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Diffstat (limited to 'src/mame/drivers/tomcat.cpp')
-rw-r--r-- | src/mame/drivers/tomcat.cpp | 397 |
1 files changed, 0 insertions, 397 deletions
diff --git a/src/mame/drivers/tomcat.cpp b/src/mame/drivers/tomcat.cpp deleted file mode 100644 index 169698b6da5..00000000000 --- a/src/mame/drivers/tomcat.cpp +++ /dev/null @@ -1,397 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Mariusz Wojcieszek -/* - - Atari Tomcat prototype hardware - - Driver by Mariusz Wojcieszek - - Notes: - - game has no sound, while sound hardware was developed, sound program was - not prepared - - TODO: - - add proper timing of interrupts and framerate (currently commented out, - as they cause test mode to hang) - - vector quality appears to be worse than original game (compared to original - game videos) - - verify controls - - implement game linking (after MAME supports network) - - current implementation of 68010 <-> tms32010 is a little bit hacky, after - tms32010 is started by 68010, 68010 is suspended until tms32010 reads command - and starts executing - - hook up tms5220 - it is currently not used at all - -*/ - -#include "emu.h" -#include "cpu/m68000/m68000.h" -#include "cpu/tms32010/tms32010.h" -#include "cpu/m6502/m6502.h" -#include "video/vector.h" -#include "video/avgdvg.h" -#include "machine/74259.h" -#include "machine/adc0808.h" -#include "machine/timekpr.h" -#include "machine/nvram.h" -#include "machine/watchdog.h" -#include "machine/6532riot.h" -#include "sound/pokey.h" -#include "sound/tms5220.h" -#include "sound/ym2151.h" -#include "screen.h" -#include "speaker.h" - - - -class tomcat_state : public driver_device -{ -public: - tomcat_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag) - , m_tms(*this, "tms") - , m_shared_ram(*this, "shared_ram") - , m_maincpu(*this, "maincpu") - , m_dsp(*this, "dsp") - , m_adc(*this, "adc") - , m_mainlatch(*this, "mainlatch") - { } - - void tomcat(machine_config &config); - -private: - void adcon_w(uint8_t data); - uint16_t tomcat_inputs_r(offs_t offset, uint16_t mem_mask = ~0); - void main_latch_w(offs_t offset, uint16_t data); - DECLARE_WRITE_LINE_MEMBER(lnkmode_w); - DECLARE_WRITE_LINE_MEMBER(err_w); - DECLARE_WRITE_LINE_MEMBER(ack_w); - DECLARE_WRITE_LINE_MEMBER(txbuff_w); - DECLARE_WRITE_LINE_MEMBER(sndres_w); - DECLARE_WRITE_LINE_MEMBER(mres_w); - void tomcat_irqclr_w(uint16_t data); - uint16_t tomcat_inputs2_r(); - uint16_t tomcat_320bio_r(); - uint8_t tomcat_nvram_r(offs_t offset); - void tomcat_nvram_w(offs_t offset, uint8_t data); - DECLARE_READ_LINE_MEMBER(dsp_bio_r); - void soundlatches_w(offs_t offset, uint8_t data); - virtual void machine_start() override; - void dsp_map(address_map &map); - void sound_map(address_map &map); - void tomcat_map(address_map &map); - - required_device<tms5220_device> m_tms; - required_shared_ptr<uint16_t> m_shared_ram; - uint8_t m_nvram[0x800]; - int m_dsp_bio; - int m_dsp_idle; - - required_device<cpu_device> m_maincpu; - required_device<tms32010_device> m_dsp; - required_device<adc0808_device> m_adc; - required_device<ls259_device> m_mainlatch; -}; - - - -void tomcat_state::adcon_w(uint8_t data) -{ - m_adc->address_w(data & 7); - m_adc->start_w(BIT(data, 3)); -} - -uint16_t tomcat_state::tomcat_inputs_r(offs_t offset, uint16_t mem_mask) -{ - uint16_t result = 0; - if (ACCESSING_BITS_8_15) - result |= ioport("IN0")->read() << 8; - - return result; -} - -void tomcat_state::main_latch_w(offs_t offset, uint16_t data) -{ - // A1-A3 = address, A4 = data - m_mainlatch->write_bit(offset & 7, BIT(offset, 3)); -} - -WRITE_LINE_MEMBER(tomcat_state::lnkmode_w) -{ - // Link Mode - // When Low: Master does not respond to Interrupts -} - -WRITE_LINE_MEMBER(tomcat_state::err_w) -{ - // Link Error Flag -} - -WRITE_LINE_MEMBER(tomcat_state::ack_w) -{ - // Link ACK Flag -} - -WRITE_LINE_MEMBER(tomcat_state::txbuff_w) -{ - // Link Buffer Control - // When High: Turn off TX (Link) Buffer -} - -WRITE_LINE_MEMBER(tomcat_state::sndres_w) -{ - // Sound Reset - // When Low: Reset Sound System - // When High: Release reset of sound system -} - -WRITE_LINE_MEMBER(tomcat_state::mres_w) -{ - // 320 Reset - // When Low: Reset TMS320 - // When High: Release reset of TMS320 - if (state) - m_dsp_bio = 0; - m_dsp->set_input_line(INPUT_LINE_RESET, state ? CLEAR_LINE : ASSERT_LINE); -} - -void tomcat_state::tomcat_irqclr_w(uint16_t data) -{ - // Clear IRQ Latch (Address Strobe) - m_maincpu->set_input_line(1, CLEAR_LINE); -} - -uint16_t tomcat_state::tomcat_inputs2_r() -{ -/* -* D15 LNKFLAG (Game Link) -* D14 PC3 " " -* D13 PC2 " " -* D12 PC0 " " -* D11 MAINFLAG (Sound System) -* D10 SOUNDFLAG " " -* D9 /IDLE* (TMS320 System) -* D8 -*/ - return m_dsp_idle ? 0 : (1 << 9); -} - -uint16_t tomcat_state::tomcat_320bio_r() -{ - m_dsp_bio = 1; - m_maincpu->suspend(SUSPEND_REASON_SPIN, 1); - return 0; -} - -READ_LINE_MEMBER(tomcat_state::dsp_bio_r) -{ - if (m_dsp->pc() == 0x0001) - { - if (m_dsp_idle == 0) - { - m_dsp_idle = 1; - m_dsp_bio = 0; - } - return !m_dsp_bio; - } - else if (m_dsp->pc() == 0x0003) - { - if (m_dsp_bio == 1) - { - m_dsp_idle = 0; - m_dsp_bio = 0; - m_maincpu->resume(SUSPEND_REASON_SPIN); - return 0; - } - else - { - assert(0); - return 0; - } - } - else - { - return !m_dsp_bio; - } -} - -uint8_t tomcat_state::tomcat_nvram_r(offs_t offset) -{ - return m_nvram[offset]; -} - -void tomcat_state::tomcat_nvram_w(offs_t offset, uint8_t data) -{ - m_nvram[offset] = data; -} - -void tomcat_state::tomcat_map(address_map &map) -{ - map(0x000000, 0x00ffff).rom(); - map(0x402001, 0x402001).r("adc", FUNC(adc0808_device::data_r)).w(FUNC(tomcat_state::adcon_w)); - map(0x404000, 0x404001).r(FUNC(tomcat_state::tomcat_inputs_r)).w("avg", FUNC(avg_tomcat_device::go_word_w)); - map(0x406000, 0x406001).w("avg", FUNC(avg_tomcat_device::reset_word_w)); - map(0x408000, 0x408001).r(FUNC(tomcat_state::tomcat_inputs2_r)).w("watchdog", FUNC(watchdog_timer_device::reset16_w)); - map(0x40a000, 0x40a001).rw(FUNC(tomcat_state::tomcat_320bio_r), FUNC(tomcat_state::tomcat_irqclr_w)); - map(0x40e000, 0x40e01f).w(FUNC(tomcat_state::main_latch_w)); - map(0x800000, 0x803fff).ram().share("avg:vectorram"); - map(0xffa000, 0xffbfff).ram().share("shared_ram"); - map(0xffc000, 0xffcfff).ram(); - map(0xffd000, 0xffdfff).rw("m48t02", FUNC(timekeeper_device::read), FUNC(timekeeper_device::write)).umask16(0xff00); - map(0xffd000, 0xffdfff).rw(FUNC(tomcat_state::tomcat_nvram_r), FUNC(tomcat_state::tomcat_nvram_w)).umask16(0x00ff); -} - -void tomcat_state::dsp_map(address_map &map) -{ - map(0x0000, 0x0fff).ram().share("shared_ram"); -} - - -void tomcat_state::soundlatches_w(offs_t offset, uint8_t data) -{ - switch(offset) - { - case 0x00: break; // XLOAD 0 Write the Sequential ROM counter Low Byte - case 0x20: break; // XLOAD 1 Write the Sequential ROM counter High Byte - case 0x40: break; // SOUNDWR Write to Sound Interface Latch (read by Main) - case 0x60: break; // unused - case 0x80: break; // XREAD Read the Sequential ROM (64K bytes) and increment the counter - case 0xa0: break; // unused - case 0xc0: break; // SOUNDREAD Read the Sound Interface Latch (written by Main) - } -} - -void tomcat_state::sound_map(address_map &map) -{ - map(0x0000, 0x1fff).ram(); - map(0x2000, 0x2001).rw("ymsnd", FUNC(ym2151_device::read), FUNC(ym2151_device::write)); - map(0x3000, 0x30df).w(FUNC(tomcat_state::soundlatches_w)); - map(0x30e0, 0x30e0).noprw(); // COINRD Inputs: D7 = Coin L, D6 = Coin R, D5 = SOUNDFLAG - map(0x5000, 0x507f).ram(); // 6532 ram - map(0x5080, 0x509f).rw("riot", FUNC(riot6532_device::read), FUNC(riot6532_device::write)); - map(0x6000, 0x601f).rw("pokey1", FUNC(pokey_device::read), FUNC(pokey_device::write)); - map(0x7000, 0x701f).rw("pokey2", FUNC(pokey_device::read), FUNC(pokey_device::write)); - map(0x8000, 0xffff).noprw(); // main sound program rom -} - -static INPUT_PORTS_START( tomcat ) - PORT_START("IN0") /* INPUTS */ - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("avg", avg_tomcat_device, done_r) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNUSED ) // SPARE - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON5 ) // DIAGNOSTIC - PORT_SERVICE( 0x08, IP_ACTIVE_LOW ) - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) // R FIRE - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) // L FIRE - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON4 ) // R THUMB - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON3 ) // L THUMB - - PORT_START("STICKY") - PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_SENSITIVITY(70) PORT_KEYDELTA(30) - - PORT_START("STICKX") - PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_SENSITIVITY(50) PORT_KEYDELTA(30) -INPUT_PORTS_END - -void tomcat_state::machine_start() -{ - ((uint16_t*)m_shared_ram)[0x0000] = 0xf600; - ((uint16_t*)m_shared_ram)[0x0001] = 0x0000; - ((uint16_t*)m_shared_ram)[0x0002] = 0xf600; - ((uint16_t*)m_shared_ram)[0x0003] = 0x0000; - - subdevice<nvram_device>("nvram")->set_base(m_nvram, 0x800); - - save_item(NAME(m_nvram)); - save_item(NAME(m_dsp_bio)); - save_item(NAME(m_dsp_idle)); - - m_dsp_bio = 0; -} - -void tomcat_state::tomcat(machine_config &config) -{ - M68010(config, m_maincpu, 12.096_MHz_XTAL / 2); - m_maincpu->set_addrmap(AS_PROGRAM, &tomcat_state::tomcat_map); - m_maincpu->set_periodic_int(FUNC(tomcat_state::irq1_line_assert), attotime::from_hz(5*60)); - //m_maincpu->set_periodic_int(FUNC(tomcat_state::irq1_line_assert), attotime::from_hz(12.096_MHz_XTAL / 16 / 16 / 16 / 12)); - - TMS32010(config, m_dsp, 16_MHz_XTAL); - m_dsp->set_addrmap(AS_PROGRAM, &tomcat_state::dsp_map); - m_dsp->bio().set(FUNC(tomcat_state::dsp_bio_r)); - - m6502_device &soundcpu(M6502(config, "soundcpu", 14.318181_MHz_XTAL / 8)); - soundcpu.set_disable(); - soundcpu.set_addrmap(AS_PROGRAM, &tomcat_state::sound_map); - - ADC0809(config, m_adc, 12.096_MHz_XTAL / 16); - m_adc->in_callback<0>().set_ioport("STICKY"); - m_adc->in_callback<1>().set_ioport("STICKX"); - - RIOT6532(config, "riot", 14.318181_MHz_XTAL / 8); - /* - PA0 = /WS OUTPUT (TMS-5220 WRITE STROBE) - PA1 = /RS OUTPUT (TMS-5220 READ STROBE) - PA2 = /READY INPUT (TMS-5220 READY FLAG) - PA3 = FSEL OUTPUT Select TMS5220 clock; - 0 = 325 KHz (8 KHz sampling) - 1 = 398 KHz (10 KHz sampling) - PA4 = /CC1 OUTPUT Coin Counter 1 - PA5 = /CC2 OUTPUT Coin Counter 2 - PA6 = /MUSRES OUTPUT (Reset the Yamaha) - PA7 = MAINFLAG INPUT - */ - // OUTB PB0 - PB7 OUTPUT Speech Data - // IRQ CB connected to IRQ line of 6502 - - config.set_maximum_quantum(attotime::from_hz(4000)); - - LS259(config, m_mainlatch); - m_mainlatch->q_out_cb<0>().set_output("led1").invert(); - m_mainlatch->q_out_cb<1>().set_output("led2").invert(); - m_mainlatch->q_out_cb<2>().set(FUNC(tomcat_state::mres_w)); - m_mainlatch->q_out_cb<3>().set(FUNC(tomcat_state::sndres_w)); - m_mainlatch->q_out_cb<4>().set(FUNC(tomcat_state::lnkmode_w)); - m_mainlatch->q_out_cb<5>().set(FUNC(tomcat_state::err_w)); - m_mainlatch->q_out_cb<6>().set(FUNC(tomcat_state::ack_w)); - m_mainlatch->q_out_cb<7>().set(FUNC(tomcat_state::txbuff_w)); - - NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); - - WATCHDOG_TIMER(config, "watchdog"); - - M48T02(config, "m48t02", 0); - - VECTOR(config, "vector", 0); - screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_VECTOR)); - screen.set_refresh_hz(40); - //screen.set_refresh_hz((double)XTAL(12'000'000) / 16 / 16 / 16 / 12 / 5 ); - screen.set_size(400, 300); - screen.set_visarea(0, 280, 0, 250); - screen.set_screen_update("vector", FUNC(vector_device::screen_update)); - - avg_device &avg(AVG_TOMCAT(config, "avg", 0)); - avg.set_vector_tag("vector"); - - SPEAKER(config, "lspeaker").front_left(); - SPEAKER(config, "rspeaker").front_right(); - POKEY(config, "pokey1", XTAL(14'318'181) / 8).add_route(ALL_OUTPUTS, "lspeaker", 0.20); - - POKEY(config, "pokey2", XTAL(14'318'181) / 8).add_route(ALL_OUTPUTS, "rspeaker", 0.20); - - TMS5220(config, m_tms, 325000); - m_tms->add_route(ALL_OUTPUTS, "lspeaker", 0.50); - m_tms->add_route(ALL_OUTPUTS, "rspeaker", 0.50); - - YM2151(config, "ymsnd", XTAL(14'318'181)/4).add_route(0, "lspeaker", 0.60).add_route(1, "rspeaker", 0.60); -} - -ROM_START( tomcat ) - ROM_REGION( 0x10000, "maincpu", 0) - ROM_LOAD16_BYTE( "rom1k.bin", 0x00001, 0x8000, CRC(5535a1ff) SHA1(b9807c749a8e6b5ddec3ff494130abda09f0baab) ) - ROM_LOAD16_BYTE( "rom2k.bin", 0x00000, 0x8000, CRC(021a01d2) SHA1(01d99aab54ad57a664e8aaa91296bb879fc6e422) ) - - ROM_REGION( 0x100, "avg:prom", 0 ) - ROM_LOAD( "136021-105.1l", 0x0000, 0x0100, CRC(82fc3eb2) SHA1(184231c7baef598294860a7d2b8a23798c5c7da6) ) /* AVG PROM */ -ROM_END - -GAME( 1985, tomcat, 0, tomcat, tomcat, tomcat_state, empty_init, ROT0, "Atari", "TomCat (prototype)", MACHINE_SUPPORTS_SAVE ) |