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
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
// license:BSD-3-Clause
// copyright-holders:R. Belmont
/*********************************************************************
a2cffa.h
Implementation of Rich Dreher's IDE/CompactFlash board for
the Apple II
*********************************************************************/
#ifndef __A2BUS_CFFA2__
#define __A2BUS_CFFA2__
#include "a2bus.h"
#include "machine/ataintf.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class a2bus_cffa2000_device:
public device_t,
public device_a2bus_card_interface
{
public:
// construction/destruction
a2bus_cffa2000_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, uint32_t clock, const char *shortname, const char *source);
// optional information overrides
virtual machine_config_constructor device_mconfig_additions() const override;
virtual const tiny_rom_entry *device_rom_region() const override;
protected:
virtual void device_start() override;
virtual void device_reset() override;
// overrides of standard a2bus slot functions
virtual uint8_t read_c0nx(address_space &space, uint8_t offset) override;
virtual void write_c0nx(address_space &space, uint8_t offset, uint8_t data) override;
virtual uint8_t read_cnxx(address_space &space, uint8_t offset) override;
virtual uint8_t read_c800(address_space &space, uint16_t offset) override;
virtual void write_c800(address_space &space, uint16_t offset, uint8_t data) override;
required_device<ata_interface_device> m_ata;
uint8_t *m_rom;
uint8_t m_eeprom[0x1000];
private:
uint16_t m_lastdata, m_lastreaddata;
bool m_writeprotect;
bool m_inwritecycle;
};
class a2bus_cffa2_device : public a2bus_cffa2000_device, public device_nvram_interface
{
public:
a2bus_cffa2_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// device_config_nvram_interface overrides
virtual void nvram_default() override;
virtual void nvram_read(emu_file &file) override;
virtual void nvram_write(emu_file &file) override;
};
class a2bus_cffa2_6502_device : public a2bus_cffa2000_device, public device_nvram_interface
{
public:
a2bus_cffa2_6502_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual const tiny_rom_entry *device_rom_region() const override;
protected:
// device_config_nvram_interface overrides
virtual void nvram_default() override;
virtual void nvram_read(emu_file &file) override;
virtual void nvram_write(emu_file &file) override;
};
// device type definition
extern const device_type A2BUS_CFFA2;
extern const device_type A2BUS_CFFA2_6502;
#endif /* __A2BUS_CFFA2__ */
|