freebsd: trim dkio.h to the minimum

Only DKIOCFLUSHWRITECACHE is required.

Reviewed-by: Ryan Moeller <[email protected]>
Reviewed-by: Richard Yao <[email protected]>
Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: Brooks Davis <[email protected]>
Closes #14127

1 files changed, 0 insertions, 460 deletions

diff --git a/include/os/freebsd/spl/sys/dkio.h b/include/os/freebsd/spl/sys/dkio.h
index 009886cb0..cd747089d 100644
--- a/include/os/freebsd/spl/sys/dkio.h
+++ b/include/os/freebsd/spl/sys/dkio.h
@@ -28,467 +28,7 @@
 #ifndef _OPENSOLARIS_SYS_DKIO_H_
 #define	_OPENSOLARIS_SYS_DKIO_H_
 
-#include <sys/types.h>	/* Needed for NDKMAP define */
-
-#ifdef	__cplusplus
-extern "C" {
-#endif
-
-#if defined(_SUNOS_VTOC_16)
-#define	NDKMAP		16		/* # of logical partitions */
-#define	DK_LABEL_LOC	1		/* location of disk label */
-#elif defined(_SUNOS_VTOC_8)
-#define	NDKMAP		8		/* # of logical partitions */
-#define	DK_LABEL_LOC	0		/* location of disk label */
-#else
-#error "No VTOC format defined."
-#endif
-
-/*
- * Structures and definitions for disk io control commands
- */
-
-/*
- * Structures used as data by ioctl calls.
- */
-
-#define	DK_DEVLEN	16		/* device name max length, including */
-					/* unit # & NULL (ie - "xyc1") */
-
-/*
- * Used for controller info
- */
-struct dk_cinfo {
-	char	dki_cname[DK_DEVLEN];	/* controller name (no unit #) */
-	ushort_t dki_ctype;		/* controller type */
-	ushort_t dki_flags;		/* flags */
-	ushort_t dki_cnum;		/* controller number */
-	uint_t	dki_addr;		/* controller address */
-	uint_t	dki_space;		/* controller bus type */
-	uint_t	dki_prio;		/* interrupt priority */
-	uint_t	dki_vec;		/* interrupt vector */
-	char	dki_dname[DK_DEVLEN];	/* drive name (no unit #) */
-	uint_t	dki_unit;		/* unit number */
-	ushort_t dki_partition;		/* partition number */
-	ushort_t dki_maxtransfer;	/* max. transfer size in DEV_BSIZE */
-};
-
-/*
- * Controller types
- */
-#define	DKC_UNKNOWN	0
-#define	DKC_CDROM	1	/* CD-ROM, SCSI or otherwise */
-#define	DKC_WDC2880	2
-#define	DKC_XXX_0	3	/* unassigned */
-#define	DKC_XXX_1	4	/* unassigned */
-#define	DKC_DSD5215	5
-#define	DKC_ACB4000	7
-#define	DKC_MD21	8
-#define	DKC_XXX_2	9	/* unassigned */
-#define	DKC_NCRFLOPPY	10
-#define	DKC_SMSFLOPPY	12
-#define	DKC_SCSI_CCS	13	/* SCSI CCS compatible */
-#define	DKC_INTEL82072	14	/* native floppy chip */
-#define	DKC_MD		16	/* meta-disk (virtual-disk) driver */
-#define	DKC_INTEL82077	19	/* 82077 floppy disk controller */
-#define	DKC_DIRECT	20	/* Intel direct attached device i.e. IDE */
-#define	DKC_PCMCIA_MEM	21	/* PCMCIA memory disk-like type */
-#define	DKC_PCMCIA_ATA	22	/* PCMCIA AT Attached type */
-#define	DKC_VBD		23	/* virtual block device */
-
-/*
- * Sun reserves up through 1023
- */
-
-#define	DKC_CUSTOMER_BASE	1024
-
-/*
- * Flags
- */
-#define	DKI_BAD144	0x01	/* use DEC std 144 bad sector fwding */
-#define	DKI_MAPTRK	0x02	/* controller does track mapping */
-#define	DKI_FMTTRK	0x04	/* formats only full track at a time */
-#define	DKI_FMTVOL	0x08	/* formats only full volume at a time */
-#define	DKI_FMTCYL	0x10	/* formats only full cylinders at a time */
-#define	DKI_HEXUNIT	0x20	/* unit number is printed as 3 hex digits */
-#define	DKI_PCMCIA_PFD	0x40	/* PCMCIA pseudo-floppy memory card */
-
-/*
- * partition headers:  section 1
- * Returned in struct dk_allmap by ioctl DKIOC[SG]APART (dkio(7I))
- */
-struct dk_map {
-	uint64_t	dkl_cylno;	/* starting cylinder */
-	uint64_t	dkl_nblk;	/* number of blocks;  if == 0, */
-					/* partition is undefined */
-};
-
-/*
- * Used for all partitions
- */
-struct dk_allmap {
-	struct dk_map	dka_map[NDKMAP];
-};
-
-#if defined(_SYSCALL32)
-struct dk_allmap32 {
-	struct dk_map32	dka_map[NDKMAP];
-};
-#endif /* _SYSCALL32 */
-
-/*
- * Definition of a disk's geometry
- */
-struct dk_geom {
-	unsigned short	dkg_ncyl;	/* # of data cylinders */
-	unsigned short	dkg_acyl;	/* # of alternate cylinders */
-	unsigned short	dkg_bcyl;	/* cyl offset (for fixed head area) */
-	unsigned short	dkg_nhead;	/* # of heads */
-	unsigned short	dkg_obs1;	/* obsolete */
-	unsigned short	dkg_nsect;	/* # of data sectors per track */
-	unsigned short	dkg_intrlv;	/* interleave factor */
-	unsigned short	dkg_obs2;	/* obsolete */
-	unsigned short	dkg_obs3;	/* obsolete */
-	unsigned short	dkg_apc;	/* alternates per cyl (SCSI only) */
-	unsigned short	dkg_rpm;	/* revolutions per minute */
-	unsigned short	dkg_pcyl;	/* # of physical cylinders */
-	unsigned short	dkg_write_reinstruct;	/* # sectors to skip, writes */
-	unsigned short	dkg_read_reinstruct;	/* # sectors to skip, reads */
-	unsigned short	dkg_extra[7];	/* for compatible expansion */
-};
-
-/*
- * These defines are for historic compatibility with old drivers.
- */
-#define	dkg_bhead	dkg_obs1	/* used to be head offset */
-#define	dkg_gap1	dkg_obs2	/* used to be gap1 */
-#define	dkg_gap2	dkg_obs3	/* used to be gap2 */
-
-/*
- * Disk io control commands
- * Warning: some other ioctls with the DIOC prefix exist elsewhere.
- * The Generic DKIOC numbers are from	0   -  50.
- *	The Floppy Driver uses		51  - 100.
- *	The Hard Disk (except SCSI)	101 - 106.	(these are obsolete)
- *	The CDROM Driver		151 - 200.
- *	The USCSI ioctl			201 - 250.
- */
 #define	DKIOC		(0x04 << 8)
-
-/*
- * The following ioctls are generic in nature and need to be
- * supported as appropriate by all disk drivers
- */
-#define	DKIOCGGEOM	(DKIOC|1)		/* Get geometry */
-#define	DKIOCINFO	(DKIOC|3)		/* Get info */
-#define	DKIOCEJECT	(DKIOC|6)		/* Generic 'eject' */
-#define	DKIOCGVTOC	(DKIOC|11)		/* Get VTOC */
-#define	DKIOCSVTOC	(DKIOC|12)		/* Set VTOC & Write to Disk */
-
-/*
- * Disk Cache Controls.  These ioctls should be supported by
- * all disk drivers.
- *
- * DKIOCFLUSHWRITECACHE when used from user-mode ignores the ioctl
- * argument, but it should be passed as NULL to allow for future
- * reinterpretation.  From user-mode, this ioctl request is synchronous.
- *
- * When invoked from within the kernel, the arg can be NULL to indicate
- * a synchronous request or can be the address of a struct dk_callback
- * to request an asynchronous callback when the flush request is complete.
- * In this case, the flag to the ioctl must include FKIOCTL and the
- * dkc_callback field of the pointed to struct must be non-null or the
- * request is made synchronously.
- *
- * In the callback case: if the ioctl returns 0, a callback WILL be performed.
- * If the ioctl returns non-zero, a callback will NOT be performed.
- * NOTE: In some cases, the callback may be done BEFORE the ioctl call
- * returns.  The caller's locking strategy should be prepared for this case.
- */
 #define	DKIOCFLUSHWRITECACHE	(DKIOC|34)	/* flush cache to phys medium */
 
-struct dk_callback {
-	void (*dkc_callback)(void *dkc_cookie, int error);
-	void *dkc_cookie;
-	int dkc_flag;
-};
-
-/* bit flag definitions for dkc_flag */
-#define	FLUSH_VOLATILE		0x1	/* Bit 0: if set, only flush */
-					/* volatile cache; otherwise, flush */
-					/* volatile and non-volatile cache */
-
-#define	DKIOCGETWCE		(DKIOC|36)	/* Get current write cache */
-						/* enablement status */
-#define	DKIOCSETWCE		(DKIOC|37)	/* Enable/Disable write cache */
-
-/*
- * The following ioctls are used by Sun drivers to communicate
- * with their associated format routines. Support of these ioctls
- * is not required of foreign drivers
- */
-#define	DKIOCSGEOM	(DKIOC|2)		/* Set geometry */
-#define	DKIOCSAPART	(DKIOC|4)		/* Set all partitions */
-#define	DKIOCGAPART	(DKIOC|5)		/* Get all partitions */
-#define	DKIOCG_PHYGEOM	(DKIOC|32)		/* get physical geometry */
-#define	DKIOCG_VIRTGEOM	(DKIOC|33)		/* get virtual geometry */
-
-/*
- * The following ioctl's are removable media support
- */
-#define	DKIOCLOCK	(DKIOC|7)	/* Generic 'lock' */
-#define	DKIOCUNLOCK	(DKIOC|8)	/* Generic 'unlock' */
-#define	DKIOCSTATE	(DKIOC|13)	/* Inquire insert/eject state */
-#define	DKIOCREMOVABLE	(DKIOC|16)	/* is media removable */
-
-
-/*
- * ioctl for hotpluggable devices
- */
-#define	DKIOCHOTPLUGGABLE	(DKIOC|35)	/* is hotpluggable */
-
-/*
- * Ioctl to force driver to re-read the alternate partition and rebuild
- * the internal defect map.
- */
-#define	DKIOCADDBAD	(DKIOC|20)	/* Re-read the alternate map (IDE) */
-#define	DKIOCGETDEF	(DKIOC|21)	/* read defect list (IDE)	   */
-
-/*
- * Used by applications to get disk defect information from IDE
- * drives.
- */
-#ifdef _SYSCALL32
-struct defect_header32 {
-	int		head;
-	caddr32_t	buffer;
-};
-#endif /* _SYSCALL32 */
-
-struct defect_header {
-	int		head;
-	caddr_t		buffer;
-};
-
-#define	DKIOCPARTINFO	(DKIOC|22)	/* Get partition or slice parameters */
-
-/*
- * Used by applications to get partition or slice information
- */
-#ifdef _SYSCALL32
-struct part_info32 {
-	uint32_t	p_start;
-	int		p_length;
-};
-#endif /* _SYSCALL32 */
-
-struct part_info {
-	uint64_t	p_start;
-	int		p_length;
-};
-
-/* The following ioctls are for Optical Memory Device */
-#define	DKIOC_EBP_ENABLE  (DKIOC|40)	/* enable by pass erase on write */
-#define	DKIOC_EBP_DISABLE (DKIOC|41)	/* disable by pass erase on write */
-
-/*
- * This state enum is the argument passed to the DKIOCSTATE ioctl.
- */
-enum dkio_state { DKIO_NONE, DKIO_EJECTED, DKIO_INSERTED, DKIO_DEV_GONE };
-
-#define	DKIOCGMEDIAINFO	(DKIOC|42)	/* get information about the media */
-
-/*
- * ioctls to read/write mboot info.
- */
-#define	DKIOCGMBOOT	(DKIOC|43)	/* get mboot info */
-#define	DKIOCSMBOOT	(DKIOC|44)	/* set mboot info */
-
-/*
- * ioctl to get the device temperature.
- */
-#define	DKIOCGTEMPERATURE	(DKIOC|45)	/* get temperature */
-
-/*
- * Used for providing the temperature.
- */
-
-struct	dk_temperature	{
-	uint_t		dkt_flags;	/* Flags */
-	short		dkt_cur_temp;	/* Current disk temperature */
-	short		dkt_ref_temp;	/* reference disk temperature */
-};
-
-#define	DKT_BYPASS_PM		0x1
-#define	DKT_INVALID_TEMP	0xFFFF
-
-
-/*
- * Media types or profiles known
- */
-#define	DK_UNKNOWN		0x00	/* Media inserted - type unknown */
-
-
-/*
- * SFF 8090 Specification Version 3, media types 0x01 - 0xfffe are retained to
- * maintain compatibility with SFF8090.  The following define the
- * optical media type.
- */
-#define	DK_REMOVABLE_DISK	0x02 /* Removable Disk */
-#define	DK_MO_ERASABLE		0x03 /* MO Erasable */
-#define	DK_MO_WRITEONCE		0x04 /* MO Write once */
-#define	DK_AS_MO		0x05 /* AS MO */
-#define	DK_CDROM		0x08 /* CDROM */
-#define	DK_CDR			0x09 /* CD-R */
-#define	DK_CDRW			0x0A /* CD-RW */
-#define	DK_DVDROM		0x10 /* DVD-ROM */
-#define	DK_DVDR			0x11 /* DVD-R */
-#define	DK_DVDRAM		0x12 /* DVD_RAM or DVD-RW */
-
-/*
- * Media types for other rewritable magnetic media
- */
-#define	DK_FIXED_DISK		0x10001	/* Fixed disk SCSI or otherwise */
-#define	DK_FLOPPY		0x10002 /* Floppy media */
-#define	DK_ZIP			0x10003 /* IOMEGA ZIP media */
-#define	DK_JAZ			0x10004 /* IOMEGA JAZ media */
-
-#define	DKIOCSETEFI	(DKIOC|17)		/* Set EFI info */
-#define	DKIOCGETEFI	(DKIOC|18)		/* Get EFI info */
-
-#define	DKIOCPARTITION	(DKIOC|9)		/* Get partition info */
-
-/*
- * Ioctls to get/set volume capabilities related to Logical Volume Managers.
- * They include the ability to get/set capabilities and to issue a read to a
- * specific underlying device of a replicated device.
- */
-
-#define	DKIOCGETVOLCAP	(DKIOC | 25)	/* Get volume capabilities */
-#define	DKIOCSETVOLCAP	(DKIOC | 26)	/* Set volume capabilities */
-#define	DKIOCDMR	(DKIOC | 27)	/* Issue a directed read */
-
-typedef uint_t volcapinfo_t;
-
-typedef uint_t volcapset_t;
-
-#define	DKV_ABR_CAP 0x00000001		/* Support Appl.Based Recovery */
-#define	DKV_DMR_CAP 0x00000002		/* Support Directed  Mirror Read */
-
-typedef struct volcap {
-	volcapinfo_t vc_info;	/* Capabilities available */
-	volcapset_t vc_set;	/* Capabilities set */
-} volcap_t;
-
-#define	VOL_SIDENAME 256
-
-typedef struct vol_directed_rd {
-	int		vdr_flags;
-	offset_t	vdr_offset;
-	size_t		vdr_nbytes;
-	size_t		vdr_bytesread;
-	void		*vdr_data;
-	int		vdr_side;
-	char		vdr_side_name[VOL_SIDENAME];
-} vol_directed_rd_t;
-
-#define	DKV_SIDE_INIT		(-1)
-#define	DKV_DMR_NEXT_SIDE	0x00000001
-#define	DKV_DMR_DONE		0x00000002
-#define	DKV_DMR_ERROR		0x00000004
-#define	DKV_DMR_SUCCESS		0x00000008
-#define	DKV_DMR_SHORT		0x00000010
-
-#ifdef _MULTI_DATAMODEL
-#if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4
-#pragma pack(4)
-#endif
-typedef struct vol_directed_rd32 {
-	int32_t		vdr_flags;
-	offset_t	vdr_offset;	/* 64-bit element on 32-bit alignment */
-	size32_t	vdr_nbytes;
-	size32_t	vdr_bytesread;
-	caddr32_t	vdr_data;
-	int32_t		vdr_side;
-	char		vdr_side_name[VOL_SIDENAME];
-} vol_directed_rd32_t;
-#if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4
-#pragma pack()
-#endif
-#endif	/* _MULTI_DATAMODEL */
-
-/*
- * The ioctl is used to fetch disk's device type, vendor ID,
- * model number/product ID, firmware revision and serial number together.
- *
- * Currently there are two device types - DKD_ATA_TYPE which means the
- * disk is driven by cmdk/ata or dad/uata driver, and DKD_SCSI_TYPE
- * which means the disk is driven by sd/scsi hba driver.
- */
-#define	DKIOC_GETDISKID	(DKIOC|46)
-
-/* These two labels are for dkd_dtype of dk_disk_id_t */
-#define	DKD_ATA_TYPE	0x01 /* ATA disk or legacy mode SATA disk */
-#define	DKD_SCSI_TYPE	0x02 /* SCSI disk or native mode SATA disk */
-
-#define	DKD_ATA_MODEL	40	/* model number length */
-#define	DKD_ATA_FWVER	8	/* firmware revision length */
-#define	DKD_ATA_SERIAL	20	/* serial number length */
-
-#define	DKD_SCSI_VENDOR	8	/* vendor ID length */
-#define	DKD_SCSI_PRODUCT 16	/* product ID length */
-#define	DKD_SCSI_REVLEVEL 4	/* revision level length */
-#define	DKD_SCSI_SERIAL 12	/* serial number length */
-
-/*
- * The argument type for DKIOC_GETDISKID ioctl.
- */
-typedef struct dk_disk_id {
-	uint_t	dkd_dtype;
-	union {
-		struct {
-			char dkd_amodel[DKD_ATA_MODEL];		/* 40 bytes */
-			char dkd_afwver[DKD_ATA_FWVER];		/* 8 bytes */
-			char dkd_aserial[DKD_ATA_SERIAL];	/* 20 bytes */
-		} ata_disk_id;
-		struct {
-			char dkd_svendor[DKD_SCSI_VENDOR];	/* 8 bytes */
-			char dkd_sproduct[DKD_SCSI_PRODUCT];	/* 16 bytes */
-			char dkd_sfwver[DKD_SCSI_REVLEVEL];	/* 4 bytes */
-			char dkd_sserial[DKD_SCSI_SERIAL];	/* 12 bytes */
-		} scsi_disk_id;
-	} disk_id;
-} dk_disk_id_t;
-
-/*
- * The ioctl is used to update the firmware of device.
- */
-#define	DKIOC_UPDATEFW		(DKIOC|47)
-
-/* The argument type for DKIOC_UPDATEFW ioctl */
-typedef struct dk_updatefw {
-	caddr_t		dku_ptrbuf;	/* pointer to firmware buf */
-	uint_t		dku_size;	/* firmware buf length */
-	uint8_t		dku_type;	/* firmware update type */
-} dk_updatefw_t;
-
-#ifdef _SYSCALL32
-typedef struct dk_updatefw_32 {
-	caddr32_t	dku_ptrbuf;	/* pointer to firmware buf */
-	uint_t		dku_size;	/* firmware buf length */
-	uint8_t		dku_type;	/* firmware update type */
-} dk_updatefw_32_t;
-#endif /* _SYSCALL32 */
-
-/*
- * firmware update type - temporary or permanent use
- */
-#define	FW_TYPE_TEMP	0x0		/* temporary use */
-#define	FW_TYPE_PERM	0x1		/* permanent use */
-
-
-#ifdef	__cplusplus
-}
-#endif
-
 #endif /* _OPENSOLARIS_SYS_DKIO_H_ */