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// license:BSD-3-Clause
// copyright-holders:R. Belmont
#pragma once
#ifndef __NUBUS_IMAGE_H__
#define __NUBUS_IMAGE_H__
#include "emu.h"
#include "nubus.h"
#include "osdcore.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class messimg_disk_image_device;
struct nbfilectx {
UINT32 curcmd;
UINT8 filename[128];
UINT8 curdir[1024];
osd::directory::ptr dirp;
osd_file::ptr fd;
UINT64 filelen;
UINT32 bytecount;
};
// ======================> nubus_image_device
class nubus_image_device :
public device_t,
public device_nubus_card_interface
{
public:
// construction/destruction
nubus_image_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
nubus_image_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
// optional information overrides
virtual machine_config_constructor device_mconfig_additions() const override;
virtual const rom_entry *device_rom_region() const override;
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
DECLARE_READ32_MEMBER(image_status_r);
DECLARE_WRITE32_MEMBER(image_status_w);
DECLARE_READ32_MEMBER(image_r);
DECLARE_WRITE32_MEMBER(image_w);
DECLARE_READ32_MEMBER(image_super_r);
DECLARE_WRITE32_MEMBER(image_super_w);
DECLARE_READ32_MEMBER(file_cmd_r);
DECLARE_WRITE32_MEMBER(file_cmd_w);
DECLARE_READ32_MEMBER(file_data_r);
DECLARE_WRITE32_MEMBER(file_data_w);
DECLARE_READ32_MEMBER(file_len_r);
DECLARE_WRITE32_MEMBER(file_len_w);
DECLARE_READ32_MEMBER(file_name_r);
DECLARE_WRITE32_MEMBER(file_name_w);
public:
messimg_disk_image_device *m_image;
struct nbfilectx filectx;
};
// device type definition
extern const device_type NUBUS_IMAGE;
enum {
kFileCmdGetDir = 1,
kFileCmdSetDir,
kFileCmdGetFirstListing,
kFileCmdGetNextListing,
kFileCmdGetFile,
kFileCmdPutFile
};
#endif /* __NUBUS_IMAGE_H__ */
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