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Diffstat (limited to 'src/devices/bus/a800/atari1050.h')
-rw-r--r-- | src/devices/bus/a800/atari1050.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/devices/bus/a800/atari1050.h b/src/devices/bus/a800/atari1050.h new file mode 100644 index 00000000000..48e32b86430 --- /dev/null +++ b/src/devices/bus/a800/atari1050.h @@ -0,0 +1,48 @@ +// license:BSD-3-Clause +// copyright-holders:AJR +/*************************************************************************** + + Atari 1050 Dual Density Disk Drive + +***************************************************************************/ + +#ifndef MAME_BUS_A800_ATARI1050 +#define MAME_BUS_A800_ATARI1050 1 + +#pragma once + +#include "a8sio.h" +#include "machine/mos6530n.h" +#include "machine/wd_fdc.h" + + +class atari1050_device : public device_t, public device_a8sio_card_interface +{ +public: + atari1050_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock); + + static constexpr feature_type unemulated_features() { return feature::DISK; } + +protected: + virtual void device_start() override; + virtual ioport_constructor device_input_ports() const override; + virtual void device_add_mconfig(machine_config &config) override; + virtual const tiny_rom_entry *device_rom_region() const override; + + virtual DECLARE_WRITE_LINE_MEMBER(data_out_w) override; + virtual DECLARE_WRITE_LINE_MEMBER(command_w) override; + virtual DECLARE_WRITE_LINE_MEMBER(ready_w) override; + +private: + void step_w(u8 data); + + void mem_map(address_map &map); + + required_device<mos6532_new_device> m_pia; + required_device<wd2793_device> m_fdc; +}; + +// device type declaration +DECLARE_DEVICE_TYPE(ATARI1050, atari1050_device) + +#endif // MAME_BUS_A800_ATARI1050 |