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// license:BSD-3-Clause
// copyright-holders:smf
#pragma once
#ifndef __BANKDEV_H__
#define __BANKDEV_H__
#include "emu.h"
#define MCFG_ADDRESS_MAP_BANK_ENDIANNESS(_endianness) \
address_map_bank_device::set_endianness(*device, _endianness);
#define MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(_databus_width) \
address_map_bank_device::set_databus_width(*device, _databus_width);
#define MCFG_ADDRESS_MAP_BANK_ADDRBUS_WIDTH(_addrbus_width) \
address_map_bank_device::set_addrbus_width(*device, _addrbus_width);
#define MCFG_ADDRESS_MAP_BANK_STRIDE(_stride) \
address_map_bank_device::set_stride(*device, _stride);
class address_map_bank_device :
public device_t,
public device_memory_interface
{
public:
// construction/destruction
address_map_bank_device( const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock );
// static configuration helpers
static void set_endianness(device_t &device, endianness_t endianness) { downcast<address_map_bank_device &>(device).m_endianness = endianness; }
static void set_databus_width(device_t &device, UINT8 databus_width) { downcast<address_map_bank_device &>(device).m_databus_width = databus_width; }
static void set_addrbus_width(device_t &device, UINT8 addrbus_width) { downcast<address_map_bank_device &>(device).m_addrbus_width = addrbus_width; }
static void set_stride(device_t &device, UINT32 stride) { downcast<address_map_bank_device &>(device).m_stride = stride; }
DECLARE_ADDRESS_MAP(amap8, 8);
DECLARE_ADDRESS_MAP(amap16, 16);
DECLARE_ADDRESS_MAP(amap32, 32);
DECLARE_ADDRESS_MAP(amap64, 64);
DECLARE_WRITE8_MEMBER(write8);
DECLARE_WRITE16_MEMBER(write16);
DECLARE_WRITE32_MEMBER(write32);
DECLARE_WRITE64_MEMBER(write64);
DECLARE_READ8_MEMBER(read8);
DECLARE_READ16_MEMBER(read16);
DECLARE_READ32_MEMBER(read32);
DECLARE_READ64_MEMBER(read64);
void set_bank(offs_t offset);
protected:
virtual void device_start();
virtual void device_config_complete();
// device_memory_interface overrides
virtual const address_space_config *memory_space_config(address_spacenum spacenum = AS_0) const { return (spacenum == AS_PROGRAM) ? &m_program_config : nullptr; }
private:
// internal state
endianness_t m_endianness;
UINT8 m_databus_width;
UINT8 m_addrbus_width;
UINT32 m_stride;
address_space_config m_program_config;
address_space *m_program;
offs_t m_offset;
};
// device type definition
extern const device_type ADDRESS_MAP_BANK;
#endif
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