TTY: serial, remove dead code from 68328
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / scsi / gdth_ioctl.h
blobb004c6165887f11647244aa755308ce6ee49e3e3
1 #ifndef _GDTH_IOCTL_H
2 #define _GDTH_IOCTL_H
4 /* gdth_ioctl.h
5 * $Id: gdth_ioctl.h,v 1.14 2004/02/19 15:43:15 achim Exp $
6 */
8 /* IOCTLs */
9 #define GDTIOCTL_MASK ('J'<<8)
10 #define GDTIOCTL_GENERAL (GDTIOCTL_MASK | 0) /* general IOCTL */
11 #define GDTIOCTL_DRVERS (GDTIOCTL_MASK | 1) /* get driver version */
12 #define GDTIOCTL_CTRTYPE (GDTIOCTL_MASK | 2) /* get controller type */
13 #define GDTIOCTL_OSVERS (GDTIOCTL_MASK | 3) /* get OS version */
14 #define GDTIOCTL_HDRLIST (GDTIOCTL_MASK | 4) /* get host drive list */
15 #define GDTIOCTL_CTRCNT (GDTIOCTL_MASK | 5) /* get controller count */
16 #define GDTIOCTL_LOCKDRV (GDTIOCTL_MASK | 6) /* lock host drive */
17 #define GDTIOCTL_LOCKCHN (GDTIOCTL_MASK | 7) /* lock channel */
18 #define GDTIOCTL_EVENT (GDTIOCTL_MASK | 8) /* read controller events */
19 #define GDTIOCTL_SCSI (GDTIOCTL_MASK | 9) /* SCSI command */
20 #define GDTIOCTL_RESET_BUS (GDTIOCTL_MASK |10) /* reset SCSI bus */
21 #define GDTIOCTL_RESCAN (GDTIOCTL_MASK |11) /* rescan host drives */
22 #define GDTIOCTL_RESET_DRV (GDTIOCTL_MASK |12) /* reset (remote) drv. res. */
24 #define GDTIOCTL_MAGIC 0xaffe0004
25 #define EVENT_SIZE 294
26 #define GDTH_MAXSG 32 /* max. s/g elements */
28 #define MAX_LDRIVES 255 /* max. log. drive count */
29 #ifdef GDTH_IOCTL_PROC
30 #define MAX_HDRIVES 100 /* max. host drive count */
31 #else
32 #define MAX_HDRIVES MAX_LDRIVES /* max. host drive count */
33 #endif
35 /* scatter/gather element */
36 typedef struct {
37 u32 sg_ptr; /* address */
38 u32 sg_len; /* length */
39 } __attribute__((packed)) gdth_sg_str;
41 /* scatter/gather element - 64bit addresses */
42 typedef struct {
43 u64 sg_ptr; /* address */
44 u32 sg_len; /* length */
45 } __attribute__((packed)) gdth_sg64_str;
47 /* command structure */
48 typedef struct {
49 u32 BoardNode; /* board node (always 0) */
50 u32 CommandIndex; /* command number */
51 u16 OpCode; /* the command (READ,..) */
52 union {
53 struct {
54 u16 DeviceNo; /* number of cache drive */
55 u32 BlockNo; /* block number */
56 u32 BlockCnt; /* block count */
57 u32 DestAddr; /* dest. addr. (if s/g: -1) */
58 u32 sg_canz; /* s/g element count */
59 gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */
60 } __attribute__((packed)) cache; /* cache service cmd. str. */
61 struct {
62 u16 DeviceNo; /* number of cache drive */
63 u64 BlockNo; /* block number */
64 u32 BlockCnt; /* block count */
65 u64 DestAddr; /* dest. addr. (if s/g: -1) */
66 u32 sg_canz; /* s/g element count */
67 gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */
68 } __attribute__((packed)) cache64; /* cache service cmd. str. */
69 struct {
70 u16 param_size; /* size of p_param buffer */
71 u32 subfunc; /* IOCTL function */
72 u32 channel; /* device */
73 u64 p_param; /* buffer */
74 } __attribute__((packed)) ioctl; /* IOCTL command structure */
75 struct {
76 u16 reserved;
77 union {
78 struct {
79 u32 msg_handle; /* message handle */
80 u64 msg_addr; /* message buffer address */
81 } __attribute__((packed)) msg;
82 u8 data[12]; /* buffer for rtc data, ... */
83 } su;
84 } __attribute__((packed)) screen; /* screen service cmd. str. */
85 struct {
86 u16 reserved;
87 u32 direction; /* data direction */
88 u32 mdisc_time; /* disc. time (0: no timeout)*/
89 u32 mcon_time; /* connect time(0: no to.) */
90 u32 sdata; /* dest. addr. (if s/g: -1) */
91 u32 sdlen; /* data length (bytes) */
92 u32 clen; /* SCSI cmd. length(6,10,12) */
93 u8 cmd[12]; /* SCSI command */
94 u8 target; /* target ID */
95 u8 lun; /* LUN */
96 u8 bus; /* SCSI bus number */
97 u8 priority; /* only 0 used */
98 u32 sense_len; /* sense data length */
99 u32 sense_data; /* sense data addr. */
100 u32 link_p; /* linked cmds (not supp.) */
101 u32 sg_ranz; /* s/g element count */
102 gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */
103 } __attribute__((packed)) raw; /* raw service cmd. struct. */
104 struct {
105 u16 reserved;
106 u32 direction; /* data direction */
107 u32 mdisc_time; /* disc. time (0: no timeout)*/
108 u32 mcon_time; /* connect time(0: no to.) */
109 u64 sdata; /* dest. addr. (if s/g: -1) */
110 u32 sdlen; /* data length (bytes) */
111 u32 clen; /* SCSI cmd. length(6,..,16) */
112 u8 cmd[16]; /* SCSI command */
113 u8 target; /* target ID */
114 u8 lun; /* LUN */
115 u8 bus; /* SCSI bus number */
116 u8 priority; /* only 0 used */
117 u32 sense_len; /* sense data length */
118 u64 sense_data; /* sense data addr. */
119 u32 sg_ranz; /* s/g element count */
120 gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */
121 } __attribute__((packed)) raw64; /* raw service cmd. struct. */
122 } u;
123 /* additional variables */
124 u8 Service; /* controller service */
125 u8 reserved;
126 u16 Status; /* command result */
127 u32 Info; /* additional information */
128 void *RequestBuffer; /* request buffer */
129 } __attribute__((packed)) gdth_cmd_str;
131 /* controller event structure */
132 #define ES_ASYNC 1
133 #define ES_DRIVER 2
134 #define ES_TEST 3
135 #define ES_SYNC 4
136 typedef struct {
137 u16 size; /* size of structure */
138 union {
139 char stream[16];
140 struct {
141 u16 ionode;
142 u16 service;
143 u32 index;
144 } __attribute__((packed)) driver;
145 struct {
146 u16 ionode;
147 u16 service;
148 u16 status;
149 u32 info;
150 u8 scsi_coord[3];
151 } __attribute__((packed)) async;
152 struct {
153 u16 ionode;
154 u16 service;
155 u16 status;
156 u32 info;
157 u16 hostdrive;
158 u8 scsi_coord[3];
159 u8 sense_key;
160 } __attribute__((packed)) sync;
161 struct {
162 u32 l1, l2, l3, l4;
163 } __attribute__((packed)) test;
164 } eu;
165 u32 severity;
166 u8 event_string[256];
167 } __attribute__((packed)) gdth_evt_data;
169 typedef struct {
170 u32 first_stamp;
171 u32 last_stamp;
172 u16 same_count;
173 u16 event_source;
174 u16 event_idx;
175 u8 application;
176 u8 reserved;
177 gdth_evt_data event_data;
178 } __attribute__((packed)) gdth_evt_str;
181 #ifdef GDTH_IOCTL_PROC
182 /* IOCTL structure (write) */
183 typedef struct {
184 u32 magic; /* IOCTL magic */
185 u16 ioctl; /* IOCTL */
186 u16 ionode; /* controller number */
187 u16 service; /* controller service */
188 u16 timeout; /* timeout */
189 union {
190 struct {
191 u8 command[512]; /* controller command */
192 u8 data[1]; /* add. data */
193 } general;
194 struct {
195 u8 lock; /* lock/unlock */
196 u8 drive_cnt; /* drive count */
197 u16 drives[MAX_HDRIVES];/* drives */
198 } lockdrv;
199 struct {
200 u8 lock; /* lock/unlock */
201 u8 channel; /* channel */
202 } lockchn;
203 struct {
204 int erase; /* erase event ? */
205 int handle;
206 u8 evt[EVENT_SIZE]; /* event structure */
207 } event;
208 struct {
209 u8 bus; /* SCSI bus */
210 u8 target; /* target ID */
211 u8 lun; /* LUN */
212 u8 cmd_len; /* command length */
213 u8 cmd[12]; /* SCSI command */
214 } scsi;
215 struct {
216 u16 hdr_no; /* host drive number */
217 u8 flag; /* old meth./add/remove */
218 } rescan;
219 } iu;
220 } gdth_iowr_str;
222 /* IOCTL structure (read) */
223 typedef struct {
224 u32 size; /* buffer size */
225 u32 status; /* IOCTL error code */
226 union {
227 struct {
228 u8 data[1]; /* data */
229 } general;
230 struct {
231 u16 version; /* driver version */
232 } drvers;
233 struct {
234 u8 type; /* controller type */
235 u16 info; /* slot etc. */
236 u16 oem_id; /* OEM ID */
237 u16 bios_ver; /* not used */
238 u16 access; /* not used */
239 u16 ext_type; /* extended type */
240 u16 device_id; /* device ID */
241 u16 sub_device_id; /* sub device ID */
242 } ctrtype;
243 struct {
244 u8 version; /* OS version */
245 u8 subversion; /* OS subversion */
246 u16 revision; /* revision */
247 } osvers;
248 struct {
249 u16 count; /* controller count */
250 } ctrcnt;
251 struct {
252 int handle;
253 u8 evt[EVENT_SIZE]; /* event structure */
254 } event;
255 struct {
256 u8 bus; /* SCSI bus, 0xff: invalid */
257 u8 target; /* target ID */
258 u8 lun; /* LUN */
259 u8 cluster_type; /* cluster properties */
260 } hdr_list[MAX_HDRIVES]; /* index is host drive number */
261 } iu;
262 } gdth_iord_str;
263 #endif
265 /* GDTIOCTL_GENERAL */
266 typedef struct {
267 u16 ionode; /* controller number */
268 u16 timeout; /* timeout */
269 u32 info; /* error info */
270 u16 status; /* status */
271 unsigned long data_len; /* data buffer size */
272 unsigned long sense_len; /* sense buffer size */
273 gdth_cmd_str command; /* command */
274 } gdth_ioctl_general;
276 /* GDTIOCTL_LOCKDRV */
277 typedef struct {
278 u16 ionode; /* controller number */
279 u8 lock; /* lock/unlock */
280 u8 drive_cnt; /* drive count */
281 u16 drives[MAX_HDRIVES]; /* drives */
282 } gdth_ioctl_lockdrv;
284 /* GDTIOCTL_LOCKCHN */
285 typedef struct {
286 u16 ionode; /* controller number */
287 u8 lock; /* lock/unlock */
288 u8 channel; /* channel */
289 } gdth_ioctl_lockchn;
291 /* GDTIOCTL_OSVERS */
292 typedef struct {
293 u8 version; /* OS version */
294 u8 subversion; /* OS subversion */
295 u16 revision; /* revision */
296 } gdth_ioctl_osvers;
298 /* GDTIOCTL_CTRTYPE */
299 typedef struct {
300 u16 ionode; /* controller number */
301 u8 type; /* controller type */
302 u16 info; /* slot etc. */
303 u16 oem_id; /* OEM ID */
304 u16 bios_ver; /* not used */
305 u16 access; /* not used */
306 u16 ext_type; /* extended type */
307 u16 device_id; /* device ID */
308 u16 sub_device_id; /* sub device ID */
309 } gdth_ioctl_ctrtype;
311 /* GDTIOCTL_EVENT */
312 typedef struct {
313 u16 ionode;
314 int erase; /* erase event? */
315 int handle; /* event handle */
316 gdth_evt_str event;
317 } gdth_ioctl_event;
319 /* GDTIOCTL_RESCAN/GDTIOCTL_HDRLIST */
320 typedef struct {
321 u16 ionode; /* controller number */
322 u8 flag; /* add/remove */
323 u16 hdr_no; /* drive no. */
324 struct {
325 u8 bus; /* SCSI bus */
326 u8 target; /* target ID */
327 u8 lun; /* LUN */
328 u8 cluster_type; /* cluster properties */
329 } hdr_list[MAX_HDRIVES]; /* index is host drive number */
330 } gdth_ioctl_rescan;
332 /* GDTIOCTL_RESET_BUS/GDTIOCTL_RESET_DRV */
333 typedef struct {
334 u16 ionode; /* controller number */
335 u16 number; /* bus/host drive number */
336 u16 status; /* status */
337 } gdth_ioctl_reset;
339 #endif