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251 lines
11 KiB
251 lines
11 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _GDTH_IOCTL_H |
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#define _GDTH_IOCTL_H |
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/* gdth_ioctl.h |
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* $Id: gdth_ioctl.h,v 1.14 2004/02/19 15:43:15 achim Exp $ |
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*/ |
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/* IOCTLs */ |
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#define GDTIOCTL_MASK ('J'<<8) |
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#define GDTIOCTL_GENERAL (GDTIOCTL_MASK | 0) /* general IOCTL */ |
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#define GDTIOCTL_DRVERS (GDTIOCTL_MASK | 1) /* get driver version */ |
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#define GDTIOCTL_CTRTYPE (GDTIOCTL_MASK | 2) /* get controller type */ |
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#define GDTIOCTL_OSVERS (GDTIOCTL_MASK | 3) /* get OS version */ |
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#define GDTIOCTL_HDRLIST (GDTIOCTL_MASK | 4) /* get host drive list */ |
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#define GDTIOCTL_CTRCNT (GDTIOCTL_MASK | 5) /* get controller count */ |
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#define GDTIOCTL_LOCKDRV (GDTIOCTL_MASK | 6) /* lock host drive */ |
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#define GDTIOCTL_LOCKCHN (GDTIOCTL_MASK | 7) /* lock channel */ |
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#define GDTIOCTL_EVENT (GDTIOCTL_MASK | 8) /* read controller events */ |
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#define GDTIOCTL_SCSI (GDTIOCTL_MASK | 9) /* SCSI command */ |
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#define GDTIOCTL_RESET_BUS (GDTIOCTL_MASK |10) /* reset SCSI bus */ |
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#define GDTIOCTL_RESCAN (GDTIOCTL_MASK |11) /* rescan host drives */ |
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#define GDTIOCTL_RESET_DRV (GDTIOCTL_MASK |12) /* reset (remote) drv. res. */ |
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#define GDTIOCTL_MAGIC 0xaffe0004 |
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#define EVENT_SIZE 294 |
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#define GDTH_MAXSG 32 /* max. s/g elements */ |
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#define MAX_LDRIVES 255 /* max. log. drive count */ |
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#define MAX_HDRIVES MAX_LDRIVES /* max. host drive count */ |
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/* scatter/gather element */ |
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typedef struct { |
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u32 sg_ptr; /* address */ |
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u32 sg_len; /* length */ |
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} __attribute__((packed)) gdth_sg_str; |
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/* scatter/gather element - 64bit addresses */ |
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typedef struct { |
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u64 sg_ptr; /* address */ |
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u32 sg_len; /* length */ |
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} __attribute__((packed)) gdth_sg64_str; |
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/* command structure */ |
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typedef struct { |
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u32 BoardNode; /* board node (always 0) */ |
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u32 CommandIndex; /* command number */ |
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u16 OpCode; /* the command (READ,..) */ |
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union { |
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struct { |
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u16 DeviceNo; /* number of cache drive */ |
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u32 BlockNo; /* block number */ |
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u32 BlockCnt; /* block count */ |
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u32 DestAddr; /* dest. addr. (if s/g: -1) */ |
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u32 sg_canz; /* s/g element count */ |
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gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */ |
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} __attribute__((packed)) cache; /* cache service cmd. str. */ |
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struct { |
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u16 DeviceNo; /* number of cache drive */ |
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u64 BlockNo; /* block number */ |
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u32 BlockCnt; /* block count */ |
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u64 DestAddr; /* dest. addr. (if s/g: -1) */ |
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u32 sg_canz; /* s/g element count */ |
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gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */ |
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} __attribute__((packed)) cache64; /* cache service cmd. str. */ |
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struct { |
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u16 param_size; /* size of p_param buffer */ |
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u32 subfunc; /* IOCTL function */ |
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u32 channel; /* device */ |
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u64 p_param; /* buffer */ |
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} __attribute__((packed)) ioctl; /* IOCTL command structure */ |
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struct { |
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u16 reserved; |
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union { |
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struct { |
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u32 msg_handle; /* message handle */ |
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u64 msg_addr; /* message buffer address */ |
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} __attribute__((packed)) msg; |
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u8 data[12]; /* buffer for rtc data, ... */ |
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} su; |
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} __attribute__((packed)) screen; /* screen service cmd. str. */ |
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struct { |
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u16 reserved; |
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u32 direction; /* data direction */ |
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u32 mdisc_time; /* disc. time (0: no timeout)*/ |
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u32 mcon_time; /* connect time(0: no to.) */ |
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u32 sdata; /* dest. addr. (if s/g: -1) */ |
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u32 sdlen; /* data length (bytes) */ |
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u32 clen; /* SCSI cmd. length(6,10,12) */ |
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u8 cmd[12]; /* SCSI command */ |
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u8 target; /* target ID */ |
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u8 lun; /* LUN */ |
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u8 bus; /* SCSI bus number */ |
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u8 priority; /* only 0 used */ |
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u32 sense_len; /* sense data length */ |
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u32 sense_data; /* sense data addr. */ |
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u32 link_p; /* linked cmds (not supp.) */ |
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u32 sg_ranz; /* s/g element count */ |
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gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */ |
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} __attribute__((packed)) raw; /* raw service cmd. struct. */ |
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struct { |
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u16 reserved; |
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u32 direction; /* data direction */ |
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u32 mdisc_time; /* disc. time (0: no timeout)*/ |
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u32 mcon_time; /* connect time(0: no to.) */ |
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u64 sdata; /* dest. addr. (if s/g: -1) */ |
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u32 sdlen; /* data length (bytes) */ |
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u32 clen; /* SCSI cmd. length(6,..,16) */ |
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u8 cmd[16]; /* SCSI command */ |
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u8 target; /* target ID */ |
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u8 lun; /* LUN */ |
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u8 bus; /* SCSI bus number */ |
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u8 priority; /* only 0 used */ |
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u32 sense_len; /* sense data length */ |
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u64 sense_data; /* sense data addr. */ |
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u32 sg_ranz; /* s/g element count */ |
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gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */ |
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} __attribute__((packed)) raw64; /* raw service cmd. struct. */ |
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} u; |
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/* additional variables */ |
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u8 Service; /* controller service */ |
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u8 reserved; |
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u16 Status; /* command result */ |
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u32 Info; /* additional information */ |
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void *RequestBuffer; /* request buffer */ |
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} __attribute__((packed)) gdth_cmd_str; |
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/* controller event structure */ |
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#define ES_ASYNC 1 |
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#define ES_DRIVER 2 |
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#define ES_TEST 3 |
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#define ES_SYNC 4 |
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typedef struct { |
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u16 size; /* size of structure */ |
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union { |
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char stream[16]; |
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struct { |
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u16 ionode; |
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u16 service; |
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u32 index; |
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} __attribute__((packed)) driver; |
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struct { |
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u16 ionode; |
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u16 service; |
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u16 status; |
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u32 info; |
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u8 scsi_coord[3]; |
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} __attribute__((packed)) async; |
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struct { |
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u16 ionode; |
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u16 service; |
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u16 status; |
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u32 info; |
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u16 hostdrive; |
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u8 scsi_coord[3]; |
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u8 sense_key; |
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} __attribute__((packed)) sync; |
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struct { |
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u32 l1, l2, l3, l4; |
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} __attribute__((packed)) test; |
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} eu; |
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u32 severity; |
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u8 event_string[256]; |
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} __attribute__((packed)) gdth_evt_data; |
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typedef struct { |
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u32 first_stamp; |
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u32 last_stamp; |
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u16 same_count; |
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u16 event_source; |
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u16 event_idx; |
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u8 application; |
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u8 reserved; |
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gdth_evt_data event_data; |
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} __attribute__((packed)) gdth_evt_str; |
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/* GDTIOCTL_GENERAL */ |
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typedef struct { |
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u16 ionode; /* controller number */ |
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u16 timeout; /* timeout */ |
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u32 info; /* error info */ |
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u16 status; /* status */ |
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unsigned long data_len; /* data buffer size */ |
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unsigned long sense_len; /* sense buffer size */ |
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gdth_cmd_str command; /* command */ |
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} gdth_ioctl_general; |
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/* GDTIOCTL_LOCKDRV */ |
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typedef struct { |
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u16 ionode; /* controller number */ |
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u8 lock; /* lock/unlock */ |
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u8 drive_cnt; /* drive count */ |
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u16 drives[MAX_HDRIVES]; /* drives */ |
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} gdth_ioctl_lockdrv; |
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/* GDTIOCTL_LOCKCHN */ |
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typedef struct { |
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u16 ionode; /* controller number */ |
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u8 lock; /* lock/unlock */ |
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u8 channel; /* channel */ |
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} gdth_ioctl_lockchn; |
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/* GDTIOCTL_OSVERS */ |
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typedef struct { |
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u8 version; /* OS version */ |
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u8 subversion; /* OS subversion */ |
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u16 revision; /* revision */ |
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} gdth_ioctl_osvers; |
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/* GDTIOCTL_CTRTYPE */ |
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typedef struct { |
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u16 ionode; /* controller number */ |
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u8 type; /* controller type */ |
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u16 info; /* slot etc. */ |
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u16 oem_id; /* OEM ID */ |
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u16 bios_ver; /* not used */ |
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u16 access; /* not used */ |
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u16 ext_type; /* extended type */ |
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u16 device_id; /* device ID */ |
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u16 sub_device_id; /* sub device ID */ |
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} gdth_ioctl_ctrtype; |
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/* GDTIOCTL_EVENT */ |
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typedef struct { |
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u16 ionode; |
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int erase; /* erase event? */ |
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int handle; /* event handle */ |
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gdth_evt_str event; |
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} gdth_ioctl_event; |
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/* GDTIOCTL_RESCAN/GDTIOCTL_HDRLIST */ |
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typedef struct { |
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u16 ionode; /* controller number */ |
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u8 flag; /* add/remove */ |
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u16 hdr_no; /* drive no. */ |
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struct { |
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u8 bus; /* SCSI bus */ |
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u8 target; /* target ID */ |
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u8 lun; /* LUN */ |
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u8 cluster_type; /* cluster properties */ |
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} hdr_list[MAX_HDRIVES]; /* index is host drive number */ |
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} gdth_ioctl_rescan; |
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/* GDTIOCTL_RESET_BUS/GDTIOCTL_RESET_DRV */ |
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typedef struct { |
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u16 ionode; /* controller number */ |
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u16 number; /* bus/host drive number */ |
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u16 status; /* status */ |
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} gdth_ioctl_reset; |
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#endif
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