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dpti_i2o.h
资源名称：SBC-2410X_kernel.tar.gz　[点击查看]
上传用户：lgb322
上传日期：2013-02-24
资源大小：30529k
文件大小：14k
源码类别：

嵌入式Linux

开发平台：

Unix_Linux

dpti_i2o.h：源码内容
  1. #ifndef _SCSI_I2O_H
  2. #define _SCSI_I2O_H
  4. /* I2O kernel space accessible structures/APIs
  5.  *
  6.  * (c) Copyright 1999, 2000 Red Hat Software
  7.  *
  8.  * This program is free software; you can redistribute it and/or
  9.  * modify it under the terms of the GNU General Public License
  10.  * as published by the Free Software Foundation; either version
  11.  * 2 of the License, or (at your option) any later version.
  12.  *
  13.  *************************************************************************
  14.  *
  15.  * This header file defined the I2O APIs/structures for use by
  16.  * the I2O kernel modules.
  17.  *
  18.  */
  20. #ifdef __KERNEL__       /* This file to be included by kernel only */
  22. #include <linux/i2o-dev.h>
  24. #include <asm/semaphore.h> /* Needed for MUTEX init macros */
  25. #include <linux/config.h>
  26. #include <linux/notifier.h>
  27. #include <asm/atomic.h>
  30. /*
  31.  * Tunable parameters first
  32.  */
  34. /* How many different OSM's are we allowing */ 
  35. #define MAX_I2O_MODULES 64
  37. #define I2O_EVT_CAPABILITY_OTHER 0x01
  38. #define I2O_EVT_CAPABILITY_CHANGED 0x02
  40. #define I2O_EVT_SENSOR_STATE_CHANGED 0x01
  42. //#ifdef __KERNEL__   /* ioctl stuff only thing exported to users */
  44. #define I2O_MAX_MANAGERS 4
  46. #include <asm/semaphore.h> /* Needed for MUTEX init macros */
  48. /*
  49.  * I2O Interface Objects
  50.  */
  52. #include <linux/config.h>
  53. #include <linux/notifier.h>
  54. #include <asm/atomic.h>
  56. #if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)
  58. #define DECLARE_MUTEX(name) struct semaphore name=MUTEX
  60. typedef struct wait_queue *adpt_wait_queue_head_t;
  61. #define ADPT_DECLARE_WAIT_QUEUE_HEAD(wait) adpt_wait_queue_head_t wait = NULL
  62. typedef struct wait_queue adpt_wait_queue_t;
  63. #else
  65. #include <linux/wait.h>
  66. typedef wait_queue_head_t adpt_wait_queue_head_t;
  67. #define ADPT_DECLARE_WAIT_QUEUE_HEAD(wait) DECLARE_WAIT_QUEUE_HEAD(wait)
  68. typedef wait_queue_t adpt_wait_queue_t;
  70. #endif
  71. /*
  72.  * message structures
  73.  */
  75. struct i2o_message
  76. {
  77. u8 version_offset;
  78. u8 flags;
  79. u16 size;
  80. u32 target_tid:12;
  81. u32 init_tid:12;
  82. u32 function:8;
  83. u32 initiator_context;
  84. /* List follows */
  85. };
  87. struct adpt_device;
  88. struct _adpt_hba;
  89. struct i2o_device
  90. {
  91. struct i2o_device *next; /* Chain */
  92. struct i2o_device *prev;
  94. char dev_name[8]; /* linux /dev name if available */
  95. i2o_lct_entry lct_data;/* Device LCT information */
  96. u32 flags;
  97. struct proc_dir_entry* proc_entry; /* /proc dir */
  98. struct adpt_device *owner;
  99. struct _adpt_hba *controller; /* Controlling IOP */
  100. };
  102. /*
  103.  * Each I2O controller has one of these objects
  104.  */
  105.  
  106. struct i2o_controller
  107. {
  108. char name[16];
  109. int unit;
  110. int type;
  111. int enabled;
  113. struct notifier_block *event_notifer; /* Events */
  114. atomic_t users;
  115. struct i2o_device *devices; /* I2O device chain */
  116. struct i2o_controller *next; /* Controller chain */
  118. };
  120. /*
  121.  * I2O System table entry
  122.  */
  123. struct i2o_sys_tbl_entry
  124. {
  125. u16 org_id;
  126. u16 reserved1;
  127. u32 iop_id:12;
  128. u32 reserved2:20;
  129. u16 seg_num:12;
  130. u16  i2o_version:4;
  131. u8  iop_state;
  132. u8  msg_type;
  133. u16 frame_size;
  134. u16 reserved3;
  135. u32 last_changed;
  136. u32 iop_capabilities;
  137. u32 inbound_low;
  138. u32 inbound_high;
  139. };
  141. struct i2o_sys_tbl
  142. {
  143. u8  num_entries;
  144. u8  version;
  145. u16  reserved1;
  146. u32 change_ind;
  147. u32 reserved2;
  148. u32 reserved3;
  149. struct i2o_sys_tbl_entry iops[0];
  150. };
  152. /*
  153.  * I2O classes / subclasses
  154.  */
  156. /*  Class ID and Code Assignments
  157.  *  (LCT.ClassID.Version field)
  158.  */
  159. #define    I2O_CLASS_VERSION_10                        0x00
  160. #define    I2O_CLASS_VERSION_11                        0x01
  162. /*  Class code names
  163.  *  (from v1.5 Table 6-1 Class Code Assignments.)
  164.  */
  165.  
  166. #define    I2O_CLASS_EXECUTIVE                         0x000
  167. #define    I2O_CLASS_DDM                               0x001
  168. #define    I2O_CLASS_RANDOM_BLOCK_STORAGE              0x010
  169. #define    I2O_CLASS_SEQUENTIAL_STORAGE                0x011
  170. #define    I2O_CLASS_LAN                               0x020
  171. #define    I2O_CLASS_WAN                               0x030
  172. #define    I2O_CLASS_FIBRE_CHANNEL_PORT                0x040
  173. #define    I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL          0x041
  174. #define    I2O_CLASS_SCSI_PERIPHERAL                   0x051
  175. #define    I2O_CLASS_ATE_PORT                          0x060
  176. #define    I2O_CLASS_ATE_PERIPHERAL                    0x061
  177. #define    I2O_CLASS_FLOPPY_CONTROLLER                 0x070
  178. #define    I2O_CLASS_FLOPPY_DEVICE                     0x071
  179. #define    I2O_CLASS_BUS_ADAPTER_PORT                  0x080
  180. #define    I2O_CLASS_PEER_TRANSPORT_AGENT              0x090
  181. #define    I2O_CLASS_PEER_TRANSPORT                    0x091
  183. /*  Rest of 0x092 - 0x09f reserved for peer-to-peer classes
  184.  */
  185.  
  186. #define    I2O_CLASS_MATCH_ANYCLASS                    0xffffffff
  188. /*  Subclasses
  189.  */
  191. #define    I2O_SUBCLASS_i960                           0x001
  192. #define    I2O_SUBCLASS_HDM                            0x020
  193. #define    I2O_SUBCLASS_ISM                            0x021
  194.  
  195. /* Operation functions */
  197. #define I2O_PARAMS_FIELD_GET 0x0001
  198. #define I2O_PARAMS_LIST_GET 0x0002
  199. #define I2O_PARAMS_MORE_GET 0x0003
  200. #define I2O_PARAMS_SIZE_GET 0x0004
  201. #define I2O_PARAMS_TABLE_GET 0x0005
  202. #define I2O_PARAMS_FIELD_SET 0x0006
  203. #define I2O_PARAMS_LIST_SET 0x0007
  204. #define I2O_PARAMS_ROW_ADD 0x0008
  205. #define I2O_PARAMS_ROW_DELETE 0x0009
  206. #define I2O_PARAMS_TABLE_CLEAR 0x000A
  208. /*
  209.  * I2O serial number conventions / formats
  210.  * (circa v1.5)
  211.  */
  213. #define    I2O_SNFORMAT_UNKNOWN                        0
  214. #define    I2O_SNFORMAT_BINARY                         1
  215. #define    I2O_SNFORMAT_ASCII                          2
  216. #define    I2O_SNFORMAT_UNICODE                        3
  217. #define    I2O_SNFORMAT_LAN48_MAC                      4
  218. #define    I2O_SNFORMAT_WAN                            5
  220. /* Plus new in v2.0 (Yellowstone pdf doc)
  221.  */
  223. #define    I2O_SNFORMAT_LAN64_MAC                      6
  224. #define    I2O_SNFORMAT_DDM                            7
  225. #define    I2O_SNFORMAT_IEEE_REG64                     8
  226. #define    I2O_SNFORMAT_IEEE_REG128                    9
  227. #define    I2O_SNFORMAT_UNKNOWN2                       0xff
  229. /* Transaction Reply Lists (TRL) Control Word structure */
  231. #define TRL_SINGLE_FIXED_LENGTH 0x00
  232. #define TRL_SINGLE_VARIABLE_LENGTH 0x40
  233. #define TRL_MULTIPLE_FIXED_LENGTH 0x80
  235. /*
  236.  * Messaging API values
  237.  */
  238.  
  239. #define I2O_CMD_ADAPTER_ASSIGN 0xB3
  240. #define I2O_CMD_ADAPTER_READ 0xB2
  241. #define I2O_CMD_ADAPTER_RELEASE 0xB5
  242. #define I2O_CMD_BIOS_INFO_SET 0xA5
  243. #define I2O_CMD_BOOT_DEVICE_SET 0xA7
  244. #define I2O_CMD_CONFIG_VALIDATE 0xBB
  245. #define I2O_CMD_CONN_SETUP 0xCA
  246. #define I2O_CMD_DDM_DESTROY 0xB1
  247. #define I2O_CMD_DDM_ENABLE 0xD5
  248. #define I2O_CMD_DDM_QUIESCE 0xC7
  249. #define I2O_CMD_DDM_RESET 0xD9
  250. #define I2O_CMD_DDM_SUSPEND 0xAF
  251. #define I2O_CMD_DEVICE_ASSIGN 0xB7
  252. #define I2O_CMD_DEVICE_RELEASE 0xB9
  253. #define I2O_CMD_HRT_GET 0xA8
  254. #define I2O_CMD_ADAPTER_CLEAR 0xBE
  255. #define I2O_CMD_ADAPTER_CONNECT 0xC9
  256. #define I2O_CMD_ADAPTER_RESET 0xBD
  257. #define I2O_CMD_LCT_NOTIFY 0xA2
  258. #define I2O_CMD_OUTBOUND_INIT 0xA1
  259. #define I2O_CMD_PATH_ENABLE 0xD3
  260. #define I2O_CMD_PATH_QUIESCE 0xC5
  261. #define I2O_CMD_PATH_RESET 0xD7
  262. #define I2O_CMD_STATIC_MF_CREATE 0xDD
  263. #define I2O_CMD_STATIC_MF_RELEASE 0xDF
  264. #define I2O_CMD_STATUS_GET 0xA0
  265. #define I2O_CMD_SW_DOWNLOAD 0xA9
  266. #define I2O_CMD_SW_UPLOAD 0xAB
  267. #define I2O_CMD_SW_REMOVE 0xAD
  268. #define I2O_CMD_SYS_ENABLE 0xD1
  269. #define I2O_CMD_SYS_MODIFY 0xC1
  270. #define I2O_CMD_SYS_QUIESCE 0xC3
  271. #define I2O_CMD_SYS_TAB_SET 0xA3
  273. #define I2O_CMD_UTIL_NOP 0x00
  274. #define I2O_CMD_UTIL_ABORT 0x01
  275. #define I2O_CMD_UTIL_CLAIM 0x09
  276. #define I2O_CMD_UTIL_RELEASE 0x0B
  277. #define I2O_CMD_UTIL_PARAMS_GET 0x06
  278. #define I2O_CMD_UTIL_PARAMS_SET 0x05
  279. #define I2O_CMD_UTIL_EVT_REGISTER 0x13
  280. #define I2O_CMD_UTIL_EVT_ACK 0x14
  281. #define I2O_CMD_UTIL_CONFIG_DIALOG 0x10
  282. #define I2O_CMD_UTIL_DEVICE_RESERVE 0x0D
  283. #define I2O_CMD_UTIL_DEVICE_RELEASE 0x0F
  284. #define I2O_CMD_UTIL_LOCK 0x17
  285. #define I2O_CMD_UTIL_LOCK_RELEASE 0x19
  286. #define I2O_CMD_UTIL_REPLY_FAULT_NOTIFY 0x15
  288. #define I2O_CMD_SCSI_EXEC 0x81
  289. #define I2O_CMD_SCSI_ABORT 0x83
  290. #define I2O_CMD_SCSI_BUSRESET 0x27
  292. #define I2O_CMD_BLOCK_READ 0x30
  293. #define I2O_CMD_BLOCK_WRITE 0x31
  294. #define I2O_CMD_BLOCK_CFLUSH 0x37
  295. #define I2O_CMD_BLOCK_MLOCK 0x49
  296. #define I2O_CMD_BLOCK_MUNLOCK 0x4B
  297. #define I2O_CMD_BLOCK_MMOUNT 0x41
  298. #define I2O_CMD_BLOCK_MEJECT 0x43
  300. #define I2O_PRIVATE_MSG 0xFF
  302. /*
  303.  * Init Outbound Q status 
  304.  */
  305.  
  306. #define I2O_CMD_OUTBOUND_INIT_IN_PROGRESS 0x01
  307. #define I2O_CMD_OUTBOUND_INIT_REJECTED 0x02
  308. #define I2O_CMD_OUTBOUND_INIT_FAILED 0x03
  309. #define I2O_CMD_OUTBOUND_INIT_COMPLETE 0x04
  311. /*
  312.  * I2O Get Status State values 
  313.  */
  315. #define ADAPTER_STATE_INITIALIZING 0x01
  316. #define ADAPTER_STATE_RESET 0x02
  317. #define ADAPTER_STATE_HOLD 0x04
  318. #define ADAPTER_STATE_READY 0x05
  319. #define ADAPTER_STATE_OPERATIONAL 0x08
  320. #define ADAPTER_STATE_FAILED 0x10
  321. #define ADAPTER_STATE_FAULTED 0x11
  323. /* I2O API function return values */
  325. #define I2O_RTN_NO_ERROR 0
  326. #define I2O_RTN_NOT_INIT 1
  327. #define I2O_RTN_FREE_Q_EMPTY 2
  328. #define I2O_RTN_TCB_ERROR 3
  329. #define I2O_RTN_TRANSACTION_ERROR 4
  330. #define I2O_RTN_ADAPTER_ALREADY_INIT 5
  331. #define I2O_RTN_MALLOC_ERROR 6
  332. #define I2O_RTN_ADPTR_NOT_REGISTERED 7
  333. #define I2O_RTN_MSG_REPLY_TIMEOUT 8
  334. #define I2O_RTN_NO_STATUS 9
  335. #define I2O_RTN_NO_FIRM_VER 10
  336. #define I2O_RTN_NO_LINK_SPEED 11
  338. /* Reply message status defines for all messages */
  340. #define I2O_REPLY_STATUS_SUCCESS                     0x00
  341. #define I2O_REPLY_STATUS_ABORT_DIRTY                 0x01
  342. #define I2O_REPLY_STATUS_ABORT_NO_DATA_TRANSFER      0x02
  343. #define I2O_REPLY_STATUS_ABORT_PARTIAL_TRANSFER 0x03
  344. #define I2O_REPLY_STATUS_ERROR_DIRTY 0x04
  345. #define I2O_REPLY_STATUS_ERROR_NO_DATA_TRANSFER 0x05
  346. #define I2O_REPLY_STATUS_ERROR_PARTIAL_TRANSFER 0x06
  347. #define I2O_REPLY_STATUS_PROCESS_ABORT_DIRTY 0x08
  348. #define I2O_REPLY_STATUS_PROCESS_ABORT_NO_DATA_TRANSFER 0x09
  349. #define I2O_REPLY_STATUS_PROCESS_ABORT_PARTIAL_TRANSFER 0x0A
  350. #define I2O_REPLY_STATUS_TRANSACTION_ERROR 0x0B
  351. #define I2O_REPLY_STATUS_PROGRESS_REPORT 0x80
  353. /* Status codes and Error Information for Parameter functions */
  355. #define I2O_PARAMS_STATUS_SUCCESS 0x00
  356. #define I2O_PARAMS_STATUS_BAD_KEY_ABORT 0x01
  357. #define I2O_PARAMS_STATUS_BAD_KEY_CONTINUE    0x02
  358. #define I2O_PARAMS_STATUS_BUFFER_FULL 0x03
  359. #define I2O_PARAMS_STATUS_BUFFER_TOO_SMALL 0x04
  360. #define I2O_PARAMS_STATUS_FIELD_UNREADABLE 0x05
  361. #define I2O_PARAMS_STATUS_FIELD_UNWRITEABLE 0x06
  362. #define I2O_PARAMS_STATUS_INSUFFICIENT_FIELDS 0x07
  363. #define I2O_PARAMS_STATUS_INVALID_GROUP_ID 0x08
  364. #define I2O_PARAMS_STATUS_INVALID_OPERATION 0x09
  365. #define I2O_PARAMS_STATUS_NO_KEY_FIELD 0x0A
  366. #define I2O_PARAMS_STATUS_NO_SUCH_FIELD 0x0B
  367. #define I2O_PARAMS_STATUS_NON_DYNAMIC_GROUP 0x0C
  368. #define I2O_PARAMS_STATUS_OPERATION_ERROR 0x0D
  369. #define I2O_PARAMS_STATUS_SCALAR_ERROR 0x0E
  370. #define I2O_PARAMS_STATUS_TABLE_ERROR 0x0F
  371. #define I2O_PARAMS_STATUS_WRONG_GROUP_TYPE 0x10
  373. /* DetailedStatusCode defines for Executive, DDM, Util and Transaction error
  374.  * messages: Table 3-2 Detailed Status Codes.*/
  376. #define I2O_DSC_SUCCESS                        0x0000
  377. #define I2O_DSC_BAD_KEY                        0x0002
  378. #define I2O_DSC_TCL_ERROR                      0x0003
  379. #define I2O_DSC_REPLY_BUFFER_FULL              0x0004
  380. #define I2O_DSC_NO_SUCH_PAGE                   0x0005
  381. #define I2O_DSC_INSUFFICIENT_RESOURCE_SOFT     0x0006
  382. #define I2O_DSC_INSUFFICIENT_RESOURCE_HARD     0x0007
  383. #define I2O_DSC_CHAIN_BUFFER_TOO_LARGE         0x0009
  384. #define I2O_DSC_UNSUPPORTED_FUNCTION           0x000A
  385. #define I2O_DSC_DEVICE_LOCKED                  0x000B
  386. #define I2O_DSC_DEVICE_RESET                   0x000C
  387. #define I2O_DSC_INAPPROPRIATE_FUNCTION         0x000D
  388. #define I2O_DSC_INVALID_INITIATOR_ADDRESS      0x000E
  389. #define I2O_DSC_INVALID_MESSAGE_FLAGS          0x000F
  390. #define I2O_DSC_INVALID_OFFSET                 0x0010
  391. #define I2O_DSC_INVALID_PARAMETER              0x0011
  392. #define I2O_DSC_INVALID_REQUEST                0x0012
  393. #define I2O_DSC_INVALID_TARGET_ADDRESS         0x0013
  394. #define I2O_DSC_MESSAGE_TOO_LARGE              0x0014
  395. #define I2O_DSC_MESSAGE_TOO_SMALL              0x0015
  396. #define I2O_DSC_MISSING_PARAMETER              0x0016
  397. #define I2O_DSC_TIMEOUT                        0x0017
  398. #define I2O_DSC_UNKNOWN_ERROR                  0x0018
  399. #define I2O_DSC_UNKNOWN_FUNCTION               0x0019
  400. #define I2O_DSC_UNSUPPORTED_VERSION            0x001A
  401. #define I2O_DSC_DEVICE_BUSY                    0x001B
  402. #define I2O_DSC_DEVICE_NOT_AVAILABLE           0x001C
  404. /* Device Claim Types */
  405. #define I2O_CLAIM_PRIMARY 0x01000000
  406. #define I2O_CLAIM_MANAGEMENT 0x02000000
  407. #define I2O_CLAIM_AUTHORIZED 0x03000000
  408. #define I2O_CLAIM_SECONDARY 0x04000000
  409.  
  410. /* Message header defines for VersionOffset */
  411. #define I2OVER15 0x0001
  412. #define I2OVER20 0x0002
  413. /* Default is 1.5, FIXME: Need support for both 1.5 and 2.0 */
  414. #define I2OVERSION I2OVER15
  415. #define SGL_OFFSET_0    I2OVERSION
  416. #define SGL_OFFSET_4    (0x0040 | I2OVERSION)
  417. #define SGL_OFFSET_5    (0x0050 | I2OVERSION)
  418. #define SGL_OFFSET_6    (0x0060 | I2OVERSION)
  419. #define SGL_OFFSET_7    (0x0070 | I2OVERSION)
  420. #define SGL_OFFSET_8    (0x0080 | I2OVERSION)
  421. #define SGL_OFFSET_9    (0x0090 | I2OVERSION)
  422. #define SGL_OFFSET_10   (0x00A0 | I2OVERSION)
  423. #define SGL_OFFSET_12   (0x00C0 | I2OVERSION)
  425. #define TRL_OFFSET_5    (0x0050 | I2OVERSION)
  426. #define TRL_OFFSET_6    (0x0060 | I2OVERSION)
  428.  /* msg header defines for MsgFlags */
  429. #define MSG_STATIC 0x0100
  430. #define MSG_64BIT_CNTXT 0x0200
  431. #define MSG_MULTI_TRANS 0x1000
  432. #define MSG_FAIL 0x2000
  433. #define MSG_LAST 0x4000
  434. #define MSG_REPLY 0x8000
  436.  /* minimum size msg */
  437. #define THREE_WORD_MSG_SIZE 0x00030000
  438. #define FOUR_WORD_MSG_SIZE 0x00040000
  439. #define FIVE_WORD_MSG_SIZE 0x00050000
  440. #define SIX_WORD_MSG_SIZE 0x00060000
  441. #define SEVEN_WORD_MSG_SIZE 0x00070000
  442. #define EIGHT_WORD_MSG_SIZE 0x00080000
  443. #define NINE_WORD_MSG_SIZE 0x00090000
  444. #define TEN_WORD_MSG_SIZE 0x000A0000
  445. #define I2O_MESSAGE_SIZE(x) ((x)<<16)
  448. /* Special TID Assignments */
  450. #define ADAPTER_TID 0
  451. #define HOST_TID 1
  453. #define MSG_FRAME_SIZE 128
  454. #define NMBR_MSG_FRAMES 128
  456. #define MSG_POOL_SIZE 16384
  458. #define I2O_POST_WAIT_OK 0
  459. #define I2O_POST_WAIT_TIMEOUT -ETIMEDOUT
  462. #endif /* __KERNEL__ */
  464. #endif /* _SCSI_I2O_H */