| #ifndef CCISS_CMD_H | |
| #define CCISS_CMD_H | |
| #include <linux/cciss_defs.h> | |
| /* DEFINES */ | |
| #define CISS_VERSION "1.00" | |
| /* general boundary definitions */ | |
| #define MAXSGENTRIES 32 | |
| #define CCISS_SG_CHAIN 0x80000000 | |
| #define MAXREPLYQS 256 | |
| /* Unit Attentions ASC's as defined for the MSA2012sa */ | |
| #define POWER_OR_RESET 0x29 | |
| #define STATE_CHANGED 0x2a | |
| #define UNIT_ATTENTION_CLEARED 0x2f | |
| #define LUN_FAILED 0x3e | |
| #define REPORT_LUNS_CHANGED 0x3f | |
| /* Unit Attentions ASCQ's as defined for the MSA2012sa */ | |
| /* These ASCQ's defined for ASC = POWER_OR_RESET */ | |
| #define POWER_ON_RESET 0x00 | |
| #define POWER_ON_REBOOT 0x01 | |
| #define SCSI_BUS_RESET 0x02 | |
| #define MSA_TARGET_RESET 0x03 | |
| #define CONTROLLER_FAILOVER 0x04 | |
| #define TRANSCEIVER_SE 0x05 | |
| #define TRANSCEIVER_LVD 0x06 | |
| /* These ASCQ's defined for ASC = STATE_CHANGED */ | |
| #define RESERVATION_PREEMPTED 0x03 | |
| #define ASYM_ACCESS_CHANGED 0x06 | |
| #define LUN_CAPACITY_CHANGED 0x09 | |
| /* config space register offsets */ | |
| #define CFG_VENDORID 0x00 | |
| #define CFG_DEVICEID 0x02 | |
| #define CFG_I2OBAR 0x10 | |
| #define CFG_MEM1BAR 0x14 | |
| /* i2o space register offsets */ | |
| #define I2O_IBDB_SET 0x20 | |
| #define I2O_IBDB_CLEAR 0x70 | |
| #define I2O_INT_STATUS 0x30 | |
| #define I2O_INT_MASK 0x34 | |
| #define I2O_IBPOST_Q 0x40 | |
| #define I2O_OBPOST_Q 0x44 | |
| #define I2O_DMA1_CFG 0x214 | |
| /* Configuration Table */ | |
| #define CFGTBL_ChangeReq 0x00000001l | |
| #define CFGTBL_AccCmds 0x00000001l | |
| #define DOORBELL_CTLR_RESET 0x00000004l | |
| #define DOORBELL_CTLR_RESET2 0x00000020l | |
| #define CFGTBL_Trans_Simple 0x00000002l | |
| #define CFGTBL_Trans_Performant 0x00000004l | |
| #define CFGTBL_Trans_use_short_tags 0x20000000l | |
| #define CFGTBL_BusType_Ultra2 0x00000001l | |
| #define CFGTBL_BusType_Ultra3 0x00000002l | |
| #define CFGTBL_BusType_Fibre1G 0x00000100l | |
| #define CFGTBL_BusType_Fibre2G 0x00000200l | |
| typedef struct _vals32 | |
| { | |
| __u32 lower; | |
| __u32 upper; | |
| } vals32; | |
| typedef union _u64bit | |
| { | |
| vals32 val32; | |
| __u64 val; | |
| } u64bit; | |
| /* Type defs used in the following structs */ | |
| #define QWORD vals32 | |
| /* STRUCTURES */ | |
| #define CISS_MAX_PHYS_LUN 1024 | |
| /* SCSI-3 Cmmands */ | |
| #pragma pack(1) | |
| #define CISS_INQUIRY 0x12 | |
| /* Date returned */ | |
| typedef struct _InquiryData_struct | |
| { | |
| BYTE data_byte[36]; | |
| } InquiryData_struct; | |
| #define CISS_REPORT_LOG 0xc2 /* Report Logical LUNs */ | |
| #define CISS_REPORT_PHYS 0xc3 /* Report Physical LUNs */ | |
| /* Data returned */ | |
| typedef struct _ReportLUNdata_struct | |
| { | |
| BYTE LUNListLength[4]; | |
| DWORD reserved; | |
| BYTE LUN[CISS_MAX_LUN][8]; | |
| } ReportLunData_struct; | |
| #define CCISS_READ_CAPACITY 0x25 /* Read Capacity */ | |
| typedef struct _ReadCapdata_struct | |
| { | |
| BYTE total_size[4]; /* Total size in blocks */ | |
| BYTE block_size[4]; /* Size of blocks in bytes */ | |
| } ReadCapdata_struct; | |
| #define CCISS_READ_CAPACITY_16 0x9e /* Read Capacity 16 */ | |
| /* service action to differentiate a 16 byte read capacity from | |
| other commands that use the 0x9e SCSI op code */ | |
| #define CCISS_READ_CAPACITY_16_SERVICE_ACT 0x10 | |
| typedef struct _ReadCapdata_struct_16 | |
| { | |
| BYTE total_size[8]; /* Total size in blocks */ | |
| BYTE block_size[4]; /* Size of blocks in bytes */ | |
| BYTE prot_en:1; /* protection enable bit */ | |
| BYTE rto_en:1; /* reference tag own enable bit */ | |
| BYTE reserved:6; /* reserved bits */ | |
| BYTE reserved2[18]; /* reserved bytes per spec */ | |
| } ReadCapdata_struct_16; | |
| /* Define the supported read/write commands for cciss based controllers */ | |
| #define CCISS_READ_10 0x28 /* Read(10) */ | |
| #define CCISS_WRITE_10 0x2a /* Write(10) */ | |
| #define CCISS_READ_16 0x88 /* Read(16) */ | |
| #define CCISS_WRITE_16 0x8a /* Write(16) */ | |
| /* Define the CDB lengths supported by cciss based controllers */ | |
| #define CDB_LEN10 10 | |
| #define CDB_LEN16 16 | |
| /* BMIC commands */ | |
| #define BMIC_READ 0x26 | |
| #define BMIC_WRITE 0x27 | |
| #define BMIC_CACHE_FLUSH 0xc2 | |
| #define CCISS_CACHE_FLUSH 0x01 /* C2 was already being used by CCISS */ | |
| #define CCISS_ABORT_MSG 0x00 | |
| #define CCISS_RESET_MSG 0x01 | |
| #define CCISS_RESET_TYPE_CONTROLLER 0x00 | |
| #define CCISS_RESET_TYPE_BUS 0x01 | |
| #define CCISS_RESET_TYPE_TARGET 0x03 | |
| #define CCISS_RESET_TYPE_LUN 0x04 | |
| #define CCISS_NOOP_MSG 0x03 | |
| /* Command List Structure */ | |
| #define CTLR_LUNID "\0\0\0\0\0\0\0\0" | |
| typedef struct _CommandListHeader_struct { | |
| BYTE ReplyQueue; | |
| BYTE SGList; | |
| HWORD SGTotal; | |
| QWORD Tag; | |
| LUNAddr_struct LUN; | |
| } CommandListHeader_struct; | |
| typedef struct _ErrDescriptor_struct { | |
| QWORD Addr; | |
| DWORD Len; | |
| } ErrDescriptor_struct; | |
| typedef struct _SGDescriptor_struct { | |
| QWORD Addr; | |
| DWORD Len; | |
| DWORD Ext; | |
| } SGDescriptor_struct; | |
| /* Command types */ | |
| #define CMD_RWREQ 0x00 | |
| #define CMD_IOCTL_PEND 0x01 | |
| #define CMD_SCSI 0x03 | |
| #define CMD_MSG_DONE 0x04 | |
| #define CMD_MSG_TIMEOUT 0x05 | |
| #define CMD_MSG_STALE 0xff | |
| /* This structure needs to be divisible by COMMANDLIST_ALIGNMENT | |
| * because low bits of the address are used to to indicate that | |
| * whether the tag contains an index or an address. PAD_32 and | |
| * PAD_64 can be adjusted independently as needed for 32-bit | |
| * and 64-bits systems. | |
| */ | |
| #define COMMANDLIST_ALIGNMENT (32) | |
| #define IS_64_BIT ((sizeof(long) - 4)/4) | |
| #define IS_32_BIT (!IS_64_BIT) | |
| #define PAD_32 (0) | |
| #define PAD_64 (4) | |
| #define PADSIZE (IS_32_BIT * PAD_32 + IS_64_BIT * PAD_64) | |
| #define DIRECT_LOOKUP_BIT 0x10 | |
| #define DIRECT_LOOKUP_SHIFT 5 | |
| typedef struct _CommandList_struct { | |
| CommandListHeader_struct Header; | |
| RequestBlock_struct Request; | |
| ErrDescriptor_struct ErrDesc; | |
| SGDescriptor_struct SG[MAXSGENTRIES]; | |
| /* information associated with the command */ | |
| __u32 busaddr; /* physical address of this record */ | |
| ErrorInfo_struct * err_info; /* pointer to the allocated mem */ | |
| int ctlr; | |
| int cmd_type; | |
| long cmdindex; | |
| struct list_head list; | |
| struct request * rq; | |
| struct completion *waiting; | |
| int retry_count; | |
| void * scsi_cmd; | |
| char pad[PADSIZE]; | |
| } CommandList_struct; | |
| /* Configuration Table Structure */ | |
| typedef struct _HostWrite_struct { | |
| DWORD TransportRequest; | |
| DWORD Reserved; | |
| DWORD CoalIntDelay; | |
| DWORD CoalIntCount; | |
| } HostWrite_struct; | |
| typedef struct _CfgTable_struct { | |
| BYTE Signature[4]; | |
| DWORD SpecValence; | |
| #define SIMPLE_MODE 0x02 | |
| #define PERFORMANT_MODE 0x04 | |
| #define MEMQ_MODE 0x08 | |
| DWORD TransportSupport; | |
| DWORD TransportActive; | |
| HostWrite_struct HostWrite; | |
| DWORD CmdsOutMax; | |
| DWORD BusTypes; | |
| DWORD TransMethodOffset; | |
| BYTE ServerName[16]; | |
| DWORD HeartBeat; | |
| DWORD SCSI_Prefetch; | |
| DWORD MaxSGElements; | |
| DWORD MaxLogicalUnits; | |
| DWORD MaxPhysicalDrives; | |
| DWORD MaxPhysicalDrivesPerLogicalUnit; | |
| DWORD MaxPerformantModeCommands; | |
| u8 reserved[0x78 - 0x58]; | |
| u32 misc_fw_support; /* offset 0x78 */ | |
| #define MISC_FW_DOORBELL_RESET (0x02) | |
| #define MISC_FW_DOORBELL_RESET2 (0x10) | |
| u8 driver_version[32]; | |
| } CfgTable_struct; | |
| struct TransTable_struct { | |
| u32 BlockFetch0; | |
| u32 BlockFetch1; | |
| u32 BlockFetch2; | |
| u32 BlockFetch3; | |
| u32 BlockFetch4; | |
| u32 BlockFetch5; | |
| u32 BlockFetch6; | |
| u32 BlockFetch7; | |
| u32 RepQSize; | |
| u32 RepQCount; | |
| u32 RepQCtrAddrLow32; | |
| u32 RepQCtrAddrHigh32; | |
| u32 RepQAddr0Low32; | |
| u32 RepQAddr0High32; | |
| }; | |
| #pragma pack() | |
| #endif /* CCISS_CMD_H */ |