|
|
} io_read_handler[BX_MAX_IO_DEVICES];
|
|
unsigned num_read_handles;
|
|
|
|
Bit8u write_handler_id[0x10000]; // 64K
|
|
struct {
|
|
bx_write_handler_t funct;
|
|
void *this_ptr;
|
|
const char *handler_name; // name of device
|
|
} io_write_handler[BX_MAX_IO_DEVICES];
|
|
unsigned num_write_handles;
|
|
|
|
// more for informative purposes, the names of the devices which
|
|
// are use each of the IRQ 0..15 lines are stored here
|
|
const char *irq_handler_name[BX_MAX_IRQS];
|
|
|
|
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);
|
|
BX_DEV_SMF Bit32u port92_read(Bit32u address, unsigned io_len);
|
|
BX_DEV_SMF void port92_write(Bit32u address, Bit32u value, unsigned io_len);
|
|
|
|
int timer_handle;
|
|
};
|
|
|
|
|
|
|
|
#include "iodev/pci.h"
|
|
#if BX_SUPPORT_VGA
|
|
# include "iodev/vga.h"
|
|
#else
|
|
# include "iodev/hga.h"
|
|
#endif
|
|
#if BX_SUPPORT_APIC
|
|
# include "iodev/ioapic.h"
|
|
#endif
|
|
#include "iodev/biosdev.h"
|
|
#include "iodev/cmos.h"
|
|
#include "iodev/dma.h"
|
|
#include "iodev/floppy.h"
|
|
#include "iodev/harddrv.h"
|
|
#if BX_IODEBUG_SUPPORT
|
|
# include "iodev/iodebug.h"
|
|
#endif
|
|
#include "iodev/keyboard.h"
|
|
#include "iodev/parallel.h"
|
|
#include "iodev/pic.h"
|
|
#include "iodev/pit.h"
|
|
#include "iodev/pit_wrap.h"
|
|
#include "iodev/serial.h"
|
|
#if BX_SUPPORT_SB16
|
|
# include "iodev/sb16.h"
|
|
#endif
|
|
#include "iodev/unmapped.h"
|
|
#include "iodev/eth.h"
|
|
#include "iodev/ne2k.h"
|
|
#include "iodev/guest2host.h"
|
|
#include "iodev/slowdown_timer.h"
|