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Diffstat (limited to 'src/devices/cpu/m6800/m6800.h')
-rw-r--r--src/devices/cpu/m6800/m6800.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/devices/cpu/m6800/m6800.h b/src/devices/cpu/m6800/m6800.h
index 0e8ef732058..82131562637 100644
--- a/src/devices/cpu/m6800/m6800.h
+++ b/src/devices/cpu/m6800/m6800.h
@@ -368,12 +368,19 @@ class m6802_cpu_device : public m6800_cpu_device
public:
m6802_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ void set_ram_enable(bool re) { assert(!configured()); m_ram_enable = re; }
+
protected:
m6802_cpu_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock, const m6800_cpu_device::op_func *insn, const uint8_t *cycles);
virtual uint64_t execute_clocks_to_cycles(uint64_t clocks) const noexcept override { return (clocks + 4 - 1) / 4; }
virtual uint64_t execute_cycles_to_clocks(uint64_t cycles) const noexcept override { return (cycles * 4); }
virtual std::unique_ptr<util::disasm_interface> create_disassembler() override;
+
+ bool m_ram_enable;
+
+private:
+ void ram_map(address_map &map);
};
@@ -384,6 +391,7 @@ public:
protected:
virtual std::unique_ptr<util::disasm_interface> create_disassembler() override;
+ virtual void device_validity_check(validity_checker &valid) const override;
};