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// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/***************************************************************************
Chips & Technologies CS8221 chipset
a.k.a. NEW ENHANCED AT (NEAT)
Consists of four individual chips:
* 82C211 - CPU/Bus controller
* 82C212 - Page/Interleave and EMS Memory controller
* 82C215 - Data/Address buffer
* 82C206 - Integrated Peripherals Controller(IPC)
***************************************************************************/
#pragma once
#ifndef __CS8221_H__
#define __CS8221_H__
#include "emu.h"
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_CS8221_ADD(_tag, _cputag, _isatag, _biostag) \
MCFG_DEVICE_ADD(_tag, CS8221, 0) \
cs8221_device::static_set_cputag(*device, _cputag); \
cs8221_device::static_set_isatag(*device, _isatag); \
cs8221_device::static_set_biostag(*device, _biostag);
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> cs8221_device
class cs8221_device : public device_t
{
public:
// construction/destruction
cs8221_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
DECLARE_WRITE8_MEMBER( address_w );
DECLARE_READ8_MEMBER( data_r );
DECLARE_WRITE8_MEMBER( data_w );
// inline configuration
static void static_set_cputag(device_t &device, const char *tag);
static void static_set_isatag(device_t &device, const char *tag);
static void static_set_biostag(device_t &device, const char *tag);
protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
private:
// internal state
//address_space *m_space;
//UINT8 *m_isa;
//UINT8 *m_bios;
//UINT8 *m_ram;
// address selection
UINT8 m_address;
bool m_address_valid;
const char *m_cputag;
const char *m_isatag;
const char *m_biostag;
UINT8 m_registers[0x10];
};
// device type definition
extern const device_type CS8221;
#endif /* __CS8221_H__ */
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