| 1 | /* $NetBSD: rf_netbsd.h,v 1.30 2013/04/27 21:18:42 christos Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc. |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * This code is derived from software contributed to The NetBSD Foundation |
| 8 | * by Greg Oster; Jason R. Thorpe. |
| 9 | * |
| 10 | * Redistribution and use in source and binary forms, with or without |
| 11 | * modification, are permitted provided that the following conditions |
| 12 | * are met: |
| 13 | * 1. Redistributions of source code must retain the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer. |
| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer in the |
| 17 | * documentation and/or other materials provided with the distribution. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 29 | * POSSIBILITY OF SUCH DAMAGE. |
| 30 | */ |
| 31 | |
| 32 | #ifndef _RF__RF_NETBSDSTUFF_H_ |
| 33 | #define _RF__RF_NETBSDSTUFF_H_ |
| 34 | |
| 35 | #include <sys/fcntl.h> |
| 36 | #include <sys/systm.h> |
| 37 | #include <sys/vnode.h> |
| 38 | #include <sys/pool.h> |
| 39 | #include <sys/disk.h> |
| 40 | |
| 41 | #include <dev/dkvar.h> |
| 42 | #include <dev/raidframe/raidframevar.h> |
| 43 | |
| 44 | struct raidcinfo { |
| 45 | struct vnode *ci_vp; /* component device's vnode */ |
| 46 | dev_t ci_dev; /* component device's dev_t */ |
| 47 | RF_ComponentLabel_t ci_label; /* components RAIDframe label */ |
| 48 | #if 0 |
| 49 | size_t ci_size; /* size */ |
| 50 | char *ci_path; /* path to component */ |
| 51 | size_t ci_pathlen; /* length of component path */ |
| 52 | #endif |
| 53 | }; |
| 54 | |
| 55 | |
| 56 | /* a little structure to serve as a container for all the various |
| 57 | global pools used in RAIDframe */ |
| 58 | |
| 59 | struct RF_Pools_s { |
| 60 | struct pool alloclist; /* AllocList */ |
| 61 | struct pool asm_hdr; /* Access Stripe Map Header */ |
| 62 | struct pool asmap; /* Access Stripe Map */ |
| 63 | struct pool asmhle; /* Access Stripe Map Header List Elements */ |
| 64 | struct pool callback; /* Callback descriptors */ |
| 65 | struct pool dagh; /* DAG headers */ |
| 66 | struct pool dagnode; /* DAG nodes */ |
| 67 | struct pool daglist; /* DAG lists */ |
| 68 | struct pool dagpcache; /* DAG pointer/param cache */ |
| 69 | struct pool dqd; /* Disk Queue Data */ |
| 70 | struct pool fss; /* Failed Stripe Structures */ |
| 71 | struct pool funclist; /* Function Lists */ |
| 72 | struct pool mcpair; /* Mutex/Cond Pairs */ |
| 73 | struct pool pda; /* Physical Disk Access structures */ |
| 74 | struct pool pss; /* Parity Stripe Status */ |
| 75 | struct pool pss_issued; /* Parity Stripe Status Issued */ |
| 76 | struct pool rad; /* Raid Access Descriptors */ |
| 77 | struct pool reconbuffer; /* reconstruction buffer (header) pool */ |
| 78 | struct pool revent; /* reconstruct events */ |
| 79 | struct pool stripelock; /* StripeLock */ |
| 80 | struct pool vfple; /* VoidFunctionPtr List Elements */ |
| 81 | struct pool vple; /* VoidPointer List Elements */ |
| 82 | }; |
| 83 | |
| 84 | extern struct RF_Pools_s rf_pools; |
| 85 | void rf_pool_init(struct pool *, size_t, const char *, size_t, size_t); |
| 86 | int rf_buf_queue_check(RF_Raid_t *); |
| 87 | |
| 88 | /* XXX probably belongs in a different .h file. */ |
| 89 | typedef struct RF_AutoConfig_s { |
| 90 | char devname[56]; /* the name of this component */ |
| 91 | int flag; /* a general-purpose flag */ |
| 92 | dev_t dev; /* the device for this component */ |
| 93 | struct vnode *vp; /* Mr. Vnode Pointer */ |
| 94 | RF_ComponentLabel_t *clabel; /* the label */ |
| 95 | struct RF_AutoConfig_s *next; /* the next autoconfig structure |
| 96 | in this set. */ |
| 97 | } RF_AutoConfig_t; |
| 98 | |
| 99 | typedef struct RF_ConfigSet_s { |
| 100 | struct RF_AutoConfig_s *ac; /* all of the autoconfig structures for |
| 101 | this config set. */ |
| 102 | int rootable; /* Set to 1 if this set can be root */ |
| 103 | struct RF_ConfigSet_s *next; |
| 104 | } RF_ConfigSet_t; |
| 105 | |
| 106 | #endif /* _RF__RF_NETBSDSTUFF_H_ */ |
| 107 | |