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freebsd/sys/cam/scsi/scsi_all.c
Matt Jacob 16c5c386eb A SCSI_DELAY of zero is a legitimate value to have. 
The notion that you must "always" have a delay is at best misinformed.
2002-09-23 04:56:35 +00:00

2961 lines
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/*
* Implementation of Utility functions for all SCSI device types.
*
* Copyright (c) 1997, 1998, 1999 Justin T. Gibbs.
* Copyright (c) 1997, 1998 Kenneth D. Merry.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification, immediately at the beginning of the file.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <sys/param.h>
#ifdef _KERNEL
#include <opt_scsi.h>
#include <sys/systm.h>
#include <sys/libkern.h>
#include <sys/kernel.h>
#include <sys/sysctl.h>
#else
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#endif
#include <cam/cam.h>
#include <cam/cam_ccb.h>
#include <cam/cam_xpt.h>
#include <cam/scsi/scsi_all.h>
#include <sys/sbuf.h>
#ifndef _KERNEL
#include <camlib.h>
#ifndef FALSE
#define FALSE 0
#endif /* FALSE */
#ifndef TRUE
#define TRUE 1
#endif /* TRUE */
#define ERESTART -1 /* restart syscall */
#define EJUSTRETURN -2 /* don't modify regs, just return */
#endif /* !_KERNEL */
/*
* This is the default number of seconds we wait for devices to settle
* after a SCSI bus reset.
*/
#ifndef SCSI_DELAY
#define SCSI_DELAY 2000
#endif
/*
* All devices need _some_ sort of bus settle delay, so we'll set it to
* a minimum value of 100ms. Note that this is pertinent only for SPI-
* not transport like Fibre Channel or iSCSI where 'delay' is completely
* meaningless.
*/
#ifndef SCSI_MIN_DELAY
#define SCSI_MIN_DELAY 100
#endif
/*
* Make sure the user isn't using seconds instead of milliseconds.
*/
#if (SCSI_DELAY < SCSI_MIN_DELAY && SCSI_DELAY != 0)
#error "SCSI_DELAY is in milliseconds, not seconds! Please use a larger value"
#endif
int scsi_delay;
static int ascentrycomp(const void *key, const void *member);
static int senseentrycomp(const void *key, const void *member);
static void fetchtableentries(int sense_key, int asc, int ascq,
struct scsi_inquiry_data *,
const struct sense_key_table_entry **,
const struct asc_table_entry **);
#ifdef _KERNEL
static void init_scsi_delay(void);
static int sysctl_scsi_delay(SYSCTL_HANDLER_ARGS);
static int set_scsi_delay(int delay);
#endif
#if !defined(SCSI_NO_OP_STRINGS)
#define D 0x001
#define T 0x002
#define L 0x004
#define P 0x008
#define W 0x010
#define R 0x020
#define S 0x040
#define O 0x080
#define M 0x100
#define C 0x200
#define A 0x400
#define E 0x800
#define ALL 0xFFF
static struct op_table_entry plextor_cd_ops[] = {
{0xD8, R, "CD-DA READ"}
};
static struct scsi_op_quirk_entry scsi_op_quirk_table[] = {
{
/*
* I believe that 0xD8 is the Plextor proprietary command
* to read CD-DA data. I'm not sure which Plextor CDROM
* models support the command, though. I know for sure
* that the 4X, 8X, and 12X models do, and presumably the
* 12-20X does. I don't know about any earlier models,
* though. If anyone has any more complete information,
* feel free to change this quirk entry.
*/
{T_CDROM, SIP_MEDIA_REMOVABLE, "PLEXTOR", "CD-ROM PX*", "*"},
sizeof(plextor_cd_ops)/sizeof(struct op_table_entry),
plextor_cd_ops
}
};
static struct op_table_entry scsi_op_codes[] = {
/*
* From: ftp://ftp.symbios.com/pub/standards/io/t10/drafts/spc/op-num.txt
* Modifications by Kenneth Merry (ken@FreeBSD.ORG)
*
* Note: order is important in this table, scsi_op_desc() currently
* depends on the opcodes in the table being in order to save search time.
*/
/*
* File: OP-NUM.TXT
*
* SCSI Operation Codes
* Numeric Sorted Listing
* as of 11/13/96
*
* D - DIRECT ACCESS DEVICE (SBC) device column key
* .T - SEQUENTIAL ACCESS DEVICE (SSC) -------------------
* . L - PRINTER DEVICE (SSC) M = Mandatory
* . P - PROCESSOR DEVICE (SPC) O = Optional
* . .W - WRITE ONCE READ MULTIPLE DEVICE (SBC) V = Vendor specific
* . . R - CD DEVICE (MMC) R = Reserved
* . . S - SCANNER DEVICE (SGC) Z = Obsolete
* . . .O - OPTICAL MEMORY DEVICE (SBC)
* . . . M - MEDIA CHANGER DEVICE (SMC)
* . . . C - COMMUNICATION DEVICE (SSC)
* . . . .A - STORAGE ARRAY DEVICE (SCC)
* . . . . E - ENCLOSURE SERVICES DEVICE (SES)
* OP DTLPWRSOMCAE Description
* -- ------------ ---------------------------------------------------- */
/* 00 MMMMMMMMMMMM TEST UNIT READY */
{0x00, ALL, "TEST UNIT READY"},
/* 01 M REWIND */
{0x01, T, "REWIND"},
/* 01 Z V ZO ZO REZERO UNIT */
{0x01, D|L|W|O|M, "REZERO UNIT"},
/* 02 VVVVVV V */
/* 03 MMMMMMMMMMMM REQUEST SENSE */
{0x03, ALL, "REQUEST SENSE"},
/* 04 M O O FORMAT UNIT */
{0x04, D|R|O, "FORMAT UNIT"},
/* 04 O FORMAT MEDIUM */
{0x04, T, "FORMAT MEDIUM"},
/* 04 O FORMAT */
{0x04, L, "FORMAT"},
/* 05 VMVVVV V READ BLOCK LIMITS */
{0x05, T, "READ BLOCK LIMITS"},
/* 06 VVVVVV V */
/* 07 OVV O OV REASSIGN BLOCKS */
{0x07, D|W|O, "REASSIGN BLOCKS"},
/* 07 O INITIALIZE ELEMENT STATUS */
{0x07, M, "INITIALIZE ELEMENT STATUS"},
/* 08 OMV OO OV READ(06) */
{0x08, D|T|W|R|O, "READ(06)"},
/* 08 O RECEIVE */
{0x08, P, "RECEIVE"},
/* 08 M GET MESSAGE(06) */
{0x08, C, "GET MESSAGE(06)"},
/* 09 VVVVVV V */
/* 0A OM O OV WRITE(06) */
{0x0A, D|T|W|O, "WRITE(06)"},
/* 0A M SEND(06) */
{0x0A, P, "SEND(06)"},
/* 0A M SEND MESSAGE(06) */
{0x0A, C, "SEND MESSAGE(06)"},
/* 0A M PRINT */
{0x0A, L, "PRINT"},
/* 0B Z ZO ZV SEEK(06) */
{0x0B, D|W|R|O, "SEEK(06)"},
/* 0B O SLEW AND PRINT */
{0x0B, L, "SLEW AND PRINT"},
/* 0C VVVVVV V */
/* 0D VVVVVV V */
/* 0E VVVVVV V */
/* 0F VOVVVV V READ REVERSE */
{0x0F, T, "READ REVERSE"},
/* 10 VM VVV WRITE FILEMARKS */
{0x10, T, "WRITE FILEMARKS"},
/* 10 O O SYNCHRONIZE BUFFER */
{0x10, L|W, "SYNCHRONIZE BUFFER"},
/* 11 VMVVVV SPACE */
{0x11, T, "SPACE"},
/* 12 MMMMMMMMMMMM INQUIRY */
{0x12, ALL, "INQUIRY"},
/* 13 VOVVVV VERIFY(06) */
{0x13, T, "VERIFY(06)"},
/* 14 VOOVVV RECOVER BUFFERED DATA */
{0x14, T|L, "RECOVER BUFFERED DATA"},
/* 15 OMO OOOOOOOO MODE SELECT(06) */
{0x15, ALL & ~(P), "MODE SELECT(06)"},
/* 16 MMMOMMMM O RESERVE(06) */
{0x16, D|T|L|P|W|R|S|O|E, "RESERVE(06)"},
/* 16 M RESERVE ELEMENT(06) */
{0x16, M, "RESERVE ELEMENT(06)"},
/* 17 MMMOMMMM O RELEASE(06) */
{0x17, ALL & ~(M|C|A), "RELEASE(06)"},
/* 17 M RELEASE ELEMENT(06) */
{0x17, M, "RELEASE ELEMENT(06)"},
/* 18 OOOOOOOO COPY */
{0x18, ALL & ~(M|C|A|E), "COPY"},
/* 19 VMVVVV ERASE */
{0x19, T, "ERASE"},
/* 1A OMO OOOOOOOO MODE SENSE(06) */
{0x1A, ALL & ~(P), "MODE SENSE(06)"},
/* 1B O OM O STOP START UNIT */
{0x1B, D|W|R|O, "STOP START UNIT"},
/* 1B O LOAD UNLOAD */
{0x1B, T, "LOAD UNLOAD"},
/* 1B O SCAN */
{0x1B, S, "SCAN"},
/* 1B O STOP PRINT */
{0x1B, L, "STOP PRINT"},
/* 1C OOOOOOOOOO M RECEIVE DIAGNOSTIC RESULTS */
{0x1C, ALL & ~(A), "RECEIVE DIAGNOSTIC RESULTS"},
/* 1D MMMMMMMMMMMM SEND DIAGNOSTIC */
{0x1D, ALL, "SEND DIAGNOSTIC"},
/* 1E OO OM OO PREVENT ALLOW MEDIUM REMOVAL */
{0x1E, D|T|W|R|O|M, "PREVENT ALLOW MEDIUM REMOVAL"},
/* 1F */
/* 20 V VV V */
/* 21 V VV V */
/* 22 V VV V */
/* 23 V VV V */
/* 24 V VVM SET WINDOW */
{0x24, S, "SET WINDOW"},
/* 25 M M M READ CAPACITY */
{0x25, D|W|O, "READ CAPACITY"},
/* 25 M READ CD RECORDED CAPACITY */
{0x25, R, "READ CD RECORDED CAPACITY"},
/* 25 O GET WINDOW */
{0x25, S, "GET WINDOW"},
/* 26 V VV */
/* 27 V VV */
/* 28 M MMMM READ(10) */
{0x28, D|W|R|S|O, "READ(10)"},
/* 28 O GET MESSAGE(10) */
{0x28, C, "GET MESSAGE(10)"},
/* 29 V VV O READ GENERATION */
{0x29, O, "READ GENERATION"},
/* 2A M MM M WRITE(10) */
{0x2A, D|W|R|O, "WRITE(10)"},
/* 2A O SEND(10) */
{0x2A, S, "SEND(10)"},
/* 2A O SEND MESSAGE(10) */
{0x2A, C, "SEND MESSAGE(10)"},
/* 2B O OM O SEEK(10) */
{0x2B, D|W|R|O, "SEEK(10)"},
/* 2B O LOCATE */
{0x2B, T, "LOCATE"},
/* 2B O POSITION TO ELEMENT */
{0x2B, M, "POSITION TO ELEMENT"},
/* 2C V O ERASE(10) */
{0x2C, O, "ERASE(10)"},
/* 2D V O O READ UPDATED BLOCK */
{0x2D, W|O, "READ UPDATED BLOCK"},
/* 2E O O O WRITE AND VERIFY(10) */
{0x2E, D|W|O, "WRITE AND VERIFY(10)"},
/* 2F O OO O VERIFY(10) */
{0x2F, D|W|R|O, "VERIFY(10)"},
/* 30 Z ZO Z SEARCH DATA HIGH(10) */
{0x30, D|W|R|O, "SEARCH DATA HIGH(10)"},
/* 31 Z ZO Z SEARCH DATA EQUAL(10) */
{0x31, D|W|R|O, "SEARCH DATA EQUAL(10)"},
/* 31 O OBJECT POSITION */
{0x31, S, "OBJECT POSITION"},
/* 32 Z ZO Z SEARCH DATA LOW(10) */
{0x32, D|W|R|O, "SEARCH DATA LOW(10"},
/* 33 O OO O SET LIMITS(10) */
{0x33, D|W|R|O, "SET LIMITS(10)"},
/* 34 O OO O PRE-FETCH */
{0x34, D|W|R|O, "PRE-FETCH"},
/* 34 O READ POSITION */
{0x34, T, "READ POSITION"},
/* 34 O GET DATA BUFFER STATUS */
{0x34, S, "GET DATA BUFFER STATUS"},
/* 35 O OM O SYNCHRONIZE CACHE */
{0x35, D|W|R|O, "SYNCHRONIZE CACHE"},
/* 36 O OO O LOCK UNLOCK CACHE */
{0x36, D|W|R|O, "LOCK UNLOCK CACHE"},
/* 37 O O READ DEFECT DATA(10) */
{0x37, D|O, "READ DEFECT DATA(10)"},
/* 38 O O MEDIUM SCAN */
{0x38, W|O, "MEDIUM SCAN"},
/* 39 OOOOOOOO COMPARE */
{0x39, ALL & ~(M|C|A|E), "COMPARE"},
/* 3A OOOOOOOO COPY AND VERIFY */
{0x3A, ALL & ~(M|C|A|E), "COPY AND VERIFY"},
/* 3B OOOOOOOOOO O WRITE BUFFER */
{0x3B, ALL & ~(A), "WRITE BUFFER"},
/* 3C OOOOOOOOOO READ BUFFER */
{0x3C, ALL & ~(A|E),"READ BUFFER"},
/* 3D O O UPDATE BLOCK */
{0x3D, W|O, "UPDATE BLOCK"},
/* 3E O OO O READ LONG */
{0x3E, D|W|R|O, "READ LONG"},
/* 3F O O O WRITE LONG */
{0x3F, D|W|O, "WRITE LONG"},
/* 40 OOOOOOOOOO CHANGE DEFINITION */
{0x40, ALL & ~(A|E),"CHANGE DEFINITION"},
/* 41 O WRITE SAME */
{0x41, D, "WRITE SAME"},
/* 42 M READ SUB-CHANNEL */
{0x42, R, "READ SUB-CHANNEL"},
/* 43 M READ TOC/PMA/ATIP {MMC Proposed} */
{0x43, R, "READ TOC/PMA/ATIP {MMC Proposed}"},
/* 44 M REPORT DENSITY SUPPORT */
{0x44, T, "REPORT DENSITY SUPPORT"},
/* 44 M READ HEADER */
{0x44, R, "READ HEADER"},
/* 45 O PLAY AUDIO(10) */
{0x45, R, "PLAY AUDIO(10)"},
/* 46 */
/* 47 O PLAY AUDIO MSF */
{0x47, R, "PLAY AUDIO MSF"},
/* 48 O PLAY AUDIO TRACK INDEX */
{0x48, R, "PLAY AUDIO TRACK INDEX"},
/* 49 O PLAY TRACK RELATIVE(10) */
{0x49, R, "PLAY TRACK RELATIVE(10)"},
/* 4A */
/* 4B O PAUSE/RESUME */
{0x4B, R, "PAUSE/RESUME"},
/* 4C OOOOOOOOOOO LOG SELECT */
{0x4C, ALL & ~(E), "LOG SELECT"},
/* 4D OOOOOOOOOOO LOG SENSE */
{0x4D, ALL & ~(E), "LOG SENSE"},
/* 4E O STOP PLAY/SCAN {MMC Proposed} */
{0x4E, R, "STOP PLAY/SCAN {MMC Proposed}"},
/* 4F */
/* 50 O XDWRITE(10) */
{0x50, D, "XDWRITE(10)"},
/* 51 O XPWRITE(10) */
{0x51, D, "XPWRITE(10)"},
/* 51 M READ DISC INFORMATION {MMC Proposed} */
{0x51, R, "READ DISC INFORMATION {MMC Proposed}"},
/* 52 O XDREAD(10) */
{0x52, D, "XDREAD(10)"},
/* 52 M READ TRACK INFORMATION {MMC Proposed} */
{0x52, R, "READ TRACK INFORMATION {MMC Proposed}"},
/* 53 M RESERVE TRACK {MMC Proposed} */
{0x53, R, "RESERVE TRACK {MMC Proposed}"},
/* 54 O SEND OPC INFORMATION {MMC Proposed} */
{0x54, R, "SEND OPC INFORMATION {MMC Proposed}"},
/* 55 OOO OOOOOOOO MODE SELECT(10) */
{0x55, ALL & ~(P), "MODE SELECT(10)"},
/* 56 MMMOMMMM O RESERVE(10) */
{0x56, ALL & ~(M|C|A), "RESERVE(10)"},
/* 56 M RESERVE ELEMENT(10) */
{0x56, M, "RESERVE ELEMENT(10)"},
/* 57 MMMOMMMM O RELEASE(10) */
{0x57, ALL & ~(M|C|A), "RELEASE(10"},
/* 57 M RELEASE ELEMENT(10) */
{0x57, M, "RELEASE ELEMENT(10)"},
/* 58 O REPAIR TRACK {MMC Proposed} */
{0x58, R, "REPAIR TRACK {MMC Proposed}"},
/* 59 O READ MASTER CUE {MMC Proposed} */
{0x59, R, "READ MASTER CUE {MMC Proposed}"},
/* 5A OOO OOOOOOOO MODE SENSE(10) */
{0x5A, ALL & ~(P), "MODE SENSE(10)"},
/* 5B M CLOSE TRACK/SESSION {MMC Proposed} */
{0x5B, R, "CLOSE TRACK/SESSION {MMC Proposed}"},
/* 5C O READ BUFFER CAPACITY {MMC Proposed} */
{0x5C, R, "READ BUFFER CAPACITY {MMC Proposed}"},
/* 5D O SEND CUE SHEET {MMC Proposed} */
{0x5D, R, "SEND CUE SHEET {MMC Proposed}"},
/* 5E OOOOOOOOO O PERSISTENT RESERVE IN */
{0x5E, ALL & ~(C|A),"PERSISTENT RESERVE IN"},
/* 5F OOOOOOOOO O PERSISTENT RESERVE OUT */
{0x5F, ALL & ~(C|A),"PERSISTENT RESERVE OUT"},
/* 80 O XDWRITE EXTENDED(16) */
{0x80, D, "XDWRITE EXTENDED(16)"},
/* 81 O REBUILD(16) */
{0x81, D, "REBUILD(16)"},
/* 82 O REGENERATE(16) */
{0x82, D, "REGENERATE(16)"},
/* 83 */
/* 84 */
/* 85 */
/* 86 */
/* 87 */
/* 88 */
/* 89 */
/* 8A */
/* 8B */
/* 8C */
/* 8D */
/* 8E */
/* 8F */
/* 90 */
/* 91 */
/* 92 */
/* 93 */
/* 94 */
/* 95 */
/* 96 */
/* 97 */
/* 98 */
/* 99 */
/* 9A */
/* 9B */
/* 9C */
/* 9D */
/* 9E */
/* 9F */
/* A0 OOOOOOOOOOO REPORT LUNS */
{0xA0, ALL & ~(E), "REPORT LUNS"},
/* A1 O BLANK {MMC Proposed} */
{0xA1, R, "BLANK {MMC Proposed}"},
/* A2 O WRITE CD MSF {MMC Proposed} */
{0xA2, R, "WRITE CD MSF {MMC Proposed}"},
/* A3 M MAINTENANCE (IN) */
{0xA3, A, "MAINTENANCE (IN)"},
/* A4 O MAINTENANCE (OUT) */
{0xA4, A, "MAINTENANCE (OUT)"},
/* A5 O M MOVE MEDIUM */
{0xA5, T|M, "MOVE MEDIUM"},
/* A5 O PLAY AUDIO(12) */
{0xA5, R, "PLAY AUDIO(12)"},
/* A6 O EXCHANGE MEDIUM */
{0xA6, M, "EXCHANGE MEDIUM"},
/* A6 O LOAD/UNLOAD CD {MMC Proposed} */
{0xA6, R, "LOAD/UNLOAD CD {MMC Proposed}"},
/* A7 OO OO OO MOVE MEDIUM ATTACHED */
{0xA7, D|T|W|R|O|M, "MOVE MEDIUM ATTACHED"},
/* A8 OM O READ(12) */
{0xA8, W|R|O, "READ(12)"},
/* A8 O GET MESSAGE(12) */
{0xA8, C, "GET MESSAGE(12)"},
/* A9 O PLAY TRACK RELATIVE(12) */
{0xA9, R, "PLAY TRACK RELATIVE(12)"},
/* AA O O WRITE(12) */
{0xAA, W|O, "WRITE(12)"},
/* AA O WRITE CD(12) {MMC Proposed} */
{0xAA, R, "WRITE CD(12) {MMC Proposed}"},
/* AA O SEND MESSAGE(12) */
{0xAA, C, "SEND MESSAGE(12)"},
/* AB */
/* AC O ERASE(12) */
{0xAC, O, "ERASE(12)"},
/* AD */
/* AE O O WRITE AND VERIFY(12) */
{0xAE, W|O, "WRITE AND VERIFY(12)"},
/* AF OO O VERIFY(12) */
{0xAF, W|R|O, "VERIFY(12)"},
/* B0 ZO Z SEARCH DATA HIGH(12) */
{0xB0, W|R|O, "SEARCH DATA HIGH(12)"},
/* B1 ZO Z SEARCH DATA EQUAL(12) */
{0xB1, W|R|O, "SEARCH DATA EQUAL(12)"},
/* B2 ZO Z SEARCH DATA LOW(12) */
{0xB2, W|R|O, "SEARCH DATA LOW(12)"},
/* B3 OO O SET LIMITS(12) */
{0xB3, W|R|O, "SET LIMITS(12)"},
/* B4 OO OO OO READ ELEMENT STATUS ATTACHED */
{0xB4, D|T|W|R|O|M, "READ ELEMENT STATUS ATTACHED"},
/* B5 O REQUEST VOLUME ELEMENT ADDRESS */
{0xB5, M, "REQUEST VOLUME ELEMENT ADDRESS"},
/* B6 O SEND VOLUME TAG */
{0xB6, M, "SEND VOLUME TAG"},
/* B7 O READ DEFECT DATA(12) */
{0xB7, O, "READ DEFECT DATA(12)"},
/* B8 O M READ ELEMENT STATUS */
{0xB8, T|M, "READ ELEMENT STATUS"},
/* B8 O SET CD SPEED {MMC Proposed} */
{0xB8, R, "SET CD SPEED {MMC Proposed}"},
/* B9 M READ CD MSF {MMC Proposed} */
{0xB9, R, "READ CD MSF {MMC Proposed}"},
/* BA O SCAN {MMC Proposed} */
{0xBA, R, "SCAN {MMC Proposed}"},
/* BA M REDUNDANCY GROUP (IN) */
{0xBA, A, "REDUNDANCY GROUP (IN)"},
/* BB O SET CD-ROM SPEED {proposed} */
{0xBB, R, "SET CD-ROM SPEED {proposed}"},
/* BB O REDUNDANCY GROUP (OUT) */
{0xBB, A, "REDUNDANCY GROUP (OUT)"},
/* BC O PLAY CD {MMC Proposed} */
{0xBC, R, "PLAY CD {MMC Proposed}"},
/* BC M SPARE (IN) */
{0xBC, A, "SPARE (IN)"},
/* BD M MECHANISM STATUS {MMC Proposed} */
{0xBD, R, "MECHANISM STATUS {MMC Proposed}"},
/* BD O SPARE (OUT) */
{0xBD, A, "SPARE (OUT)"},
/* BE O READ CD {MMC Proposed} */
{0xBE, R, "READ CD {MMC Proposed}"},
/* BE M VOLUME SET (IN) */
{0xBE, A, "VOLUME SET (IN)"},
/* BF O VOLUME SET (OUT) */
{0xBF, A, "VOLUME SET (OUT)"}
};
const char *
scsi_op_desc(u_int16_t opcode, struct scsi_inquiry_data *inq_data)
{
caddr_t match;
int i, j;
u_int16_t opmask;
u_int16_t pd_type;
int num_ops[2];
struct op_table_entry *table[2];
int num_tables;
pd_type = SID_TYPE(inq_data);
match = cam_quirkmatch((caddr_t)inq_data,
(caddr_t)scsi_op_quirk_table,
sizeof(scsi_op_quirk_table)/
sizeof(*scsi_op_quirk_table),
sizeof(*scsi_op_quirk_table),
scsi_inquiry_match);
if (match != NULL) {
table[0] = ((struct scsi_op_quirk_entry *)match)->op_table;
num_ops[0] = ((struct scsi_op_quirk_entry *)match)->num_ops;
table[1] = scsi_op_codes;
num_ops[1] = sizeof(scsi_op_codes)/sizeof(scsi_op_codes[0]);
num_tables = 2;
} else {
/*
* If this is true, we have a vendor specific opcode that
* wasn't covered in the quirk table.
*/
if ((opcode > 0xBF) || ((opcode > 0x5F) && (opcode < 0x80)))
return("Vendor Specific Command");
table[0] = scsi_op_codes;
num_ops[0] = sizeof(scsi_op_codes)/sizeof(scsi_op_codes[0]);
num_tables = 1;
}
/* RBC is 'Simplified' Direct Access Device */
if (pd_type == T_RBC)
pd_type = T_DIRECT;
opmask = 1 << pd_type;
for (j = 0; j < num_tables; j++) {
for (i = 0;i < num_ops[j] && table[j][i].opcode <= opcode; i++){
if ((table[j][i].opcode == opcode)
&& ((table[j][i].opmask & opmask) != 0))
return(table[j][i].desc);
}
}
/*
* If we can't find a match for the command in the table, we just
* assume it's a vendor specifc command.
*/
return("Vendor Specific Command");
}
#else /* SCSI_NO_OP_STRINGS */
const char *
scsi_op_desc(u_int16_t opcode, struct scsi_inquiry_data *inq_data)
{
return("");
}
#endif
#include <sys/param.h>
#if !defined(SCSI_NO_SENSE_STRINGS)
#define SST(asc, ascq, action, desc) \
asc, ascq, action, desc
#else
const char empty_string[] = "";
#define SST(asc, ascq, action, desc) \
asc, ascq, action, empty_string
#endif
const struct sense_key_table_entry sense_key_table[] =
{
{ SSD_KEY_NO_SENSE, SS_NOP, "NO SENSE" },
{ SSD_KEY_RECOVERED_ERROR, SS_NOP|SSQ_PRINT_SENSE, "RECOVERED ERROR" },
{
SSD_KEY_NOT_READY, SS_TUR|SSQ_MANY|SSQ_DECREMENT_COUNT|EBUSY,
"NOT READY"
},
{ SSD_KEY_MEDIUM_ERROR, SS_RDEF, "MEDIUM ERROR" },
{ SSD_KEY_HARDWARE_ERROR, SS_RDEF, "HARDWARE FAILURE" },
{ SSD_KEY_ILLEGAL_REQUEST, SS_FATAL|EINVAL, "ILLEGAL REQUEST" },
{ SSD_KEY_UNIT_ATTENTION, SS_FATAL|ENXIO, "UNIT ATTENTION" },
{ SSD_KEY_DATA_PROTECT, SS_FATAL|EACCES, "DATA PROTECT" },
{ SSD_KEY_BLANK_CHECK, SS_FATAL|ENOSPC, "BLANK CHECK" },
{ SSD_KEY_Vendor_Specific, SS_FATAL|EIO, "Vendor Specific" },
{ SSD_KEY_COPY_ABORTED, SS_FATAL|EIO, "COPY ABORTED" },
{ SSD_KEY_ABORTED_COMMAND, SS_RDEF, "ABORTED COMMAND" },
{ SSD_KEY_EQUAL, SS_NOP, "EQUAL" },
{ SSD_KEY_VOLUME_OVERFLOW, SS_FATAL|EIO, "VOLUME OVERFLOW" },
{ SSD_KEY_MISCOMPARE, SS_NOP, "MISCOMPARE" },
{ SSD_KEY_RESERVED, SS_FATAL|EIO, "RESERVED" }
};
const int sense_key_table_size =
sizeof(sense_key_table)/sizeof(sense_key_table[0]);
static struct asc_table_entry quantum_fireball_entries[] = {
{SST(0x04, 0x0b, SS_START|SSQ_DECREMENT_COUNT|ENXIO,
"Logical unit not ready, initializing cmd. required")}
};
static struct asc_table_entry sony_mo_entries[] = {
{SST(0x04, 0x00, SS_START|SSQ_DECREMENT_COUNT|ENXIO,
"Logical unit not ready, cause not reportable")}
};
static struct scsi_sense_quirk_entry sense_quirk_table[] = {
{
/*
* The Quantum Fireball ST and SE like to return 0x04 0x0b when
* they really should return 0x04 0x02. 0x04,0x0b isn't
* defined in any SCSI spec, and it isn't mentioned in the
* hardware manual for these drives.
*/
{T_DIRECT, SIP_MEDIA_FIXED, "QUANTUM", "FIREBALL S*", "*"},
/*num_sense_keys*/0,
sizeof(quantum_fireball_entries)/sizeof(struct asc_table_entry),
/*sense key entries*/NULL,
quantum_fireball_entries
},
{
/*
* This Sony MO drive likes to return 0x04, 0x00 when it
* isn't spun up.
*/
{T_DIRECT, SIP_MEDIA_REMOVABLE, "SONY", "SMO-*", "*"},
/*num_sense_keys*/0,
sizeof(sony_mo_entries)/sizeof(struct asc_table_entry),
/*sense key entries*/NULL,
sony_mo_entries
}
};
const int sense_quirk_table_size =
sizeof(sense_quirk_table)/sizeof(sense_quirk_table[0]);
static struct asc_table_entry asc_table[] = {
/*
* From File: ASC-NUM.TXT
* SCSI ASC/ASCQ Assignments
* Numeric Sorted Listing
* as of 5/12/97
*
* D - DIRECT ACCESS DEVICE (SBC) device column key
* .T - SEQUENTIAL ACCESS DEVICE (SSC) -------------------
* . L - PRINTER DEVICE (SSC) blank = reserved
* . P - PROCESSOR DEVICE (SPC) not blank = allowed
* . .W - WRITE ONCE READ MULTIPLE DEVICE (SBC)
* . . R - CD DEVICE (MMC)
* . . S - SCANNER DEVICE (SGC)
* . . .O - OPTICAL MEMORY DEVICE (SBC)
* . . . M - MEDIA CHANGER DEVICE (SMC)
* . . . C - COMMUNICATION DEVICE (SSC)
* . . . .A - STORAGE ARRAY DEVICE (SCC)
* . . . . E - ENCLOSURE SERVICES DEVICE (SES)
* DTLPWRSOMCAE ASC ASCQ Action Description
* ------------ ---- ---- ------ -----------------------------------*/
/* DTLPWRSOMCAE */{SST(0x00, 0x00, SS_NOP,
"No additional sense information") },
/* T S */{SST(0x00, 0x01, SS_RDEF,
"Filemark detected") },
/* T S */{SST(0x00, 0x02, SS_RDEF,
"End-of-partition/medium detected") },
/* T */{SST(0x00, 0x03, SS_RDEF,
"Setmark detected") },
/* T S */{SST(0x00, 0x04, SS_RDEF,
"Beginning-of-partition/medium detected") },
/* T S */{SST(0x00, 0x05, SS_RDEF,
"End-of-data detected") },
/* DTLPWRSOMCAE */{SST(0x00, 0x06, SS_RDEF,
"I/O process terminated") },
/* R */{SST(0x00, 0x11, SS_FATAL|EBUSY,
"Audio play operation in progress") },
/* R */{SST(0x00, 0x12, SS_NOP,
"Audio play operation paused") },
/* R */{SST(0x00, 0x13, SS_NOP,
"Audio play operation successfully completed") },
/* R */{SST(0x00, 0x14, SS_RDEF,
"Audio play operation stopped due to error") },
/* R */{SST(0x00, 0x15, SS_NOP,
"No current audio status to return") },
/* DTLPWRSOMCAE */{SST(0x00, 0x16, SS_FATAL|EBUSY,
"Operation in progress") },
/* DTL WRSOM AE */{SST(0x00, 0x17, SS_RDEF,
"Cleaning requested") },
/* D W O */{SST(0x01, 0x00, SS_RDEF,
"No index/sector signal") },
/* D WR OM */{SST(0x02, 0x00, SS_RDEF,
"No seek complete") },
/* DTL W SO */{SST(0x03, 0x00, SS_RDEF,
"Peripheral device write fault") },
/* T */{SST(0x03, 0x01, SS_RDEF,
"No write current") },
/* T */{SST(0x03, 0x02, SS_RDEF,
"Excessive write errors") },
/* DTLPWRSOMCAE */{SST(0x04, 0x00, SS_TUR|SSQ_MANY|SSQ_DECREMENT_COUNT|EIO,
"Logical unit not ready, cause not reportable") },
/* DTLPWRSOMCAE */{SST(0x04, 0x01, SS_TUR|SSQ_MANY|SSQ_DECREMENT_COUNT|EBUSY,
"Logical unit is in process of becoming ready") },
/* DTLPWRSOMCAE */{SST(0x04, 0x02, SS_START|SSQ_DECREMENT_COUNT|ENXIO,
"Logical unit not ready, initializing cmd. required") },
/* DTLPWRSOMCAE */{SST(0x04, 0x03, SS_FATAL|ENXIO,
"Logical unit not ready, manual intervention required")},
/* DTL O */{SST(0x04, 0x04, SS_FATAL|EBUSY,
"Logical unit not ready, format in progress") },
/* DT W OMCA */{SST(0x04, 0x05, SS_FATAL|EBUSY,
"Logical unit not ready, rebuild in progress") },
/* DT W OMCA */{SST(0x04, 0x06, SS_FATAL|EBUSY,
"Logical unit not ready, recalculation in progress") },
/* DTLPWRSOMCAE */{SST(0x04, 0x07, SS_FATAL|EBUSY,
"Logical unit not ready, operation in progress") },
/* R */{SST(0x04, 0x08, SS_FATAL|EBUSY,
"Logical unit not ready, long write in progress") },
/* DTL WRSOMCAE */{SST(0x05, 0x00, SS_RDEF,
"Logical unit does not respond to selection") },
/* D WR OM */{SST(0x06, 0x00, SS_RDEF,
"No reference position found") },
/* DTL WRSOM */{SST(0x07, 0x00, SS_RDEF,
"Multiple peripheral devices selected") },
/* DTL WRSOMCAE */{SST(0x08, 0x00, SS_RDEF,
"Logical unit communication failure") },
/* DTL WRSOMCAE */{SST(0x08, 0x01, SS_RDEF,
"Logical unit communication time-out") },
/* DTL WRSOMCAE */{SST(0x08, 0x02, SS_RDEF,
"Logical unit communication parity error") },
/* DT R OM */{SST(0x08, 0x03, SS_RDEF,
"Logical unit communication crc error (ultra-dma/32)")},
/* DT WR O */{SST(0x09, 0x00, SS_RDEF,
"Track following error") },
/* WR O */{SST(0x09, 0x01, SS_RDEF,
"Tracking servo failure") },
/* WR O */{SST(0x09, 0x02, SS_RDEF,
"Focus servo failure") },
/* WR O */{SST(0x09, 0x03, SS_RDEF,
"Spindle servo failure") },
/* DT WR O */{SST(0x09, 0x04, SS_RDEF,
"Head select fault") },
/* DTLPWRSOMCAE */{SST(0x0A, 0x00, SS_FATAL|ENOSPC,
"Error log overflow") },
/* DTLPWRSOMCAE */{SST(0x0B, 0x00, SS_RDEF,
"Warning") },
/* DTLPWRSOMCAE */{SST(0x0B, 0x01, SS_RDEF,
"Specified temperature exceeded") },
/* DTLPWRSOMCAE */{SST(0x0B, 0x02, SS_RDEF,
"Enclosure degraded") },
/* T RS */{SST(0x0C, 0x00, SS_RDEF,
"Write error") },
/* D W O */{SST(0x0C, 0x01, SS_NOP|SSQ_PRINT_SENSE,
"Write error - recovered with auto reallocation") },
/* D W O */{SST(0x0C, 0x02, SS_RDEF,
"Write error - auto reallocation failed") },
/* D W O */{SST(0x0C, 0x03, SS_RDEF,
"Write error - recommend reassignment") },
/* DT W O */{SST(0x0C, 0x04, SS_RDEF,
"Compression check miscompare error") },
/* DT W O */{SST(0x0C, 0x05, SS_RDEF,
"Data expansion occurred during compression") },
/* DT W O */{SST(0x0C, 0x06, SS_RDEF,
"Block not compressible") },
/* R */{SST(0x0C, 0x07, SS_RDEF,
"Write error - recovery needed") },
/* R */{SST(0x0C, 0x08, SS_RDEF,
"Write error - recovery failed") },
/* R */{SST(0x0C, 0x09, SS_RDEF,
"Write error - loss of streaming") },
/* R */{SST(0x0C, 0x0A, SS_RDEF,
"Write error - padding blocks added") },
/* D W O */{SST(0x10, 0x00, SS_RDEF,
"ID CRC or ECC error") },
/* DT WRSO */{SST(0x11, 0x00, SS_RDEF,
"Unrecovered read error") },
/* DT W SO */{SST(0x11, 0x01, SS_RDEF,
"Read retries exhausted") },
/* DT W SO */{SST(0x11, 0x02, SS_RDEF,
"Error too long to correct") },
/* DT W SO */{SST(0x11, 0x03, SS_RDEF,
"Multiple read errors") },
/* D W O */{SST(0x11, 0x04, SS_RDEF,
"Unrecovered read error - auto reallocate failed") },
/* WR O */{SST(0x11, 0x05, SS_RDEF,
"L-EC uncorrectable error") },
/* WR O */{SST(0x11, 0x06, SS_RDEF,
"CIRC unrecovered error") },
/* W O */{SST(0x11, 0x07, SS_RDEF,
"Data re-synchronization error") },
/* T */{SST(0x11, 0x08, SS_RDEF,
"Incomplete block read") },
/* T */{SST(0x11, 0x09, SS_RDEF,
"No gap found") },
/* DT O */{SST(0x11, 0x0A, SS_RDEF,
"Miscorrected error") },
/* D W O */{SST(0x11, 0x0B, SS_RDEF,
"Unrecovered read error - recommend reassignment") },
/* D W O */{SST(0x11, 0x0C, SS_RDEF,
"Unrecovered read error - recommend rewrite the data")},
/* DT WR O */{SST(0x11, 0x0D, SS_RDEF,
"De-compression CRC error") },
/* DT WR O */{SST(0x11, 0x0E, SS_RDEF,
"Cannot decompress using declared algorithm") },
/* R */{SST(0x11, 0x0F, SS_RDEF,
"Error reading UPC/EAN number") },
/* R */{SST(0x11, 0x10, SS_RDEF,
"Error reading ISRC number") },
/* R */{SST(0x11, 0x11, SS_RDEF,
"Read error - loss of streaming") },
/* D W O */{SST(0x12, 0x00, SS_RDEF,
"Address mark not found for id field") },
/* D W O */{SST(0x13, 0x00, SS_RDEF,
"Address mark not found for data field") },
/* DTL WRSO */{SST(0x14, 0x00, SS_RDEF,
"Recorded entity not found") },
/* DT WR O */{SST(0x14, 0x01, SS_RDEF,
"Record not found") },
/* T */{SST(0x14, 0x02, SS_RDEF,
"Filemark or setmark not found") },
/* T */{SST(0x14, 0x03, SS_RDEF,
"End-of-data not found") },
/* T */{SST(0x14, 0x04, SS_RDEF,
"Block sequence error") },
/* DT W O */{SST(0x14, 0x05, SS_RDEF,
"Record not found - recommend reassignment") },
/* DT W O */{SST(0x14, 0x06, SS_RDEF,
"Record not found - data auto-reallocated") },
/* DTL WRSOM */{SST(0x15, 0x00, SS_RDEF,
"Random positioning error") },
/* DTL WRSOM */{SST(0x15, 0x01, SS_RDEF,
"Mechanical positioning error") },
/* DT WR O */{SST(0x15, 0x02, SS_RDEF,
"Positioning error detected by read of medium") },
/* D W O */{SST(0x16, 0x00, SS_RDEF,
"Data synchronization mark error") },
/* D W O */{SST(0x16, 0x01, SS_RDEF,
"Data sync error - data rewritten") },
/* D W O */{SST(0x16, 0x02, SS_RDEF,
"Data sync error - recommend rewrite") },
/* D W O */{SST(0x16, 0x03, SS_NOP|SSQ_PRINT_SENSE,
"Data sync error - data auto-reallocated") },
/* D W O */{SST(0x16, 0x04, SS_RDEF,
"Data sync error - recommend reassignment") },
/* DT WRSO */{SST(0x17, 0x00, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data with no error correction applied") },
/* DT WRSO */{SST(0x17, 0x01, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data with retries") },
/* DT WR O */{SST(0x17, 0x02, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data with positive head offset") },
/* DT WR O */{SST(0x17, 0x03, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data with negative head offset") },
/* WR O */{SST(0x17, 0x04, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data with retries and/or CIRC applied") },
/* D WR O */{SST(0x17, 0x05, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data using previous sector id") },
/* D W O */{SST(0x17, 0x06, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data without ECC - data auto-reallocated") },
/* D W O */{SST(0x17, 0x07, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data without ECC - recommend reassignment")},
/* D W O */{SST(0x17, 0x08, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data without ECC - recommend rewrite") },
/* D W O */{SST(0x17, 0x09, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data without ECC - data rewritten") },
/* D W O */{SST(0x18, 0x00, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data with error correction applied") },
/* D WR O */{SST(0x18, 0x01, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data with error corr. & retries applied") },
/* D WR O */{SST(0x18, 0x02, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data - data auto-reallocated") },
/* R */{SST(0x18, 0x03, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data with CIRC") },
/* R */{SST(0x18, 0x04, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data with L-EC") },
/* D WR O */{SST(0x18, 0x05, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data - recommend reassignment") },
/* D WR O */{SST(0x18, 0x06, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data - recommend rewrite") },
/* D W O */{SST(0x18, 0x07, SS_NOP|SSQ_PRINT_SENSE,
"Recovered data with ECC - data rewritten") },
/* D O */{SST(0x19, 0x00, SS_RDEF,
"Defect list error") },
/* D O */{SST(0x19, 0x01, SS_RDEF,
"Defect list not available") },
/* D O */{SST(0x19, 0x02, SS_RDEF,
"Defect list error in primary list") },
/* D O */{SST(0x19, 0x03, SS_RDEF,
"Defect list error in grown list") },
/* DTLPWRSOMCAE */{SST(0x1A, 0x00, SS_RDEF,
"Parameter list length error") },
/* DTLPWRSOMCAE */{SST(0x1B, 0x00, SS_RDEF,
"Synchronous data transfer error") },
/* D O */{SST(0x1C, 0x00, SS_RDEF,
"Defect list not found") },
/* D O */{SST(0x1C, 0x01, SS_RDEF,
"Primary defect list not found") },
/* D O */{SST(0x1C, 0x02, SS_RDEF,
"Grown defect list not found") },
/* D W O */{SST(0x1D, 0x00, SS_FATAL,
"Miscompare during verify operation" )},
/* D W O */{SST(0x1E, 0x00, SS_NOP|SSQ_PRINT_SENSE,
"Recovered id with ecc correction") },
/* D O */{SST(0x1F, 0x00, SS_RDEF,
"Partial defect list transfer") },
/* DTLPWRSOMCAE */{SST(0x20, 0x00, SS_FATAL|EINVAL,
"Invalid command operation code") },
/* DT WR OM */{SST(0x21, 0x00, SS_FATAL|EINVAL,
"Logical block address out of range" )},
/* DT WR OM */{SST(0x21, 0x01, SS_FATAL|EINVAL,
"Invalid element address") },
/* D */{SST(0x22, 0x00, SS_FATAL|EINVAL,
"Illegal function") }, /* Deprecated. Use 20 00, 24 00, or 26 00 instead */
/* DTLPWRSOMCAE */{SST(0x24, 0x00, SS_FATAL|EINVAL,
"Invalid field in CDB") },
/* DTLPWRSOMCAE */{SST(0x25, 0x00, SS_FATAL|ENXIO,
"Logical unit not supported") },
/* DTLPWRSOMCAE */{SST(0x26, 0x00, SS_FATAL|EINVAL,
"Invalid field in parameter list") },
/* DTLPWRSOMCAE */{SST(0x26, 0x01, SS_FATAL|EINVAL,
"Parameter not supported") },
/* DTLPWRSOMCAE */{SST(0x26, 0x02, SS_FATAL|EINVAL,
"Parameter value invalid") },
/* DTLPWRSOMCAE */{SST(0x26, 0x03, SS_FATAL|EINVAL,
"Threshold parameters not supported") },
/* DTLPWRSOMCAE */{SST(0x26, 0x04, SS_FATAL|EINVAL,
"Invalid release of active persistent reservation") },
/* DT W O */{SST(0x27, 0x00, SS_FATAL|EACCES,
"Write protected") },
/* DT W O */{SST(0x27, 0x01, SS_FATAL|EACCES,
"Hardware write protected") },
/* DT W O */{SST(0x27, 0x02, SS_FATAL|EACCES,
"Logical unit software write protected") },
/* T */{SST(0x27, 0x03, SS_FATAL|EACCES,
"Associated write protect") },
/* T */{SST(0x27, 0x04, SS_FATAL|EACCES,
"Persistent write protect") },
/* T */{SST(0x27, 0x05, SS_FATAL|EACCES,
"Permanent write protect") },
/* DTLPWRSOMCAE */{SST(0x28, 0x00, SS_FATAL|ENXIO,
"Not ready to ready change, medium may have changed") },
/* DTLPWRSOMCAE */{SST(0x28, 0x01, SS_FATAL|ENXIO,
"Import or export element accessed") },
/*
* XXX JGibbs - All of these should use the same errno, but I don't think
* ENXIO is the correct choice. Should we borrow from the networking
* errnos? ECONNRESET anyone?
*/
/* DTLPWRSOMCAE */{SST(0x29, 0x00, SS_FATAL|ENXIO,
"Power on, reset, or bus device reset occurred") },
/* DTLPWRSOMCAE */{SST(0x29, 0x01, SS_RDEF,
"Power on occurred") },
/* DTLPWRSOMCAE */{SST(0x29, 0x02, SS_RDEF,
"Scsi bus reset occurred") },
/* DTLPWRSOMCAE */{SST(0x29, 0x03, SS_RDEF,
"Bus device reset function occurred") },
/* DTLPWRSOMCAE */{SST(0x29, 0x04, SS_RDEF,
"Device internal reset") },
/* DTLPWRSOMCAE */{SST(0x29, 0x05, SS_RDEF,
"Transceiver mode changed to single-ended") },
/* DTLPWRSOMCAE */{SST(0x29, 0x06, SS_RDEF,
"Transceiver mode changed to LVD") },
/* DTL WRSOMCAE */{SST(0x2A, 0x00, SS_RDEF,
"Parameters changed") },
/* DTL WRSOMCAE */{SST(0x2A, 0x01, SS_RDEF,
"Mode parameters changed") },
/* DTL WRSOMCAE */{SST(0x2A, 0x02, SS_RDEF,
"Log parameters changed") },
/* DTLPWRSOMCAE */{SST(0x2A, 0x03, SS_RDEF,
"Reservations preempted") },
/* DTLPWRSO C */{SST(0x2B, 0x00, SS_RDEF,
"Copy cannot execute since host cannot disconnect") },
/* DTLPWRSOMCAE */{SST(0x2C, 0x00, SS_RDEF,
"Command sequence error") },
/* S */{SST(0x2C, 0x01, SS_RDEF,
"Too many windows specified") },
/* S */{SST(0x2C, 0x02, SS_RDEF,
"Invalid combination of windows specified") },
/* R */{SST(0x2C, 0x03, SS_RDEF,
"Current program area is not empty") },
/* R */{SST(0x2C, 0x04, SS_RDEF,
"Current program area is empty") },
/* T */{SST(0x2D, 0x00, SS_RDEF,
"Overwrite error on update in place") },
/* DTLPWRSOMCAE */{SST(0x2F, 0x00, SS_RDEF,
"Commands cleared by another initiator") },
/* DT WR OM */{SST(0x30, 0x00, SS_RDEF,
"Incompatible medium installed") },
/* DT WR O */{SST(0x30, 0x01, SS_RDEF,
"Cannot read medium - unknown format") },
/* DT WR O */{SST(0x30, 0x02, SS_RDEF,
"Cannot read medium - incompatible format") },
/* DT */{SST(0x30, 0x03, SS_RDEF,
"Cleaning cartridge installed") },
/* DT WR O */{SST(0x30, 0x04, SS_RDEF,
"Cannot write medium - unknown format") },
/* DT WR O */{SST(0x30, 0x05, SS_RDEF,
"Cannot write medium - incompatible format") },
/* DT W O */{SST(0x30, 0x06, SS_RDEF,
"Cannot format medium - incompatible medium") },
/* DTL WRSOM AE */{SST(0x30, 0x07, SS_RDEF,
"Cleaning failure") },
/* R */{SST(0x30, 0x08, SS_RDEF,
"Cannot write - application code mismatch") },
/* R */{SST(0x30, 0x09, SS_RDEF,
"Current session not fixated for append") },
/* DT WR O */{SST(0x31, 0x00, SS_RDEF,
"Medium format corrupted") },
/* D L R O */{SST(0x31, 0x01, SS_RDEF,
"Format command failed") },
/* D W O */{SST(0x32, 0x00, SS_RDEF,
"No defect spare location available") },
/* D W O */{SST(0x32, 0x01, SS_RDEF,
"Defect list update failure") },
/* T */{SST(0x33, 0x00, SS_RDEF,
"Tape length error") },
/* DTLPWRSOMCAE */{SST(0x34, 0x00, SS_RDEF,
"Enclosure failure") },
/* DTLPWRSOMCAE */{SST(0x35, 0x00, SS_RDEF,
"Enclosure services failure") },
/* DTLPWRSOMCAE */{SST(0x35, 0x01, SS_RDEF,
"Unsupported enclosure function") },
/* DTLPWRSOMCAE */{SST(0x35, 0x02, SS_RDEF,
"Enclosure services unavailable") },
/* DTLPWRSOMCAE */{SST(0x35, 0x03, SS_RDEF,
"Enclosure services transfer failure") },
/* DTLPWRSOMCAE */{SST(0x35, 0x04, SS_RDEF,
"Enclosure services transfer refused") },
/* L */{SST(0x36, 0x00, SS_RDEF,
"Ribbon, ink, or toner failure") },
/* DTL WRSOMCAE */{SST(0x37, 0x00, SS_RDEF,
"Rounded parameter") },
/* DTL WRSOMCAE */{SST(0x39, 0x00, SS_RDEF,
"Saving parameters not supported") },
/* DTL WRSOM */{SST(0x3A, 0x00, SS_FATAL|ENXIO,
"Medium not present") },
/* DT WR OM */{SST(0x3A, 0x01, SS_FATAL|ENXIO,
"Medium not present - tray closed") },
/* DT WR OM */{SST(0x3A, 0x02, SS_FATAL|ENXIO,
"Medium not present - tray open") },
/* TL */{SST(0x3B, 0x00, SS_RDEF,
"Sequential positioning error") },
/* T */{SST(0x3B, 0x01, SS_RDEF,
"Tape position error at beginning-of-medium") },
/* T */{SST(0x3B, 0x02, SS_RDEF,
"Tape position error at end-of-medium") },
/* L */{SST(0x3B, 0x03, SS_RDEF,
"Tape or electronic vertical forms unit not ready") },
/* L */{SST(0x3B, 0x04, SS_RDEF,
"Slew failure") },
/* L */{SST(0x3B, 0x05, SS_RDEF,
"Paper jam") },
/* L */{SST(0x3B, 0x06, SS_RDEF,
"Failed to sense top-of-form") },
/* L */{SST(0x3B, 0x07, SS_RDEF,
"Failed to sense bottom-of-form") },
/* T */{SST(0x3B, 0x08, SS_RDEF,
"Reposition error") },
/* S */{SST(0x3B, 0x09, SS_RDEF,
"Read past end of medium") },
/* S */{SST(0x3B, 0x0A, SS_RDEF,
"Read past beginning of medium") },
/* S */{SST(0x3B, 0x0B, SS_RDEF,
"Position past end of medium") },
/* T S */{SST(0x3B, 0x0C, SS_RDEF,
"Position past beginning of medium") },
/* DT WR OM */{SST(0x3B, 0x0D, SS_FATAL|ENOSPC,
"Medium destination element full") },
/* DT WR OM */{SST(0x3B, 0x0E, SS_RDEF,
"Medium source element empty") },
/* R */{SST(0x3B, 0x0F, SS_RDEF,
"End of medium reached") },
/* DT WR OM */{SST(0x3B, 0x11, SS_RDEF,
"Medium magazine not accessible") },
/* DT WR OM */{SST(0x3B, 0x12, SS_RDEF,
"Medium magazine removed") },
/* DT WR OM */{SST(0x3B, 0x13, SS_RDEF,
"Medium magazine inserted") },
/* DT WR OM */{SST(0x3B, 0x14, SS_RDEF,
"Medium magazine locked") },
/* DT WR OM */{SST(0x3B, 0x15, SS_RDEF,
"Medium magazine unlocked") },
/* DTLPWRSOMCAE */{SST(0x3D, 0x00, SS_RDEF,
"Invalid bits in identify message") },
/* DTLPWRSOMCAE */{SST(0x3E, 0x00, SS_RDEF,
"Logical unit has not self-configured yet") },
/* DTLPWRSOMCAE */{SST(0x3E, 0x01, SS_RDEF,
"Logical unit failure") },
/* DTLPWRSOMCAE */{SST(0x3E, 0x02, SS_RDEF,
"Timeout on logical unit") },
/* DTLPWRSOMCAE */{SST(0x3F, 0x00, SS_RDEF,
"Target operating conditions have changed") },
/* DTLPWRSOMCAE */{SST(0x3F, 0x01, SS_RDEF,
"Microcode has been changed") },
/* DTLPWRSOMC */{SST(0x3F, 0x02, SS_RDEF,
"Changed operating definition") },
/* DTLPWRSOMCAE */{SST(0x3F, 0x03, SS_RDEF,
"Inquiry data has changed") },
/* DT WR OMCAE */{SST(0x3F, 0x04, SS_RDEF,
"Component device attached") },
/* DT WR OMCAE */{SST(0x3F, 0x05, SS_RDEF,
"Device identifier changed") },
/* DT WR OMCAE */{SST(0x3F, 0x06, SS_RDEF,
"Redundancy group created or modified") },
/* DT WR OMCAE */{SST(0x3F, 0x07, SS_RDEF,
"Redundancy group deleted") },
/* DT WR OMCAE */{SST(0x3F, 0x08, SS_RDEF,
"Spare created or modified") },
/* DT WR OMCAE */{SST(0x3F, 0x09, SS_RDEF,
"Spare deleted") },
/* DT WR OMCAE */{SST(0x3F, 0x0A, SS_RDEF,
"Volume set created or modified") },
/* DT WR OMCAE */{SST(0x3F, 0x0B, SS_RDEF,
"Volume set deleted") },
/* DT WR OMCAE */{SST(0x3F, 0x0C, SS_RDEF,
"Volume set deassigned") },
/* DT WR OMCAE */{SST(0x3F, 0x0D, SS_RDEF,
"Volume set reassigned") },
/* D */{SST(0x40, 0x00, SS_RDEF,
"Ram failure") }, /* deprecated - use 40 NN instead */
/* DTLPWRSOMCAE */{SST(0x40, 0x80, SS_RDEF,
"Diagnostic failure: ASCQ = Component ID") },
/* DTLPWRSOMCAE */{SST(0x40, 0xFF, SS_RDEF|SSQ_RANGE,
NULL) },/* Range 0x80->0xFF */
/* D */{SST(0x41, 0x00, SS_RDEF,
"Data path failure") }, /* deprecated - use 40 NN instead */
/* D */{SST(0x42, 0x00, SS_RDEF,
"Power-on or self-test failure") }, /* deprecated - use 40 NN instead */
/* DTLPWRSOMCAE */{SST(0x43, 0x00, SS_RDEF,
"Message error") },
/* DTLPWRSOMCAE */{SST(0x44, 0x00, SS_RDEF,
"Internal target failure") },
/* DTLPWRSOMCAE */{SST(0x45, 0x00, SS_RDEF,
"Select or reselect failure") },
/* DTLPWRSOMC */{SST(0x46, 0x00, SS_RDEF,
"Unsuccessful soft reset") },
/* DTLPWRSOMCAE */{SST(0x47, 0x00, SS_RDEF,
"SCSI parity error") },
/* DTLPWRSOMCAE */{SST(0x48, 0x00, SS_RDEF,
"Initiator detected error message received") },
/* DTLPWRSOMCAE */{SST(0x49, 0x00, SS_RDEF,
"Invalid message error") },
/* DTLPWRSOMCAE */{SST(0x4A, 0x00, SS_RDEF,
"Command phase error") },
/* DTLPWRSOMCAE */{SST(0x4B, 0x00, SS_RDEF,
"Data phase error") },
/* DTLPWRSOMCAE */{SST(0x4C, 0x00, SS_RDEF,
"Logical unit failed self-configuration") },
/* DTLPWRSOMCAE */{SST(0x4D, 0x00, SS_RDEF,
"Tagged overlapped commands: ASCQ = Queue tag ID") },
/* DTLPWRSOMCAE */{SST(0x4D, 0xFF, SS_RDEF|SSQ_RANGE,
NULL)}, /* Range 0x00->0xFF */
/* DTLPWRSOMCAE */{SST(0x4E, 0x00, SS_RDEF,
"Overlapped commands attempted") },
/* T */{SST(0x50, 0x00, SS_RDEF,
"Write append error") },
/* T */{SST(0x50, 0x01, SS_RDEF,
"Write append position error") },
/* T */{SST(0x50, 0x02, SS_RDEF,
"Position error related to timing") },
/* T O */{SST(0x51, 0x00, SS_RDEF,
"Erase failure") },
/* T */{SST(0x52, 0x00, SS_RDEF,
"Cartridge fault") },
/* DTL WRSOM */{SST(0x53, 0x00, SS_RDEF,
"Media load or eject failed") },
/* T */{SST(0x53, 0x01, SS_RDEF,
"Unload tape failure") },
/* DT WR OM */{SST(0x53, 0x02, SS_RDEF,
"Medium removal prevented") },
/* P */{SST(0x54, 0x00, SS_RDEF,
"Scsi to host system interface failure") },
/* P */{SST(0x55, 0x00, SS_RDEF,
"System resource failure") },
/* D O */{SST(0x55, 0x01, SS_FATAL|ENOSPC,
"System buffer full") },
/* R */{SST(0x57, 0x00, SS_RDEF,
"Unable to recover table-of-contents") },
/* O */{SST(0x58, 0x00, SS_RDEF,
"Generation does not exist") },
/* O */{SST(0x59, 0x00, SS_RDEF,
"Updated block read") },
/* DTLPWRSOM */{SST(0x5A, 0x00, SS_RDEF,
"Operator request or state change input") },
/* DT WR OM */{SST(0x5A, 0x01, SS_RDEF,
"Operator medium removal request") },
/* DT W O */{SST(0x5A, 0x02, SS_RDEF,
"Operator selected write protect") },
/* DT W O */{SST(0x5A, 0x03, SS_RDEF,
"Operator selected write permit") },
/* DTLPWRSOM */{SST(0x5B, 0x00, SS_RDEF,
"Log exception") },
/* DTLPWRSOM */{SST(0x5B, 0x01, SS_RDEF,
"Threshold condition met") },
/* DTLPWRSOM */{SST(0x5B, 0x02, SS_RDEF,
"Log counter at maximum") },
/* DTLPWRSOM */{SST(0x5B, 0x03, SS_RDEF,
"Log list codes exhausted") },
/* D O */{SST(0x5C, 0x00, SS_RDEF,
"RPL status change") },
/* D O */{SST(0x5C, 0x01, SS_NOP|SSQ_PRINT_SENSE,
"Spindles synchronized") },
/* D O */{SST(0x5C, 0x02, SS_RDEF,
"Spindles not synchronized") },
/* DTLPWRSOMCAE */{SST(0x5D, 0x00, SS_RDEF,
"Failure prediction threshold exceeded") },
/* DTLPWRSOMCAE */{SST(0x5D, 0xFF, SS_RDEF,
"Failure prediction threshold exceeded (false)") },
/* DTLPWRSO CA */{SST(0x5E, 0x00, SS_RDEF,
"Low power condition on") },
/* DTLPWRSO CA */{SST(0x5E, 0x01, SS_RDEF,
"Idle condition activated by timer") },
/* DTLPWRSO CA */{SST(0x5E, 0x02, SS_RDEF,
"Standby condition activated by timer") },
/* DTLPWRSO CA */{SST(0x5E, 0x03, SS_RDEF,
"Idle condition activated by command") },
/* DTLPWRSO CA */{SST(0x5E, 0x04, SS_RDEF,
"Standby condition activated by command") },
/* S */{SST(0x60, 0x00, SS_RDEF,
"Lamp failure") },
/* S */{SST(0x61, 0x00, SS_RDEF,
"Video acquisition error") },
/* S */{SST(0x61, 0x01, SS_RDEF,
"Unable to acquire video") },
/* S */{SST(0x61, 0x02, SS_RDEF,
"Out of focus") },
/* S */{SST(0x62, 0x00, SS_RDEF,
"Scan head positioning error") },
/* R */{SST(0x63, 0x00, SS_RDEF,
"End of user area encountered on this track") },
/* R */{SST(0x63, 0x01, SS_FATAL|ENOSPC,
"Packet does not fit in available space") },
/* R */{SST(0x64, 0x00, SS_RDEF,
"Illegal mode for this track") },
/* R */{SST(0x64, 0x01, SS_RDEF,
"Invalid packet size") },
/* DTLPWRSOMCAE */{SST(0x65, 0x00, SS_RDEF,
"Voltage fault") },
/* S */{SST(0x66, 0x00, SS_RDEF,
"Automatic document feeder cover up") },
/* S */{SST(0x66, 0x01, SS_RDEF,
"Automatic document feeder lift up") },
/* S */{SST(0x66, 0x02, SS_RDEF,
"Document jam in automatic document feeder") },
/* S */{SST(0x66, 0x03, SS_RDEF,
"Document miss feed automatic in document feeder") },
/* A */{SST(0x67, 0x00, SS_RDEF,
"Configuration failure") },
/* A */{SST(0x67, 0x01, SS_RDEF,
"Configuration of incapable logical units failed") },
/* A */{SST(0x67, 0x02, SS_RDEF,
"Add logical unit failed") },
/* A */{SST(0x67, 0x03, SS_RDEF,
"Modification of logical unit failed") },
/* A */{SST(0x67, 0x04, SS_RDEF,
"Exchange of logical unit failed") },
/* A */{SST(0x67, 0x05, SS_RDEF,
"Remove of logical unit failed") },
/* A */{SST(0x67, 0x06, SS_RDEF,
"Attachment of logical unit failed") },
/* A */{SST(0x67, 0x07, SS_RDEF,
"Creation of logical unit failed") },
/* A */{SST(0x68, 0x00, SS_RDEF,
"Logical unit not configured") },
/* A */{SST(0x69, 0x00, SS_RDEF,
"Data loss on logical unit") },
/* A */{SST(0x69, 0x01, SS_RDEF,
"Multiple logical unit failures") },
/* A */{SST(0x69, 0x02, SS_RDEF,
"Parity/data mismatch") },
/* A */{SST(0x6A, 0x00, SS_RDEF,
"Informational, refer to log") },
/* A */{SST(0x6B, 0x00, SS_RDEF,
"State change has occurred") },
/* A */{SST(0x6B, 0x01, SS_RDEF,
"Redundancy level got better") },
/* A */{SST(0x6B, 0x02, SS_RDEF,
"Redundancy level got worse") },
/* A */{SST(0x6C, 0x00, SS_RDEF,
"Rebuild failure occurred") },
/* A */{SST(0x6D, 0x00, SS_RDEF,
"Recalculate failure occurred") },
/* A */{SST(0x6E, 0x00, SS_RDEF,
"Command to logical unit failed") },
/* T */{SST(0x70, 0x00, SS_RDEF,
"Decompression exception short: ASCQ = Algorithm ID") },
/* T */{SST(0x70, 0xFF, SS_RDEF|SSQ_RANGE,
NULL) }, /* Range 0x00 -> 0xFF */
/* T */{SST(0x71, 0x00, SS_RDEF,
"Decompression exception long: ASCQ = Algorithm ID") },
/* T */{SST(0x71, 0xFF, SS_RDEF|SSQ_RANGE,
NULL) }, /* Range 0x00 -> 0xFF */
/* R */{SST(0x72, 0x00, SS_RDEF,
"Session fixation error") },
/* R */{SST(0x72, 0x01, SS_RDEF,
"Session fixation error writing lead-in") },
/* R */{SST(0x72, 0x02, SS_RDEF,
"Session fixation error writing lead-out") },
/* R */{SST(0x72, 0x03, SS_RDEF,
"Session fixation error - incomplete track in session") },
/* R */{SST(0x72, 0x04, SS_RDEF,
"Empty or partially written reserved track") },
/* R */{SST(0x73, 0x00, SS_RDEF,
"CD control error") },
/* R */{SST(0x73, 0x01, SS_RDEF,
"Power calibration area almost full") },
/* R */{SST(0x73, 0x02, SS_FATAL|ENOSPC,
"Power calibration area is full") },
/* R */{SST(0x73, 0x03, SS_RDEF,
"Power calibration area error") },
/* R */{SST(0x73, 0x04, SS_RDEF,
"Program memory area update failure") },
/* R */{SST(0x73, 0x05, SS_RDEF,
"program memory area is full") }
};
const int asc_table_size = sizeof(asc_table)/sizeof(asc_table[0]);
struct asc_key
{
int asc;
int ascq;
};
static int
ascentrycomp(const void *key, const void *member)
{
int asc;
int ascq;
const struct asc_table_entry *table_entry;
asc = ((const struct asc_key *)key)->asc;
ascq = ((const struct asc_key *)key)->ascq;
table_entry = (const struct asc_table_entry *)member;
if (asc >= table_entry->asc) {
if (asc > table_entry->asc)
return (1);
if (ascq <= table_entry->ascq) {
/* Check for ranges */
if (ascq == table_entry->ascq
|| ((table_entry->action & SSQ_RANGE) != 0
&& ascq >= (table_entry - 1)->ascq))
return (0);
return (-1);
}
return (1);
}
return (-1);
}
static int
senseentrycomp(const void *key, const void *member)
{
int sense_key;
const struct sense_key_table_entry *table_entry;
sense_key = *((const int *)key);
table_entry = (const struct sense_key_table_entry *)member;
if (sense_key >= table_entry->sense_key) {
if (sense_key == table_entry->sense_key)
return (0);
return (1);
}
return (-1);
}
static void
fetchtableentries(int sense_key, int asc, int ascq,
struct scsi_inquiry_data *inq_data,
const struct sense_key_table_entry **sense_entry,
const struct asc_table_entry **asc_entry)
{
caddr_t match;
const struct asc_table_entry *asc_tables[2];
const struct sense_key_table_entry *sense_tables[2];
struct asc_key asc_ascq;
size_t asc_tables_size[2];
size_t sense_tables_size[2];
int num_asc_tables;
int num_sense_tables;
int i;
/* Default to failure */
*sense_entry = NULL;
*asc_entry = NULL;
match = NULL;
if (inq_data != NULL)
match = cam_quirkmatch((caddr_t)inq_data,
(caddr_t)sense_quirk_table,
sense_quirk_table_size,
sizeof(*sense_quirk_table),
scsi_inquiry_match);
if (match != NULL) {
struct scsi_sense_quirk_entry *quirk;
quirk = (struct scsi_sense_quirk_entry *)match;
asc_tables[0] = quirk->asc_info;
asc_tables_size[0] = quirk->num_ascs;
asc_tables[1] = asc_table;
asc_tables_size[1] = asc_table_size;
num_asc_tables = 2;
sense_tables[0] = quirk->sense_key_info;
sense_tables_size[0] = quirk->num_sense_keys;
sense_tables[1] = sense_key_table;
sense_tables_size[1] = sense_key_table_size;
num_sense_tables = 2;
} else {
asc_tables[0] = asc_table;
asc_tables_size[0] = asc_table_size;
num_asc_tables = 1;
sense_tables[0] = sense_key_table;
sense_tables_size[0] = sense_key_table_size;
num_sense_tables = 1;
}
asc_ascq.asc = asc;
asc_ascq.ascq = ascq;
for (i = 0; i < num_asc_tables; i++) {
void *found_entry;
found_entry = bsearch(&asc_ascq, asc_tables[i],
asc_tables_size[i],
sizeof(**asc_tables),
ascentrycomp);
if (found_entry) {
*asc_entry = (struct asc_table_entry *)found_entry;
break;
}
}
for (i = 0; i < num_sense_tables; i++) {
void *found_entry;
found_entry = bsearch(&sense_key, sense_tables[i],
sense_tables_size[i],
sizeof(**sense_tables),
senseentrycomp);
if (found_entry) {
*sense_entry =
(struct sense_key_table_entry *)found_entry;
break;
}
}
}
void
scsi_sense_desc(int sense_key, int asc, int ascq,
struct scsi_inquiry_data *inq_data,
const char **sense_key_desc, const char **asc_desc)
{
const struct asc_table_entry *asc_entry;
const struct sense_key_table_entry *sense_entry;
fetchtableentries(sense_key, asc, ascq,
inq_data,
&sense_entry,
&asc_entry);
*sense_key_desc = sense_entry->desc;
if (asc_entry != NULL)
*asc_desc = asc_entry->desc;
else if (asc >= 0x80 && asc <= 0xff)
*asc_desc = "Vendor Specific ASC";
else if (ascq >= 0x80 && ascq <= 0xff)
*asc_desc = "Vendor Specific ASCQ";
else
*asc_desc = "Reserved ASC/ASCQ pair";
}
/*
* Given sense and device type information, return the appropriate action.
* If we do not understand the specific error as identified by the ASC/ASCQ
* pair, fall back on the more generic actions derived from the sense key.
*/
scsi_sense_action
scsi_error_action(struct ccb_scsiio *csio, struct scsi_inquiry_data *inq_data,
u_int32_t sense_flags)
{
const struct asc_table_entry *asc_entry;
const struct sense_key_table_entry *sense_entry;
int error_code, sense_key, asc, ascq;
scsi_sense_action action;
scsi_extract_sense(&csio->sense_data, &error_code,
&sense_key, &asc, &ascq);
if (error_code == SSD_DEFERRED_ERROR) {
/*
* XXX dufault@FreeBSD.org
* This error doesn't relate to the command associated
* with this request sense. A deferred error is an error
* for a command that has already returned GOOD status
* (see SCSI2 8.2.14.2).
*
* By my reading of that section, it looks like the current
* command has been cancelled, we should now clean things up
* (hopefully recovering any lost data) and then retry the
* current command. There are two easy choices, both wrong:
*
* 1. Drop through (like we had been doing), thus treating
* this as if the error were for the current command and
* return and stop the current command.
*
* 2. Issue a retry (like I made it do) thus hopefully
* recovering the current transfer, and ignoring the
* fact that we've dropped a command.
*
* These should probably be handled in a device specific
* sense handler or punted back up to a user mode daemon
*/
action = SS_RETRY|SSQ_DECREMENT_COUNT|SSQ_PRINT_SENSE;
} else {
fetchtableentries(sense_key, asc, ascq,
inq_data,
&sense_entry,
&asc_entry);
/*
* Override the 'No additional Sense' entry (0,0)
* with the error action of the sense key.
*/
if (asc_entry != NULL
&& (asc != 0 || ascq != 0))
action = asc_entry->action;
else
action = sense_entry->action;
if (sense_key == SSD_KEY_RECOVERED_ERROR) {
/*
* The action succeeded but the device wants
* the user to know that some recovery action
* was required.
*/
action &= ~(SS_MASK|SSQ_MASK|SS_ERRMASK);
action |= SS_NOP|SSQ_PRINT_SENSE;
} else if (sense_key == SSD_KEY_ILLEGAL_REQUEST) {
if ((sense_flags & SF_QUIET_IR) != 0)
action &= ~SSQ_PRINT_SENSE;
} else if (sense_key == SSD_KEY_UNIT_ATTENTION) {
if ((sense_flags & SF_RETRY_UA) != 0
&& (action & SS_MASK) == SS_FAIL) {
action &= ~(SS_MASK|SSQ_MASK);
action |= SS_RETRY|SSQ_DECREMENT_COUNT|
SSQ_PRINT_SENSE;
}
}
}
#ifdef KERNEL
if (bootverbose)
sense_flags |= SF_PRINT_ALWAYS;
#endif
if ((sense_flags & SF_PRINT_ALWAYS) != 0)
action |= SSQ_PRINT_SENSE;
else if ((sense_flags & SF_NO_PRINT) != 0)
action &= ~SSQ_PRINT_SENSE;
return (action);
}
char *
scsi_cdb_string(u_int8_t *cdb_ptr, char *cdb_string, size_t len)
{
u_int8_t cdb_len;
int i;
if (cdb_ptr == NULL)
return("");
/* Silence warnings */
cdb_len = 0;
/*
* This is taken from the SCSI-3 draft spec.
* (T10/1157D revision 0.3)
* The top 3 bits of an opcode are the group code. The next 5 bits
* are the command code.
* Group 0: six byte commands
* Group 1: ten byte commands
* Group 2: ten byte commands
* Group 3: reserved
* Group 4: sixteen byte commands
* Group 5: twelve byte commands
* Group 6: vendor specific
* Group 7: vendor specific
*/
switch((*cdb_ptr >> 5) & 0x7) {
case 0:
cdb_len = 6;
break;
case 1:
case 2:
cdb_len = 10;
break;
case 3:
case 6:
case 7:
/* in this case, just print out the opcode */
cdb_len = 1;
break;
case 4:
cdb_len = 16;
break;
case 5:
cdb_len = 12;
break;
}
*cdb_string = '\0';
for (i = 0; i < cdb_len; i++)
snprintf(cdb_string + strlen(cdb_string),
len - strlen(cdb_string), "%x ", cdb_ptr[i]);
return(cdb_string);
}
const char *
scsi_status_string(struct ccb_scsiio *csio)
{
switch(csio->scsi_status) {
case SCSI_STATUS_OK:
return("OK");
case SCSI_STATUS_CHECK_COND:
return("Check Condition");
case SCSI_STATUS_BUSY:
return("Busy");
case SCSI_STATUS_INTERMED:
return("Intermediate");
case SCSI_STATUS_INTERMED_COND_MET:
return("Intermediate-Condition Met");
case SCSI_STATUS_RESERV_CONFLICT:
return("Reservation Conflict");
case SCSI_STATUS_CMD_TERMINATED:
return("Command Terminated");
case SCSI_STATUS_QUEUE_FULL:
return("Queue Full");
case SCSI_STATUS_ACA_ACTIVE:
return("ACA Active");
case SCSI_STATUS_TASK_ABORTED:
return("Task Aborted");
default: {
static char unkstr[64];
snprintf(unkstr, sizeof(unkstr), "Unknown %#x",
csio->scsi_status);
return(unkstr);
}
}
}
/*
* scsi_command_string() returns 0 for success and -1 for failure.
*/
#ifdef _KERNEL
int
scsi_command_string(struct ccb_scsiio *csio, struct sbuf *sb)
#else /* !_KERNEL */
int
scsi_command_string(struct cam_device *device, struct ccb_scsiio *csio,
struct sbuf *sb)
#endif /* _KERNEL/!_KERNEL */
{
struct scsi_inquiry_data *inq_data;
char cdb_str[(SCSI_MAX_CDBLEN * 3) + 1];
#ifdef _KERNEL
struct ccb_getdev cgd;
#endif /* _KERNEL */
#ifdef _KERNEL
/*
* Get the device information.
*/
xpt_setup_ccb(&cgd.ccb_h,
csio->ccb_h.path,
/*priority*/ 1);
cgd.ccb_h.func_code = XPT_GDEV_TYPE;
xpt_action((union ccb *)&cgd);
/*
* If the device is unconfigured, just pretend that it is a hard
* drive. scsi_op_desc() needs this.
*/
if (cgd.ccb_h.status == CAM_DEV_NOT_THERE)
cgd.inq_data.device = T_DIRECT;
inq_data = &cgd.inq_data;
#else /* !_KERNEL */
inq_data = &device->inq_data;
#endif /* _KERNEL/!_KERNEL */
if ((csio->ccb_h.flags & CAM_CDB_POINTER) != 0) {
sbuf_printf(sb, "%s. CDB: %s",
scsi_op_desc(csio->cdb_io.cdb_ptr[0], inq_data),
scsi_cdb_string(csio->cdb_io.cdb_ptr, cdb_str,
sizeof(cdb_str)));
} else {
sbuf_printf(sb, "%s. CDB: %s",
scsi_op_desc(csio->cdb_io.cdb_bytes[0], inq_data),
scsi_cdb_string(csio->cdb_io.cdb_bytes, cdb_str,
sizeof(cdb_str)));
}
return(0);
}
/*
* scsi_sense_sbuf() returns 0 for success and -1 for failure.
*/
#ifdef _KERNEL
int
scsi_sense_sbuf(struct ccb_scsiio *csio, struct sbuf *sb,
scsi_sense_string_flags flags)
#else /* !_KERNEL */
int
scsi_sense_sbuf(struct cam_device *device, struct ccb_scsiio *csio,
struct sbuf *sb, scsi_sense_string_flags flags)
#endif /* _KERNEL/!_KERNEL */
{
struct scsi_sense_data *sense;
struct scsi_inquiry_data *inq_data;
#ifdef _KERNEL
struct ccb_getdev cgd;
#endif /* _KERNEL */
u_int32_t info;
int error_code;
int sense_key;
int asc, ascq;
char path_str[64];
#ifndef _KERNEL
if (device == NULL)
return(-1);
#endif /* !_KERNEL */
if ((csio == NULL) || (sb == NULL))
return(-1);
/*
* If the CDB is a physical address, we can't deal with it..
*/
if ((csio->ccb_h.flags & CAM_CDB_PHYS) != 0)
flags &= ~SSS_FLAG_PRINT_COMMAND;
#ifdef _KERNEL
xpt_path_string(csio->ccb_h.path, path_str, sizeof(path_str));
#else /* !_KERNEL */
cam_path_string(device, path_str, sizeof(path_str));
#endif /* _KERNEL/!_KERNEL */
#ifdef _KERNEL
/*
* Get the device information.
*/
xpt_setup_ccb(&cgd.ccb_h,
csio->ccb_h.path,
/*priority*/ 1);
cgd.ccb_h.func_code = XPT_GDEV_TYPE;
xpt_action((union ccb *)&cgd);
/*
* If the device is unconfigured, just pretend that it is a hard
* drive. scsi_op_desc() needs this.
*/
if (cgd.ccb_h.status == CAM_DEV_NOT_THERE)
cgd.inq_data.device = T_DIRECT;
inq_data = &cgd.inq_data;
#else /* !_KERNEL */
inq_data = &device->inq_data;
#endif /* _KERNEL/!_KERNEL */
sense = NULL;
if (flags & SSS_FLAG_PRINT_COMMAND) {
sbuf_cat(sb, path_str);
#ifdef _KERNEL
scsi_command_string(csio, sb);
#else /* !_KERNEL */
scsi_command_string(device, csio, sb);
#endif /* _KERNEL/!_KERNEL */
}
/*
* If the sense data is a physical pointer, forget it.
*/
if (csio->ccb_h.flags & CAM_SENSE_PTR) {
if (csio->ccb_h.flags & CAM_SENSE_PHYS)
return(-1);
else {
/*
* bcopy the pointer to avoid unaligned access
* errors on finicky architectures. We don't
* ensure that the sense data is pointer aligned.
*/
bcopy(&csio->sense_data, sense,
sizeof(struct scsi_sense_data *));
}
} else {
/*
* If the physical sense flag is set, but the sense pointer
* is not also set, we assume that the user is an idiot and
* return. (Well, okay, it could be that somehow, the
* entire csio is physical, but we would have probably core
* dumped on one of the bogus pointer deferences above
* already.)
*/
if (csio->ccb_h.flags & CAM_SENSE_PHYS)
return(-1);
else
sense = &csio->sense_data;
}
sbuf_cat(sb, path_str);
error_code = sense->error_code & SSD_ERRCODE;
sense_key = sense->flags & SSD_KEY;
switch (error_code) {
case SSD_DEFERRED_ERROR:
sbuf_printf(sb, "Deferred Error: ");
/* FALLTHROUGH */
case SSD_CURRENT_ERROR:
{
const char *sense_key_desc;
const char *asc_desc;
asc = (sense->extra_len >= 5) ? sense->add_sense_code : 0;
ascq = (sense->extra_len >= 6) ? sense->add_sense_code_qual : 0;
scsi_sense_desc(sense_key, asc, ascq, inq_data,
&sense_key_desc, &asc_desc);
sbuf_cat(sb, sense_key_desc);
info = scsi_4btoul(sense->info);
if (sense->error_code & SSD_ERRCODE_VALID) {
switch (sense_key) {
case SSD_KEY_NOT_READY:
case SSD_KEY_ILLEGAL_REQUEST:
case SSD_KEY_UNIT_ATTENTION:
case SSD_KEY_DATA_PROTECT:
break;
case SSD_KEY_BLANK_CHECK:
sbuf_printf(sb, " req sz: %d (decimal)", info);
break;
default:
if (info) {
if (sense->flags & SSD_ILI) {
sbuf_printf(sb, " ILI (length "
"mismatch): %d", info);
} else {
sbuf_printf(sb, " info:%x",
info);
}
}
}
} else if (info) {
sbuf_printf(sb, " info?:%x", info);
}
if (sense->extra_len >= 4) {
if (bcmp(sense->cmd_spec_info, "\0\0\0\0", 4)) {
sbuf_printf(sb, " csi:%x,%x,%x,%x",
sense->cmd_spec_info[0],
sense->cmd_spec_info[1],
sense->cmd_spec_info[2],
sense->cmd_spec_info[3]);
}
}
sbuf_printf(sb, " asc:%x,%x\n%s%s", asc, ascq,
path_str, asc_desc);
if (sense->extra_len >= 7 && sense->fru) {
sbuf_printf(sb, " field replaceable unit: %x",
sense->fru);
}
if ((sense->extra_len >= 10)
&& (sense->sense_key_spec[0] & SSD_SCS_VALID) != 0) {
switch(sense_key) {
case SSD_KEY_ILLEGAL_REQUEST: {
int bad_command;
char tmpstr2[40];
if (sense->sense_key_spec[0] & 0x40)
bad_command = 1;
else
bad_command = 0;
tmpstr2[0] = '\0';
/* Bit pointer is valid */
if (sense->sense_key_spec[0] & 0x08)
snprintf(tmpstr2, sizeof(tmpstr2),
"bit %d",
sense->sense_key_spec[0] & 0x7);
sbuf_printf(sb, ": %s byte %d %s is invalid",
bad_command ? "Command" : "Data",
scsi_2btoul(
&sense->sense_key_spec[1]),
tmpstr2);
break;
}
case SSD_KEY_RECOVERED_ERROR:
case SSD_KEY_HARDWARE_ERROR:
case SSD_KEY_MEDIUM_ERROR:
sbuf_printf(sb, " actual retry count: %d",
scsi_2btoul(
&sense->sense_key_spec[1]));
break;
default:
sbuf_printf(sb, " sks:%#x,%#x",
sense->sense_key_spec[0],
scsi_2btoul(
&sense->sense_key_spec[1]));
break;
}
}
break;
}
default:
sbuf_printf(sb, "error code %d",
sense->error_code & SSD_ERRCODE);
if (sense->error_code & SSD_ERRCODE_VALID) {
sbuf_printf(sb, " at block no. %d (decimal)",
info = scsi_4btoul(sense->info));
}
}
sbuf_printf(sb, "\n");
return(0);
}
#ifdef _KERNEL
char *
scsi_sense_string(struct ccb_scsiio *csio, char *str, int str_len)
#else /* !_KERNEL */
char *
scsi_sense_string(struct cam_device *device, struct ccb_scsiio *csio,
char *str, int str_len)
#endif /* _KERNEL/!_KERNEL */
{
struct sbuf sb;
sbuf_new(&sb, str, str_len, 0);
#ifdef _KERNEL
scsi_sense_sbuf(csio, &sb, SSS_FLAG_PRINT_COMMAND);
#else /* !_KERNEL */
scsi_sense_sbuf(device, csio, &sb, SSS_FLAG_PRINT_COMMAND);
#endif /* _KERNEL/!_KERNEL */
sbuf_finish(&sb);
return(sbuf_data(&sb));
}
#ifdef _KERNEL
void
scsi_sense_print(struct ccb_scsiio *csio)
{
struct sbuf sb;
char str[512];
sbuf_new(&sb, str, sizeof(str), 0);
scsi_sense_sbuf(csio, &sb, SSS_FLAG_PRINT_COMMAND);
sbuf_finish(&sb);
printf("%s", sbuf_data(&sb));
}
#else /* !_KERNEL */
void
scsi_sense_print(struct cam_device *device, struct ccb_scsiio *csio,
FILE *ofile)
{
struct sbuf sb;
char str[512];
if ((device == NULL) || (csio == NULL) || (ofile == NULL))
return;
sbuf_new(&sb, str, sizeof(str), 0);
scsi_sense_sbuf(device, csio, &sb, SSS_FLAG_PRINT_COMMAND);
sbuf_finish(&sb);
fprintf(ofile, "%s", sbuf_data(&sb));
}
#endif /* _KERNEL/!_KERNEL */
/*
* This function currently requires at least 36 bytes, or
* SHORT_INQUIRY_LENGTH, worth of data to function properly. If this
* function needs more or less data in the future, another length should be
* defined in scsi_all.h to indicate the minimum amount of data necessary
* for this routine to function properly.
*/
void
scsi_print_inquiry(struct scsi_inquiry_data *inq_data)
{
u_int8_t type;
char *dtype, *qtype;
char vendor[16], product[48], revision[16], rstr[4];
type = SID_TYPE(inq_data);
/*
* Figure out basic device type and qualifier.
*/
if (SID_QUAL_IS_VENDOR_UNIQUE(inq_data)) {
qtype = "(vendor-unique qualifier)";
} else {
switch (SID_QUAL(inq_data)) {
case SID_QUAL_LU_CONNECTED:
qtype = "";
break;
case SID_QUAL_LU_OFFLINE:
qtype = "(offline)";
break;
case SID_QUAL_RSVD:
qtype = "(reserved qualifier)";
break;
default:
case SID_QUAL_BAD_LU:
qtype = "(lun not supported)";
break;
}
}
switch (type) {
case T_DIRECT:
dtype = "Direct Access";
break;
case T_SEQUENTIAL:
dtype = "Sequential Access";
break;
case T_PRINTER:
dtype = "Printer";
break;
case T_PROCESSOR:
dtype = "Processor";
break;
case T_CDROM:
dtype = "CD-ROM";
break;
case T_WORM:
dtype = "Worm";
break;
case T_SCANNER:
dtype = "Scanner";
break;
case T_OPTICAL:
dtype = "Optical";
break;
case T_CHANGER:
dtype = "Changer";
break;
case T_COMM:
dtype = "Communication";
break;
case T_STORARRAY:
dtype = "Storage Array";
break;
case T_ENCLOSURE:
dtype = "Enclosure Services";
break;
case T_RBC:
dtype = "Simplified Direct Access";
break;
case T_OCRW:
dtype = "Optical Card Read/Write";
break;
case T_NODEVICE:
dtype = "Uninstalled";
default:
dtype = "unknown";
break;
}
cam_strvis(vendor, inq_data->vendor, sizeof(inq_data->vendor),
sizeof(vendor));
cam_strvis(product, inq_data->product, sizeof(inq_data->product),
sizeof(product));
cam_strvis(revision, inq_data->revision, sizeof(inq_data->revision),
sizeof(revision));
if (SID_ANSI_REV(inq_data) == SCSI_REV_CCS)
bcopy("CCS", rstr, 4);
else
snprintf(rstr, sizeof (rstr), "%d", SID_ANSI_REV(inq_data));
printf("<%s %s %s> %s %s SCSI-%s device %s\n",
vendor, product, revision,
SID_IS_REMOVABLE(inq_data) ? "Removable" : "Fixed",
dtype, rstr, qtype);
}
/*
* Table of syncrates that don't follow the "divisible by 4"
* rule. This table will be expanded in future SCSI specs.
*/
static struct {
u_int period_factor;
u_int period; /* in 100ths of ns */
} scsi_syncrates[] = {
{ 0x08, 625 }, /* FAST-160 */
{ 0x09, 1250 }, /* FAST-80 */
{ 0x0a, 2500 }, /* FAST-40 40MHz */
{ 0x0b, 3030 }, /* FAST-40 33MHz */
{ 0x0c, 5000 } /* FAST-20 */
};
/*
* Return the frequency in kHz corresponding to the given
* sync period factor.
*/
u_int
scsi_calc_syncsrate(u_int period_factor)
{
int i;
int num_syncrates;
num_syncrates = sizeof(scsi_syncrates) / sizeof(scsi_syncrates[0]);
/* See if the period is in the "exception" table */
for (i = 0; i < num_syncrates; i++) {
if (period_factor == scsi_syncrates[i].period_factor) {
/* Period in kHz */
return (100000000 / scsi_syncrates[i].period);
}
}
/*
* Wasn't in the table, so use the standard
* 4 times conversion.
*/
return (10000000 / (period_factor * 4 * 10));
}
/*
* Return the SCSI sync parameter that corresponsd to
* the passed in period in 10ths of ns.
*/
u_int
scsi_calc_syncparam(u_int period)
{
int i;
int num_syncrates;
if (period == 0)
return (~0); /* Async */
/* Adjust for exception table being in 100ths. */
period *= 10;
num_syncrates = sizeof(scsi_syncrates) / sizeof(scsi_syncrates[0]);
/* See if the period is in the "exception" table */
for (i = 0; i < num_syncrates; i++) {
if (period <= scsi_syncrates[i].period) {
/* Period in 100ths of ns */
return (scsi_syncrates[i].period_factor);
}
}
/*
* Wasn't in the table, so use the standard
* 1/4 period in ns conversion.
*/
return (period/400);
}
void
scsi_test_unit_ready(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, u_int8_t sense_len, u_int32_t timeout)
{
struct scsi_test_unit_ready *scsi_cmd;
cam_fill_csio(csio,
retries,
cbfcnp,
CAM_DIR_NONE,
tag_action,
/*data_ptr*/NULL,
/*dxfer_len*/0,
sense_len,
sizeof(*scsi_cmd),
timeout);
scsi_cmd = (struct scsi_test_unit_ready *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = TEST_UNIT_READY;
}
void
scsi_request_sense(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
void *data_ptr, u_int8_t dxfer_len, u_int8_t tag_action,
u_int8_t sense_len, u_int32_t timeout)
{
struct scsi_request_sense *scsi_cmd;
cam_fill_csio(csio,
retries,
cbfcnp,
CAM_DIR_IN,
tag_action,
data_ptr,
dxfer_len,
sense_len,
sizeof(*scsi_cmd),
timeout);
scsi_cmd = (struct scsi_request_sense *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = REQUEST_SENSE;
}
void
scsi_inquiry(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, u_int8_t *inq_buf, u_int32_t inq_len,
int evpd, u_int8_t page_code, u_int8_t sense_len,
u_int32_t timeout)
{
struct scsi_inquiry *scsi_cmd;
cam_fill_csio(csio,
retries,
cbfcnp,
/*flags*/CAM_DIR_IN,
tag_action,
/*data_ptr*/inq_buf,
/*dxfer_len*/inq_len,
sense_len,
sizeof(*scsi_cmd),
timeout);
scsi_cmd = (struct scsi_inquiry *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = INQUIRY;
if (evpd) {
scsi_cmd->byte2 |= SI_EVPD;
scsi_cmd->page_code = page_code;
}
/*
* A 'transfer units' count of 256 is coded as
* zero for all commands with a single byte count
* field.
*/
if (inq_len == 256)
inq_len = 0;
scsi_cmd->length = inq_len;
}
void
scsi_mode_sense(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, int dbd, u_int8_t page_code,
u_int8_t page, u_int8_t *param_buf, u_int32_t param_len,
u_int8_t sense_len, u_int32_t timeout)
{
u_int8_t cdb_len;
/*
* Use the smallest possible command to perform the operation.
*/
if (param_len < 256) {
/*
* We can fit in a 6 byte cdb.
*/
struct scsi_mode_sense_6 *scsi_cmd;
scsi_cmd = (struct scsi_mode_sense_6 *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = MODE_SENSE_6;
if (dbd != 0)
scsi_cmd->byte2 |= SMS_DBD;
scsi_cmd->page = page_code | page;
scsi_cmd->length = param_len;
cdb_len = sizeof(*scsi_cmd);
} else {
/*
* Need a 10 byte cdb.
*/
struct scsi_mode_sense_10 *scsi_cmd;
scsi_cmd = (struct scsi_mode_sense_10 *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = MODE_SENSE_10;
if (dbd != 0)
scsi_cmd->byte2 |= SMS_DBD;
scsi_cmd->page = page_code | page;
scsi_ulto2b(param_len, scsi_cmd->length);
cdb_len = sizeof(*scsi_cmd);
}
cam_fill_csio(csio,
retries,
cbfcnp,
CAM_DIR_IN,
tag_action,
param_buf,
param_len,
sense_len,
cdb_len,
timeout);
}
void
scsi_mode_select(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, int scsi_page_fmt, int save_pages,
u_int8_t *param_buf, u_int32_t param_len, u_int8_t sense_len,
u_int32_t timeout)
{
u_int8_t cdb_len;
/*
* Use the smallest possible command to perform the operation.
*/
if (param_len < 256) {
/*
* We can fit in a 6 byte cdb.
*/
struct scsi_mode_select_6 *scsi_cmd;
scsi_cmd = (struct scsi_mode_select_6 *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = MODE_SELECT_6;
if (scsi_page_fmt != 0)
scsi_cmd->byte2 |= SMS_PF;
if (save_pages != 0)
scsi_cmd->byte2 |= SMS_SP;
scsi_cmd->length = param_len;
cdb_len = sizeof(*scsi_cmd);
} else {
/*
* Need a 10 byte cdb.
*/
struct scsi_mode_select_10 *scsi_cmd;
scsi_cmd =
(struct scsi_mode_select_10 *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = MODE_SELECT_10;
if (scsi_page_fmt != 0)
scsi_cmd->byte2 |= SMS_PF;
if (save_pages != 0)
scsi_cmd->byte2 |= SMS_SP;
scsi_ulto2b(param_len, scsi_cmd->length);
cdb_len = sizeof(*scsi_cmd);
}
cam_fill_csio(csio,
retries,
cbfcnp,
CAM_DIR_OUT,
tag_action,
param_buf,
param_len,
sense_len,
cdb_len,
timeout);
}
void
scsi_log_sense(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, u_int8_t page_code, u_int8_t page,
int save_pages, int ppc, u_int32_t paramptr,
u_int8_t *param_buf, u_int32_t param_len, u_int8_t sense_len,
u_int32_t timeout)
{
struct scsi_log_sense *scsi_cmd;
u_int8_t cdb_len;
scsi_cmd = (struct scsi_log_sense *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = LOG_SENSE;
scsi_cmd->page = page_code | page;
if (save_pages != 0)
scsi_cmd->byte2 |= SLS_SP;
if (ppc != 0)
scsi_cmd->byte2 |= SLS_PPC;
scsi_ulto2b(paramptr, scsi_cmd->paramptr);
scsi_ulto2b(param_len, scsi_cmd->length);
cdb_len = sizeof(*scsi_cmd);
cam_fill_csio(csio,
retries,
cbfcnp,
/*flags*/CAM_DIR_IN,
tag_action,
/*data_ptr*/param_buf,
/*dxfer_len*/param_len,
sense_len,
cdb_len,
timeout);
}
void
scsi_log_select(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, u_int8_t page_code, int save_pages,
int pc_reset, u_int8_t *param_buf, u_int32_t param_len,
u_int8_t sense_len, u_int32_t timeout)
{
struct scsi_log_select *scsi_cmd;
u_int8_t cdb_len;
scsi_cmd = (struct scsi_log_select *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = LOG_SELECT;
scsi_cmd->page = page_code & SLS_PAGE_CODE;
if (save_pages != 0)
scsi_cmd->byte2 |= SLS_SP;
if (pc_reset != 0)
scsi_cmd->byte2 |= SLS_PCR;
scsi_ulto2b(param_len, scsi_cmd->length);
cdb_len = sizeof(*scsi_cmd);
cam_fill_csio(csio,
retries,
cbfcnp,
/*flags*/CAM_DIR_OUT,
tag_action,
/*data_ptr*/param_buf,
/*dxfer_len*/param_len,
sense_len,
cdb_len,
timeout);
}
/*
* Prevent or allow the user to remove the media
*/
void
scsi_prevent(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, u_int8_t action,
u_int8_t sense_len, u_int32_t timeout)
{
struct scsi_prevent *scsi_cmd;
cam_fill_csio(csio,
retries,
cbfcnp,
/*flags*/CAM_DIR_NONE,
tag_action,
/*data_ptr*/NULL,
/*dxfer_len*/0,
sense_len,
sizeof(*scsi_cmd),
timeout);
scsi_cmd = (struct scsi_prevent *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = PREVENT_ALLOW;
scsi_cmd->how = action;
}
/* XXX allow specification of address and PMI bit and LBA */
void
scsi_read_capacity(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action,
struct scsi_read_capacity_data *rcap_buf,
u_int8_t sense_len, u_int32_t timeout)
{
struct scsi_read_capacity *scsi_cmd;
cam_fill_csio(csio,
retries,
cbfcnp,
/*flags*/CAM_DIR_IN,
tag_action,
/*data_ptr*/(u_int8_t *)rcap_buf,
/*dxfer_len*/sizeof(*rcap_buf),
sense_len,
sizeof(*scsi_cmd),
timeout);
scsi_cmd = (struct scsi_read_capacity *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = READ_CAPACITY;
}
void
scsi_report_luns(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, struct scsi_report_luns_data *rpl_buf,
u_int32_t alloc_len, u_int8_t sense_len, u_int32_t timeout)
{
struct scsi_report_luns *scsi_cmd;
cam_fill_csio(csio,
retries,
cbfcnp,
/*flags*/CAM_DIR_IN,
tag_action,
/*data_ptr*/(u_int8_t *)rpl_buf,
/*dxfer_len*/alloc_len,
sense_len,
sizeof(*scsi_cmd),
timeout);
scsi_cmd = (struct scsi_report_luns *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = REPORT_LUNS;
scsi_ulto4b(alloc_len, scsi_cmd->addr);
}
/*
* Syncronize the media to the contents of the cache for
* the given lba/count pair. Specifying 0/0 means sync
* the whole cache.
*/
void
scsi_synchronize_cache(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, u_int32_t begin_lba,
u_int16_t lb_count, u_int8_t sense_len,
u_int32_t timeout)
{
struct scsi_sync_cache *scsi_cmd;
cam_fill_csio(csio,
retries,
cbfcnp,
/*flags*/CAM_DIR_NONE,
tag_action,
/*data_ptr*/NULL,
/*dxfer_len*/0,
sense_len,
sizeof(*scsi_cmd),
timeout);
scsi_cmd = (struct scsi_sync_cache *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = SYNCHRONIZE_CACHE;
scsi_ulto4b(begin_lba, scsi_cmd->begin_lba);
scsi_ulto2b(lb_count, scsi_cmd->lb_count);
}
void
scsi_read_write(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, int readop, u_int8_t byte2,
int minimum_cmd_size, u_int32_t lba, u_int32_t block_count,
u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len,
u_int32_t timeout)
{
u_int8_t cdb_len;
/*
* Use the smallest possible command to perform the operation
* as some legacy hardware does not support the 10 byte commands.
* If any of the bits in byte2 is set, we have to go with a larger
* command.
*/
if ((minimum_cmd_size < 10)
&& ((lba & 0x1fffff) == lba)
&& ((block_count & 0xff) == block_count)
&& (byte2 == 0)) {
/*
* We can fit in a 6 byte cdb.
*/
struct scsi_rw_6 *scsi_cmd;
scsi_cmd = (struct scsi_rw_6 *)&csio->cdb_io.cdb_bytes;
scsi_cmd->opcode = readop ? READ_6 : WRITE_6;
scsi_ulto3b(lba, scsi_cmd->addr);
scsi_cmd->length = block_count & 0xff;
scsi_cmd->control = 0;
cdb_len = sizeof(*scsi_cmd);
CAM_DEBUG(csio->ccb_h.path, CAM_DEBUG_SUBTRACE,
("6byte: %x%x%x:%d:%d\n", scsi_cmd->addr[0],
scsi_cmd->addr[1], scsi_cmd->addr[2],
scsi_cmd->length, dxfer_len));
} else if ((minimum_cmd_size < 12)
&& ((block_count & 0xffff) == block_count)) {
/*
* Need a 10 byte cdb.
*/
struct scsi_rw_10 *scsi_cmd;
scsi_cmd = (struct scsi_rw_10 *)&csio->cdb_io.cdb_bytes;
scsi_cmd->opcode = readop ? READ_10 : WRITE_10;
scsi_cmd->byte2 = byte2;
scsi_ulto4b(lba, scsi_cmd->addr);
scsi_cmd->reserved = 0;
scsi_ulto2b(block_count, scsi_cmd->length);
scsi_cmd->control = 0;
cdb_len = sizeof(*scsi_cmd);
CAM_DEBUG(csio->ccb_h.path, CAM_DEBUG_SUBTRACE,
("10byte: %x%x%x%x:%x%x: %d\n", scsi_cmd->addr[0],
scsi_cmd->addr[1], scsi_cmd->addr[2],
scsi_cmd->addr[3], scsi_cmd->length[0],
scsi_cmd->length[1], dxfer_len));
} else {
/*
* The block count is too big for a 10 byte CDB, use a 12
* byte CDB. READ/WRITE(12) are currently only defined for
* optical devices.
*/
struct scsi_rw_12 *scsi_cmd;
scsi_cmd = (struct scsi_rw_12 *)&csio->cdb_io.cdb_bytes;
scsi_cmd->opcode = readop ? READ_12 : WRITE_12;
scsi_cmd->byte2 = byte2;
scsi_ulto4b(lba, scsi_cmd->addr);
scsi_cmd->reserved = 0;
scsi_ulto4b(block_count, scsi_cmd->length);
scsi_cmd->control = 0;
cdb_len = sizeof(*scsi_cmd);
CAM_DEBUG(csio->ccb_h.path, CAM_DEBUG_SUBTRACE,
("12byte: %x%x%x%x:%x%x%x%x: %d\n", scsi_cmd->addr[0],
scsi_cmd->addr[1], scsi_cmd->addr[2],
scsi_cmd->addr[3], scsi_cmd->length[0],
scsi_cmd->length[1], scsi_cmd->length[2],
scsi_cmd->length[3], dxfer_len));
}
cam_fill_csio(csio,
retries,
cbfcnp,
/*flags*/readop ? CAM_DIR_IN : CAM_DIR_OUT,
tag_action,
data_ptr,
dxfer_len,
sense_len,
cdb_len,
timeout);
}
void
scsi_start_stop(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, int start, int load_eject,
int immediate, u_int8_t sense_len, u_int32_t timeout)
{
struct scsi_start_stop_unit *scsi_cmd;
int extra_flags = 0;
scsi_cmd = (struct scsi_start_stop_unit *)&csio->cdb_io.cdb_bytes;
bzero(scsi_cmd, sizeof(*scsi_cmd));
scsi_cmd->opcode = START_STOP_UNIT;
if (start != 0) {
scsi_cmd->how |= SSS_START;
/* it takes a lot of power to start a drive */
extra_flags |= CAM_HIGH_POWER;
}
if (load_eject != 0)
scsi_cmd->how |= SSS_LOEJ;
if (immediate != 0)
scsi_cmd->byte2 |= SSS_IMMED;
cam_fill_csio(csio,
retries,
cbfcnp,
/*flags*/CAM_DIR_NONE | extra_flags,
tag_action,
/*data_ptr*/NULL,
/*dxfer_len*/0,
sense_len,
sizeof(*scsi_cmd),
timeout);
}
/*
* Try make as good a match as possible with
* available sub drivers
*/
int
scsi_inquiry_match(caddr_t inqbuffer, caddr_t table_entry)
{
struct scsi_inquiry_pattern *entry;
struct scsi_inquiry_data *inq;
entry = (struct scsi_inquiry_pattern *)table_entry;
inq = (struct scsi_inquiry_data *)inqbuffer;
if (((SID_TYPE(inq) == entry->type)
|| (entry->type == T_ANY))
&& (SID_IS_REMOVABLE(inq) ? entry->media_type & SIP_MEDIA_REMOVABLE
: entry->media_type & SIP_MEDIA_FIXED)
&& (cam_strmatch(inq->vendor, entry->vendor, sizeof(inq->vendor)) == 0)
&& (cam_strmatch(inq->product, entry->product,
sizeof(inq->product)) == 0)
&& (cam_strmatch(inq->revision, entry->revision,
sizeof(inq->revision)) == 0)) {
return (0);
}
return (-1);
}
/*
* Try make as good a match as possible with
* available sub drivers
*/
int
scsi_static_inquiry_match(caddr_t inqbuffer, caddr_t table_entry)
{
struct scsi_static_inquiry_pattern *entry;
struct scsi_inquiry_data *inq;
entry = (struct scsi_static_inquiry_pattern *)table_entry;
inq = (struct scsi_inquiry_data *)inqbuffer;
if (((SID_TYPE(inq) == entry->type)
|| (entry->type == T_ANY))
&& (SID_IS_REMOVABLE(inq) ? entry->media_type & SIP_MEDIA_REMOVABLE
: entry->media_type & SIP_MEDIA_FIXED)
&& (cam_strmatch(inq->vendor, entry->vendor, sizeof(inq->vendor)) == 0)
&& (cam_strmatch(inq->product, entry->product,
sizeof(inq->product)) == 0)
&& (cam_strmatch(inq->revision, entry->revision,
sizeof(inq->revision)) == 0)) {
return (0);
}
return (-1);
}
#ifdef _KERNEL
static void
init_scsi_delay(void)
{
int delay;
delay = SCSI_DELAY;
TUNABLE_INT_FETCH("kern.cam.scsi_delay", &delay);
if (set_scsi_delay(delay) != 0) {
printf("cam: invalid value for tunable kern.cam.scsi_delay\n");
set_scsi_delay(SCSI_DELAY);
}
}
SYSINIT(scsi_delay, SI_SUB_TUNABLES, SI_ORDER_ANY, init_scsi_delay, NULL);
static int
sysctl_scsi_delay(SYSCTL_HANDLER_ARGS)
{
int error, delay;
delay = scsi_delay;
error = sysctl_handle_int(oidp, &delay, sizeof(delay), req);
if (error != 0 || req->newptr == NULL)
return (error);
return (set_scsi_delay(delay));
}
SYSCTL_PROC(_kern_cam, OID_AUTO, scsi_delay, CTLTYPE_INT|CTLFLAG_RW,
0, 0, sysctl_scsi_delay, "I",
"Delay to allow devices to settle after a SCSI bus reset (ms)");
static int
set_scsi_delay(int delay)
{
/*
* If someone sets this to 0, we assume that they want the
* minimum allowable bus settle delay.
*/
if (delay == 0) {
printf("cam: using minimum scsi_delay (%dms)\n",
SCSI_MIN_DELAY);
delay = SCSI_MIN_DELAY;
}
if (delay < SCSI_MIN_DELAY)
return (EINVAL);
scsi_delay = delay;
return (0);
}
#endif /* _KERNEL */
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