xref: /linux/Documentation/scsi/arcmsr_spec.rst (revision cdd5b5a9761fd66d17586e4f4ba6588c70e640ea) 
1===================
2ARECA FIRMWARE SPEC
3===================
4
5Usage of IOP331 adapter
6=======================
7
8(All In/Out is in IOP331's view)
9
101. Message 0
11------------
12
13- InitThread message and return code
14
152. Doorbell is used for RS-232 emulation
16----------------------------------------
17
18inDoorBell
19    bit0
20	data in ready
21	zDRIVER DATA WRITE OK)
22    bit1
23	data out has been read
24	(DRIVER DATA READ OK)
25
26outDooeBell:
27    bit0
28	data out ready
29	(IOP331 DATA WRITE OK)
30    bit1
31	data in has been read
32	(IOP331 DATA READ OK)
33
343. Index Memory Usage
35---------------------
36
37============   ==========================================
38offset 0xf00   for RS232 out (request buffer)
39offset 0xe00   for RS232 in  (scratch buffer)
40offset 0xa00   for inbound message code message_rwbuffer
41	       (driver send to IOP331)
42offset 0xa00   for outbound message code message_rwbuffer
43	       (IOP331 send to driver)
44============   ==========================================
45
464. RS-232 emulation
47-------------------
48
49Currently 128 byte buffer is used:
50
51============   =====================
521st uint32_t   Data length (1--124)
53Byte 4--127    Max 124 bytes of data
54============   =====================
55
565. PostQ
57--------
58
59All SCSI Command must be sent through postQ:
60
61    (inbound queue port)
62	Request frame must be 32 bytes aligned:
63
64	    #bit27--bit31
65		flag for post ccb
66	    #bit0--bit26
67		real address (bit27--bit31) of post arcmsr_cdb
68
69		=====   ===================
70		bit31   ==  ===============
71			0   256 bytes frame
72			1   512 bytes frame
73			==  ===============
74		bit30   ==  ==============
75			0   normal request
76			1   BIOS request
77			==  ==============
78		bit29   reserved
79		bit28   reserved
80		bit27   reserved
81		=====   ===================
82
83    (outbount queue port)
84	Request reply:
85
86	    #bit27--bit31
87		    flag for reply
88	    #bit0--bit26
89		    real address (bit27--bit31) of reply arcmsr_cdb
90
91		    =====   =======================================================
92		    bit31   must be 0 (for this type of reply)
93		    bit30   reserved for BIOS handshake
94		    bit29   reserved
95		    bit28   ==  ===================================================
96			    0   no error, ignore AdapStatus/DevStatus/SenseData
97			    1   Error, error code in AdapStatus/DevStatus/SenseData
98			    ==  ===================================================
99		    bit27   reserved
100		    =====   =======================================================
101
1026. BIOS request
103---------------
104
105All BIOS request is the same with request from PostQ
106
107Except:
108
109Request frame is sent from configuration space:
110
111	============   ==========================
112	offset: 0x78   Request Frame (bit30 == 1)
113	offset: 0x18   writeonly to generate
114		       IRQ to IOP331
115	============   ==========================
116
117Completion of request::
118
119	(bit30 == 0, bit28==err flag)
120
1217. Definition of SGL entry (structure)
122--------------------------------------
123
1248. Message1 Out - Diag Status Code (????)
125-----------------------------------------
126
1279. Message0 message code
128------------------------
129
130======  =================================================================
1310x00    NOP
1320x01    Get Config
133	->offset 0xa00 :for outbound message code message_rwbuffer
134	(IOP331 send to driver)
135
136	===================== ==========================================
137	Signature             0x87974060(4)
138	Request len           0x00000200(4)
139	numbers of queue      0x00000100(4)
140	SDRAM Size            0x00000100(4)-->256 MB
141	IDE Channels          0x00000008(4)
142	vendor                40 bytes char
143	model                 8 bytes char
144	FirmVer               16 bytes char
145	Device Map            16 bytes char
146	FirmwareVersion       DWORD
147
148			      - Added for checking of
149				new firmware capability
150	===================== ==========================================
1510x02    Set Config
152	->offset 0xa00 :for inbound message code message_rwbuffer
153	(driver send to IOP331)
154
155	========================= ==================
156	Signature                 0x87974063(4)
157	UPPER32 of Request Frame  (4)-->Driver Only
158	========================= ==================
1590x03    Reset (Abort all queued Command)
1600x04    Stop Background Activity
1610x05    Flush Cache
1620x06    Start Background Activity
163	(re-start if background is halted)
1640x07    Check If Host Command Pending
165	(Novell May Need This Function)
1660x08    Set controller time
167	->offset 0xa00   for inbound message code message_rwbuffer
168	(driver to IOP331)
169
170	======   ==================
171	byte 0   0xaa <-- signature
172	byte 1   0x55 <-- signature
173	byte 2   year (04)
174	byte 3   month (1..12)
175	byte 4   date (1..31)
176	byte 5   hour (0..23)
177	byte 6   minute (0..59)
178	byte 7   second (0..59)
179	======   ==================
180======  =================================================================
181
182
183RS-232 Interface for Areca Raid Controller
184==========================================
185
186      The low level command interface is exclusive with VT100 terminal
187
1881. Sequence of command execution
189--------------------------------
190
191	(A) Header
192		3 bytes sequence (0x5E, 0x01, 0x61)
193
194	(B) Command block
195		variable length of data including length,
196		command code, data and checksum byte
197
198	(C) Return data
199		variable length of data
200
2012. Command block
202----------------
203
204	(A) 1st byte
205		command block length (low byte)
206
207	(B) 2nd byte
208		command block length (high byte)
209
210		.. Note:: command block length shouldn't > 2040 bytes,
211			  length excludes these two bytes
212
213	(C) 3rd byte
214		command code
215
216	(D) 4th and following bytes
217		variable length data bytes
218
219	    depends on command code
220
221	(E) last byte
222	    checksum byte (sum of 1st byte until last data byte)
223
2243. Command code and associated data
225-----------------------------------
226
227The following are command code defined in raid controller Command
228code 0x10--0x1? are used for system level management,
229no password checking is needed and should be implemented in separate
230well controlled utility and not for end user access.
231Command code 0x20--0x?? always check the password,
232password must be entered to enable these command::
233
234	enum
235	{
236		GUI_SET_SERIAL=0x10,
237		GUI_SET_VENDOR,
238		GUI_SET_MODEL,
239		GUI_IDENTIFY,
240		GUI_CHECK_PASSWORD,
241		GUI_LOGOUT,
242		GUI_HTTP,
243		GUI_SET_ETHERNET_ADDR,
244		GUI_SET_LOGO,
245		GUI_POLL_EVENT,
246		GUI_GET_EVENT,
247		GUI_GET_HW_MONITOR,
248		//    GUI_QUICK_CREATE=0x20, (function removed)
249		GUI_GET_INFO_R=0x20,
250		GUI_GET_INFO_V,
251		GUI_GET_INFO_P,
252		GUI_GET_INFO_S,
253		GUI_CLEAR_EVENT,
254		GUI_MUTE_BEEPER=0x30,
255		GUI_BEEPER_SETTING,
256		GUI_SET_PASSWORD,
257		GUI_HOST_INTERFACE_MODE,
258		GUI_REBUILD_PRIORITY,
259		GUI_MAX_ATA_MODE,
260		GUI_RESET_CONTROLLER,
261		GUI_COM_PORT_SETTING,
262		GUI_NO_OPERATION,
263		GUI_DHCP_IP,
264		GUI_CREATE_PASS_THROUGH=0x40,
265		GUI_MODIFY_PASS_THROUGH,
266		GUI_DELETE_PASS_THROUGH,
267		GUI_IDENTIFY_DEVICE,
268		GUI_CREATE_RAIDSET=0x50,
269		GUI_DELETE_RAIDSET,
270		GUI_EXPAND_RAIDSET,
271		GUI_ACTIVATE_RAIDSET,
272		GUI_CREATE_HOT_SPARE,
273		GUI_DELETE_HOT_SPARE,
274		GUI_CREATE_VOLUME=0x60,
275		GUI_MODIFY_VOLUME,
276		GUI_DELETE_VOLUME,
277		GUI_START_CHECK_VOLUME,
278		GUI_STOP_CHECK_VOLUME
279	};
280
281Command description
282^^^^^^^^^^^^^^^^^^^
283
284GUI_SET_SERIAL
285	Set the controller serial#
286
287	================  =============================================
288	byte 0,1          length
289	byte 2            command code 0x10
290	byte 3            password length (should be 0x0f)
291	byte 4-0x13       should be "ArEcATecHnoLogY"
292	byte 0x14--0x23   Serial number string (must be 16 bytes)
293	================  =============================================
294
295GUI_SET_VENDOR
296	Set vendor string for the controller
297
298	================  =============================================
299	byte 0,1          length
300	byte 2            command code 0x11
301	byte 3            password length (should be 0x08)
302	byte 4-0x13       should be "ArEcAvAr"
303	byte 0x14--0x3B   vendor string (must be 40 bytes)
304	================  =============================================
305
306GUI_SET_MODEL
307	Set the model name of the controller
308
309	================  =============================================
310	byte 0,1          length
311	byte 2            command code 0x12
312	byte 3            password length (should be 0x08)
313	byte 4-0x13       should be "ArEcAvAr"
314	byte 0x14--0x1B   model string (must be 8 bytes)
315	================  =============================================
316
317GUI_IDENTIFY
318	Identify device
319
320	================  =============================================
321	byte 0,1          length
322	byte 2            command code 0x13
323			    return "Areca RAID Subsystem "
324	================  =============================================
325
326GUI_CHECK_PASSWORD
327	Verify password
328
329	================  =============================================
330	byte 0,1          length
331	byte 2            command code 0x14
332	byte 3            password length
333	byte 4-0x??       user password to be checked
334	================  =============================================
335
336GUI_LOGOUT
337	Logout GUI (force password checking on next command)
338
339	================  =============================================
340	byte 0,1          length
341	byte 2            command code 0x15
342	================  =============================================
343
344GUI_HTTP
345	HTTP interface (reserved for Http proxy service)(0x16)
346
347GUI_SET_ETHERNET_ADDR
348	Set the ethernet MAC address
349
350	================  =============================================
351	byte 0,1          length
352	byte 2            command code 0x17
353	byte 3            password length (should be 0x08)
354	byte 4-0x13       should be "ArEcAvAr"
355	byte 0x14--0x19   Ethernet MAC address (must be 6 bytes)
356	================  =============================================
357
358GUI_SET_LOGO
359	Set logo in HTTP
360
361	================  =============================================
362	byte 0,1          length
363	byte 2            command code 0x18
364	byte 3            Page# (0/1/2/3) (0xff --> clear OEM logo)
365	byte 4/5/6/7      0x55/0xaa/0xa5/0x5a
366	byte 8            TITLE.JPG data (each page must be 2000 bytes)
367
368			  .. Note:: page0 1st 2 byte must be
369				    actual length of the JPG file
370	================  =============================================
371
372GUI_POLL_EVENT
373	Poll If Event Log Changed
374
375	================  =============================================
376	byte 0,1          length
377	byte 2            command code 0x19
378	================  =============================================
379
380GUI_GET_EVENT
381	Read Event
382
383	================  =============================================
384	byte 0,1          length
385	byte 2            command code 0x1a
386	byte 3            Event Page (0:1st page/1/2/3:last page)
387	================  =============================================
388
389GUI_GET_HW_MONITOR
390	Get HW monitor data
391
392	================  =============================================
393	byte 0,1          length
394	byte 2 		  command code 0x1b
395	byte 3 		  # of FANs(example 2)
396	byte 4 		  # of Voltage sensor(example 3)
397	byte 5 		  # of temperature sensor(example 2)
398	byte 6 		  # of power
399	byte 7/8          Fan#0 (RPM)
400	byte 9/10         Fan#1
401	byte 11/12 	  Voltage#0 original value in ``*1000``
402	byte 13/14 	  Voltage#0 value
403	byte 15/16 	  Voltage#1 org
404	byte 17/18 	  Voltage#1
405	byte 19/20 	  Voltage#2 org
406	byte 21/22 	  Voltage#2
407	byte 23 	  Temp#0
408	byte 24 	  Temp#1
409	byte 25 	  Power indicator (bit0   power#0,
410			  bit1   power#1)
411	byte 26 	  UPS indicator
412	================  =============================================
413
414GUI_QUICK_CREATE
415	Quick create raid/volume set
416
417	================  ==============================================
418	byte 0,1       	  length
419	byte 2         	  command code 0x20
420	byte 3/4/5/6   	  raw capacity
421	byte 7 		  raid level
422	byte 8 		  stripe size
423	byte 9 		  spare
424	byte 10/11/12/13  device mask (the devices to create raid/volume)
425	================  ==============================================
426
427    This function is removed, application like
428    to implement quick create function
429
430    need to use GUI_CREATE_RAIDSET and GUI_CREATE_VOLUMESET function.
431
432GUI_GET_INFO_R
433	Get Raid Set Information
434
435	================  =============================================
436	byte 0,1          length
437	byte 2            command code 0x20
438	byte 3            raidset#
439	================  =============================================
440
441	::
442
443	    typedef struct sGUI_RAIDSET
444	    {
445		    BYTE grsRaidSetName[16];
446		    DWORD grsCapacity;
447		    DWORD grsCapacityX;
448		    DWORD grsFailMask;
449		    BYTE grsDevArray[32];
450		    BYTE grsMemberDevices;
451		    BYTE grsNewMemberDevices;
452		    BYTE grsRaidState;
453		    BYTE grsVolumes;
454		    BYTE grsVolumeList[16];
455		    BYTE grsRes1;
456		    BYTE grsRes2;
457		    BYTE grsRes3;
458		    BYTE grsFreeSegments;
459		    DWORD grsRawStripes[8];
460		    DWORD grsRes4;
461		    DWORD grsRes5; //     Total to 128 bytes
462		    DWORD grsRes6; //     Total to 128 bytes
463	    } sGUI_RAIDSET, *pGUI_RAIDSET;
464
465GUI_GET_INFO_V
466	Get Volume Set Information
467
468	================  =============================================
469	byte 0,1          length
470	byte 2            command code 0x21
471	byte 3            volumeset#
472	================  =============================================
473
474	::
475
476	    typedef struct sGUI_VOLUMESET
477	    {
478		    BYTE gvsVolumeName[16]; //     16
479		    DWORD gvsCapacity;
480		    DWORD gvsCapacityX;
481		    DWORD gvsFailMask;
482		    DWORD gvsStripeSize;
483		    DWORD gvsNewFailMask;
484		    DWORD gvsNewStripeSize;
485		    DWORD gvsVolumeStatus;
486		    DWORD gvsProgress; //     32
487		    sSCSI_ATTR gvsScsi;
488		    BYTE gvsMemberDisks;
489		    BYTE gvsRaidLevel; //     8
490		    BYTE gvsNewMemberDisks;
491		    BYTE gvsNewRaidLevel;
492		    BYTE gvsRaidSetNumber;
493		    BYTE gvsRes0; //     4
494		    BYTE gvsRes1[4]; //     64 bytes
495	    } sGUI_VOLUMESET, *pGUI_VOLUMESET;
496
497GUI_GET_INFO_P
498	Get Physical Drive Information
499
500	================  =============================================
501	byte 0,1          length
502	byte 2            command code 0x22
503	byte 3            drive # (from 0 to max-channels - 1)
504	================  =============================================
505
506	::
507
508	    typedef struct sGUI_PHY_DRV
509	    {
510		    BYTE gpdModelName[40];
511		    BYTE gpdSerialNumber[20];
512		    BYTE gpdFirmRev[8];
513		    DWORD gpdCapacity;
514		    DWORD gpdCapacityX; //     Reserved for expansion
515		    BYTE gpdDeviceState;
516		    BYTE gpdPioMode;
517		    BYTE gpdCurrentUdmaMode;
518		    BYTE gpdUdmaMode;
519		    BYTE gpdDriveSelect;
520		    BYTE gpdRaidNumber; //     0xff if not belongs to a raid set
521		    sSCSI_ATTR gpdScsi;
522		    BYTE gpdReserved[40]; //     Total to 128 bytes
523	    } sGUI_PHY_DRV, *pGUI_PHY_DRV;
524
525GUI_GET_INFO_S
526	Get System Information
527
528	================  =============================================
529	byte 0,1          length
530	byte 2            command code 0x23
531	================  =============================================
532
533	::
534
535	    typedef struct sCOM_ATTR
536	    {
537		    BYTE comBaudRate;
538		    BYTE comDataBits;
539		    BYTE comStopBits;
540		    BYTE comParity;
541		    BYTE comFlowControl;
542	    } sCOM_ATTR, *pCOM_ATTR;
543	    typedef struct sSYSTEM_INFO
544	    {
545		    BYTE gsiVendorName[40];
546		    BYTE gsiSerialNumber[16];
547		    BYTE gsiFirmVersion[16];
548		    BYTE gsiBootVersion[16];
549		    BYTE gsiMbVersion[16];
550		    BYTE gsiModelName[8];
551		    BYTE gsiLocalIp[4];
552		    BYTE gsiCurrentIp[4];
553		    DWORD gsiTimeTick;
554		    DWORD gsiCpuSpeed;
555		    DWORD gsiICache;
556		    DWORD gsiDCache;
557		    DWORD gsiScache;
558		    DWORD gsiMemorySize;
559		    DWORD gsiMemorySpeed;
560		    DWORD gsiEvents;
561		    BYTE gsiMacAddress[6];
562		    BYTE gsiDhcp;
563		    BYTE gsiBeeper;
564		    BYTE gsiChannelUsage;
565		    BYTE gsiMaxAtaMode;
566		    BYTE gsiSdramEcc; //     1:if ECC enabled
567		    BYTE gsiRebuildPriority;
568		    sCOM_ATTR gsiComA; //     5 bytes
569		    sCOM_ATTR gsiComB; //     5 bytes
570		    BYTE gsiIdeChannels;
571		    BYTE gsiScsiHostChannels;
572		    BYTE gsiIdeHostChannels;
573		    BYTE gsiMaxVolumeSet;
574		    BYTE gsiMaxRaidSet;
575		    BYTE gsiEtherPort; //     1:if ether net port supported
576		    BYTE gsiRaid6Engine; //     1:Raid6 engine supported
577		    BYTE gsiRes[75];
578	    } sSYSTEM_INFO, *pSYSTEM_INFO;
579
580GUI_CLEAR_EVENT
581	Clear System Event
582
583	================  =============================================
584	byte 0,1          length
585	byte 2            command code 0x24
586	================  =============================================
587
588GUI_MUTE_BEEPER
589	Mute current beeper
590
591	================  =============================================
592	byte 0,1          length
593	byte 2            command code 0x30
594	================  =============================================
595GUI_BEEPER_SETTING
596	Disable beeper
597
598	================  =============================================
599	byte 0,1          length
600	byte 2            command code 0x31
601	byte 3            0->disable, 1->enable
602	================  =============================================
603
604GUI_SET_PASSWORD
605	Change password
606
607	================  =============================================
608	byte 0,1          length
609	byte 2 		  command code 0x32
610	byte 3 		  pass word length ( must <= 15 )
611	byte 4 		  password (must be alpha-numerical)
612	================  =============================================
613
614GUI_HOST_INTERFACE_MODE
615	Set host interface mode
616
617	================  =============================================
618	byte 0,1          length
619	byte 2 		  command code 0x33
620	byte 3 		  0->Independent, 1->cluster
621	================  =============================================
622
623GUI_REBUILD_PRIORITY
624	Set rebuild priority
625
626	================  =============================================
627	byte 0,1          length
628	byte 2 		  command code 0x34
629	byte 3 		  0/1/2/3 (low->high)
630	================  =============================================
631
632GUI_MAX_ATA_MODE
633	Set maximum ATA mode to be used
634
635	================  =============================================
636	byte 0,1          length
637	byte 2 		  command code 0x35
638	byte 3 		  0/1/2/3 (133/100/66/33)
639	================  =============================================
640
641GUI_RESET_CONTROLLER
642	Reset Controller
643
644	================  =============================================
645	byte 0,1          length
646	byte 2            command code 0x36
647			  * Response with VT100 screen (discard it)
648	================  =============================================
649
650GUI_COM_PORT_SETTING
651	COM port setting
652
653	================  =================================================
654	byte 0,1	  length
655	byte 2 		  command code 0x37
656	byte 3 		  0->COMA (term port),
657			  1->COMB (debug port)
658	byte 4 		  0/1/2/3/4/5/6/7
659			  (1200/2400/4800/9600/19200/38400/57600/115200)
660	byte 5 		  data bit
661			  (0:7 bit, 1:8 bit   must be 8 bit)
662	byte 6 		  stop bit (0:1, 1:2 stop bits)
663	byte 7 		  parity (0:none, 1:off, 2:even)
664	byte 8 		  flow control
665			  (0:none, 1:xon/xoff, 2:hardware => must use none)
666	================  =================================================
667
668GUI_NO_OPERATION
669	No operation
670
671	================  =============================================
672	byte 0,1          length
673	byte 2            command code 0x38
674	================  =============================================
675
676GUI_DHCP_IP
677	Set DHCP option and local IP address
678
679	================  =============================================
680	byte 0,1          length
681	byte 2            command code 0x39
682	byte 3            0:dhcp disabled, 1:dhcp enabled
683	byte 4/5/6/7      IP address
684	================  =============================================
685
686GUI_CREATE_PASS_THROUGH
687	Create pass through disk
688
689	================  =============================================
690	byte 0,1          length
691	byte 2 		  command code 0x40
692	byte 3 		  device #
693	byte 4 		  scsi channel (0/1)
694	byte 5 		  scsi id (0-->15)
695	byte 6 		  scsi lun (0-->7)
696	byte 7 		  tagged queue (1   enabled)
697	byte 8 		  cache mode (1   enabled)
698	byte 9 		  max speed (0/1/2/3/4,
699			  async/20/40/80/160 for scsi)
700			  (0/1/2/3/4, 33/66/100/133/150 for ide  )
701	================  =============================================
702
703GUI_MODIFY_PASS_THROUGH
704	Modify pass through disk
705
706	================  =============================================
707	byte 0,1          length
708	byte 2 		  command code 0x41
709	byte 3 		  device #
710	byte 4 		  scsi channel (0/1)
711	byte 5 		  scsi id (0-->15)
712	byte 6 		  scsi lun (0-->7)
713	byte 7 		  tagged queue (1   enabled)
714	byte 8 		  cache mode (1   enabled)
715	byte 9 		  max speed (0/1/2/3/4,
716			  async/20/40/80/160 for scsi)
717			  (0/1/2/3/4, 33/66/100/133/150 for ide  )
718	================  =============================================
719
720GUI_DELETE_PASS_THROUGH
721	Delete pass through disk
722
723	================  =============================================
724	byte 0,1          length
725	byte 2            command code 0x42
726	byte 3            device# to be deleted
727	================  =============================================
728GUI_IDENTIFY_DEVICE
729	Identify Device
730
731	================  =============================================
732	byte 0,1          length
733	byte 2            command code 0x43
734	byte 3            Flash Method
735			  (0:flash selected, 1:flash not selected)
736	byte 4/5/6/7      IDE device mask to be flashed
737			  .. Note:: no response data available
738	================  =============================================
739
740GUI_CREATE_RAIDSET
741	Create Raid Set
742
743	================  =============================================
744	byte 0,1          length
745	byte 2            command code 0x50
746	byte 3/4/5/6      device mask
747	byte 7-22         raidset name (if byte 7 == 0:use default)
748	================  =============================================
749
750GUI_DELETE_RAIDSET
751	Delete Raid Set
752
753	================  =============================================
754	byte 0,1          length
755	byte 2            command code 0x51
756	byte 3            raidset#
757	================  =============================================
758
759GUI_EXPAND_RAIDSET
760	Expand Raid Set
761
762	================  =============================================
763	byte 0,1          length
764	byte 2            command code 0x52
765	byte 3            raidset#
766	byte 4/5/6/7      device mask for expansion
767	byte 8/9/10       (8:0 no change, 1 change, 0xff:terminate,
768			  9:new raid level,
769			  10:new stripe size
770			  0/1/2/3/4/5->4/8/16/32/64/128K )
771	byte 11/12/13     repeat for each volume in the raidset
772	================  =============================================
773
774GUI_ACTIVATE_RAIDSET
775	Activate incomplete raid set
776
777	================  =============================================
778	byte 0,1          length
779	byte 2            command code 0x53
780	byte 3            raidset#
781	================  =============================================
782
783GUI_CREATE_HOT_SPARE
784	Create hot spare disk
785
786	================  =============================================
787	byte 0,1          length
788	byte 2            command code 0x54
789	byte 3/4/5/6      device mask for hot spare creation
790	================  =============================================
791
792GUI_DELETE_HOT_SPARE
793	Delete hot spare disk
794
795	================  =============================================
796	byte 0,1          length
797	byte 2            command code 0x55
798	byte 3/4/5/6      device mask for hot spare deletion
799	================  =============================================
800
801GUI_CREATE_VOLUME
802	Create volume set
803
804	================  =============================================
805	byte 0,1          length
806	byte 2            command code 0x60
807	byte 3            raidset#
808	byte 4-19         volume set name
809			  (if byte4 == 0, use default)
810	byte 20-27        volume capacity (blocks)
811	byte 28 	  raid level
812	byte 29 	  stripe size
813			  (0/1/2/3/4/5->4/8/16/32/64/128K)
814	byte 30 	  channel
815	byte 31 	  ID
816	byte 32 	  LUN
817	byte 33 	  1 enable tag
818	byte 34 	  1 enable cache
819	byte 35 	  speed
820			  (0/1/2/3/4->async/20/40/80/160 for scsi)
821			  (0/1/2/3/4->33/66/100/133/150 for IDE  )
822	byte 36 	  1 to select quick init
823	================  =============================================
824
825GUI_MODIFY_VOLUME
826	Modify volume Set
827
828	================  =============================================
829	byte 0,1          length
830	byte 2            command code 0x61
831	byte 3            volumeset#
832	byte 4-19         new volume set name
833			  (if byte4 == 0, not change)
834	byte 20-27        new volume capacity (reserved)
835	byte 28 	  new raid level
836	byte 29 	  new stripe size
837			  (0/1/2/3/4/5->4/8/16/32/64/128K)
838	byte 30 	  new channel
839	byte 31 	  new ID
840	byte 32 	  new LUN
841	byte 33 	  1 enable tag
842	byte 34 	  1 enable cache
843	byte 35 	  speed
844			  (0/1/2/3/4->async/20/40/80/160 for scsi)
845			  (0/1/2/3/4->33/66/100/133/150 for IDE  )
846	================  =============================================
847
848GUI_DELETE_VOLUME
849	Delete volume set
850
851	================  =============================================
852	byte 0,1          length
853	byte 2            command code 0x62
854	byte 3            volumeset#
855	================  =============================================
856
857GUI_START_CHECK_VOLUME
858	Start volume consistency check
859
860	================  =============================================
861	byte 0,1          length
862	byte 2            command code 0x63
863	byte 3            volumeset#
864	================  =============================================
865
866GUI_STOP_CHECK_VOLUME
867	Stop volume consistency check
868
869	================  =============================================
870	byte 0,1          length
871	byte 2            command code 0x64
872	================  =============================================
873
8744. Returned data
875----------------
876
877(A) Header
878    3 bytes sequence (0x5E, 0x01, 0x61)
879(B) Length
880    2 bytes
881    (low byte 1st, excludes length and checksum byte)
882(C)
883    status or data:
884
885	1) If length == 1 ==> 1 byte status code::
886
887		#define GUI_OK                    0x41
888		#define GUI_RAIDSET_NOT_NORMAL    0x42
889		#define GUI_VOLUMESET_NOT_NORMAL  0x43
890		#define GUI_NO_RAIDSET            0x44
891		#define GUI_NO_VOLUMESET          0x45
892		#define GUI_NO_PHYSICAL_DRIVE     0x46
893		#define GUI_PARAMETER_ERROR       0x47
894		#define GUI_UNSUPPORTED_COMMAND   0x48
895		#define GUI_DISK_CONFIG_CHANGED   0x49
896		#define GUI_INVALID_PASSWORD      0x4a
897		#define GUI_NO_DISK_SPACE         0x4b
898		#define GUI_CHECKSUM_ERROR        0x4c
899		#define GUI_PASSWORD_REQUIRED     0x4d
900
901	2) If length > 1:
902
903		data block returned from controller
904		and the contents depends on the command code
905
906(E) Checksum
907    checksum of length and status or data byte
908
909