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1/*
2 * linux/drivers/message/fusion/mptioctl.h
3 * Fusion MPT misc device (ioctl) driver.
4 * For use with PCI chip/adapter(s):
5 * LSIFC9xx/LSI409xx Fibre Channel
6 * running LSI Fusion MPT (Message Passing Technology) firmware.
7 *
8 * Copyright (c) 1999-2008 LSI Corporation
9 * (mailto:[email protected])
10 *
11 */
12/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
13/*
14 This program is free software; you can redistribute it and/or modify
15 it under the terms of the GNU General Public License as published by
16 the Free Software Foundation; version 2 of the License.
17
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
22
23 NO WARRANTY
24 THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
25 CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
26 LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
27 MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
28 solely responsible for determining the appropriateness of using and
29 distributing the Program and assumes all risks associated with its
30 exercise of rights under this Agreement, including but not limited to
31 the risks and costs of program errors, damage to or loss of data,
32 programs or equipment, and unavailability or interruption of operations.
33
34 DISCLAIMER OF LIABILITY
35 NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
36 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
38 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
39 TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
40 USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
41 HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
42
43 You should have received a copy of the GNU General Public License
44 along with this program; if not, write to the Free Software
45 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
46*/
47
48#ifndef MPTCTL_H_INCLUDED
49#define MPTCTL_H_INCLUDED
50/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
51
52
53
54/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
55/*
56 *
57 */
58#define MPT_MISCDEV_BASENAME "mptctl"
59#define MPT_MISCDEV_PATHNAME "/dev/" MPT_MISCDEV_BASENAME
60
61#define MPT_PRODUCT_LENGTH 12
62
63/*
64 * Generic MPT Control IOCTLs and structures
65 */
66#define MPT_MAGIC_NUMBER 'm'
67
68#define MPTRWPERF _IOWR(MPT_MAGIC_NUMBER,0,struct mpt_raw_r_w)
69
70#define MPTFWDOWNLOAD _IOWR(MPT_MAGIC_NUMBER,15,struct mpt_fw_xfer)
71#define MPTCOMMAND _IOWR(MPT_MAGIC_NUMBER,20,struct mpt_ioctl_command)
72
73#if defined(__KERNEL__) && defined(CONFIG_COMPAT)
74#define MPTFWDOWNLOAD32 _IOWR(MPT_MAGIC_NUMBER,15,struct mpt_fw_xfer32)
75#define MPTCOMMAND32 _IOWR(MPT_MAGIC_NUMBER,20,struct mpt_ioctl_command32)
76#endif
77
78#define MPTIOCINFO _IOWR(MPT_MAGIC_NUMBER,17,struct mpt_ioctl_iocinfo)
79#define MPTIOCINFO1 _IOWR(MPT_MAGIC_NUMBER,17,struct mpt_ioctl_iocinfo_rev0)
80#define MPTIOCINFO2 _IOWR(MPT_MAGIC_NUMBER,17,struct mpt_ioctl_iocinfo_rev1)
81#define MPTTARGETINFO _IOWR(MPT_MAGIC_NUMBER,18,struct mpt_ioctl_targetinfo)
82#define MPTTEST _IOWR(MPT_MAGIC_NUMBER,19,struct mpt_ioctl_test)
83#define MPTEVENTQUERY _IOWR(MPT_MAGIC_NUMBER,21,struct mpt_ioctl_eventquery)
84#define MPTEVENTENABLE _IOWR(MPT_MAGIC_NUMBER,22,struct mpt_ioctl_eventenable)
85#define MPTEVENTREPORT _IOWR(MPT_MAGIC_NUMBER,23,struct mpt_ioctl_eventreport)
86#define MPTHARDRESET _IOWR(MPT_MAGIC_NUMBER,24,struct mpt_ioctl_diag_reset)
87#define MPTFWREPLACE _IOWR(MPT_MAGIC_NUMBER,25,struct mpt_ioctl_replace_fw)
88
89/*
90 * SPARC PLATFORM REMARKS:
91 * IOCTL data structures that contain pointers
92 * will have different sizes in the driver and applications
93 * (as the app. will not use 8-byte pointers).
94 * Apps should use MPTFWDOWNLOAD and MPTCOMMAND.
95 * The driver will convert data from
96 * mpt_fw_xfer32 (mpt_ioctl_command32) to mpt_fw_xfer (mpt_ioctl_command)
97 * internally.
98 *
99 * If data structures change size, must handle as in IOCGETINFO.
100 */
101struct mpt_fw_xfer {
102 unsigned int iocnum; /* IOC unit number */
103 unsigned int fwlen;
104 void __user *bufp; /* Pointer to firmware buffer */
105};
106
107#if defined(__KERNEL__) && defined(CONFIG_COMPAT)
108struct mpt_fw_xfer32 {
109 unsigned int iocnum;
110 unsigned int fwlen;
111 u32 bufp;
112};
113#endif /*}*/
114
115/*
116 * IOCTL header structure.
117 * iocnum - must be defined.
118 * port - must be defined for all IOCTL commands other than MPTIOCINFO
119 * maxDataSize - ignored on MPTCOMMAND commands
120 * - ignored on MPTFWREPLACE commands
121 * - on query commands, reports the maximum number of bytes to be returned
122 * to the host driver (count includes the header).
123 * That is, set to sizeof(struct mpt_ioctl_iocinfo) for fixed sized commands.
124 * Set to sizeof(struct mpt_ioctl_targetinfo) + datasize for variable
125 * sized commands. (MPTTARGETINFO, MPTEVENTREPORT)
126 */
127typedef struct _mpt_ioctl_header {
128 unsigned int iocnum; /* IOC unit number */
129 unsigned int port; /* IOC port number */
130 int maxDataSize; /* Maximum Num. bytes to transfer on read */
131} mpt_ioctl_header;
132
133/*
134 * Issue a diagnostic reset
135 */
136struct mpt_ioctl_diag_reset {
137 mpt_ioctl_header hdr;
138};
139
140
141/*
142 * PCI bus/device/function information structure.
143 */
144struct mpt_ioctl_pci_info {
145 union {
146 struct {
147 unsigned int deviceNumber : 5;
148 unsigned int functionNumber : 3;
149 unsigned int busNumber : 24;
150 } bits;
151 unsigned int asUlong;
152 } u;
153};
154
155struct mpt_ioctl_pci_info2 {
156 union {
157 struct {
158 unsigned int deviceNumber : 5;
159 unsigned int functionNumber : 3;
160 unsigned int busNumber : 24;
161 } bits;
162 unsigned int asUlong;
163 } u;
164 int segmentID;
165};
166
167/*
168 * Adapter Information Page
169 * Read only.
170 * Data starts at offset 0xC
171 */
172#define MPT_IOCTL_INTERFACE_SCSI (0x00)
173#define MPT_IOCTL_INTERFACE_FC (0x01)
174#define MPT_IOCTL_INTERFACE_FC_IP (0x02)
175#define MPT_IOCTL_INTERFACE_SAS (0x03)
176#define MPT_IOCTL_VERSION_LENGTH (32)
177
178struct mpt_ioctl_iocinfo {
179 mpt_ioctl_header hdr;
180 int adapterType; /* SCSI or FCP */
181 int port; /* port number */
182 int pciId; /* PCI Id. */
183 int hwRev; /* hardware revision */
184 int subSystemDevice; /* PCI subsystem Device ID */
185 int subSystemVendor; /* PCI subsystem Vendor ID */
186 int numDevices; /* number of devices */
187 int FWVersion; /* FW Version (integer) */
188 int BIOSVersion; /* BIOS Version (integer) */
189 char driverVersion[MPT_IOCTL_VERSION_LENGTH]; /* Driver Version (string) */
190 char busChangeEvent;
191 char hostId;
192 char rsvd[2];
193 struct mpt_ioctl_pci_info2 pciInfo; /* Added Rev 2 */
194};
195
196struct mpt_ioctl_iocinfo_rev1 {
197 mpt_ioctl_header hdr;
198 int adapterType; /* SCSI or FCP */
199 int port; /* port number */
200 int pciId; /* PCI Id. */
201 int hwRev; /* hardware revision */
202 int subSystemDevice; /* PCI subsystem Device ID */
203 int subSystemVendor; /* PCI subsystem Vendor ID */
204 int numDevices; /* number of devices */
205 int FWVersion; /* FW Version (integer) */
206 int BIOSVersion; /* BIOS Version (integer) */
207 char driverVersion[MPT_IOCTL_VERSION_LENGTH]; /* Driver Version (string) */
208 char busChangeEvent;
209 char hostId;
210 char rsvd[2];
211 struct mpt_ioctl_pci_info pciInfo; /* Added Rev 1 */
212};
213
214/* Original structure, must always accept these
215 * IOCTLs. 4 byte pads can occur based on arch with
216 * above structure. Wish to re-align, but cannot.
217 */
218struct mpt_ioctl_iocinfo_rev0 {
219 mpt_ioctl_header hdr;
220 int adapterType; /* SCSI or FCP */
221 int port; /* port number */
222 int pciId; /* PCI Id. */
223 int hwRev; /* hardware revision */
224 int subSystemDevice; /* PCI subsystem Device ID */
225 int subSystemVendor; /* PCI subsystem Vendor ID */
226 int numDevices; /* number of devices */
227 int FWVersion; /* FW Version (integer) */
228 int BIOSVersion; /* BIOS Version (integer) */
229 char driverVersion[MPT_IOCTL_VERSION_LENGTH]; /* Driver Version (string) */
230 char busChangeEvent;
231 char hostId;
232 char rsvd[2];
233};
234
235/*
236 * Device Information Page
237 * Report the number of, and ids of, all targets
238 * on this IOC. The ids array is a packed structure
239 * of the known targetInfo.
240 * bits 31-24: reserved
241 * 23-16: LUN
242 * 15- 8: Bus Number
243 * 7- 0: Target ID
244 */
245struct mpt_ioctl_targetinfo {
246 mpt_ioctl_header hdr;
247 int numDevices; /* Num targets on this ioc */
248 int targetInfo[1];
249};
250
251
252/*
253 * Event reporting IOCTL's. These IOCTL's will
254 * use the following defines:
255 */
256struct mpt_ioctl_eventquery {
257 mpt_ioctl_header hdr;
258 unsigned short eventEntries;
259 unsigned short reserved;
260 unsigned int eventTypes;
261};
262
263struct mpt_ioctl_eventenable {
264 mpt_ioctl_header hdr;
265 unsigned int eventTypes;
266};
267
268#ifndef __KERNEL__
269typedef struct {
270 uint event;
271 uint eventContext;
272 uint data[2];
273} MPT_IOCTL_EVENTS;
274#endif
275
276struct mpt_ioctl_eventreport {
277 mpt_ioctl_header hdr;
278 MPT_IOCTL_EVENTS eventData[1];
279};
280
281#define MPT_MAX_NAME 32
282struct mpt_ioctl_test {
283 mpt_ioctl_header hdr;
284 u8 name[MPT_MAX_NAME];
285 int chip_type;
286 u8 product [MPT_PRODUCT_LENGTH];
287};
288
289/* Replace the FW image cached in host driver memory
290 * newImageSize - image size in bytes
291 * newImage - first byte of the new image
292 */
293typedef struct mpt_ioctl_replace_fw {
294 mpt_ioctl_header hdr;
295 int newImageSize;
296 u8 newImage[1];
297} mpt_ioctl_replace_fw_t;
298
299/* General MPT Pass through data strucutre
300 *
301 * iocnum
302 * timeout - in seconds, command timeout. If 0, set by driver to
303 * default value.
304 * replyFrameBufPtr - reply location
305 * dataInBufPtr - destination for read
306 * dataOutBufPtr - data source for write
307 * senseDataPtr - sense data location
308 * maxReplyBytes - maximum number of reply bytes to be sent to app.
309 * dataInSize - num bytes for data transfer in (read)
310 * dataOutSize - num bytes for data transfer out (write)
311 * dataSgeOffset - offset in words from the start of the request message
312 * to the first SGL
313 * MF[1];
314 *
315 * Remark: Some config pages have bi-directional transfer,
316 * both a read and a write. The basic structure allows for
317 * a bidirectional set up. Normal messages will have one or
318 * both of these buffers NULL.
319 */
320struct mpt_ioctl_command {
321 mpt_ioctl_header hdr;
322 int timeout; /* optional (seconds) */
323 char __user *replyFrameBufPtr;
324 char __user *dataInBufPtr;
325 char __user *dataOutBufPtr;
326 char __user *senseDataPtr;
327 int maxReplyBytes;
328 int dataInSize;
329 int dataOutSize;
330 int maxSenseBytes;
331 int dataSgeOffset;
332 char MF[1];
333};
334
335/*
336 * SPARC PLATFORM: See earlier remark.
337 */
338#if defined(__KERNEL__) && defined(CONFIG_COMPAT)
339struct mpt_ioctl_command32 {
340 mpt_ioctl_header hdr;
341 int timeout;
342 u32 replyFrameBufPtr;
343 u32 dataInBufPtr;
344 u32 dataOutBufPtr;
345 u32 senseDataPtr;
346 int maxReplyBytes;
347 int dataInSize;
348 int dataOutSize;
349 int maxSenseBytes;
350 int dataSgeOffset;
351 char MF[1];
352};
353#endif /*}*/
354
355
356/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
357
358#define CPQFCTS_IOC_MAGIC 'Z'
359#define HP_IOC_MAGIC 'Z'
360#define HP_GETHOSTINFO _IOR(HP_IOC_MAGIC, 20, hp_host_info_t)
361#define HP_GETHOSTINFO1 _IOR(HP_IOC_MAGIC, 20, hp_host_info_rev0_t)
362#define HP_GETTARGETINFO _IOR(HP_IOC_MAGIC, 21, hp_target_info_t)
363
364typedef struct _hp_header {
365 unsigned int iocnum;
366 unsigned int host;
367 unsigned int channel;
368 unsigned int id;
369 unsigned int lun;
370} hp_header_t;
371
372/*
373 * Header:
374 * iocnum required (input)
375 * host ignored
376 * channe ignored
377 * id ignored
378 * lun ignored
379 */
380typedef struct _hp_host_info {
381 hp_header_t hdr;
382 u16 vendor;
383 u16 device;
384 u16 subsystem_vendor;
385 u16 subsystem_id;
386 u8 devfn;
387 u8 bus;
388 ushort host_no; /* SCSI Host number, if scsi driver not loaded*/
389 u8 fw_version[16]; /* string */
390 u8 serial_number[24]; /* string */
391 u32 ioc_status;
392 u32 bus_phys_width;
393 u32 base_io_addr;
394 u32 rsvd;
395 unsigned int hard_resets; /* driver initiated resets */
396 unsigned int soft_resets; /* ioc, external resets */
397 unsigned int timeouts; /* num timeouts */
398} hp_host_info_t;
399
400/* replace ulongs with uints, need to preserve backwards
401 * compatibility.
402 */
403typedef struct _hp_host_info_rev0 {
404 hp_header_t hdr;
405 u16 vendor;
406 u16 device;
407 u16 subsystem_vendor;
408 u16 subsystem_id;
409 u8 devfn;
410 u8 bus;
411 ushort host_no; /* SCSI Host number, if scsi driver not loaded*/
412 u8 fw_version[16]; /* string */
413 u8 serial_number[24]; /* string */
414 u32 ioc_status;
415 u32 bus_phys_width;
416 u32 base_io_addr;
417 u32 rsvd;
418 unsigned long hard_resets; /* driver initiated resets */
419 unsigned long soft_resets; /* ioc, external resets */
420 unsigned long timeouts; /* num timeouts */
421} hp_host_info_rev0_t;
422
423/*
424 * Header:
425 * iocnum required (input)
426 * host required
427 * channel required (bus number)
428 * id required
429 * lun ignored
430 *
431 * All error values between 0 and 0xFFFF in size.
432 */
433typedef struct _hp_target_info {
434 hp_header_t hdr;
435 u32 parity_errors;
436 u32 phase_errors;
437 u32 select_timeouts;
438 u32 message_rejects;
439 u32 negotiated_speed;
440 u8 negotiated_width;
441 u8 rsvd[7]; /* 8 byte alignment */
442} hp_target_info_t;
443
444#define HP_STATUS_OTHER 1
445#define HP_STATUS_OK 2
446#define HP_STATUS_FAILED 3
447
448#define HP_BUS_WIDTH_UNK 1
449#define HP_BUS_WIDTH_8 2
450#define HP_BUS_WIDTH_16 3
451#define HP_BUS_WIDTH_32 4
452
453#define HP_DEV_SPEED_ASYNC 2
454#define HP_DEV_SPEED_FAST 3
455#define HP_DEV_SPEED_ULTRA 4
456#define HP_DEV_SPEED_ULTRA2 5
457#define HP_DEV_SPEED_ULTRA160 6
458#define HP_DEV_SPEED_SCSI1 7
459#define HP_DEV_SPEED_ULTRA320 8
460
461/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
462
463
464/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
465
466#endif
467