/*
* scsiata.cpp
*
- * Home page of code is: http://smartmontools.sourceforge.net
+ * Home page of code is: http://www.smartmontools.org
*
- * Copyright (C) 2006-12 Douglas Gilbert <dgilbert@interlog.com>
- * Copyright (C) 2009-13 Christian Franke <smartmontools-support@lists.sourceforge.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * You should have received a copy of the GNU General Public License
- * (for example COPYING); if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * Copyright (C) 2006-15 Douglas Gilbert <dgilbert@interlog.com>
+ * Copyright (C) 2009-18 Christian Franke
*
+ * SPDX-License-Identifier: GPL-2.0-or-later
* The code in this file is based on the SCSI to ATA Translation (SAT)
* draft found at http://www.t10.org . The original draft used for this
* code is sat-r08.pdf which is not too far away from becoming a
* Note that in the latter case, this code does not solve the
* addressing issue (i.e. which SATA disk to address behind the logical
* SCSI (RAID) interface).
- *
+ *
*/
#include <stdio.h>
#include <errno.h>
#include "config.h"
-#include "int64.h"
+
#include "scsicmds.h"
#include "atacmds.h" // ataReadHDIdentity()
#include "knowndrives.h" // lookup_usb_device()
#include "dev_interface.h"
#include "dev_ata_cmd_set.h" // ata_device_with_command_set
#include "dev_tunnelled.h" // tunnelled_device<>
+#include "sg_unaligned.h"
-const char * scsiata_cpp_cvsid = "$Id: scsiata.cpp 3741 2013-01-02 17:06:54Z chrfranke $";
+const char * scsiata_cpp_cvsid = "$Id: scsiata.cpp 4848 2018-12-05 18:30:46Z chrfranke $";
/* This is a slightly stretched SCSI sense "descriptor" format header.
The addition is to allow the 0x70 and 0x71 response codes. The idea
virtual public /*implements*/ scsi_device
{
public:
+ enum sat_scsi_mode {
+ sat_always,
+ sat_auto,
+ scsi_always
+ };
+
sat_device(smart_interface * intf, scsi_device * scsidev,
- const char * req_type, int passthrulen = 0, bool enable_auto = false);
+ const char * req_type, sat_scsi_mode mode = sat_always, int passthrulen = 0);
virtual ~sat_device() throw();
private:
int m_passthrulen;
- bool m_enable_auto;
+ sat_scsi_mode m_mode;
};
sat_device::sat_device(smart_interface * intf, scsi_device * scsidev,
- const char * req_type, int passthrulen /* = 0 */, bool enable_auto /* = false */)
+ const char * req_type, sat_scsi_mode mode /* = sat_always */,
+ int passthrulen /* = 0 */)
: smart_device(intf, scsidev->get_dev_name(),
- (enable_auto ? "sat,auto" : "sat"), req_type),
+ (mode == sat_always ? "sat" : mode == sat_auto ? "sat,auto" : "scsi"), req_type),
tunnelled_device<ata_device, scsi_device>(scsidev),
m_passthrulen(passthrulen),
- m_enable_auto(enable_auto)
+ m_mode(mode)
{
- if (enable_auto)
+ if (mode != sat_always)
hide_ata(); // Start as SCSI, switch to ATA in autodetect_open()
else
hide_scsi(); // ATA always
if (strcmp(scsidev->get_dev_type(), "scsi"))
set_info().dev_type += strprintf("+%s", scsidev->get_dev_type());
- set_info().info_name = strprintf("%s [%sSAT]", scsidev->get_info_name(),
- (enable_auto ? "SCSI/" : ""));
+ set_info().info_name = strprintf("%s [%s]", scsidev->get_info_name(),
+ (mode == sat_always ? "SAT" : mode == sat_auto ? "SCSI/SAT" : "SCSI"));
}
sat_device::~sat_device() throw()
// des[11]: lba_high (7:0)
// des[12]: device
// des[13]: status
+//
+//
+// ATA registers returned via fixed format sense (allowed >= SAT-2)
+// fxs[0]: info_valid (bit 7); response_code (6:0)
+// fxs[1]: (obsolete)
+// fxs[2]: sense_key (3:0) --> recovered error (formerly 'no sense')
+// fxs[3]: information (31:24) --> ATA Error register
+// fxs[4]: information (23:16) --> ATA Status register
+// fxs[5]: information (15:8) --> ATA Device register
+// fxs[6]: information (7:0) --> ATA Count (7:0)
+// fxs[7]: additional sense length [should be >= 10]
+// fxs[8]: command specific info (31:24) --> Extend (7), count_upper_nonzero
+// (6), lba_upper_nonzero(5), log_index (3:0)
+// fxs[9]: command specific info (23:16) --> ATA LBA (7:0)
+// fxs[10]: command specific info (15:8) --> ATA LBA (15:8)
+// fxs[11]: command specific info (7:0) --> ATA LBA (23:16)
+// fxs[12]: additional sense code (asc) --> 0x0
+// fxs[13]: additional sense code qualifier (ascq) --> 0x1d
+// asc,ascq = 0x0,0x1d --> 'ATA pass through information available'
// RETURN VALUES
// -1 if the command failed
// 0 if the command succeeded,
-// STATUS_CHECK routine:
+// STATUS_CHECK routine:
// -1 if the command failed
// 0 if the command succeeded and disk SMART status is "OK"
// 1 if the command succeeded and disk SMART status is "FAILING"
bool sat_device::ata_pass_through(const ata_cmd_in & in, ata_cmd_out & out)
{
- if (!ata_cmd_is_supported(in,
- ata_device::supports_data_out |
- ata_device::supports_output_regs |
- ata_device::supports_multi_sector |
- ata_device::supports_48bit,
- "SAT")
- )
- return false;
+ if (!ata_cmd_is_supported(in,
+ ata_device::supports_data_out |
+ ata_device::supports_output_regs |
+ ata_device::supports_multi_sector |
+ ata_device::supports_48bit,
+ "SAT")
+ )
+ return false;
struct scsi_cmnd_io io_hdr;
struct scsi_sense_disect sinfo;
unsigned char cdb[SAT_ATA_PASSTHROUGH_16LEN];
unsigned char sense[32];
const unsigned char * ardp;
- int status, ard_len, have_sense;
+ int ard_len, have_sense;
int extend = 0;
int ck_cond = 0; /* set to 1 to read register(s) back */
int protocol = 3; /* non-data */
int byte_block = 1; /* 0 -> bytes, 1 -> 512 byte blocks */
int t_length = 0; /* 0 -> no data transferred */
int passthru_size = DEF_SAT_ATA_PASSTHRU_SIZE;
+ bool sense_descriptor = true;
memset(cdb, 0, sizeof(cdb));
memset(sense, 0, sizeof(sense));
have_sense = sg_scsi_normalize_sense(io_hdr.sensep, io_hdr.resp_sense_len,
&ssh);
if (have_sense) {
- /* look for SAT ATA Return Descriptor */
- ardp = sg_scsi_sense_desc_find(io_hdr.sensep,
- io_hdr.resp_sense_len,
- ATA_RETURN_DESCRIPTOR);
- if (ardp) {
- ard_len = ardp[1] + 2;
- if (ard_len < 12)
- ard_len = 12;
- else if (ard_len > 14)
- ard_len = 14;
+ sense_descriptor = ssh.response_code >= 0x72;
+ if (sense_descriptor) {
+ /* look for SAT ATA Return Descriptor */
+ ardp = sg_scsi_sense_desc_find(io_hdr.sensep,
+ io_hdr.resp_sense_len,
+ ATA_RETURN_DESCRIPTOR);
+ if (ardp) {
+ ard_len = ardp[1] + 2;
+ if (ard_len < 12)
+ ard_len = 12;
+ else if (ard_len > 14)
+ ard_len = 14;
+ }
}
scsi_do_sense_disect(&io_hdr, &sinfo);
- status = scsiSimpleSenseFilter(&sinfo);
- if (0 != status) {
+ int status = scsiSimpleSenseFilter(&sinfo);
+
+ // Workaround for bogus sense_key in sense data with SAT ATA Return Descriptor
+ if ( status && ck_cond && ardp && ard_len > 13
+ && (ardp[13] & 0xc1) == 0x40 /* !BSY && DRDY && !ERR */) {
+ if (scsi_debugmode > 0)
+ pout("ATA status (0x%02x) indicates success, ignoring SCSI sense_key\n",
+ ardp[13]);
+ status = 0;
+ }
+
+ if (0 != status) { /* other than no_sense and recovered_error */
if (scsi_debugmode > 0) {
pout("sat_device::ata_pass_through: scsi error: %s\n",
scsiErrString(status));
if (ardp && (scsi_debugmode > 1)) {
pout("Values from ATA Return Descriptor are:\n");
- dStrHex((const char *)ardp, ard_len, 1);
+ dStrHex((const uint8_t *)ardp, ard_len, 1);
}
}
if (t_dir && (t_length > 0) && (in.direction == ata_cmd_in::data_in))
if (ardp) {
if (scsi_debugmode > 1) {
pout("Values from ATA Return Descriptor are:\n");
- dStrHex((const char *)ardp, ard_len, 1);
+ dStrHex((const uint8_t *)ardp, ard_len, 1);
}
// Set output registers
ata_out_regs & lo = out.out_regs;
hi.lba_mid = ardp[ 8];
hi.lba_high = ardp[10];
}
+ } else if ((! sense_descriptor) &&
+ (0 == ssh.asc) &&
+ (SCSI_ASCQ_ATA_PASS_THROUGH == ssh.ascq) &&
+ (0 != io_hdr.sensep[4] /* Some ATA STATUS bit must be set */)) {
+ /* in SAT-2 and later, ATA registers may be passed back via
+ * fixed format sense data [ref: sat3r07 section 12.2.2.7] */
+ ata_out_regs & lo = out.out_regs;
+ lo.error = io_hdr.sensep[ 3];
+ lo.status = io_hdr.sensep[ 4];
+ lo.device = io_hdr.sensep[ 5];
+ lo.sector_count = io_hdr.sensep[ 6];
+ lo.lba_low = io_hdr.sensep[ 9];
+ lo.lba_mid = io_hdr.sensep[10];
+ lo.lba_high = io_hdr.sensep[11];
+ if (in.in_regs.is_48bit_cmd()) {
+ if (0 == (0x60 & io_hdr.sensep[8])) {
+ ata_out_regs & hi = out.out_regs.prev;
+ hi.sector_count = 0;
+ hi.lba_low = 0;
+ hi.lba_mid = 0;
+ hi.lba_high = 0;
+ } else {
+ /* getting the "hi." values when either
+ * count_upper_nonzero or lba_upper_nonzero are set
+ * involves fetching the SCSI ATA PASS-THROUGH
+ * Results log page and decoding the descriptor with
+ * the matching log_index field. Painful. */
+ }
+ }
}
}
- if (ardp == NULL)
- ck_cond = 0; /* not the type of sense data expected */
- }
- if (0 == ck_cond) {
+ } else { /* ck_cond == 0 */
if (have_sense) {
- if ((ssh.response_code >= 0x72) &&
- ((SCSI_SK_NO_SENSE == ssh.sense_key) ||
+ if (((SCSI_SK_NO_SENSE == ssh.sense_key) ||
(SCSI_SK_RECOVERED_ERR == ssh.sense_key)) &&
(0 == ssh.asc) &&
(SCSI_ASCQ_ATA_PASS_THROUGH == ssh.ascq)) {
- if (ardp) {
- if (scsi_debugmode > 0) {
+ if (scsi_debugmode > 0) {
+ if (sense_descriptor && ardp) {
pout("Values from ATA Return Descriptor are:\n");
- dStrHex((const char *)ardp, ard_len, 1);
+ dStrHex((const uint8_t *)ardp, ard_len, 1);
+ } else if (! sense_descriptor) {
+ pout("Values from ATA fixed format sense are:\n");
+ pout(" Error: 0x%x\n", io_hdr.sensep[3]);
+ pout(" Status: 0x%x\n", io_hdr.sensep[4]);
+ pout(" Device: 0x%x\n", io_hdr.sensep[5]);
+ pout(" Count: 0x%x\n", io_hdr.sensep[6]);
}
- return set_err(EIO, "SAT command failed");
}
}
+ return set_err(EIO, "SAT command failed");
}
}
return true;
smart_device * sat_device::autodetect_open()
{
- if (!open() || !m_enable_auto)
+ if (!open() || m_mode != sat_auto)
return this;
scsi_device * scsidev = get_tunnel_dev();
static bool has_sat_pass_through(ata_device * dev, bool packet_interface = false)
{
/* Note: malloc() ensures the read buffer lands on a single
- page. This avoids some bugs seen on LSI controlers under
+ page. This avoids some bugs seen on LSI controllers under
FreeBSD */
char *data = (char *)malloc(512);
ata_cmd_in in;
return 1;
}
-
-// Call scsi_pass_through and check sense.
-// TODO: Provide as member function of class scsi_device (?)
-static bool scsi_pass_through_and_check(scsi_device * scsidev, scsi_cmnd_io * iop,
- const char * msg = "")
-{
- // Provide sense buffer
- unsigned char sense[32] = {0, };
- iop->sensep = sense;
- iop->max_sense_len = sizeof(sense);
- iop->timeout = SCSI_TIMEOUT_DEFAULT;
-
- // Run cmd
- if (!scsidev->scsi_pass_through(iop)) {
- if (scsi_debugmode > 0)
- pout("%sscsi_pass_through() failed, errno=%d [%s]\n",
- msg, scsidev->get_errno(), scsidev->get_errmsg());
- return false;
- }
-
- // Check sense
- scsi_sense_disect sinfo;
- scsi_do_sense_disect(iop, &sinfo);
- int err = scsiSimpleSenseFilter(&sinfo);
- if (err) {
- if (scsi_debugmode > 0)
- pout("%sscsi error: %s\n", msg, scsiErrString(err));
- return scsidev->set_err(EIO, "scsi error %s", scsiErrString(err));
- }
-
- return true;
-}
-
-
/////////////////////////////////////////////////////////////////////////////
namespace sat {
usbcypress_device::usbcypress_device(smart_interface * intf, scsi_device * scsidev,
const char * req_type, unsigned char signature)
-: smart_device(intf, scsidev->get_dev_name(), "sat", req_type),
+: smart_device(intf, scsidev->get_dev_name(), "usbcypress", req_type),
tunnelled_device<ata_device_with_command_set, scsi_device>(scsidev),
m_signature(signature)
{
// if there is a sense the command failed or the
// device doesn't support usbcypress
- if (io_hdr.scsi_status == SCSI_STATUS_CHECK_CONDITION &&
+ if (io_hdr.scsi_status == SCSI_STATUS_CHECK_CONDITION &&
sg_scsi_normalize_sense(io_hdr.sensep, io_hdr.resp_sense_len, NULL)) {
return -1;
}
cdb[2] = (1<<0); /* ask read taskfile */
memset(sense, 0, sizeof(sense));
- /* transfert 8 bytes */
+ /* transfer 8 bytes */
memset(&io_hdr, 0, sizeof(io_hdr));
io_hdr.dxfer_dir = DXFER_FROM_DEVICE;
io_hdr.dxfer_len = ard_len;
}
// if there is a sense the command failed or the
// device doesn't support usbcypress
- if (io_hdr.scsi_status == SCSI_STATUS_CHECK_CONDITION &&
+ if (io_hdr.scsi_status == SCSI_STATUS_CHECK_CONDITION &&
sg_scsi_normalize_sense(io_hdr.sensep, io_hdr.resp_sense_len, NULL)) {
return -1;
}
if (scsi_debugmode > 1) {
pout("Values from ATA Return Descriptor are:\n");
- dStrHex((const char *)ardp, ard_len, 1);
+ dStrHex((const uint8_t *)ardp, ard_len, 1);
}
if (ATA_CHECK_POWER_MODE == ata_command)
pout("Retry without other disc access\n");
pout("Please get assistance from " PACKAGE_HOMEPAGE "\n");
pout("Values from ATA Return Descriptor are:\n");
- dStrHex((const char *)ardp, ard_len, 1);
+ dStrHex((const uint8_t *)ardp, ard_len, 1);
return -1;
}
}
memset(&io_hdr, 0, sizeof(io_hdr));
bool rwbit = true;
- unsigned char smart_status = 0;
+ unsigned char smart_status = 0xff;
bool is_smart_status = ( in.in_regs.command == ATA_SMART_CMD
&& in.in_regs.features == ATA_SMART_STATUS);
cdb[ 0] = 0xdf;
cdb[ 1] = (rwbit ? 0x10 : 0x00);
cdb[ 2] = 0x00;
- cdb[ 3] = (unsigned char)(io_hdr.dxfer_len >> 8);
- cdb[ 4] = (unsigned char)(io_hdr.dxfer_len );
+ sg_put_unaligned_be16(io_hdr.dxfer_len, cdb + 3);
cdb[ 5] = in.in_regs.features;
cdb[ 6] = in.in_regs.sector_count;
cdb[ 7] = in.in_regs.lba_low;
io_hdr.cmnd_len = (!m_prolific ? 12 : 14);
scsi_device * scsidev = get_tunnel_dev();
- if (!scsi_pass_through_and_check(scsidev, &io_hdr,
+ if (!scsidev->scsi_pass_through_and_check(&io_hdr,
"usbjmicron_device::ata_pass_through: "))
return set_err(scsidev->get_err());
if (in.out_needed.is_set()) {
if (is_smart_status) {
+ if (io_hdr.resid == 1)
+ // Some (Prolific) USB bridges do not transfer a status byte
+ return set_err(ENOSYS, "Incomplete response, status byte missing [JMicron]");
+
switch (smart_status) {
- case 0x01: case 0xc2:
+ case 0xc2:
out.out_regs.lba_high = 0xc2;
out.out_regs.lba_mid = 0x4f;
break;
- case 0x00: case 0x2c:
+ case 0x2c:
out.out_regs.lba_high = 0x2c;
out.out_regs.lba_mid = 0xf4;
break;
+ default:
+ // Some (JM20336) USB bridges always return 0x01, regardless of SMART Status
+ return set_err(ENOSYS, "Invalid status byte (0x%02x) [JMicron]", smart_status);
}
}
cdb[ 0] = 0xdf;
cdb[ 1] = 0x10;
cdb[ 2] = 0x00;
- cdb[ 3] = (unsigned char)(size >> 8);
- cdb[ 4] = (unsigned char)(size );
+ sg_put_unaligned_be16(size, cdb + 3);
cdb[ 5] = 0x00;
- cdb[ 6] = (unsigned char)(addr >> 8);
- cdb[ 7] = (unsigned char)(addr );
+ sg_put_unaligned_be16(addr, cdb + 6);
cdb[ 8] = 0x00;
cdb[ 9] = 0x00;
cdb[10] = 0x00;
io_hdr.dxfer_len = size;
io_hdr.dxferp = buf;
io_hdr.cmnd = cdb;
- io_hdr.cmnd_len = sizeof(cdb);
io_hdr.cmnd_len = (!m_prolific ? 12 : 14);
scsi_device * scsidev = get_tunnel_dev();
- if (!scsi_pass_through_and_check(scsidev, &io_hdr,
+ if (!scsidev->scsi_pass_through_and_check(&io_hdr,
"usbjmicron_device::get_registers: "))
return set_err(scsidev->get_err());
}
+/////////////////////////////////////////////////////////////////////////////
+
+/// Prolific USB Bridge support. (PL2773) (Probably works on PL2771 also...)
+
+class usbprolific_device
+: public tunnelled_device<
+ /*implements*/ ata_device,
+ /*by tunnelling through a*/ scsi_device
+ >
+{
+public:
+ usbprolific_device(smart_interface * intf, scsi_device * scsidev,
+ const char * req_type);
+
+ virtual ~usbprolific_device() throw();
+
+ virtual bool ata_pass_through(const ata_cmd_in & in, ata_cmd_out & out);
+};
+
+
+usbprolific_device::usbprolific_device(smart_interface * intf, scsi_device * scsidev,
+ const char * req_type)
+: smart_device(intf, scsidev->get_dev_name(), "usbprolific", req_type),
+ tunnelled_device<ata_device, scsi_device>(scsidev)
+{
+ set_info().info_name = strprintf("%s [USB Prolific]", scsidev->get_info_name());
+}
+
+usbprolific_device::~usbprolific_device() throw()
+{
+}
+
+bool usbprolific_device::ata_pass_through(const ata_cmd_in & in, ata_cmd_out & out)
+{
+ if (!ata_cmd_is_supported(in,
+ ata_device::supports_data_out |
+ ata_device::supports_48bit_hi_null |
+ ata_device::supports_output_regs |
+ ata_device::supports_smart_status,
+ "Prolific" )
+ )
+ return false;
+
+ scsi_cmnd_io io_hdr;
+ memset(&io_hdr, 0, sizeof(io_hdr));
+ unsigned char cmd_rw = 0x10; // Read
+
+ switch (in.direction) {
+ case ata_cmd_in::no_data:
+ io_hdr.dxfer_dir = DXFER_NONE;
+ break;
+ case ata_cmd_in::data_in:
+ io_hdr.dxfer_dir = DXFER_FROM_DEVICE;
+ io_hdr.dxfer_len = in.size;
+ io_hdr.dxferp = (unsigned char *)in.buffer;
+ memset(in.buffer, 0, in.size);
+ break;
+ case ata_cmd_in::data_out:
+ io_hdr.dxfer_dir = DXFER_TO_DEVICE;
+ io_hdr.dxfer_len = in.size;
+ io_hdr.dxferp = (unsigned char *)in.buffer;
+ cmd_rw = 0x0; // Write
+ break;
+ default:
+ return set_err(EINVAL);
+ }
+
+ // Based on reverse engineering of iSmart.exe with API Monitor.
+ // Seen commands:
+ // D0 0 0 0 06 7B 0 0 0 0 0 0 // Read Firmware info?, reads 16 bytes
+ // F4 0 0 0 06 7B // ??
+ // D8 15 0 D8 06 7B 0 0 0 0 1 1 4F C2 A0 B0 // SMART Enable
+ // D8 15 0 D0 06 7B 0 0 2 0 1 1 4F C2 A0 B0 // SMART Read values
+ // D8 15 0 D1 06 7B 0 0 2 0 1 1 4F C2 A0 B0 // SMART Read thresholds
+ // D8 15 0 D4 06 7B 0 0 0 0 0 1 4F C2 A0 B0 // SMART Execute self test
+ // D7 0 0 0 06 7B 0 0 0 0 0 0 0 0 0 0 // Read status registers, Reads 16 bytes of data
+ // Additional DATA OUT support based on document from Prolific
+
+ // Build pass through command
+ unsigned char cdb[16];
+ cdb[ 0] = 0xD8; // Operation Code (D8 = Prolific ATA pass through)
+ cdb[ 1] = cmd_rw|0x5; // Read(0x10)/Write(0x0) | NORMAL(0x5)/PREFIX(0x0)(?)
+ cdb[ 2] = 0x0; // Reserved
+ cdb[ 3] = in.in_regs.features; // Feature register (SMART command)
+ cdb[ 4] = 0x06; // Check Word (VendorID magic, Prolific: 0x067B)
+ cdb[ 5] = 0x7B; // Check Word (VendorID magic, Prolific: 0x067B)
+ sg_put_unaligned_be32(io_hdr.dxfer_len, cdb + 6);
+ cdb[10] = in.in_regs.sector_count; // Sector Count
+ cdb[11] = in.in_regs.lba_low; // LBA Low (7:0)
+ cdb[12] = in.in_regs.lba_mid; // LBA Mid (15:8)
+ cdb[13] = in.in_regs.lba_high; // LBA High (23:16)
+ cdb[14] = in.in_regs.device | 0xA0; // Device/Head
+ cdb[15] = in.in_regs.command; // ATA Command Register (only PIO supported)
+ // Use '-r scsiioctl,1' to print CDB for debug purposes
+
+ io_hdr.cmnd = cdb;
+ io_hdr.cmnd_len = 16;
+
+ scsi_device * scsidev = get_tunnel_dev();
+ if (!scsidev->scsi_pass_through_and_check(&io_hdr,
+ "usbprolific_device::ata_pass_through: "))
+ return set_err(scsidev->get_err());
+
+ if (in.out_needed.is_set()) {
+ // Read ATA output registers
+ unsigned char regbuf[16] = {0, };
+ memset(&io_hdr, 0, sizeof(io_hdr));
+ io_hdr.dxfer_dir = DXFER_FROM_DEVICE;
+ io_hdr.dxfer_len = sizeof(regbuf);
+ io_hdr.dxferp = regbuf;
+
+ memset(cdb, 0, sizeof(cdb));
+ cdb[ 0] = 0xD7; // Prolific read registers
+ cdb[ 4] = 0x06; // Check Word (VendorID magic, Prolific: 0x067B)
+ cdb[ 5] = 0x7B; // Check Word (VendorID magic, Prolific: 0x067B)
+ io_hdr.cmnd = cdb;
+ io_hdr.cmnd_len = sizeof(cdb);
+
+ if (!scsidev->scsi_pass_through_and_check(&io_hdr,
+ "usbprolific_device::scsi_pass_through (get registers): "))
+ return set_err(scsidev->get_err());
+
+ // Use '-r scsiioctl,2' to print input registers for debug purposes
+ // Example: 50 00 00 00 00 01 4f 00 c2 00 a0 da 00 b0 00 50
+ out.out_regs.status = regbuf[0]; // Status
+ out.out_regs.error = regbuf[1]; // Error
+ out.out_regs.sector_count = regbuf[2]; // Sector Count (7:0)
+ out.out_regs.lba_low = regbuf[4]; // LBA Low (7:0)
+ out.out_regs.lba_mid = regbuf[6]; // LBA Mid (7:0)
+ out.out_regs.lba_high = regbuf[8]; // LBA High (7:0)
+ out.out_regs.device = regbuf[10]; // Device/Head
+ // = regbuf[11]; // ATA Feature (7:0)
+ // = regbuf[13]; // ATA Command
+ }
+
+ return true;
+}
+
+
/////////////////////////////////////////////////////////////////////////////
/// SunplusIT USB Bridge support.
io_hdr.cmnd_len = sizeof(cdb);
scsi_device * scsidev = get_tunnel_dev();
- if (!scsi_pass_through_and_check(scsidev, &io_hdr,
+ if (!scsidev->scsi_pass_through_and_check(&io_hdr,
"usbsunplus_device::scsi_pass_through (presetting): "))
return set_err(scsidev->get_err());
}
io_hdr.cmnd_len = sizeof(cdb);
scsi_device * scsidev = get_tunnel_dev();
- if (!scsi_pass_through_and_check(scsidev, &io_hdr,
+ if (!scsidev->scsi_pass_through_and_check(&io_hdr,
"usbsunplus_device::scsi_pass_through: "))
// Returns sense key 0x03 (medium error) on ATA command error
return set_err(scsidev->get_err());
io_hdr.cmnd = cdb;
io_hdr.cmnd_len = sizeof(cdb);
- if (!scsi_pass_through_and_check(scsidev, &io_hdr,
+ if (!scsidev->scsi_pass_through_and_check(&io_hdr,
"usbsunplus_device::scsi_pass_through (get registers): "))
return set_err(scsidev->get_err());
ata_device * smart_interface::get_sat_device(const char * type, scsi_device * scsidev)
{
+ if (!scsidev)
+ throw std::logic_error("smart_interface: get_sat_device() called with scsidev=0");
+
+ // Take temporary ownership of 'scsidev' to delete it on error
+ scsi_device_auto_ptr scsidev_holder(scsidev);
+ ata_device * satdev = 0;
+
if (!strncmp(type, "sat", 3)) {
const char * t = type + 3;
- bool enable_auto = false;
+ sat_device::sat_scsi_mode mode = sat_device::sat_always;
if (!strncmp(t, ",auto", 5)) {
t += 5;
- enable_auto = true;
+ mode = sat_device::sat_auto;
}
int ptlen = 0, n = -1;
if (*t && !(sscanf(t, ",%d%n", &ptlen, &n) == 1 && n == (int)strlen(t)
set_err(EINVAL, "Option '-d sat[,auto][,N]' requires N to be 0, 12 or 16");
return 0;
}
- return new sat_device(this, scsidev, type, ptlen, enable_auto);
+ satdev = new sat_device(this, scsidev, type, mode, ptlen);
+ }
+
+ else if (!strcmp(type, "scsi")) {
+ satdev = new sat_device(this, scsidev, type, sat_device::scsi_always);
}
else if (!strncmp(type, "usbcypress", 10)) {
"an hexadecimal number between 0x0 and 0xff");
return 0;
}
- return new usbcypress_device(this, scsidev, type, signature);
+ satdev = new usbcypress_device(this, scsidev, type, signature);
}
else if (!strncmp(type, "usbjmicron", 10)) {
set_err(EINVAL, "Option '-d usbjmicron[,p][,x],<n>' requires <n> to be 0 or 1");
return 0;
}
- return new usbjmicron_device(this, scsidev, type, prolific, ata_48bit_support, port);
+ satdev = new usbjmicron_device(this, scsidev, type, prolific, ata_48bit_support, port);
+ }
+
+ else if (!strcmp(type, "usbprolific")) {
+ satdev = new usbprolific_device(this, scsidev, type);
}
else if (!strcmp(type, "usbsunplus")) {
- return new usbsunplus_device(this, scsidev, type);
+ satdev = new usbsunplus_device(this, scsidev, type);
}
else {
set_err(EINVAL, "Unknown USB device type '%s'", type);
return 0;
}
+
+ // 'scsidev' is now owned by 'satdev'
+ scsidev_holder.release();
+ return satdev;
}
// Try to detect a SAT device behind a SCSI interface.
return 0;
// SAT ?
- if (inqdata && inqsize >= 36 && !memcmp(inqdata + 8, "ATA ", 8)) { // TODO: Linux-specific?
+ if (inqdata && inqsize >= 36 && !memcmp(inqdata + 8, "ATA ", 8)) {
+ // TODO: Linux-specific? No, all SAT standards say the 'T10 Vendor
+ // Identification' field shall be 'ATA '.
ata_device_auto_ptr atadev( new sat_device(this, scsidev, "") , scsidev);
if (has_sat_pass_through(atadev.get()))
return atadev.release(); // Detected SAT