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Diffstat (limited to 'src/devices/bus/ieee488/softbox.h')
-rw-r--r-- | src/devices/bus/ieee488/softbox.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/devices/bus/ieee488/softbox.h b/src/devices/bus/ieee488/softbox.h new file mode 100644 index 00000000000..97e729fcc8d --- /dev/null +++ b/src/devices/bus/ieee488/softbox.h @@ -0,0 +1,82 @@ +// license:BSD-3-Clause +// copyright-holders:Curt Coder, Mike Naberezny +/********************************************************************** + + SSE SoftBox emulation + +**********************************************************************/ + +#pragma once + +#ifndef __PET_SOFTBOX__ +#define __PET_SOFTBOX__ + +#include "ieee488.h" +#include "bus/rs232/rs232.h" +#include "cpu/z80/z80.h" +#include "imagedev/harddriv.h" +#include "machine/corvushd.h" +#include "machine/com8116.h" +#include "machine/i8251.h" +#include "machine/i8255.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> softbox_device + +class softbox_device : public device_t, + public device_ieee488_interface +{ +public: + // construction/destruction + softbox_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; + virtual ioport_constructor device_input_ports() const; + + DECLARE_WRITE8_MEMBER( dbrg_w ); + + DECLARE_READ8_MEMBER( ppi0_pa_r ); + DECLARE_WRITE8_MEMBER( ppi0_pb_w ); + + DECLARE_READ8_MEMBER( ppi1_pa_r ); + DECLARE_WRITE8_MEMBER( ppi1_pb_w ); + DECLARE_READ8_MEMBER( ppi1_pc_r ); + DECLARE_WRITE8_MEMBER( ppi1_pc_w ); + +protected: + // device-level overrides + virtual void device_start(); + virtual void device_reset_after_children(); + + // device_ieee488_interface overrides + virtual void ieee488_ifc(int state); + +private: + enum + { + LED_A, + LED_B, + LED_READY + }; + + required_device<cpu_device> m_maincpu; + required_device<com8116_device> m_dbrg; + required_device<corvus_hdc_t> m_hdc; + + int m_ifc; // Tracks previous state of IEEE-488 IFC line +}; + + +// device type definition +extern const device_type SOFTBOX; + + + +#endif |