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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
|
// license:BSD-3-Clause
// copyright-holders:Ryan Holtz
/**********************************************************************
Epson SED1375 LCD Controller emulation skeleton
- Currently hard-coded for use with the Palm IIIc driver.
- TODO: Find more test-case systems.
**********************************************************************/
#ifndef MAME_VIDEO_SED1375_H
#define MAME_VIDEO_SED1375_H
#pragma once
class sed1375_device : public device_t,
public device_video_interface
{
public:
// construction/destruction
sed1375_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock = 0);
void map(address_map &map) ATTR_COLD;
u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
protected:
// device-level overrides
virtual void device_start() override ATTR_COLD;
virtual void device_reset() override ATTR_COLD;
u32 get_pixel(int screen_idx, int x, int y);
void vram_w(offs_t offset, u8 data);
u8 vram_r(offs_t offset);
void mode0_w(u8 data);
void mode1_w(u8 data);
void mode2_w(u8 data);
void panel_hsize_w(u8 data);
void panel_vsize_lsb_w(u8 data);
void panel_vsize_msb_w(u8 data);
void fpline_start_w(u8 data);
void hblank_w(u8 data);
void fpframe_start_w(u8 data);
void vblank_w(u8 data);
void mod_rate_w(u8 data);
void screen1_start_lsb_w(u8 data);
void screen1_start_msb_w(u8 data);
void screen2_start_lsb_w(u8 data);
void screen2_start_msb_w(u8 data);
void screen1_start_ovf_w(u8 data);
void mem_addr_offset_w(u8 data);
void screen1_vsize_lsb_w(u8 data);
void screen1_vsize_msb_w(u8 data);
void lut_addr_w(u8 data);
void lut_data_w(u8 data);
void gpio_config_w(u8 data);
void gpio_w(u8 data);
void scratch_w(u8 data);
void swivel_mode_w(u8 data);
void swivel_bytecnt_w(u8 data);
u8 revision_r();
u8 mode0_r();
u8 mode1_r();
u8 mode2_r();
u8 panel_hsize_r();
u8 panel_vsize_lsb_r();
u8 panel_vsize_msb_r();
u8 fpline_start_r();
u8 hblank_r();
u8 fpframe_start_r();
u8 vblank_r();
u8 mod_rate_r();
u8 screen1_start_lsb_r();
u8 screen1_start_msb_r();
u8 screen2_start_lsb_r();
u8 screen2_start_msb_r();
u8 screen1_start_ovf_r();
u8 mem_addr_offset_r();
u8 screen1_vsize_lsb_r();
u8 screen1_vsize_msb_r();
u8 lut_addr_r();
u8 lut_data_r();
u8 gpio_config_r();
u8 gpio_r();
u8 scratch_r();
u8 swivel_mode_r();
u8 swivel_bytecnt_r();
enum : u8
{
MODE0_MASK = 0xff,
MODE0_WIDTH_MASK = 0x03,
MODE0_FPSHIFT_BIT = 2,
MODE0_FPFRAME_POL_BIT = 3,
MODE0_FPLINE_POL_BIT = 4,
MODE0_COLOR_BIT = 5,
MODE0_DUAL_BIT = 6,
MODE0_TFT_BIT = 7,
MODE1_MASK = 0xff,
MODE1_SWINVERT_BIT = 0,
MODE1_HWINVERT_BIT = 1,
MODE1_FRREPEAT_BIT = 2,
MODE1_BLANK_BIT = 3,
MODE1_CLKDIV_BIT = 4,
MODE1_HIPERF_BIT = 5,
MODE1_BPP_MASK = 0xc0,
MODE1_BPP_SHIFT = 6,
MODE2_MASK = 0x0f,
MODE2_SWPWRSAVE_MASK = 0x03,
MODE2_SWPWRSAVE_SHIFT = 0,
MODE2_HWPWRSAVE_BIT = 2,
MODE2_LCDPWR_OVR_BIT = 3,
PANEL_HSIZE_MASK = 0x7f,
FPLINE_START_MASK = 0x1f,
HBLANK_MASK = 0x1f,
FPFRAME_START_MASK = 0x3f,
VBLANK_MASK = 0x3f,
VBLANK_VBL_BIT = 7,
MODRATE_MASK = 0x3f,
START_OVF_MASK = 0x01,
MEM_ADDR_OFFSET_MASK = 0xff,
LUT_ADDR_MASK = 0xff,
LUT_DATA_MASK = 0xf0,
LUT_DATA_SHIFT = 4,
GPIO_CONFIG_MASK = 0x1f,
GPIO_STATUS_MASK = 0x1f,
SCRATCH_MASK = 0xff,
SWIVEL_MODE_MASK = 0xc3,
SWIVEL_CLKSEL_MASK = 0x03,
SWIVEL_MODE_BIT = 6,
SWIVEL_ENABLE_BIT = 7,
SWIVEL_BYTECNT_MASK = 0xff
};
enum : u16
{
PANEL_VSIZE_MASK = 0x03ff,
SCREEN1_START_MASK = 0xffff,
SCREEN2_START_MASK = 0xffff,
SCREEN1_VSIZE_MASK = 0x03ff
};
memory_share_creator<u8> m_vram;
u8 m_revision;
u8 m_mode[3];
u8 m_panel_hsize;
u16 m_panel_vsize;
u8 m_fpline_start;
u8 m_hblank_period;
u8 m_fpframe_start;
u8 m_vblank_period;
u8 m_mod_rate;
u16 m_screen_start[2];
u8 m_screen_start_ovf;
u8 m_mem_addr_offset;
u16 m_screen1_vsize;
u8 m_lut_addr;
u8 m_lut_index;
u8 m_red_lut[256];
u8 m_green_lut[256];
u8 m_blue_lut[256];
u8 m_gpio_config;
u8 m_gpio_status;
u8 m_scratch;
u8 m_swivel_mode;
u8 m_swivel_bytecnt;
};
// device type definition
DECLARE_DEVICE_TYPE(SED1375, sed1375_device)
#endif // MAME_VIDEO_SED1375_H
|