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| Current File : //sys/dev/isci/scil/sati_inquiry.c |
/*-
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* BSD LICENSE
*
* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
* OWNER 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/sys/dev/isci/scil/sati_inquiry.c 235494 2012-05-16 00:10:42Z jimharris $");
/**
* @file
*
* @brief This file contains the method implementations required to
* translate the SCSI inquiry command.
* The following (VPD) pages are currently supported:
* - Standard
* - Supported Pages
* - Unit Serial Number
* - Device Identification
*/
#if !defined(DISABLE_SATI_INQUIRY)
#include <dev/isci/scil/sati_inquiry.h>
#include <dev/isci/scil/sati_callbacks.h>
#include <dev/isci/scil/sati_util.h>
#include <dev/isci/scil/intel_ata.h>
#include <dev/isci/scil/intel_scsi.h>
//******************************************************************************
//* P R I V A T E M E T H O D S
//******************************************************************************
/**
* @brief This method builds the SCSI data associated with the SATI product
* revision that is commonly used on the Standard inquiry response and
* the ATA information page.
*
* @param[in] sequence This parameter specifies the translator sequence
* object to be utilized during data translation.
* @param[in] ata_input_data This parameter specifies ata data received from
* the remote device.
* @param[out] scsi_io This parameter specifies the user IO request for
* which to construct the standard inquiry data.
*
* @return none
*/
static
void sati_inquiry_construct_product_revision(
SATI_TRANSLATOR_SEQUENCE_T * sequence,
void * ata_input_data,
void * scsi_io
)
{
ATA_IDENTIFY_DEVICE_DATA_T * identify = (ATA_IDENTIFY_DEVICE_DATA_T*)
ata_input_data;
// Fill in the product revision level field.
// Per SAT, copy portions of the firmware revision that is not filled
// with spaces. Some devices left-align their firmware rev ID, while
// others right-align.
if ( (identify->firmware_revision[4] == 0x20)
&& (identify->firmware_revision[5] == 0x20)
&& (identify->firmware_revision[6] == 0x20)
&& (identify->firmware_revision[7] == 0x20) )
{
sati_ata_identify_device_copy_data(
sequence,
scsi_io,
32,
ata_input_data,
ATA_IDENTIFY_DEVICE_GET_OFFSET(firmware_revision),
4,
TRUE
);
}
else
{
// Since the last 4 bytes of the firmware revision are not spaces,
// utilize these bytes as the firmware revision in the inquiry data.
sati_ata_identify_device_copy_data(
sequence,
scsi_io,
32,
ata_input_data,
ATA_IDENTIFY_DEVICE_GET_OFFSET(firmware_revision)+4,
4,
TRUE
);
}
}
//******************************************************************************
//* P U B L I C M E T H O D S
//******************************************************************************
/**
* @brief This method builds the SCSI data associated with a SCSI standard
* inquiry request.
*
* @param[in] sequence This parameter specifies the translator sequence
* object to be utilized during data translation.
* @param[in] ata_input_data This parameter specifies ata data received from
* the remote device.
* @param[out] scsi_io This parameter specifies the user IO request for
* which to construct the standard inquiry data.
*
* @return none
*/
void sati_inquiry_standard_translate_data(
SATI_TRANSLATOR_SEQUENCE_T * sequence,
void * ata_input_data,
void * scsi_io
)
{
ATA_IDENTIFY_DEVICE_DATA_T * identify = (ATA_IDENTIFY_DEVICE_DATA_T*)
ata_input_data;
U32 index;
// Device type is disk, attached to this lun.
sati_set_data_byte(sequence, scsi_io, 0, 0x00);
// If the device indicates it's a removable media device, then set the
// RMB bit
if (identify->general_config_bits & ATA_IDENTIFY_REMOVABLE_MEDIA_ENABLE)
sati_set_data_byte(sequence, scsi_io, 1, 0x80);
else
sati_set_data_byte(sequence, scsi_io, 1, 0x00);
sati_set_data_byte(sequence, scsi_io, 2, 0x05); // Indicate SPC-3 support
sati_set_data_byte(sequence, scsi_io, 3, 0x02); // Response Format SPC-3
sati_set_data_byte(sequence, scsi_io, 4, 62); // 62 Additional Data Bytes.
// n-4 per the spec, we end at
// byte 66, so 66-4.
sati_set_data_byte(sequence, scsi_io, 5, 0x00);
sati_set_data_byte(sequence, scsi_io, 6, 0x00);
sati_set_data_byte(sequence, scsi_io, 7, 0x02); // Enable Cmd Queueing
// The Vender identification field is set to "ATA "
sati_set_data_byte(sequence, scsi_io, 8, 0x41);
sati_set_data_byte(sequence, scsi_io, 9, 0x54);
sati_set_data_byte(sequence, scsi_io, 10, 0x41);
sati_set_data_byte(sequence, scsi_io, 11, 0x20);
sati_set_data_byte(sequence, scsi_io, 12, 0x20);
sati_set_data_byte(sequence, scsi_io, 13, 0x20);
sati_set_data_byte(sequence, scsi_io, 14, 0x20);
sati_set_data_byte(sequence, scsi_io, 15, 0x20);
// Fill in the product ID field.
sati_ata_identify_device_copy_data(
sequence,
scsi_io,
16,
ata_input_data,
ATA_IDENTIFY_DEVICE_GET_OFFSET(model_number),
16,
TRUE
);
sati_inquiry_construct_product_revision(
sequence,
ata_input_data,
scsi_io
);
// Set the remaining fields up to the version descriptors to 0.
for (index = 36; index < 58; index++)
sati_set_data_byte(sequence, scsi_io, index, 0);
// Add version descriptors for the various protocols in play.
// SAM-4
sati_set_data_byte(sequence, scsi_io, 58, 0);
sati_set_data_byte(sequence, scsi_io, 59, 0x80);
// SAS-2
sati_set_data_byte(sequence, scsi_io, 60, 0x0C);
sati_set_data_byte(sequence, scsi_io, 61, 0x20);
// SPC-4
sati_set_data_byte(sequence, scsi_io, 62, 0x04);
sati_set_data_byte(sequence, scsi_io, 63, 0x60);
// SBC-3
sati_set_data_byte(sequence, scsi_io, 64, 0x04);
sati_set_data_byte(sequence, scsi_io, 65, 0xC0);
// ATA/ATAPI-8 ACS
sati_set_data_byte(sequence, scsi_io, 66, 0x16);
sati_set_data_byte(sequence, scsi_io, 67, 0x23);
}
/**
* @brief This method builds the SCSI data associated with an SCSI inquiry
* for the supported VPD pages page.
*
* @param[in] sequence This parameter specifies the translator sequence
* object to be utilized during data translation.
* @param[out] scsi_io This parameter specifies the user IO request for
* which to construct the supported VPD page information.
*
* @return none
*/
static
void sati_inquiry_supported_pages_translate_data(
SATI_TRANSLATOR_SEQUENCE_T * sequence,
void * scsi_io
)
{
// Formulate the SCSI output data for the caller.
sati_set_data_byte(sequence, scsi_io, 0, 0); // Qualifier and Device Type
sati_set_data_byte(sequence, scsi_io, 1, SCSI_INQUIRY_SUPPORTED_PAGES_PAGE);
sati_set_data_byte(sequence, scsi_io, 2, 0); // Reserved.
sati_set_data_byte(sequence, scsi_io, 3, 4); // # VPD pages supported
sati_set_data_byte(sequence, scsi_io, 4, SCSI_INQUIRY_SUPPORTED_PAGES_PAGE);
sati_set_data_byte(sequence, scsi_io, 5, SCSI_INQUIRY_UNIT_SERIAL_NUM_PAGE);
sati_set_data_byte(sequence, scsi_io, 6, SCSI_INQUIRY_DEVICE_ID_PAGE);
sati_set_data_byte(sequence, scsi_io, 7, SCSI_INQUIRY_ATA_INFORMATION_PAGE);
sati_set_data_byte(sequence, scsi_io, 8, SCSI_INQUIRY_BLOCK_DEVICE_PAGE);
sati_set_data_byte(sequence, scsi_io, 9, 0); // End of the list
}
/**
* @brief This method builds the SCSI data associated with a request for
* the unit serial number vital product data (VPD) page.
*
* @param[in] sequence This parameter specifies the translator sequence
* object to be utilized during data translation.
* @param[in] ata_input_data This parameter specifies ata data received from
* the remote device.
* @param[out] scsi_io This parameter specifies the user IO request for
* which to construct the unit serial number data.
*
* @return none
*/
void sati_inquiry_serial_number_translate_data(
SATI_TRANSLATOR_SEQUENCE_T * sequence,
void * ata_input_data,
void * scsi_io
)
{
// Peripheral qualifier (0x0, currently connected)
// Peripheral device type (0x0 direct-access block device)
sati_set_data_byte(sequence, scsi_io, 0, 0x00);
sati_set_data_byte(sequence, scsi_io, 1, SCSI_INQUIRY_UNIT_SERIAL_NUM_PAGE);
sati_set_data_byte(sequence, scsi_io, 2, 0x00); // Reserved
sati_set_data_byte(sequence, scsi_io, 3, ATA_IDENTIFY_SERIAL_NUMBER_LEN);
sati_ata_identify_device_copy_data(
sequence,
scsi_io,
4,
ata_input_data,
ATA_IDENTIFY_DEVICE_GET_OFFSET(serial_number),
ATA_IDENTIFY_SERIAL_NUMBER_LEN,
TRUE
);
}
/**
* @brief This method builds the SCSI data associated with a request for
* the Block Device Characteristics vital product data (VPD) page.
*
* @param[in] sequence This parameter specifies the translator sequence
* object to be utilized during data translation.
* @param[in] ata_input_data This parameter specifies ata data received from
* the remote device.
* @param[out] scsi_io This parameter specifies the user IO request for
* which to construct the unit serial number data.
*
* @return none
*/
void sati_inquiry_block_device_translate_data(
SATI_TRANSLATOR_SEQUENCE_T * sequence,
void * ata_input_data,
void * scsi_io
)
{
ATA_IDENTIFY_DEVICE_DATA_T * identify = (ATA_IDENTIFY_DEVICE_DATA_T*)
ata_input_data;
U32 offset;
// Peripheral qualifier (0x0, currently connected)
// Peripheral device type (0x0 direct-access block device)
sati_set_data_byte(sequence, scsi_io, 0, 0x00);
sati_set_data_byte(sequence, scsi_io, 1, SCSI_INQUIRY_BLOCK_DEVICE_PAGE);
//PAGE LENGTH 0x003C
sati_set_data_byte(sequence, scsi_io, 2, 0x00);
sati_set_data_byte(sequence, scsi_io, 3, SCSI_INQUIRY_BLOCK_DEVICE_LENGTH);
sati_ata_identify_device_copy_data(
sequence,
scsi_io,
4,
ata_input_data,
ATA_IDENTIFY_DEVICE_GET_OFFSET(nominal_media_rotation_rate),
2,
FALSE
);
sati_set_data_byte(sequence, scsi_io, 6, 0x00);
sati_set_data_byte(
sequence,
scsi_io,
7,
(identify->device_nominal_form_factor & 0x0F) // only need bits 0-3
);
//bytes 8-63 are reserved
for(offset = 8; offset < 64; offset++)
{
sati_set_data_byte(sequence, scsi_io, offset, 0x00);
}
}
/**
* @brief This method builds the SCSI data associated with a request for
* the device identification vital product data (VPD) page.
*
* @param[in] sequence This parameter specifies the translator sequence
* object to be utilized during data translation.
* @param[in] ata_input_data This parameter specifies ata data received from
* the remote device.
* @param[out] scsi_io This parameter specifies the user IO request for
* which to construct the device ID page.
*
* @return none
*/
void sati_inquiry_device_id_translate_data(
SATI_TRANSLATOR_SEQUENCE_T * sequence,
void * ata_input_data,
void * scsi_io
)
{
ATA_IDENTIFY_DEVICE_DATA_T * identify = (ATA_IDENTIFY_DEVICE_DATA_T*)
ata_input_data;
U16 byte_offset = 4;
U16 page_length;
// Peripheral qualifier (0x0, currently connected)
// Peripheral device type (0x0 direct-access block device)
sati_set_data_byte(sequence, scsi_io, 0, 0x00);
sati_set_data_byte(sequence, scsi_io, 1, SCSI_INQUIRY_DEVICE_ID_PAGE);
/**
* If World Wide Names are supported by this target, then build an
* identification descriptor using the WWN.
*/
if (identify->command_set_supported_extention
& ATA_IDENTIFY_COMMAND_SET_WWN_SUPPORT_ENABLE)
{
sati_set_data_byte(sequence,
scsi_io, 4, SCSI_FC_PROTOCOL_IDENTIFIER | SCSI_BINARY_CODE_SET
);
sati_set_data_byte(sequence,
scsi_io, 5, SCSI_LUN_ASSOCIATION | SCSI_NAA_IDENTIFIER_TYPE
);
sati_set_data_byte(sequence, scsi_io, 6, 0);
sati_set_data_byte(sequence, scsi_io, 7, 0x08); // WWN are 8 bytes long
// Copy data from the identify device world wide name field into the
// buffer.
sati_ata_identify_device_copy_data(
sequence,
scsi_io,
8,
ata_input_data,
ATA_IDENTIFY_DEVICE_GET_OFFSET(world_wide_name),
ATA_IDENTIFY_WWN_LEN,
FALSE
);
byte_offset = 16;
}
/**
* Build a identification descriptor using the model number & serial number.
*/
sati_set_data_byte(sequence,
scsi_io, byte_offset, SCSI_FC_PROTOCOL_IDENTIFIER | SCSI_ASCII_CODE_SET
);
byte_offset++;
sati_set_data_byte(sequence,
scsi_io, byte_offset, SCSI_LUN_ASSOCIATION | SCSI_T10_IDENTIFIER_TYPE
);
byte_offset++;
sati_set_data_byte(sequence, scsi_io, byte_offset, 0);
byte_offset++;
// Identifier length (8 bytes for "ATA " + 40 bytes from ATA IDENTIFY
// model number field + 20 bytes from ATA IDENTIFY serial number field.
sati_set_data_byte(
sequence,
scsi_io,
byte_offset,
8 + (ATA_IDENTIFY_SERIAL_NUMBER_LEN) + (ATA_IDENTIFY_MODEL_NUMBER_LEN)
);
byte_offset++;
// Per SAT, write "ATA ".
sati_set_data_byte(sequence, scsi_io, byte_offset, 0x41);
byte_offset++;
sati_set_data_byte(sequence, scsi_io, byte_offset, 0x54);
byte_offset++;
sati_set_data_byte(sequence, scsi_io, byte_offset, 0x41);
byte_offset++;
sati_set_data_byte(sequence, scsi_io, byte_offset, 0x20);
byte_offset++;
sati_set_data_byte(sequence, scsi_io, byte_offset, 0x20);
byte_offset++;
sati_set_data_byte(sequence, scsi_io, byte_offset, 0x20);
byte_offset++;
sati_set_data_byte(sequence, scsi_io, byte_offset, 0x20);
byte_offset++;
sati_set_data_byte(sequence, scsi_io, byte_offset, 0x20);
byte_offset++;
// Copy data from the identify device model number field into the
// buffer and update the byte_offset.
sati_ata_identify_device_copy_data(
sequence,
scsi_io,
byte_offset,
ata_input_data,
ATA_IDENTIFY_DEVICE_GET_OFFSET(model_number),
ATA_IDENTIFY_MODEL_NUMBER_LEN,
TRUE
);
byte_offset += ATA_IDENTIFY_MODEL_NUMBER_LEN;
// Copy data from the identify device serial number field into the
// buffer and update the byte_offset.
sati_ata_identify_device_copy_data(
sequence,
scsi_io,
byte_offset,
ata_input_data,
ATA_IDENTIFY_DEVICE_GET_OFFSET(serial_number),
ATA_IDENTIFY_SERIAL_NUMBER_LEN,
TRUE
);
byte_offset += ATA_IDENTIFY_SERIAL_NUMBER_LEN;
/**
* If the target is contained in a SAS Domain, then build a target port
* ID descriptor using the SAS address.
*/
#if defined(SATI_TRANSPORT_SUPPORTS_SAS) \
&& defined(DISABLE_MSFT_SCSI_COMPLIANCE_SUPPORT)
{
SCI_SAS_ADDRESS_T sas_address;
sati_set_data_byte(
sequence,
scsi_io,
byte_offset,
SCSI_SAS_PROTOCOL_IDENTIFIER | SCSI_BINARY_CODE_SET
);
byte_offset++;
sati_set_data_byte(
sequence,
scsi_io,
byte_offset,
SCSI_PIV_ENABLE | SCSI_TARGET_PORT_ASSOCIATION |
SCSI_NAA_IDENTIFIER_TYPE
);
byte_offset++;
sati_set_data_byte(sequence, scsi_io, byte_offset, 0);
byte_offset++;
sati_set_data_byte(sequence, scsi_io, byte_offset, 8); // SAS Addr=8 bytes
byte_offset++;
sati_cb_device_get_sas_address(scsi_io, &sas_address);
// Store the SAS address in the target port descriptor.
sati_set_data_dword(sequence, scsi_io, byte_offset, sas_address.high);
byte_offset += 4;
sati_set_data_dword(sequence, scsi_io, byte_offset, sas_address.low);
byte_offset += 4;
}
#endif // SATI_TRANSPORT_SUPPORTS_SAS && DISABLE_MSFT_SCSI_COMPLIANCE_SUPPORT
/**
* Set the Page length field. The page length is n-3, where n is the
* last offset in the page (considered page length - 4).
*/
page_length = byte_offset - 4;
sati_set_data_byte(sequence, scsi_io, 2, (U8)((page_length & 0xFF00) >> 8));
sati_set_data_byte(sequence, scsi_io, 3, (U8)(page_length & 0x00FF));
}
/**
* @brief This method builds the SCSI data associated with a request for
* the ATA information vital product data (VPD) page.
*
* @param[in] sequence This parameter specifies the translator sequence
* object to be utilized during data translation.
* @param[in] ata_input_data This parameter specifies ata data received from
* a identify device command processed by the remote device.
* @param[out] scsi_io This parameter specifies the user IO request for
* which to construct the ATA information page.
*
* @return none
*/
SATI_STATUS sati_inquiry_ata_information_translate_data(
SATI_TRANSLATOR_SEQUENCE_T * sequence,
void * ata_input_data,
void * scsi_io
)
{
sati_set_data_byte(sequence, scsi_io, 0, 0x00);
sati_set_data_byte(sequence, scsi_io, 1, SCSI_INQUIRY_ATA_INFORMATION_PAGE);
sati_set_data_byte(sequence, scsi_io, 2, 0x02);
sati_set_data_byte(sequence, scsi_io, 3, 0x38);
//Reserved SAT2r07
sati_set_data_byte(sequence, scsi_io, 4, 0x00);
sati_set_data_byte(sequence, scsi_io, 5, 0x00);
sati_set_data_byte(sequence, scsi_io, 6, 0x00);
sati_set_data_byte(sequence, scsi_io, 7, 0x00);
// The Vender identification field is set to "ATA "
sati_set_data_byte(sequence, scsi_io, 8, 0x41);
sati_set_data_byte(sequence, scsi_io, 9, 0x54);
sati_set_data_byte(sequence, scsi_io, 10, 0x41);
sati_set_data_byte(sequence, scsi_io, 11, 0x20);
sati_set_data_byte(sequence, scsi_io, 12, 0x20);
sati_set_data_byte(sequence, scsi_io, 13, 0x20);
sati_set_data_byte(sequence, scsi_io, 14, 0x20);
sati_set_data_byte(sequence, scsi_io, 15, 0x20);
//SAT Product identification
sati_ata_identify_device_copy_data(
sequence,
scsi_io,
16,
ata_input_data,
ATA_IDENTIFY_DEVICE_GET_OFFSET(model_number),
16,
TRUE
);
//SAT Product Revision level bytes 32-35
sati_inquiry_construct_product_revision(
sequence,
ata_input_data,
scsi_io
);
//skipping ATA device signature for now
//Command code
sati_set_data_byte(sequence, scsi_io, 56, 0xEC);
//Reserved SAT2r07
sati_set_data_byte(sequence, scsi_io, 57, 0x00);
sati_set_data_byte(sequence, scsi_io, 58, 0x00);
sati_set_data_byte(sequence, scsi_io, 59, 0x00);
//copy all ATA identify device data
sati_ata_identify_device_copy_data(
sequence,
scsi_io,
60,
ata_input_data,
0,
sizeof(ATA_IDENTIFY_DEVICE_DATA_T),
FALSE
);
//Need to send ATA Execute Device Diagnostic command still
sequence->state = SATI_SEQUENCE_STATE_INCOMPLETE;
return SATI_SEQUENCE_INCOMPLETE;
}
/**
* @brief This method will translate the inquiry SCSI command into
* an ATA IDENTIFY DEVICE command. It will handle several different
* VPD pages and the standard inquiry page.
* For more information on the parameters passed to this method,
* please reference sati_translate_command().
*
* @return Indicate if the command translation succeeded.
* @retval SCI_SUCCESS This is returned if the command translation was
* successful.
* @retval SATI_FAILURE_CHECK_RESPONSE_DATA This value is returned if
* the page isn't supported, or the page code
* field is not zero when the EVPD bit is 0.
*/
SATI_STATUS sati_inquiry_translate_command(
SATI_TRANSLATOR_SEQUENCE_T * sequence,
void * scsi_io,
void * ata_io
)
{
U8 * cdb = sati_cb_get_cdb_address(scsi_io);
/**
* SPC dictates:
* - that the page code field must be 0, if VPD enable is 0.
*/
if ( ((sati_get_cdb_byte(cdb, 1) & SCSI_INQUIRY_EVPD_ENABLE) == 0)
&& (sati_get_cdb_byte(cdb, 2) != 0) )
{
sati_scsi_sense_data_construct(
sequence,
scsi_io,
SCSI_STATUS_CHECK_CONDITION,
SCSI_SENSE_ILLEGAL_REQUEST,
SCSI_ASC_INVALID_FIELD_IN_CDB,
SCSI_ASCQ_INVALID_FIELD_IN_CDB
);
return SATI_FAILURE_CHECK_RESPONSE_DATA;
}
// Set the data length based on the allocation length field in the CDB.
sequence->allocation_length = (sati_get_cdb_byte(cdb, 3) << 8) |
(sati_get_cdb_byte(cdb, 4));
// Check to see if there was a request for the vital product data or just
// the standard inquiry.
if (sati_get_cdb_byte(cdb, 1) & SCSI_INQUIRY_EVPD_ENABLE)
{
// Parse the page code to determine which translator to invoke.
switch (sati_get_cdb_byte(cdb, 2))
{
case SCSI_INQUIRY_SUPPORTED_PAGES_PAGE:
sequence->type = SATI_SEQUENCE_INQUIRY_SUPPORTED_PAGES;
sati_inquiry_supported_pages_translate_data(sequence, scsi_io);
return SATI_COMPLETE;
break;
case SCSI_INQUIRY_UNIT_SERIAL_NUM_PAGE:
sequence->type = SATI_SEQUENCE_INQUIRY_SERIAL_NUMBER;
break;
case SCSI_INQUIRY_DEVICE_ID_PAGE:
sequence->type = SATI_SEQUENCE_INQUIRY_DEVICE_ID;
break;
case SCSI_INQUIRY_ATA_INFORMATION_PAGE:
if(sequence->state == SATI_SEQUENCE_STATE_INCOMPLETE)
{
sati_ata_execute_device_diagnostic_construct(
ata_io,
sequence
);
sequence->type = SATI_SEQUENCE_INQUIRY_EXECUTE_DEVICE_DIAG;
}
else
{
sequence->type = SATI_SEQUENCE_INQUIRY_ATA_INFORMATION;
}
break;
case SCSI_INQUIRY_BLOCK_DEVICE_PAGE:
sequence->type = SATI_SEQUENCE_INQUIRY_BLOCK_DEVICE;
break;
default:
sati_scsi_sense_data_construct(
sequence,
scsi_io,
SCSI_STATUS_CHECK_CONDITION,
SCSI_SENSE_ILLEGAL_REQUEST,
SCSI_ASC_INVALID_FIELD_IN_CDB,
SCSI_ASCQ_INVALID_FIELD_IN_CDB
);
return SATI_FAILURE_CHECK_RESPONSE_DATA;
break;
}
}
else
{
sequence->type = SATI_SEQUENCE_INQUIRY_STANDARD;
}
sati_ata_identify_device_construct(ata_io, sequence);
return SATI_SUCCESS;
}
/**
* @brief This method finishes the construction of the SCSI data associated
with a request for the ATA information vital product data (VPD) page.
The ATA device signature is written into the data response from the
task fle registers after issuing a Execute Device Diagnostic command.
*
* @param[in] sequence This parameter specifies the translator sequence
* object to be utilized during data translation.
* @param[out] scsi_io This parameter specifies the user IO request for
* which to construct the ATA information page.
* @param[in] ata_io This parameter specifies the ATA payload
* buffer location and size to be translated.
*
* @return none
*/
void sati_inquiry_ata_information_finish_translation(
SATI_TRANSLATOR_SEQUENCE_T * sequence,
void * scsi_io,
void * ata_io
)
{
U8 * register_fis = sati_cb_get_d2h_register_fis_address(ata_io);
U32 offset;
//SATA transport
sati_set_data_byte(sequence, scsi_io, 36, 0x34);
sati_set_data_byte(sequence, scsi_io, 37, 0x00);
sati_set_data_byte(sequence, scsi_io, 38, (U8) sati_get_ata_status(register_fis));
sati_set_data_byte(sequence, scsi_io, 39, (U8) sati_get_ata_error(register_fis));
sati_set_data_byte(sequence, scsi_io, 40, sati_get_ata_lba_low(register_fis));
sati_set_data_byte(sequence, scsi_io, 41, sati_get_ata_lba_mid(register_fis));
sati_set_data_byte(sequence, scsi_io, 42, sati_get_ata_lba_high(register_fis));
sati_set_data_byte(sequence, scsi_io, 43, sati_get_ata_device(register_fis));
sati_set_data_byte(sequence, scsi_io, 44, sati_get_ata_lba_low_ext(register_fis));
sati_set_data_byte(sequence, scsi_io, 45, sati_get_ata_lba_mid_ext(register_fis));
sati_set_data_byte(sequence, scsi_io, 46, sati_get_ata_lba_high_ext(register_fis));
sati_set_data_byte(sequence, scsi_io, 47, 0x00);
sati_set_data_byte(sequence, scsi_io, 48, sati_get_ata_sector_count(register_fis));
sati_set_data_byte(sequence, scsi_io, 49, sati_get_ata_sector_count_exp(register_fis));
for(offset = 50; offset < 56; offset++)
{
sati_set_data_byte(sequence, scsi_io, offset, 0x00);
}
sequence->state = SATI_SEQUENCE_STATE_FINAL;
}
#endif // !defined(DISABLE_SATI_INQUIRY)