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// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/***************************************************************************
mpc105.h
Motorola MPC105 PCI bridge
***************************************************************************/
#ifndef MAME_BUS_LPCI_MPC105_H
#define MAME_BUS_LPCI_MPC105_H
#pragma once
#include "pci.h"
#define MPC105_MEMORYBANK_COUNT 8
#define MCFG_MPC105_CPU( _tag ) \
mpc105_device::static_set_cpu(*device, _tag);
#define MCFG_MPC105_BANK_BASE_DEFAULT( bank_base_default ) \
mpc105_device::static_set_bank_base_default(*device, bank_base_default);
// ======================> mpc105_device
class mpc105_device : public device_t,
public pci_device_interface
{
public:
// construction/destruction
mpc105_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
static void static_set_cpu(device_t &device, const char *tag) { dynamic_cast<mpc105_device &>(device).m_cpu_tag = tag; }
static void static_set_bank_base_default(device_t &device, int bank_base_default) { dynamic_cast<mpc105_device &>(device).m_bank_base_default = bank_base_default; }
virtual uint32_t pci_read(pci_bus_device *pcibus, int function, int offset, uint32_t mem_mask) override;
virtual void pci_write(pci_bus_device *pcibus, int function, int offset, uint32_t data, uint32_t mem_mask) override;
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
void update_memory();
private:
const char *m_cpu_tag;
int m_bank_base_default;
int m_bank_base;
uint8_t m_bank_enable;
uint32_t m_bank_registers[8];
cpu_device* m_maincpu;
};
// device type definition
DECLARE_DEVICE_TYPE(MPC105, mpc105_device)
#endif // MAME_BUS_LPCI_MPC105_H
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