--- old/usr/src/uts/common/sys/ddi_timer.h	Sat Jul 20 04:30:50 2013
+++ /dev/null	Sat Jul 20 04:30:50 2013
@@ -1,147 +0,0 @@
-/*
- * 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 2009 Sun Microsystems, Inc.  All rights reserved.
- * Use is subject to license terms.
- */
-
-#ifndef	_SYS_DDI_TIMER_H
-#define	_SYS_DDI_TIMER_H
-
-#include <sys/list.h>
-
-#ifdef	__cplusplus
-extern "C" {
-#endif
-
-#ifdef _KERNEL
-
-/*
- * Used by the new timeout functions
- */
-typedef struct __timeout *timeout_t;
-
-/*
- * Forward declarations.
- */
-struct cyc_timer;
-struct tm_req;
-
-/*
- * Timing wheel cog.
- * Each cog has a timeout request queue which is guarded by the lock
- * here.
- */
-typedef struct timer_tw {
-	list_t req;			/* timeout request queue */
-	kmutex_t lock;			/* lock for this queue */
-} timer_tw_t;
-
-/*
- * Timer based on the cyclic subsystem.
- * For each resolution, this timer structure should be allocated.
- * Note. currently only one timer is used for periodic timeout requests,
- * which is based on the system clock resolution.
- */
-typedef struct cyc_timer {
-	hrtime_t res;			/* this cyclic resolution */
-	hrtime_t tick;			/* tick of this cyclic */
-	hrtime_t tick_time;		/* current time on this timer */
-/*
- * The hash size might need to be tuned if the lock contention is
- * observed. So far the current size (1024) is sufficient though.
- */
-#define	TM_HASH_SZ	(1024)		/* must be power of 2 */
-#define	TM_HASH(x)	((x) & (TM_HASH_SZ -1))
-	timer_tw_t idhash[TM_HASH_SZ];	/* ID hash */
-	timer_tw_t exhash[TM_HASH_SZ];  /* expiration time hash */
-} cyc_timer_t;
-
-/*
- * This value determines how many requests within 10ms can be allocated to
- * different slots. This is an exponential number powered by 2.
- * This value should be tuned with the hash size.
- * Note. This value is fixed now, but can be adjusted by checking the number
- * of CPUs when the timer structure is allocated.
- */
-#define	TICK_FACTOR	(3)
-
-/*
- * Timer request.
- */
-typedef struct tm_req {
-	struct list_node id_req;	/* request on ID hash */
-	struct list_node ex_req;	/* request on expire hash */
-	struct list_node disp_req;	/* request on dispatch queue */
-	hrtime_t interval;	/* interval this request needs */
-	hrtime_t exp_time;	/* time when the request executes */
-	void (*handler)(void *);	/* timeout handler */
-	void *arg;		/* timeout argument */
-	kthread_t *h_thread;	/* handler thread */
-	kmutex_t lock;		/* lock for setting counter and flag */
-	kcondvar_t cv;		/* condition variable against the lock */
-	timeout_t id;		/* this request id */
-	int level;		/* interrupt level */
-	volatile uint_t flags;	/* flags passed to ddi_timeout() */
-	/*
-	 * State flags
-	 * These are used internally.
-	 */
-#define	TM_INVOKING	0x00000001	/* cyclic is invoked now */
-#define	TM_EXECUTING	0x00000002	/* timeout is executed now */
-#define	TM_CANCEL	0x00000004	/* request is canceled */
-#define	TM_TRANSFER	0x00000008	/* request is transfered */
-#define	TM_UTMCOMP	0x00000040	/* untimeout is complete */
-	uint_t cnt;		/* invoke counter */
-} tm_req_t;
-
-/*
- * Software interrupt intr_state:
- *
- *  31              16 15               0
- * +------------------+------------------+
- * |  interrupt start |  interrupt set   |
- * +------------------+------------------+
- *
- * Note. This structure can accomodate interrupts up to the level 15,
- * but supported interrupts are up to the level 10 in practice because
- * of the ddi timer restriction.
- */
-#define	TM_INTR_SET(l)		(1 << (l))
-#define	TM_INTR_START(l)	(1 << ((l) + 16))
-
-/*
- * internal functions for the ddi timeout
- */
-void timer_init(void);
-void cyclic_timer(void);
-void timer_softintr(int);
-timeout_t i_timeout(void (*)(void *), void *, hrtime_t, int);
-void i_untimeout(timeout_t);
-
-#endif	/* _KERNEL */
-
-#ifdef	__cplusplus
-}
-#endif
-
-#endif	/* _SYS_DDI_TIMER_H */
