summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/drivers/pockchal.cpp
blob: c55f93477ca7b5958ccd9e883dbeced07fefad78 (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
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
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
// license:BSD-3-Clause
// copyright-holders:David Haywood
/*********************************************************************

Similar to https://www.youtube.com/watch?v=FmyR-kL-QWo

base unit contains

1x Toshiba TMP90C845AF

1x SANYO LC21003 BLA5

3x SEC C941A KS0108B

1x Toshiba T9842B

(system has no bios ROM)

Cart sizes: 1MB, 2MB, 4MB

********************************************************************/

#include "emu.h"

#include "cpu/tlcs90/tlcs90.h"

#include "bus/generic/slot.h"
#include "bus/generic/carts.h"

#include "emupal.h"
#include "screen.h"
#include "softlist.h"


class pockchalv1_state : public driver_device
{
public:
	pockchalv1_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag)
		, m_maincpu(*this, "maincpu")
		, m_cart(*this, "cartslot")
	{ }

	void pockchalv1(machine_config &config);

private:
	virtual void machine_start() override;
	virtual void machine_reset() override;
	virtual void video_start() override;
	uint32_t screen_update_pockchalv1(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
	required_device<cpu_device> m_maincpu;
	required_device<generic_slot_device> m_cart;
	uint32_t  m_rom_size;
	DECLARE_DEVICE_IMAGE_LOAD_MEMBER(pockchalv1_cart);
	void pockchalv1_map(address_map &map);
};


DEVICE_IMAGE_LOAD_MEMBER( pockchalv1_state, pockchalv1_cart )
{
	m_rom_size = m_cart->common_get_size("rom");
	m_cart->rom_alloc(m_rom_size, GENERIC_ROM8_WIDTH, ENDIANNESS_LITTLE);
	m_cart->common_load_rom(m_cart->get_rom_base(), m_rom_size, "rom");

	return image_init_result::PASS;
}
void pockchalv1_state::video_start()
{
}

uint32_t pockchalv1_state::screen_update_pockchalv1(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
	return 0;
}


void pockchalv1_state::pockchalv1_map(address_map &map)
{
	map(0xc000, 0xffff).ram();
}


static INPUT_PORTS_START( pockchalv1 )
INPUT_PORTS_END



void pockchalv1_state::machine_start()
{
	address_space &space = m_maincpu->space(AS_PROGRAM);
	if (m_cart->exists())
		space.install_read_handler(0x0000, 0x7fff, read8_delegate(FUNC(generic_slot_device::read_rom),(generic_slot_device*)m_cart));
}

void pockchalv1_state::machine_reset()
{
}


MACHINE_CONFIG_START(pockchalv1_state::pockchalv1)

	/* basic machine hardware */
	MCFG_DEVICE_ADD("maincpu", TMP90845,8000000)         /* ? MHz */
	MCFG_DEVICE_PROGRAM_MAP(pockchalv1_map)
//  MCFG_DEVICE_VBLANK_INT_DRIVER("screen", pockchalv1_state,  irq0_line_hold)

	// wrong, it's a b&w / greyscale thing
	MCFG_PALETTE_ADD("palette", 0x100)
	MCFG_PALETTE_FORMAT(xxxxRRRRGGGGBBBB)
	MCFG_PALETTE_ENDIANNESS(ENDIANNESS_BIG)

	/* video hardware */
	MCFG_SCREEN_ADD("screen", RASTER)
	MCFG_SCREEN_REFRESH_RATE(60)
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
	MCFG_SCREEN_SIZE(256, 256)
	MCFG_SCREEN_VISIBLE_AREA(0, 256-1, 16, 256-16-1)
	MCFG_SCREEN_UPDATE_DRIVER(pockchalv1_state, screen_update_pockchalv1)
	MCFG_SCREEN_PALETTE("palette")

	MCFG_GENERIC_CARTSLOT_ADD("cartslot", generic_plain_slot, "pockchalw_cart")
	MCFG_GENERIC_EXTENSIONS("bin")
	MCFG_GENERIC_LOAD(pockchalv1_state, pockchalv1_cart)
	MCFG_GENERIC_MANDATORY

	MCFG_SOFTWARE_LIST_COMPATIBLE_ADD("pc1_list","pockchalw")

MACHINE_CONFIG_END



ROM_START( pockchal )
ROM_END

//    YEAR  NAME      PARENT  COMPAT  MACHINE     INPUT       CLASS             INIT        COMPANY                FULLNAME                      FLAGS
CONS( 199?, pockchal, 0,      0,      pockchalv1, pockchalv1, pockchalv1_state, empty_init, "Benesse Corporation", "Pocket Challenge W (Japan)", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )