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-rw-r--r--src/devices/bus/msx/slot/ax230.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/src/devices/bus/msx/slot/ax230.h b/src/devices/bus/msx/slot/ax230.h
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index 00000000000..31f5fa3df8d
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+++ b/src/devices/bus/msx/slot/ax230.h
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+// license:BSD-3-Clause
+// copyright-holders:Wilbert Pol
+#ifndef MAME_BUS_MSX_SLOT_AX230_H
+#define MAME_BUS_MSX_SLOT_AX230_H
+
+#pragma once
+
+#include "slot.h"
+
+
+DECLARE_DEVICE_TYPE(MSX_SLOT_AX230, msx_slot_ax230_device)
+
+
+class msx_slot_ax230_device : public device_t, public msx_internal_slot_interface
+{
+public:
+ msx_slot_ax230_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
+
+ // configuration helpers
+ void set_rom_start(const char *region, u32 offset) { m_rom_region.set_tag(region); m_region_offset = offset; }
+
+protected:
+ virtual void device_start() override;
+ virtual void device_reset() override;
+
+private:
+ static constexpr u8 BANKS = 0x80;
+ static constexpr u8 BANK_MASK = BANKS - 1;
+
+ void mapper_write(offs_t offset, uint8_t data);
+
+ required_memory_region m_rom_region;
+ memory_bank_array_creator<4> m_rombank;
+ u32 m_region_offset;
+};
+
+
+#endif // MAME_BUS_MSX_SLOT_AX230_H