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
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
// license:BSD-3-Clause
// copyright-holders:Brad Oliver,Fabio Priuli
/*****************************************************************************
nes.h
Nintendo Entertainment System / Famicom
****************************************************************************/
#ifndef MAME_INCLUDES_NES_H
#define MAME_INCLUDES_NES_H
#pragma once
#include "bus/nes/disksys.h"
#include "bus/nes/nes_slot.h"
#include "bus/nes/nes_carts.h"
#include "bus/nes_ctrl/ctrl.h"
#include "video/ppu2c0x.h"
#include "screen.h"
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
class nes_base_state : public driver_device
{
public:
nes_base_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_ctrl1(*this, "ctrl1"),
m_ctrl2(*this, "ctrl2")
{ }
required_device<cpu_device> m_maincpu;
optional_device<nes_control_port_device> m_ctrl1;
optional_device<nes_control_port_device> m_ctrl2;
uint8_t nes_in0_r();
uint8_t nes_in1_r();
void nes_in0_w(uint8_t data);
};
class nes_state : public nes_base_state
{
public:
nes_state(const machine_config &mconfig, device_type type, const char *tag) :
nes_base_state(mconfig, type, tag),
m_mainram(*this, "mainram"),
m_ppu(*this, "ppu"),
m_screen(*this, "screen"),
m_exp(*this, "exp"),
m_special(*this, "special"),
m_cartslot(*this, "nes_slot"),
m_disk(*this, "disk"),
m_prg_bank(*this, "prg%u", 0U)
{ }
int nes_ppu_vidaccess(int address, int data);
uint8_t fc_in0_r();
uint8_t fc_in1_r();
void fc_in0_w(uint8_t data);
void nes_vh_sprite_dma_w(address_space &space, uint8_t data);
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
virtual void video_reset() override;
uint32_t screen_update_nes(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
void screen_vblank_nes(int state);
void init_famicom();
// these are needed until we modernize the FDS controller
DECLARE_MACHINE_START(fds);
DECLARE_MACHINE_START(famitwin);
DECLARE_MACHINE_RESET(fds);
DECLARE_MACHINE_RESET(famitwin);
void setup_disk(nes_disksys_device *slot);
void suborkbd(machine_config &config);
void famipalc(machine_config &config);
void famicom(machine_config &config);
void famitwin(machine_config &config);
void nespal(machine_config &config);
void nespalc(machine_config &config);
void nes(machine_config &config);
void fds(machine_config &config);
void nes_map(address_map &map);
private:
// video-related
int m_last_frame_flip = 0;
// misc
ioport_port *m_io_disksel = nullptr;
std::unique_ptr<uint8_t[]> m_ciram; // PPU nametable RAM - external to PPU!
required_shared_ptr<uint8_t> m_mainram;
required_device<ppu2c0x_device> m_ppu;
required_device<screen_device> m_screen;
optional_device<nes_control_port_device> m_exp;
optional_device<nes_control_port_device> m_special;
optional_device<nes_cart_slot_device> m_cartslot;
optional_device<nes_disksys_device> m_disk;
memory_bank_array_creator<4> m_prg_bank;
};
#endif // MAME_INCLUDES_NES_H
|