1/*- 2 * Data structures and definitions for CAM peripheral ("type") drivers. 3 * 4 * Copyright (c) 1997, 1998 Justin T. Gibbs. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 11 unchanged lines hidden (view full) --- 20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * |
28 * $FreeBSD: head/sys/cam/cam_periph.h 168752 2007-04-15 08:49:19Z scottl $ |
29 */ 30 31#ifndef _CAM_CAM_PERIPH_H 32#define _CAM_CAM_PERIPH_H 1 33 34#include <sys/queue.h> 35 36#ifdef _KERNEL --- 62 unchanged lines hidden (view full) --- 99struct cam_periph { 100 cam_pinfo pinfo; 101 periph_start_t *periph_start; 102 periph_oninv_t *periph_oninval; 103 periph_dtor_t *periph_dtor; 104 char *periph_name; 105 struct cam_path *path; /* Compiled path to device */ 106 void *softc; |
107 struct cam_sim *sim; |
108 u_int32_t unit_number; 109 cam_periph_type type; 110 u_int32_t flags; 111#define CAM_PERIPH_RUNNING 0x01 112#define CAM_PERIPH_LOCKED 0x02 113#define CAM_PERIPH_LOCK_WANTED 0x04 114#define CAM_PERIPH_INVALID 0x08 115#define CAM_PERIPH_NEW_DEV_FOUND 0x10 116#define CAM_PERIPH_RECOVERY_INPROG 0x20 |
117#define CAM_PERIPH_POLLED 0x40 |
118 u_int32_t immediate_priority; 119 u_int32_t refcount; 120 SLIST_HEAD(, ccb_hdr) ccb_list; /* For "immediate" requests */ 121 SLIST_ENTRY(cam_periph) periph_links; 122 TAILQ_ENTRY(cam_periph) unit_links; 123 ac_callback_t *deferred_callback; 124 ac_code deferred_ac; 125}; --- 7 unchanged lines hidden (view full) --- 133 134cam_status cam_periph_alloc(periph_ctor_t *periph_ctor, 135 periph_oninv_t *periph_oninvalidate, 136 periph_dtor_t *periph_dtor, 137 periph_start_t *periph_start, 138 char *name, cam_periph_type type, struct cam_path *, 139 ac_callback_t *, ac_code, void *arg); 140struct cam_periph *cam_periph_find(struct cam_path *path, char *name); |
141void cam_periph_lock(struct cam_periph *periph); |
142void cam_periph_unlock(struct cam_periph *periph); 143cam_status cam_periph_acquire(struct cam_periph *periph); 144void cam_periph_release(struct cam_periph *periph); |
145int cam_periph_hold(struct cam_periph *periph, int priority); 146void cam_periph_unhold(struct cam_periph *periph); |
147void cam_periph_invalidate(struct cam_periph *periph); 148int cam_periph_mapmem(union ccb *ccb, 149 struct cam_periph_map_info *mapinfo); 150void cam_periph_unmapmem(union ccb *ccb, 151 struct cam_periph_map_info *mapinfo); 152union ccb *cam_periph_getccb(struct cam_periph *periph, 153 u_int32_t priority); 154void cam_periph_ccbwait(union ccb *ccb); --- 27 unchanged lines hidden --- |