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legacy/libburn/trunk/libburn/spc.c

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/* -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 8; -*- */
/* scsi primary commands */
#include <unistd.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <string.h>
/* ts A61008 */
/* #include <a ssert.h> */
#include <stdlib.h>
#include "libburn.h"
#include "transport.h"
#include "spc.h"
#include "mmc.h"
#include "sbc.h"
#include "drive.h"
#include "debug.h"
#include "options.h"
#include "libdax_msgs.h"
extern struct libdax_msgs *libdax_messenger;
/* spc command set */
static unsigned char SPC_INQUIRY[] = { 0x12, 0, 0, 0, 255, 0 };
/*static char SPC_TEST[]={0,0,0,0,0,0};*/
static unsigned char SPC_PREVENT[] = { 0x1e, 0, 0, 0, 1, 0 };
static unsigned char SPC_ALLOW[] = { 0x1e, 0, 0, 0, 0, 0 };
static unsigned char SPC_MODE_SENSE[] = { 0x5a, 0, 0, 0, 0, 0, 0, 16, 0, 0 };
static unsigned char SPC_MODE_SELECT[] =
{ 0x55, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
static unsigned char SPC_REQUEST_SENSE[] = { 0x03, 0, 0, 0, 18, 0 };
static unsigned char SPC_TEST_UNIT_READY[] = { 0x00, 0, 0, 0, 0, 0 };
int spc_test_unit_ready_r(struct burn_drive *d, int *key, int *asc, int *ascq)
{
struct command c;
c.retry = 0;
c.oplen = sizeof(SPC_TEST_UNIT_READY);
memcpy(c.opcode, SPC_TEST_UNIT_READY, sizeof(SPC_TEST_UNIT_READY));
c.page = NULL;
c.dir = NO_TRANSFER;
d->issue_command(d, &c);
if (c.error) {
*key= c.sense[2];
*asc= c.sense[12];
*ascq= c.sense[13];
return (c.sense[2] & 0xF) == 0;
}
return 1;
}
int spc_test_unit_ready(struct burn_drive *d)
{
int key,asc,ascq;
return spc_test_unit_ready_r(d, &key, &asc, &ascq);
}
/* ts A70315 */
/** Wait until the drive state becomes clear in or until max_usec elapsed */
int spc_wait_unit_attention(struct burn_drive *d, int max_sec)
{
int i, ret, key, asc, ascq;
for(i=0; i < max_sec; i++) {
ret = spc_test_unit_ready_r(d, &key, &asc, &ascq);
if(ret > 0 || key!=0x2 || asc!=0x4) /* ready or error */
break;
usleep(1000000);
}
if (i < max_sec)
return (ret > 0);
return 0;
}
void spc_request_sense(struct burn_drive *d, struct buffer *buf)
{
struct command c;
c.retry = 0;
c.oplen = sizeof(SPC_REQUEST_SENSE);
memcpy(c.opcode, SPC_REQUEST_SENSE, sizeof(SPC_REQUEST_SENSE));
c.page = buf;
c.page->sectors = 0;
c.page->bytes = 0;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
}
int spc_get_erase_progress(struct burn_drive *d)
{
struct buffer b;
spc_request_sense(d, &b);
return (b.data[16] << 8) | b.data[17];
}
void spc_inquiry(struct burn_drive *d)
{
struct buffer buf;
struct burn_scsi_inquiry_data *id;
struct command c;
memcpy(c.opcode, SPC_INQUIRY, sizeof(SPC_INQUIRY));
c.retry = 1;
c.oplen = sizeof(SPC_INQUIRY);
c.page = &buf;
c.page->bytes = 0;
c.page->sectors = 0;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
id = (struct burn_scsi_inquiry_data *)d->idata;
id->vendor[8] = 0;
id->product[16] = 0;
id->revision[4] = 0;
memcpy(id->vendor, c.page->data + 8, 8);
memcpy(id->product, c.page->data + 16, 16);
memcpy(id->revision, c.page->data + 32, 4);
id->valid = 1;
return;
}
void spc_prevent(struct burn_drive *d)
{
struct command c;
memcpy(c.opcode, SPC_PREVENT, sizeof(SPC_PREVENT));
c.retry = 1;
c.oplen = sizeof(SPC_PREVENT);
c.page = NULL;
c.dir = NO_TRANSFER;
d->issue_command(d, &c);
}
void spc_allow(struct burn_drive *d)
{
struct command c;
memcpy(c.opcode, SPC_ALLOW, sizeof(SPC_ALLOW));
c.retry = 1;
c.oplen = sizeof(SPC_ALLOW);
c.page = NULL;
c.dir = NO_TRANSFER;
d->issue_command(d, &c);
}
void spc_sense_caps(struct burn_drive *d)
{
struct buffer buf;
struct scsi_mode_data *m;
int size, page_length, num_write_speeds = 0, i, speed, ret;
unsigned char *page;
struct command c;
struct burn_speed_descriptor *sd;
/* ts A61225 : 1 = report about post-MMC-1 speed descriptors */
static int speed_debug = 0;
memset(&buf, 0, sizeof(buf));
memcpy(c.opcode, SPC_MODE_SENSE, sizeof(SPC_MODE_SENSE));
c.retry = 1;
c.oplen = sizeof(SPC_MODE_SENSE);
c.opcode[2] = 0x2A;
c.page = &buf;
c.page->bytes = 0;
c.page->sectors = 0;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
if (c.error)
memset(&buf, 0, sizeof(buf));
size = c.page->data[0] * 256 + c.page->data[1];
m = d->mdata;
page = c.page->data + 8;
/* ts A61225 :
Although MODE SENSE indeed belongs to SPC, the returned code page
2Ah is part of MMC-1 to MMC-3. In MMC-1 5.2.3.4. it has 22 bytes,
in MMC-3 6.3.11 there are at least 28 bytes plus a variable length
set of speed descriptors. In MMC-5 E.11 it is declared "legacy".
*/
page_length = page[1];
m->valid = 0;
burn_mdata_free_subs(m);
m->buffer_size = page[12] * 256 + page[13];
m->dvdram_read = page[2] & 32;
m->dvdram_write = page[3] & 32;
m->dvdr_read = page[2] & 16;
m->dvdr_write = page[3] & 16;
m->dvdrom_read = page[2] & 8;
m->simulate = page[3] & 4;
m->cdrw_read = page[2] & 2;
m->cdrw_write = page[3] & 2;
m->cdr_read = page[2] & 1;
m->cdr_write = page[3] & 1;
m->c2_pointers = page[5] & 16;
m->underrun_proof = page[4] & 128;
/* ts A61021 : these fields are marked obsolete in MMC 3 */
m->max_read_speed = page[8] * 256 + page[9];
m->cur_read_speed = page[14] * 256 + page[15];
m->max_write_speed = page[18] * 256 + page[19];
m->cur_write_speed = page[20] * 256 + page[21];
/* ts A61021 : New field to be set by atip (or following MMC-3 info) */
m->min_write_speed = m->max_write_speed;
/* ts A61225 : for ACh GET PERFORMANCE, Type 03h */
m->min_end_lba = 0x7fffffff;
m->max_end_lba = 0;
m->valid = 1;
mmc_get_configuration(d);
/* ts A61225 : end of MMC-1 , begin of MMC-3 */
if (page_length < 32) /* no write speed descriptors ? */
goto try_mmc_get_performance;
m->cur_write_speed = page[28] * 256 + page[29];
if (speed_debug)
fprintf(stderr, "LIBBURN_DEBUG: cur_write_speed = %d\n",
m->cur_write_speed);
num_write_speeds = page[30] * 256 + page[31];
m->max_write_speed = m->min_write_speed = m->cur_write_speed;
if (32 + 4 * num_write_speeds > page_length + 2) {
char msg[161];
sprintf(msg, "Malformed capabilities page 2Ah received (len=%d, #speeds=%d)", page_length, num_write_speeds);
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002013c,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
msg, 0, 0);
return;
}
for (i = 0; i < num_write_speeds; i++) {
speed = page[32 + 4*i + 2] * 256 + page[32 + 4*i + 3];
if (speed_debug)
fprintf(stderr,
"LIBBURN_DEBUG: write speed #%d = %d kB/s (rc %d)\n",
i, speed, page[32 + 4*i +1] & 7);
/* ts A61226 */
ret = burn_speed_descriptor_new(&(d->mdata->speed_descriptors),
NULL, d->mdata->speed_descriptors, 0);
if (ret > 0) {
sd = d->mdata->speed_descriptors;
sd->source = 1;
if (d->current_profile > 0) {
sd->profile_loaded = d->current_profile;
strcpy(sd->profile_name,
d->current_profile_text);
}
sd->wrc = (( page[32 + 4*i +1] & 7 ) == 1 );
sd->write_speed = speed;
}
if (speed > m->max_write_speed)
m->max_write_speed = speed;
if (speed < m->min_write_speed)
m->min_write_speed = speed;
}
if (speed_debug)
fprintf(stderr,
"LIBBURN_DEBUG: 5Ah,2Ah min_write_speed = %d , max_write_speed = %d\n",
m->min_write_speed, m->max_write_speed);
try_mmc_get_performance:;
ret = mmc_get_write_performance(d);
if (ret > 0 && speed_debug)
fprintf(stderr,
"LIBBURN_DEBUG: ACh min_write_speed = %d , max_write_speed = %d\n",
m->min_write_speed, m->max_write_speed);
}
void spc_sense_error_params(struct burn_drive *d)
{
struct buffer buf;
struct scsi_mode_data *m;
int size;
unsigned char *page;
struct command c;
memcpy(c.opcode, SPC_MODE_SENSE, sizeof(SPC_MODE_SENSE));
c.retry = 1;
c.oplen = sizeof(SPC_MODE_SENSE);
c.opcode[2] = 0x01;
c.page = &buf;
c.page->bytes = 0;
c.page->sectors = 0;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
size = c.page->data[0] * 256 + c.page->data[1];
m = d->mdata;
page = c.page->data + 8;
d->params.retries = page[3];
m->retry_page_length = page[1];
m->retry_page_valid = 1;
}
void spc_select_error_params(struct burn_drive *d,
const struct burn_read_opts *o)
{
struct buffer buf;
struct command c;
memcpy(c.opcode, SPC_MODE_SELECT, sizeof(SPC_MODE_SELECT));
c.retry = 1;
c.oplen = sizeof(SPC_MODE_SELECT);
c.opcode[8] = 8 + 2 + d->mdata->retry_page_length;
c.page = &buf;
c.page->bytes = 0;
c.page->sectors = 0;
/* ts A61007 : moved up to only caller burn_disc_read() */
/* a ssert(d->mdata->valid); */
memset(c.page->data, 0, 8 + 2 + d->mdata->retry_page_length);
c.page->bytes = 8 + 2 + d->mdata->retry_page_length;
c.page->data[8] = 1;
c.page->data[9] = d->mdata->retry_page_length;
if (o->transfer_damaged_blocks)
c.page->data[10] |= 32;
if (o->report_recovered_errors)
c.page->data[10] |= 4;
if (!o->hardware_error_recovery)
c.page->data[10] |= 1;
/*burn_print(1, "error parameter 0x%x\n", c->page->data[10]);*/
c.page->data[11] = d->params.retries;
c.dir = TO_DRIVE;
d->issue_command(d, &c);
}
void spc_sense_write_params(struct burn_drive *d)
{
struct buffer buf;
struct scsi_mode_data *m;
int size, dummy;
unsigned char *page;
struct command c;
/* ts A61007 : Done in soft at only caller burn_drive_grab() */
/* a ssert(d->mdata->cdr_write || d->mdata->cdrw_write ||
d->mdata->dvdr_write || d->mdata->dvdram_write); */
memcpy(c.opcode, SPC_MODE_SENSE, sizeof(SPC_MODE_SENSE));
c.retry = 1;
c.oplen = sizeof(SPC_MODE_SENSE);
c.opcode[2] = 0x05;
c.page = &buf;
c.page->bytes = 0;
c.page->sectors = 0;
c.dir = FROM_DRIVE;
d->issue_command(d, &c);
size = c.page->data[0] * 256 + c.page->data[1];
m = d->mdata;
page = c.page->data + 8;
burn_print(1, "write page length 0x%x\n", page[1]);
m->write_page_length = page[1];
m->write_page_valid = 1;
mmc_read_disc_info(d);
/* ts A70212 : try to setup d->media_capacity_remaining */
if (d->current_profile == 0x1a || d->current_profile == 0x13 ||
d->current_profile == 0x12)
d->read_format_capacities(d, -1);
else if (d->status == BURN_DISC_BLANK ||
(d->current_is_cd_profile && d->status == BURN_DISC_APPENDABLE)) {
d->get_nwa(d, -1, &dummy, &dummy);
}
/* others are hopefully up to date from mmc_read_disc_info() */
/*
fprintf(stderr, "LIBBURN_DEBUG: media_capacity_remaining = %.f\n",
(double) d->media_capacity_remaining);
*/
}
/* remark ts A61104 :
Although command MODE SELECT is SPC, the content of the
Write Parameters Mode Page (05h) is MMC (Table 108 in MMC-1).
Thus the filling of the mode page is done by mmc_compose_mode_page_5().
*/
void spc_select_write_params(struct burn_drive *d,
const struct burn_write_opts *o)
{
struct buffer buf;
struct command c;
/* ts A61007 : All current callers are safe. */
/* a ssert(o->drive == d); */
/* <<< A61030
fprintf(stderr,"libburn_debug: write_type=%d multi=%d control=%d\n",
o->write_type,o->multi,o->control);
fprintf(stderr,"libburn_debug: block_type=%d spc_block_type=%d\n",
o->block_type,spc_block_type(o->block_type));
*/
memcpy(c.opcode, SPC_MODE_SELECT, sizeof(SPC_MODE_SELECT));
c.retry = 1;
c.oplen = sizeof(SPC_MODE_SELECT);
c.opcode[8] = 8 + 2 + d->mdata->write_page_length;
c.page = &buf;
c.page->bytes = 0;
c.page->sectors = 0;
/* ts A61007 : moved up to burn_disc_write() */
/* a ssert(d->mdata->valid); */
memset(c.page->data, 0, 8 + 2 + d->mdata->write_page_length);
c.page->bytes = 8 + 2 + d->mdata->write_page_length;
burn_print(12, "using write page length %d (valid %d)\n",
d->mdata->write_page_length, d->mdata->write_page_valid);
/* ts A61229 */
if (mmc_compose_mode_page_5(d, o, c.page->data + 8) <= 0)
return;
c.dir = TO_DRIVE;
d->issue_command(d, &c);
}
void spc_getcaps(struct burn_drive *d)
{
spc_inquiry(d);
spc_sense_caps(d);
spc_sense_error_params(d);
}
/*
don't check totally stupid modes (raw/raw0)
some drives say they're ok, and they're not.
*/
void spc_probe_write_modes(struct burn_drive *d)
{
struct buffer buf;
int try_write_type = 1;
int try_block_type = 0;
int key, asc, ascq, useable_write_type = -1, useable_block_type = -1;
int last_try = 0;
struct command c;
/* ts A70213 : added pseudo try_write_type 4 to set a suitable mode */
while (try_write_type != 5) {
burn_print(9, "trying %d, %d\n", try_write_type,
try_block_type);
/* ts A70213 */
if (try_write_type == 4) {
/* Pseudo write type NONE . Set a useable write mode */
if (useable_write_type == -1)
break;
try_write_type = useable_write_type;
try_block_type = useable_block_type;
last_try= 1;
}
memcpy(c.opcode, SPC_MODE_SELECT, sizeof(SPC_MODE_SELECT));
c.retry = 1;
c.oplen = sizeof(SPC_MODE_SELECT);
c.opcode[8] = 8 + 2 + 0x32;
c.page = &buf;
memset(c.page->data, 0, 8 + 2 + 0x32);
c.page->bytes = 8 + 2 + 0x32;
c.page->data[8] = 5;
c.page->data[9] = 0x32;
c.page->data[10] = try_write_type;
if (try_block_type > 4)
c.page->data[11] = 4;
else
c.page->data[11] = 0;
c.page->data[12] = try_block_type;
c.page->data[23] = 150;
c.dir = TO_DRIVE;
d->silent_on_scsi_error = 1;
d->issue_command(d, &c);
d->silent_on_scsi_error = 0;
if (last_try)
break;
key = c.sense[2];
asc = c.sense[12];
ascq = c.sense[13];
if (key)
burn_print(7, "%d not supported\n", try_block_type);
else {
burn_print(7, "%d:%d SUPPORTED MODE!\n",
try_write_type, try_block_type);
if (try_write_type == 2) /* sao */
d->block_types[try_write_type] =
BURN_BLOCK_SAO;
else
d->block_types[try_write_type] |=
1 << try_block_type;
/* ts A70213 */
if ((useable_write_type < 0 && try_write_type > 0) ||
(try_write_type == 1 && try_block_type == 8)) {
/* Packet is not supported yet.
Prefer TAO MODE_1. */
useable_write_type = try_write_type;
useable_block_type = try_block_type;
}
}
switch (try_block_type) {
case 0:
case 1:
case 2:
try_block_type++;
break;
case 3:
try_block_type = 8;
break;
case 8:
case 9:
case 10:
case 11:
case 12:
try_block_type++;
break;
case 13:
try_block_type = 0;
try_write_type++;
break;
default:
return;
}
}
}
/* ( ts A61229 : shouldn't this go to mmc.c too ?) */
/** @return -1 = error */
int spc_block_type(enum burn_block_types b)
{
switch (b) {
case BURN_BLOCK_SAO:
return 0; /* ignored bitz */
case BURN_BLOCK_RAW0:
return 0;
case BURN_BLOCK_RAW16:
return 1;
case BURN_BLOCK_RAW96P:
return 2;
case BURN_BLOCK_RAW96R:
return 3;
case BURN_BLOCK_MODE1:
return 8;
case BURN_BLOCK_MODE2R:
return 9;
case BURN_BLOCK_MODE2_PATHETIC:
return 10;
case BURN_BLOCK_MODE2_LAME:
return 11;
case BURN_BLOCK_MODE2_OBSCURE:
return 12;
case BURN_BLOCK_MODE2_OK:
return 13;
default:
return -1;
}
/* ts A61007 : already prevented in burn_write_opts_set_write_type() */
/* a ssert(0); */;
}
/* ts A61021 : the spc specific part of sg.c:enumerate_common()
*/
int spc_setup_drive(struct burn_drive *d)
{
d->getcaps = spc_getcaps;
d->lock = spc_prevent;
d->unlock = spc_allow;
d->read_disc_info = spc_sense_write_params;
d->get_erase_progress = spc_get_erase_progress;
d->test_unit_ready = spc_test_unit_ready;
d->probe_write_modes = spc_probe_write_modes;
d->send_parameters = spc_select_error_params;
d->send_write_parameters = spc_select_write_params;
return 1;
}
/* ts A61021 : the general SCSI specific part of sg.c:enumerate_common()
@param flag Bitfiled for control purposes
bit0= do not setup spc/sbc/mmc
*/
int burn_scsi_setup_drive(struct burn_drive *d, int bus_no, int host_no,
int channel_no, int target_no, int lun_no, int flag)
{
int ret;
/* ts A60923 */
d->bus_no = bus_no;
d->host = host_no;
d->id = target_no;
d->channel = channel_no;
d->lun = lun_no;
/* ts A61106 */
d->silent_on_scsi_error = 0;
d->idata = malloc(sizeof(struct burn_scsi_inquiry_data));
d->idata->valid = 0;
d->mdata = malloc(sizeof(struct scsi_mode_data));
d->mdata->valid = 0;
d->mdata->speed_descriptors = NULL;
/* ts A61007 : obsolete Assert in drive_getcaps() */
if(d->idata == NULL || d->mdata == NULL) {
libdax_msgs_submit(libdax_messenger, -1, 0x00020108,
LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
"Could not allocate new drive object", 0, 0);
return -1;
}
if(!(flag & 1)) {
ret = spc_setup_drive(d);
if (ret<=0)
return ret;
ret = sbc_setup_drive(d);
if (ret<=0)
return ret;
ret = mmc_setup_drive(d);
if (ret<=0)
return ret;
}
return 1;
}
/* ts A61122 */
enum response scsi_error_msg(struct burn_drive *d, unsigned char *sense,
int senselen, char msg[161],
int *key, int *asc, int *ascq)
{
*key= *asc= *ascq= -1;
if (senselen<=0 || senselen>2)
*key = sense[2];
if (senselen<=0 || senselen>12)
*asc = sense[12];
if (senselen<=0 || senselen>13)
*ascq = sense[13];
burn_print(12, "CONDITION: 0x%x 0x%x 0x%x on %s %s\n",
*key, *asc, *ascq, d->idata->vendor, d->idata->product);
switch (*asc) {
case 0:
sprintf(msg, "(no error reported by SCSI transaction)");
return RETRY;
case 2:
sprintf(msg, "not ready");
return RETRY;
case 4:
sprintf(msg,
"logical unit is in the process of becoming ready");
return RETRY;
case 0x20:
if (*key == 5)
sprintf(msg, "bad opcode");
return FAIL;
case 0x21:
sprintf(msg, "invalid address");
return FAIL;
case 0x24:
if (*key == 5)
sprintf(msg, "invalid field in cdb");
else
break;
return FAIL;
case 0x26:
if (*key == 5 )
sprintf(msg, "invalid field in parameter list" );
return FAIL;
case 0x28:
if (*key == 6)
sprintf(msg, "Medium may have changed");
else
break;
return RETRY;
case 0x3A:
sprintf(msg, "Medium not present");
d->status = BURN_DISC_EMPTY;
return FAIL;
}
sprintf(msg,
"Failure. See mmc3r10g.pdf: Sense Key %X ASC %2.2X ASCQ %2.2X",
*key, *asc, *ascq);
return FAIL;
}
/* ts A61115 moved from sg-*.c */
/* ts A61122 made it frontend to scsi_error_msg() */
enum response scsi_error(struct burn_drive *d, unsigned char *sense,
int senselen)
{
int key, asc, ascq;
char msg[160];
enum response resp;
resp = scsi_error_msg(d, sense, senselen, msg, &key, &asc, &ascq);
if (asc == 0 || asc == 0x3A)
burn_print(12, "%s\n", msg);
else
burn_print(1, "%s\n", msg);
return resp;
}
/* ts A61030 - A61115 */
/* @param flag bit0=do report conditions which are considered not an error */
int scsi_notify_error(struct burn_drive *d, struct command *c,
unsigned char *sense, int senselen, int flag)
{
int key= -1, asc= -1, ascq= -1, ret;
char msg[320],scsi_msg[160];
if (d->silent_on_scsi_error)
return 1;
strcpy(scsi_msg, " \"");
scsi_error_msg(d, sense, senselen, scsi_msg + strlen(scsi_msg),
&key, &asc, &ascq);
strcat(scsi_msg, "\"");
if(!(flag & 1)) {
/* SPC : TEST UNIT READY command */
if (c->opcode[0] == 0)
return 1;
/* MMC : READ DISC INFORMATION command */
if (c->opcode[0] == 0x51)
if (key == 0x2 && asc == 0x3A &&
ascq>=0 && ascq <= 0x02) /* MEDIUM NOT PRESENT */
return 1;
}
sprintf(msg,"SCSI error condition on command %2.2Xh :", c->opcode[0]);
if (key>=0)
sprintf(msg+strlen(msg), " key=%Xh", key);
if (asc>=0)
sprintf(msg+strlen(msg), " asc=%2.2Xh", asc);
if (ascq>=0)
sprintf(msg+strlen(msg), " ascq=%2.2Xh", ascq);
ret = libdax_msgs_submit(libdax_messenger, d->global_index, 0x0002010f,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_HIGH, msg,0,0);
if (ret < 0)
return ret;
ret = libdax_msgs_submit(libdax_messenger, d->global_index, 0x0002010f,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_HIGH,
scsi_msg,0,0);
return ret;
}
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