r8610 Saturday 24th July, 2010 at 19:04:54 UTC by Angelo Salese
[RX-78]: Implemented keyboard mapping
[src/mess/drivers]rx78.c

src/mess/drivers/rx78.c
r8609r8610
5050   return 0;
5151}
5252
53static UINT8 key_mux;
54
55static READ8_HANDLER( key_r )
56{
57   static const char *const keynames[] = { "KEY0", "KEY1", "KEY2", "KEY3",
58                                           "KEY4", "KEY5", "KEY6", "KEY7",
59                                           "KEY8", "JOY1P_0","JOY1P_1","JOY1P_2",
60                                           "JOY2P_0", "JOY2P_1", "JOY2P_2", "UNUSED" };
61
62   if(key_mux == 0x30) //status read
63   {
64      int res,i;
65
66      res = 0;
67      for(i=0;i<15;i++)
68         res |= input_port_read(space->machine, keynames[i]);
69
70      return res;
71   }
72
73   if(key_mux >= 1 && key_mux <= 9)
74      return input_port_read(space->machine, keynames[key_mux - 1]);
75
76   return 0;
77}
78
79static WRITE8_HANDLER( key_w )
80{
81   key_mux = data;
82}
83
84
5385static ADDRESS_MAP_START(rx78_mem, ADDRESS_SPACE_PROGRAM, 8)
5486   ADDRESS_MAP_UNMAP_HIGH
5587   AM_RANGE(0x0000, 0x1fff) AM_ROM
88
5689   AM_RANGE(0x2000, 0xffff) AM_RAM AM_REGION("maincpu", 0x2000)
5790/*
5891   base memory map:
r8609r8610
71104//   AM_RANGE(0xe3, 0xe3) AM_WRITENOP //printer
72105//   AM_RANGE(0xf0, 0xf0) AM_NOP //cmt
73106//   AM_RANGE(0xf1, 0xf2) AM_WRITENOP //memory banking
74   AM_RANGE(0xf4, 0xf4) AM_NOP //keyboard
107   AM_RANGE(0xf4, 0xf4) AM_READWRITE(key_r,key_w) //keyboard
75108//   AM_RANGE(0xf5, 0xfc) AM_WRITENOP //vdp
76109//   AM_RANGE(0xfe, 0xfe) AM_WRITENOP //vdp pmask
77110   AM_RANGE(0xff, 0xff) AM_DEVWRITE("sn1",sn76496_w) //psg
r8609r8610
79112
80113/* Input ports */
81114static INPUT_PORTS_START( rx78 )
115   PORT_START("KEY0")
116   PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
117   PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1')
118   PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CHAR('2')
119   PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CHAR('3')
120   PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4')
121   PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CHAR('5')
122   PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CHAR('6')
123   PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CHAR('7')
124
125   PORT_START("KEY1")
126   PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CHAR('8')
127   PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CHAR('9')
128   PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(":") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':')
129   PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(";") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';')
130   PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(",") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',')
131   PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("-") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-')
132   PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(".") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.')
133   PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("/") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/')
134
135   PORT_START("KEY2")
136   PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("@") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('@')
137   PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('A')
138   PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('B')
139   PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('C')
140   PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('D')
141   PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('E')
142   PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('F')
143   PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('G')
144
145   PORT_START("KEY3")
146   PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('H')
147   PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I')
148   PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J')
149   PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K')
150   PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L')
151   PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('M')
152   PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('N')
153   PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O')
154
155   PORT_START("KEY4")
156   PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('P')
157   PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q')
158   PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('R')
159   PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('S')
160   PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('T')
161   PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('U')
162   PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('V')
163   PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('W')
164
165   PORT_START("KEY5")
166   PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('X')
167   PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y')
168   PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z')
169   PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[')
170   PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("\\") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\')
171   PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("]") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']')
172   PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Arrow Up") //???
173   PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Backspace") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
174
175   PORT_START("KEY6")
176   PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
177   PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN)
178   PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP)
179   PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT)
180   PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT)
181   PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("HOME") PORT_CODE(KEYCODE_HOME)
182   PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_UNUSED )
183   PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("<unknown>") //clear screen?
184
185   PORT_START("KEY7")
186   PORT_BIT(0x07,IP_ACTIVE_HIGH,IPT_UNUSED )
187   PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("<unknown>") //0x08, goes to new line
188   PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_UNUSED )
189   PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(27)
190   PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_UNUSED )
191   PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("<unknown>") //0x14, cursor change
192
193   PORT_START("KEY8")
194   PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) //kana shift?
195   PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_UNUSED )
196   PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT)
197   PORT_BIT(0xf8,IP_ACTIVE_HIGH,IPT_UNUSED )
198
199   PORT_START("JOY1P_0")
200   PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNUSED )
201   PORT_START("JOY1P_1")
202   PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNUSED )
203   PORT_START("JOY1P_2")
204   PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNUSED )
205   PORT_START("JOY2P_0")
206   PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNUSED )
207   PORT_START("JOY2P_1")
208   PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNUSED )
209   PORT_START("JOY2P_2")
210   PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNUSED )
211   PORT_START("UNUSED")
212   PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNUSED )
82213INPUT_PORTS_END
83214
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