src/mess/drivers/casloopy.c
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| 1 | 1 | /*****************************************************************************
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| 2 | 2 | |
| 3 | | Casio Loopy (c) 1995 Casio
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| 3 | |
| 4 | 4 | |
| 5 | | skeleton driver
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| 5 | |
| 6 | 6 | |
| 7 | | Note:
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| 8 | | - just a placeholder for any HW discovery, until we decap/trojan the BIOS,
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| 9 | | the idea is to understand the HW enough to extract the SH-1 internal BIOS
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| 10 | | data via a trojan;
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| 7 | TODO:
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| 8 | - Identify what actually is the NEC CDT-109 CPU, it should contain a program
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| 9 | controller for the thermal printer device
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| 11 | 10 | |
| 11 | Note:
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| 12 | - just a placeholder for any HW discovery, until we decap/trojan the BIOS,
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| 13 | the idea is to understand the HW enough to extract the SH-1 internal BIOS
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| 14 | data via a trojan;
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| 15 | |
| 12 | 16 | ===============================================================================
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| 13 | 17 | |
| 14 | 18 | Casio Loopy PCB Layout
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| 136 | 140 | |
| 137 | 141 | #include "emu.h"
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| 138 | 142 | #include "cpu/sh2/sh2.h"
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| 143 | //#include "cpu/v60/v60.h"
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| 139 | 144 | #include "devices/cartslot.h"
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| 140 | 145 | |
| 141 | 146 | static VIDEO_START( casloopy )
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| 152 | 157 | AM_RANGE(0x00000000, 0x001fffff) AM_ROM AM_REGION("cart",0) // wrong
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| 153 | 158 | ADDRESS_MAP_END
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| 154 | 159 | |
| 160 | #if 0
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| 161 | static ADDRESS_MAP_START( casloopy_sub_map, ADDRESS_SPACE_PROGRAM, 16 )
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| 162 | AM_RANGE(0xf80000, 0xffffff) AM_ROM AM_REGION("subcpu",0)
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| 163 | ADDRESS_MAP_END
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| 164 | #endif
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| 155 | 165 | |
| 156 | 166 | static INPUT_PORTS_START( casloopy )
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| 157 | 167 | INPUT_PORTS_END
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| 161 | 171 | cputag_set_input_line(machine, "maincpu", INPUT_LINE_HALT, ASSERT_LINE); //halt the CPU until we find enough data to proceed
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| 162 | 172 | }
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| 163 | 173 | |
| 164 | | static MACHINE_CONFIG_START( casloopy, driver_data_t )
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| 174 | static MACHINE_DR |
| 165 | 175 | |
| 166 | 176 | /* basic machine hardware */
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| 167 | 177 | MDRV_CPU_ADD("maincpu",SH1,8000000)
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| 168 | 178 | MDRV_CPU_PROGRAM_MAP(casloopy_map)
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| 169 | 179 | |
| 180 | // MDRV_CPU_ADD("subcpu",V60,8000000)
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| 181 | // MDRV_CPU_PROGRAM_MAP(casloopy_sub_map)
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| 182 | |
| 170 | 183 | MDRV_MACHINE_RESET(casloopy)
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| 171 | 184 | |
| 172 | 185 | /* video hardware */
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| 182 | 195 | MDRV_VIDEO_UPDATE(casloopy)
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| 183 | 196 | |
| 184 | 197 | MDRV_CARTSLOT_ADD("cart")
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| 185 | | MDRV_CARTSLOT_EXTENSION_LIST("bin")
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| 198 | MDRV_CARTSLOT_EXTENSION_LIST(" |
| 186 | 199 | MDRV_CARTSLOT_MANDATORY
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| 187 | 200 | |
| 188 | 201 | /* sound hardware */
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| 189 | 202 | MDRV_SPEAKER_STANDARD_MONO("mono")
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| 190 | | MACHINE_CONFIG_END
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| 203 | MACHINE_DR |
| 191 | 204 | |
| 192 | 205 | /***************************************************************************
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| 193 | 206 | |
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| 197 | 210 | |
| 198 | 211 | ROM_START( casloopy )
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| 199 | 212 | ROM_REGION( 0x80000, "maincpu", 0)
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| 200 | | ROM_LOAD( "bios", 0x0000, 0x4000, NO_DUMP )
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| 213 | ROM_LOAD( "bios1", 0x0000, 0x4000, NO_DUMP )
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| 201 | 214 | |
| 215 | ROM_REGION( 0x80000, "subcpu", 0) //NEC CDT-109
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| 216 | ROM_LOAD( "bios2.lsi352", 0x0000, 0x80000, CRC(8f51fa17) SHA1(99f50be06b083fdb07e08f30b0b26d9037afc869) )
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| 217 | |
| 202 | 218 | ROM_REGION( 0x200000, "cart", 0 )
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| 203 | 219 | ROM_CART_LOAD("cart", 0x00000, 0x200000, ROM_NOMIRROR)
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| 204 | 220 | ROM_END
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