EVOLUTION-MANAGER

Edit File: osd_sense.h

/* * osd_sense.h - OSD Related sense handling definitions. * * Copyright (C) 2008 Panasas Inc. All rights reserved. * * Authors: * Boaz Harrosh <bharrosh@panasas.com> * Benny Halevy <bhalevy@panasas.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 * * This file contains types and constants that are defined by the protocol * Note: All names and symbols are taken from the OSD standard's text. */ #ifndef __OSD_SENSE_H__ #define __OSD_SENSE_H__ #include <scsi/osd_protocol.h> /* SPC3r23 4.5.6 Sense key and sense code definitions table 27 */ enum scsi_sense_keys { scsi_sk_no_sense = 0x0, scsi_sk_recovered_error = 0x1, scsi_sk_not_ready = 0x2, scsi_sk_medium_error = 0x3, scsi_sk_hardware_error = 0x4, scsi_sk_illegal_request = 0x5, scsi_sk_unit_attention = 0x6, scsi_sk_data_protect = 0x7, scsi_sk_blank_check = 0x8, scsi_sk_vendor_specific = 0x9, scsi_sk_copy_aborted = 0xa, scsi_sk_aborted_command = 0xb, scsi_sk_volume_overflow = 0xd, scsi_sk_miscompare = 0xe, scsi_sk_reserved = 0xf, }; /* SPC3r23 4.5.6 Sense key and sense code definitions table 28 */ /* Note: only those which can be returned by an OSD target. Most of * these errors are taken care of by the generic scsi layer. */ enum osd_additional_sense_codes { scsi_no_additional_sense_information = 0x0000, scsi_operation_in_progress = 0x0016, scsi_cleaning_requested = 0x0017, scsi_lunr_cause_not_reportable = 0x0400, scsi_logical_unit_is_in_process_of_becoming_ready = 0x0401, scsi_lunr_initializing_command_required = 0x0402, scsi_lunr_manual_intervention_required = 0x0403, scsi_lunr_operation_in_progress = 0x0407, scsi_lunr_selftest_in_progress = 0x0409, scsi_luna_asymmetric_access_state_transition = 0x040a, scsi_luna_target_port_in_standby_state = 0x040b, scsi_luna_target_port_in_unavailable_state = 0x040c, scsi_lunr_notify_enable_spinup_required = 0x0411, scsi_logical_unit_does_not_respond_to_selection = 0x0500, scsi_logical_unit_communication_failure = 0x0800, scsi_logical_unit_communication_timeout = 0x0801, scsi_logical_unit_communication_parity_error = 0x0802, scsi_error_log_overflow = 0x0a00, scsi_warning = 0x0b00, scsi_warning_specified_temperature_exceeded = 0x0b01, scsi_warning_enclosure_degraded = 0x0b02, scsi_write_error_unexpected_unsolicited_data = 0x0c0c, scsi_write_error_not_enough_unsolicited_data = 0x0c0d, scsi_invalid_information_unit = 0x0e00, scsi_invalid_field_in_command_information_unit = 0x0e03, scsi_read_error_failed_retransmission_request = 0x1113, scsi_parameter_list_length_error = 0x1a00, scsi_invalid_command_operation_code = 0x2000, scsi_invalid_field_in_cdb = 0x2400, osd_security_audit_value_frozen = 0x2404, osd_security_working_key_frozen = 0x2405, osd_nonce_not_unique = 0x2406, osd_nonce_timestamp_out_of_range = 0x2407, scsi_logical_unit_not_supported = 0x2500, scsi_invalid_field_in_parameter_list = 0x2600, scsi_parameter_not_supported = 0x2601, scsi_parameter_value_invalid = 0x2602, scsi_invalid_release_of_persistent_reservation = 0x2604, osd_invalid_dataout_buffer_integrity_check_value = 0x260f, scsi_not_ready_to_ready_change_medium_may_have_changed = 0x2800, scsi_power_on_reset_or_bus_device_reset_occurred = 0x2900, scsi_power_on_occurred = 0x2901, scsi_scsi_bus_reset_occurred = 0x2902, scsi_bus_device_reset_function_occurred = 0x2903, scsi_device_internal_reset = 0x2904, scsi_transceiver_mode_changed_to_single_ended = 0x2905, scsi_transceiver_mode_changed_to_lvd = 0x2906, scsi_i_t_nexus_loss_occurred = 0x2907, scsi_parameters_changed = 0x2a00, scsi_mode_parameters_changed = 0x2a01, scsi_asymmetric_access_state_changed = 0x2a06, scsi_priority_changed = 0x2a08, scsi_command_sequence_error = 0x2c00, scsi_previous_busy_status = 0x2c07, scsi_previous_task_set_full_status = 0x2c08, scsi_previous_reservation_conflict_status = 0x2c09, osd_partition_or_collection_contains_user_objects = 0x2c0a, scsi_commands_cleared_by_another_initiator = 0x2f00, scsi_cleaning_failure = 0x3007, scsi_enclosure_failure = 0x3400, scsi_enclosure_services_failure = 0x3500, scsi_unsupported_enclosure_function = 0x3501, scsi_enclosure_services_unavailable = 0x3502, scsi_enclosure_services_transfer_failure = 0x3503, scsi_enclosure_services_transfer_refused = 0x3504, scsi_enclosure_services_checksum_error = 0x3505, scsi_rounded_parameter = 0x3700, osd_read_past_end_of_user_object = 0x3b17, scsi_logical_unit_has_not_self_configured_yet = 0x3e00, scsi_logical_unit_failure = 0x3e01, scsi_timeout_on_logical_unit = 0x3e02, scsi_logical_unit_failed_selftest = 0x3e03, scsi_logical_unit_unable_to_update_selftest_log = 0x3e04, scsi_target_operating_conditions_have_changed = 0x3f00, scsi_microcode_has_been_changed = 0x3f01, scsi_inquiry_data_has_changed = 0x3f03, scsi_echo_buffer_overwritten = 0x3f0f, scsi_diagnostic_failure_on_component_nn_first = 0x4080, scsi_diagnostic_failure_on_component_nn_last = 0x40ff, scsi_message_error = 0x4300, scsi_internal_target_failure = 0x4400, scsi_select_or_reselect_failure = 0x4500, scsi_scsi_parity_error = 0x4700, scsi_data_phase_crc_error_detected = 0x4701, scsi_scsi_parity_error_detected_during_st_data_phase = 0x4702, scsi_asynchronous_information_protection_error_detected = 0x4704, scsi_protocol_service_crc_error = 0x4705, scsi_phy_test_function_in_progress = 0x4706, scsi_invalid_message_error = 0x4900, scsi_command_phase_error = 0x4a00, scsi_data_phase_error = 0x4b00, scsi_logical_unit_failed_self_configuration = 0x4c00, scsi_overlapped_commands_attempted = 0x4e00, osd_quota_error = 0x5507, scsi_failure_prediction_threshold_exceeded = 0x5d00, scsi_failure_prediction_threshold_exceeded_false = 0x5dff, scsi_voltage_fault = 0x6500, }; enum scsi_descriptor_types { scsi_sense_information = 0x0, scsi_sense_command_specific_information = 0x1, scsi_sense_key_specific = 0x2, scsi_sense_field_replaceable_unit = 0x3, scsi_sense_stream_commands = 0x4, scsi_sense_block_commands = 0x5, osd_sense_object_identification = 0x6, osd_sense_response_integrity_check = 0x7, osd_sense_attribute_identification = 0x8, scsi_sense_ata_return = 0x9, scsi_sense_Reserved_first = 0x0A, scsi_sense_Reserved_last = 0x7F, scsi_sense_Vendor_specific_first = 0x80, scsi_sense_Vendor_specific_last = 0xFF, }; struct scsi_sense_descriptor { /* for picking into desc type */ u8 descriptor_type; /* one of enum scsi_descriptor_types */ u8 additional_length; /* n - 1 */ u8 data[]; } __packed; /* OSD deploys only scsi descriptor_based sense buffers */ struct scsi_sense_descriptor_based { /*0*/ u8 response_code; /* 0x72 or 0x73 */ /*1*/ u8 sense_key; /* one of enum scsi_sense_keys (4 lower bits) */ /*2*/ __be16 additional_sense_code; /* enum osd_additional_sense_codes */ /*4*/ u8 Reserved[3]; /*7*/ u8 additional_sense_length; /* n - 7 */ /*8*/ struct scsi_sense_descriptor ssd[0]; /* variable length, 1 or more */ } __packed; /* some descriptors deployed by OSD */ /* SPC3r23 4.5.2.3 Command-specific information sense data descriptor */ /* Note: this is the same for descriptor_type=00 but with type=00 the * Reserved[0] == 0x80 (ie. bit-7 set) */ struct scsi_sense_command_specific_data_descriptor { /*0*/ u8 descriptor_type; /* (00h/01h) */ /*1*/ u8 additional_length; /* (0Ah) */ /*2*/ u8 Reserved[2]; /*4*/ __be64 information; } __packed; /*12*/ struct scsi_sense_key_specific_data_descriptor { /*0*/ u8 descriptor_type; /* (02h) */ /*1*/ u8 additional_length; /* (06h) */ /*2*/ u8 Reserved[2]; /* SKSV, C/D, Reserved (2), BPV, BIT POINTER (3) */ /*4*/ u8 sksv_cd_bpv_bp; /*5*/ __be16 value; /* field-pointer/progress-value/retry-count/... */ /*7*/ u8 Reserved2; } __packed; /*8*/ /* 4.16.2.1 OSD error identification sense data descriptor - table 52 */ /* Note: these bits are defined LE order for easy definition, this way the BIT() * number is the same as in the documentation. Below members at * osd_sense_identification_data_descriptor are therefore defined __le32. */ enum osd_command_functions_bits { OSD_CFB_COMMAND = BIT(4), OSD_CFB_CMD_CAP_VERIFIED = BIT(5), OSD_CFB_VALIDATION = BIT(7), OSD_CFB_IMP_ST_ATT = BIT(12), OSD_CFB_SET_ATT = BIT(20), OSD_CFB_SA_CAP_VERIFIED = BIT(21), OSD_CFB_GET_ATT = BIT(28), OSD_CFB_GA_CAP_VERIFIED = BIT(29), }; struct osd_sense_identification_data_descriptor { /*0*/ u8 descriptor_type; /* (06h) */ /*1*/ u8 additional_length; /* (1Eh) */ /*2*/ u8 Reserved[6]; /*8*/ __le32 not_initiated_functions; /*osd_command_functions_bits*/ /*12*/ __le32 completed_functions; /*osd_command_functions_bits*/ /*16*/ __be64 partition_id; /*24*/ __be64 object_id; } __packed; /*32*/ struct osd_sense_response_integrity_check_descriptor { /*0*/ u8 descriptor_type; /* (07h) */ /*1*/ u8 additional_length; /* (20h) */ /*2*/ u8 integrity_check_value[32]; /*FIXME: OSDv2_CRYPTO_KEYID_SIZE*/ } __packed; /*34*/ struct osd_sense_attributes_data_descriptor { /*0*/ u8 descriptor_type; /* (08h) */ /*1*/ u8 additional_length; /* (n-2) */ /*2*/ u8 Reserved[6]; struct osd_sense_attr { /*8*/ __be32 attr_page; /*12*/ __be32 attr_id; /*16*/ } sense_attrs[0]; /* 1 or more */ } __packed; /*variable*/ /* Dig into scsi_sk_illegal_request/scsi_invalid_field_in_cdb errors */ /*FIXME: Support also field in CAPS*/ #define OSD_CDB_OFFSET(F) offsetof(struct osd_cdb_head, F) enum osdv2_cdb_field_offset { OSDv1_CFO_STARTING_BYTE = OSD_CDB_OFFSET(v1.start_address), OSD_CFO_STARTING_BYTE = OSD_CDB_OFFSET(v2.start_address), OSD_CFO_PARTITION_ID = OSD_CDB_OFFSET(partition), OSD_CFO_OBJECT_ID = OSD_CDB_OFFSET(object), OSD_CFO_PERMISSIONS = sizeof(struct osd_cdb_head) + offsetof(struct osd_capability_head, permissions_bit_mask), }; #endif /* ndef __OSD_SENSE_H__ */