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Diffstat (limited to 'src/devices/cpu/z80/r800.h')
-rw-r--r--src/devices/cpu/z80/r800.h15
1 files changed, 14 insertions, 1 deletions
diff --git a/src/devices/cpu/z80/r800.h b/src/devices/cpu/z80/r800.h
index bad16f8cfdd..967ed29417d 100644
--- a/src/devices/cpu/z80/r800.h
+++ b/src/devices/cpu/z80/r800.h
@@ -1,5 +1,5 @@
// license:BSD-3-Clause
-// copyright-holders:AJR
+// copyright-holders:AJR,Wilbert Pol
/***************************************************************************
ASCII R800 CPU
@@ -24,10 +24,23 @@ public:
// device type constructor
r800_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
+ static constexpr feature_type imperfect_features() { return feature::TIMING; }
+
protected:
+ // device_t implementation
+ virtual void device_validity_check(validity_checker &valid) const override;
+
// device_execute_interface overrides
virtual u64 execute_clocks_to_cycles(u64 clocks) const noexcept override { return (clocks + 4 - 1) / 4; }
virtual u64 execute_cycles_to_clocks(u64 cycles) const noexcept override { return (cycles * 4); }
+ virtual void execute_run() override;
+
+ // device_disasm_interface implementation
+ virtual std::unique_ptr<util::disasm_interface> create_disassembler() override;
+
+ u8 r800_sll(u8 value);
+ void mulub(u8 value);
+ void muluw(u16 value);
};
// device type declaration