| #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 | |
| /* scatter/gather element */ | |
| typedef struct { | |
| u32 sg_ptr; /* address */ | |
| u32 sg_len; /* length */ | |
| } __attribute__((packed)) gdth_sg_str; | |
| /* scatter/gather element - 64bit addresses */ | |
| typedef struct { | |
| u64 sg_ptr; /* address */ | |
| u32 sg_len; /* length */ | |
| } __attribute__((packed)) gdth_sg64_str; | |
| /* command structure */ | |
| typedef struct { | |
| u32 BoardNode; /* board node (always 0) */ | |
| u32 CommandIndex; /* command number */ | |
| u16 OpCode; /* the command (READ,..) */ | |
| union { | |
| struct { | |
| u16 DeviceNo; /* number of cache drive */ | |
| u32 BlockNo; /* block number */ | |
| u32 BlockCnt; /* block count */ | |
| u32 DestAddr; /* dest. addr. (if s/g: -1) */ | |
| u32 sg_canz; /* s/g element count */ | |
| gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */ | |
| } __attribute__((packed)) cache; /* cache service cmd. str. */ | |
| struct { | |
| u16 DeviceNo; /* number of cache drive */ | |
| u64 BlockNo; /* block number */ | |
| u32 BlockCnt; /* block count */ | |
| u64 DestAddr; /* dest. addr. (if s/g: -1) */ | |
| u32 sg_canz; /* s/g element count */ | |
| gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */ | |
| } __attribute__((packed)) cache64; /* cache service cmd. str. */ | |
| struct { | |
| u16 param_size; /* size of p_param buffer */ | |
| u32 subfunc; /* IOCTL function */ | |
| u32 channel; /* device */ | |
| u64 p_param; /* buffer */ | |
| } __attribute__((packed)) ioctl; /* IOCTL command structure */ | |
| struct { | |
| u16 reserved; | |
| union { | |
| struct { | |
| u32 msg_handle; /* message handle */ | |
| u64 msg_addr; /* message buffer address */ | |
| } __attribute__((packed)) msg; | |
| u8 data[12]; /* buffer for rtc data, ... */ | |
| } su; | |
| } __attribute__((packed)) screen; /* screen service cmd. str. */ | |
| struct { | |
| u16 reserved; | |
| u32 direction; /* data direction */ | |
| u32 mdisc_time; /* disc. time (0: no timeout)*/ | |
| u32 mcon_time; /* connect time(0: no to.) */ | |
| u32 sdata; /* dest. addr. (if s/g: -1) */ | |
| u32 sdlen; /* data length (bytes) */ | |
| u32 clen; /* SCSI cmd. length(6,10,12) */ | |
| u8 cmd[12]; /* SCSI command */ | |
| u8 target; /* target ID */ | |
| u8 lun; /* LUN */ | |
| u8 bus; /* SCSI bus number */ | |
| u8 priority; /* only 0 used */ | |
| u32 sense_len; /* sense data length */ | |
| u32 sense_data; /* sense data addr. */ | |
| u32 link_p; /* linked cmds (not supp.) */ | |
| u32 sg_ranz; /* s/g element count */ | |
| gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */ | |
| } __attribute__((packed)) raw; /* raw service cmd. struct. */ | |
| struct { | |
| u16 reserved; | |
| u32 direction; /* data direction */ | |
| u32 mdisc_time; /* disc. time (0: no timeout)*/ | |
| u32 mcon_time; /* connect time(0: no to.) */ | |
| u64 sdata; /* dest. addr. (if s/g: -1) */ | |
| u32 sdlen; /* data length (bytes) */ | |
| u32 clen; /* SCSI cmd. length(6,..,16) */ | |
| u8 cmd[16]; /* SCSI command */ | |
| u8 target; /* target ID */ | |
| u8 lun; /* LUN */ | |
| u8 bus; /* SCSI bus number */ | |
| u8 priority; /* only 0 used */ | |
| u32 sense_len; /* sense data length */ | |
| u64 sense_data; /* sense data addr. */ | |
| u32 sg_ranz; /* s/g element count */ | |
| gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */ | |
| } __attribute__((packed)) raw64; /* raw service cmd. struct. */ | |
| } u; | |
| /* additional variables */ | |
| u8 Service; /* controller service */ | |
| u8 reserved; | |
| u16 Status; /* command result */ | |
| u32 Info; /* additional information */ | |
| void *RequestBuffer; /* request buffer */ | |
| } __attribute__((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 { | |
| u16 size; /* size of structure */ | |
| union { | |
| char stream[16]; | |
| struct { | |
| u16 ionode; | |
| u16 service; | |
| u32 index; | |
| } __attribute__((packed)) driver; | |
| struct { | |
| u16 ionode; | |
| u16 service; | |
| u16 status; | |
| u32 info; | |
| u8 scsi_coord[3]; | |
| } __attribute__((packed)) async; | |
| struct { | |
| u16 ionode; | |
| u16 service; | |
| u16 status; | |
| u32 info; | |
| u16 hostdrive; | |
| u8 scsi_coord[3]; | |
| u8 sense_key; | |
| } __attribute__((packed)) sync; | |
| struct { | |
| u32 l1, l2, l3, l4; | |
| } __attribute__((packed)) test; | |
| } eu; | |
| u32 severity; | |
| u8 event_string[256]; | |
| } __attribute__((packed)) gdth_evt_data; | |
| typedef struct { | |
| u32 first_stamp; | |
| u32 last_stamp; | |
| u16 same_count; | |
| u16 event_source; | |
| u16 event_idx; | |
| u8 application; | |
| u8 reserved; | |
| gdth_evt_data event_data; | |
| } __attribute__((packed)) gdth_evt_str; | |
| #ifdef GDTH_IOCTL_PROC | |
| /* IOCTL structure (write) */ | |
| typedef struct { | |
| u32 magic; /* IOCTL magic */ | |
| u16 ioctl; /* IOCTL */ | |
| u16 ionode; /* controller number */ | |
| u16 service; /* controller service */ | |
| u16 timeout; /* timeout */ | |
| union { | |
| struct { | |
| u8 command[512]; /* controller command */ | |
| u8 data[1]; /* add. data */ | |
| } general; | |
| struct { | |
| u8 lock; /* lock/unlock */ | |
| u8 drive_cnt; /* drive count */ | |
| u16 drives[MAX_HDRIVES];/* drives */ | |
| } lockdrv; | |
| struct { | |
| u8 lock; /* lock/unlock */ | |
| u8 channel; /* channel */ | |
| } lockchn; | |
| struct { | |
| int erase; /* erase event ? */ | |
| int handle; | |
| u8 evt[EVENT_SIZE]; /* event structure */ | |
| } event; | |
| struct { | |
| u8 bus; /* SCSI bus */ | |
| u8 target; /* target ID */ | |
| u8 lun; /* LUN */ | |
| u8 cmd_len; /* command length */ | |
| u8 cmd[12]; /* SCSI command */ | |
| } scsi; | |
| struct { | |
| u16 hdr_no; /* host drive number */ | |
| u8 flag; /* old meth./add/remove */ | |
| } rescan; | |
| } iu; | |
| } gdth_iowr_str; | |
| /* IOCTL structure (read) */ | |
| typedef struct { | |
| u32 size; /* buffer size */ | |
| u32 status; /* IOCTL error code */ | |
| union { | |
| struct { | |
| u8 data[1]; /* data */ | |
| } general; | |
| struct { | |
| u16 version; /* driver version */ | |
| } drvers; | |
| struct { | |
| u8 type; /* controller type */ | |
| u16 info; /* slot etc. */ | |
| u16 oem_id; /* OEM ID */ | |
| u16 bios_ver; /* not used */ | |
| u16 access; /* not used */ | |
| u16 ext_type; /* extended type */ | |
| u16 device_id; /* device ID */ | |
| u16 sub_device_id; /* sub device ID */ | |
| } ctrtype; | |
| struct { | |
| u8 version; /* OS version */ | |
| u8 subversion; /* OS subversion */ | |
| u16 revision; /* revision */ | |
| } osvers; | |
| struct { | |
| u16 count; /* controller count */ | |
| } ctrcnt; | |
| struct { | |
| int handle; | |
| u8 evt[EVENT_SIZE]; /* event structure */ | |
| } event; | |
| struct { | |
| u8 bus; /* SCSI bus, 0xff: invalid */ | |
| u8 target; /* target ID */ | |
| u8 lun; /* LUN */ | |
| u8 cluster_type; /* cluster properties */ | |
| } hdr_list[MAX_HDRIVES]; /* index is host drive number */ | |
| } iu; | |
| } gdth_iord_str; | |
| #endif | |
| /* GDTIOCTL_GENERAL */ | |
| typedef struct { | |
| u16 ionode; /* controller number */ | |
| u16 timeout; /* timeout */ | |
| u32 info; /* error info */ | |
| u16 status; /* status */ | |
| unsigned long data_len; /* data buffer size */ | |
| unsigned long sense_len; /* sense buffer size */ | |
| gdth_cmd_str command; /* command */ | |
| } gdth_ioctl_general; | |
| /* GDTIOCTL_LOCKDRV */ | |
| typedef struct { | |
| u16 ionode; /* controller number */ | |
| u8 lock; /* lock/unlock */ | |
| u8 drive_cnt; /* drive count */ | |
| u16 drives[MAX_HDRIVES]; /* drives */ | |
| } gdth_ioctl_lockdrv; | |
| /* GDTIOCTL_LOCKCHN */ | |
| typedef struct { | |
| u16 ionode; /* controller number */ | |
| u8 lock; /* lock/unlock */ | |
| u8 channel; /* channel */ | |
| } gdth_ioctl_lockchn; | |
| /* GDTIOCTL_OSVERS */ | |
| typedef struct { | |
| u8 version; /* OS version */ | |
| u8 subversion; /* OS subversion */ | |
| u16 revision; /* revision */ | |
| } gdth_ioctl_osvers; | |
| /* GDTIOCTL_CTRTYPE */ | |
| typedef struct { | |
| u16 ionode; /* controller number */ | |
| u8 type; /* controller type */ | |
| u16 info; /* slot etc. */ | |
| u16 oem_id; /* OEM ID */ | |
| u16 bios_ver; /* not used */ | |
| u16 access; /* not used */ | |
| u16 ext_type; /* extended type */ | |
| u16 device_id; /* device ID */ | |
| u16 sub_device_id; /* sub device ID */ | |
| } gdth_ioctl_ctrtype; | |
| /* GDTIOCTL_EVENT */ | |
| typedef struct { | |
| u16 ionode; | |
| int erase; /* erase event? */ | |
| int handle; /* event handle */ | |
| gdth_evt_str event; | |
| } gdth_ioctl_event; | |
| /* GDTIOCTL_RESCAN/GDTIOCTL_HDRLIST */ | |
| typedef struct { | |
| u16 ionode; /* controller number */ | |
| u8 flag; /* add/remove */ | |
| u16 hdr_no; /* drive no. */ | |
| struct { | |
| u8 bus; /* SCSI bus */ | |
| u8 target; /* target ID */ | |
| u8 lun; /* LUN */ | |
| u8 cluster_type; /* cluster properties */ | |
| } hdr_list[MAX_HDRIVES]; /* index is host drive number */ | |
| } gdth_ioctl_rescan; | |
| /* GDTIOCTL_RESET_BUS/GDTIOCTL_RESET_DRV */ | |
| typedef struct { | |
| u16 ionode; /* controller number */ | |
| u16 number; /* bus/host drive number */ | |
| u16 status; /* status */ | |
| } gdth_ioctl_reset; | |
| #endif |