blob: 66d2c6edca721772bf71ffa739bc9ad2319dc95d (
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
|
/*************************************************************************
Atari G42 hardware
*************************************************************************/
#include "machine/atarigen.h"
class atarig42_state : public atarigen_state
{
public:
atarig42_state(const machine_config &mconfig, device_type type, const char *tag)
: atarigen_state(mconfig, type, tag),
m_mo_command(*this, "mo_command") { }
UINT16 m_playfield_base;
UINT16 m_current_control;
UINT8 m_playfield_tile_bank;
UINT8 m_playfield_color_bank;
UINT16 m_playfield_xscroll;
UINT16 m_playfield_yscroll;
UINT8 m_analog_data;
required_shared_ptr<UINT16> m_mo_command;
int m_sloop_bank;
int m_sloop_next_bank;
int m_sloop_offset;
int m_sloop_state;
UINT16 * m_sloop_base;
device_t * m_rle;
UINT32 m_last_accesses[8];
DECLARE_READ16_MEMBER(special_port2_r);
DECLARE_WRITE16_MEMBER(a2d_select_w);
DECLARE_READ16_MEMBER(a2d_data_r);
DECLARE_WRITE16_MEMBER(io_latch_w);
DECLARE_WRITE16_MEMBER(mo_command_w);
DECLARE_READ16_MEMBER(roadriot_sloop_data_r);
DECLARE_WRITE16_MEMBER(roadriot_sloop_data_w);
DECLARE_READ16_MEMBER(guardians_sloop_data_r);
DECLARE_WRITE16_MEMBER(guardians_sloop_data_w);
void roadriot_sloop_tweak(int offset);
void guardians_sloop_tweak(int offset);
DECLARE_DIRECT_UPDATE_MEMBER(atarig42_sloop_direct_handler);
DECLARE_DRIVER_INIT(roadriot);
DECLARE_DRIVER_INIT(guardian);
};
/*----------- defined in video/atarig42.c -----------*/
VIDEO_START( atarig42 );
SCREEN_VBLANK( atarig42 );
SCREEN_UPDATE_IND16( atarig42 );
WRITE16_HANDLER( atarig42_mo_control_w );
void atarig42_scanline_update(screen_device &screen, int scanline);
|