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f39a7757 | 1 | /* 57xx_iscsi_constants.h: QLogic NetXtreme II iSCSI HSI |
cf4e6363 | 2 | * |
0b3bf387 | 3 | * Copyright (c) 2006 - 2013 Broadcom Corporation |
f39a7757 | 4 | * Copyright (c) 2014, QLogic Corporation |
cf4e6363 MC |
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) | |
f39a7757 VC |
11 | * Previously Maintained by: Eddie Wai (eddie.wai@broadcom.com) |
12 | * Maintained by: QLogic-Storage-Upstream@qlogic.com | |
cf4e6363 MC |
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 | ||
fdf24086 | 126 | #define ISCSI_KCQE_COMPLETION_STATUS_CID_BUSY (0x80) |
8ec3e702 | 127 | #define ISCSI_KCQE_COMPLETION_STATUS_PARITY_ERR (0x81) |
fdf24086 | 128 | |
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129 | /* SQ/RQ/CQ DB structure sizes */ |
130 | #define ISCSI_SQ_DB_SIZE (16) | |
f4b5ad26 | 131 | #define ISCSI_RQ_DB_SIZE (64) |
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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 ISCSI_HEADER_SIZE (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_ */ |