// license:BSD-3-Clause // copyright-holders:David Haywood #ifndef MAME_VIDEO_NAMCOS21_DSP_C67_H #define MAME_VIDEO_NAMCOS21_DSP_C67_H #pragma once #include "machine/namco_c67.h" #include "video/namcos21_3d.h" #define PTRAM_SIZE 0x20000 #define ENABLE_LOGGING 0 class namcos21_dsp_c67_device : public device_t { public: enum { /* Namco System21 */ NAMCOS21_AIRCOMBAT = 0x4000, NAMCOS21_STARBLADE, NAMCOS21_CYBERSLED, NAMCOS21_SOLVALOU, }; namcos21_dsp_c67_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); // config template void set_renderer_tag(T &&tag) { m_renderer.set_tag(std::forward(tag)); } auto yield_hack_callback() { return m_yield_hack_cb.bind(); } void set_gametype(int gametype) { m_gametype = gametype; } DECLARE_READ16_MEMBER(dspram16_r); DECLARE_WRITE16_MEMBER(dspram16_hack_w); DECLARE_WRITE16_MEMBER(dspram16_w); DECLARE_WRITE16_MEMBER(pointram_control_w); DECLARE_READ16_MEMBER(pointram_data_r); DECLARE_WRITE16_MEMBER(pointram_data_w); DECLARE_READ16_MEMBER(namcos21_depthcue_r); DECLARE_WRITE16_MEMBER(namcos21_depthcue_w); void reset_dsps(int state); void reset_kickstart(); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; virtual void device_add_mconfig(machine_config &config) override; private: #define DSP_BUF_MAX (4096*12) struct dsp_state { unsigned masterSourceAddr; uint16_t slaveInputBuffer[DSP_BUF_MAX]; unsigned slaveBytesAvailable; unsigned slaveBytesAdvertised; unsigned slaveInputStart; uint16_t slaveOutputBuffer[DSP_BUF_MAX]; unsigned slaveOutputSize; uint16_t masterDirectDrawBuffer[256]; unsigned masterDirectDrawSize; int masterFinished; int slaveActive; }; required_device m_renderer; required_device m_c67master; required_device_array m_c67slave; required_region_ptr m_ptrom24; std::vector m_dspram16; required_shared_ptr m_master_dsp_ram; int m_gametype; // hacks devcb_write_line m_yield_hack_cb; std::unique_ptr m_mpDspState; std::unique_ptr m_pointram; int m_pointram_idx; uint16_t m_pointram_control; uint32_t m_pointrom_idx; uint8_t m_mPointRomMSB; int m_mbPointRomDataAvailable; uint8_t m_depthcue[2][0x400]; int m_irq_enable; int m_mbNeedsKickstart; int m_poly_frame_width; int m_poly_frame_height; int32_t read_pointrom_data(unsigned offset); void transmit_word_to_slave(uint16_t data); void transfer_dsp_data(); uint16_t read_word_from_slave_input(); uint16_t get_input_bytes_advertised_for_slave(); void render_slave_output(uint16_t data); void namcos21_kickstart_hacks(int internal); DECLARE_WRITE16_MEMBER(dspcuskey_w); DECLARE_READ16_MEMBER(dspcuskey_r); DECLARE_READ16_MEMBER(dsp_port0_r); DECLARE_WRITE16_MEMBER(dsp_port0_w); DECLARE_READ16_MEMBER(dsp_port1_r); DECLARE_WRITE16_MEMBER(dsp_port1_w); DECLARE_READ16_MEMBER(dsp_port2_r); DECLARE_WRITE16_MEMBER(dsp_port2_w); DECLARE_READ16_MEMBER(dsp_port3_idc_rcv_enable_r); DECLARE_WRITE16_MEMBER(dsp_port3_w); DECLARE_WRITE16_MEMBER(dsp_port4_w); DECLARE_READ16_MEMBER(dsp_port8_r); DECLARE_WRITE16_MEMBER(dsp_port8_w); DECLARE_READ16_MEMBER(dsp_port9_r); DECLARE_READ16_MEMBER(dsp_porta_r); DECLARE_WRITE16_MEMBER(dsp_porta_w); DECLARE_READ16_MEMBER(dsp_portb_r); DECLARE_WRITE16_MEMBER(dsp_portb_w); DECLARE_WRITE16_MEMBER(dsp_portc_w); DECLARE_READ16_MEMBER(dsp_portf_r); DECLARE_WRITE16_MEMBER(dsp_xf_w); DECLARE_READ16_MEMBER(slave_port0_r); DECLARE_WRITE16_MEMBER(slave_port0_w); DECLARE_READ16_MEMBER(slave_port2_r); DECLARE_READ16_MEMBER(slave_port3_r); DECLARE_WRITE16_MEMBER(slave_port3_w); DECLARE_WRITE16_MEMBER(slave_XF_output_w); DECLARE_READ16_MEMBER(slave_portf_r); void master_dsp_data(address_map &map); void master_dsp_io(address_map &map); void master_dsp_program(address_map &map); void slave_dsp_data(address_map &map); void slave_dsp_io(address_map &map); void slave_dsp_program(address_map &map); }; DECLARE_DEVICE_TYPE(NAMCOS21_DSP_C67, namcos21_dsp_c67_device) #endif // MAME_VIDEO_NAMCOS21_DSP_C67_H