diff options
Diffstat (limited to 'src/devices/bus/spectrum/exp.h')
-rw-r--r-- | src/devices/bus/spectrum/exp.h | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/src/devices/bus/spectrum/exp.h b/src/devices/bus/spectrum/exp.h index 81e654a9867..aee398d1ab4 100644 --- a/src/devices/bus/spectrum/exp.h +++ b/src/devices/bus/spectrum/exp.h @@ -69,25 +69,22 @@ public: spectrum_expansion_slot_device(machine_config const &mconfig, char const *tag, device_t *owner, uint32_t clock = 0); - template <typename T> void set_io_space(T &&tag, int spacenum) { m_io.set_tag(std::forward<T>(tag), spacenum); } - // callbacks auto irq_handler() { return m_irq_handler.bind(); } auto nmi_handler() { return m_nmi_handler.bind(); } + void opcode_fetch(offs_t offset); uint8_t mreq_r(offs_t offset); void mreq_w(offs_t offset, uint8_t data); - uint8_t port_fe_r(offs_t offset); + uint8_t iorq_r(offs_t offset); + void iorq_w(offs_t offset, uint8_t data); DECLARE_READ_LINE_MEMBER( romcs ); DECLARE_WRITE_LINE_MEMBER( irq_w ) { m_irq_handler(state); } DECLARE_WRITE_LINE_MEMBER( nmi_w ) { m_nmi_handler(state); } - required_address_space m_io; - protected: // device-level overrides - virtual void device_config_complete() override; virtual void device_validity_check(validity_checker &valid) const override; virtual void device_start() override; virtual void device_reset() override; @@ -109,14 +106,14 @@ public: device_spectrum_expansion_interface(const machine_config &mconfig, device_t &device); // reading and writing + virtual void opcode_fetch(offs_t offset) { }; virtual uint8_t mreq_r(offs_t offset) { return 0xff; } virtual void mreq_w(offs_t offset, uint8_t data) { } - virtual uint8_t port_fe_r(offs_t offset) { return 0xff; } + virtual uint8_t iorq_r(offs_t offset) { return 0xff; } + virtual void iorq_w(offs_t offset, uint8_t data) { } virtual DECLARE_READ_LINE_MEMBER(romcs) { return 0; } protected: - address_space &io_space() { return *m_slot->m_io; } - spectrum_expansion_slot_device *m_slot; }; |