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      1     0    stevel /*
      2     0    stevel  * CDDL HEADER START
      3     0    stevel  *
      4     0    stevel  * The contents of this file are subject to the terms of the
      5  4452       cth  * Common Development and Distribution License (the "License").
      6  4452       cth  * You may not use this file except in compliance with the License.
      7     0    stevel  *
      8     0    stevel  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9     0    stevel  * or http://www.opensolaris.org/os/licensing.
     10     0    stevel  * See the License for the specific language governing permissions
     11     0    stevel  * and limitations under the License.
     12     0    stevel  *
     13     0    stevel  * When distributing Covered Code, include this CDDL HEADER in each
     14     0    stevel  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15     0    stevel  * If applicable, add the following below this CDDL HEADER, with the
     16     0    stevel  * fields enclosed by brackets "[]" replaced with your own identifying
     17     0    stevel  * information: Portions Copyright [yyyy] [name of copyright owner]
     18     0    stevel  *
     19     0    stevel  * CDDL HEADER END
     20     0    stevel  */
     21     0    stevel /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
     22     0    stevel /*	  All Rights Reserved  	*/
     23     0    stevel 
     24     0    stevel /*
     25  9491    Anders  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
     26     0    stevel  * Use is subject to license terms.
     27     0    stevel  */
     28     0    stevel 
     29     0    stevel #ifndef _SYS_CONF_H
     30     0    stevel #define	_SYS_CONF_H
     31     0    stevel 
     32     0    stevel 
     33     0    stevel #include <sys/feature_tests.h>
     34     0    stevel 
     35     0    stevel #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
     36     0    stevel #include <sys/t_lock.h>
     37     0    stevel #endif
     38     0    stevel 
     39     0    stevel #ifdef	__cplusplus
     40     0    stevel extern "C" {
     41     0    stevel #endif
     42     0    stevel 
     43     0    stevel #define	FMNAMESZ	8 		/* used by struct fmodsw */
     44     0    stevel 
     45     0    stevel #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
     46     0    stevel 
     47     0    stevel #ifdef _KERNEL
     48     0    stevel 
     49     0    stevel /*
     50     0    stevel  * XXX  Given that drivers need to include this file,
     51     0    stevel  *	<sys/systm.h> probably shouldn't be here, as
     52     0    stevel  *	it legitimizes (aka provides prototypes for)
     53     0    stevel  *	all sorts of functions that aren't in the DKI/SunDDI
     54     0    stevel  */
     55     0    stevel #include <sys/systm.h>
     56     0    stevel #include <sys/devops.h>
     57     0    stevel #include <sys/model.h>
     58     0    stevel #include <sys/types.h>
     59     0    stevel #include <sys/buf.h>
     60     0    stevel #include <sys/cred.h>
     61     0    stevel #include <sys/uio.h>
     62     0    stevel #include <sys/poll.h>
     63     0    stevel #include <vm/as.h>
     64     0    stevel 
     65     0    stevel typedef struct fmodsw {
     66     0    stevel 	char			f_name[FMNAMESZ + 1];
     67     0    stevel 	struct streamtab	*f_str;
     68     0    stevel 	int			f_flag;
     69     0    stevel } fmodsw_t;
     70     0    stevel 
     71     0    stevel extern struct dev_ops **devopsp;
     72     0    stevel extern int devcnt;
     73     0    stevel 
     74     0    stevel /*
     75     0    stevel  * Return streams information for the driver specified by major number or
     76     0    stevel  *   NULL if device cb_ops structure is not present.
     77     0    stevel  */
     78     0    stevel #define	STREAMSTAB(maj)	(devopsp[(maj)] == NULL ? NULL : \
     79     0    stevel 	(devopsp[(maj)]->devo_cb_ops == NULL ? \
     80     0    stevel 	NULL : \
     81     0    stevel 	devopsp[(maj)]->devo_cb_ops->cb_str))
     82     0    stevel #define	CBFLAG(maj)	(devopsp[(maj)]->devo_cb_ops->cb_flag)
     83     0    stevel 
     84     0    stevel extern int devi_identify(dev_info_t *);
     85     0    stevel extern int devi_probe(dev_info_t *);
     86     0    stevel extern int devi_attach(dev_info_t *, ddi_attach_cmd_t);
     87     0    stevel extern int devi_detach(dev_info_t *, ddi_detach_cmd_t);
     88     0    stevel extern int devi_reset(dev_info_t *, ddi_reset_cmd_t);
     89  7656    Sherry extern int devi_quiesce(dev_info_t *);
     90     0    stevel 
     91     0    stevel /*
     92     0    stevel  * The following [cb]dev_* functions are not part of the DDI, use
     93     0    stevel  * <sys/sunldi.h> defined interfaces instead.
     94     0    stevel  */
     95     0    stevel extern int dev_open(dev_t *, int, int, cred_t *);
     96     0    stevel extern int dev_lopen(dev_t *, int, int, cred_t *);
     97     0    stevel extern int dev_close(dev_t, int, int, cred_t *);
     98     0    stevel extern int dev_lclose(dev_t, int, int, cred_t *);
     99     0    stevel 
    100     0    stevel extern int dev_to_instance(dev_t);
    101     0    stevel 
    102     0    stevel extern int bdev_strategy(struct buf *);
    103     0    stevel extern int bdev_print(dev_t, caddr_t);
    104     0    stevel extern int bdev_dump(dev_t, caddr_t, daddr_t, int);
    105     0    stevel extern int bdev_size(dev_t);
    106     0    stevel extern uint64_t bdev_Size(dev_t);
    107     0    stevel 
    108     0    stevel extern int cdev_read(dev_t, struct uio *, cred_t *);
    109     0    stevel extern int cdev_write(dev_t, struct uio *, cred_t *);
    110     0    stevel extern int cdev_size(dev_t);
    111     0    stevel extern uint64_t cdev_Size(dev_t);
    112     0    stevel extern int cdev_ioctl(dev_t, int, intptr_t, int, cred_t *, int *);
    113     0    stevel extern int cdev_devmap(dev_t dev, devmap_cookie_t dhp, offset_t off,
    114     0    stevel 	size_t len, size_t *maplen, uint_t model);
    115     0    stevel extern int cdev_mmap(int (*)(dev_t, off_t, int),
    116     0    stevel     dev_t, off_t, int);
    117     0    stevel extern int cdev_segmap(dev_t, off_t, struct as *, caddr_t *,
    118     0    stevel     off_t, uint_t, uint_t, uint_t, cred_t *);
    119     0    stevel extern int cdev_poll(dev_t, short, int, short *, struct pollhead **);
    120     0    stevel extern int cdev_prop_op(dev_t, dev_info_t *, ddi_prop_op_t,
    121     0    stevel     int, char *, caddr_t, int *);
    122     0    stevel 
    123     0    stevel #endif /* _KERNEL */
    124     0    stevel 
    125     0    stevel 
    126     0    stevel /*
    127     0    stevel  * Device flags.
    128     0    stevel  *
    129     0    stevel  * Bit 0 to bit 15 are reserved for kernel.
    130     0    stevel  * Bit 16 to bit 31 are reserved for different machines.
    131     0    stevel  */
    132     0    stevel 
    133     0    stevel #define	D_NEW		0x00	/* new-style driver */
    134     0    stevel #define	_D_OLD		0x01	/* old-style driver (obsolete) */
    135     0    stevel #define	D_TAPE		0x08	/* Magtape device (no bdwrite when cooked) */
    136     0    stevel 
    137     0    stevel /*
    138     0    stevel  * MT-safety level (in DDI portion of flags).
    139     0    stevel  *
    140     0    stevel  * All drivers must be MT-safe, and must advertise this by specifying D_MP.
    141     0    stevel  *
    142     0    stevel  * The remainder of the flags apply only to STREAMS modules and drivers.
    143     0    stevel  *
    144     0    stevel  * A STREAMS driver or module can optionally select inner and outer perimeters.
    145     0    stevel  * The four mutually exclusive options that define the presence and scope
    146     0    stevel  * of the inner perimeter are:
    147     0    stevel  *	D_MTPERMOD - per module single threaded.
    148     0    stevel  *	D_MTQPAIR - per queue-pair single threaded.
    149     0    stevel  *	D_MTPERQ - per queue instance single threaded.
    150     0    stevel  *	(none of the above) - no inner perimeter restricting concurrency
    151     0    stevel  *
    152     0    stevel  * The presence	of the outer perimeter is declared with:
    153     0    stevel  *	D_MTOUTPERIM - a per-module outer perimeter. Can be combined with
    154     0    stevel  *		D_MTPERQ, D_MTQPAIR, and D_MP.
    155     0    stevel  *
    156     0    stevel  * The concurrency when entering the different STREAMS entry points can be
    157     0    stevel  * modified with:
    158     0    stevel  *	D_MTPUTSHARED - modifier for D_MTPERQ, D_MTQPAIR, and D_MTPERMOD
    159     0    stevel  *		specifying that the put procedures should not be
    160     0    stevel  *		single-threaded at the inner perimeter.
    161     0    stevel  *	_D_MTOCSHARED - EXPERIMENTAL - will be removed in a future release.
    162     0    stevel  *		Modifier for D_MTPERQ, D_MTQPAIR, and D_MTPERMOD
    163     0    stevel  *		specifying that the open and close procedures should not be
    164     0    stevel  *		single-threaded at the inner perimeter.
    165     0    stevel  *	_D_MTCBSHARED - EXPERIMENTAL - will be removed in a future release.
    166     0    stevel  *		Modifier for D_MTPERQ, D_MTQPAIR, and D_MTPERMOD
    167     0    stevel  *		specifying that the callback i.e qtimeout() procedures should
    168     0    stevel  *		not be single-threaded at the inner perimeter.
    169     0    stevel  *	_D_MTSVCSHARED - EXPERIMENTAL - will be removed in a future release.
    170     0    stevel  *		Modifier for D_MTPERMOD only. Specifies that the service
    171     0    stevel  *		procedure should not be single-threaded at the inner perimeter.
    172     0    stevel  *		However only a single instance of the service thread can run on
    173     0    stevel  *		any given queue.
    174     0    stevel  *	D_MTOCEXCL - modifier for D_MTOUTPERIM specifying that the open and
    175     0    stevel  *		close procedures should be single-threaded at the outer
    176     0    stevel  *		perimeter.
    177     0    stevel  */
    178     0    stevel #define	D_MTSAFE	0x0020	/* multi-threaded module or driver */
    179     0    stevel #define	_D_QNEXTLESS	0x0040	/* Unused, retained for source compatibility */
    180     0    stevel #define	_D_MTOCSHARED	0x0080	/* modify: open/close procedures are hot */
    181     0    stevel /* 0x100 - see below */
    182     0    stevel /* 0x200 - see below */
    183     0    stevel /* 0x400 - see below */
    184     0    stevel #define	D_MTOCEXCL	0x0800	/* modify: open/close are exclusive at outer */
    185     0    stevel #define	D_MTPUTSHARED	0x1000	/* modify: put procedures are hot */
    186     0    stevel #define	D_MTPERQ	0x2000	/* per queue instance single-threaded */
    187     0    stevel #define	D_MTQPAIR	0x4000	/* per queue-pair instance single-threaded */
    188     0    stevel #define	D_MTPERMOD	0x6000	/* per module single-threaded */
    189     0    stevel #define	D_MTOUTPERIM	0x8000	/* r/w outer perimeter around whole modules */
    190     0    stevel #define	_D_MTCBSHARED	0x10000	/* modify : callback procedures are hot */
    191     0    stevel #define	_D_MTSVCSHARED	0x20000	/* modify : service procedures are hot */
    192     0    stevel 
    193     0    stevel /* The inner perimeter scope bits */
    194     0    stevel #define	D_MTINNER_MASK	(D_MP|D_MTPERQ|D_MTQPAIR|D_MTPERMOD)
    195     0    stevel 
    196     0    stevel /* Inner perimeter modification bits */
    197     0    stevel #define	D_MTINNER_MOD	(D_MTPUTSHARED|_D_MTOCSHARED|_D_MTCBSHARED| \
    198     0    stevel     _D_MTSVCSHARED)
    199     0    stevel 
    200     0    stevel /* Outer perimeter modification bits */
    201     0    stevel #define	D_MTOUTER_MOD	(D_MTOCEXCL)
    202     0    stevel 
    203     0    stevel /* All the MT flags */
    204     0    stevel #define	D_MTSAFETY_MASK (D_MTINNER_MASK|D_MTOUTPERIM|D_MTPUTSHARED|\
    205     0    stevel 			D_MTINNER_MOD|D_MTOUTER_MOD)
    206     0    stevel 
    207     0    stevel #define	D_MP		D_MTSAFE /* ddi/dki approved flag */
    208     0    stevel 
    209     0    stevel #define	D_64BIT		0x200	/* Driver supports 64-bit offsets, blk nos. */
    210     0    stevel 
    211     0    stevel #define	D_SYNCSTR	0x400	/* Module or driver has Synchronous STREAMS */
    212     0    stevel 				/* extended qinit structure */
    213     0    stevel 
    214     0    stevel #define	D_DEVMAP	0x100	/* Use devmap framework to mmap device */
    215     0    stevel 
    216     0    stevel #define	D_HOTPLUG	0x4	/* Driver is hotplug capable */
    217     0    stevel 
    218     0    stevel #define	D_U64BIT	0x40000	/* Driver supports unsigned 64-bit uio offset */
    219     0    stevel 
    220   741  masputra #define	_D_DIRECT	0x80000	/* Private flag for transport modules */
    221   741  masputra 
    222  4452       cth #define	D_OPEN_RETURNS_EINTR	0x100000 /* EINTR expected from open(9E) */
    223  4452       cth 
    224     0    stevel #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */
    225     0    stevel 
    226     0    stevel #ifdef	__cplusplus
    227     0    stevel }
    228     0    stevel #endif
    229     0    stevel 
    230     0    stevel #endif	/* _SYS_CONF_H */
    231