blob: 90bf01ddeceda25a756fafdb27af4201f636d68e (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
// license:BSD-3-Clause
// copyright-holders:R. Belmont
/*********************************************************************
a2applicard.h
Implementation of the PCPI AppliCard Z-80 card
*********************************************************************/
#ifndef MAME_BUS_A2BUS_A2APPLICARD_H
#define MAME_BUS_A2BUS_A2APPLICARD_H
#pragma once
#include "a2bus.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class a2bus_applicard_device:
public device_t,
public device_a2bus_card_interface
{
public:
// construction/destruction
a2bus_applicard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
DECLARE_READ8_MEMBER( z80_io_r );
DECLARE_WRITE8_MEMBER( z80_io_w );
protected:
a2bus_applicard_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
virtual void device_start() override;
virtual void device_reset() override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void device_add_mconfig(machine_config &config) override;
// overrides of standard a2bus slot functions
virtual uint8_t read_c0nx(uint8_t offset) override;
virtual void write_c0nx(uint8_t offset, uint8_t data) override;
virtual bool take_c800() override;
private:
required_device<cpu_device> m_z80;
bool m_bROMAtZ80Zero;
bool m_z80stat, m_6502stat;
uint8_t m_toz80, m_to6502;
uint8_t m_z80ram[64*1024];
uint8_t *m_z80rom;
DECLARE_READ8_MEMBER( dma_r );
DECLARE_WRITE8_MEMBER( dma_w );
void z80_io(address_map &map);
void z80_mem(address_map &map);
};
// device type definition
DECLARE_DEVICE_TYPE(A2BUS_APPLICARD, a2bus_applicard_device)
#endif // MAME_BUS_A2BUS_A2APPLICARD_H
|