4 #define CISS_VERSION "1.00"
6 /* general boundary definitions */
7 #define SENSEINFOBYTES 32 /* note that this value may vary
8 between host implementations */
9 #define MAXSGENTRIES 32
10 #define CCISS_SG_CHAIN 0x80000000
11 #define MAXREPLYQS 256
13 /* Command Status value */
14 #define CMD_SUCCESS 0x0000
15 #define CMD_TARGET_STATUS 0x0001
16 #define CMD_DATA_UNDERRUN 0x0002
17 #define CMD_DATA_OVERRUN 0x0003
18 #define CMD_INVALID 0x0004
19 #define CMD_PROTOCOL_ERR 0x0005
20 #define CMD_HARDWARE_ERR 0x0006
21 #define CMD_CONNECTION_LOST 0x0007
22 #define CMD_ABORTED 0x0008
23 #define CMD_ABORT_FAILED 0x0009
24 #define CMD_UNSOLICITED_ABORT 0x000A
25 #define CMD_TIMEOUT 0x000B
26 #define CMD_UNABORTABLE 0x000C
28 /* Unit Attentions ASC's as defined for the MSA2012sa */
29 #define POWER_OR_RESET 0x29
30 #define STATE_CHANGED 0x2a
31 #define UNIT_ATTENTION_CLEARED 0x2f
32 #define LUN_FAILED 0x3e
33 #define REPORT_LUNS_CHANGED 0x3f
35 /* Unit Attentions ASCQ's as defined for the MSA2012sa */
37 /* These ASCQ's defined for ASC = POWER_OR_RESET */
38 #define POWER_ON_RESET 0x00
39 #define POWER_ON_REBOOT 0x01
40 #define SCSI_BUS_RESET 0x02
41 #define MSA_TARGET_RESET 0x03
42 #define CONTROLLER_FAILOVER 0x04
43 #define TRANSCEIVER_SE 0x05
44 #define TRANSCEIVER_LVD 0x06
46 /* These ASCQ's defined for ASC = STATE_CHANGED */
47 #define RESERVATION_PREEMPTED 0x03
48 #define ASYM_ACCESS_CHANGED 0x06
49 #define LUN_CAPACITY_CHANGED 0x09
51 /* transfer direction */
52 #define XFER_NONE 0x00
53 #define XFER_WRITE 0x01
54 #define XFER_READ 0x02
55 #define XFER_RSVD 0x03
58 #define ATTR_UNTAGGED 0x00
59 #define ATTR_SIMPLE 0x04
60 #define ATTR_HEADOFQUEUE 0x05
61 #define ATTR_ORDERED 0x06
68 /* config space register offsets */
69 #define CFG_VENDORID 0x00
70 #define CFG_DEVICEID 0x02
71 #define CFG_I2OBAR 0x10
72 #define CFG_MEM1BAR 0x14
74 /* i2o space register offsets */
75 #define I2O_IBDB_SET 0x20
76 #define I2O_IBDB_CLEAR 0x70
77 #define I2O_INT_STATUS 0x30
78 #define I2O_INT_MASK 0x34
79 #define I2O_IBPOST_Q 0x40
80 #define I2O_OBPOST_Q 0x44
81 #define I2O_DMA1_CFG 0x214
83 /* Configuration Table */
84 #define CFGTBL_ChangeReq 0x00000001l
85 #define CFGTBL_AccCmds 0x00000001l
87 #define CFGTBL_Trans_Simple 0x00000002l
89 #define CFGTBL_BusType_Ultra2 0x00000001l
90 #define CFGTBL_BusType_Ultra3 0x00000002l
91 #define CFGTBL_BusType_Fibre1G 0x00000100l
92 #define CFGTBL_BusType_Fibre2G 0x00000200l
93 typedef struct _vals32
105 /* Type defs used in the following structs */
113 #define CISS_MAX_LUN 1024
114 #define CISS_MAX_PHYS_LUN 1024
119 #define CISS_INQUIRY 0x12
121 typedef struct _InquiryData_struct
124 } InquiryData_struct;
126 #define CISS_REPORT_LOG 0xc2 /* Report Logical LUNs */
127 #define CISS_REPORT_PHYS 0xc3 /* Report Physical LUNs */
129 typedef struct _ReportLUNdata_struct
131 BYTE LUNListLength[4];
133 BYTE LUN[CISS_MAX_LUN][8];
134 } ReportLunData_struct;
136 #define CCISS_READ_CAPACITY 0x25 /* Read Capacity */
137 typedef struct _ReadCapdata_struct
139 BYTE total_size[4]; /* Total size in blocks */
140 BYTE block_size[4]; /* Size of blocks in bytes */
141 } ReadCapdata_struct;
143 #define CCISS_READ_CAPACITY_16 0x9e /* Read Capacity 16 */
145 /* service action to differentiate a 16 byte read capacity from
146 other commands that use the 0x9e SCSI op code */
148 #define CCISS_READ_CAPACITY_16_SERVICE_ACT 0x10
150 typedef struct _ReadCapdata_struct_16
152 BYTE total_size[8]; /* Total size in blocks */
153 BYTE block_size[4]; /* Size of blocks in bytes */
154 BYTE prot_en:1; /* protection enable bit */
155 BYTE rto_en:1; /* reference tag own enable bit */
156 BYTE reserved:6; /* reserved bits */
157 BYTE reserved2[18]; /* reserved bytes per spec */
158 } ReadCapdata_struct_16;
160 /* Define the supported read/write commands for cciss based controllers */
162 #define CCISS_READ_10 0x28 /* Read(10) */
163 #define CCISS_WRITE_10 0x2a /* Write(10) */
164 #define CCISS_READ_16 0x88 /* Read(16) */
165 #define CCISS_WRITE_16 0x8a /* Write(16) */
167 /* Define the CDB lengths supported by cciss based controllers */
173 #define BMIC_READ 0x26
174 #define BMIC_WRITE 0x27
175 #define BMIC_CACHE_FLUSH 0xc2
176 #define CCISS_CACHE_FLUSH 0x01 /* C2 was already being used by CCISS */
178 /* Command List Structure */
179 typedef union _SCSI3Addr_struct {
183 BYTE Mode:2; /* b00 */
188 BYTE Mode:2; /* b01 */
194 BYTE Mode:2; /* b10 */
198 typedef struct _PhysDevAddr_struct {
202 SCSI3Addr_struct Target[2]; /* 2 level target device addr */
203 } PhysDevAddr_struct;
205 typedef struct _LogDevAddr_struct {
211 typedef union _LUNAddr_struct {
212 BYTE LunAddrBytes[8];
213 SCSI3Addr_struct SCSI3Lun[4];
214 PhysDevAddr_struct PhysDev;
215 LogDevAddr_struct LogDev;
218 #define CTLR_LUNID "\0\0\0\0\0\0\0\0"
220 typedef struct _CommandListHeader_struct {
226 } CommandListHeader_struct;
227 typedef struct _RequestBlock_struct {
236 } RequestBlock_struct;
237 typedef struct _ErrDescriptor_struct {
240 } ErrDescriptor_struct;
241 typedef struct _SGDescriptor_struct {
245 } SGDescriptor_struct;
247 typedef union _MoreErrInfo_struct{
255 BYTE offense_size; /* size of offending entry */
256 BYTE offense_num; /* byte # of offense 0-base */
260 typedef struct _ErrorInfo_struct {
265 MoreErrInfo_struct MoreErrInfo;
266 BYTE SenseInfo[SENSEINFOBYTES];
270 #define CMD_RWREQ 0x00
271 #define CMD_IOCTL_PEND 0x01
272 #define CMD_SCSI 0x03
273 #define CMD_MSG_DONE 0x04
274 #define CMD_MSG_TIMEOUT 0x05
275 #define CMD_MSG_STALE 0xff
277 /* This structure needs to be divisible by 8 for new
280 #define PADSIZE (sizeof(long) - 4)
281 typedef struct _CommandList_struct {
282 CommandListHeader_struct Header;
283 RequestBlock_struct Request;
284 ErrDescriptor_struct ErrDesc;
285 SGDescriptor_struct SG[MAXSGENTRIES];
286 /* information associated with the command */
287 __u32 busaddr; /* physical address of this record */
288 ErrorInfo_struct * err_info; /* pointer to the allocated mem */
292 struct hlist_node list;
294 struct completion *waiting;
298 } CommandList_struct;
300 /* Configuration Table Structure */
301 typedef struct _HostWrite_struct {
302 DWORD TransportRequest;
308 typedef struct _CfgTable_struct {
311 DWORD TransportSupport;
312 DWORD TransportActive;
313 HostWrite_struct HostWrite;
321 DWORD MaxLogicalUnits;
322 DWORD MaxPhysicalDrives;
323 DWORD MaxPhysicalDrivesPerLogicalUnit;
326 #endif /* CCISS_CMD_H */