include/linux/cciss_ioctl.h

   1 #ifndef CCISS_IOCTLH
   2 #define CCISS_IOCTLH
   3
   4 #include <linux/types.h>
   5 #include <linux/ioctl.h>
   6
   7 #define CCISS_IOC_MAGIC 'B'
   8
   9
  10 typedef struct _cciss_pci_info_struct
  11 {
  12         unsigned char   bus;
  13         unsigned char   dev_fn;
  14         __u32           board_id;
  15 } cciss_pci_info_struct;
  16
  17 typedef struct _cciss_coalint_struct
  18 {
  19         __u32  delay;
  20         __u32  count;
  21 } cciss_coalint_struct;
  22
  23 typedef char NodeName_type[16];
  24
  25 typedef __u32 Heartbeat_type;
  26
  27 #define CISS_PARSCSIU2  0x0001
  28 #define CISS_PARCSCIU3  0x0002
  29 #define CISS_FIBRE1G    0x0100
  30 #define CISS_FIBRE2G    0x0200
  31 typedef __u32 BusTypes_type;
  32
  33 typedef char FirmwareVer_type[4];
  34 typedef __u32 DriverVer_type;
  35
  36 #define MAX_KMALLOC_SIZE 128000
  37
  38 typedef struct _BIG_IOCTL_Command_struct {
  39   LUNAddr_struct           LUN_info;
  40   RequestBlock_struct      Request;
  41   ErrorInfo_struct         error_info;
  42   DWORD                    malloc_size; /* < MAX_KMALLOC_SIZE in cciss.c */
  43   DWORD                    buf_size;    /* size in bytes of the buf */
  44                                         /* < malloc_size * MAXSGENTRIES */
  45   BYTE                     *buf;
  46 } BIG_IOCTL_Command_struct;
  47
  48
  49 #ifndef CCISS_CMD_H
  50 // This defines are duplicated in cciss_cmd.h in the driver directory
  51
  52 //general boundary defintions
  53 #define SENSEINFOBYTES          32//note that this value may vary between host implementations
  54
  55 //Command Status value
  56 #define CMD_SUCCESS             0x0000
  57 #define CMD_TARGET_STATUS       0x0001
  58 #define CMD_DATA_UNDERRUN       0x0002
  59 #define CMD_DATA_OVERRUN        0x0003
  60 #define CMD_INVALID             0x0004
  61 #define CMD_PROTOCOL_ERR        0x0005
  62 #define CMD_HARDWARE_ERR        0x0006
  63 #define CMD_CONNECTION_LOST     0x0007
  64 #define CMD_ABORTED             0x0008
  65 #define CMD_ABORT_FAILED        0x0009
  66 #define CMD_UNSOLICITED_ABORT   0x000A
  67 #define CMD_TIMEOUT             0x000B
  68 #define CMD_UNABORTABLE         0x000C
  69
  70 //transfer direction
  71 #define XFER_NONE               0x00
  72 #define XFER_WRITE              0x01
  73 #define XFER_READ               0x02
  74 #define XFER_RSVD               0x03
  75
  76 //task attribute
  77 #define ATTR_UNTAGGED           0x00
  78 #define ATTR_SIMPLE             0x04
  79 #define ATTR_HEADOFQUEUE        0x05
  80 #define ATTR_ORDERED            0x06
  81 #define ATTR_ACA                0x07
  82
  83 //cdb type
  84 #define TYPE_CMD                                0x00
  85 #define TYPE_MSG                                0x01
  86
  87 // Type defs used in the following structs
  88 #define BYTE __u8
  89 #define WORD __u16
  90 #define HWORD __u16
  91 #define DWORD __u32
  92
  93 #define CISS_MAX_LUN    16
  94
  95 #define LEVEL2LUN   1   // index into Target(x) structure, due to byte swapping
  96 #define LEVEL3LUN   0
  97
  98 #pragma pack(1)
  99
 100 //Command List Structure
 101 typedef union _SCSI3Addr_struct {
 102    struct {
 103     BYTE Dev;
 104     BYTE Bus:6;
 105     BYTE Mode:2;        // b00
 106   } PeripDev;
 107    struct {
 108     BYTE DevLSB;
 109     BYTE DevMSB:6;
 110     BYTE Mode:2;        // b01
 111   } LogDev;
 112    struct {
 113     BYTE Dev:5;
 114     BYTE Bus:3;
 115     BYTE Targ:6;
 116     BYTE Mode:2;        // b10
 117   } LogUnit;
 118 } SCSI3Addr_struct;
 119
 120 typedef struct _PhysDevAddr_struct {
 121   DWORD             TargetId:24;
 122   DWORD             Bus:6;
 123   DWORD             Mode:2;
 124   SCSI3Addr_struct  Target[2]; //2 level target device addr
 125 } PhysDevAddr_struct;
 126
 127 typedef struct _LogDevAddr_struct {
 128   DWORD            VolId:30;
 129   DWORD            Mode:2;
 130   BYTE             reserved[4];
 131 } LogDevAddr_struct;
 132
 133 typedef union _LUNAddr_struct {
 134   BYTE               LunAddrBytes[8];
 135   SCSI3Addr_struct   SCSI3Lun[4];
 136   PhysDevAddr_struct PhysDev;
 137   LogDevAddr_struct  LogDev;
 138 } LUNAddr_struct;
 139
 140 typedef struct _RequestBlock_struct {
 141   BYTE   CDBLen;
 142   struct {
 143     BYTE Type:3;
 144     BYTE Attribute:3;
 145     BYTE Direction:2;
 146   } Type;
 147   HWORD  Timeout;
 148   BYTE   CDB[16];
 149 } RequestBlock_struct;
 150
 151 typedef union _MoreErrInfo_struct{
 152   struct {
 153     BYTE  Reserved[3];
 154     BYTE  Type;
 155     DWORD ErrorInfo;
 156   }Common_Info;
 157   struct{
 158     BYTE  Reserved[2];
 159     BYTE  offense_size;//size of offending entry
 160     BYTE  offense_num; //byte # of offense 0-base
 161     DWORD offense_value;
 162   }Invalid_Cmd;
 163 }MoreErrInfo_struct;
 164 typedef struct _ErrorInfo_struct {
 165   BYTE               ScsiStatus;
 166   BYTE               SenseLen;
 167   HWORD              CommandStatus;
 168   DWORD              ResidualCnt;
 169   MoreErrInfo_struct MoreErrInfo;
 170   BYTE               SenseInfo[SENSEINFOBYTES];
 171 } ErrorInfo_struct;
 172
 173 #pragma pack()
 174 #endif /* CCISS_CMD_H */
 175
 176 typedef struct _IOCTL_Command_struct {
 177   LUNAddr_struct           LUN_info;
 178   RequestBlock_struct      Request;
 179   ErrorInfo_struct         error_info;
 180   WORD                     buf_size;  /* size in bytes of the buf */
 181   BYTE                     *buf;
 182 } IOCTL_Command_struct;
 183
 184 typedef struct _LogvolInfo_struct{
 185         __u32   LunID;
 186         int     num_opens;  /* number of opens on the logical volume */
 187         int     num_parts;  /* number of partitions configured on logvol */
 188 } LogvolInfo_struct;
 189
 190 #define CCISS_GETPCIINFO _IOR(CCISS_IOC_MAGIC, 1, cciss_pci_info_struct)
 191
 192 #define CCISS_GETINTINFO _IOR(CCISS_IOC_MAGIC, 2, cciss_coalint_struct)
 193 #define CCISS_SETINTINFO _IOW(CCISS_IOC_MAGIC, 3, cciss_coalint_struct)
 194
 195 #define CCISS_GETNODENAME _IOR(CCISS_IOC_MAGIC, 4, NodeName_type)
 196 #define CCISS_SETNODENAME _IOW(CCISS_IOC_MAGIC, 5, NodeName_type)
 197
 198 #define CCISS_GETHEARTBEAT _IOR(CCISS_IOC_MAGIC, 6, Heartbeat_type)
 199 #define CCISS_GETBUSTYPES  _IOR(CCISS_IOC_MAGIC, 7, BusTypes_type)
 200 #define CCISS_GETFIRMVER   _IOR(CCISS_IOC_MAGIC, 8, FirmwareVer_type)
 201 #define CCISS_GETDRIVVER   _IOR(CCISS_IOC_MAGIC, 9, DriverVer_type)
 202 #define CCISS_REVALIDVOLS  _IO(CCISS_IOC_MAGIC, 10)
 203 #define CCISS_PASSTHRU     _IOWR(CCISS_IOC_MAGIC, 11, IOCTL_Command_struct)
 204 #define CCISS_DEREGDISK    _IO(CCISS_IOC_MAGIC, 12)
 205
 206 /* no longer used... use REGNEWD instead */
 207 #define CCISS_REGNEWDISK  _IOW(CCISS_IOC_MAGIC, 13, int)
 208
 209 #define CCISS_REGNEWD      _IO(CCISS_IOC_MAGIC, 14)
 210 #define CCISS_GETLUNINFO   _IOR(CCISS_IOC_MAGIC, 17, LogvolInfo_struct)
 211 #define CCISS_BIG_PASSTHRU _IOWR(CCISS_IOC_MAGIC, 18, BIG_IOCTL_Command_struct)
 212
 213 #endif