diff options
Diffstat (limited to 'src/devices/bus/a2bus/a2applicard.h')
-rw-r--r-- | src/devices/bus/a2bus/a2applicard.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/devices/bus/a2bus/a2applicard.h b/src/devices/bus/a2bus/a2applicard.h new file mode 100644 index 00000000000..b015d84fe6a --- /dev/null +++ b/src/devices/bus/a2bus/a2applicard.h @@ -0,0 +1,61 @@ +// license:BSD-3-Clause +// copyright-holders:R. Belmont +/********************************************************************* + + a2applicard.h + + Implementation of the PCPI AppliCard Z-80 card + +*********************************************************************/ + +#ifndef __A2BUS_APPLICARD__ +#define __A2BUS_APPLICARD__ + +#include "emu.h" +#include "a2bus.h" + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +class a2bus_applicard_device: + public device_t, + public device_a2bus_card_interface +{ +public: + // construction/destruction + a2bus_applicard_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source); + a2bus_applicard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // optional information overrides + virtual machine_config_constructor device_mconfig_additions() const; + + DECLARE_READ8_MEMBER( dma_r ); + DECLARE_WRITE8_MEMBER( dma_w ); + DECLARE_READ8_MEMBER( z80_io_r ); + DECLARE_WRITE8_MEMBER( z80_io_w ); + +protected: + virtual void device_start(); + virtual void device_reset(); + virtual const rom_entry *device_rom_region() const; + + // overrides of standard a2bus slot functions + virtual UINT8 read_c0nx(address_space &space, UINT8 offset); + virtual void write_c0nx(address_space &space, UINT8 offset, UINT8 data); + virtual bool take_c800(); + + required_device<cpu_device> m_z80; + +private: + bool m_bROMAtZ80Zero; + bool m_z80stat, m_6502stat; + UINT8 m_toz80, m_to6502; + UINT8 m_z80ram[64*1024]; + UINT8 *m_z80rom; +}; + +// device type definition +extern const device_type A2BUS_APPLICARD; + +#endif /* __A2BUS_APPLICARD__ */ |