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Diffstat (limited to 'src/devices/cpu/8x300/8x300.h')
-rw-r--r--src/devices/cpu/8x300/8x300.h47
1 files changed, 10 insertions, 37 deletions
diff --git a/src/devices/cpu/8x300/8x300.h b/src/devices/cpu/8x300/8x300.h
index 155079d225a..e3e3d68e7f6 100644
--- a/src/devices/cpu/8x300/8x300.h
+++ b/src/devices/cpu/8x300/8x300.h
@@ -28,11 +28,11 @@ enum
_8X300_IVL,
_8X300_OVF,
_8X300_R11,
- _8X300_R12,
- _8X300_R13,
- _8X300_R14,
- _8X300_R15,
- _8X300_R16,
+ _8X300_UNUSED12,
+ _8X300_UNUSED13,
+ _8X300_UNUSED14,
+ _8X300_UNUSED15,
+ _8X300_UNUSED16,
_8X300_IVR,
_8X300_LIV,
_8X300_RIV,
@@ -45,13 +45,8 @@ public:
// construction/destruction
n8x300_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
- auto sc_callback() { return m_sc_callback.bind(); }
-
protected:
- n8x300_cpu_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
-
// device-level overrides
- virtual void device_resolve_objects() override;
virtual void device_start() override;
virtual void device_reset() override;
@@ -70,12 +65,6 @@ protected:
// device_disasm_interface overrides
virtual std::unique_ptr<util::disasm_interface> create_disassembler() override;
- virtual void set_reg(uint8_t reg, uint8_t val, bool xmit);
- virtual uint8_t get_reg(uint8_t reg);
-
- void xmit_lb(uint8_t dst, uint8_t mask);
- void xmit_rb(uint8_t dst, uint8_t mask);
-
address_space_config m_program_config;
address_space_config m_io_config;
@@ -83,11 +72,9 @@ protected:
bool m_increment_pc;
address_space *m_program;
- memory_access_cache<1, -1, ENDIANNESS_BIG> *m_cache;
+ memory_access_cache<1, 0, ENDIANNESS_BIG> *m_cache;
address_space *m_io;
- devcb_write8 m_sc_callback; // Select Command (address latch)
-
uint16_t m_PC; // Program Counter
uint16_t m_AR; // Address Register
uint16_t m_IR; // Instruction Register
@@ -99,17 +86,13 @@ protected:
uint8_t m_R5;
uint8_t m_R6;
uint8_t m_R11;
- uint8_t m_R12;
- uint8_t m_R13;
- uint8_t m_R14;
- uint8_t m_R15;
- uint8_t m_R16;
uint8_t m_IVL; // Interface vector (I/O) left bank (write-only)
uint8_t m_IVR; // Interface vector (I/O) right bank (write-only)
uint8_t m_OVF; // Overflow register (read-only)
uint16_t m_genPC;
- uint8_t m_IV_latch; // IV bank contents, these are latched when IVL or IVR are set
+ uint8_t m_left_IV; // IV bank contents, these are latched when IVL or IVR are set
+ uint8_t m_right_IV;
private:
inline bool is_rot(uint16_t opcode)
@@ -137,20 +120,10 @@ private:
{
return ((s & ((uint8_t)0xff << n)) >> n) | ((s & ((uint8_t)0xff >> (8-n))) << (8-n));
}
-};
-
-class n8x305_cpu_device : public n8x300_cpu_device
-{
-public:
- // construction/destruction
- n8x305_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
-
-protected:
- virtual void set_reg(uint8_t reg, uint8_t val, bool xmit) override;
- virtual uint8_t get_reg(uint8_t reg) override;
+ void set_reg(uint8_t reg,uint8_t val);
+ uint8_t get_reg(uint8_t reg);
};
DECLARE_DEVICE_TYPE(N8X300, n8x300_cpu_device)
-DECLARE_DEVICE_TYPE(N8X305, n8x305_cpu_device)
#endif // MAME_CPU_8X300_8X300_H