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Diffstat (limited to 'src/emu/bus/c64/multiscreen.h')
-rw-r--r-- | src/emu/bus/c64/multiscreen.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/emu/bus/c64/multiscreen.h b/src/emu/bus/c64/multiscreen.h new file mode 100644 index 00000000000..edd9bce4fdb --- /dev/null +++ b/src/emu/bus/c64/multiscreen.h @@ -0,0 +1,60 @@ +// license:BSD-3-Clause +// copyright-holders:Curt Coder +/********************************************************************** + + Multiscreen cartridge emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +#pragma once + +#ifndef __MULTISCREEN__ +#define __MULTISCREEN__ + + +#include "emu.h" +#include "cpu/m6800/m6800.h" +#include "machine/6821pia.h" +#include "exp.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> c64_multiscreen_cartridge_device + +class c64_multiscreen_cartridge_device : public device_t, + public device_c64_expansion_card_interface +{ +public: + // construction/destruction + c64_multiscreen_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // optional information overrides + virtual const rom_entry *device_rom_region() const; + virtual machine_config_constructor device_mconfig_additions() const; + +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); + +private: + UINT8 m_bank; +}; + + +// device type definition +extern const device_type C64_MULTISCREEN; + + +#endif |