/**
* @brief This method will translate the test unit ready SCSI command into
* an ATA CHECK POWER MODE command.
* 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
* LBA field is not 0, the PMI bit is not 0.
*/
SATI_STATUS sati_test_unit_ready_translate_command(
SATI_TRANSLATOR_SEQUENCE_T * sequence,
void * scsi_io,
void * ata_io
)
{
/**
* SAT dictates:
* - the device should be in a state to receive commands
* - a stopped device should cause sense data.
* - a format unit in progresss should cause sense data.
* - a self-test in progress should cause sense data.
* - a device fault occurred on previous request should cause sense data.
* - handling the removable media feature set isn't supported according to
* SAT specifications.
*/
if (sequence->device->state == SATI_DEVICE_STATE_STOPPED)
{
sati_scsi_sense_data_construct(
sequence,
scsi_io,
SCSI_STATUS_CHECK_CONDITION,
SCSI_SENSE_NOT_READY,
SCSI_ASC_INITIALIZING_COMMAND_REQUIRED,
SCSI_ASCQ_INITIALIZING_COMMAND_REQUIRED
);
return SATI_FAILURE_CHECK_RESPONSE_DATA;
}
else if (sequence->device->state
== SATI_DEVICE_STATE_SELF_TEST_IN_PROGRESS)
{
sati_scsi_sense_data_construct(
sequence,
scsi_io,
SCSI_STATUS_CHECK_CONDITION,
SCSI_SENSE_NOT_READY,
SCSI_ASC_LUN_SELF_TEST_IN_PROGRESS,
SCSI_ASCQ_LUN_SELF_TEST_IN_PROGRESS
);
return SATI_FAILURE_CHECK_RESPONSE_DATA;
}
else if (sequence->device->state
== SATI_DEVICE_STATE_FORMAT_UNIT_IN_PROGRESS)
{
sati_scsi_sense_data_construct(
sequence,
scsi_io,
SCSI_STATUS_CHECK_CONDITION,
SCSI_SENSE_NOT_READY,
SCSI_ASC_LUN_FORMAT_IN_PROGRESS,
SCSI_ASCQ_LUN_FORMAT_IN_PROGRESS
);
return SATI_FAILURE_CHECK_RESPONSE_DATA;
}
// The CDB is properly formed and the device is ready.
sequence->type = SATI_SEQUENCE_TEST_UNIT_READY;
sati_ata_check_power_mode_construct(ata_io, sequence);
return SATI_SUCCESS;
}
/**
* @brief This method will translate the SCSI request sense command
* into corresponding ATA commands. Depending on supported and enabled
* capabilities like SMART, different ATA commands can be selected.
* For more information on the parameters passed to this method,
* please reference sati_translate_command().
*
* @return Indicates if the command translation succeeded.
* @retval SATI_SUCCESS indicates that the translation was supported and occurred
* without error.
* @retval SATI_FAILURE_CHECK_RESPONSE_DATA This value is returned if
* the SATII is processing a format unit commmand.
* @retval SATI_COMPLETE indicates that the translation was supported, occurred without
* error, and no additional translation is necessary.
*/
SATI_STATUS sati_request_sense_translate_command(
SATI_TRANSLATOR_SEQUENCE_T * sequence,
void * scsi_io,
void * ata_io
)
{
U8 * cdb = sati_cb_get_cdb_address(scsi_io);
//check if SATI is processing format unit command
switch(sequence->device->state)
{
case SATI_DEVICE_STATE_FORMAT_UNIT_IN_PROGRESS:
sati_scsi_sense_data_construct(
sequence,
scsi_io,
SCSI_STATUS_GOOD,
SCSI_SENSE_NOT_READY,
SCSI_ASC_LUN_FORMAT_IN_PROGRESS,
SCSI_ASCQ_LUN_FORMAT_IN_PROGRESS
);
return SATI_COMPLETE;
break;
case SATI_DEVICE_STATE_UNIT_ATTENTION_CONDITION:
sati_scsi_sense_data_construct(
sequence,
scsi_io,
SCSI_STATUS_GOOD,
SCSI_SENSE_UNIT_ATTENTION,
sequence->device->unit_attention_asc,
sequence->device->unit_attention_ascq
);
return SATI_COMPLETE;
break;
//sending sense data status Idle, this is set by start_stop_unit
case SATI_DEVICE_STATE_IDLE:
sati_scsi_sense_data_construct(
sequence,
scsi_io,
SCSI_STATUS_GOOD,
SCSI_SENSE_NO_SENSE,
SCSI_ASC_POWER_STATE_CHANGE,
SCSI_ASCQ_IDLE_CONDITION_ACTIVATE_BY_COMMAND
);
return SATI_COMPLETE;
break;
//sending sense data status Standby, this is set by start_stop_unit
case SATI_DEVICE_STATE_STANDBY:
sati_scsi_sense_data_construct(
sequence,
scsi_io,
SCSI_STATUS_GOOD,
SCSI_SENSE_NO_SENSE,
SCSI_ASC_POWER_STATE_CHANGE,
SCSI_ASCQ_STANDBY_CONDITION_ACTIVATE_BY_COMMAND
);
return SATI_COMPLETE;
break;
case SATI_DEVICE_STATE_STOPPED:
sati_scsi_sense_data_construct(
sequence,
scsi_io,
SCSI_STATUS_GOOD,
SCSI_SENSE_NO_SENSE,
SCSI_ASC_NO_ADDITIONAL_SENSE,
SCSI_ASCQ_NO_ADDITIONAL_SENSE
);
return SATI_COMPLETE;
break;
default:
break;
}
sequence->allocation_length = sati_get_cdb_byte(cdb, 4);
//Check if the device has SMART support & SMART enabled
if(sequence->device->capabilities & SATI_DEVICE_CAP_SMART_SUPPORT)
{
if(sequence->device->capabilities & SATI_DEVICE_CAP_SMART_ENABLE)
{
sati_ata_smart_return_status_construct(
ata_io,
sequence,
ATA_SMART_SUB_CMD_RETURN_STATUS
);
sequence->type = SATI_SEQUENCE_REQUEST_SENSE_SMART_RETURN_STATUS;
return SATI_SUCCESS;
}
}
sati_ata_check_power_mode_construct(ata_io, sequence);
sequence->type = SATI_SEQUENCE_REQUEST_SENSE_CHECK_POWER_MODE;
return SATI_SUCCESS;
}
