1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 * 21 * Portions Copyright 2018 Devin Teske dteske@freebsd.org 22 * 23 * $FreeBSD: stable/11/cddl/lib/libdtrace/io.d 333617 2018-05-15 00:00:44Z dteske $ 24 */ 25/* 26 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 27 * Use is subject to license terms. 28 */ 29 30#pragma D depends_on module kernel 31#pragma D depends_on provider io 32 33typedef struct devinfo { 34 int dev_major; /* major number */ 35 int dev_minor; /* minor number */ 36 int dev_instance; /* instance number */ 37 int dev_type; /* type of device */ 38 string dev_name; /* name of device */ 39 string dev_statname; /* name of device + instance/minor */ 40 string dev_pathname; /* pathname of device */ 41} devinfo_t; 42 43#pragma D binding "1.0" translator 44translator devinfo_t < struct devstat *D > { 45 dev_major = D->device_number; 46 dev_minor = D->unit_number; 47 dev_instance = 0; 48 dev_type = D->device_type; 49 dev_name = stringof(D->device_name); 50 dev_statname = stringof(D->device_name); 51 dev_pathname = stringof(D->device_name); 52}; 53 54typedef struct bufinfo { 55 int b_cmd; /* I/O operation */ 56 int b_flags; /* flags */ 57 long b_bcount; /* number of bytes */ 58 caddr_t b_addr; /* buffer address */ 59 uint64_t b_blkno; /* expanded block # on device */ 60 uint64_t b_lblkno; /* block # on device */ 61 size_t b_resid; /* # of bytes not transferred */ 62 size_t b_bufsize; /* size of allocated buffer */ 63/* caddr_t b_iodone; I/O completion routine */ 64 int b_error; /* expanded error field */ 65/* dev_t b_edev; extended device */ 66} bufinfo_t; 67 68#pragma D binding "1.0" translator 69translator bufinfo_t < struct bio *B > { 70 b_cmd = B->bio_cmd; 71 b_flags = B->bio_flags; 72 b_bcount = B->bio_bcount; 73 b_addr = B->bio_data; 74 b_blkno = 0; 75 b_lblkno = 0; 76 b_resid = B->bio_resid; 77 b_bufsize = 0; /* XXX gnn */ 78 b_error = B->bio_error; 79}; 80 81/* 82 * The following inline constants can be used to examine fi_oflags when using 83 * the fds[] array or a translated fileinfo_t. Note that the various open 84 * flags behave as a bit-field *except* for O_RDONLY, O_WRONLY, and O_RDWR. 85 * To test the open mode, you write code similar to that used with the fcntl(2) 86 * F_GET[X]FL command, such as: if ((fi_oflags & O_ACCMODE) == O_WRONLY). 87 */ 88inline int O_ACCMODE = 0x0003; 89#pragma D binding "1.1" O_ACCMODE 90 91inline int O_RDONLY = 0x0000; 92#pragma D binding "1.1" O_RDONLY 93inline int O_WRONLY = 0x0001; 94#pragma D binding "1.1" O_WRONLY 95inline int O_RDWR = 0x0002; 96#pragma D binding "1.1" O_RDWR 97 98inline int O_APPEND = 0x0008; 99#pragma D binding "1.1" O_APPEND 100inline int O_CREAT = 0x0200; 101#pragma D binding "1.1" O_CREAT 102inline int O_EXCL = 0x0800; 103#pragma D binding "1.1" O_EXCL 104inline int O_NOCTTY = 0x8000; 105#pragma D binding "1.1" O_NOCTTY 106inline int O_NONBLOCK = 0x0004; 107#pragma D binding "1.1" O_NONBLOCK 108inline int O_NDELAY = 0x0004; 109#pragma D binding "1.1" O_NDELAY 110inline int O_SYNC = 0x0080; 111#pragma D binding "1.1" O_SYNC 112inline int O_TRUNC = 0x0400; 113#pragma D binding "1.1" O_TRUNC 114 115/* 116 * The following inline constants can be used to examine bio_cmd of struct bio 117 * or a translated bufinfo_t. 118 */ 119inline int BIO_READ = 0x01; 120#pragma D binding "1.13" BIO_READ 121inline int BIO_WRITE = 0x02; 122#pragma D binding "1.13" BIO_WRITE 123inline int BIO_DELETE = 0x03; 124#pragma D binding "1.13" BIO_DELETE 125inline int BIO_GETATTR = 0x04; 126#pragma D binding "1.13" BIO_GETATTR 127inline int BIO_FLUSH = 0x05; 128#pragma D binding "1.13" BIO_FLUSH 129inline int BIO_CMD0 = 0x06; 130#pragma D binding "1.13" BIO_CMD0 131inline int BIO_CMD1 = 0x07; 132#pragma D binding "1.13" BIO_CMD1 133inline int BIO_CMD2 = 0x08; 134#pragma D binding "1.13" BIO_CMD2 135inline int BIO_ZONE = 0x09; 136#pragma D binding "1.13" BIO_ZONE 137 138/* 139 * The following inline constants can be used to examine bio_flags of struct 140 * bio or a translated bufinfo_t. 141 */ 142inline int BIO_ERROR = 0x01; 143#pragma D binding "1.13" BIO_ERROR 144inline int BIO_DONE = 0x02; 145#pragma D binding "1.13" BIO_DONE 146inline int BIO_ONQUEUE = 0x04; 147#pragma D binding "1.13" BIO_ONQUEUE 148inline int BIO_ORDERED = 0x08; 149#pragma D binding "1.13" BIO_ORDERED 150inline int BIO_UNMAPPED = 0x10; 151#pragma D binding "1.13" BIO_UNMAPPED 152inline int BIO_TRANSIENT_MAPPING = 0x20; 153#pragma D binding "1.13" BIO_TRANSIENT_MAPPING 154inline int BIO_VLIST = 0x40; 155#pragma D binding "1.13" BIO_VLIST 156 157/* 158 * The following inline constants can be used to examine device_type of struct 159 * devstat or a translated devinfo_t. 160 */ 161inline int DEVSTAT_TYPE_DIRECT = 0x000; 162#pragma D binding "1.13" DEVSTAT_TYPE_DIRECT 163inline int DEVSTAT_TYPE_SEQUENTIAL = 0x001; 164#pragma D binding "1.13" DEVSTAT_TYPE_SEQUENTIAL 165inline int DEVSTAT_TYPE_PRINTER = 0x002; 166#pragma D binding "1.13" DEVSTAT_TYPE_PRINTER 167inline int DEVSTAT_TYPE_PROCESSOR = 0x003; 168#pragma D binding "1.13" DEVSTAT_TYPE_PROCESSOR 169inline int DEVSTAT_TYPE_WORM = 0x004; 170#pragma D binding "1.13" DEVSTAT_TYPE_WORM 171inline int DEVSTAT_TYPE_CDROM = 0x005; 172#pragma D binding "1.13" DEVSTAT_TYPE_CDROM 173inline int DEVSTAT_TYPE_SCANNER = 0x006; 174#pragma D binding "1.13" DEVSTAT_TYPE_SCANNER 175inline int DEVSTAT_TYPE_OPTICAL = 0x007; 176#pragma D binding "1.13" DEVSTAT_TYPE_OPTICAL 177inline int DEVSTAT_TYPE_CHANGER = 0x008; 178#pragma D binding "1.13" DEVSTAT_TYPE_CHANGER 179inline int DEVSTAT_TYPE_COMM = 0x009; 180#pragma D binding "1.13" DEVSTAT_TYPE_COMM 181inline int DEVSTAT_TYPE_ASC0 = 0x00a; 182#pragma D binding "1.13" DEVSTAT_TYPE_ASC0 183inline int DEVSTAT_TYPE_ASC1 = 0x00b; 184#pragma D binding "1.13" DEVSTAT_TYPE_ASC1 185inline int DEVSTAT_TYPE_STORARRAY = 0x00c; 186#pragma D binding "1.13" DEVSTAT_TYPE_STORARRAY 187inline int DEVSTAT_TYPE_ENCLOSURE = 0x00d; 188#pragma D binding "1.13" DEVSTAT_TYPE_ENCLOSURE 189inline int DEVSTAT_TYPE_FLOPPY = 0x00e; 190#pragma D binding "1.13" DEVSTAT_TYPE_FLOPPY 191inline int DEVSTAT_TYPE_MASK = 0x00f; 192#pragma D binding "1.13" DEVSTAT_TYPE_MASK 193inline int DEVSTAT_TYPE_IF_SCSI = 0x010; 194#pragma D binding "1.13" DEVSTAT_TYPE_IF_SCSI 195inline int DEVSTAT_TYPE_IF_IDE = 0x020; 196#pragma D binding "1.13" DEVSTAT_TYPE_IF_IDE 197inline int DEVSTAT_TYPE_IF_OTHER = 0x030; 198#pragma D binding "1.13" DEVSTAT_TYPE_IF_OTHER 199inline int DEVSTAT_TYPE_IF_MASK = 0x0f0; 200#pragma D binding "1.13" DEVSTAT_TYPE_IF_MASK 201inline int DEVSTAT_TYPE_PASS = 0x100; 202#pragma D binding "1.13" DEVSTAT_TYPE_PASS 203 204#pragma D binding "1.13" device_type_string 205inline string device_type_string[int type] = 206 type == DEVSTAT_TYPE_DIRECT ? "DIRECT" : 207 type == DEVSTAT_TYPE_SEQUENTIAL ? "SEQUENTIAL" : 208 type == DEVSTAT_TYPE_PRINTER ? "PRINTER" : 209 type == DEVSTAT_TYPE_PROCESSOR ? "PROCESSOR" : 210 type == DEVSTAT_TYPE_WORM ? "WORM" : 211 type == DEVSTAT_TYPE_CDROM ? "CDROM" : 212 type == DEVSTAT_TYPE_SCANNER ? "SCANNER" : 213 type == DEVSTAT_TYPE_OPTICAL ? "OPTICAL" : 214 type == DEVSTAT_TYPE_CHANGER ? "CHANGER" : 215 type == DEVSTAT_TYPE_COMM ? "COMM" : 216 type == DEVSTAT_TYPE_ASC0 ? "ASC0" : 217 type == DEVSTAT_TYPE_ASC1 ? "ASC1" : 218 type == DEVSTAT_TYPE_STORARRAY ? "STORARRAY" : 219 type == DEVSTAT_TYPE_ENCLOSURE ? "ENCLOSURE" : 220 type == DEVSTAT_TYPE_FLOPPY ? "FLOPPY" : 221 strjoin("UNKNOWN(", strjoin(lltostr(type), ")")); 222 223#pragma D binding "1.13" device_type 224inline string device_type[int type] = 225 device_type_string[type & DEVSTAT_TYPE_MASK]; 226 227#pragma D binding "1.13" device_if_string 228inline string device_if_string[int type] = 229 type == 0 ? "ACCESS" : 230 type == DEVSTAT_TYPE_IF_SCSI ? "SCSI" : 231 type == DEVSTAT_TYPE_IF_IDE ? "IDE" : 232 type == DEVSTAT_TYPE_IF_OTHER ? "OTHER" : 233 strjoin("UNKNOWN(", strjoin(lltostr(type), ")")); 234 235#pragma D binding "1.13" device_if 236inline string device_if[int type] = 237 device_if_string[type & DEVSTAT_TYPE_IF_MASK]; 238 239#pragma D binding "1.13" bio_cmd_string 240inline string bio_cmd_string[int cmd] = 241 cmd == BIO_READ ? "READ" : 242 cmd == BIO_WRITE ? "WRITE" : 243 cmd == BIO_DELETE ? "DELETE" : 244 cmd == BIO_GETATTR ? "GETATTR" : 245 cmd == BIO_FLUSH ? "FLUSH" : 246 cmd == BIO_CMD0 ? "CMD0" : 247 cmd == BIO_CMD1 ? "CMD1" : 248 cmd == BIO_CMD2 ? "CMD2" : 249 cmd == BIO_ZONE ? "ZONE" : 250 strjoin("UNKNOWN(", strjoin(lltostr(cmd), ")")); 251 252#pragma D binding "1.13" bio_flag_string 253inline string bio_flag_string[int flag] = 254 flag == BIO_ERROR ? "ERROR" : 255 flag == BIO_DONE ? "DONE" : 256 flag == BIO_ONQUEUE ? "ONQUEUE" : 257 flag == BIO_ORDERED ? "ORDERED" : 258 flag == BIO_UNMAPPED ? "UNMAPPED" : 259 flag == BIO_TRANSIENT_MAPPING ? "TRANSIENT_MAPPING" : 260 flag == BIO_VLIST ? "VLIST" : 261 ""; 262