xref: /onnv-gate/usr/src/uts/common/sys/dktp/dadk.h (revision 753:16d813ee7075)
10Sstevel@tonic-gate /*
20Sstevel@tonic-gate  * CDDL HEADER START
30Sstevel@tonic-gate  *
40Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
50Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
60Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
70Sstevel@tonic-gate  * with the License.
80Sstevel@tonic-gate  *
90Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
100Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
110Sstevel@tonic-gate  * See the License for the specific language governing permissions
120Sstevel@tonic-gate  * and limitations under the License.
130Sstevel@tonic-gate  *
140Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
150Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
160Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
170Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
180Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
190Sstevel@tonic-gate  *
200Sstevel@tonic-gate  * CDDL HEADER END
210Sstevel@tonic-gate  */
220Sstevel@tonic-gate /*
23*753Slclee  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24*753Slclee  * Use is subject to license terms.
250Sstevel@tonic-gate  */
260Sstevel@tonic-gate 
270Sstevel@tonic-gate #ifndef _SYS_DKTP_DADK_H
280Sstevel@tonic-gate #define	_SYS_DKTP_DADK_H
290Sstevel@tonic-gate 
300Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
310Sstevel@tonic-gate 
320Sstevel@tonic-gate #ifdef	__cplusplus
330Sstevel@tonic-gate extern "C" {
340Sstevel@tonic-gate #endif
350Sstevel@tonic-gate 
36*753Slclee #include <sys/dktp/tgcom.h>
37*753Slclee 
380Sstevel@tonic-gate struct	dadk {
390Sstevel@tonic-gate 	struct tgdk_ext	*dad_extp;	/* back pointer to ext data	*/
400Sstevel@tonic-gate 	struct scsi_device *dad_sd;	/* back pointer to SCSI_DEVICE 	*/
410Sstevel@tonic-gate 
420Sstevel@tonic-gate 	struct  tgdk_geom dad_logg;	/* logical disk geometry 	*/
430Sstevel@tonic-gate 	struct  tgdk_geom dad_phyg;	/* physical disk geometry 	*/
440Sstevel@tonic-gate 
450Sstevel@tonic-gate 	unsigned dad_rmb : 1;		/* removable device		*/
460Sstevel@tonic-gate 	unsigned dad_rdonly : 1;	/* read only device		*/
470Sstevel@tonic-gate 	unsigned dad_cdrom : 1;		/* cdrom device			*/
480Sstevel@tonic-gate 	unsigned dad_resv : 5;
490Sstevel@tonic-gate 	unsigned char dad_type;		/* device type			*/
500Sstevel@tonic-gate 	unsigned char dad_ctype;	/* controller type 		*/
510Sstevel@tonic-gate 
520Sstevel@tonic-gate 	short	 dad_secshf;
530Sstevel@tonic-gate 	short	 dad_blkshf;
540Sstevel@tonic-gate 
550Sstevel@tonic-gate 	opaque_t dad_bbhobjp;		/* bbh object ptr		*/
560Sstevel@tonic-gate 	opaque_t dad_flcobjp;		/* flow control object ptr	*/
570Sstevel@tonic-gate 	opaque_t dad_ctlobjp;		/* controller object ptr	*/
580Sstevel@tonic-gate 	struct	tgcom_obj dad_com;	/* com object for flowctrl	*/
590Sstevel@tonic-gate 	enum dkio_state dad_iostate;	/* ejected/inserted		*/
600Sstevel@tonic-gate 	kmutex_t	dad_mutex;	/* protect dad_state		*/
610Sstevel@tonic-gate 	kcondvar_t	dad_state_cv;	/* condition variable for state */
620Sstevel@tonic-gate 	uchar_t		dad_thread_cnt;	/* reference count on removable	*/
630Sstevel@tonic-gate 					/* - disk state watcher thread	*/
640Sstevel@tonic-gate };
650Sstevel@tonic-gate 
660Sstevel@tonic-gate #define	DAD_SECSIZ	dad_phyg.g_secsiz
670Sstevel@tonic-gate 
680Sstevel@tonic-gate /*
690Sstevel@tonic-gate  * Local definitions, for clarity of code
700Sstevel@tonic-gate  */
710Sstevel@tonic-gate 
720Sstevel@tonic-gate /*
730Sstevel@tonic-gate  * Parameters
740Sstevel@tonic-gate  */
750Sstevel@tonic-gate #define	DADK_BSY_TIMEOUT	(drv_usectohz(5 * 1000000))
760Sstevel@tonic-gate #define	DADK_IO_TIME		35
770Sstevel@tonic-gate #define	DADK_RETRY_COUNT	5
780Sstevel@tonic-gate #define	DADK_SILENT		1
790Sstevel@tonic-gate 
800Sstevel@tonic-gate #define	PKT2DADK(pktp)	((struct dadk *)(pktp)->cp_dev_private)
810Sstevel@tonic-gate 
820Sstevel@tonic-gate /*
830Sstevel@tonic-gate  * packet action codes
840Sstevel@tonic-gate  */
850Sstevel@tonic-gate #define	COMMAND_DONE		0
860Sstevel@tonic-gate #define	COMMAND_DONE_ERROR	1
870Sstevel@tonic-gate #define	QUE_COMMAND		2
880Sstevel@tonic-gate #define	QUE_SENSE		3
890Sstevel@tonic-gate #define	JUST_RETURN		4
900Sstevel@tonic-gate 
91*753Slclee int dadk_init(opaque_t objp, opaque_t devp, opaque_t flcobjp,
92*753Slclee     opaque_t queobjp, opaque_t bbhobjp, void *lkarg);
93*753Slclee int dadk_free(struct tgdk_obj *dkobjp);
94*753Slclee int dadk_probe(opaque_t objp, int kmsflg);
95*753Slclee int dadk_attach(opaque_t objp);
96*753Slclee int dadk_open(opaque_t objp, int flag);
97*753Slclee int dadk_close(opaque_t objp);
98*753Slclee int dadk_ioctl(opaque_t objp, dev_t dev, int cmd, intptr_t arg,
99*753Slclee     int flag, cred_t *cred_p, int *rval_p);
100*753Slclee int dadk_strategy(opaque_t objp, struct buf *bp);
101*753Slclee int dadk_setgeom(opaque_t objp, struct tgdk_geom *dkgeom_p);
102*753Slclee int dadk_getgeom(opaque_t objp, struct tgdk_geom *dkgeom_p);
103*753Slclee struct tgdk_iob *dadk_iob_alloc(opaque_t objp, daddr_t blkno,
104*753Slclee     ssize_t xfer, int kmsflg);
105*753Slclee int dadk_iob_free(opaque_t objp, struct tgdk_iob *iobp);
106*753Slclee caddr_t dadk_iob_htoc(opaque_t objp, struct tgdk_iob *iobp);
107*753Slclee caddr_t dadk_iob_xfer(opaque_t objp, struct tgdk_iob *iobp, int rw);
108*753Slclee int dadk_dump(opaque_t objp, struct buf *bp);
109*753Slclee int dadk_getphygeom(opaque_t objp, struct tgdk_geom *dkgeom_p);
110*753Slclee int dadk_set_bbhobj(opaque_t objp, opaque_t bbhobjp);
111*753Slclee int dadk_check_media(opaque_t objp, int *state);
112*753Slclee static void dadk_watch_thread(struct dadk *dadkp);
113*753Slclee int dadk_inquiry(opaque_t objp, opaque_t *inqpp);
114*753Slclee void dadk_cleanup(struct tgdk_obj *dkobjp);
115*753Slclee 
1160Sstevel@tonic-gate #ifdef	__cplusplus
1170Sstevel@tonic-gate }
1180Sstevel@tonic-gate #endif
1190Sstevel@tonic-gate 
1200Sstevel@tonic-gate #endif	/* _SYS_DKTP_DADK_H */
121