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Fixes/ROMs for Roland stuff (#12555)
* Fixed screen * Added ROMs and GP/LP support * Fixed rom and prints * Leftover * Fix
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| // license:BSD-3-Clause | ||
| // copyright-holders:giulioz | ||
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| // Initial skeleton based on the RE work by nukeykt | ||
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| #include "emu.h" | ||
| #include "roland_gp.h" | ||
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| // Original chip (GP-2) TODO | ||
| // DEFINE_DEVICE_TYPE(TC24SC201AF, tc6116_device, "tc24sc201af", "Roland GP TC24SC201AF PCM") | ||
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| // Newer chip (GP-4) including bugfixes and H8/500 cpu glue logic | ||
| DEFINE_DEVICE_TYPE(TC6116, tc6116_device, "tc6116", "Roland GP TC6116 PCM") | ||
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| tc6116_device::tc6116_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) | ||
| : device_t(mconfig, TC6116, tag, owner, clock) | ||
| , device_sound_interface(mconfig, *this) | ||
| , device_rom_interface(mconfig, *this) | ||
| , m_int_callback(*this) | ||
| , m_clock(0) | ||
| , m_rate(0) | ||
| , m_stream(nullptr) | ||
| , m_sel_chn(0) | ||
| { | ||
| } | ||
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| //------------------------------------------------- | ||
| // device_start - device-specific startup | ||
| //------------------------------------------------- | ||
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| void tc6116_device::device_start() | ||
| { | ||
| m_clock = clock() / 2; | ||
| m_rate = m_clock / 512; // usually 32 KHz | ||
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| m_stream = stream_alloc(0, 2, m_rate); | ||
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| logerror("Roland GP: Clock %u, Rate %u\n", m_clock, m_rate); | ||
| } | ||
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| //------------------------------------------------- | ||
| // device_reset - device-specific reset | ||
| //------------------------------------------------- | ||
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| void tc6116_device::device_reset() | ||
| { | ||
| m_int_callback(CLEAR_LINE); | ||
| } | ||
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| //------------------------------------------------- | ||
| // rom_bank_pre_change - refresh the stream if the | ||
| // ROM banking changes | ||
| //------------------------------------------------- | ||
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| void tc6116_device::rom_bank_pre_change() | ||
| { | ||
| // unused right now | ||
| m_stream->update(); | ||
| } | ||
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| u8 tc6116_device::read(offs_t offset) | ||
| { | ||
| return 0xff; | ||
| } | ||
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| void tc6116_device::write(offs_t offset, u8 data) | ||
| { | ||
| } | ||
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| //------------------------------------------------- | ||
| // sound_stream_update - handle a stream update | ||
| //------------------------------------------------- | ||
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| void tc6116_device::sound_stream_update(sound_stream &stream, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs) | ||
| { | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| // license:BSD-3-Clause | ||
| // copyright-holders:giulioz | ||
| #ifndef MAME_SOUND_ROLANDGP_H | ||
| #define MAME_SOUND_ROLANDGP_H | ||
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| #pragma once | ||
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| #include "dirom.h" | ||
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| class tc6116_device : public device_t, public device_sound_interface, public device_rom_interface<23> | ||
| { | ||
| public: | ||
| tc6116_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); | ||
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| auto int_callback() { return m_int_callback.bind(); } | ||
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| u8 read(offs_t offset); | ||
| void write(offs_t offset, u8 data); | ||
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| protected: | ||
| // device_t implementation | ||
| virtual void device_start() override; | ||
| virtual void device_reset() override; | ||
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| // device_sound_interface implementation | ||
| virtual void sound_stream_update(sound_stream &stream, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs) override; | ||
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| // device_rom_interface implementation | ||
| virtual void rom_bank_pre_change() override; | ||
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| private: | ||
| static constexpr unsigned NUM_CHANNELS = 28; | ||
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| struct pcm_channel | ||
| { | ||
| pcm_channel() { } | ||
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| // registers | ||
| uint8_t pitch_coarse; | ||
| uint8_t pitch_fine; | ||
| uint8_t pan_l; | ||
| uint8_t pan_r; | ||
| uint8_t rev_send; | ||
| uint8_t chorus_send; | ||
| uint8_t volume1; | ||
| uint8_t volume1_speed; | ||
| uint8_t volume2; | ||
| uint8_t volume2_speed; | ||
| uint8_t cutoff; | ||
| uint8_t cutoff_speed; | ||
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| bool irq_enable; // 0 | ||
| bool filter_mode; // 1 (0:lpf, 1:hpf) | ||
| uint8_t resonance_flags; // 8-15 | ||
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| uint8_t sub_phase_addr; // 0-4 | ||
| bool key; // 5 | ||
| bool alt_loop; // 6 | ||
| bool reverse_play; // 7 | ||
| uint8_t hiaddr; // 8-11 | ||
| uint8_t nibble; // 2-15 | ||
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| // work variables | ||
| uint16_t sub_phase_state; // 0-13 | ||
| bool irq_disable; // 14 | ||
| bool alt_loop_state; // 15 | ||
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| uint16_t volume1_tv; | ||
| uint16_t volume2_tv; | ||
| uint16_t cutoff_tv; | ||
| }; | ||
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| devcb_write_line m_int_callback; | ||
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| uint32_t m_clock; // clock | ||
| uint32_t m_rate; // sample rate (usually 32000 Hz) | ||
| sound_stream* m_stream; // stream handle | ||
| pcm_channel m_chns[NUM_CHANNELS]; // channel memory | ||
| [[maybe_unused]] uint8_t m_sel_chn; // selected channel | ||
| }; | ||
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| DECLARE_DEVICE_TYPE(TC6116, tc6116_device) | ||
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| #endif // MAME_SOUND_ROLANDGP_H |
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