// license:BSD-3-Clause // copyright-holders:Christian Brunschen #ifndef MAME_SOUND_ESQPUMP_H #define MAME_SOUND_ESQPUMP_H #pragma once #include "sound/es5506.h" #include "cpu/es5510/es5510.h" #define PUMP_DETECT_SILENCE 0 #define PUMP_TRACK_SAMPLES 0 #define PUMP_FAKE_ESP_PROCESSING 0 #define PUMP_REPLACE_ESP_PROGRAM 0 class esq_5505_5510_pump_device : public device_t, public device_sound_interface { public: static constexpr feature_type imperfect_features() { return feature::SOUND; } esq_5505_5510_pump_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); template void set_esp(T &&tag) { m_esp.set_tag(std::forward(tag)); } void set_esp_halted(bool esp_halted) { m_esp_halted = esp_halted; logerror("ESP-halted -> %d\n", m_esp_halted); if (!esp_halted) { #if PUMP_REPLACE_ESP_PROGRAM m_esp->write_reg(245, 0x1d0f << 8); // dlength = 0x3fff, 16-sample delay int pc = 0; for (pc = 0; pc < 0xc0; pc++) { m_esp->write_reg(pc, 0); } pc = 0; // replace the ESP program with a simple summing & single-sample delay m_esp->_instr(pc++) = 0xffffeaa09000; // MOV SER0R > grp_a0 m_esp->_instr(pc++) = 0xffffeba00000; // ADD SER0L, gpr_a0 > gpr_a0 m_esp->_instr(pc++) = 0xffffeca00000; // ADD SER1R, gpr_a0 > gpr_a0 m_esp->_instr(pc++) = 0xffffeda00000; // ADD SER1L, gpr_a0 > gpr_a0 m_esp->_instr(pc++) = 0xffffeea00000; // ADD SER2R, gpr_a0 > gpr_a0 m_esp->_instr(pc ) = 0xffffefa00000; // ADD SER2L, gpr_a0 > gpr_a0; prepare to read from delay 2 instructions from now, offset = 0 m_esp->write_reg(pc++, 0); //offset into delay m_esp->_instr(pc ) = 0xffffa0a09508; // MOV gpr_a0 > delay + offset m_esp->write_reg(pc++, 1 << 8); // offset into delay - -1 samples m_esp->_instr(pc++) = 0xffff00a19928; // MOV DIL > gpr_a1; read Delay and dump FIFO (so that the value gets written) m_esp->_instr(pc++) = 0xffffa1f09000; // MOV gpr_a1 > SER3R m_esp->_instr(pc++) = 0xffffa1f19000; // MOV gpr_a1 > SER3L m_esp->_instr(pc++) = 0xffffffff0000; // NO-OP m_esp->_instr(pc++) = 0xffffffff0000; // NO-OP m_esp->_instr(pc++) = 0xfffffffff000; // END while (pc < 160) { m_esp->_instr(pc++) = 0xffffffffffff; // no-op } #endif // m_esp->list_program(print_to_stderr); } } bool get_esp_halted() { return m_esp_halted; } protected: // device-level overrides virtual void device_start() override; virtual void device_stop() override; virtual void device_reset() override; virtual void device_clock_changed() override; // sound stream update overrides virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override; // timer callback overrides virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; private: // internal state: // sound stream sound_stream *m_stream; // per-sample timer emu_timer *m_timer; // ESP signal processor required_device m_esp; // Is the ESP halted by the CPU? bool m_esp_halted; #if !PUMP_FAKE_ESP_PROCESSING osd_ticks_t ticks_spent_processing; int samples_processed; #endif #if PUMP_DETECT_SILENCE int silent_for; bool was_silence; #endif #if PUMP_TRACK_SAMPLES int last_samples; osd_ticks_t last_ticks; osd_ticks_t next_report_ticks; #endif #if !PUMP_FAKE_ESP_PROCESSING && PUMP_REPLACE_ESP_PROGRAM std::unique_ptr e; int ei; #endif }; DECLARE_DEVICE_TYPE(ESQ_5505_5510_PUMP, esq_5505_5510_pump_device) #endif // MAME_SOUND_ESQPUMP_H