diff options
Diffstat (limited to 'drivers/scsi/gdth_ioctl.h')
| -rw-r--r-- | drivers/scsi/gdth_ioctl.h | 347 |
1 files changed, 347 insertions, 0 deletions
diff --git a/drivers/scsi/gdth_ioctl.h b/drivers/scsi/gdth_ioctl.h new file mode 100644 index 000000000000..783fae737f17 --- /dev/null +++ b/drivers/scsi/gdth_ioctl.h @@ -0,0 +1,347 @@ +#ifndef _GDTH_IOCTL_H +#define _GDTH_IOCTL_H + +/* gdth_ioctl.h + * $Id: gdth_ioctl.h,v 1.14 2004/02/19 15:43:15 achim Exp $ + */ + +/* IOCTLs */ +#define GDTIOCTL_MASK ('J'<<8) +#define GDTIOCTL_GENERAL (GDTIOCTL_MASK | 0) /* general IOCTL */ +#define GDTIOCTL_DRVERS (GDTIOCTL_MASK | 1) /* get driver version */ +#define GDTIOCTL_CTRTYPE (GDTIOCTL_MASK | 2) /* get controller type */ +#define GDTIOCTL_OSVERS (GDTIOCTL_MASK | 3) /* get OS version */ +#define GDTIOCTL_HDRLIST (GDTIOCTL_MASK | 4) /* get host drive list */ +#define GDTIOCTL_CTRCNT (GDTIOCTL_MASK | 5) /* get controller count */ +#define GDTIOCTL_LOCKDRV (GDTIOCTL_MASK | 6) /* lock host drive */ +#define GDTIOCTL_LOCKCHN (GDTIOCTL_MASK | 7) /* lock channel */ +#define GDTIOCTL_EVENT (GDTIOCTL_MASK | 8) /* read controller events */ +#define GDTIOCTL_SCSI (GDTIOCTL_MASK | 9) /* SCSI command */ +#define GDTIOCTL_RESET_BUS (GDTIOCTL_MASK |10) /* reset SCSI bus */ +#define GDTIOCTL_RESCAN (GDTIOCTL_MASK |11) /* rescan host drives */ +#define GDTIOCTL_RESET_DRV (GDTIOCTL_MASK |12) /* reset (remote) drv. res. */ + +#define GDTIOCTL_MAGIC 0xaffe0004 +#define EVENT_SIZE 294 +#define GDTH_MAXSG 32 /* max. s/g elements */ + +#define MAX_LDRIVES 255 /* max. log. drive count */ +#ifdef GDTH_IOCTL_PROC +#define MAX_HDRIVES 100 /* max. host drive count */ +#else +#define MAX_HDRIVES MAX_LDRIVES /* max. host drive count */ +#endif + +/* typedefs */ +#ifdef __KERNEL__ +typedef u32 ulong32; +typedef u64 ulong64; +#endif + +#define PACKED __attribute__((packed)) + +/* scatter/gather element */ +typedef struct { + ulong32 sg_ptr; /* address */ + ulong32 sg_len; /* length */ +} PACKED gdth_sg_str; + +/* scatter/gather element - 64bit addresses */ +typedef struct { + ulong64 sg_ptr; /* address */ + ulong32 sg_len; /* length */ +} PACKED gdth_sg64_str; + +/* command structure */ +typedef struct { + ulong32 BoardNode; /* board node (always 0) */ + ulong32 CommandIndex; /* command number */ + ushort OpCode; /* the command (READ,..) */ + union { + struct { + ushort DeviceNo; /* number of cache drive */ + ulong32 BlockNo; /* block number */ + ulong32 BlockCnt; /* block count */ + ulong32 DestAddr; /* dest. addr. (if s/g: -1) */ + ulong32 sg_canz; /* s/g element count */ + gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */ + } PACKED cache; /* cache service cmd. str. */ + struct { + ushort DeviceNo; /* number of cache drive */ + ulong64 BlockNo; /* block number */ + ulong32 BlockCnt; /* block count */ + ulong64 DestAddr; /* dest. addr. (if s/g: -1) */ + ulong32 sg_canz; /* s/g element count */ + gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */ + } PACKED cache64; /* cache service cmd. str. */ + struct { + ushort param_size; /* size of p_param buffer */ + ulong32 subfunc; /* IOCTL function */ + ulong32 channel; /* device */ + ulong64 p_param; /* buffer */ + } PACKED ioctl; /* IOCTL command structure */ + struct { + ushort reserved; + union { + struct { + ulong32 msg_handle; /* message handle */ + ulong64 msg_addr; /* message buffer address */ + } PACKED msg; + unchar data[12]; /* buffer for rtc data, ... */ + } su; + } PACKED screen; /* screen service cmd. str. */ + struct { + ushort reserved; + ulong32 direction; /* data direction */ + ulong32 mdisc_time; /* disc. time (0: no timeout)*/ + ulong32 mcon_time; /* connect time(0: no to.) */ + ulong32 sdata; /* dest. addr. (if s/g: -1) */ + ulong32 sdlen; /* data length (bytes) */ + ulong32 clen; /* SCSI cmd. length(6,10,12) */ + unchar cmd[12]; /* SCSI command */ + unchar target; /* target ID */ + unchar lun; /* LUN */ + unchar bus; /* SCSI bus number */ + unchar priority; /* only 0 used */ + ulong32 sense_len; /* sense data length */ + ulong32 sense_data; /* sense data addr. */ + ulong32 link_p; /* linked cmds (not supp.) */ + ulong32 sg_ranz; /* s/g element count */ + gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */ + } PACKED raw; /* raw service cmd. struct. */ + struct { + ushort reserved; + ulong32 direction; /* data direction */ + ulong32 mdisc_time; /* disc. time (0: no timeout)*/ + ulong32 mcon_time; /* connect time(0: no to.) */ + ulong64 sdata; /* dest. addr. (if s/g: -1) */ + ulong32 sdlen; /* data length (bytes) */ + ulong32 clen; /* SCSI cmd. length(6,..,16) */ + unchar cmd[16]; /* SCSI command */ + unchar target; /* target ID */ + unchar lun; /* LUN */ + unchar bus; /* SCSI bus number */ + unchar priority; /* only 0 used */ + ulong32 sense_len; /* sense data length */ + ulong64 sense_data; /* sense data addr. */ + ulong32 sg_ranz; /* s/g element count */ + gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */ + } PACKED raw64; /* raw service cmd. struct. */ + } u; + /* additional variables */ + unchar Service; /* controller service */ + unchar reserved; + ushort Status; /* command result */ + ulong32 Info; /* additional information */ + void *RequestBuffer; /* request buffer */ +} PACKED gdth_cmd_str; + +/* controller event structure */ +#define ES_ASYNC 1 +#define ES_DRIVER 2 +#define ES_TEST 3 +#define ES_SYNC 4 +typedef struct { + ushort size; /* size of structure */ + union { + char stream[16]; + struct { + ushort ionode; + ushort service; + ulong32 index; + } PACKED driver; + struct { + ushort ionode; + ushort service; + ushort status; + ulong32 info; + unchar scsi_coord[3]; + } PACKED async; + struct { + ushort ionode; + ushort service; + ushort status; + ulong32 info; + ushort hostdrive; + unchar scsi_coord[3]; + unchar sense_key; + } PACKED sync; + struct { + ulong32 l1, l2, l3, l4; + } PACKED test; + } eu; + ulong32 severity; + unchar event_string[256]; +} PACKED gdth_evt_data; + +typedef struct { + ulong32 first_stamp; + ulong32 last_stamp; + ushort same_count; + ushort event_source; + ushort event_idx; + unchar application; + unchar reserved; + gdth_evt_data event_data; +} PACKED gdth_evt_str; + + +#ifdef GDTH_IOCTL_PROC +/* IOCTL structure (write) */ +typedef struct { + ulong32 magic; /* IOCTL magic */ + ushort ioctl; /* IOCTL */ + ushort ionode; /* controller number */ + ushort service; /* controller service */ + ushort timeout; /* timeout */ + union { + struct { + unchar command[512]; /* controller command */ + unchar data[1]; /* add. data */ + } general; + struct { + unchar lock; /* lock/unlock */ + unchar drive_cnt; /* drive count */ + ushort drives[MAX_HDRIVES];/* drives */ + } lockdrv; + struct { + unchar lock; /* lock/unlock */ + unchar channel; /* channel */ + } lockchn; + struct { + int erase; /* erase event ? */ + int handle; + unchar evt[EVENT_SIZE]; /* event structure */ + } event; + struct { + unchar bus; /* SCSI bus */ + unchar target; /* target ID */ + unchar lun; /* LUN */ + unchar cmd_len; /* command length */ + unchar cmd[12]; /* SCSI command */ + } scsi; + struct { + ushort hdr_no; /* host drive number */ + unchar flag; /* old meth./add/remove */ + } rescan; + } iu; +} gdth_iowr_str; + +/* IOCTL structure (read) */ +typedef struct { + ulong32 size; /* buffer size */ + ulong32 status; /* IOCTL error code */ + union { + struct { + unchar data[1]; /* data */ + } general; + struct { + ushort version; /* driver version */ + } drvers; + struct { + unchar type; /* controller type */ + ushort info; /* slot etc. */ + ushort oem_id; /* OEM ID */ + ushort bios_ver; /* not used */ + ushort access; /* not used */ + ushort ext_type; /* extended type */ + ushort device_id; /* device ID */ + ushort sub_device_id; /* sub device ID */ + } ctrtype; + struct { + unchar version; /* OS version */ + unchar subversion; /* OS subversion */ + ushort revision; /* revision */ + } osvers; + struct { + ushort count; /* controller count */ + } ctrcnt; + struct { + int handle; + unchar evt[EVENT_SIZE]; /* event structure */ + } event; + struct { + unchar bus; /* SCSI bus, 0xff: invalid */ + unchar target; /* target ID */ + unchar lun; /* LUN */ + unchar cluster_type; /* cluster properties */ + } hdr_list[MAX_HDRIVES]; /* index is host drive number */ + } iu; +} gdth_iord_str; +#endif + +/* GDTIOCTL_GENERAL */ +typedef struct { + ushort ionode; /* controller number */ + ushort timeout; /* timeout */ + ulong32 info; /* error info */ + ushort status; /* status */ + ulong data_len; /* data buffer size */ + ulong sense_len; /* sense buffer size */ + gdth_cmd_str command; /* command */ +} gdth_ioctl_general; + +/* GDTIOCTL_LOCKDRV */ +typedef struct { + ushort ionode; /* controller number */ + unchar lock; /* lock/unlock */ + unchar drive_cnt; /* drive count */ + ushort drives[MAX_HDRIVES]; /* drives */ +} gdth_ioctl_lockdrv; + +/* GDTIOCTL_LOCKCHN */ +typedef struct { + ushort ionode; /* controller number */ + unchar lock; /* lock/unlock */ + unchar channel; /* channel */ +} gdth_ioctl_lockchn; + +/* GDTIOCTL_OSVERS */ +typedef struct { + unchar version; /* OS version */ + unchar subversion; /* OS subversion */ + ushort revision; /* revision */ +} gdth_ioctl_osvers; + +/* GDTIOCTL_CTRTYPE */ +typedef struct { + ushort ionode; /* controller number */ + unchar type; /* controller type */ + ushort info; /* slot etc. */ + ushort oem_id; /* OEM ID */ + ushort bios_ver; /* not used */ + ushort access; /* not used */ + ushort ext_type; /* extended type */ + ushort device_id; /* device ID */ + ushort sub_device_id; /* sub device ID */ +} gdth_ioctl_ctrtype; + +/* GDTIOCTL_EVENT */ +typedef struct { + ushort ionode; + int erase; /* erase event? */ + int handle; /* event handle */ + gdth_evt_str event; +} gdth_ioctl_event; + +/* GDTIOCTL_RESCAN/GDTIOCTL_HDRLIST */ +typedef struct { + ushort ionode; /* controller number */ + unchar flag; /* add/remove */ + ushort hdr_no; /* drive no. */ + struct { + unchar bus; /* SCSI bus */ + unchar target; /* target ID */ + unchar lun; /* LUN */ + unchar cluster_type; /* cluster properties */ + } hdr_list[MAX_HDRIVES]; /* index is host drive number */ +} gdth_ioctl_rescan; + +/* GDTIOCTL_RESET_BUS/GDTIOCTL_RESET_DRV */ +typedef struct { + ushort ionode; /* controller number */ + ushort number; /* bus/host drive number */ + ushort status; /* status */ +} gdth_ioctl_reset; + +#endif |