xref: /titanic_50/usr/src/uts/common/sys/autoconf.h (revision fa9e4066f08beec538e775443c5be79dd423fcab)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
57c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
67c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
77c478bd9Sstevel@tonic-gate  * with the License.
87c478bd9Sstevel@tonic-gate  *
97c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
117c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
127c478bd9Sstevel@tonic-gate  * and limitations under the License.
137c478bd9Sstevel@tonic-gate  *
147c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
157c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
177c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
187c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bd9Sstevel@tonic-gate  *
207c478bd9Sstevel@tonic-gate  * CDDL HEADER END
217c478bd9Sstevel@tonic-gate  */
227c478bd9Sstevel@tonic-gate /*
237c478bd9Sstevel@tonic-gate  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
247c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate  */
267c478bd9Sstevel@tonic-gate 
277c478bd9Sstevel@tonic-gate #ifndef _SYS_AUTOCONF_H
287c478bd9Sstevel@tonic-gate #define	_SYS_AUTOCONF_H
297c478bd9Sstevel@tonic-gate 
307c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
317c478bd9Sstevel@tonic-gate 
327c478bd9Sstevel@tonic-gate /* Derived from autoconf.h, SunOS 4.1.1 1.15 */
337c478bd9Sstevel@tonic-gate 
347c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
357c478bd9Sstevel@tonic-gate extern "C" {
367c478bd9Sstevel@tonic-gate #endif
377c478bd9Sstevel@tonic-gate 
387c478bd9Sstevel@tonic-gate /*
397c478bd9Sstevel@tonic-gate  * This defines a parallel structure to the devops list.
407c478bd9Sstevel@tonic-gate  */
417c478bd9Sstevel@tonic-gate 
427c478bd9Sstevel@tonic-gate #include <sys/dditypes.h>
437c478bd9Sstevel@tonic-gate #include <sys/devops.h>
447c478bd9Sstevel@tonic-gate #include <sys/mutex.h>
457c478bd9Sstevel@tonic-gate #include <sys/thread.h>
467c478bd9Sstevel@tonic-gate #include <sys/obpdefs.h>
477c478bd9Sstevel@tonic-gate #include <sys/systm.h>
487c478bd9Sstevel@tonic-gate 
497c478bd9Sstevel@tonic-gate struct devnames {
507c478bd9Sstevel@tonic-gate 	char		*dn_name;	/* Name of this driver */
517c478bd9Sstevel@tonic-gate 	int		dn_flags;	/* per-driver flags, see below */
527c478bd9Sstevel@tonic-gate 	struct par_list	*dn_pl;		/* parent list, for making devinfos */
537c478bd9Sstevel@tonic-gate 	kmutex_t	dn_lock;	/* Per driver lock (see below) */
547c478bd9Sstevel@tonic-gate 	dev_info_t	*dn_head;	/* Head of instance list */
557c478bd9Sstevel@tonic-gate 	int		dn_instance;	/* Next instance no. to assign */
567c478bd9Sstevel@tonic-gate 	void		*dn_inlist;	/* instance # nodes for this driver */
577c478bd9Sstevel@tonic-gate 	ddi_prop_list_t	*dn_global_prop_ptr; /* per-driver global properties */
587c478bd9Sstevel@tonic-gate 	kcondvar_t	dn_wait;	/* for ddi_hold_installed_driver */
597c478bd9Sstevel@tonic-gate 	kthread_id_t	dn_busy_thread;	/* for debugging only */
607c478bd9Sstevel@tonic-gate 	struct mperm	*dn_mperm;	/* minor permissions */
617c478bd9Sstevel@tonic-gate 	struct mperm	*dn_mperm_wild;	/* default minor permission */
627c478bd9Sstevel@tonic-gate 	struct mperm	*dn_mperm_clone; /* minor permission, clone use */
637c478bd9Sstevel@tonic-gate };
647c478bd9Sstevel@tonic-gate 
657c478bd9Sstevel@tonic-gate /*
667c478bd9Sstevel@tonic-gate  * dn_lock is used to protect the driver initialization/loading
677c478bd9Sstevel@tonic-gate  * from fini/unloading. It also protects each drivers devops
687c478bd9Sstevel@tonic-gate  * reference count, the dn_flags, and the dn_head linked list of
697c478bd9Sstevel@tonic-gate  * driver instances. The busy_changing bit is used to avoid
707c478bd9Sstevel@tonic-gate  * recursive calls to ddi_hold_installed_driver to hold the
717c478bd9Sstevel@tonic-gate  * same driver.
727c478bd9Sstevel@tonic-gate  */
737c478bd9Sstevel@tonic-gate 
747c478bd9Sstevel@tonic-gate /*
757c478bd9Sstevel@tonic-gate  * Defines for dn_flags.
767c478bd9Sstevel@tonic-gate  */
777c478bd9Sstevel@tonic-gate #define	DN_CONF_PARSED		0x0001
787c478bd9Sstevel@tonic-gate #define	DN_DRIVER_BUSY		0x0002	/* for ddi_hold_installed_driver */
797c478bd9Sstevel@tonic-gate #define	DN_DRIVER_HELD		0x0020	/* held via ddi_hold_installed_driver */
807c478bd9Sstevel@tonic-gate #define	DN_TAKEN_GETUDEV	0x0040	/* getudev() used this entry */
817c478bd9Sstevel@tonic-gate #define	DN_DRIVER_REMOVED	0x0080	/* driver entry removed */
827c478bd9Sstevel@tonic-gate 
837c478bd9Sstevel@tonic-gate #define	DN_FORCE_ATTACH		0x0100	/* ddi-forceattach prop */
847c478bd9Sstevel@tonic-gate #define	DN_LEAF_DRIVER		0x0200	/* this is a leaf driver */
857c478bd9Sstevel@tonic-gate #define	DN_NETWORK_DRIVER	0x0400	/* network interface driver */
867c478bd9Sstevel@tonic-gate #define	DN_NO_AUTODETACH	0x0800	/* no autodetach */
877c478bd9Sstevel@tonic-gate #define	DN_GLDV3_DRIVER		0x1000	/* gldv3 (Nemo) driver */
887c478bd9Sstevel@tonic-gate 
897c478bd9Sstevel@tonic-gate #ifdef _KERNEL
907c478bd9Sstevel@tonic-gate 
917c478bd9Sstevel@tonic-gate /*
927c478bd9Sstevel@tonic-gate  * Debugging flags and macros
937c478bd9Sstevel@tonic-gate  */
947c478bd9Sstevel@tonic-gate #define	DDI_AUDIT		0x0001
957c478bd9Sstevel@tonic-gate #define	DDI_DEBUG		0x0002
967c478bd9Sstevel@tonic-gate #define	DDI_MTCONFIG		0x0004
977c478bd9Sstevel@tonic-gate #define	DDI_DEBUG_BOOTMOD	0x0008	/* module loading to mount root */
987c478bd9Sstevel@tonic-gate #define	DDI_DEBUG_COMPAT	0x0010	/* ddi_hold_install_driver */
997c478bd9Sstevel@tonic-gate #define	LDI_DBG_OPENCLOSE	0x0020	/* ldi open/close info */
1007c478bd9Sstevel@tonic-gate #define	LDI_DBG_ALLOCFREE	0x0040	/* ldi ident alloc/free info */
1017c478bd9Sstevel@tonic-gate #define	LDI_DBG_STREAMS		0x0080	/* ldi streams link/unlink */
1027c478bd9Sstevel@tonic-gate #define	LDI_DBG_EVENTCB		0x0100	/* ldi event callback info */
1037c478bd9Sstevel@tonic-gate #define	DDI_INTR_API		0x0200	/* interrupt interface messages  */
1047c478bd9Sstevel@tonic-gate #define	DDI_INTR_IMPL		0x0400	/* interrupt implementation msgs */
1057c478bd9Sstevel@tonic-gate #define	DDI_INTR_NEXUS		0x0800	/* interrupt messages from nexuses */
1067c478bd9Sstevel@tonic-gate 
1077c478bd9Sstevel@tonic-gate extern int ddidebug;
1087c478bd9Sstevel@tonic-gate 
1097c478bd9Sstevel@tonic-gate #ifdef	DEBUG
1107c478bd9Sstevel@tonic-gate #define	NDI_CONFIG_DEBUG(args)	if (ddidebug & DDI_DEBUG) cmn_err args
1117c478bd9Sstevel@tonic-gate #define	BMDPRINTF(args)		if (ddidebug & DDI_DEBUG_BOOTMOD) printf args
1127c478bd9Sstevel@tonic-gate #define	DCOMPATPRINTF(args)	if (ddidebug & DDI_DEBUG_COMPAT) cmn_err args
1137c478bd9Sstevel@tonic-gate #define	LDI_OPENCLOSE(args)	if (ddidebug & LDI_DBG_OPENCLOSE) cmn_err args
1147c478bd9Sstevel@tonic-gate #define	LDI_ALLOCFREE(args)	if (ddidebug & LDI_DBG_ALLOCFREE) cmn_err args
1157c478bd9Sstevel@tonic-gate #define	LDI_STREAMS_LNK(args)	if (ddidebug & LDI_DBG_STREAMS) cmn_err args
1167c478bd9Sstevel@tonic-gate #define	LDI_EVENTCB(args)	if (ddidebug & LDI_DBG_EVENTCB) cmn_err args
1177c478bd9Sstevel@tonic-gate #define	DDI_INTR_APIDBG(args)	if (ddidebug & DDI_INTR_API) cmn_err args
1187c478bd9Sstevel@tonic-gate #define	DDI_INTR_IMPLDBG(args)	if (ddidebug & DDI_INTR_IMPL) cmn_err args
1197c478bd9Sstevel@tonic-gate #define	DDI_INTR_NEXDBG(args)	if (ddidebug & DDI_INTR_NEXUS) cmn_err args
1207c478bd9Sstevel@tonic-gate #else
1217c478bd9Sstevel@tonic-gate #define	NDI_CONFIG_DEBUG(args)
1227c478bd9Sstevel@tonic-gate #define	BMDPRINTF(args)
1237c478bd9Sstevel@tonic-gate #define	DCOMPATPRINTF(args)
1247c478bd9Sstevel@tonic-gate #define	LDI_OPENCLOSE(args)
1257c478bd9Sstevel@tonic-gate #define	LDI_ALLOCFREE(args)
1267c478bd9Sstevel@tonic-gate #define	LDI_STREAMS_LNK(args)
1277c478bd9Sstevel@tonic-gate #define	LDI_EVENTCB(args)
1287c478bd9Sstevel@tonic-gate #define	DDI_INTR_APIDBG(args)
1297c478bd9Sstevel@tonic-gate #define	DDI_INTR_IMPLDBG(args)
1307c478bd9Sstevel@tonic-gate #define	DDI_INTR_NEXDBG(args)
1317c478bd9Sstevel@tonic-gate #endif
1327c478bd9Sstevel@tonic-gate 
1337c478bd9Sstevel@tonic-gate 
1347c478bd9Sstevel@tonic-gate /*
1357c478bd9Sstevel@tonic-gate  * DDI configuration logs
1367c478bd9Sstevel@tonic-gate  */
1377c478bd9Sstevel@tonic-gate #define	DDI_STACK_DEPTH		14
1387c478bd9Sstevel@tonic-gate 
1397c478bd9Sstevel@tonic-gate typedef struct devinfo_audit {
1407c478bd9Sstevel@tonic-gate 	dev_info_t		*da_devinfo;	/* address of devinfo node */
1417c478bd9Sstevel@tonic-gate 	hrtime_t		da_timestamp;	/* audit time */
1427c478bd9Sstevel@tonic-gate 	kthread_id_t		da_thread;	/* thread of transaction */
1437c478bd9Sstevel@tonic-gate 	struct devinfo_audit	*da_lastlog;	/* last log of state change */
1447c478bd9Sstevel@tonic-gate 	ddi_node_state_t	da_node_state;	/* devinfo state at log time */
1457c478bd9Sstevel@tonic-gate 	int			da_device_state;	/* device state */
1467c478bd9Sstevel@tonic-gate 	int			da_depth;
1477c478bd9Sstevel@tonic-gate 	pc_t			da_stack[DDI_STACK_DEPTH];
1487c478bd9Sstevel@tonic-gate } devinfo_audit_t;
1497c478bd9Sstevel@tonic-gate 
1507c478bd9Sstevel@tonic-gate typedef struct {
1517c478bd9Sstevel@tonic-gate 	kmutex_t	dh_lock;
1527c478bd9Sstevel@tonic-gate 	int		dh_max;
1537c478bd9Sstevel@tonic-gate 	int		dh_curr;
1547c478bd9Sstevel@tonic-gate 	int		dh_hits;
1557c478bd9Sstevel@tonic-gate 	devinfo_audit_t	dh_entry[1];
1567c478bd9Sstevel@tonic-gate } devinfo_log_header_t;
1577c478bd9Sstevel@tonic-gate 
1587c478bd9Sstevel@tonic-gate struct di_cache {
1597c478bd9Sstevel@tonic-gate 	uint32_t	cache_valid;	/* no lock needed - field atomic updt */
1607c478bd9Sstevel@tonic-gate 	kmutex_t	cache_lock;	/* protects fields below */
1617c478bd9Sstevel@tonic-gate 	void		*cache_data;
1627c478bd9Sstevel@tonic-gate 	size_t		cache_size;
1637c478bd9Sstevel@tonic-gate };
1647c478bd9Sstevel@tonic-gate 
1657c478bd9Sstevel@tonic-gate extern struct di_cache di_cache;
1667c478bd9Sstevel@tonic-gate extern int di_cache_debug;
1677c478bd9Sstevel@tonic-gate 
1687c478bd9Sstevel@tonic-gate /*
1697c478bd9Sstevel@tonic-gate  * Special dev_info nodes
1707c478bd9Sstevel@tonic-gate  */
1717c478bd9Sstevel@tonic-gate #define	PSEUDO_PATH	"/"DEVI_PSEUDO_NEXNAME
1727c478bd9Sstevel@tonic-gate #define	CLONE_PATH	PSEUDO_PATH"/clone@0"
1737c478bd9Sstevel@tonic-gate 
1747c478bd9Sstevel@tonic-gate #define	DI_CACHE_FILE	"/etc/devices/snapshot_cache"
1757c478bd9Sstevel@tonic-gate #define	DI_CACHE_TEMP	DI_CACHE_FILE".tmp"
1767c478bd9Sstevel@tonic-gate 
1777c478bd9Sstevel@tonic-gate extern dev_info_t *options_dip;
1787c478bd9Sstevel@tonic-gate extern dev_info_t *pseudo_dip;
1797c478bd9Sstevel@tonic-gate extern dev_info_t *clone_dip;
1807c478bd9Sstevel@tonic-gate extern major_t clone_major;
1817c478bd9Sstevel@tonic-gate extern major_t mm_major;
1827c478bd9Sstevel@tonic-gate 
1837c478bd9Sstevel@tonic-gate extern struct devnames *devnamesp;
1847c478bd9Sstevel@tonic-gate extern struct devnames orphanlist;
1857c478bd9Sstevel@tonic-gate 
1867c478bd9Sstevel@tonic-gate extern struct dev_ops nodev_ops, mod_nodev_ops;
1877c478bd9Sstevel@tonic-gate 
1887c478bd9Sstevel@tonic-gate /*
1897c478bd9Sstevel@tonic-gate  * Obsolete interface, no longer used, to be removed.
1907c478bd9Sstevel@tonic-gate  * Retained only for driver compatibility.
1917c478bd9Sstevel@tonic-gate  */
1927c478bd9Sstevel@tonic-gate extern krwlock_t devinfo_tree_lock;		/* obsolete */
1937c478bd9Sstevel@tonic-gate 
1947c478bd9Sstevel@tonic-gate /*
1957c478bd9Sstevel@tonic-gate  * Acquires dn_lock, as above.
1967c478bd9Sstevel@tonic-gate  */
1977c478bd9Sstevel@tonic-gate #define	LOCK_DEV_OPS(lp)	mutex_enter((lp))
1987c478bd9Sstevel@tonic-gate #define	UNLOCK_DEV_OPS(lp)	mutex_exit((lp))
1997c478bd9Sstevel@tonic-gate 
2007c478bd9Sstevel@tonic-gate /*
2017c478bd9Sstevel@tonic-gate  * Not to be used without obtaining the per-driver lock.
2027c478bd9Sstevel@tonic-gate  */
2037c478bd9Sstevel@tonic-gate #define	INCR_DEV_OPS_REF(opsp)	(opsp)->devo_refcnt++
2047c478bd9Sstevel@tonic-gate #define	DECR_DEV_OPS_REF(opsp)	(opsp)->devo_refcnt--
2057c478bd9Sstevel@tonic-gate #define	CB_DRV_INSTALLED(opsp)	((opsp) != &nodev_ops && \
2067c478bd9Sstevel@tonic-gate 				(opsp) != &mod_nodev_ops)
2077c478bd9Sstevel@tonic-gate #define	DRV_UNLOADABLE(opsp)	((opsp)->devo_refcnt == 0)
2087c478bd9Sstevel@tonic-gate #define	DEV_OPS_HELD(opsp)	((opsp)->devo_refcnt > 0)
2097c478bd9Sstevel@tonic-gate #define	NEXUS_DRV(opsp)		((opsp)->devo_bus_ops != NULL)
2107c478bd9Sstevel@tonic-gate #define	NETWORK_DRV(major)	(devnamesp[major].dn_flags & DN_NETWORK_DRIVER)
2117c478bd9Sstevel@tonic-gate #define	GLDV3_DRV(major)	(devnamesp[major].dn_flags & DN_GLDV3_DRIVER)
2127c478bd9Sstevel@tonic-gate 
2137c478bd9Sstevel@tonic-gate extern void impl_rem_dev_props(dev_info_t *);
2147c478bd9Sstevel@tonic-gate extern void add_class(char *, char *);
2157c478bd9Sstevel@tonic-gate 
2167c478bd9Sstevel@tonic-gate struct bind;
2177c478bd9Sstevel@tonic-gate extern int make_mbind(char *, int, char *, struct bind **);
2187c478bd9Sstevel@tonic-gate extern void delete_mbind(char *, struct bind **);
2197c478bd9Sstevel@tonic-gate 
2207c478bd9Sstevel@tonic-gate extern void configure(void);
2217c478bd9Sstevel@tonic-gate #if defined(__sparc)
2227c478bd9Sstevel@tonic-gate extern void setcputype(void);
2237c478bd9Sstevel@tonic-gate #endif
2247c478bd9Sstevel@tonic-gate extern void devtree_freeze(void);
2257c478bd9Sstevel@tonic-gate extern void reset_leaves(void);
2267c478bd9Sstevel@tonic-gate 
2277c478bd9Sstevel@tonic-gate extern void setup_ddi(void);
2287c478bd9Sstevel@tonic-gate extern void setup_ddi_poststartup(void);
2297c478bd9Sstevel@tonic-gate extern void impl_ddi_callback_init(void);
2307c478bd9Sstevel@tonic-gate extern void impl_fix_props(dev_info_t *, dev_info_t *, char *, int, caddr_t);
2317c478bd9Sstevel@tonic-gate extern int impl_check_cpu(dev_info_t *);
2327c478bd9Sstevel@tonic-gate extern int check_status(int, char *, dev_info_t *);
2337c478bd9Sstevel@tonic-gate 
2347c478bd9Sstevel@tonic-gate extern int exclude_settrap(int);
2357c478bd9Sstevel@tonic-gate extern int exclude_level(int);
2367c478bd9Sstevel@tonic-gate 
2377c478bd9Sstevel@tonic-gate extern major_t path_to_major(char *);
2387c478bd9Sstevel@tonic-gate extern void i_ddi_node_cache_init(void);
239*fa9e4066Sahrens extern dev_info_t *i_ddi_alloc_node(dev_info_t *, char *, pnode_t, int,
2407c478bd9Sstevel@tonic-gate     ddi_prop_t *, int);
2417c478bd9Sstevel@tonic-gate extern void i_ddi_forceattach_drivers(void);
2427c478bd9Sstevel@tonic-gate extern int i_ddi_io_initialized(void);
2437c478bd9Sstevel@tonic-gate extern dev_info_t *i_ddi_create_branch(dev_info_t *, int);
2447c478bd9Sstevel@tonic-gate extern void i_ddi_add_devimap(dev_info_t *dip);
2457c478bd9Sstevel@tonic-gate extern void i_ddi_di_cache_invalidate(int kmflag);
2467c478bd9Sstevel@tonic-gate extern void i_ddi_di_cache_free(struct di_cache *cache);
2477c478bd9Sstevel@tonic-gate 
2487c478bd9Sstevel@tonic-gate #endif /* _KERNEL */
2497c478bd9Sstevel@tonic-gate 
2507c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
2517c478bd9Sstevel@tonic-gate }
2527c478bd9Sstevel@tonic-gate #endif
2537c478bd9Sstevel@tonic-gate 
2547c478bd9Sstevel@tonic-gate #endif /* _SYS_AUTOCONF_H */
255