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Diffstat (limited to 'src/devices/bus/msx_slot/fs4600.h')
-rw-r--r--src/devices/bus/msx_slot/fs4600.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/src/devices/bus/msx_slot/fs4600.h b/src/devices/bus/msx_slot/fs4600.h
new file mode 100644
index 00000000000..c383ba49e30
--- /dev/null
+++ b/src/devices/bus/msx_slot/fs4600.h
@@ -0,0 +1,47 @@
+// license:BSD-3-Clause
+// copyright-holders:Wilbert Pol
+#ifndef __MSX_SLOT_FS4600_H
+#define __MSX_SLOT_FS4600_H
+
+#include "slot.h"
+#include "machine/nvram.h"
+
+
+extern const device_type MSX_SLOT_FS4600;
+
+
+#define MCFG_MSX_SLOT_FS4600_ADD(_tag, _startpage, _numpages, _region, _offset) \
+ MCFG_MSX_INTERNAL_SLOT_ADD(_tag, MSX_SLOT_FS4600, _startpage, _numpages) \
+ msx_slot_fs4600_device::set_rom_start(*device, _region, _offset);
+
+class msx_slot_fs4600_device : public device_t,
+ public msx_internal_slot_interface
+{
+public:
+ msx_slot_fs4600_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // static configuration helpers
+ static void set_rom_start(device_t &device, const char *region, UINT32 offset);
+
+ virtual void device_start();
+ virtual machine_config_constructor device_mconfig_additions() const;
+
+ virtual DECLARE_READ8_MEMBER(read);
+ virtual DECLARE_WRITE8_MEMBER(write);
+
+ void restore_banks();
+
+private:
+ required_device<nvram_device> m_nvram;
+ const char *m_region;
+ UINT32 m_region_offset;
+ const UINT8 *m_rom;
+ UINT8 m_selected_bank[4];
+ const UINT8 *m_bank_base[4];
+ UINT32 m_sram_address;
+ UINT8 m_sram[0x1000];
+ UINT8 m_control;
+};
+
+
+#endif