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// license:BSD-3-Clause
// copyright-holders:Wilbert Pol, Angelo Salese
/***************************************************************************
Hudson/NEC HuC6272 "King" device
***************************************************************************/
#ifndef MAME_VIDEO_HUC6272_H
#define MAME_VIDEO_HUC6272_H
#pragma once
#include "bus/scsi/scsi.h"
#include "bus/scsi/scsicd.h"
#include "video/huc6271.h"
#include "speaker.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> huc6272_device
class huc6272_device : public device_t,
public device_memory_interface
{
public:
// construction/destruction
huc6272_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
auto irq_changed_callback() { return m_irq_changed_cb.bind(); }
template <typename T> void set_rainbow_tag(T &&tag) { m_huc6271.set_tag(std::forward<T>(tag)); }
// I/O operations
DECLARE_WRITE32_MEMBER( write );
DECLARE_READ32_MEMBER( read );
// ADPCM operations
DECLARE_READ8_MEMBER( adpcm_update_0 );
DECLARE_READ8_MEMBER( adpcm_update_1 );
// CD-DA operations
DECLARE_WRITE8_MEMBER( cdda_update );
static void cdrom_config(device_t *device);
protected:
// device-level overrides
virtual void device_validity_check(validity_checker &valid) const override;
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_add_mconfig(machine_config &config) override;
virtual space_config_vector memory_space_config() const override;
private:
required_device<huc6271_device> m_huc6271;
required_device<speaker_device> m_cdda_l;
required_device<speaker_device> m_cdda_r;
uint8_t m_register;
uint32_t m_kram_addr_r, m_kram_addr_w;
uint16_t m_kram_inc_r,m_kram_inc_w;
uint8_t m_kram_page_r,m_kram_page_w;
uint32_t m_page_setting;
struct{
uint32_t bat_address;
uint32_t cg_address;
uint8_t mode;
uint16_t height;
uint16_t width;
uint16_t xscroll;
uint16_t yscroll;
uint8_t priority;
}m_bg[4];
struct{
uint32_t bat_address;
uint32_t cg_address;
uint16_t height;
uint16_t width;
}m_bg0sub;
struct{
uint8_t index;
uint8_t ctrl;
}m_micro_prg;
struct{
uint8_t rate;
uint32_t status;
int interrupt;
uint8_t playing[2];
uint8_t control[2];
uint32_t start[2];
uint32_t end[2];
uint32_t imm[2];
uint32_t input[2];
int nibble[2];
uint32_t pos[2];
uint32_t addr[2];
}m_adpcm;
const address_space_config m_program_space_config;
const address_space_config m_data_space_config;
required_shared_ptr<uint16_t> m_microprg_ram;
required_shared_ptr<uint32_t> m_kram_page0;
required_shared_ptr<uint32_t> m_kram_page1;
required_device<scsi_port_device> m_scsibus;
required_device<input_buffer_device> m_scsi_data_in;
required_device<output_latch_device> m_scsi_data_out;
required_device<input_buffer_device> m_scsi_ctrl_in;
/* Callback for when the irq line may have changed (mandatory) */
devcb_write_line m_irq_changed_cb;
uint32_t read_dword(offs_t address);
void write_dword(offs_t address, uint32_t data);
void write_microprg_data(offs_t address, uint16_t data);
uint8_t adpcm_update(int chan);
void interrupt_update();
void kram_map(address_map &map);
void microprg_map(address_map &map);
};
// device type definition
DECLARE_DEVICE_TYPE(HUC6272, huc6272_device)
#endif // MAME_VIDEO_HUC6272_H
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