341 строка
14 KiB
C
341 строка
14 KiB
C
/* 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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#ifdef GDTH_IOCTL_PROC
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#define MAX_HDRIVES 100 /* max. host drive count */
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#else
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#define MAX_HDRIVES MAX_LDRIVES /* max. host drive count */
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#endif
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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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#ifdef GDTH_IOCTL_PROC
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/* IOCTL structure (write) */
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typedef struct {
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u32 magic; /* IOCTL magic */
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u16 ioctl; /* IOCTL */
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u16 ionode; /* controller number */
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u16 service; /* controller service */
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u16 timeout; /* timeout */
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union {
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struct {
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u8 command[512]; /* controller command */
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u8 data[1]; /* add. data */
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} general;
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struct {
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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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} lockdrv;
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struct {
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u8 lock; /* lock/unlock */
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u8 channel; /* channel */
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} lockchn;
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struct {
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int erase; /* erase event ? */
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int handle;
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u8 evt[EVENT_SIZE]; /* event structure */
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} event;
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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 cmd_len; /* command length */
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u8 cmd[12]; /* SCSI command */
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} scsi;
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struct {
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u16 hdr_no; /* host drive number */
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u8 flag; /* old meth./add/remove */
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} rescan;
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} iu;
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} gdth_iowr_str;
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/* IOCTL structure (read) */
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typedef struct {
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u32 size; /* buffer size */
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u32 status; /* IOCTL error code */
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union {
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struct {
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u8 data[1]; /* data */
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} general;
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struct {
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u16 version; /* driver version */
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} drvers;
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struct {
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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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} ctrtype;
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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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} osvers;
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struct {
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u16 count; /* controller count */
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} ctrcnt;
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struct {
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int handle;
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u8 evt[EVENT_SIZE]; /* event structure */
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} event;
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struct {
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u8 bus; /* SCSI bus, 0xff: invalid */
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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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} iu;
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} gdth_iord_str;
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#endif
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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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