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Diffstat (limited to 'src/emu/bus/c64/ieee488.h')
-rw-r--r-- | src/emu/bus/c64/ieee488.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/emu/bus/c64/ieee488.h b/src/emu/bus/c64/ieee488.h new file mode 100644 index 00000000000..15e64ab8be8 --- /dev/null +++ b/src/emu/bus/c64/ieee488.h @@ -0,0 +1,70 @@ +// license:BSD-3-Clause +// copyright-holders:Curt Coder +/********************************************************************** + + Commodore IEEE-488 cartridge emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +#pragma once + +#ifndef __C64_IEEE488__ +#define __C64_IEEE488__ + +#include "emu.h" +#include "bus/ieee488/ieee488.h" +#include "machine/6525tpi.h" +#include "exp.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> c64_ieee488_device + +class c64_ieee488_device : public device_t, + public device_c64_expansion_card_interface +{ +public: + // construction/destruction + c64_ieee488_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // optional information overrides + virtual machine_config_constructor device_mconfig_additions() const; + + // not really public + DECLARE_READ8_MEMBER( tpi_pa_r ); + DECLARE_WRITE8_MEMBER( tpi_pa_w ); + DECLARE_READ8_MEMBER( tpi_pc_r ); + DECLARE_WRITE8_MEMBER( tpi_pc_w ); + +protected: + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + // device_c64_expansion_card_interface overrides + virtual UINT8 c64_cd_r(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2); + virtual void c64_cd_w(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2); + virtual int c64_game_r(offs_t offset, int sphi2, int ba, int rw); + +private: + required_device<tpi6525_device> m_tpi; + required_device<ieee488_device> m_bus; + required_device<c64_expansion_slot_device> m_exp; + + int m_roml_sel; +}; + + + +// device type definition +extern const device_type C64_IEEE488; + + +#endif |