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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 | #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
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