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photon2: Hook up 8255, mark brod IMPERFECT_CONTROLS

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No change in functionality
This commit is contained in:
Dirk Best 2021-10-01 12:08:18 +02:00
parent 59e5f319c5
commit dc4e6f64d2
1 changed files with 16 additions and 7 deletions
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23
src/mame/drivers/photon2.cpp
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@ -23,6 +23,7 @@
#include "emu.h" #include "emu.h"
#include "cpu/z80/z80.h" #include "cpu/z80/z80.h"
#include "machine/i8255.h"
#include "machine/timer.h" #include "machine/timer.h"
#include "sound/spkrdev.h" #include "sound/spkrdev.h"
#include "emupal.h" #include "emupal.h"
@ -36,6 +37,7 @@ public:
photon2_state(const machine_config &mconfig, device_type type, const char *tag) : photon2_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag), driver_device(mconfig, type, tag),
m_maincpu(*this,"maincpu"), m_maincpu(*this,"maincpu"),
m_ppi(*this, "ppi"),
m_speaker(*this, "speaker"), m_speaker(*this, "speaker"),
m_spectrum_video_ram(*this, "spectrum_vram") m_spectrum_video_ram(*this, "spectrum_vram")
{ } { }
@ -48,6 +50,7 @@ protected:
private: private:
required_device<cpu_device> m_maincpu; required_device<cpu_device> m_maincpu;
required_device<i8255_device> m_ppi;
required_device<speaker_sound_device> m_speaker; required_device<speaker_sound_device> m_speaker;
required_shared_ptr<uint8_t> m_spectrum_video_ram; required_shared_ptr<uint8_t> m_spectrum_video_ram;
@ -272,12 +275,12 @@ void photon2_state::spectrum_mem(address_map &map)
void photon2_state::spectrum_io(address_map &map) void photon2_state::spectrum_io(address_map &map)
{ {
map.global_mask(0xff); map.global_mask(0xff);
map(0x1f, 0x1f).portr("JOY"); map(0x00, 0x00).mirror(0x7e).w(FUNC(photon2_state::membank_w));
map(0x5b, 0x5b).portr("COIN").w(FUNC(photon2_state::misc_w)); map(0x01, 0x01).mirror(0x1e).lrw8(NAME([this]() { return m_ppi->read(0); }), NAME([this](u8 data) { m_ppi->write(0, data); }));
map(0x7a, 0x7a).w(FUNC(photon2_state::membank_w)); map(0x21, 0x21).mirror(0x1e).lrw8(NAME([this]() { return m_ppi->read(1); }), NAME([this](u8 data) { m_ppi->write(1, data); }));
map(0x7b, 0x7b).nopw(); // unknown write map(0x41, 0x41).mirror(0x1e).lrw8(NAME([this]() { return m_ppi->read(2); }), NAME([this](u8 data) { m_ppi->write(2, data); }));
map(0x7e, 0x7e).w(FUNC(photon2_state::membank_w)); map(0x61, 0x61).mirror(0x1e).lrw8(NAME([this]() { return m_ppi->read(3); }), NAME([this](u8 data) { m_ppi->write(3, data); }));
map(0xfe, 0xfe).rw(FUNC(photon2_state::fe_r), FUNC(photon2_state::fe_w)); map(0x80, 0x80).mirror(0x7e).rw(FUNC(photon2_state::fe_r), FUNC(photon2_state::fe_w));
} }
/************************************* /*************************************
@ -362,8 +365,14 @@ void photon2_state::photon2(machine_config &config)
Z80(config, m_maincpu, 3500000); /* 3.5 MHz */ Z80(config, m_maincpu, 3500000); /* 3.5 MHz */
m_maincpu->set_addrmap(AS_PROGRAM, &photon2_state::spectrum_mem); m_maincpu->set_addrmap(AS_PROGRAM, &photon2_state::spectrum_mem);
m_maincpu->set_addrmap(AS_IO, &photon2_state::spectrum_io); m_maincpu->set_addrmap(AS_IO, &photon2_state::spectrum_io);
TIMER(config, "scantimer").configure_scanline(FUNC(photon2_state::spec_interrupt_hack), "screen", 0, 1); TIMER(config, "scantimer").configure_scanline(FUNC(photon2_state::spec_interrupt_hack), "screen", 0, 1);
I8255(config, m_ppi, 0);
m_ppi->in_pa_callback().set_ioport("JOY");
m_ppi->in_pc_callback().set_ioport("COIN");
m_ppi->out_pc_callback().set(FUNC(photon2_state::misc_w));
/* video hardware */ /* video hardware */
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
screen.set_refresh_hz(50.08); screen.set_refresh_hz(50.08);
@ -417,4 +426,4 @@ ROM_END
GAME( 19??, kok, 0, photon2, photon2, photon2_state, empty_init, ROT0, "bootleg", "Povar / Sobrat' Buran / Agroprom (Arcade multi-game bootleg of ZX Spectrum 'Cookie', 'Jetpac' & 'Pssst')", MACHINE_SUPPORTS_SAVE ) // originals (c)1983 ACG / Ultimate GAME( 19??, kok, 0, photon2, photon2, photon2_state, empty_init, ROT0, "bootleg", "Povar / Sobrat' Buran / Agroprom (Arcade multi-game bootleg of ZX Spectrum 'Cookie', 'Jetpac' & 'Pssst')", MACHINE_SUPPORTS_SAVE ) // originals (c)1983 ACG / Ultimate
GAME( 19??, black, 0, photon2, black, photon2_state, empty_init, ROT0, "bootleg", "Czernyj Korabl (Arcade bootleg of ZX Spectrum 'Blackbeard')", MACHINE_SUPPORTS_SAVE ) // original (c)1988 Toposoft GAME( 19??, black, 0, photon2, black, photon2_state, empty_init, ROT0, "bootleg", "Czernyj Korabl (Arcade bootleg of ZX Spectrum 'Blackbeard')", MACHINE_SUPPORTS_SAVE ) // original (c)1988 Toposoft
GAME( 19??, brod, 0, photon2, black, photon2_state, empty_init, ROT0, "bootleg", "Brodjaga (Arcade bootleg of ZX Spectrum 'Inspector Gadget and the Circus of Fear')", MACHINE_SUPPORTS_SAVE ) // original (c)1987 BEAM software GAME( 19??, brod, 0, photon2, black, photon2_state, empty_init, ROT0, "bootleg", "Brodjaga (Arcade bootleg of ZX Spectrum 'Inspector Gadget and the Circus of Fear')", MACHINE_IMPERFECT_CONTROLS | MACHINE_SUPPORTS_SAVE ) // original (c)1987 BEAM software