mirror of
https://github.com/holub/mame
synced 2025-07-06 02:18:09 +03:00
79 lines
2.3 KiB
C++
79 lines
2.3 KiB
C++
// license:BSD-3-Clause
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// copyright-holders:Aaron Giles
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/***************************************************************************
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didisasm.c
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Device disasm interfaces.
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***************************************************************************/
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#include "emu.h"
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//**************************************************************************
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// DEVICE DISASM INTERFACE
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//**************************************************************************
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//-------------------------------------------------
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// device_disasm_interface - constructor
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//-------------------------------------------------
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device_disasm_interface::device_disasm_interface(const machine_config &mconfig, device_t &device)
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: device_interface(device, "disasm")
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{
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}
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//-------------------------------------------------
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// ~device_disasm_interface - destructor
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//-------------------------------------------------
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device_disasm_interface::~device_disasm_interface()
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{
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}
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//-------------------------------------------------
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// interface_pre_start - work to be done prior to
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// actually starting a device
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//-------------------------------------------------
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void device_disasm_interface::interface_pre_start()
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{
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// bind delegate
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m_dasm_override.bind_relative_to(*device().owner());
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}
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//-------------------------------------------------
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// static_set_dasm_override - configuration
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// helper to override disassemble function
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//-------------------------------------------------
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void device_disasm_interface::static_set_dasm_override(device_t &device, dasm_override_delegate dasm_override)
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{
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device_disasm_interface *dasm;
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if (!device.interface(dasm))
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throw emu_fatalerror("MCFG_DEVICE_DISASSEMBLE_OVERRIDE called on device '%s' with no disasm interface", device.tag());
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dasm->m_dasm_override = dasm_override;
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}
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//-------------------------------------------------
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// disassemble - interface for disassembly
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//-------------------------------------------------
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offs_t device_disasm_interface::disassemble(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram, UINT32 options)
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{
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offs_t result = 0;
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// check for disassembler override
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if (!m_dasm_override.isnull())
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result = m_dasm_override(device(), buffer, pc, oprom, opram, options);
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if (result == 0)
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result = disasm_disassemble(buffer, pc, oprom, opram, options);
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return result;
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}
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