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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_DKTP_TGDK_H
#define _SYS_DKTP_TGDK_H
#ifdef __cplusplus
extern "C" {
#endif
struct tgdk_ext {
unsigned tg_rmb : 1;
unsigned tg_rdonly : 1;
unsigned tg_flag : 6;
char *tg_nodetype;
char tg_ctype;
};
struct tgdk_obj {
opaque_t tg_data;
struct tgdk_objops *tg_ops;
struct tgdk_ext *tg_ext;
struct tgdk_ext tg_extblk; /* extended blk defined */
/* for easy of alloc */
};
struct tgdk_iob {
struct buf *b_bp;
daddr_t b_lblk;
ssize_t b_xfer;
daddr_t b_psec;
ssize_t b_pbytecnt;
short b_pbyteoff;
short b_flag;
};
typedef struct tgdk_iob *tgdk_iob_handle;
#define IOB_BPALLOC 0x0001
#define IOB_BPBUFALLOC 0x0002
struct tgdk_geom {
int g_cyl;
int g_acyl;
int g_head;
int g_sec;
int g_secsiz;
diskaddr_t g_cap;
};
struct tgdk_objops {
int (*tg_init)(opaque_t, opaque_t, opaque_t, opaque_t, opaque_t,
void *);
int (*tg_free)(struct tgdk_obj *);
int (*tg_probe)(opaque_t, int);
int (*tg_attach)(opaque_t);
int (*tg_open)(opaque_t, int);
int (*tg_close)(opaque_t);
int (*tg_ioctl)(opaque_t, dev_t, int, intptr_t, int, cred_t *, int *);
int (*tg_strategy)(opaque_t, struct buf *);
int (*tg_setgeom)(opaque_t, struct tgdk_geom *);
int (*tg_getgeom)(opaque_t, struct tgdk_geom *);
tgdk_iob_handle (*tg_iob_alloc)(opaque_t, daddr_t, ssize_t, int);
int (*tg_iob_free)(opaque_t, struct tgdk_iob *);
caddr_t (*tg_iob_htoc)(opaque_t, struct tgdk_iob *);
caddr_t (*tg_iob_xfer)(opaque_t, struct tgdk_iob *, int);
int (*tg_dump)(opaque_t, struct buf *);
int (*tg_getphygeom)(opaque_t, struct tgdk_geom *);
int (*tg_set_bbhobj)(opaque_t, opaque_t);
int (*tg_check_media)(opaque_t, int *);
int (*tg_inquiry)(opaque_t, opaque_t *);
void (*tg_cleanup)(struct tgdk_obj *);
void *tg_resv[1];
};
struct tgdk_obj *dadk_create();
#define TGDK_GETNODETYPE(X) (((struct tgdk_obj *)(X))->tg_ext->tg_nodetype)
#define TGDK_SETNODETYPE(X, Y) \
(((struct tgdk_obj *)(X))->tg_ext->tg_nodetype = (char *)(Y))
#define TGDK_RMB(X) (((struct tgdk_obj *)(X))->tg_ext->tg_rmb)
#define TGDK_RDONLY(X) (((struct tgdk_obj *)(X))->tg_ext->tg_rdonly)
#define TGDK_GETCTYPE(X) (((struct tgdk_obj *)(X))->tg_ext->tg_ctype)
#define TGDK_INIT(X, devp, flcobjp, queobjp, bbhobjp, lkarg) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_init) \
(((struct tgdk_obj *)(X))->tg_data, (devp), (flcobjp), \
(queobjp), (bbhobjp), (lkarg))
#define TGDK_INIT_X(X, devp, flcobjp, queobjp, bbhobjp, lkarg, cbfunc, cbarg) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_init) \
(((struct tgdk_obj *)(X))->tg_data, (devp), (flcobjp), \
(queobjp), (bbhobjp), (lkarg), (cbfunc), (cbarg))
#define TGDK_FREE(X) (*((struct tgdk_obj *)(X))->tg_ops->tg_free) ((X))
#define TGDK_PROBE(X, WAIT) (*((struct tgdk_obj *)(X))->tg_ops->tg_probe) \
(((struct tgdk_obj *)(X))->tg_data, (WAIT))
#define TGDK_ATTACH(X) (*((struct tgdk_obj *)(X))->tg_ops->tg_attach) \
(((struct tgdk_obj *)(X))->tg_data)
#define TGDK_OPEN(X, flag) (*((struct tgdk_obj *)(X))->tg_ops->tg_open) \
(((struct tgdk_obj *)(X))->tg_data, (flag))
#define TGDK_CLOSE(X) (*((struct tgdk_obj *)(X))->tg_ops->tg_close) \
(((struct tgdk_obj *)(X))->tg_data)
#define TGDK_IOCTL(X, dev, cmd, arg, flag, cred_p, rval_p) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_ioctl) \
(((struct tgdk_obj *)(X))->tg_data, (dev), (cmd), (arg), (flag), \
(cred_p), (rval_p))
#define TGDK_STRATEGY(X, bp) (*((struct tgdk_obj *)(X))->tg_ops->tg_strategy) \
(((struct tgdk_obj *)(X))->tg_data, (bp))
#define TGDK_GETGEOM(X, datap) (*((struct tgdk_obj *)(X))->tg_ops->tg_getgeom) \
(((struct tgdk_obj *)(X))->tg_data, (datap))
#define TGDK_SETGEOM(X, datap) (*((struct tgdk_obj *)(X))->tg_ops->tg_setgeom) \
(((struct tgdk_obj *)(X))->tg_data, (datap))
#define TGDK_IOB_ALLOC(X, logblk, xfer, sleep) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_iob_alloc) \
(((struct tgdk_obj *)(X))->tg_data, (logblk), (xfer), (sleep))
#define TGDK_IOB_FREE(X, datap) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_iob_free) \
(((struct tgdk_obj *)(X))->tg_data, (datap))
#define TGDK_IOB_HTOC(X, handle) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_iob_htoc) \
(((struct tgdk_obj *)(X))->tg_data, (handle))
#define TGDK_IOB_RD(X, handle) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_iob_xfer) \
(((struct tgdk_obj *)(X))->tg_data, (handle), B_READ)
#define TGDK_IOB_WR(X, handle) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_iob_xfer) \
(((struct tgdk_obj *)(X))->tg_data, (handle), B_WRITE)
#define TGDK_DUMP(X, bp) (*((struct tgdk_obj *)(X))->tg_ops->tg_dump) \
(((struct tgdk_obj *)(X))->tg_data, (bp))
#define TGDK_GETPHYGEOM(X, datap) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_getphygeom) \
(((struct tgdk_obj *)(X))->tg_data, (datap))
#define TGDK_SET_BBHOBJ(X, objp) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_set_bbhobj) \
(((struct tgdk_obj *)(X))->tg_data, (objp))
#define TGDK_CHECK_MEDIA(X, state) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_check_media) \
(((struct tgdk_obj *)(X))->tg_data, (state))
#define TGDK_INQUIRY(X, inqpp) \
(*((struct tgdk_obj *)(X))->tg_ops->tg_inquiry) \
(((struct tgdk_obj *)(X))->tg_data, (inqpp))
#define TGDK_CLEANUP(X) (*((struct tgdk_obj *)(X))->tg_ops->tg_cleanup) ((X))
#define LBLK2SEC(BLK, SHF) (daddr_t)((BLK) >> (SHF))
#define SETBPERR bioerror
#define DK_MAXRECSIZE (256<<10) /* maximum io record size */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_DKTP_TGDK_H */
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