blob: 5fb9adcb2170765eabee8a5f6340f54644567b84 (
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
|
// license:BSD-3-Clause
// copyright-holders:Nigel Barnes
/**********************************************************************
ZX Interface 2
**********************************************************************/
#ifndef MAME_BUS_SPECTRUM_INTF2_H
#define MAME_BUS_SPECTRUM_INTF2_H
#include "exp.h"
#include "softlist.h"
#include "bus/generic/slot.h"
#include "bus/generic/carts.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class spectrum_intf2_device:
public device_t,
public device_spectrum_expansion_interface
{
public:
// construction/destruction
spectrum_intf2_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
virtual void device_start() override ATTR_COLD;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
virtual ioport_constructor device_input_ports() const override ATTR_COLD;
virtual bool romcs() override;
virtual uint8_t mreq_r(offs_t offset) override;
virtual uint8_t iorq_r(offs_t offset) override;
private:
std::error_condition load_cart(device_image_interface &image, generic_slot_device *slot);
DECLARE_DEVICE_IMAGE_LOAD_MEMBER(cart_load);
required_device<generic_slot_device> m_cart;
required_ioport m_exp_line3;
required_ioport m_exp_line4;
};
// device type definition
DECLARE_DEVICE_TYPE(SPECTRUM_INTF2, spectrum_intf2_device)
#endif /* MAME_BUS_SPECTRUM_INTF2_H */
|