3 //###########################################################################
5 //###########################################################################
6 #define CISS_VERSION "1.00"
8 //general boundary defintions
9 #define SENSEINFOBYTES 32//note that this value may vary between host implementations
10 #define MAXSGENTRIES 31
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
29 #define XFER_NONE 0x00
30 #define XFER_WRITE 0x01
31 #define XFER_READ 0x02
32 #define XFER_RSVD 0x03
35 #define ATTR_UNTAGGED 0x00
36 #define ATTR_SIMPLE 0x04
37 #define ATTR_HEADOFQUEUE 0x05
38 #define ATTR_ORDERED 0x06
45 //config space register offsets
46 #define CFG_VENDORID 0x00
47 #define CFG_DEVICEID 0x02
48 #define CFG_I2OBAR 0x10
49 #define CFG_MEM1BAR 0x14
51 //i2o space register offsets
52 #define I2O_IBDB_SET 0x20
53 #define I2O_IBDB_CLEAR 0x70
54 #define I2O_INT_STATUS 0x30
55 #define I2O_INT_MASK 0x34
56 #define I2O_IBPOST_Q 0x40
57 #define I2O_OBPOST_Q 0x44
58 #define I2O_DMA1_CFG 0x214
61 #define CFGTBL_ChangeReq 0x00000001l
62 #define CFGTBL_AccCmds 0x00000001l
64 #define CFGTBL_Trans_Simple 0x00000002l
66 #define CFGTBL_BusType_Ultra2 0x00000001l
67 #define CFGTBL_BusType_Ultra3 0x00000002l
68 #define CFGTBL_BusType_Fibre1G 0x00000100l
69 #define CFGTBL_BusType_Fibre2G 0x00000200l
70 typedef struct _vals32
82 // Type defs used in the following structs
89 //###########################################################################
91 //###########################################################################
92 #define CISS_MAX_LUN 1024
93 #define CISS_MAX_PHYS_LUN 1024
98 #define CISS_INQUIRY 0x12
100 typedef struct _InquiryData_struct
103 } InquiryData_struct;
105 #define CISS_REPORT_LOG 0xc2 /* Report Logical LUNs */
106 #define CISS_REPORT_PHYS 0xc3 /* Report Physical LUNs */
108 typedef struct _ReportLUNdata_struct
110 BYTE LUNListLength[4];
112 BYTE LUN[CISS_MAX_LUN][8];
113 } ReportLunData_struct;
115 #define CCISS_READ_CAPACITY 0x25 /* Read Capacity */
116 typedef struct _ReadCapdata_struct
118 BYTE total_size[4]; // Total size in blocks
119 BYTE block_size[4]; // Size of blocks in bytes
120 } ReadCapdata_struct;
122 #define CCISS_READ_CAPACITY_16 0x9e /* Read Capacity 16 */
124 /* service action to differentiate a 16 byte read capacity from
125 other commands that use the 0x9e SCSI op code */
127 #define CCISS_READ_CAPACITY_16_SERVICE_ACT 0x10
129 typedef struct _ReadCapdata_struct_16
131 BYTE total_size[8]; /* Total size in blocks */
132 BYTE block_size[4]; /* Size of blocks in bytes */
133 BYTE prot_en:1; /* protection enable bit */
134 BYTE rto_en:1; /* reference tag own enable bit */
135 BYTE reserved:6; /* reserved bits */
136 BYTE reserved2[18]; /* reserved bytes per spec */
137 } ReadCapdata_struct_16;
139 /* Define the supported read/write commands for cciss based controllers */
141 #define CCISS_READ_10 0x28 /* Read(10) */
142 #define CCISS_WRITE_10 0x2a /* Write(10) */
143 #define CCISS_READ_16 0x88 /* Read(16) */
144 #define CCISS_WRITE_16 0x8a /* Write(16) */
146 /* Define the CDB lengths supported by cciss based controllers */
152 #define BMIC_READ 0x26
153 #define BMIC_WRITE 0x27
154 #define BMIC_CACHE_FLUSH 0xc2
155 #define CCISS_CACHE_FLUSH 0x01 //C2 was already being used by CCISS
157 //Command List Structure
158 typedef union _SCSI3Addr_struct {
177 typedef struct _PhysDevAddr_struct {
181 SCSI3Addr_struct Target[2]; //2 level target device addr
182 } PhysDevAddr_struct;
184 typedef struct _LogDevAddr_struct {
190 typedef union _LUNAddr_struct {
191 BYTE LunAddrBytes[8];
192 SCSI3Addr_struct SCSI3Lun[4];
193 PhysDevAddr_struct PhysDev;
194 LogDevAddr_struct LogDev;
197 typedef struct _CommandListHeader_struct {
203 } CommandListHeader_struct;
204 typedef struct _RequestBlock_struct {
213 } RequestBlock_struct;
214 typedef struct _ErrDescriptor_struct {
217 } ErrDescriptor_struct;
218 typedef struct _SGDescriptor_struct {
222 } SGDescriptor_struct;
224 typedef union _MoreErrInfo_struct{
232 BYTE offense_size;//size of offending entry
233 BYTE offense_num; //byte # of offense 0-base
237 typedef struct _ErrorInfo_struct {
242 MoreErrInfo_struct MoreErrInfo;
243 BYTE SenseInfo[SENSEINFOBYTES];
247 #define CMD_RWREQ 0x00
248 #define CMD_IOCTL_PEND 0x01
249 #define CMD_SCSI 0x03
250 #define CMD_MSG_DONE 0x04
251 #define CMD_MSG_TIMEOUT 0x05
253 /* This structure needs to be divisible by 8 for new
256 #define PADSIZE (sizeof(long) - 4)
257 typedef struct _CommandList_struct {
258 CommandListHeader_struct Header;
259 RequestBlock_struct Request;
260 ErrDescriptor_struct ErrDesc;
261 SGDescriptor_struct SG[MAXSGENTRIES];
262 /* information associated with the command */
263 __u32 busaddr; /* physical address of this record */
264 ErrorInfo_struct * err_info; /* pointer to the allocated mem */
268 struct _CommandList_struct *prev;
269 struct _CommandList_struct *next;
271 struct completion *waiting;
275 } CommandList_struct;
277 //Configuration Table Structure
278 typedef struct _HostWrite_struct {
279 DWORD TransportRequest;
285 typedef struct _CfgTable_struct {
288 DWORD TransportSupport;
289 DWORD TransportActive;
290 HostWrite_struct HostWrite;
299 #endif // CCISS_CMD_H