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Diffstat (limited to 'src/devices/cpu/tms9900/tms9980a.h')
-rw-r--r--src/devices/cpu/tms9900/tms9980a.h56
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diff --git a/src/devices/cpu/tms9900/tms9980a.h b/src/devices/cpu/tms9900/tms9980a.h
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+++ b/src/devices/cpu/tms9900/tms9980a.h
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+// license:BSD-3-Clause
+// copyright-holders:Michael Zapf
+/*
+ TMS9980A.
+ See tms9980a.c and tms9900.c for documentation
+*/
+
+#ifndef __TMS9980A_H__
+#define __TMS9980A_H__
+
+#include "emu.h"
+#include "debugger.h"
+#include "tms9900.h"
+
+enum
+{
+ INT_9980A_RESET = 0,
+ INT_9980A_LOAD = 2,
+ INT_9980A_LEVEL1 = 3,
+ INT_9980A_LEVEL2 = 4,
+ INT_9980A_LEVEL3 = 5,
+ INT_9980A_LEVEL4 = 6,
+ INT_9980A_CLEAR= 7
+};
+
+class tms9980a_device : public tms99xx_device
+{
+public:
+ tms9980a_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+protected:
+ void mem_read(void);
+ void mem_write(void);
+ void acquire_instruction(void);
+
+ void resolve_lines();
+
+ UINT16 read_workspace_register_debug(int reg);
+ void write_workspace_register_debug(int reg, UINT16 data);
+
+ UINT32 execute_min_cycles() const;
+ UINT32 execute_max_cycles() const;
+ UINT32 execute_input_lines() const;
+ void execute_set_input(int irqline, int state);
+
+ UINT32 disasm_min_opcode_bytes() const;
+ UINT32 disasm_max_opcode_bytes() const;
+ offs_t disasm_disassemble(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram, UINT32 options);
+ address_space_config m_program_config80;
+ address_space_config m_io_config80;
+};
+
+// device type definition
+extern const device_type TMS9980A;
+
+#endif /* __TMS9980A_H__ */