// 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) ***************************************************************************/ #ifndef MAME_MACHINE_CS8221_H #define MAME_MACHINE_CS8221_H #pragma once //************************************************************************** // INTERFACE CONFIGURATION MACROS //************************************************************************** #define MCFG_CS8221_ADD(_tag, _cputag, _isatag, _biostag) \ MCFG_DEVICE_ADD(_tag, CS8221, 0) \ downcast(*device).set_cputag(_cputag); \ downcast(*device).set_isatag(_isatag); \ downcast(*device).set_biostag(_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_t clock); // inline configuration void set_cputag(const char *tag) { m_cputag = tag; } void set_isatag(const char *tag) { m_isatag = tag; } void set_biostag(const char *tag) { m_biostag = tag; } void map(address_map &map); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; private: // internal state //address_space *m_space; //uint8_t *m_isa; //uint8_t *m_bios; //uint8_t *m_ram; // address selection uint8_t m_address; bool m_address_valid; const char *m_cputag; const char *m_isatag; const char *m_biostag; uint8_t m_registers[0x10]; DECLARE_WRITE8_MEMBER( address_w ); DECLARE_READ8_MEMBER( data_r ); DECLARE_WRITE8_MEMBER( data_w ); }; // device type definition DECLARE_DEVICE_TYPE(CS8221, cs8221_device) #endif // MAME_MACHINE_CS8221_H