#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