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Diffstat (limited to 'src/devices/bus/spectrum/lprint.h')
-rw-r--r-- | src/devices/bus/spectrum/lprint.h | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/src/devices/bus/spectrum/lprint.h b/src/devices/bus/spectrum/lprint.h new file mode 100644 index 00000000000..ccf330b7ded --- /dev/null +++ b/src/devices/bus/spectrum/lprint.h @@ -0,0 +1,185 @@ +// license:BSD-3-Clause +// copyright-holders:MetalliC +/********************************************************************* + + Common printer interfaces + +*********************************************************************/ +#ifndef MAME_BUS_SPECTRUM_LPRINT_H +#define MAME_BUS_SPECTRUM_LPRINT_H + +#include "exp.h" +#include "bus/centronics/ctronics.h" +#include "bus/rs232/rs232.h" + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +class spectrum_lprint_device : + public device_t, + public device_spectrum_expansion_interface + +{ +public: + // construction/destruction + spectrum_lprint_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +protected: + // device-level overrides + virtual void device_start() override ATTR_COLD; + virtual void device_reset() override ATTR_COLD; + + // optional information overrides + virtual void device_add_mconfig(machine_config &config) override ATTR_COLD; + virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD; + + virtual void pre_opcode_fetch(offs_t offset) override; + virtual void pre_data_fetch(offs_t offset) override; + virtual uint8_t mreq_r(offs_t offset) override; + virtual uint8_t iorq_r(offs_t offset) override; + virtual void iorq_w(offs_t offset, uint8_t data) override; + virtual bool romcs() override; + + void busy_w(int state) { m_busy = state; } + + required_memory_region m_rom; + required_device<centronics_device> m_centronics; + + bool m_romcs; + int m_busy; +}; + +class spectrum_lprint3_device : + public device_t, + public device_spectrum_expansion_interface + +{ +public: + // construction/destruction + spectrum_lprint3_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +protected: + // device-level overrides + virtual void device_start() override ATTR_COLD; + virtual void device_reset() override ATTR_COLD; + + // optional information overrides + virtual void device_add_mconfig(machine_config &config) override ATTR_COLD; + virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD; + + virtual uint8_t mreq_r(offs_t offset) override; + virtual uint8_t iorq_r(offs_t offset) override; + virtual void iorq_w(offs_t offset, uint8_t data) override; + virtual bool romcs() override; + + // passthru + virtual void pre_opcode_fetch(offs_t offset) override { m_exp->pre_opcode_fetch(offset); } + virtual void post_opcode_fetch(offs_t offset) override { m_exp->post_opcode_fetch(offset); } + virtual void pre_data_fetch(offs_t offset) override { m_exp->pre_data_fetch(offset); } + virtual void post_data_fetch(offs_t offset) override { m_exp->post_data_fetch(offset); } + virtual void mreq_w(offs_t offset, uint8_t data) override { if (m_exp->romcs()) m_exp->mreq_w(offset, data); } + + void busy_w(int state) { m_busy = state; } + + required_memory_region m_rom; + required_device<centronics_device> m_centronics; + required_device<rs232_port_device> m_rs232; + required_device<spectrum_expansion_slot_device> m_exp; + + bool m_romcs; + int m_busy; +}; + +class spectrum_kempcentrs_device : + public device_t, + public device_spectrum_expansion_interface + +{ +public: + // construction/destruction + spectrum_kempcentrs_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +protected: + // device-level overrides + virtual void device_start() override ATTR_COLD; + virtual void device_reset() override ATTR_COLD; + + // optional information overrides + virtual void device_add_mconfig(machine_config &config) override ATTR_COLD; + + virtual uint8_t iorq_r(offs_t offset) override; + virtual void iorq_w(offs_t offset, uint8_t data) override; + + void busy_w(int state) { m_busy = state; } + + required_device<centronics_device> m_centronics; + + int m_busy; +}; + +class spectrum_kempcentre_device : + public device_t, + public device_spectrum_expansion_interface + +{ +public: + // construction/destruction + spectrum_kempcentre_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +protected: + spectrum_kempcentre_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); + + // device-level overrides + virtual void device_start() override ATTR_COLD; + virtual void device_reset() override ATTR_COLD; + + // optional information overrides + virtual void device_add_mconfig(machine_config &config) override ATTR_COLD; + virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD; + + virtual void pre_opcode_fetch(offs_t offset) override; + virtual void pre_data_fetch(offs_t offset) override; + virtual uint8_t mreq_r(offs_t offset) override; + virtual uint8_t iorq_r(offs_t offset) override; + virtual void iorq_w(offs_t offset, uint8_t data) override; + virtual bool romcs() override; + + void busy_w(int state) { m_busy = state; } + + required_memory_region m_rom; + required_device<centronics_device> m_centronics; + + int m_active; + bool m_romcs; + int m_busy; +}; + +class spectrum_kempcentreu_device : + public spectrum_kempcentre_device +{ +public: + // construction/destruction + spectrum_kempcentreu_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +protected: + // device-level overrides + virtual void device_start() override ATTR_COLD; + + // optional information overrides + virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD; + + virtual void pre_opcode_fetch(offs_t offset) override; + virtual uint8_t iorq_r(offs_t offset) override; +}; + + +// device type definition +DECLARE_DEVICE_TYPE(SPECTRUM_LPRINT, spectrum_lprint_device) +DECLARE_DEVICE_TYPE(SPECTRUM_LPRINT3, spectrum_lprint3_device) +DECLARE_DEVICE_TYPE(SPECTRUM_KEMPCENTRS, spectrum_kempcentrs_device) +DECLARE_DEVICE_TYPE(SPECTRUM_KEMPCENTREF, spectrum_kempcentre_device) +DECLARE_DEVICE_TYPE(SPECTRUM_KEMPCENTREU, spectrum_kempcentreu_device) + + +#endif // MAME_BUS_SPECTRUM_LPRINT_H |