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// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
CBM 8000 High Speed Graphics (324402-01) card emulation
**********************************************************************/
#pragma once
#ifndef __CBM8000_HSG__
#define __CBM8000_HSG__
#include "emu.h"
#include "exp.h"
#include "video/ef9365.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> cbm8000_hsg_t
class cbm8000_hsg_t : public device_t,
public device_pet_expansion_card_interface
{
public:
// construction/destruction
cbm8000_hsg_t(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
// optional information overrides
virtual const tiny_rom_entry *device_rom_region() const override;
// device_pet_expansion_card_interface overrides
virtual int pet_norom_r(address_space &space, offs_t offset, int sel) override;
virtual UINT8 pet_bd_r(address_space &space, offs_t offset, UINT8 data, int &sel) override;
virtual void pet_bd_w(address_space &space, offs_t offset, UINT8 data, int &sel) override;
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
private:
required_device<ef9365_device> m_gdc;
required_memory_region m_9000;
required_memory_region m_a000;
};
// ======================> cbm8000_hsg_a_t
class cbm8000_hsg_a_t : public cbm8000_hsg_t
{
public:
// construction/destruction
cbm8000_hsg_a_t(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual machine_config_constructor device_mconfig_additions() const override;
};
// ======================> cbm8000_hsg_b_t
class cbm8000_hsg_b_t : public cbm8000_hsg_t
{
public:
// construction/destruction
cbm8000_hsg_b_t(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual machine_config_constructor device_mconfig_additions() const override;
};
// device type definition
extern const device_type CBM8000_HSG_A;
extern const device_type CBM8000_HSG_B;
#endif
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