blob: 3db3719b8846739e0b3fb369ad10b075018dc472 (
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
|
// license:GPL-2.0+
// copyright-holders:Dirk Best
/***************************************************************************
SV-601 Super Expander for SVI-318/328
***************************************************************************/
#pragma once
#ifndef __SVI3X8_EXPANDER_SV601_H__
#define __SVI3X8_EXPANDER_SV601_H__
#include "emu.h"
#include "expander.h"
#include "bus/svi3x8/slot/slot.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> sv601_device
class sv601_device : public device_t, public device_svi_expander_interface
{
public:
// construction/destruction
sv601_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
// from slots
WRITE_LINE_MEMBER( int_w );
WRITE_LINE_MEMBER( romdis_w );
WRITE_LINE_MEMBER( ramdis_w );
// from host
virtual DECLARE_READ8_MEMBER( mreq_r ) override;
virtual DECLARE_WRITE8_MEMBER( mreq_w ) override;
virtual DECLARE_READ8_MEMBER( iorq_r ) override;
virtual DECLARE_WRITE8_MEMBER( iorq_w ) override;
virtual void bk21_w(int state) override;
virtual void bk22_w(int state) override;
virtual void bk31_w(int state) override;
virtual void bk32_w(int state) override;
protected:
virtual machine_config_constructor device_mconfig_additions() const override;
virtual void device_start() override;
private:
required_device<svi_slot_bus_device> m_slotbus;
};
// device type definition
extern const device_type SV601;
#endif // __SVI3X8_EXPANDER_SV601_H__
|