blob: e9cff5385fdbf4678524a04d7f446b6bfb065b36 (
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
|
/*
SCSICB.h
Callbacks from SCSI/SASI bus for machines that don't use a SCSI
controler chip such as the RM Nimbus, which implements it as a bunch of
74LS series chips.
*/
#pragma once
#ifndef _SCSICB_H_
#define _SCSICB_H_
#include "emu.h"
/***************************************************************************
MACROS
***************************************************************************/
#define MCFG_SCSICB_ADD(_tag, _intf) \
MCFG_DEVICE_ADD(_tag, SCSICB, 0) \
MCFG_DEVICE_CONFIG(_intf)
typedef struct _SCSICB_interface SCSICB_interface;
struct _SCSICB_interface
{
void (*line_change_cb)(device_t *, UINT8 line, UINT8 state);
devcb_write_line _out_bsy_func;
devcb_write_line _out_sel_func;
devcb_write_line _out_cd_func;
devcb_write_line _out_io_func;
devcb_write_line _out_msg_func;
devcb_write_line _out_req_func;
devcb_write_line _out_rst_func;
};
class scsicb_device : public device_t,
public SCSICB_interface
{
public:
// construction/destruction
scsicb_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
devcb_resolved_write_line out_bsy_func;
devcb_resolved_write_line out_sel_func;
devcb_resolved_write_line out_cd_func;
devcb_resolved_write_line out_io_func;
devcb_resolved_write_line out_msg_func;
devcb_resolved_write_line out_req_func;
devcb_resolved_write_line out_rst_func;
protected:
// device-level overrides
virtual void device_config_complete();
virtual void device_start();
};
// device type definition
extern const device_type SCSICB;
#endif
|