MESS SVN History

15994 Revisions

r4672 Tuesday 12th May, 2009 at 07:09:05 UTC by Curt Coder
[HD44102] Implemented display start page setting, reset, and hopefully fixed cast from pointer to integer warning.

[src/mess/drivers]	kyocera.c
[src/mess/video]	hd44102.c hd44102.h kyocera.c

src/mess/video/hd44102.c
r4671	r4672
12	12	TODO:
13	13
14	14	- 4 bit mode
15		- what if write Y > 49?
	15	- busy flag
	16	- reset flag
16	17
17	18	*/
18	19
r4671	r4672
25	26
26	27	#define LOG 0
27	28
28		#define HD44102_CONTROL_DISPLAY_OFF 0x38
29		#define HD44102_CONTROL_DISPLAY_ON 0x39
30		#define HD44102_CONTROL_COUNT_DOWN_MODE 0x3a
31		#define HD44102_CONTROL_COUNT_UP_MODE 0x3b
32		#define HD44102_CONTROL_Y_ADDRESS_MASK 0x3f
33		#define HD44102_CONTROL_X_ADDRESS_MASK 0xc0
	29	#define HD44102_CONTROL_DISPLAY_OFF 0x38
	30	#define HD44102_CONTROL_DISPLAY_ON 0x39
	31	#define HD44102_CONTROL_COUNT_DOWN_MODE 0x3a
	32	#define HD44102_CONTROL_COUNT_UP_MODE 0x3b
	33	#define HD44102_CONTROL_Y_ADDRESS_MASK 0x3f
	34	#define HD44102_CONTROL_X_ADDRESS_MASK 0xc0
	35	#define HD44102_CONTROL_DISPLAY_START_PAGE 0x3e
34	36
35		#define HD44102_STATUS_BUSY 0x80
36		#define HD44102_STATUS_COUNT_UP 0x40
37		#define HD44102_STATUS_DISPLAY_OFF 0x20
38		#define HD44102_STATUS_RESET 0x10
	37	#define HD44102_STATUS_BUSY 0x80 /* not supported */
	38	#define HD44102_STATUS_COUNT_UP 0x40
	39	#define HD44102_STATUS_DISPLAY_OFF 0x20
	40	#define HD44102_STATUS_RESET 0x10 /* not supported */
39	41
40	42	/***************************************************************************
41	43	TYPE DEFINITIONS
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51	53	UINT8 status; /* status register */
52	54	UINT8 output; /* output register */
53	55
	56	int page; /* display start page */
54	57	int x; /* X address */
55	58	int y; /* Y address */
56	59	};
r4671	r4672
102	105	{
103	106	case HD44102_CONTROL_DISPLAY_OFF:
104	107	if (LOG) logerror("HD44102 '%s' Display Off\n", device->tag);
	108
105	109	hd44102->status \|= HD44102_STATUS_DISPLAY_OFF;
106	110	break;
107	111
108	112	case HD44102_CONTROL_DISPLAY_ON:
109	113	if (LOG) logerror("HD44102 '%s' Display On\n", device->tag);
	114
110	115	hd44102->status &= ~HD44102_STATUS_DISPLAY_OFF;
111	116	break;
112	117
113	118	case HD44102_CONTROL_COUNT_DOWN_MODE:
114	119	if (LOG) logerror("HD44102 '%s' Count Down Mode\n", device->tag);
	120
115	121	hd44102->status &= ~HD44102_STATUS_COUNT_UP;
116	122	break;
117	123
118	124	case HD44102_CONTROL_COUNT_UP_MODE:
119	125	if (LOG) logerror("HD44102 '%s' Count Up Mode\n", device->tag);
	126
120	127	hd44102->status \|= HD44102_STATUS_COUNT_UP;
121	128	break;
122	129
123	130	default:
124		hd44102->x = (data & HD44102_CONTROL_X_ADDRESS_MASK) >> 6;
125		hd44102->y = data & HD44102_CONTROL_Y_ADDRESS_MASK;
126		if (LOG) logerror("HD44102 '%s' Address %02x -> X %u Y %u\n", device->tag, data, hd44102->x, hd44102->y);
127		break;
	131	{
	132	int x = (data & HD44102_CONTROL_X_ADDRESS_MASK) >> 6;
	133	int y = data & HD44102_CONTROL_Y_ADDRESS_MASK;
	134
	135	if ((data & HD44102_CONTROL_Y_ADDRESS_MASK) == HD44102_CONTROL_DISPLAY_START_PAGE)
	136	{
	137	if (LOG) logerror("HD44102 '%s' Display Start Page %u\n", device->tag, x);
	138
	139	hd44102->page = x;
	140	}
	141	else if (y > 49)
	142	{
	143	logerror("HD44102 '%s' Invalid Address X %u Y %u (%02x)!\n", device->tag, data, x, y);
	144	}
	145	else
	146	{
	147	if (LOG) logerror("HD44102 '%s' Address X %u Y %u (%02x)\n", device->tag, data, x, y);
	148
	149	hd44102->x = x;
	150	hd44102->y = y;
	151	}
	152	}
128	153	}
129	154	}
130	155
131	156	/*-------------------------------------------------
132		~~hd44102_da~~ta_r - data read
	157	count_up_or_down - counts Y up or down
133	158	-------------------------------------------------*/
134	159
135		~~READ8~~_~~DEVICE~~_~~HANDLER~~( hd44102_dat~~a_r~~ )
	160	static void count_up_or_down(hd44102_t *hd44102)
136	161	{
137		hd44102_t *hd44102 = get_safe_token(device);
138
139		UINT8 data = hd44102->output;
140
141		hd44102->output = hd44102->ram[hd44102->x][hd44102->y];
142
143	162	if (hd44102->status & HD44102_STATUS_COUNT_UP)
144	163	{
145	164	if (++hd44102->y > 49) hd44102->y = 0;
r4671	r4672
148	167	{
149	168	if (--hd44102->y < 0) hd44102->y = 49;
150	169	}
	170	}
151	171
	172	/*-------------------------------------------------
	173	hd44102_data_r - data read
	174	-------------------------------------------------*/
	175
	176	READ8_DEVICE_HANDLER( hd44102_data_r )
	177	{
	178	hd44102_t *hd44102 = get_safe_token(device);
	179
	180	UINT8 data = hd44102->output;
	181
	182	hd44102->output = hd44102->ram[hd44102->x][hd44102->y];
	183
	184	count_up_or_down(hd44102);
	185
152	186	return data;
153	187	}
154	188
r4671	r4672
162	196
163	197	hd44102->ram[hd44102->x][hd44102->y] = data;
164	198
165		if (hd44102->status & HD44102_STATUS_COUNT_UP)
166		{
167		if (++hd44102->y > 49) hd44102->y = 0;
168		}
169		else
170		{
171		if (--hd44102->y < 0) hd44102->y = 49;
172		}
	199	count_up_or_down(hd44102);
173	200	}
174	201
175	202	/*-------------------------------------------------
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181	208	hd44102_t *hd44102 = get_safe_token(device);
182	209	const hd44102_config *config = get_safe_config(device);
183	210
184		if (hd44102->status & HD44102_STATUS_DISPLAY_OFF)
	211	int x, y, z;
	212
	213	for (y = 0; y < 50; y++)
185	214	{
186		}
187		else
188		{
189		int y, z;
	215	z = hd44102->page << 3;
190	216
191		for (y = 0; y < 50; y++)
	217	for (x = 0; x < 32; x++)
192	218	{
193		for (z = 0; z < 32; z++)
194		{
195		UINT8 data = hd44102->ram[z / 8][y];
	219	UINT8 data = hd44102->ram[z / 8][y];
196	220
197		int sy = config->sy + z;
198		int sx = config->sx + y;
	221	int sy = config->sy + z;
	222	int sx = config->sx + y;
199	223
200		if ((sy >= cliprect->min_y) && (sy <= cliprect->max_y) && (sx >= cliprect->min_x) && (sx <= cliprect->max_x))
201		{
202		*BITMAP_ADDR16(bitmap, sy, sx) = BIT(data, z % 8);
203		}
	224	if ((sy >= cliprect->min_y) && (sy <= cliprect->max_y) && (sx >= cliprect->min_x) && (sx <= cliprect->max_x))
	225	{
	226	int color = (hd44102->status & HD44102_STATUS_DISPLAY_OFF) ? 0 : BIT(data, z % 8);
	227
	228	*BITMAP_ADDR16(bitmap, sy, sx) = color;
204	229	}
	230
	231	z++;
	232	z %= 32;
205	233	}
206	234	}
207	235	}
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222	250	/* register for state saving */
223	251	state_save_register_device_item(device, 0, hd44102->status);
224	252	state_save_register_device_item(device, 0, hd44102->output);
	253	state_save_register_device_item(device, 0, hd44102->page);
225	254	state_save_register_device_item(device, 0, hd44102->x);
226	255	state_save_register_device_item(device, 0, hd44102->y);
227	256	}
r4671	r4672
232	261
233	262	static DEVICE_RESET( hd44102 )
234	263	{
235		// hd44102_t *hd44102 = get_safe_token(device);
	264	hd44102_t *hd44102 = get_safe_token(device);
236	265
	266	hd44102->status = HD44102_STATUS_DISPLAY_OFF \| HD44102_STATUS_COUNT_UP;
237	267	}
238	268
239	269	/*-------------------------------------------------

src/mess/video/hd44102.h
r4671	r4672
19	19
20	20	#define HD44102 DEVICE_GET_INFO_NAME( hd44102 )
21	21
22		#define MDRV_HD44102_ADD(_tag, _clock, _screen, _sx, _sy) \
23		MDRV_DEVICE_ADD((_tag), HD44102, _clock) \
24		MDRV_DEVICE_CONFIG_DATA32(hd44102_config, screen_tag, _screen) \
	22	#define MDRV_HD44102_ADD(_tag, _screen, _sx, _sy) \
	23	MDRV_DEVICE_ADD((_tag), HD44102, 0) \
	24	MDRV_DEVICE_CONFIG_DATAPTR(hd44102_config, screen_tag, _screen) \
25	25	MDRV_DEVICE_CONFIG_DATA32(hd44102_config, sx, _sx) \
26	26	MDRV_DEVICE_CONFIG_DATA32(hd44102_config, sy, _sy)
27	27

src/mess/video/kyocera.c
r4671	r4672
126	126	MDRV_VIDEO_START(kyo85)
127	127	MDRV_VIDEO_UPDATE(kyo85)
128	128
129		MDRV_HD44102_ADD( "m1", 0, SCREEN_TAG, 0, 0)
130		MDRV_HD44102_ADD( "m2", 0, SCREEN_TAG, 50, 0)
131		MDRV_HD44102_ADD( "m3", 0, SCREEN_TAG, 100, 0)
132		MDRV_HD44102_ADD( "m4", 0, SCREEN_TAG, 150, 0)
133		MDRV_HD44102_ADD( "m5", 0, SCREEN_TAG, 200, 0)
134		MDRV_HD44102_ADD( "m6", 0, SCREEN_TAG, 0, 32)
135		MDRV_HD44102_ADD( "m7", 0, SCREEN_TAG, 50, 32)
136		MDRV_HD44102_ADD( "m8", 0, SCREEN_TAG, 100, 32)
137		MDRV_HD44102_ADD( "m9", 0, SCREEN_TAG, 150, 32)
138		MDRV_HD44102_ADD("m10", 0, SCREEN_TAG, 200, 32)
	129	MDRV_HD44102_ADD( "m1", SCREEN_TAG, 0, 0)
	130	MDRV_HD44102_ADD( "m2", SCREEN_TAG, 50, 0)
	131	MDRV_HD44102_ADD( "m3", SCREEN_TAG, 100, 0)
	132	MDRV_HD44102_ADD( "m4", SCREEN_TAG, 150, 0)
	133	MDRV_HD44102_ADD( "m5", SCREEN_TAG, 200, 0)
	134	MDRV_HD44102_ADD( "m6", SCREEN_TAG, 0, 32)
	135	MDRV_HD44102_ADD( "m7", SCREEN_TAG, 50, 32)
	136	MDRV_HD44102_ADD( "m8", SCREEN_TAG, 100, 32)
	137	MDRV_HD44102_ADD( "m9", SCREEN_TAG, 150, 32)
	138	MDRV_HD44102_ADD("m10", SCREEN_TAG, 200, 32)
	139
	140	// MDRV_HD44103_MASTER_ADD("m11", SCREEN_TAG, CAP_P(18), RES_K(100), HD44103_FS_HIGH, HD44103_DUTY_1_32)
	141	// MDRV_HD44103_SLAVE_ADD( "m12", "m11", SCREEN_TAG, HD44103_FS_HIGH, HD44103_DUTY_1_32)
139	142	MACHINE_DRIVER_END

src/mess/drivers/kyocera.c
r4671	r4672
9	9
10	10	Supported systems:
11	11	- Kyocera Kyotronic 85
12		- Olivetti M10 (slightly diff hw~~, the whole bios is shifted by 1 word~~)
	12	- Olivetti M10 (slightly diff hw)
13	13	- NEC PC-8201A (slightly diff hw)
14	14	- Tandy Model 100
15	15	- Tandy Model 102 (slightly diff hw)
r4671	r4672
766	766
767	767	ROM_START(olivm10)
768	768	ROM_REGION( 0x8010, I8085_TAG, 0 )
769		ROM_LOAD( "m10rom.bin", 0x0000, 0x8010, CRC(0be02b58) SHA1(56f2087a658efd0323663d15afcd4f5f27c68664) )
	769	ROM_LOAD( "m10rom.bin", 0x0000, 0x8000, CRC(0be02b58) SHA1(56f2087a658efd0323663d15afcd4f5f27c68664) )
770	770	ROM_END
771	771
772	772	ROM_START(kyo85)

15994 Revisions