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enum {
	D88_TRACKMAX		= 164,
	D88_HEADERSIZE		= 0x20 + (D88_TRACKMAX * 4)
};


#if defined(__GNUC__)
/* D88ヘッダ (size: 2b0h bytes) */
typedef struct {
	UINT8	fd_name[17];		/* Disk Name           */
	UINT8	reserved1[9]; 		/* Reserved            */
	UINT8	protect;			/* Write Protect bit:4 */
	UINT8	fd_type;			/* Disk Format         */
	UINT8	fd_size[4];			/* Disk Size           */
} __attribute__ ((packed)) _D88HEAD, *D88HEAD;

/* D88セクタ (size: 16bytes) */
typedef struct {
	UINT8	c;
	UINT8	h;
	UINT8	r;
	UINT8	n;
	UINT8	sectors[2];			/* Sector Count               */
	UINT8	mfm_flg;			/* sides                      */
	UINT8	del_flg;			/* DELETED DATA               */
	UINT8	stat;				/* STATUS (FDC ret)           */
	UINT8	seektime;			/* Seek Time                  */
	UINT8	reserved[3];		/* Reserved                   */
	UINT8	rpm_flg;			/* rpm			0:1.2  1:1.44 */
	UINT8	size[2];			/* Sector Size                */
} __attribute__ ((packed)) _D88SEC, *D88SEC;
#else
#pragma pack(push, 1)
/* D88ヘッダ (size: 2b0h bytes) */
typedef struct {
	UINT8	fd_name[17];		/* Disk Name           */
	UINT8	reserved1[9]; 		/* Reserved            */
	UINT8	protect;			/* Write Protect bit:4 */
	UINT8	fd_type;			/* Disk Format         */
	UINT8	fd_size[4];			/* Disk Size           */
} _D88HEAD, *D88HEAD;

/* D88セクタ (size: 16bytes) */
typedef struct {
	UINT8	c;
	UINT8	h;
	UINT8	r;
	UINT8	n;
	UINT8	sectors[2];			/* Sector Count               */
	UINT8	mfm_flg;			/* sides                      */
	UINT8	del_flg;			/* DELETED DATA               */
	UINT8	stat;				/* STATUS (FDC ret)           */
	UINT8	seektime;			/* Seek Time                  */
	UINT8	reserved[3];		/* Reserved                   */
	UINT8	rpm_flg;			/* rpm			0:1.2  1:1.44 */
	UINT8	size[2];			/* Sector Size                */
} _D88SEC, *D88SEC;
#pragma pack(pop)
#endif