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Diffstat (limited to 'docs/release/src/mame/includes/mhavoc.h')
-rw-r--r-- | docs/release/src/mame/includes/mhavoc.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/docs/release/src/mame/includes/mhavoc.h b/docs/release/src/mame/includes/mhavoc.h new file mode 100644 index 00000000000..72d8bb848f6 --- /dev/null +++ b/docs/release/src/mame/includes/mhavoc.h @@ -0,0 +1,103 @@ +// license:BSD-3-Clause +// copyright-holders:Mike Appolo +/************************************************************************* + + Atari Major Havoc hardware + +*************************************************************************/ + +#include "machine/timer.h" +#include "sound/pokey.h" +#include "sound/tms5220.h" + +#define MHAVOC_CLOCK 10000000 +#define MHAVOC_CLOCK_5M (MHAVOC_CLOCK/2) +#define MHAVOC_CLOCK_2_5M (MHAVOC_CLOCK/4) +#define MHAVOC_CLOCK_1_25M (MHAVOC_CLOCK/8) +#define MHAVOC_CLOCK_625K (MHAVOC_CLOCK/16) + +#define MHAVOC_CLOCK_156K (MHAVOC_CLOCK_625K/4) +#define MHAVOC_CLOCK_5K (MHAVOC_CLOCK_625K/16/8) +#define MHAVOC_CLOCK_2_4K (MHAVOC_CLOCK_625K/16/16) + + +class mhavoc_state : public driver_device +{ +public: + mhavoc_state(const machine_config &mconfig, device_type type, const char *tag) : + driver_device(mconfig, type, tag), + m_zram0(*this, "zram0"), + m_zram1(*this, "zram1"), + m_alpha(*this, "alpha"), + m_gamma(*this, "gamma"), + m_pokey(*this, "pokey%u", 1U), + m_tms(*this, "tms"), + m_lamps(*this, "lamp%u", 0U), + m_coin(*this, "COIN"), + m_service(*this, "SERVICE") + { } + + void alphaone(machine_config &config); + void mhavoc(machine_config &config); + void mhavocrv(machine_config &config); + + void init_mhavocrv(); + + DECLARE_CUSTOM_INPUT_MEMBER(coin_service_r); + DECLARE_READ_LINE_MEMBER(gamma_rcvd_r); + DECLARE_READ_LINE_MEMBER(gamma_xmtd_r); + DECLARE_READ_LINE_MEMBER(alpha_rcvd_r); + DECLARE_READ_LINE_MEMBER(alpha_xmtd_r); + DECLARE_READ_LINE_MEMBER(clock_r); + +private: + uint8_t dual_pokey_r(offs_t offset); + void dual_pokey_w(offs_t offset, uint8_t data); + void mhavoc_alpha_irq_ack_w(uint8_t data); + void mhavoc_gamma_irq_ack_w(uint8_t data); + void mhavoc_gamma_w(uint8_t data); + uint8_t mhavoc_alpha_r(); + void mhavoc_alpha_w(uint8_t data); + uint8_t mhavoc_gamma_r(); + void mhavoc_ram_banksel_w(uint8_t data); + void mhavoc_rom_banksel_w(uint8_t data); + void mhavoc_out_0_w(uint8_t data); + void alphaone_out_0_w(uint8_t data); + void mhavoc_out_1_w(uint8_t data); + void mhavocrv_speech_data_w(uint8_t data); + void mhavocrv_speech_strobe_w(uint8_t data); + uint8_t quad_pokeyn_r(offs_t offset); + void quad_pokeyn_w(offs_t offset, uint8_t data); + + TIMER_CALLBACK_MEMBER(delayed_gamma_w); + TIMER_DEVICE_CALLBACK_MEMBER(mhavoc_cpu_irq_clock); + void alpha_map(address_map &map); + void alphaone_map(address_map &map); + void gamma_map(address_map &map); + + virtual void machine_start() override; + virtual void machine_reset() override; + + required_shared_ptr<uint8_t> m_zram0; + required_shared_ptr<uint8_t> m_zram1; + required_device<cpu_device> m_alpha; + optional_device<cpu_device> m_gamma; + optional_device_array<pokey_device, 4> m_pokey; + optional_device<tms5220_device> m_tms; + output_finder<2> m_lamps; + optional_ioport m_coin; + optional_ioport m_service; + + uint8_t m_alpha_data = 0; + uint8_t m_alpha_rcvd = 0; + uint8_t m_alpha_xmtd = 0; + uint8_t m_gamma_data = 0; + uint8_t m_gamma_rcvd = 0; + uint8_t m_gamma_xmtd = 0; + uint8_t m_player_1 = 0; + uint8_t m_alpha_irq_clock = 0; + uint8_t m_alpha_irq_clock_enable = 0; + uint8_t m_gamma_irq_clock = 0; + uint8_t m_has_gamma_cpu = 0; + uint8_t m_speech_write_buffer = 0; +}; |