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authorDavid S. Miller <davem@davemloft.net>2009-03-29 04:40:34 -0400
committerDavid S. Miller <davem@davemloft.net>2009-03-29 04:40:34 -0400
commit13223cb02ccfa375f2d683d08d30db5b72264f1e (patch)
treed3fc7d803d22bbfe03b96cf0ba38041d42c8a1c2 /include/scsi/osd_sense.h
parent1383bdb98c01bbd28d72336d1bf614ce79114d29 (diff)
parent07d43ba98621f08e252a48c96b258b4d572b0257 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
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diff --git a/include/scsi/osd_sense.h b/include/scsi/osd_sense.h
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1/*
2 * osd_sense.h - OSD Related sense handling definitions.
3 *
4 * Copyright (C) 2008 Panasas Inc. All rights reserved.
5 *
6 * Authors:
7 * Boaz Harrosh <bharrosh@panasas.com>
8 * Benny Halevy <bhalevy@panasas.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2
12 *
13 * This file contains types and constants that are defined by the protocol
14 * Note: All names and symbols are taken from the OSD standard's text.
15 */
16#ifndef __OSD_SENSE_H__
17#define __OSD_SENSE_H__
18
19#include <scsi/osd_protocol.h>
20
21/* SPC3r23 4.5.6 Sense key and sense code definitions table 27 */
22enum scsi_sense_keys {
23 scsi_sk_no_sense = 0x0,
24 scsi_sk_recovered_error = 0x1,
25 scsi_sk_not_ready = 0x2,
26 scsi_sk_medium_error = 0x3,
27 scsi_sk_hardware_error = 0x4,
28 scsi_sk_illegal_request = 0x5,
29 scsi_sk_unit_attention = 0x6,
30 scsi_sk_data_protect = 0x7,
31 scsi_sk_blank_check = 0x8,
32 scsi_sk_vendor_specific = 0x9,
33 scsi_sk_copy_aborted = 0xa,
34 scsi_sk_aborted_command = 0xb,
35 scsi_sk_volume_overflow = 0xd,
36 scsi_sk_miscompare = 0xe,
37 scsi_sk_reserved = 0xf,
38};
39
40/* SPC3r23 4.5.6 Sense key and sense code definitions table 28 */
41/* Note: only those which can be returned by an OSD target. Most of
42 * these errors are taken care of by the generic scsi layer.
43 */
44enum osd_additional_sense_codes {
45 scsi_no_additional_sense_information = 0x0000,
46 scsi_operation_in_progress = 0x0016,
47 scsi_cleaning_requested = 0x0017,
48 scsi_lunr_cause_not_reportable = 0x0400,
49 scsi_logical_unit_is_in_process_of_becoming_ready = 0x0401,
50 scsi_lunr_initializing_command_required = 0x0402,
51 scsi_lunr_manual_intervention_required = 0x0403,
52 scsi_lunr_operation_in_progress = 0x0407,
53 scsi_lunr_selftest_in_progress = 0x0409,
54 scsi_luna_asymmetric_access_state_transition = 0x040a,
55 scsi_luna_target_port_in_standby_state = 0x040b,
56 scsi_luna_target_port_in_unavailable_state = 0x040c,
57 scsi_lunr_notify_enable_spinup_required = 0x0411,
58 scsi_logical_unit_does_not_respond_to_selection = 0x0500,
59 scsi_logical_unit_communication_failure = 0x0800,
60 scsi_logical_unit_communication_timeout = 0x0801,
61 scsi_logical_unit_communication_parity_error = 0x0802,
62 scsi_error_log_overflow = 0x0a00,
63 scsi_warning = 0x0b00,
64 scsi_warning_specified_temperature_exceeded = 0x0b01,
65 scsi_warning_enclosure_degraded = 0x0b02,
66 scsi_write_error_unexpected_unsolicited_data = 0x0c0c,
67 scsi_write_error_not_enough_unsolicited_data = 0x0c0d,
68 scsi_invalid_information_unit = 0x0e00,
69 scsi_invalid_field_in_command_information_unit = 0x0e03,
70 scsi_read_error_failed_retransmission_request = 0x1113,
71 scsi_parameter_list_length_error = 0x1a00,
72 scsi_invalid_command_operation_code = 0x2000,
73 scsi_invalid_field_in_cdb = 0x2400,
74 osd_security_audit_value_frozen = 0x2404,
75 osd_security_working_key_frozen = 0x2405,
76 osd_nonce_not_unique = 0x2406,
77 osd_nonce_timestamp_out_of_range = 0x2407,
78 scsi_logical_unit_not_supported = 0x2500,
79 scsi_invalid_field_in_parameter_list = 0x2600,
80 scsi_parameter_not_supported = 0x2601,
81 scsi_parameter_value_invalid = 0x2602,
82 scsi_invalid_release_of_persistent_reservation = 0x2604,
83 osd_invalid_dataout_buffer_integrity_check_value = 0x260f,
84 scsi_not_ready_to_ready_change_medium_may_have_changed = 0x2800,
85 scsi_power_on_reset_or_bus_device_reset_occurred = 0x2900,
86 scsi_power_on_occurred = 0x2901,
87 scsi_scsi_bus_reset_occurred = 0x2902,
88 scsi_bus_device_reset_function_occurred = 0x2903,
89 scsi_device_internal_reset = 0x2904,
90 scsi_transceiver_mode_changed_to_single_ended = 0x2905,
91 scsi_transceiver_mode_changed_to_lvd = 0x2906,
92 scsi_i_t_nexus_loss_occurred = 0x2907,
93 scsi_parameters_changed = 0x2a00,
94 scsi_mode_parameters_changed = 0x2a01,
95 scsi_asymmetric_access_state_changed = 0x2a06,
96 scsi_priority_changed = 0x2a08,
97 scsi_command_sequence_error = 0x2c00,
98 scsi_previous_busy_status = 0x2c07,
99 scsi_previous_task_set_full_status = 0x2c08,
100 scsi_previous_reservation_conflict_status = 0x2c09,
101 osd_partition_or_collection_contains_user_objects = 0x2c0a,
102 scsi_commands_cleared_by_another_initiator = 0x2f00,
103 scsi_cleaning_failure = 0x3007,
104 scsi_enclosure_failure = 0x3400,
105 scsi_enclosure_services_failure = 0x3500,
106 scsi_unsupported_enclosure_function = 0x3501,
107 scsi_enclosure_services_unavailable = 0x3502,
108 scsi_enclosure_services_transfer_failure = 0x3503,
109 scsi_enclosure_services_transfer_refused = 0x3504,
110 scsi_enclosure_services_checksum_error = 0x3505,
111 scsi_rounded_parameter = 0x3700,
112 osd_read_past_end_of_user_object = 0x3b17,
113 scsi_logical_unit_has_not_self_configured_yet = 0x3e00,
114 scsi_logical_unit_failure = 0x3e01,
115 scsi_timeout_on_logical_unit = 0x3e02,
116 scsi_logical_unit_failed_selftest = 0x3e03,
117 scsi_logical_unit_unable_to_update_selftest_log = 0x3e04,
118 scsi_target_operating_conditions_have_changed = 0x3f00,
119 scsi_microcode_has_been_changed = 0x3f01,
120 scsi_inquiry_data_has_changed = 0x3f03,
121 scsi_echo_buffer_overwritten = 0x3f0f,
122 scsi_diagnostic_failure_on_component_nn_first = 0x4080,
123 scsi_diagnostic_failure_on_component_nn_last = 0x40ff,
124 scsi_message_error = 0x4300,
125 scsi_internal_target_failure = 0x4400,
126 scsi_select_or_reselect_failure = 0x4500,
127 scsi_scsi_parity_error = 0x4700,
128 scsi_data_phase_crc_error_detected = 0x4701,
129 scsi_scsi_parity_error_detected_during_st_data_phase = 0x4702,
130 scsi_asynchronous_information_protection_error_detected = 0x4704,
131 scsi_protocol_service_crc_error = 0x4705,
132 scsi_phy_test_function_in_progress = 0x4706,
133 scsi_invalid_message_error = 0x4900,
134 scsi_command_phase_error = 0x4a00,
135 scsi_data_phase_error = 0x4b00,
136 scsi_logical_unit_failed_self_configuration = 0x4c00,
137 scsi_overlapped_commands_attempted = 0x4e00,
138 osd_quota_error = 0x5507,
139 scsi_failure_prediction_threshold_exceeded = 0x5d00,
140 scsi_failure_prediction_threshold_exceeded_false = 0x5dff,
141 scsi_voltage_fault = 0x6500,
142};
143
144enum scsi_descriptor_types {
145 scsi_sense_information = 0x0,
146 scsi_sense_command_specific_information = 0x1,
147 scsi_sense_key_specific = 0x2,
148 scsi_sense_field_replaceable_unit = 0x3,
149 scsi_sense_stream_commands = 0x4,
150 scsi_sense_block_commands = 0x5,
151 osd_sense_object_identification = 0x6,
152 osd_sense_response_integrity_check = 0x7,
153 osd_sense_attribute_identification = 0x8,
154 scsi_sense_ata_return = 0x9,
155
156 scsi_sense_Reserved_first = 0x0A,
157 scsi_sense_Reserved_last = 0x7F,
158 scsi_sense_Vendor_specific_first = 0x80,
159 scsi_sense_Vendor_specific_last = 0xFF,
160};
161
162struct scsi_sense_descriptor { /* for picking into desc type */
163 u8 descriptor_type; /* one of enum scsi_descriptor_types */
164 u8 additional_length; /* n - 1 */
165 u8 data[];
166} __packed;
167
168/* OSD deploys only scsi descriptor_based sense buffers */
169struct scsi_sense_descriptor_based {
170/*0*/ u8 response_code; /* 0x72 or 0x73 */
171/*1*/ u8 sense_key; /* one of enum scsi_sense_keys (4 lower bits) */
172/*2*/ __be16 additional_sense_code; /* enum osd_additional_sense_codes */
173/*4*/ u8 Reserved[3];
174/*7*/ u8 additional_sense_length; /* n - 7 */
175/*8*/ struct scsi_sense_descriptor ssd[0]; /* variable length, 1 or more */
176} __packed;
177
178/* some descriptors deployed by OSD */
179
180/* SPC3r23 4.5.2.3 Command-specific information sense data descriptor */
181/* Note: this is the same for descriptor_type=00 but with type=00 the
182 * Reserved[0] == 0x80 (ie. bit-7 set)
183 */
184struct scsi_sense_command_specific_data_descriptor {
185/*0*/ u8 descriptor_type; /* (00h/01h) */
186/*1*/ u8 additional_length; /* (0Ah) */
187/*2*/ u8 Reserved[2];
188/*4*/ __be64 information;
189} __packed;
190/*12*/
191
192struct scsi_sense_key_specific_data_descriptor {
193/*0*/ u8 descriptor_type; /* (02h) */
194/*1*/ u8 additional_length; /* (06h) */
195/*2*/ u8 Reserved[2];
196/* SKSV, C/D, Reserved (2), BPV, BIT POINTER (3) */
197/*4*/ u8 sksv_cd_bpv_bp;
198/*5*/ __be16 value; /* field-pointer/progress-value/retry-count/... */
199/*7*/ u8 Reserved2;
200} __packed;
201/*8*/
202
203/* 4.16.2.1 OSD error identification sense data descriptor - table 52 */
204/* Note: these bits are defined LE order for easy definition, this way the BIT()
205 * number is the same as in the documentation. Below members at
206 * osd_sense_identification_data_descriptor are therefore defined __le32.
207 */
208enum osd_command_functions_bits {
209 OSD_CFB_COMMAND = BIT(4),
210 OSD_CFB_CMD_CAP_VERIFIED = BIT(5),
211 OSD_CFB_VALIDATION = BIT(7),
212 OSD_CFB_IMP_ST_ATT = BIT(12),
213 OSD_CFB_SET_ATT = BIT(20),
214 OSD_CFB_SA_CAP_VERIFIED = BIT(21),
215 OSD_CFB_GET_ATT = BIT(28),
216 OSD_CFB_GA_CAP_VERIFIED = BIT(29),
217};
218
219struct osd_sense_identification_data_descriptor {
220/*0*/ u8 descriptor_type; /* (06h) */
221/*1*/ u8 additional_length; /* (1Eh) */
222/*2*/ u8 Reserved[6];
223/*8*/ __le32 not_initiated_functions; /*osd_command_functions_bits*/
224/*12*/ __le32 completed_functions; /*osd_command_functions_bits*/
225/*16*/ __be64 partition_id;
226/*24*/ __be64 object_id;
227} __packed;
228/*32*/
229
230struct osd_sense_response_integrity_check_descriptor {
231/*0*/ u8 descriptor_type; /* (07h) */
232/*1*/ u8 additional_length; /* (20h) */
233/*2*/ u8 integrity_check_value[32]; /*FIXME: OSDv2_CRYPTO_KEYID_SIZE*/
234} __packed;
235/*34*/
236
237struct osd_sense_attributes_data_descriptor {
238/*0*/ u8 descriptor_type; /* (08h) */
239/*1*/ u8 additional_length; /* (n-2) */
240/*2*/ u8 Reserved[6];
241 struct osd_sense_attr {
242/*8*/ __be32 attr_page;
243/*12*/ __be32 attr_id;
244/*16*/ } sense_attrs[0]; /* 1 or more */
245} __packed;
246/*variable*/
247
248/* Dig into scsi_sk_illegal_request/scsi_invalid_field_in_cdb errors */
249
250/*FIXME: Support also field in CAPS*/
251#define OSD_CDB_OFFSET(F) offsetof(struct osd_cdb_head, F)
252
253enum osdv2_cdb_field_offset {
254 OSDv1_CFO_STARTING_BYTE = OSD_CDB_OFFSET(v1.start_address),
255 OSD_CFO_STARTING_BYTE = OSD_CDB_OFFSET(v2.start_address),
256 OSD_CFO_PARTITION_ID = OSD_CDB_OFFSET(partition),
257 OSD_CFO_OBJECT_ID = OSD_CDB_OFFSET(object),
258};
259
260#endif /* ndef __OSD_SENSE_H__ */
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-15 15:55:49 -0500