1 | /* 57xx_iscsi_constants.h: QLogic NetXtreme II iSCSI HSI |
2 | * |
3 | * Copyright (c) 2006 - 2013 Broadcom Corporation |
4 | * Copyright (c) 2014, QLogic Corporation |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation. |
9 | * |
10 | * Written by: Anil Veerabhadrappa (anilgv@broadcom.com) |
11 | * Previously Maintained by: Eddie Wai (eddie.wai@broadcom.com) |
12 | * Maintained by: QLogic-Storage-Upstream@qlogic.com |
13 | */ |
14 | #ifndef __57XX_ISCSI_CONSTANTS_H_ |
15 | #define __57XX_ISCSI_CONSTANTS_H_ |
16 | |
17 | /** |
18 | * This file defines HSI constants for the iSCSI flows |
19 | */ |
20 | |
21 | /* iSCSI request op codes */ |
22 | #define ISCSI_OPCODE_CLEANUP_REQUEST (7) |
23 | |
24 | /* iSCSI response/messages op codes */ |
25 | #define ISCSI_OPCODE_CLEANUP_RESPONSE (0x27) |
26 | #define ISCSI_OPCODE_NOPOUT_LOCAL_COMPLETION (0) |
27 | |
28 | /* iSCSI task types */ |
29 | #define ISCSI_TASK_TYPE_READ (0) |
30 | #define ISCSI_TASK_TYPE_WRITE (1) |
31 | #define ISCSI_TASK_TYPE_MPATH (2) |
32 | |
33 | /* initial CQ sequence numbers */ |
34 | #define ISCSI_INITIAL_SN (1) |
35 | |
36 | /* KWQ (kernel work queue) layer codes */ |
37 | #define ISCSI_KWQE_LAYER_CODE (6) |
38 | |
39 | /* KWQ (kernel work queue) request op codes */ |
40 | #define ISCSI_KWQE_OPCODE_OFFLOAD_CONN1 (0) |
41 | #define ISCSI_KWQE_OPCODE_OFFLOAD_CONN2 (1) |
42 | #define ISCSI_KWQE_OPCODE_UPDATE_CONN (2) |
43 | #define ISCSI_KWQE_OPCODE_DESTROY_CONN (3) |
44 | #define ISCSI_KWQE_OPCODE_INIT1 (4) |
45 | #define ISCSI_KWQE_OPCODE_INIT2 (5) |
46 | |
47 | /* KCQ (kernel completion queue) response op codes */ |
48 | #define ISCSI_KCQE_OPCODE_OFFLOAD_CONN (0x10) |
49 | #define ISCSI_KCQE_OPCODE_UPDATE_CONN (0x12) |
50 | #define ISCSI_KCQE_OPCODE_DESTROY_CONN (0x13) |
51 | #define ISCSI_KCQE_OPCODE_INIT (0x14) |
52 | #define ISCSI_KCQE_OPCODE_FW_CLEAN_TASK (0x15) |
53 | #define ISCSI_KCQE_OPCODE_TCP_RESET (0x16) |
54 | #define ISCSI_KCQE_OPCODE_TCP_SYN (0x17) |
55 | #define ISCSI_KCQE_OPCODE_TCP_FIN (0X18) |
56 | #define ISCSI_KCQE_OPCODE_TCP_ERROR (0x19) |
57 | #define ISCSI_KCQE_OPCODE_CQ_EVENT_NOTIFICATION (0x20) |
58 | #define ISCSI_KCQE_OPCODE_ISCSI_ERROR (0x21) |
59 | |
60 | /* KCQ (kernel completion queue) completion status */ |
61 | #define ISCSI_KCQE_COMPLETION_STATUS_SUCCESS (0x0) |
62 | #define ISCSI_KCQE_COMPLETION_STATUS_INVALID_OPCODE (0x1) |
63 | #define ISCSI_KCQE_COMPLETION_STATUS_CTX_ALLOC_FAILURE (0x2) |
64 | #define ISCSI_KCQE_COMPLETION_STATUS_CTX_FREE_FAILURE (0x3) |
65 | #define ISCSI_KCQE_COMPLETION_STATUS_NIC_ERROR (0x4) |
66 | |
67 | #define ISCSI_KCQE_COMPLETION_STATUS_HDR_DIG_ERR (0x5) |
68 | #define ISCSI_KCQE_COMPLETION_STATUS_DATA_DIG_ERR (0x6) |
69 | |
70 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_UNEXPECTED_OPCODE (0xa) |
71 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_OPCODE (0xb) |
72 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_AHS_LEN (0xc) |
73 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_ITT (0xd) |
74 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_STATSN (0xe) |
75 | |
76 | /* Response */ |
77 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_EXP_DATASN (0xf) |
78 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_PEND_R2T (0x10) |
79 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATA_SEG_LEN_IS_ZERO (0x2c) |
80 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATA_SEG_LEN_TOO_BIG (0x2d) |
81 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_0 (0x11) |
82 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_1 (0x12) |
83 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_2 (0x13) |
84 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_3 (0x14) |
85 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_4 (0x15) |
86 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_5 (0x16) |
87 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_6 (0x17) |
88 | |
89 | /* Data-In */ |
90 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_REMAIN_RCV_LEN (0x18) |
91 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_MAX_RCV_PDU_LEN (0x19) |
92 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_F_BIT_ZERO (0x1a) |
93 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_TTT_NOT_RSRV (0x1b) |
94 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATASN (0x1c) |
95 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_REMAIN_BURST_LEN (0x1d) |
96 | |
97 | /* R2T */ |
98 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_BUFFER_OFF (0x1f) |
99 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_LUN (0x20) |
100 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_R2TSN (0x21) |
101 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_0 (0x22) |
102 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_1 (0x23) |
103 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_PEND_R2T_EXCEED (0x24) |
104 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_TTT_IS_RSRV (0x25) |
105 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_MAX_BURST_LEN (0x26) |
106 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATA_SEG_LEN_NOT_ZERO (0x27) |
107 | |
108 | /* TMF */ |
109 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_REJECT_PDU_LEN (0x28) |
110 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_ASYNC_PDU_LEN (0x29) |
111 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_NOPIN_PDU_LEN (0x2a) |
112 | #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_PEND_R2T_IN_CLEANUP (0x2b) |
113 | |
114 | /* IP/TCP processing errors: */ |
115 | #define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_IP_FRAGMENT (0x40) |
116 | #define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_IP_OPTIONS (0x41) |
117 | #define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_URGENT_FLAG (0x42) |
118 | #define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_MAX_RTRANS (0x43) |
119 | |
120 | /* iSCSI licensing errors */ |
121 | /* general iSCSI license not installed */ |
122 | #define ISCSI_KCQE_COMPLETION_STATUS_ISCSI_NOT_SUPPORTED (0x50) |
123 | /* additional LOM specific iSCSI license not installed */ |
124 | #define ISCSI_KCQE_COMPLETION_STATUS_LOM_ISCSI_NOT_ENABLED (0x51) |
125 | |
126 | #define ISCSI_KCQE_COMPLETION_STATUS_CID_BUSY (0x80) |
127 | #define ISCSI_KCQE_COMPLETION_STATUS_PARITY_ERR (0x81) |
128 | |
129 | /* SQ/RQ/CQ DB structure sizes */ |
130 | #define ISCSI_SQ_DB_SIZE (16) |
131 | #define ISCSI_RQ_DB_SIZE (64) |
132 | #define ISCSI_CQ_DB_SIZE (80) |
133 | |
134 | #define ISCSI_SQN_TO_NOTIFY_NOT_VALID 0xFFFF |
135 | |
136 | /* Page size codes (for flags field in connection offload request) */ |
137 | #define ISCSI_PAGE_SIZE_256 (0) |
138 | #define ISCSI_PAGE_SIZE_512 (1) |
139 | #define ISCSI_PAGE_SIZE_1K (2) |
140 | #define ISCSI_PAGE_SIZE_2K (3) |
141 | #define ISCSI_PAGE_SIZE_4K (4) |
142 | #define ISCSI_PAGE_SIZE_8K (5) |
143 | #define ISCSI_PAGE_SIZE_16K (6) |
144 | #define ISCSI_PAGE_SIZE_32K (7) |
145 | #define ISCSI_PAGE_SIZE_64K (8) |
146 | #define ISCSI_PAGE_SIZE_128K (9) |
147 | #define ISCSI_PAGE_SIZE_256K (10) |
148 | #define ISCSI_PAGE_SIZE_512K (11) |
149 | #define ISCSI_PAGE_SIZE_1M (12) |
150 | #define ISCSI_PAGE_SIZE_2M (13) |
151 | #define ISCSI_PAGE_SIZE_4M (14) |
152 | #define ISCSI_PAGE_SIZE_8M (15) |
153 | |
154 | /* Iscsi PDU related defines */ |
155 | #define (48) |
156 | #define ISCSI_DIGEST_SHIFT (2) |
157 | #define ISCSI_DIGEST_SIZE (4) |
158 | |
159 | #define B577XX_ISCSI_CONNECTION_TYPE 3 |
160 | |
161 | #endif /*__57XX_ISCSI_CONSTANTS_H_ */ |
162 | |