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lucky37.cpp: Preliminary memory map for MCU (nw)

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This commit is contained in:
AJR 2019-10-02 20:01:18 -04:00
parent 28274b0afd
commit f2b8684a79
1 changed files with 23 additions and 2 deletions
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25
src/mame/drivers/lucky37.cpp
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@ -53,8 +53,24 @@ public:
{ }
void lucky37(machine_config &config);
private:
void mcu_mem_map(address_map &map);
void mcu_io_map(address_map &map);
};
void lucky37_state::mcu_mem_map(address_map &map)
{
map(0x04000, 0x047ff).rw("dpram", FUNC(mb8421_device::left_r), FUNC(mb8421_device::left_w));
map(0x08000, 0x09fff).ram();
}
void lucky37_state::mcu_io_map(address_map &map)
{
map(0x0000, 0x007f).noprw(); // internal registers
map(0x0083, 0x0083).mirror(0xff00).nopw();
}
static INPUT_PORTS_START( lucky37 )
PORT_START("DSW1")
PORT_DIPUNKNOWN_DIPLOC(0x01, 0x01, "SW1:1")
@ -120,9 +136,14 @@ INPUT_PORTS_END
void lucky37_state::lucky37(machine_config &config)
{
/* basic machine hardware */
Z80(config, "maincpu", 32_MHz_XTAL / 8); // not verified
Z80(config, "maincpu", 32_MHz_XTAL / 8).set_disable(); // not verified
HD647180X(config, "mcu", 32_MHz_XTAL / 2); // clock not verified
hd647180x_device &mcu(HD647180X(config, "mcu", 32_MHz_XTAL / 2)); // clock not verified
mcu.set_addrmap(AS_PROGRAM, &lucky37_state::mcu_mem_map);
mcu.set_addrmap(AS_IO, &lucky37_state::mcu_io_map);
mb8421_device &dpram(MB8421(config, "dpram"));
dpram.intl_callback().set_inputline("mcu", INPUT_LINE_NMI);
}
ROM_START( lucky21 )