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Diffstat (limited to 'src/devices/bus/spectrum/fuller.h')
-rw-r--r-- | src/devices/bus/spectrum/fuller.h | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/src/devices/bus/spectrum/fuller.h b/src/devices/bus/spectrum/fuller.h index cc6a4c8fec0..dc60cc3631e 100644 --- a/src/devices/bus/spectrum/fuller.h +++ b/src/devices/bus/spectrum/fuller.h @@ -31,18 +31,23 @@ public: protected: // device-level overrides - virtual void device_start() override; + virtual void device_start() override ATTR_COLD; // optional information overrides - virtual void device_add_mconfig(machine_config &config) override; - virtual ioport_constructor device_input_ports() const override; + virtual void device_add_mconfig(machine_config &config) override ATTR_COLD; + virtual ioport_constructor device_input_ports() const override ATTR_COLD; - virtual void pre_opcode_fetch(offs_t offset) override; - virtual uint8_t mreq_r(offs_t offset) override; - virtual void mreq_w(offs_t offset, uint8_t data) override; virtual uint8_t iorq_r(offs_t offset) override; virtual void iorq_w(offs_t offset, uint8_t data) override; - virtual DECLARE_READ_LINE_MEMBER(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 uint8_t mreq_r(offs_t offset) override { return m_exp->romcs() ? m_exp->mreq_r(offset) : 0xff; } + virtual void mreq_w(offs_t offset, uint8_t data) override { if (m_exp->romcs()) m_exp->mreq_w(offset, data); } + virtual bool romcs() override { return m_exp->romcs(); } private: required_device<spectrum_expansion_slot_device> m_exp; |