diff options
Diffstat (limited to 'src/devices/bus/a2bus/a2corvus.h')
-rw-r--r-- | src/devices/bus/a2bus/a2corvus.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/devices/bus/a2bus/a2corvus.h b/src/devices/bus/a2bus/a2corvus.h new file mode 100644 index 00000000000..4c9ade900ab --- /dev/null +++ b/src/devices/bus/a2bus/a2corvus.h @@ -0,0 +1,55 @@ +// license:BSD-3-Clause +// copyright-holders:R. Belmont +/********************************************************************* + + a2corvus.h + + Implementation of the Corvus flat-cable hard disk interface + for the Apple II. + +*********************************************************************/ + +#ifndef __A2BUS_CORVUS__ +#define __A2BUS_CORVUS__ + +#include "emu.h" +#include "a2bus.h" +#include "machine/corvushd.h" + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +class a2bus_corvus_device: + public device_t, + public device_a2bus_card_interface +{ +public: + // construction/destruction + a2bus_corvus_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_corvus_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // optional information overrides + virtual machine_config_constructor device_mconfig_additions() const; + virtual const rom_entry *device_rom_region() const; + + required_device<corvus_hdc_t> m_corvushd; + +protected: + virtual void device_start(); + virtual void device_reset(); + + // 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 UINT8 read_cnxx(address_space &space, UINT8 offset); + virtual UINT8 read_c800(address_space &space, UINT16 offset); + +private: + UINT8 *m_rom; +}; + +// device type definition +extern const device_type A2BUS_CORVUS; + +#endif /* __A2BUS_CORVUS__ */ |