ReactOS  0.4.15-dev-1049-g1062a29
floppy.c
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1 /*++
2 
3 Copyright (C) Microsoft Corporation, 1991 - 1999
4 
5 Module Name:
6 
7  floppy.c
8 
9 Abstract:
10 
11  SCSI floppy class driver
12 
13 Author:
14 
15  Jeff Havens (jhavens)
16 
17 Environment:
18 
19  kernel mode only
20 
21 Notes:
22 
23 Revision History:
24 02/28/96 georgioc Merged this code with code developed by compaq in
25  parallel with microsoft, for 120MB floppy support.
26 
27 01/17/96 georgioc Made code PNP aware (uses the new \storage\classpnp/scsiport)
28 
29 --*/
30 
31 #if !defined(__REACTOS__) || defined(_MSC_VER)
32 #pragma warning(disable:4214) // nonstandard extension used : bit field types other than int
33 #pragma warning(disable:4201) // nonstandard extension used : nameless struct/union
34 #endif
35 
36 #include <stddef.h>
37 #include <ntddk.h>
38 #ifndef __REACTOS__
39 #include <winerror.h>
40 #endif
41 #include <scsi.h>
42 #include <classpnp.h>
43 #include <initguid.h>
44 #include <ntddstor.h>
45 
46 #include <ntstrsafe.h>
47 #include <intsafe.h>
48 
49 #ifdef __REACTOS__
50 // Downgrade unsupported NT6.2+ features.
51 #define NonPagedPoolNx NonPagedPool
52 #define NonPagedPoolNxCacheAligned NonPagedPoolCacheAligned
53 #endif
54 
55 #define MODE_DATA_SIZE 192
56 #define SCSI_FLOPPY_TIMEOUT 20
57 #define SFLOPPY_SRB_LIST_SIZE 4
58 //
59 // Define all possible drive/media combinations, given drives listed above
60 // and media types in ntdddisk.h.
61 //
62 // These values are used to index the DriveMediaConstants table.
63 //
64 
65 #define NUMBER_OF_DRIVE_TYPES 7
66 #define DRIVE_TYPE_120M 4 //120MB Floptical
67 #define DRIVE_TYPE_NONE NUMBER_OF_DRIVE_TYPES
68 
69 //
70 // This array describes all media types we support.
71 // It should be arranged in the increasing order of density
72 //
73 // For a given drive, we list all the mediatypes that will
74 // work with that drive. For instance, a 120MB drive will
75 // take 720KB media, 1.44MB media, and 120MB media.
76 //
77 // Note that, DriveMediaConstants given below is grouped
78 // as drive and media combination
79 //
80 typedef enum _DRIVE_MEDIA_TYPE {
81  Drive360Media160, // 5.25" 360k drive; 160k media
82  Drive360Media180, // 5.25" 360k drive; 180k media
83  Drive360Media320, // 5.25" 360k drive; 320k media
84  Drive360Media32X, // 5.25" 360k drive; 320k 1k secs
85  Drive360Media360, // 5.25" 360k drive; 360k media
86  Drive720Media720, // 3.5" 720k drive; 720k media
87  Drive120Media160, // 5.25" 1.2Mb drive; 160k media
88  Drive120Media180, // 5.25" 1.2Mb drive; 180k media
89  Drive120Media320, // 5.25" 1.2Mb drive; 320k media
90  Drive120Media32X, // 5.25" 1.2Mb drive; 320k 1k secs
91  Drive120Media360, // 5.25" 1.2Mb drive; 360k media
92  Drive120Media120, // 5.25" 1.2Mb drive; 1.2Mb media
93  Drive144Media720, // 3.5" 1.44Mb drive; 720k media
94  Drive144Media144, // 3.5" 1.44Mb drive; 1.44Mb media
95  Drive288Media720, // 3.5" 2.88Mb drive; 720k media
96  Drive288Media144, // 3.5" 2.88Mb drive; 1.44Mb media
97  Drive288Media288, // 3.5" 2.88Mb drive; 2.88Mb media
98  Drive2080Media720, // 3.5" 20.8Mb drive; 720k media
99  Drive2080Media144, // 3.5" 20.8Mb drive; 1.44Mb media
100  Drive2080Media2080, // 3.5" 20.8Mb drive; 20.8Mb media
101  Drive32MMedia32M, // 3.5" 32Mb drive; 32MB media
102  Drive120MMedia720, // 3.5" 120Mb drive; 720k media
103  Drive120MMedia144, // 3.5" 120Mb drive; 1.44Mb media
104  Drive120MMedia120M, // 3.5" 120Mb drive; 120Mb media
105  Drive240MMedia144M, // 3.5" 240Mb drive; 1.44Mb media
106  Drive240MMedia120M, // 3.5" 240Mb drive; 120Mb media
107  Drive240MMedia240M // 3.5" 240Mb drive; 240Mb media
109 
110 //
111 // When we want to determine the media type in a drive, we will first
112 // guess that the media with highest possible density is in the drive,
113 // and keep trying lower densities until we can successfully read from
114 // the drive.
115 //
116 // These values are used to select a DRIVE_MEDIA_TYPE value.
117 //
118 // The following table defines ranges that apply to the DRIVE_MEDIA_TYPE
119 // enumerated values when trying media types for a particular drive type.
120 // Note that for this to work, the DRIVE_MEDIA_TYPE values must be sorted
121 // by ascending densities within drive types. Also, for maximum track
122 // size to be determined properly, the drive types must be in ascending
123 // order.
124 //
125 
126 typedef struct _DRIVE_MEDIA_LIMITS {
130 
131 #if 0
133 
134  { Drive360Media360, Drive360Media160 }, // DRIVE_TYPE_0360
135  { Drive120Media120, Drive120Media160 }, // DRIVE_TYPE_1200
136  { Drive720Media720, Drive720Media720 }, // DRIVE_TYPE_0720
137  { Drive144Media144, Drive144Media720 }, // DRIVE_TYPE_1440
138  { Drive288Media288, Drive288Media720 }, // DRIVE_TYPE_2880
140 };
141 #else
143 
144  { Drive720Media720, Drive720Media720 }, // DRIVE_TYPE_0720
145  { Drive144Media144, Drive144Media720}, // DRIVE_TYPE_1440
146  { Drive288Media288, Drive288Media720}, // DRIVE_TYPE_2880
148  { Drive32MMedia32M, Drive32MMedia32M }, // DRIVE_TYPE_32M
149  { Drive120MMedia120M, Drive120MMedia720 }, // DRIVE_TYPE_120M
150  { Drive240MMedia240M, Drive240MMedia144M } // DRIVE_TYPE_240M
151 };
152 
153 #endif
154 //
155 // For each drive/media combination, define important constants.
156 //
157 
158 typedef struct _DRIVE_MEDIA_CONSTANTS {
165 
166 //
167 // Magic value to add to the SectorLengthCode to use it as a shift value
168 // to determine the sector size.
169 //
170 
171 #define SECTORLENGTHCODE_TO_BYTESHIFT 7
172 
173 //
174 // The following values were gleaned from many different sources, which
175 // often disagreed with each other. Where numbers were in conflict, I
176 // chose the more conservative or most-often-selected value.
177 //
178 
180  {
181 
182  { F5_160_512, 0x200, 0x08, 0x27, 0x1 },
183  { F5_180_512, 0x200, 0x09, 0x27, 0x1 },
184  { F5_320_1024, 0x400, 0x04, 0x27, 0x2 },
185  { F5_320_512, 0x200, 0x08, 0x27, 0x2 },
186  { F5_360_512, 0x200, 0x09, 0x27, 0x2 },
187 
188  { F3_720_512, 0x200, 0x09, 0x4f, 0x2 },
189 
190  { F5_160_512, 0x200, 0x08, 0x27, 0x1 },
191  { F5_180_512, 0x200, 0x09, 0x27, 0x1 },
192  { F5_320_1024, 0x400, 0x04, 0x27, 0x2 },
193  { F5_320_512, 0x200, 0x08, 0x27, 0x2 },
194  { F5_360_512, 0x200, 0x09, 0x27, 0x2 },
195  { F5_1Pt2_512, 0x200, 0x0f, 0x4f, 0x2 },
196 
197  { F3_720_512, 0x200, 0x09, 0x4f, 0x2 },
198  { F3_1Pt44_512, 0x200, 0x12, 0x4f, 0x2 },
199 
200  { F3_720_512, 0x200, 0x09, 0x4f, 0x2 },
201  { F3_1Pt44_512, 0x200, 0x12, 0x4f, 0x2 },
202  { F3_2Pt88_512, 0x200, 0x24, 0x4f, 0x2 },
203 
204  { F3_720_512, 0x200, 0x09, 0x4f, 0x2 },
205  { F3_1Pt44_512, 0x200, 0x12, 0x4f, 0x2 },
206  { F3_20Pt8_512, 0x200, 0x1b, 0xfa, 0x6 },
207 
208  { F3_32M_512, 0x200, 0x20, 0x3ff,0x2},
209 
210  { F3_720_512, 0x200, 0x09, 0x4f, 0x2 },
211  { F3_1Pt44_512, 0x200, 0x12, 0x4f, 0x2 },
212  { F3_120M_512, 0x200, 0x20, 0x3c2,0x8 },
213 
214  { F3_1Pt44_512, 0x200, 0x12, 0x4f, 0x2 },
215  { F3_120M_512, 0x200, 0x20, 0x3c2,0x8 },
216  { F3_240M_512, 0x200, 0x38, 0x105,0x20}
217 };
218 
219 
220 #define NUMBER_OF_DRIVE_MEDIA_COMBINATIONS sizeof(DriveMediaConstants)/sizeof(DRIVE_MEDIA_CONSTANTS)
221 
222 //
223 // floppy device data
224 //
225 
226 typedef struct _DISK_DATA {
229  // BOOLEAN EnableDMF;
232 
233 //
234 // The FloppyCapacities and FloppyGeometries arrays are used by the
235 // USBFlopGetMediaTypes() and USBFlopFormatTracks() routines.
236 
237 // The FloppyCapacities and FloppyGeometries arrays must be kept in 1:1 sync,
238 // i.e. each FloppyGeometries[i] must correspond to each FloppyCapacities[i].
239 
240 // Also, the arrays must be kept in sorted ascending order so that they
241 // are returned in sorted ascending order by IOCTL_DISK_GET_MEDIA_TYPES.
242 //
243 
244 typedef struct _FORMATTED_CAPACITY
245 {
247 
249 
250  BOOLEAN CanFormat; // return for IOCTL_DISK_GET_MEDIA_TYPES ?
251 
253 
254 
256 {
257  // Blocks BlockLen CanFormat H T B/S S/T
258  {0x000500, 0x0200, TRUE}, // 2 80 512 8 640 KB F5_640_512
259  {0x0005A0, 0x0200, TRUE}, // 2 80 512 9 720 KB F3_720_512
260  {0x000960, 0x0200, TRUE}, // 2 80 512 15 1.20 MB F3_1Pt2_512 (Toshiba)
261  {0x0004D0, 0x0400, TRUE}, // 2 77 1024 8 1.23 MB F3_1Pt23_1024 (NEC)
262  {0x000B40, 0x0200, TRUE}, // 2 80 512 18 1.44 MB F3_1Pt44_512
263  {0x000D20, 0x0200, FALSE}, // 2 80 512 21 1.70 MB DMF
264  {0x010000, 0x0200, TRUE}, // 2 1024 512 32 32 MB F3_32M_512
265  {0x03C300, 0x0200, TRUE}, // 8 963 512 32 120 MB F3_120M_512
266  {0x0600A4, 0x0200, TRUE}, // 13 890 512 34 200 MB F3_200Mb_512 (HiFD)
267  {0x072A00, 0x0200, TRUE} // 32 262 512 56 240 MB F3_240M_512
268 };
269 
271 {
272  // Cyl MediaType Trk/Cyl Sec/Trk Bytes/Sec
273 #ifndef __REACTOS__
274  {{80,0}, F3_640_512, 2, 8, 512},
275  {{80,0}, F3_720_512, 2, 9, 512},
276  {{80,0}, F3_1Pt2_512, 2, 15, 512},
277  {{77,0}, F3_1Pt23_1024, 2, 8, 1024},
278  {{80,0}, F3_1Pt44_512, 2, 18, 512},
279  {{80,0}, F3_1Pt44_512, 2, 21, 512}, // DMF -> F3_1Pt44_512
280  {{1024,0}, F3_32M_512, 2, 32, 512},
281  {{963,0}, F3_120M_512, 8, 32, 512},
282  {{890,0}, F3_200Mb_512, 13, 34, 512},
283  {{262,0}, F3_240M_512, 32, 56, 512}
284 #else
285  {{{80,0}}, F3_640_512, 2, 8, 512},
286  {{{80,0}}, F3_720_512, 2, 9, 512},
287  {{{80,0}}, F3_1Pt2_512, 2, 15, 512},
288  {{{77,0}}, F3_1Pt23_1024, 2, 8, 1024},
289  {{{80,0}}, F3_1Pt44_512, 2, 18, 512},
290  {{{80,0}}, F3_1Pt44_512, 2, 21, 512}, // DMF -> F3_1Pt44_512
291  {{{1024,0}}, F3_32M_512, 2, 32, 512},
292  {{{963,0}}, F3_120M_512, 8, 32, 512},
293  {{{890,0}}, F3_200Mb_512, 13, 34, 512},
294  {{{262,0}}, F3_240M_512, 32, 56, 512}
295 #endif
296 };
297 
298 #define FLOPPY_CAPACITIES (sizeof(FloppyCapacities)/sizeof(FloppyCapacities[0]))
299 
301 
302 //
303 // The following structures are used by USBFlopFormatTracks()
304 //
305 
306 #pragma pack (push, 1)
307 
308 typedef struct _CDB12FORMAT
309 {
323 
324 
325 typedef struct _DEFECT_LIST_HEADER
326 {
328  UCHAR Side : 1;
338 
339 typedef struct _FORMAT_UNIT_PARAMETER_LIST
340 {
344 
345 #pragma pack (pop)
346 
347 DRIVER_INITIALIZE DriverEntry;
348 
349 DRIVER_UNLOAD ScsiFlopUnload;
350 
351 DRIVER_ADD_DEVICE ScsiFlopAddDevice;
352 
353 NTSTATUS
354 #ifdef __REACTOS__
355 NTAPI
356 #endif
358  IN PDEVICE_OBJECT Fdo
359  );
360 
361 NTSTATUS
362 #ifdef __REACTOS__
363 NTAPI
364 #endif
366  IN PDEVICE_OBJECT Fdo
367  );
368 
369 NTSTATUS
370 #ifdef __REACTOS__
371 NTAPI
372 #endif
374  IN PDEVICE_OBJECT Fdo,
375  IN UCHAR Type
376  );
377 
378 NTSTATUS
379 #ifdef __REACTOS__
380 NTAPI
381 #endif
383  IN PDEVICE_OBJECT Fdo,
384  IN UCHAR Type
385  );
386 
387 BOOLEAN
392  IN PDEVICE_OBJECT PortDeviceObject,
394  );
395 
396 NTSTATUS
397 #ifdef __REACTOS__
398 NTAPI
399 #endif
402  IN PIRP Irp
403  );
404 
405 NTSTATUS
406 #ifdef __REACTOS__
407 NTAPI
408 #endif
411  IN PIRP Irp
412  );
413 
414 BOOLEAN
417  );
418 
419 NTSTATUS
422  IN PDEVICE_OBJECT PortDeviceObject,
424  );
425 
426 NTSTATUS
429  );
430 
431 ULONG
434  );
435 
436 BOOLEAN
439  IN PFORMAT_PARAMETERS FormatParameters
440  );
441 
442 NTSTATUS
445  MEDIA_TYPE MediaType
446  );
447 
448 NTSTATUS
452  );
453 
454 VOID
455 #ifdef __REACTOS__
456 NTAPI
457 #endif
461  NTSTATUS *Status,
462  BOOLEAN *Retry
463  );
464 
465 NTSTATUS
468  IN PIRP Irp
469  );
470 
471 NTSTATUS
474  IN PIRP Irp
475  );
476 
477 #ifdef ALLOC_PRAGMA
478 #pragma alloc_text(INIT, DriverEntry)
479 
480 #pragma alloc_text(PAGE, ScsiFlopUnload)
481 #pragma alloc_text(PAGE, ScsiFlopAddDevice)
482 #pragma alloc_text(PAGE, CreateFlopDeviceObject)
483 #pragma alloc_text(PAGE, ScsiFlopStartDevice)
484 #pragma alloc_text(PAGE, ScsiFlopRemoveDevice)
485 #pragma alloc_text(PAGE, IsFloppyDevice)
486 #pragma alloc_text(PAGE, DetermineMediaType)
487 #pragma alloc_text(PAGE, DetermineDriveType)
488 #pragma alloc_text(PAGE, FlCheckFormatParameters)
489 #pragma alloc_text(PAGE, FormatMedia)
490 #pragma alloc_text(PAGE, FlopticalFormatMedia)
491 #pragma alloc_text(PAGE, USBFlopGetMediaTypes)
492 #pragma alloc_text(PAGE, USBFlopFormatTracks)
493 
494 #endif
495 
496 
497 NTSTATUS
498 #ifdef __REACTOS__
499 NTAPI
500 #endif
504  )
505 /*++
506 
507 Routine Description:
508 
509  This is the system initialization routine for installable drivers.
510  It calls the SCSI class driver initialization routine.
511 
512 Arguments:
513 
514  DriverObject - Pointer to driver object created by system.
515 
516 Return Value:
517 
518  NTSTATUS
519 
520 --*/
521 
522 {
524 
525  //
526  // Zero InitData
527  //
528 
530 
531  //
532  // Set sizes
533  //
534 
535  InitializationData.InitializationDataSize = sizeof(CLASS_INIT_DATA);
536  InitializationData.FdoData.DeviceExtensionSize =
537  sizeof(FUNCTIONAL_DEVICE_EXTENSION) + sizeof(DISK_DATA);
538 
539  InitializationData.FdoData.DeviceType = FILE_DEVICE_DISK;
540  InitializationData.FdoData.DeviceCharacteristics = FILE_REMOVABLE_MEDIA | FILE_FLOPPY_DISKETTE;
541 
542  //
543  // Set entry points
544  //
545 
546  InitializationData.FdoData.ClassInitDevice = ScsiFlopInitDevice;
547  InitializationData.FdoData.ClassStartDevice = ScsiFlopStartDevice;
548  InitializationData.FdoData.ClassStopDevice = ScsiFlopStopDevice;
549  InitializationData.FdoData.ClassRemoveDevice = ScsiFlopRemoveDevice;
550 
551  InitializationData.FdoData.ClassReadWriteVerification = ScsiFlopReadWriteVerification;
552  InitializationData.FdoData.ClassDeviceControl = ScsiFlopDeviceControl;
553 
554  InitializationData.FdoData.ClassShutdownFlush = NULL;
555  InitializationData.FdoData.ClassCreateClose = NULL;
556  InitializationData.FdoData.ClassError = ScsiFlopProcessError;
557  InitializationData.ClassStartIo = NULL;
558 
559  InitializationData.ClassAddDevice = ScsiFlopAddDevice;
560  InitializationData.ClassUnload = ScsiFlopUnload;
561  //
562  // Call the class init routine
563  //
564 
565  return ClassInitialize( DriverObject, RegistryPath, &InitializationData);
566 
567 
568 } // end DriverEntry()
569 
570 VOID
571 #ifdef __REACTOS__
572 NTAPI
573 #endif
576  )
577 {
578  PAGED_CODE();
580  return;
581 }
582 
583 //
584 // AddDevice operation is performed in CreateFlopDeviceObject function which
585 // is called by ScsiFlopAddDevice (The AddDevice routine for sfloppy.sys).
586 // DO_DEVICE_INITIALIZING flag is cleard upon successfully processing AddDevice
587 // operation in CreateFlopDeviceObject. But PREFAST is currently unable to
588 // detect that DO_DEVICE_INITIALIZING is indeed cleard in CreateFlopDeviceObject
589 // and it raises Warning 28152 (The return from an AddDevice-like function
590 // unexpectedly did not clear DO_DEVICE_INITIALIZING). Suppress that warning
591 // using #pragma.
592 //
593 
594 #if !defined(__REACTOS__) || defined(_MSC_VER)
595 #pragma warning(push)
596 #pragma warning(disable:28152)
597 #endif
598 
599 NTSTATUS
600 #ifdef __REACTOS__
601 NTAPI
602 #endif
606  )
607 /*++
608 
609 Routine Description:
610 
611  This routine creates and initializes a new FDO for the corresponding
612  PDO. It may perform property queries on the FDO but cannot do any
613  media access operations.
614 
615 Arguments:
616 
617  DriverObject - Scsiscan class driver object.
618 
619  Pdo - the physical device object we are being added to
620 
621 Return Value:
622 
623  status
624 
625 --*/
626 {
629 
630  PAGED_CODE();
631 
632  //
633  // Get the number of disks already initialized.
634  //
635 
637 
638  if (NT_SUCCESS(status)) {
639 
640  //
641  // Increment system floppy device count.
642  //
643 
645  }
646 
647  return status;
648 }
649 
650 NTSTATUS
655  )
656 
657 /*++
658 
659 Routine Description:
660 
661  This routine creates an object for the device and then calls the
662  SCSI port driver for media capacity and sector size.
663 
664 Arguments:
665 
666  DriverObject - Pointer to driver object created by system.
667  PortDeviceObject - to connect to SCSI port driver.
668  DeviceCount - Number of previously installed Floppys.
669  AdapterDescriptor - Pointer to structure returned by SCSI port
670  driver describing adapter capabilites (and limitations).
671  DeviceDescriptor - Pointer to configuration information for this device.
672 
673 Return Value:
674 
675 --*/
676 {
678  PDEVICE_OBJECT deviceObject = NULL;
679  PFUNCTIONAL_DEVICE_EXTENSION fdoExtension = NULL;
680  PDISK_DATA diskData;
681 
682  PAGED_CODE();
683 
684  DebugPrint((3,"CreateFlopDeviceObject: Enter routine\n"));
685 
686  //
687  // Try to claim the device.
688  //
689 
690  status = ClassClaimDevice(Pdo,FALSE);
691 
692  if (!NT_SUCCESS(status)) {
693  return(status);
694  }
695 
696  DeviceCount--;
697 
698  do {
699  UCHAR name[256];
700 
701  //
702  // Create device object for this device.
703  //
704 
705  DeviceCount++;
706 
707  status = RtlStringCbPrintfA((PCCHAR) name,
708  sizeof(name),
709  "\\Device\\Floppy%u",
710  DeviceCount);
711  if (NT_SUCCESS(status)) {
712 
713  status = ClassCreateDeviceObject(DriverObject,
714  (PCCHAR) name,
715  Pdo,
716  TRUE,
717  &deviceObject);
718  }
719  } while ((status == STATUS_OBJECT_NAME_COLLISION) ||
721 
722  if (!NT_SUCCESS(status)) {
723  DebugPrint((1,"CreateFlopDeviceObjects: Can not create device\n"));
724  goto CreateFlopDeviceObjectExit;
725  }
726 
727  //
728  // Indicate that IRPs should include MDLs.
729  //
730 
731  deviceObject->Flags |= DO_DIRECT_IO;
732 
733  fdoExtension = deviceObject->DeviceExtension;
734 
735  //
736  // Back pointer to device object.
737  //
738 
739  fdoExtension->CommonExtension.DeviceObject = deviceObject;
740 
741  //
742  // This is the physical device.
743  //
744 
745  fdoExtension->CommonExtension.PartitionZeroExtension = fdoExtension;
746 
747  //
748  // Reset the drive type.
749  //
750 
751  diskData = (PDISK_DATA) fdoExtension->CommonExtension.DriverData;
752  diskData->DriveType = DRIVE_TYPE_NONE;
753  diskData->IsDMF = FALSE;
754  // diskData->EnableDMF = TRUE;
755 
756  //
757  // Initialize lock count to zero. The lock count is used to
758  // disable the ejection mechanism when media is mounted.
759  //
760 
761  fdoExtension->LockCount = 0;
762 
763  //
764  // Save system floppy number
765  //
766 
767  fdoExtension->DeviceNumber = DeviceCount;
768 
769  //
770  // Set the alignment requirements for the device based on the
771  // host adapter requirements
772  //
773 
774  if (Pdo->AlignmentRequirement > deviceObject->AlignmentRequirement) {
776  }
777 
778  //
779  // Clear the SrbFlags and disable synchronous transfers
780  //
781 
783 
784  //
785  // Finally, attach to the PDO
786  //
787 
788  fdoExtension->LowerPdo = Pdo;
789 
790  fdoExtension->CommonExtension.LowerDeviceObject =
791  IoAttachDeviceToDeviceStack(deviceObject, Pdo);
792 
793  if(fdoExtension->CommonExtension.LowerDeviceObject == NULL) {
794 
796  goto CreateFlopDeviceObjectExit;
797  }
798 
799  deviceObject->StackSize++;
800 
801  //
802  // The device is initialized properly - mark it as such.
803  //
804 
805  deviceObject->Flags &= ~DO_DEVICE_INITIALIZING;
806 
807  return STATUS_SUCCESS;
808 
809 CreateFlopDeviceObjectExit:
810 
811  if (deviceObject != NULL) {
812  IoDeleteDevice(deviceObject);
813  }
814 
815  return status;
816 
817 } // end CreateFlopDeviceObject()
818 #if !defined(__REACTOS__) || defined(_MSC_VER)
819 #pragma warning(pop)
820 #endif
821 
822 NTSTATUS
823 #ifdef __REACTOS__
824 NTAPI
825 #endif
827  IN PDEVICE_OBJECT Fdo
828  )
829 {
830  PFUNCTIONAL_DEVICE_EXTENSION fdoExtension = Fdo->DeviceExtension;
831  PCOMMON_DEVICE_EXTENSION commonExtension = Fdo->DeviceExtension;
832  PDISK_DATA diskData = commonExtension->DriverData;
833 
834  PVOID senseData = NULL;
835  ULONG timeOut;
836 
838 
839  //
840  // Allocate request sense buffer.
841  //
842 
843  senseData = ExAllocatePool(NonPagedPoolNxCacheAligned, SENSE_BUFFER_SIZE);
844 
845  if (senseData == NULL) {
846 
847  //
848  // The buffer cannot be allocated.
849  //
850 
852  return status;
853  }
854 
855  //
856  // Set the sense data pointer in the device extension.
857  //
858 
859  fdoExtension->SenseData = senseData;
860 
861  //
862  // Build the lookaside list for srb's for this device.
863  //
864 
865  ClassInitializeSrbLookasideList((PCOMMON_DEVICE_EXTENSION)fdoExtension,
867 
868  //
869  // Register for media change notification
870  //
871  ClassInitializeMediaChangeDetection(fdoExtension,
872  (PUCHAR) "SFloppy");
873 
874  //
875  // Set timeout value in seconds.
876  //
877 
878  timeOut = ClassQueryTimeOutRegistryValue(Fdo);
879  if (timeOut) {
880  fdoExtension->TimeOutValue = timeOut;
881  } else {
882  fdoExtension->TimeOutValue = SCSI_FLOPPY_TIMEOUT;
883  }
884 
885  //
886  // Floppies are not partitionable so starting offset is 0.
887  //
888 
889  fdoExtension->CommonExtension.StartingOffset.QuadPart = (LONGLONG)0;
890 
891 #if 0
892  if (!IsFloppyDevice(Fdo) ||
893  !(Fdo->Characteristics & FILE_REMOVABLE_MEDIA) ||
894  (fdoExtension->DeviceDescriptor->DeviceType != DIRECT_ACCESS_DEVICE)) {
895 
896  ExFreePool(senseData);
898  return status;
899  }
900 #endif
901 
902  RtlZeroMemory(&(fdoExtension->DiskGeometry),
903  sizeof(DISK_GEOMETRY));
904 
905  //
906  // Determine the media type if possible. Set the current media type to
907  // Unknown so that determine media type will check the media.
908  //
909 
910  fdoExtension->DiskGeometry.MediaType = Unknown;
911 
912  //
913  // Register interfaces for this device.
914  //
915 
916  {
917  UNICODE_STRING interfaceName;
918 
919  RtlInitUnicodeString(&interfaceName, NULL);
920 
921  status = IoRegisterDeviceInterface(fdoExtension->LowerPdo,
922  (LPGUID) &GUID_DEVINTERFACE_FLOPPY,
923  NULL,
924  &interfaceName);
925 
926  if(NT_SUCCESS(status)) {
927  diskData->FloppyInterfaceString = interfaceName;
928  } else {
930  DebugPrint((1, "ScsiFlopStartDevice: Unable to register device "
931  "interface for fdo %p [%08lx]\n",
932  Fdo, status));
933  }
934  }
935 
936  return (STATUS_SUCCESS);
937 }
938 
939 #if !defined(__REACTOS__) || defined(_MSC_VER)
940 #pragma warning(suppress:6262) // This function uses 1096 bytes of stack which exceed default value of 1024 bytes used by Code Analysis for flagging as warning
941 #endif
942 #ifdef __REACTOS__
944 #else
946 #endif
947  IN PDEVICE_OBJECT Fdo
948  )
949 {
950  PFUNCTIONAL_DEVICE_EXTENSION fdoExtension = Fdo->DeviceExtension;
951  PCOMMON_DEVICE_EXTENSION commonExtension = Fdo->DeviceExtension;
952 
953  PIRP irp;
954  IO_STATUS_BLOCK ioStatus;
955 
956  SCSI_ADDRESS scsiAddress;
957 
958  WCHAR ntNameBuffer[256];
959  UNICODE_STRING ntUnicodeString;
960 
961  WCHAR arcNameBuffer[256];
962  UNICODE_STRING arcUnicodeString;
963 
964  KEVENT event;
965 
967 
968  PAGED_CODE();
969 
971 
972  DetermineMediaType(Fdo); // ignore unsuccessful here
973 
974  //
975  // Create device object for this device.
976  //
977 
978  RtlStringCbPrintfW(ntNameBuffer,
979  sizeof(ntNameBuffer),
980  L"\\Device\\Floppy%u",
981  fdoExtension->DeviceNumber);
982 
983  //
984  // Create local copy of unicode string
985  //
986  RtlInitUnicodeString(&ntUnicodeString,ntNameBuffer);
987 
988  //
989  // Create a symbolic link from the disk name to the corresponding
990  // ARC name, to be used if we're booting off the disk. This will
991  // fail if it's not system initialization time; that's fine. The
992  // ARC name looks something like \ArcName\scsi(0)Flop(0)fdisk(0).
993  // In order to get the address, we need to send a IOCTL_SCSI_GET_ADDRESS...
994  //
995 
997  Fdo,
998  NULL,
999  0,
1000  &scsiAddress,
1001  sizeof(scsiAddress),
1002  FALSE,
1003  &event,
1004  &ioStatus);
1005 
1006  if (irp == NULL) {
1008  }
1009 
1010  status = IoCallDriver(fdoExtension->CommonExtension.LowerDeviceObject, irp);
1011 
1012  if (status == STATUS_PENDING) {
1014  status = ioStatus.Status;
1015  }
1016 
1017  //
1018  // IOCTL_SCSI_GET_ADDRESS might not be supported by the port driver and
1019  // hence may fail. But it is not a fatal error. Do not fail PnP start
1020  // if this IOCTL fails.
1021  //
1022  if (NT_SUCCESS(status)) {
1023 
1024  RtlStringCbPrintfW(arcNameBuffer,
1025  sizeof(arcNameBuffer),
1026  L"\\ArcName\\scsi(%u)disk(%u)fdisk(%u)",
1027  scsiAddress.PortNumber,
1028  scsiAddress.TargetId,
1029  scsiAddress.Lun);
1030 
1031  RtlInitUnicodeString(&arcUnicodeString, arcNameBuffer);
1032 
1033  IoAssignArcName(&arcUnicodeString, &ntUnicodeString);
1034  }
1035 
1037 
1038  //
1039  // Create the multi() arc name -- Create the "fake"
1040  // name of multi(0)disk(0)fdisk(#) to handle the case where the
1041  // SCSI floppy is the only floppy in the system. If this fails
1042  // it doesn't matter because the previous scsi() based ArcName
1043  // will work. This name is necessary for installation.
1044  //
1045 
1046  RtlStringCbPrintfW(arcNameBuffer,
1047  sizeof(arcNameBuffer),
1048  L"\\ArcName\\multi(%u)disk(%u)fdisk(%u)",
1049  0,
1050  0,
1051  fdoExtension->DeviceNumber);
1052 
1053  RtlInitUnicodeString(&arcUnicodeString, arcNameBuffer);
1054 
1055  IoAssignArcName(&arcUnicodeString, &ntUnicodeString);
1056 
1057  //
1058  // Set our interface state.
1059  //
1060 
1061  {
1062  PDISK_DATA diskData = commonExtension->DriverData;
1063 
1064  if(diskData->FloppyInterfaceString.Buffer != NULL) {
1065 
1067  &(diskData->FloppyInterfaceString),
1068  TRUE);
1069 
1070  if(!NT_SUCCESS(status)) {
1071  DebugPrint((1, "ScsiFlopStartDevice: Unable to set device "
1072  "interface state to TRUE for fdo %p "
1073  "[%08lx]\n",
1074  Fdo, status));
1075  }
1076  }
1077  }
1078 
1079  return STATUS_SUCCESS;
1080 }
1081 
1082 
1083 NTSTATUS
1084 #ifdef __REACTOS__
1085 NTAPI
1086 #endif
1089  IN PIRP Irp
1090  )
1091 
1092 /*++
1093 
1094 Routine Description:
1095 
1096 Arguments:
1097 
1098 Return Value:
1099 
1100  NT Status
1101 
1102 --*/
1103 
1104 {
1105  PFUNCTIONAL_DEVICE_EXTENSION fdoExtension = DeviceObject->DeviceExtension;
1108 
1109  //
1110  // Make sure that the number of bytes to transfer is a multiple of the sector size
1111  //
1112  if ((irpSp->Parameters.Read.Length & (fdoExtension->DiskGeometry.BytesPerSector - 1)) != 0)
1113  {
1115  }
1116 
1117  Irp->IoStatus.Status = status;
1118 
1119  return status;
1120 }
1121 
1122 
1123 NTSTATUS
1124 #ifdef __REACTOS__
1125 NTAPI
1126 #endif
1129  PIRP Irp
1130  )
1131 
1132 /*++
1133 
1134 Routine Description:
1135 
1136 Arguments:
1137 
1138 Return Value:
1139 
1140  Status is returned.
1141 
1142 --*/
1143 
1144 {
1145  KIRQL currentIrql;
1147  PFUNCTIONAL_DEVICE_EXTENSION fdoExtension = DeviceObject->DeviceExtension;
1148  PSCSI_REQUEST_BLOCK srb;
1149  PCDB cdb;
1150  NTSTATUS status;
1151  PDISK_GEOMETRY outputBuffer;
1152  ULONG outputBufferLength;
1153  ULONG i;
1154  DRIVE_MEDIA_TYPE lowestDriveMediaType;
1155  DRIVE_MEDIA_TYPE highestDriveMediaType;
1156  PFORMAT_PARAMETERS formatParameters;
1157  PMODE_PARAMETER_HEADER modeData;
1158  ULONG length;
1159 
1160  //
1161  // Initialize the information field
1162  //
1163  Irp->IoStatus.Information = 0;
1164 
1165  srb = ExAllocatePool(NonPagedPoolNx, SCSI_REQUEST_BLOCK_SIZE);
1166 
1167  if (srb == NULL) {
1168 
1169  Irp->IoStatus.Status = STATUS_INSUFFICIENT_RESOURCES;
1170  if (IoIsErrorUserInduced(Irp->IoStatus.Status)) {
1171 
1173  }
1174 
1175  KeRaiseIrql(DISPATCH_LEVEL, &currentIrql);
1178  KeLowerIrql(currentIrql);
1179 
1181  }
1182 
1183  //
1184  // Write zeros to Srb.
1185  //
1186 
1188 
1189  cdb = (PCDB)srb->Cdb;
1190 
1191  switch (irpStack->Parameters.DeviceIoControl.IoControlCode) {
1192 
1193 
1194  case IOCTL_DISK_VERIFY: {
1195 
1196  PVERIFY_INFORMATION verifyInfo = Irp->AssociatedIrp.SystemBuffer;
1197  LARGE_INTEGER byteOffset;
1198  ULONG sectorOffset;
1200 
1201  //
1202  // Validate buffer length.
1203  //
1204 
1205  if (irpStack->Parameters.DeviceIoControl.InputBufferLength <
1206  sizeof(VERIFY_INFORMATION)) {
1207 
1209  break;
1210  }
1211 
1212  //
1213  // Perform a bounds check on the sector range
1214  //
1215  if ((verifyInfo->StartingOffset.QuadPart > fdoExtension->CommonExtension.PartitionLength.QuadPart) ||
1216  (verifyInfo->StartingOffset.QuadPart < 0))
1217  {
1219  break;
1220  }
1221  else
1222  {
1223  ULONGLONG bytesRemaining = fdoExtension->CommonExtension.PartitionLength.QuadPart - verifyInfo->StartingOffset.QuadPart;
1224 
1225  if ((ULONGLONG)verifyInfo->Length > bytesRemaining)
1226  {
1228  break;
1229  }
1230  }
1231 
1232  //
1233  // Verify sectors
1234  //
1235 
1236  srb->CdbLength = 10;
1237 
1238  cdb->CDB10.OperationCode = SCSIOP_VERIFY;
1239 
1240  //
1241  // Add disk offset to starting sector.
1242  //
1243 
1244  byteOffset.QuadPart = fdoExtension->CommonExtension.StartingOffset.QuadPart +
1245  verifyInfo->StartingOffset.QuadPart;
1246 
1247  //
1248  // Convert byte offset to sector offset.
1249  //
1250 
1251  sectorOffset = (ULONG)(byteOffset.QuadPart >> fdoExtension->SectorShift);
1252 
1253  //
1254  // Convert ULONG byte count to USHORT sector count.
1255  //
1256 
1257  sectorCount = (USHORT)(verifyInfo->Length >> fdoExtension->SectorShift);
1258 
1259  //
1260  // Move little endian values into CDB in big endian format.
1261  //
1262 
1263  cdb->CDB10.LogicalBlockByte0 = ((PFOUR_BYTE)&sectorOffset)->Byte3;
1264  cdb->CDB10.LogicalBlockByte1 = ((PFOUR_BYTE)&sectorOffset)->Byte2;
1265  cdb->CDB10.LogicalBlockByte2 = ((PFOUR_BYTE)&sectorOffset)->Byte1;
1266  cdb->CDB10.LogicalBlockByte3 = ((PFOUR_BYTE)&sectorOffset)->Byte0;
1267 
1268  cdb->CDB10.TransferBlocksMsb = ((PFOUR_BYTE)&sectorCount)->Byte1;
1269  cdb->CDB10.TransferBlocksLsb = ((PFOUR_BYTE)&sectorCount)->Byte0;
1270 
1271  //
1272  // The verify command is used by the NT FORMAT utility and
1273  // requests are sent down for 5% of the volume size. The
1274  // request timeout value is calculated based on the number of
1275  // sectors verified.
1276  //
1277 
1278  srb->TimeOutValue = ((sectorCount + 0x7F) >> 7) *
1279  fdoExtension->TimeOutValue;
1280 
1282  srb,
1283  Irp,
1284  NULL,
1285  0,
1286  FALSE);
1287  return(status);
1288 
1289  }
1290 
1292 
1293  if (fdoExtension->AdapterDescriptor->BusType == BusTypeUsb) {
1294 
1296 
1297  // Don't need to propagate any error if one occurs
1298  //
1300 
1301  } else {
1302 
1304  }
1305 
1306  if (!NT_SUCCESS(status)) {
1307  // so will propogate error
1308  NOTHING;
1309  } else if (fdoExtension->DiskGeometry.MediaType == F3_120M_512) {
1310  //so that the format code will not try to partition it.
1312  } else {
1313  //
1314  // Free the Srb, since it is not needed.
1315  //
1316 
1317  ExFreePool(srb);
1318 
1319  //
1320  // Pass the request to the common device control routine.
1321  //
1322 
1324  }
1325  break;
1326  }
1327 
1329 
1330  DebugPrint((3,"ScsiDeviceIoControl: Get drive geometry\n"));
1331 
1332  if (fdoExtension->AdapterDescriptor->BusType == BusTypeUsb)
1333  {
1335  Irp);
1336  break;
1337  }
1338 
1339  //
1340  // If there's not enough room to write the
1341  // data, then fail the request.
1342  //
1343 
1344  if ( irpStack->Parameters.DeviceIoControl.OutputBufferLength <
1345  sizeof( DISK_GEOMETRY ) ) {
1346 
1348  break;
1349  }
1350 
1352 
1353  if (!NT_SUCCESS(status)) {
1354 
1355  Irp->IoStatus.Information = 0;
1356  Irp->IoStatus.Status = status;
1357 
1358  } else {
1359 
1360  //
1361  // Copy drive geometry information from device extension.
1362  //
1363 
1364  RtlMoveMemory(Irp->AssociatedIrp.SystemBuffer,
1365  &(fdoExtension->DiskGeometry),
1366  sizeof(DISK_GEOMETRY));
1367 
1368  Irp->IoStatus.Information = sizeof(DISK_GEOMETRY);
1370 
1371  }
1372 
1373  break;
1374  }
1375 
1377 
1378  if (fdoExtension->AdapterDescriptor->BusType == BusTypeUsb)
1379  {
1381  Irp);
1382  break;
1383  }
1384 
1386 
1387  if (i == DRIVE_TYPE_NONE) {
1389  break;
1390  }
1391 
1392  lowestDriveMediaType = DriveMediaLimits[i].LowestDriveMediaType;
1393  highestDriveMediaType = DriveMediaLimits[i].HighestDriveMediaType;
1394 
1395  outputBufferLength =
1396  irpStack->Parameters.DeviceIoControl.OutputBufferLength;
1397 
1398  //
1399  // Make sure that the input buffer has enough room to return
1400  // at least one descriptions of a supported media type.
1401  //
1402 
1403  if ( outputBufferLength < ( sizeof( DISK_GEOMETRY ) ) ) {
1404 
1406  break;
1407  }
1408 
1409  //
1410  // Assume success, although we might modify it to a buffer
1411  // overflow warning below (if the buffer isn't big enough
1412  // to hold ALL of the media descriptions).
1413  //
1414 
1416 
1417  if (outputBufferLength < ( sizeof( DISK_GEOMETRY ) *
1418  ( highestDriveMediaType - lowestDriveMediaType + 1 ) ) ) {
1419 
1420  //
1421  // The buffer is too small for all of the descriptions;
1422  // calculate what CAN fit in the buffer.
1423  //
1424 
1426 
1427  highestDriveMediaType = (DRIVE_MEDIA_TYPE)( ( lowestDriveMediaType - 1 ) +
1428  ( outputBufferLength /
1429  sizeof( DISK_GEOMETRY ) ) );
1430  }
1431 
1432  outputBuffer = (PDISK_GEOMETRY) Irp->AssociatedIrp.SystemBuffer;
1433 
1434  for (i = (UCHAR)lowestDriveMediaType;i <= (UCHAR)highestDriveMediaType;i++ ) {
1435 
1436  outputBuffer->MediaType = DriveMediaConstants[i].MediaType;
1437  outputBuffer->Cylinders.LowPart =
1439  outputBuffer->Cylinders.HighPart = 0;
1440  outputBuffer->TracksPerCylinder =
1442  outputBuffer->SectorsPerTrack =
1444  outputBuffer->BytesPerSector =
1446  outputBuffer++;
1447 
1448  Irp->IoStatus.Information += sizeof( DISK_GEOMETRY );
1449  }
1450 
1451  break;
1452  }
1453 
1454  case IOCTL_DISK_FORMAT_TRACKS: {
1455 
1456  if (fdoExtension->AdapterDescriptor->BusType == BusTypeUsb)
1457  {
1459  Irp);
1460  break;
1461  }
1462 
1463  //
1464  // Make sure that we got all the necessary format parameters.
1465  //
1466 
1467  if ( irpStack->Parameters.DeviceIoControl.InputBufferLength <sizeof( FORMAT_PARAMETERS ) ) {
1468 
1470  break;
1471  }
1472 
1473  formatParameters = (PFORMAT_PARAMETERS) Irp->AssociatedIrp.SystemBuffer;
1474 
1475  //
1476  // Make sure the parameters we got are reasonable.
1477  //
1478 
1479  if ( !FlCheckFormatParameters(DeviceObject, formatParameters)) {
1480 
1482  break;
1483  }
1484 
1485  //
1486  // If this request is for a 20.8 MB floppy then call a special
1487  // floppy format routine.
1488  //
1489 
1490  if (formatParameters->MediaType == F3_20Pt8_512) {
1492  formatParameters
1493  );
1494 
1495  break;
1496  }
1497 
1498  //
1499  // All the work is done in the pass. If this is not the first pass,
1500  // then complete the request and return;
1501  //
1502 
1503  if (formatParameters->StartCylinderNumber != 0 || formatParameters->StartHeadNumber != 0) {
1504 
1506  break;
1507  }
1508 
1509  status = FormatMedia( DeviceObject, formatParameters->MediaType);
1510  break;
1511  }
1512 
1513  case IOCTL_DISK_IS_WRITABLE: {
1514 
1515  if ((fdoExtension->DiskGeometry.MediaType) == F3_32M_512) {
1516 
1517  //
1518  // 32MB media is READ ONLY. Just return
1519  // STATUS_MEDIA_WRITE_PROTECTED
1520  //
1521 
1523 
1524  break;
1525  }
1526 
1527  //
1528  // Determine if the device is writable.
1529  //
1530 
1531  modeData = ExAllocatePool(NonPagedPoolNxCacheAligned, MODE_DATA_SIZE);
1532 
1533  if (modeData == NULL) {
1535  break;
1536  }
1537 
1538  RtlZeroMemory(modeData, MODE_DATA_SIZE);
1539 
1541  (PCHAR) modeData,
1544 
1545  if (length < sizeof(MODE_PARAMETER_HEADER)) {
1546 
1547  //
1548  // Retry the request in case of a check condition.
1549  //
1550 
1552  (PCHAR) modeData,
1555 
1556  if (length < sizeof(MODE_PARAMETER_HEADER)) {
1558  ExFreePool(modeData);
1559  break;
1560  }
1561  }
1562 
1563  if (modeData->DeviceSpecificParameter & MODE_DSP_WRITE_PROTECT) {
1565  } else {
1567  }
1568 
1569  DebugPrint((2,"IOCTL_DISK_IS_WRITABLE returns %08X\n", status));
1570 
1571  ExFreePool(modeData);
1572  break;
1573  }
1574 
1575  default: {
1576 
1577  DebugPrint((3,"ScsiIoDeviceControl: Unsupported device IOCTL\n"));
1578 
1579  //
1580  // Free the Srb, since it is not needed.
1581  //
1582 
1583  ExFreePool(srb);
1584 
1585  //
1586  // Pass the request to the common device control routine.
1587  //
1588 
1590 
1591  break;
1592  }
1593 
1594  } // end switch( ...
1595 
1596  //
1597  // Check if SL_OVERRIDE_VERIFY_VOLUME flag is set in the IRP.
1598  // If so, do not return STATUS_VERIFY_REQUIRED
1599  //
1600  if ((status == STATUS_VERIFY_REQUIRED) &&
1601  (TEST_FLAG(irpStack->Flags, SL_OVERRIDE_VERIFY_VOLUME))) {
1602 
1604 
1605  }
1606 
1607  Irp->IoStatus.Status = status;
1608 
1610 
1612  }
1613 
1614  KeRaiseIrql(DISPATCH_LEVEL, &currentIrql);
1617  KeLowerIrql(currentIrql);
1618 
1619  ExFreePool(srb);
1620 
1621  return status;
1622 
1623 } // end ScsiFlopDeviceControl()
1624 
1625 #if 0
1626 
1627 BOOLEAN
1630  )
1631 /*++
1632 
1633 Routine Description:
1634 
1635  The routine performs the necessary funcitons to deterime if the device is
1636  really a floppy rather than a harddisk. This is done by a mode sense
1637  command. First a check is made to see if the medimum type is set. Second
1638  a check is made for the flexible parameters mode page.
1639 
1640 Arguments:
1641 
1642  DeviceObject - Supplies the device object to be tested.
1643 
1644 Return Value:
1645 
1646  Return TRUE if the indicated device is a floppy.
1647 
1648 --*/
1649 {
1650 
1651  PVOID modeData;
1652  PUCHAR pageData;
1653  ULONG length;
1654 
1655  modeData = ExAllocatePool(NonPagedPoolNxCacheAligned, MODE_DATA_SIZE);
1656 
1657  if (modeData == NULL) {
1658  return(FALSE);
1659  }
1660 
1661  RtlZeroMemory(modeData, MODE_DATA_SIZE);
1662 
1664 
1665  if (length < sizeof(MODE_PARAMETER_HEADER)) {
1666 
1667  //
1668  // Retry the request in case of a check condition.
1669  //
1670 
1672  modeData,
1675 
1676  if (length < sizeof(MODE_PARAMETER_HEADER)) {
1677 
1678  ExFreePool(modeData);
1679  return(FALSE);
1680 
1681  }
1682  }
1683 
1684 #if 0
1685  //
1686  // Some drives incorrectly report this. In particular the SONY RMO-S350
1687  // when in disk mode.
1688  //
1689 
1690  if (((PMODE_PARAMETER_HEADER) modeData)->MediumType >= MODE_FD_SINGLE_SIDE
1691  && ((PMODE_PARAMETER_HEADER) modeData)->MediumType <= MODE_FD_MAXIMUM_TYPE) {
1692 
1693  DebugPrint((1, "ScsiFlop: MediumType value %2x, This is a floppy.\n", ((PMODE_PARAMETER_HEADER) modeData)->MediumType));
1694  ExFreePool(modeData);
1695  return(TRUE);
1696  }
1697 
1698 #endif
1699 
1700  //
1701  // If the length is greater than length indiated by the mode data reset
1702  // the data to the mode data.
1703  //
1704  if (length > (ULONG)((PMODE_PARAMETER_HEADER) modeData)->ModeDataLength + 1) {
1705  length = (ULONG)((PMODE_PARAMETER_HEADER) modeData)->ModeDataLength + 1;
1706 
1707  }
1708 
1709  //
1710  // Look for the flexible disk mode page.
1711  //
1712 
1713  pageData = ClassFindModePage( modeData, length, MODE_PAGE_FLEXIBILE, TRUE);
1714 
1715  if (pageData != NULL) {
1716 
1717  DebugPrint((1, "ScsiFlop: Flexible disk page found, This is a floppy.\n"));
1718 
1719  //
1720  // As a special case for the floptical driver do a magic mode sense to
1721  // enable the drive.
1722  //
1723 
1724  ClassModeSense(DeviceObject, modeData, 0x2a, 0x2e);
1725 
1726  ExFreePool(modeData);
1727  return(TRUE);
1728 
1729  }
1730 
1731  ExFreePool(modeData);
1732  return(FALSE);
1733 
1734 }
1735 #endif
1736 
1737 
1738 NTSTATUS
1741  )
1742 /*++
1743 
1744 Routine Description:
1745 
1746  This routine determines the floppy media type based on the size of the
1747  device. The geometry information is set for the device object.
1748 
1749 Arguments:
1750 
1751  DeviceObject - Supplies the device object to be tested.
1752 
1753 Return Value:
1754 
1755  None
1756 
1757 --*/
1758 {
1759  PFUNCTIONAL_DEVICE_EXTENSION fdoExtension = DeviceObject->DeviceExtension;
1760  PDISK_GEOMETRY geometry;
1761  LONG index;
1762  NTSTATUS status;
1763 
1764  PAGED_CODE();
1765 
1766  geometry = &(fdoExtension->DiskGeometry);
1767 
1768  //
1769  // Issue ReadCapacity to update device extension
1770  // with information for current media.
1771  //
1772 
1774 
1775  if (!NT_SUCCESS(status)) {
1776 
1777  //
1778  // Set the media type to unknow and zero the geometry information.
1779  //
1780 
1781  geometry->MediaType = Unknown;
1782 
1783  return status;
1784 
1785  }
1786 
1787  //
1788  // Look at the capcity of disk to determine its type.
1789  //
1790 
1791  for (index = NUMBER_OF_DRIVE_MEDIA_COMBINATIONS - 1; index >= 0; index--) {
1792 
1793  //
1794  // Walk the table backward untill the drive capacity holds all of the
1795  // data and the bytes per setor are equal
1796  //
1797 
1799  (DriveMediaConstants[index].MaximumTrack + 1) *
1801  DriveMediaConstants[index].BytesPerSector) <=
1802  fdoExtension->CommonExtension.PartitionLength.LowPart &&
1804  geometry->BytesPerSector) {
1805 
1810  break;
1811  }
1812  }
1813 
1814  if (index == -1) {
1815 
1816  //
1817  // Set the media type to unknow and zero the geometry information.
1818  //
1819 
1820  geometry->MediaType = Unknown;
1821 
1822 
1823  } else {
1824  //
1825  // DMF check breaks the insight SCSI floppy, so its disabled for that case
1826  //
1827  PDISK_DATA diskData = (PDISK_DATA) fdoExtension->CommonExtension.DriverData;
1828 
1829  // if (diskData->EnableDMF == TRUE) {
1830 
1831  //
1832  //check to see if DMF
1833  //
1834 
1835  PSCSI_REQUEST_BLOCK srb;
1836  PVOID readData;
1837 
1838  //
1839  // Allocate a Srb for the read command.
1840  //
1841 
1842  readData = ExAllocatePool(NonPagedPoolNx, geometry->BytesPerSector);
1843  if (readData == NULL) {
1844  return STATUS_NO_MEMORY;
1845  }
1846 
1847  srb = ExAllocatePool(NonPagedPoolNx, SCSI_REQUEST_BLOCK_SIZE);
1848 
1849  if (srb == NULL) {
1850 
1851  ExFreePool(readData);
1852  return STATUS_NO_MEMORY;
1853  }
1854 
1855  RtlZeroMemory(readData, geometry->BytesPerSector);
1857 
1858  srb->CdbLength = 10;
1859  srb->Cdb[0] = SCSIOP_READ;
1860  srb->Cdb[5] = 0;
1861  srb->Cdb[8] = (UCHAR) 1;
1862 
1863  //
1864  // Set timeout value.
1865  //
1866 
1867  srb->TimeOutValue = fdoExtension->TimeOutValue;
1868 
1869  //
1870  // Send the mode select data.
1871  //
1872 
1874  srb,
1875  readData,
1876  geometry->BytesPerSector,
1877  FALSE
1878  );
1879 
1880  if (NT_SUCCESS(status)) {
1881  char *pchar = (char *)readData;
1882 
1883  pchar += 3; //skip 3 bytes jump code
1884 
1885  // If the MSDMF3. signature is there then mark it as DMF diskette
1886  if (RtlCompareMemory(pchar, "MSDMF3.", 7) == 7) {
1887  diskData->IsDMF = TRUE;
1888  }
1889 
1890  }
1891  ExFreePool(readData);
1892  ExFreePool(srb);
1893  // }// else
1894  }
1895  return status;
1896 }
1897 
1898 ULONG
1901  )
1902 /*++
1903 
1904 Routine Description:
1905 
1906  The routine determines the device type so that the supported medias can be
1907  determined. It does a mode sense for the default parameters. This code
1908  assumes that the returned values are for the maximum device size.
1909 
1910 Arguments:
1911 
1912  DeviceObject - Supplies the device object to be tested.
1913 
1914 Return Value:
1915 
1916  None
1917 
1918 --*/
1919 {
1920  PFUNCTIONAL_DEVICE_EXTENSION fdoExtension = DeviceObject->DeviceExtension;
1921  PVOID modeData;
1922  PDISK_DATA diskData = (PDISK_DATA) fdoExtension->CommonExtension.DriverData;
1923  PMODE_FLEXIBLE_DISK_PAGE pageData;
1924  ULONG length;
1925  LONG index;
1926  UCHAR numberOfHeads;
1927  UCHAR sectorsPerTrack;
1928  USHORT maximumTrack;
1929  BOOLEAN applyFix = FALSE;
1930 
1931  PAGED_CODE();
1932 
1933  if (diskData->DriveType != DRIVE_TYPE_NONE) {
1934  return(diskData->DriveType);
1935  }
1936 
1937  modeData = ExAllocatePool(NonPagedPoolNxCacheAligned, MODE_DATA_SIZE);
1938 
1939  if (modeData == NULL) {
1940  return(DRIVE_TYPE_NONE);
1941  }
1942 
1943  RtlZeroMemory(modeData, MODE_DATA_SIZE);
1944 
1946  modeData,
1949 
1950  if (length < sizeof(MODE_PARAMETER_HEADER)) {
1951 
1952  //
1953  // Retry the request one more time
1954  // in case of a check condition.
1955  //
1957  modeData,
1960 
1961  if (length < sizeof(MODE_PARAMETER_HEADER)) {
1962 
1963  ExFreePool(modeData);
1964  return(DRIVE_TYPE_NONE);
1965  }
1966  }
1967 
1968  //
1969  // Look for the flexible disk mode page.
1970  //
1971 
1972  pageData = ClassFindModePage( modeData,
1973  length,
1975  TRUE);
1976 
1977  //
1978  // Make sure the page is returned and is large enough.
1979  //
1980 
1981  if ((pageData != NULL) &&
1982  (pageData->PageLength + 2 >=
1983  (UCHAR)offsetof(MODE_FLEXIBLE_DISK_PAGE, StartWritePrecom))) {
1984 
1985  //
1986  // Pull out the heads, cylinders, and sectors.
1987  //
1988 
1989  numberOfHeads = pageData->NumberOfHeads;
1990  maximumTrack = pageData->NumberOfCylinders[1];
1991  maximumTrack |= pageData->NumberOfCylinders[0] << 8;
1992  sectorsPerTrack = pageData->SectorsPerTrack;
1993 
1994 
1995  //
1996  // Convert from number of cylinders to maximum track.
1997  //
1998 
1999  maximumTrack--;
2000 
2001  //
2002  // Search for the maximum supported media. Based on the number of heads,
2003  // sectors per track and number of cylinders
2004  //
2006 
2007  //
2008  // Walk the table forward until the drive capacity holds all of the
2009  // data and the bytes per setor are equal
2010  //
2011 
2012  if (DriveMediaConstants[index].NumberOfHeads == numberOfHeads &&
2013  DriveMediaConstants[index].MaximumTrack == maximumTrack &&
2014  DriveMediaConstants[index].SectorsPerTrack ==sectorsPerTrack) {
2015 
2016  ExFreePool(modeData);
2017 
2018  //
2019  // index is now a drive media combination. Compare this to
2020  // the maximum drive media type in the drive media table.
2021  //
2022 
2023  for (length = 0; length < NUMBER_OF_DRIVE_TYPES; length++) {
2024 
2025  if (DriveMediaLimits[length].HighestDriveMediaType == index) {
2026  return(length);
2027  }
2028  }
2029  return(DRIVE_TYPE_NONE);
2030  }
2031  }
2032 
2033  // If the maximum track is greater than 8 bits then divide the
2034  // number of tracks by 3 and multiply the number of heads by 3.
2035  // This is a special case for the 20.8 MB floppy.
2036  //
2037 
2038  if (!applyFix && maximumTrack >= 0x0100) {
2039  maximumTrack++;
2040  maximumTrack /= 3;
2041  maximumTrack--;
2042  numberOfHeads *= 3;
2043  } else {
2044  ExFreePool(modeData);
2045  return(DRIVE_TYPE_NONE);
2046  }
2047 
2048  }
2049 
2050  ExFreePool(modeData);
2051  return(DRIVE_TYPE_NONE);
2052 }
2053 
2054 
2055 BOOLEAN
2058  IN PFORMAT_PARAMETERS FormatParameters
2059  )
2060 
2061 /*++
2062 
2063 Routine Description:
2064 
2065  This routine checks the supplied format parameters to make sure that
2066  they'll work on the drive to be formatted.
2067 
2068 Arguments:
2069 
2070  DeviceObject - Pointer to the device object to be formated.
2071 
2072  FormatParameters - a pointer to the caller's parameters for the FORMAT.
2073 
2074 Return Value:
2075 
2076  TRUE if parameters are OK.
2077  FALSE if the parameters are bad.
2078 
2079 --*/
2080 
2081 {
2082  PDRIVE_MEDIA_CONSTANTS driveMediaConstants;
2083  DRIVE_MEDIA_TYPE driveMediaType;
2084  ULONG index;
2085 
2086  PAGED_CODE();
2087 
2088  //
2089  // Get the device type.
2090  //
2091 
2093 
2094  if (index == DRIVE_TYPE_NONE) {
2095 
2096  //
2097  // If the determine device type failed then just use the media type
2098  // and try the parameters.
2099  //
2100 
2101  driveMediaType = Drive360Media160;
2102 
2103  while (( DriveMediaConstants[driveMediaType].MediaType !=
2104  FormatParameters->MediaType ) &&
2105  ( driveMediaType < Drive288Media288) ) {
2106 
2107  driveMediaType++;
2108  }
2109 
2110  } else {
2111 
2112  //
2113  // Figure out which entry in the DriveMediaConstants table to use.
2114  //
2115 
2116  driveMediaType =
2118 
2119  while ( ( DriveMediaConstants[driveMediaType].MediaType !=
2120  FormatParameters->MediaType ) &&
2121  ( driveMediaType > DriveMediaLimits[index].
2122  LowestDriveMediaType ) ) {
2123 
2124  driveMediaType--;
2125  }
2126 
2127  }
2128 
2129 
2130  // driveMediaType is bounded below by DriveMediaLimits[].LowestDriveMediaType
2131 #if !defined(__REACTOS__) || defined(_MSC_VER)
2132 #pragma warning(push)
2133 #pragma warning(disable:33010) // 33010: Enum used as array index may be negative
2134 #endif
2135  if ( DriveMediaConstants[driveMediaType].MediaType !=
2136  FormatParameters->MediaType ) {
2137  return FALSE;
2138 
2139  } else {
2140 
2141  driveMediaConstants = &DriveMediaConstants[driveMediaType];
2142 
2143  if ( ( FormatParameters->StartHeadNumber >
2144  (ULONG)( driveMediaConstants->NumberOfHeads - 1 ) ) ||
2145  ( FormatParameters->EndHeadNumber >
2146  (ULONG)( driveMediaConstants->NumberOfHeads - 1 ) ) ||
2147  ( FormatParameters->StartCylinderNumber >
2148  driveMediaConstants->MaximumTrack ) ||
2149  ( FormatParameters->EndCylinderNumber >
2150  driveMediaConstants->MaximumTrack ) ||
2151  ( FormatParameters->EndCylinderNumber <
2152  FormatParameters->StartCylinderNumber ) ) {
2153 
2154  return FALSE;
2155 
2156  } else {
2157 
2158  return TRUE;
2159  }
2160  }
2161 #if !defined(__REACTOS__) || defined(_MSC_VER)
2162 #pragma warning(pop)
2163 #endif
2164 }
2165 
2166 NTSTATUS
2169  MEDIA_TYPE MediaType
2170  )
2171 /*++
2172 
2173 Routine Description:
2174 
2175  This routine formats the floppy disk. The entire floppy is formated in
2176  one shot.
2177 
2178 Arguments:
2179 
2180  DeviceObject - Supplies the device object to be tested.
2181 
2182  Irp - Supplies a pointer to the requesting Irp.
2183 
2184  MediaType - Supplies the media type format the device for.
2185 
2186 Return Value:
2187 
2188  Returns a status for the operation.
2189 
2190 --*/
2191 {
2192  PVOID modeData;
2193  PSCSI_REQUEST_BLOCK srb;
2194  PMODE_FLEXIBLE_DISK_PAGE pageData;
2195  DRIVE_MEDIA_TYPE driveMediaType;
2196  PDRIVE_MEDIA_CONSTANTS driveMediaConstants;
2197  ULONG length;
2198  NTSTATUS status;
2199 
2200  PAGED_CODE();
2201 
2202  modeData = ExAllocatePool(NonPagedPoolNxCacheAligned, MODE_DATA_SIZE);
2203 
2204  if (modeData == NULL) {
2206  }
2207 
2208  RtlZeroMemory(modeData, MODE_DATA_SIZE);
2209 
2211  modeData,
2214 
2215  if (length < sizeof(MODE_PARAMETER_HEADER)) {
2216  ExFreePool(modeData);
2218  }
2219 
2220  //
2221  // Look for the flexible disk mode page.
2222  //
2223 
2224  pageData = ClassFindModePage( modeData, length, MODE_PAGE_FLEXIBILE, TRUE);
2225 
2226  //
2227  // Make sure the page is returned and is large enough.
2228  //
2229 
2230  if ((pageData == NULL) ||
2231  (pageData->PageLength + 2 <
2232  (UCHAR)offsetof(MODE_FLEXIBLE_DISK_PAGE, StartWritePrecom))) {
2233 
2234  ExFreePool(modeData);
2236 
2237  }
2238 
2239  //
2240  // Look for a drive media type which matches the requested media type.
2241  //
2242  //
2243  //start from Drive120MMedia120M instead of Drive2080Media2080
2244  //
2245  for (driveMediaType = Drive120MMedia120M;
2246  DriveMediaConstants[driveMediaType].MediaType != MediaType;
2247  driveMediaType--) {
2248  if (driveMediaType == Drive360Media160) {
2249 
2250  ExFreePool(modeData);
2251  return(STATUS_INVALID_PARAMETER);
2252 
2253  }
2254  }
2255 
2256  driveMediaConstants = &DriveMediaConstants[driveMediaType];
2257 
2258  if ((pageData->NumberOfHeads != driveMediaConstants->NumberOfHeads) ||
2259  (pageData->SectorsPerTrack != driveMediaConstants->SectorsPerTrack) ||
2260  ((pageData->NumberOfCylinders[0] != (UCHAR)((driveMediaConstants->MaximumTrack+1) >> 8)) &&
2261  (pageData->NumberOfCylinders[1] != (UCHAR)driveMediaConstants->MaximumTrack+1)) ||
2262  (pageData->BytesPerSector[0] != driveMediaConstants->BytesPerSector >> 8 )) {
2263 
2264  //
2265  // Update the flexible parameters page with the new parameters.
2266  //
2267 
2268  pageData->NumberOfHeads = driveMediaConstants->NumberOfHeads;
2269  pageData->SectorsPerTrack = driveMediaConstants->SectorsPerTrack;
2270  pageData->NumberOfCylinders[0] = (UCHAR)((driveMediaConstants->MaximumTrack+1) >> 8);
2271  pageData->NumberOfCylinders[1] = (UCHAR)driveMediaConstants->MaximumTrack+1;
2272  pageData->BytesPerSector[0] = driveMediaConstants->BytesPerSector >> 8;
2273 
2274  //
2275  // Clear the mode parameter header.
2276  //
2277 
2278  RtlZeroMemory(modeData, sizeof(MODE_PARAMETER_HEADER));
2279 
2280  //
2281  // Set the length equal to the length returned for the flexible page.
2282  //
2283 
2284  length = pageData->PageLength + 2;
2285 
2286  //
2287  // Copy the page after the mode parameter header.
2288  //
2289 
2290  RtlMoveMemory((PCHAR) modeData + sizeof(MODE_PARAMETER_HEADER),
2291  pageData,
2292  length
2293  );
2294  length += sizeof(MODE_PARAMETER_HEADER);
2295 
2296 
2297  //
2298  // Allocate a Srb for the format command.
2299  //
2300 
2301  srb = ExAllocatePool(NonPagedPoolNx, SCSI_REQUEST_BLOCK_SIZE);
2302 
2303  if (srb == NULL) {
2304 
2305  ExFreePool(modeData);
2307  }
2308 
2310 
2311  srb->CdbLength = 6;
2312  srb->Cdb[0] = SCSIOP_MODE_SELECT;
2313  srb->Cdb[4] = (UCHAR) length;
2314 
2315  //
2316  // Set the PF bit.
2317  //
2318 
2319  srb->Cdb[1] |= 0x10;
2320 
2321  //
2322  // Set timeout value.
2323  //
2324 
2325  srb->TimeOutValue = 2;
2326 
2327  //
2328  // Send the mode select data.
2329  //
2330 
2332  srb,
2333  modeData,
2334  length,
2335  TRUE
2336  );
2337 
2338  //
2339  // The mode data not needed any more so free it.
2340  //
2341 
2342  ExFreePool(modeData);
2343 
2344  if (!NT_SUCCESS(status)) {
2345  ExFreePool(srb);
2346  return(status);
2347  }
2348 
2349  } else {
2350 
2351  //
2352  // The mode data not needed any more so free it.
2353  //
2354 
2355  ExFreePool(modeData);
2356 
2357  //
2358  // Allocate a Srb for the format command.
2359  //
2360 
2361  srb = ExAllocatePool(NonPagedPoolNx, SCSI_REQUEST_BLOCK_SIZE);
2362 
2363  if (srb == NULL) {
2365  }
2366 
2367  }
2368 
2370 
2371  srb->CdbLength = 6;
2372 
2373  srb->Cdb[0] = SCSIOP_FORMAT_UNIT;
2374 
2375  //
2376  // Set timeout value.
2377  //
2378 
2379  srb->TimeOutValue = 10 * 60;
2380 
2382  srb,
2383  NULL,
2384  0,
2385  FALSE
2386  );
2387  ExFreePool(srb);
2388 
2389  return(status);
2390 
2391 }
2392 
2393 VOID
2394 #ifdef __REACTOS__
2395 NTAPI
2396 #endif
2400  NTSTATUS *Status,
2401  BOOLEAN *Retry
2402  )
2403 /*++
2404 
2405 Routine Description:
2406 
2407  This routine checks the type of error. If the error indicate the floppy
2408  controller needs to be reinitialize a command is made to do it.
2409 
2410 Arguments:
2411 
2412  DeviceObject - Supplies a pointer to the device object.
2413 
2414  Srb - Supplies a pointer to the failing Srb.
2415 
2416  Status - Status with which the IRP will be completed.
2417 
2418  Retry - Indication of whether the request will be retried.
2419 
2420 Return Value:
2421 
2422  None.
2423 
2424 --*/
2425 
2426 {
2427  PFUNCTIONAL_DEVICE_EXTENSION fdoExtension = DeviceObject->DeviceExtension;
2428  PDISK_DATA diskData = (PDISK_DATA) fdoExtension->CommonExtension.DriverData;
2429  PSENSE_DATA senseBuffer = Srb->SenseInfoBuffer;
2430  PIO_STACK_LOCATION irpStack;
2431  PIRP irp;
2432  PSCSI_REQUEST_BLOCK srb;
2433  LARGE_INTEGER largeInt;
2435  PCDB cdb;
2436  ULONG_PTR alignment;
2437  ULONG majorFunction;
2438 
2441 
2442  largeInt.QuadPart = 1;
2443 
2444  //
2445  // Check the status. The initialization command only needs to be sent
2446  // if UNIT ATTENTION or LUN NOT READY is returned.
2447  //
2448 
2449  if (!(Srb->SrbStatus & SRB_STATUS_AUTOSENSE_VALID)) {
2450 
2451  //
2452  // The drive does not require reinitialization.
2453  //
2454 
2455  return;
2456  }
2457 
2458  //
2459  // Reset the drive type.
2460  //
2461 
2462  diskData->DriveType = DRIVE_TYPE_NONE;
2463  diskData->IsDMF = FALSE;
2464 
2465  fdoExtension->DiskGeometry.MediaType = Unknown;
2466 
2467  if (fdoExtension->AdapterDescriptor->BusType == BusTypeUsb) {
2468 
2469  // FLPYDISK.SYS never returns a non-zero value for the ChangeCount
2470  // on an IOCTL_DISK_CHECK_VERIFY. Some things seem to work better
2471  // if we do the same. In particular, FatVerifyVolume() can exit between
2472  // the IOCTL_DISK_CHECK_VERIFY and the IOCTL_DISK_GET_DRIVE_GEOMETRY
2473  // if a non-zero ChangeCount is returned, and this appears to cause
2474  // issues formatting unformatted media in some situations.
2475  //
2476  // This is something that should probably be revisited at some point.
2477  //
2478  fdoExtension->MediaChangeCount = 0;
2479 
2480  if (((senseBuffer->SenseKey & 0xf) == SCSI_SENSE_UNIT_ATTENTION) &&
2481  (senseBuffer->AdditionalSenseCode == SCSI_ADSENSE_MEDIUM_CHANGED)) {
2482 
2483  struct _START_STOP *startStopCdb;
2484 
2485  DebugPrint((2,"Sending SCSIOP_START_STOP_UNIT\n"));
2486 
2487  context = ExAllocatePool(NonPagedPoolNx,
2488  sizeof(COMPLETION_CONTEXT));
2489 
2490  if (context == NULL) {
2491 
2492  return;
2493  }
2494 #if (NTDDI_VERSION >= NTDDI_WIN8)
2495  srb = &context->Srb.Srb;
2496 #else
2497  srb = &context->Srb;
2498 #endif
2499 
2501 
2502  srb->SrbFlags = SRB_FLAGS_DISABLE_AUTOSENSE;
2503 
2504  srb->CdbLength = 6;
2505 
2506  startStopCdb = (struct _START_STOP *)srb->Cdb;
2507 
2508  startStopCdb->OperationCode = SCSIOP_START_STOP_UNIT;
2509  startStopCdb->Start = 1;
2510 
2511  // A Start Stop Unit request has no transfer buffer.
2512  // Set the request to IRP_MJ_FLUSH_BUFFERS when calling
2513  // IoBuildAsynchronousFsdRequest() so that it ignores
2514  // the buffer pointer and buffer length parameters.
2515  //
2516  majorFunction = IRP_MJ_FLUSH_BUFFERS;
2517 
2518  } else if ((senseBuffer->SenseKey & 0xf) == SCSI_SENSE_MEDIUM_ERROR) {
2519 
2520  // Return ERROR_UNRECOGNIZED_MEDIA instead of
2521  // STATUS_DEVICE_DATA_ERROR to make shell happy.
2522  //
2524  return;
2525 
2526  } else {
2527 
2528  return;
2529  }
2530 
2531 #ifndef __REACTOS__
2532  } else if (((senseBuffer->SenseKey & 0xf) == SCSI_SENSE_NOT_READY) &&
2533  senseBuffer->AdditionalSenseCodeQualifier == SCSI_SENSEQ_INIT_COMMAND_REQUIRED ||
2534  (senseBuffer->SenseKey & 0xf) == SCSI_SENSE_UNIT_ATTENTION) {
2535 #else
2536  } else if ((((senseBuffer->SenseKey & 0xf) == SCSI_SENSE_NOT_READY) &&
2537  senseBuffer->AdditionalSenseCodeQualifier == SCSI_SENSEQ_INIT_COMMAND_REQUIRED) ||
2538  (senseBuffer->SenseKey & 0xf) == SCSI_SENSE_UNIT_ATTENTION) {
2539 #endif
2540 
2541  ULONG sizeNeeded;
2542  ULONG tmpSize;
2543  BOOLEAN overFlow;
2544 
2545  DebugPrint((1, "ScsiFlopProcessError: Reinitializing the floppy.\n"));
2546 
2547  //
2548  // Send the special mode sense command to enable writes on the
2549  // floptical drive.
2550  //
2551 
2552  alignment = DeviceObject->AlignmentRequirement ?
2553  DeviceObject->AlignmentRequirement : 1;
2554 
2555  sizeNeeded = 0;
2556  overFlow = TRUE;
2557  if (SUCCEEDED(ULongAdd(sizeof(COMPLETION_CONTEXT), 0x2a, &tmpSize))) {
2558 
2559  if (SUCCEEDED(ULongAdd(tmpSize, (ULONG) alignment, &sizeNeeded))) {
2560  overFlow = FALSE;
2561  }
2562  }
2563 
2564  context = NULL;
2565 
2566  if (!overFlow) {
2567  context = ExAllocatePool(NonPagedPoolNx, sizeNeeded);
2568  }
2569 
2570  if (context == NULL) {
2571 
2572  //
2573  // If there is not enough memory to fulfill this request,
2574  // simply return. A subsequent retry will fail and another
2575  // chance to start the unit.
2576  //
2577 
2578  return;
2579  }
2580 
2581 #if (NTDDI_VERSION >= NTDDI_WIN8)
2582  srb = &context->Srb.Srb;
2583 #else
2584  srb = &context->Srb;
2585 #endif
2586 
2588 
2589  //
2590  // Set the transfer length.
2591  //
2592 
2593  srb->DataTransferLength = 0x2a;
2595 
2596  //
2597  // The data buffer must be aligned.
2598  //
2599 
2600  srb->DataBuffer = (PVOID) (((ULONG_PTR) (context + 1) + (alignment - 1)) &
2601  ~(alignment - 1));
2602 
2603 
2604  //
2605  // Build the start unit CDB.
2606  //
2607 
2608  srb->CdbLength = 6;
2609  cdb = (PCDB)srb->Cdb;
2610  cdb->MODE_SENSE.OperationCode = SCSIOP_MODE_SENSE;
2611  cdb->MODE_SENSE.PageCode = 0x2e;
2612  cdb->MODE_SENSE.AllocationLength = 0x2a;
2613 
2614  majorFunction = IRP_MJ_READ;
2615 
2616  } else {
2617 
2618  return;
2619  }
2620 
2621  context->DeviceObject = DeviceObject;
2622 
2623  //
2624  // Write length to SRB.
2625  //
2626 
2627  srb->Length = SCSI_REQUEST_BLOCK_SIZE;
2628 
2629  srb->Function = SRB_FUNCTION_EXECUTE_SCSI;
2630  srb->TimeOutValue = fdoExtension->TimeOutValue;
2631 
2632  //
2633  // Build the asynchronous request
2634  // to be sent to the port driver.
2635  //
2636 
2637  irp = IoBuildAsynchronousFsdRequest(majorFunction,
2638  DeviceObject,
2639  srb->DataBuffer,
2640  srb->DataTransferLength,
2641  &largeInt,
2642  NULL);
2643 
2644  if(irp == NULL) {
2646  return;
2647  }
2648 
2649 
2652  context,
2653  TRUE,
2654  TRUE,
2655  TRUE);
2656 
2658 
2659  irpStack = IoGetNextIrpStackLocation(irp);
2660 
2661  irpStack->MajorFunction = IRP_MJ_SCSI;
2662 
2663  srb->OriginalRequest = irp;
2664 
2665  //
2666  // Save SRB address in next stack for port driver.
2667  //
2668 
2669  irpStack->Parameters.Others.Argument1 = (PVOID)srb;
2670 
2671  //
2672  // Can't release the remove lock yet - let ClassAsynchronousCompletion
2673  // take care of that for us.
2674  //
2675 
2676  (VOID)IoCallDriver(fdoExtension->CommonExtension.LowerDeviceObject, irp);
2677 
2678  return;
2679 }
2680 
2681 NTSTATUS
2685  )
2686 /*++
2687 
2688 Routine Description:
2689 
2690  This routine is used to do perform a format tracks for the 20.8 MB
2691  floppy. Because the device does not support format tracks and the full
2692  format takes a long time a write of zeros is done instead.
2693 
2694 Arguments:
2695 
2696  DeviceObject - Supplies the device object to be tested.
2697 
2698  Format - Supplies the format parameters.
2699 
2700 Return Value:
2701 
2702  Returns a status for the operation.
2703 
2704 --*/
2705 {
2706  IO_STATUS_BLOCK ioStatus;
2707  PIRP irp;
2708  KEVENT event;
2710  ULONG length;
2711  PVOID buffer;
2712  PDRIVE_MEDIA_CONSTANTS driveMediaConstants;
2713  NTSTATUS status;
2714 
2715  PAGED_CODE();
2716 
2717  driveMediaConstants = &DriveMediaConstants[Drive2080Media2080];
2718 
2719  //
2720  // Calculate the length of the buffer.
2721  //
2722 
2723  length = ((Format->EndCylinderNumber - Format->StartCylinderNumber) *
2724  driveMediaConstants->NumberOfHeads +
2725  Format->EndHeadNumber - Format->StartHeadNumber + 1) *
2726  driveMediaConstants->SectorsPerTrack *
2727  driveMediaConstants->BytesPerSector;
2728 
2729  buffer = ExAllocatePool(NonPagedPoolNxCacheAligned, length);
2730 
2731  if (buffer == NULL) {
2733  }
2734 
2736 
2737  offset.QuadPart =
2738  (Format->StartCylinderNumber * driveMediaConstants->NumberOfHeads +
2739  Format->StartHeadNumber) * driveMediaConstants->SectorsPerTrack *
2740  driveMediaConstants->BytesPerSector;
2741 
2742  //
2743  // Set the event object to the unsignaled state.
2744  // It will be used to signal request completion.
2745  //
2746 
2748 
2749  //
2750  // Build the synchronous request with data transfer.
2751  //
2752 
2754  IRP_MJ_WRITE,
2755  DeviceObject,
2756  buffer,
2757  length,
2758  &offset,
2759  &event,
2760  &ioStatus);
2761 
2762  if (irp != NULL) {
2764 
2765  if (status == STATUS_PENDING) {
2766 
2767  //
2768  // Wait for the request to complete if necessary.
2769  //
2770 
2772  }
2773 
2774  //
2775  // If the call driver suceeded then set the status to the status block.
2776  //
2777 
2778  if (NT_SUCCESS(status)) {
2779  status = ioStatus.Status;
2780  }
2781  } else {
2783  }
2784 
2785  ExFreePool(buffer);
2786 
2787  return(status);
2788 
2789 }
2790 
2791 
2792 NTSTATUS
2793 #ifdef __REACTOS__
2794 NTAPI
2795 #endif
2798  IN UCHAR Type
2799  )
2800 /*++
2801 
2802 Routine Description:
2803 
2804  This routine is responsible for releasing any resources in use by the
2805  sfloppy driver. This routine is called
2806  when all outstanding requests have been completed and the driver has
2807  disappeared - no requests may be issued to the lower drivers.
2808 
2809 Arguments:
2810 
2811  DeviceObject - the device object being removed
2812 
2813  Type - the type of remove operation (QUERY, REMOVE or CANCEL)
2814 
2815 Return Value:
2816 
2817  for a query - success if the device can be removed or a failure code
2818  indiciating why not.
2819 
2820  for a remove or cancel - STATUS_SUCCESS
2821 
2822 --*/
2823 
2824 {
2825  PFUNCTIONAL_DEVICE_EXTENSION deviceExtension =
2826  DeviceObject->DeviceExtension;
2827  PDISK_DATA diskData = deviceExtension->CommonExtension.DriverData;
2828  NTSTATUS status;
2829 
2830  PAGED_CODE();
2831 
2832  if((Type == IRP_MN_QUERY_REMOVE_DEVICE) ||
2834  return STATUS_SUCCESS;
2835  }
2836 
2837  if (Type == IRP_MN_REMOVE_DEVICE){
2838  if(deviceExtension->DeviceDescriptor) {
2839  ExFreePool(deviceExtension->DeviceDescriptor);
2840  deviceExtension->DeviceDescriptor = NULL;
2841  }
2842 
2843  if(deviceExtension->AdapterDescriptor) {
2844  ExFreePool(deviceExtension->AdapterDescriptor);
2845  deviceExtension->AdapterDescriptor = NULL;
2846  }
2847 
2848  if(deviceExtension->SenseData) {
2849  ExFreePool(deviceExtension->SenseData);
2850  deviceExtension->SenseData = NULL;
2851  }
2852 
2853  ClassDeleteSrbLookasideList(&deviceExtension->CommonExtension);
2854  }
2855 
2856  if(diskData->FloppyInterfaceString.Buffer != NULL) {
2857 
2859  &(diskData->FloppyInterfaceString),
2860  FALSE);
2861 
2862  if (!NT_SUCCESS(status)) {
2863  // Failed to disable device interface during removal. Not a fatal error.
2864  DebugPrint((1, "ScsiFlopRemoveDevice: Unable to set device "
2865  "interface state to FALSE for fdo %p "
2866  "[%08lx]\n",
2867  DeviceObject, status));
2868  }
2869 
2872  }
2873 
2874  if(Type == IRP_MN_REMOVE_DEVICE) {
2876  }
2877 
2878  return STATUS_SUCCESS;
2879 }
2880 
2881 
2882 NTSTATUS
2883 #ifdef __REACTOS__
2884 NTAPI
2885 #endif
2888  IN UCHAR Type
2889  )
2890 {
2893 
2894  return STATUS_SUCCESS;
2895 }
2896 
2897 
2898 NTSTATUS
2901  IN PIRP Irp
2902  )
2903 {
2904 /*++
2905 
2906 Routine Description:
2907 
2908  This routines determines the current or default geometry of the drive
2909  for IOCTL_DISK_GET_DRIVE_GEOMETRY, or all currently supported geometries
2910  of the drive (which is determined by its currently inserted media) for
2911  IOCTL_DISK_GET_MEDIA_TYPES.
2912 
2913  The returned geometries are determined by issuing a Read Format Capacities
2914  request and then matching the returned {Number of Blocks, Block Length}
2915  pairs in a table of known floppy geometries.
2916 
2917 Arguments:
2918 
2919  DeviceObject - Supplies the device object.
2920 
2921  Irp - A IOCTL_DISK_GET_DRIVE_GEOMETRY or a IOCTL_DISK_GET_MEDIA_TYPES Irp.
2922  If NULL, the device geometry is updated with the current device
2923  geometry.
2924 
2925 Return Value:
2926 
2927  Status is returned.
2928 
2929 --*/
2930  PFUNCTIONAL_DEVICE_EXTENSION fdoExtension;
2931  PIO_STACK_LOCATION irpStack;
2932  ULONG ioControlCode;
2933  PDISK_GEOMETRY outputBuffer;
2934  PDISK_GEOMETRY outputBufferEnd;
2935  ULONG outputBufferLength;
2936  PSCSI_REQUEST_BLOCK srb;
2937  PVOID dataBuffer;
2938  ULONG dataTransferLength;
2939  struct _READ_FORMATTED_CAPACITIES *cdb;
2940  PFORMATTED_CAPACITY_LIST capList;
2941  NTSTATUS status;
2942 
2943  PAGED_CODE();
2944 
2945  fdoExtension = DeviceObject->DeviceExtension;
2946 
2947  if (Irp != NULL) {
2948 
2949  // Get the Irp parameters
2950  //
2951  irpStack = IoGetCurrentIrpStackLocation(Irp);
2952 
2953  ioControlCode = irpStack->Parameters.DeviceIoControl.IoControlCode;
2954 
2955  Irp->IoStatus.Information = 0;
2956 
2957  outputBuffer = (PDISK_GEOMETRY) Irp->AssociatedIrp.SystemBuffer;
2958 
2959  outputBufferLength = irpStack->Parameters.DeviceIoControl.OutputBufferLength;
2960 
2961  if (outputBufferLength < sizeof(DISK_GEOMETRY))
2962  {
2963  return STATUS_BUFFER_TOO_SMALL;
2964  }
2965 
2966  // Pointer arithmetic to allow multiple DISK_GEOMETRY's to be returned.
2967  // Rounds BufferEnd down to integral multiple of DISK_GEOMETRY structs.
2968  //
2969  outputBufferEnd = outputBuffer +
2970  outputBufferLength / sizeof(DISK_GEOMETRY);
2971 
2972  } else {
2973 
2974  // No Irp to return the result in, just update the current geometry
2975  // in the device extension.
2976  //
2977  ioControlCode = IOCTL_DISK_GET_DRIVE_GEOMETRY;
2978 
2979  outputBuffer = NULL;
2980 
2981  outputBufferEnd = NULL;
2982 
2983  outputBufferLength = 0;
2984  }
2985 
2986  if (ioControlCode == IOCTL_DISK_GET_DRIVE_GEOMETRY) {
2987 
2988  fdoExtension->DiskGeometry.MediaType = Unknown;
2989 
2991 
2992  if (!NT_SUCCESS(status))
2993  {
2994  // If the media is not recongized, we want to return the default
2995  // geometry so that the media can be formatted. Unrecognized media
2996  // causes SCSI_SENSE_MEDIUM_ERROR, which gets reported as
2997  // STATUS_DEVICE_DATA_ERROR. Ignore these errors, but return other
2998  // errors, such as STATUS_NO_MEDIA_IN_DEVICE.
2999  //
3001  {
3002  DebugPrint((2,"IOCTL_DISK_GET_DRIVE_GEOMETRY returns %08X\n", status));
3003 
3004  return status;
3005  }
3006  }
3007  }
3008 
3009  // Allocate an SRB for the SCSIOP_READ_FORMATTED_CAPACITY request
3010  //
3011  srb = ExAllocatePool(NonPagedPoolNx, SCSI_REQUEST_BLOCK_SIZE);
3012 
3013  if (srb == NULL)
3014  {
3016  }
3017 
3018  // Allocate a transfer buffer for the SCSIOP_READ_FORMATTED_CAPACITY request
3019  // The length of the returned descriptor array is limited to a byte field
3020  // in the capacity list header.
3021  //
3022  dataTransferLength = sizeof(FORMATTED_CAPACITY_LIST) +
3023  31 * sizeof(FORMATTED_CAPACITY_DESCRIPTOR);
3024 
3025  ASSERT(dataTransferLength < 0x100);
3026 
3027  dataBuffer = ExAllocatePool(NonPagedPoolNx, dataTransferLength);
3028 
3029  if (dataBuffer == NULL)
3030  {
3031  ExFreePool(srb);
3033  }
3034 
3035  // Initialize the SRB and CDB
3036  //
3038 
3039  RtlZeroMemory(dataBuffer, dataTransferLength);
3040 
3041  srb->CdbLength = sizeof(struct _READ_FORMATTED_CAPACITIES);
3042 
3043  srb->TimeOutValue = fdoExtension->TimeOutValue;
3044 
3045  cdb = (struct _READ_FORMATTED_CAPACITIES *)srb->Cdb;
3046 
3047  cdb->OperationCode = SCSIOP_READ_FORMATTED_CAPACITY;
3048  cdb->AllocationLength[1] = (UCHAR)dataTransferLength;
3049 
3050  //
3051  // Send down the SCSIOP_READ_FORMATTED_CAPACITY request
3052  //
3054  srb,
3055  dataBuffer,
3056  dataTransferLength,
3057  FALSE);
3058 
3059  capList = (PFORMATTED_CAPACITY_LIST)dataBuffer;
3060 
3061  // If we don't get as much data as requested, it is not an error.
3062  //
3064  {
3066  }
3067 
3068  if (NT_SUCCESS(status) &&
3069  srb->DataTransferLength >= sizeof(FORMATTED_CAPACITY_LIST) &&
3070  capList->CapacityListLength &&
3071  capList->CapacityListLength % sizeof(FORMATTED_CAPACITY_DESCRIPTOR) == 0)
3072  {
3073  ULONG NumberOfBlocks;
3074  ULONG BlockLength;
3075  ULONG count;
3076  ULONG i, j;
3077  LONG currentGeometry;
3078  BOOLEAN capacityMatches[FLOPPY_CAPACITIES];
3079 
3080  // Subtract the size of the Capacity List Header to get
3081  // just the size of the Capacity List Descriptor array.
3082  //
3084 
3085  // Only look at the Capacity List Descriptors that were actually
3086  // returned.
3087  //
3088  if (srb->DataTransferLength < capList->CapacityListLength)
3089  {
3090  count = srb->DataTransferLength /
3092  }
3093  else
3094  {
3095  count = capList->CapacityListLength /
3097  }
3098 
3099  // Updated only if a match is found for the first Capacity List
3100  // Descriptor returned by the device.
3101  //
3102  currentGeometry = -1;
3103 
3104  // Initialize the array of capacities that hit a match.
3105  //
3106  RtlZeroMemory(capacityMatches, sizeof(capacityMatches));
3107 
3108  // Iterate over each Capacity List Descriptor returned from the device
3109  // and record matching capacities in the capacity match array.
3110  //
3111  for (i = 0; i < count; i++)
3112  {
3113  NumberOfBlocks = (capList->Descriptors[i].NumberOfBlocks[0] << 24) +
3114  (capList->Descriptors[i].NumberOfBlocks[1] << 16) +
3115  (capList->Descriptors[i].NumberOfBlocks[2] << 8) +
3116  (capList->Descriptors[i].NumberOfBlocks[3]);
3117 
3118  BlockLength = (capList->Descriptors[i].BlockLength[0] << 16) +
3119  (capList->Descriptors[i].BlockLength[1] << 8) +
3120  (capList->Descriptors[i].BlockLength[2]);
3121 
3122  // Given the {NumberOfBlocks, BlockLength} from this Capacity List
3123  // Descriptor, find a matching entry in FloppyCapacities[].
3124  //
3125  for (j = 0; j < FLOPPY_CAPACITIES; j++)
3126  {
3127  if (NumberOfBlocks == FloppyCapacities[j].NumberOfBlocks &&
3128  BlockLength == FloppyCapacities[j].BlockLength)
3129  {
3130  // A matching capacity was found, record it.
3131  //
3132  capacityMatches[j] = TRUE;
3133 
3134  // A match was found for the first Capacity List
3135  // Descriptor returned by the device.
3136  //
3137  if (i == 0)
3138  {
3139  currentGeometry = j;
3140  }
3141  } else if ((capList->Descriptors[i].Valid) &&
3142  (BlockLength == FloppyCapacities[j].BlockLength)) {
3143 
3144  ULONG inx;
3145  ULONG mediaInx;
3146 
3147  //
3148  // Check if this is 32MB media type. 32MB media
3149  // reports variable NumberOfBlocks. So we cannot
3150  // use that to determine the drive type
3151  //
3153  if (inx != DRIVE_TYPE_NONE) {
3154  mediaInx = DriveMediaLimits[inx].HighestDriveMediaType;
3155  if ((DriveMediaConstants[mediaInx].MediaType)
3156  == F3_32M_512) {
3157  capacityMatches[j] = TRUE;
3158 
3159  if (i == 0) {
3160  currentGeometry = j;
3161  }
3162  }
3163  }
3164  }
3165  }
3166  }
3167 
3168  // Default status is STATUS_UNRECOGNIZED_MEDIA, unless we return
3169  // either STATUS_SUCCESS or STATUS_BUFFER_OVERFLOW.
3170  //
3172 
3173  if (ioControlCode == IOCTL_DISK_GET_DRIVE_GEOMETRY) {
3174 
3175  if (currentGeometry != -1)
3176  {
3177  // Update the current device geometry
3178  //
3179  fdoExtension->DiskGeometry = FloppyGeometries[currentGeometry];
3180 
3181  //
3182  // Calculate sector to byte shift.
3183  //
3184 
3185  WHICH_BIT(fdoExtension->DiskGeometry.BytesPerSector,
3186  fdoExtension->SectorShift);
3187 
3188  fdoExtension->CommonExtension.PartitionLength.QuadPart =
3189  (LONGLONG)FloppyCapacities[currentGeometry].NumberOfBlocks *
3190  FloppyCapacities[currentGeometry].BlockLength;
3191 
3192  DebugPrint((2,"geometry is: %3d %2d %d %2d %4d %2d %08X\n",
3193  fdoExtension->DiskGeometry.Cylinders.LowPart,
3194  fdoExtension->DiskGeometry.MediaType,
3195  fdoExtension->DiskGeometry.TracksPerCylinder,
3196  fdoExtension->DiskGeometry.SectorsPerTrack,
3197  fdoExtension->DiskGeometry.BytesPerSector,
3198  fdoExtension->SectorShift,
3199  fdoExtension->CommonExtension.PartitionLength.LowPart));
3200 
3201  // Return the current device geometry
3202  //
3203  if (Irp != NULL)
3204  {
3205  *outputBuffer = FloppyGeometries[currentGeometry];
3206 
3207  Irp->IoStatus.Information = sizeof(DISK_GEOMETRY);
3208  }
3209 
3211  }
3212 
3213  } else {
3214 
3215  // Iterate over the capacities and return the geometry
3216  // corresponding to each matching Capacity List Descriptor
3217  // returned from the device.
3218  //
3219  // The resulting list should be in sorted ascending order,
3220  // assuming that the FloppyGeometries[] array is in sorted
3221  // ascending order.
3222  //
3223  for (i = 0; i < FLOPPY_CAPACITIES; i++)
3224  {
3225  if (capacityMatches[i] && FloppyCapacities[i].CanFormat)
3226  {
3227  if (outputBuffer < outputBufferEnd)
3228  {
3229  *outputBuffer++ = FloppyGeometries[i];
3230 
3231  Irp->IoStatus.Information += sizeof(DISK_GEOMETRY);
3232 
3233  DebugPrint((2,"geometry : %3d %2d %d %2d %4d\n",
3234  FloppyGeometries[i].Cylinders.LowPart,
3239 
3241  }
3242  else
3243  {
3244  // We ran out of output buffer room before we ran out
3245  // geometries to return.
3246  //
3248  }
3249  }
3250  }
3251  }
3252  }
3253  else if (NT_SUCCESS(status))
3254  {
3255  // The SCSIOP_READ_FORMATTED_CAPACITY request was successful, but
3256  // returned data does not appear valid.
3257  //
3259  }
3260 
3261  ExFreePool(dataBuffer);
3262  ExFreePool(srb);
3263 
3264  return status;
3265 }
3266 
3267 
3268 NTSTATUS
3271  IN PIRP Irp
3272  )
3273 {
3274 /*++
3275 
3276 Routine Description:
3277 
3278  This routines formats the specified tracks. If multiple tracks are
3279  specified, each is formatted with a separate Format Unit request.
3280 
3281 Arguments:
3282 
3283  DeviceObject - Supplies the device object.
3284 
3285  Irp - A IOCTL_DISK_FORMAT_TRACKS Irp.
3286 
3287 Return Value:
3288 
3289  Status is returned.
3290 
3291 --*/
3292  PFUNCTIONAL_DEVICE_EXTENSION fdoExtension;
3293  PIO_STACK_LOCATION irpStack;
3294  PFORMAT_PARAMETERS formatParameters;
3295  PDISK_GEOMETRY geometry;
3296  PFORMATTED_CAPACITY capacity;
3297  PSCSI_REQUEST_BLOCK srb;
3298  PFORMAT_UNIT_PARAMETER_LIST parameterList;
3299  PCDB12FORMAT cdb;
3300  ULONG i;
3301  ULONG cylinder, head;
3303 
3304  PAGED_CODE();
3305 
3306  fdoExtension = DeviceObject->DeviceExtension;
3307 
3308  // Get the Irp parameters
3309  //
3310  irpStack = IoGetCurrentIrpStackLocation(Irp);
3311 
3312  if (irpStack->Parameters.DeviceIoControl.InputBufferLength <
3313  sizeof(FORMAT_PARAMETERS))
3314  {
3315  return STATUS_INVALID_PARAMETER;
3316  }
3317 
3318  formatParameters = (PFORMAT_PARAMETERS)Irp->AssociatedIrp.SystemBuffer;
3319 
3320  // Find the geometry / capacity entries corresponding to the format
3321  // parameters MediaType
3322  //
3323  geometry = NULL;
3324  capacity = NULL;
3325 
3326  for (i=0; i<FLOPPY_CAPACITIES; i++)
3327  {
3328  if (FloppyGeometries[i].MediaType == formatParameters->MediaType)
3329  {
3330  geometry = &FloppyGeometries[i];
3331  capacity = &FloppyCapacities[i];
3332 
3333  break;
3334  }
3335  }
3336 
3337  if (geometry == NULL)
3338  {
3339  return STATUS_INVALID_PARAMETER;
3340  }
3341 
3342  // Check if the format parameters are valid
3343  //
3344  if ((formatParameters->StartCylinderNumber >
3345  geometry->Cylinders.LowPart - 1) ||
3346 
3347  (formatParameters->EndCylinderNumber >
3348  geometry->Cylinders.LowPart - 1) ||
3349 
3350  (formatParameters->StartHeadNumber >
3351  geometry->TracksPerCylinder - 1) ||
3352 
3353  (formatParameters->EndHeadNumber >
3354  geometry->TracksPerCylinder - 1) ||
3355 
3356  (formatParameters->StartCylinderNumber >
3357  formatParameters->EndCylinderNumber) ||
3358 
3359  (formatParameters->StartHeadNumber >
3360  formatParameters->EndHeadNumber))
3361  {
3362  return STATUS_INVALID_PARAMETER;
3363  }
3364 
3365  // Don't low level format LS-120 media, Imation says it's best to not
3366  // do this.
3367  //
3368  if ((formatParameters->MediaType == F3_120M_512) ||
3369  (formatParameters->MediaType == F3_240M_512) ||
3370  (formatParameters->MediaType == F3_32M_512))
3371  {
3372  return STATUS_SUCCESS;
3373  }
3374 
3375  // Allocate an SRB for the SCSIOP_FORMAT_UNIT request
3376  //
3377  srb = ExAllocatePool(NonPagedPoolNx, SCSI_REQUEST_BLOCK_SIZE);
3378 
3379  if (srb == NULL)
3380  {
3382  }
3383 
3384  // Allocate a transfer buffer for the SCSIOP_FORMAT_UNIT parameter list
3385  //
3386  parameterList = ExAllocatePool(NonPagedPoolNx,
3387  sizeof(FORMAT_UNIT_PARAMETER_LIST));
3388 
3389  if (parameterList == NULL)
3390  {
3391  ExFreePool(srb);
3393  }
3394 
3395  // Initialize the parameter list
3396  //
3397  RtlZeroMemory(parameterList, sizeof(FORMAT_UNIT_PARAMETER_LIST));
3398 
3399  parameterList->DefectListHeader.SingleTrack = 1;
3400  parameterList->DefectListHeader.DisableCert = 1; // TEAC requires this set
3401  parameterList->DefectListHeader.FormatOptionsValid = 1;
3402  parameterList->DefectListHeader.DefectListLengthLsb = 8;
3403 
3404  parameterList->FormatDescriptor.NumberOfBlocks[0] =
3405  (UCHAR)((capacity->NumberOfBlocks >> 24) & 0xFF);
3406 
3407  parameterList->FormatDescriptor.NumberOfBlocks[1] =
3408  (UCHAR)((capacity->NumberOfBlocks >> 16) & 0xFF);
3409 
3410  parameterList->FormatDescriptor.NumberOfBlocks[2] =
3411  (UCHAR)((capacity->NumberOfBlocks >> 8) & 0xFF);
3412 
3413  parameterList->FormatDescriptor.NumberOfBlocks[3] =
3414  (UCHAR)(capacity->NumberOfBlocks & 0xFF);
3415 
3416  parameterList->FormatDescriptor.BlockLength[0] =
3417  (UCHAR)((capacity->BlockLength >> 16) & 0xFF);
3418 
3419  parameterList->FormatDescriptor.BlockLength[1] =
3420  (UCHAR)((capacity->BlockLength >> 8) & 0xFF);
3421 
3422  parameterList->FormatDescriptor.BlockLength[2] =
3423  (UCHAR)(capacity->BlockLength & 0xFF);
3424 
3425 
3426  for (cylinder = formatParameters->StartCylinderNumber;
3427  cylinder <= formatParameters->EndCylinderNumber;
3428  cylinder++)
3429  {
3430  for (head = formatParameters->StartHeadNumber;
3431  head <= formatParameters->EndHeadNumber;
3432  head++)
3433  {
3434  // Initialize the SRB and CDB
3435  //
3437 
3438  srb->CdbLength = sizeof(CDB12FORMAT);
3439 
3440  srb->TimeOutValue = fdoExtension->TimeOutValue;
3441 
3442  cdb = (PCDB12FORMAT)srb->Cdb;
3443 
3445  cdb->DefectListFormat = 7;
3446  cdb->FmtData = 1;
3447  cdb->TrackNumber = (UCHAR)cylinder;
3449 
3450  parameterList->DefectListHeader.Side = (UCHAR)head;
3451 
3452  //
3453  // Send down the SCSIOP_FORMAT_UNIT request
3454  //
3456  srb,
3457  parameterList,
3459  TRUE);
3460 
3461  if (!NT_SUCCESS(status))
3462  {
3463  break;
3464  }
3465  }
3466  if (!NT_SUCCESS(status))
3467  {
3468  break;
3469  }
3470  }
3471 
3472  if (NT_SUCCESS(status) && formatParameters->StartCylinderNumber == 0)
3473  {
3474  // Update the device geometry
3475  //
3476 
3477  DebugPrint((2,"geometry was: %3d %2d %d %2d %4d %2d %08X\n",
3478  fdoExtension->DiskGeometry.Cylinders.LowPart,
3479  fdoExtension->DiskGeometry.MediaType,
3480  fdoExtension->DiskGeometry.TracksPerCylinder,
3481  fdoExtension->DiskGeometry.SectorsPerTrack,
3482  fdoExtension->DiskGeometry.BytesPerSector,
3483  fdoExtension->SectorShift,
3484  fdoExtension->CommonExtension.PartitionLength.LowPart));
3485 
3486  fdoExtension->DiskGeometry = *geometry;
3487 
3488  //
3489  // Calculate sector to byte shift.
3490  //
3491 
3492  WHICH_BIT(fdoExtension->DiskGeometry.BytesPerSector,
3493  fdoExtension->SectorShift);
3494 
3495  fdoExtension->CommonExtension.PartitionLength.QuadPart =
3496  (LONGLONG)capacity->NumberOfBlocks *
3497  capacity->BlockLength;
3498 
3499  DebugPrint((2,"geometry is: %3d %2d %d %2d %4d %2d %08X\n",
3500  fdoExtension->DiskGeometry.Cylinders.LowPart,
3501  fdoExtension->DiskGeometry.MediaType,
3502  fdoExtension->DiskGeometry.TracksPerCylinder,
3503  fdoExtension->DiskGeometry.SectorsPerTrack,
3504  fdoExtension->DiskGeometry.BytesPerSector,
3505  fdoExtension->SectorShift,
3506  fdoExtension->CommonExtension.PartitionLength.LowPart));
3507  }
3508 
3509  // Free everything we allocated
3510  //
3511  ExFreePool(parameterList);
3512  ExFreePool(srb);
3513 
3514  return status;
3515 }
#define DO_DEVICE_INITIALIZING
Definition: env_spec_w32.h:399
UCHAR InterleaveMsb
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Definition: udferr_usr.h:150
signed char * PCHAR
Definition: retypes.h:7
struct _FOUR_BYTE * PFOUR_BYTE
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Definition: srb.h:391
UCHAR PortNumber
Definition: scsi_port.h:148
DRIVE_MEDIA_CONSTANTS DriveMediaConstants[]
Definition: floppy.c:179
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FORMATTED_CAPACITY FloppyCapacities[]
Definition: floppy.c:255
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Definition: scsi_port.h:52
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UCHAR BytesPerSector[2]
Definition: scsi.h:2908
UCHAR Reserved2[3]
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_In_ PDEVICE_OBJECT Pdo
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NTSTATUS FormatMedia(PDEVICE_OBJECT DeviceObject, MEDIA_TYPE MediaType)
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Definition: Type.h:6
UCHAR Cdb[16]
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PIRP NTAPI IoBuildSynchronousFsdRequest(IN ULONG MajorFunction, IN PDEVICE_OBJECT DeviceObject, IN PVOID Buffer, IN ULONG Length, IN PLARGE_INTEGER StartingOffset, IN PKEVENT Event, IN PIO_STATUS_BLOCK IoStatusBlock)
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PCONFIGURATION_INFORMATION NTAPI IoGetConfigurationInformation(VOID)
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_In_ PIRP Irp
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struct _FORMAT_UNIT_PARAMETER_LIST * PFORMAT_UNIT_PARAMETER_LIST
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DRIVE_MEDIA_LIMITS DriveMediaLimits[NUMBER_OF_DRIVE_TYPES]
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ULONG DataTransferLength
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_In_ ULONG _In_ ULONG SectorsPerTrack
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IN PSCSI_REQUEST_BLOCK IN OUT NTSTATUS IN OUT BOOLEAN * Retry
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irpSp
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_In_ PVOID _In_ PCLASS_INIT_DATA InitializationData
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Definition: floppy.c:651
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__drv_aliasesMem FORCEINLINE PIO_STACK_LOCATION IoGetNextIrpStackLocation(_In_ PIRP Irp)
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ULONG NTAPI DebugPrint(IN PSTRING DebugString, IN ULONG ComponentId, IN ULONG Level)
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struct _FORMAT_PARAMETERS * PFORMAT_PARAMETERS
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FORMATTED_CAPACITY_DESCRIPTOR FormatDescriptor
Definition: floppy.c:342
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Definition: floppy.c:1087
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DISK_GEOMETRY FloppyGeometries[]
Definition: floppy.c:270
UCHAR OperationCode
Definition: floppy.c:310
struct _CLASS_INIT_DATA CLASS_INIT_DATA
DRIVER_UNLOAD ScsiFlopUnload
Definition: floppy.c:349
NTSTATUS FlopticalFormatMedia(PDEVICE_OBJECT DeviceObject, PFORMAT_PARAMETERS Format)
Definition: floppy.c:2682
IO_COMPLETION_ROUTINE * PIO_COMPLETION_ROUTINE
Definition: iotypes.h:2814
UCHAR ParameterListLengthMsb
Definition: floppy.c:319
struct _FORMATTED_CAPACITY_DESCRIPTOR FORMATTED_CAPACITY_DESCRIPTOR
DRIVE_MEDIA_TYPE LowestDriveMediaType
Definition: floppy.c:128
PIRP NTAPI IoBuildDeviceIoControlRequest(IN ULONG IoControlCode, IN PDEVICE_OBJECT DeviceObject, IN PVOID InputBuffer, IN ULONG InputBufferLength, IN PVOID OutputBuffer, IN ULONG OutputBufferLength, IN BOOLEAN InternalDeviceIoControl, IN PKEVENT Event, IN PIO_STATUS_BLOCK IoStatusBlock)
Definition: irp.c:881
struct _DRIVE_MEDIA_CONSTANTS DRIVE_MEDIA_CONSTANTS
#define IRP_MJ_READ
Definition: rdpdr.c:46
#define DRIVE_TYPE_NONE
Definition: floppy.c:67
NTSTATUS ScsiFlopDeviceControl(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
ULONG DriveType
Definition: floppy.c:227
ULONG NTAPI ClassModeSense(_In_ PDEVICE_OBJECT Fdo, _In_reads_bytes_(Length) PCHAR ModeSenseBuffer, _In_ ULONG Length, _In_ UCHAR PageMode)
Definition: class.c:6637
NTSTATUS ScsiFlopRemoveDevice(IN PDEVICE_OBJECT Fdo, IN UCHAR Type)
Definition: floppy.c:2796
Definition: name.c:38
UINT sectorCount[1]
Definition: diskio.c:16
#define MODE_FD_MAXIMUM_TYPE
Definition: cdrw_hw.h:2521
#define SRB_FUNCTION_EXECUTE_SCSI
Definition: srb.h:307
unsigned int ULONG
Definition: retypes.h:1
NTSYSAPI VOID NTAPI RtlInitUnicodeString(PUNICODE_STRING DestinationString, PCWSTR SourceString)
NTSTATUS DetermineMediaType(PDEVICE_OBJECT DeviceObject)
Definition: floppy.c:1739
#define RtlZeroMemory(Destination, Length)
Definition: typedefs.h:262
struct _DEFECT_LIST_HEADER DEFECT_LIST_HEADER
VOID NTAPI IoSetHardErrorOrVerifyDevice(IN PIRP Irp, IN PDEVICE_OBJECT DeviceObject)
Definition: util.c:316
#define IRP_MJ_WRITE
Definition: rdpdr.c:47
NTSTATUS USBFlopFormatTracks(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: floppy.c:3269
ULONG EndCylinderNumber
Definition: ntdddisk.h:590
IN PSCSI_REQUEST_BLOCK Srb
Definition: class2.h:49
SCSIPORT_API NTSTATUS NTAPI ClassSendSrbAsynchronous(_In_ PDEVICE_OBJECT DeviceObject, _Inout_ PSCSI_REQUEST_BLOCK Srb, _In_ PIRP Irp, _In_reads_bytes_opt_(BufferLength) __drv_aliasesMem PVOID BufferAddress, _In_ ULONG BufferLength, _In_ BOOLEAN WriteToDevice)
struct _NAMED_PIPE_CREATE_PARAMETERS * Parameters
Definition: iotypes.h:3107
NTSTATUS ScsiFlopStopDevice(IN PDEVICE_OBJECT Fdo, IN UCHAR Type)
Definition: floppy.c:2886
#define FILE_FLOPPY_DISKETTE
Definition: nt_native.h:809
return STATUS_SUCCESS
Definition: btrfs.c:3014
VOID NTAPI ClassCompleteRequest(_In_ PDEVICE_OBJECT DeviceObject, _In_ PIRP Irp, _In_ CCHAR PriorityBoost)
Definition: lock.c:401
static SERVICE_STATUS status
Definition: service.c:31
FORMATTED_CAPACITY_DESCRIPTOR Descriptors[0]
Definition: scsi.h:2134
struct _FORMAT_UNIT_PARAMETER_LIST FORMAT_UNIT_PARAMETER_LIST
UCHAR DefectListFormat
Definition: floppy.c:311
struct _CDB12FORMAT * PCDB12FORMAT
#define SCSIOP_START_STOP_UNIT
Definition: cdrw_hw.h:897
UCHAR TrackNumber
Definition: floppy.c:315
#define ExFreePool(addr)
Definition: env_spec_w32.h:352
#define IOCTL_DISK_GET_DRIVE_GEOMETRY
Definition: cdrw_usr.h:169
#define SCSI_SENSE_UNIT_ATTENTION
Definition: cdrw_hw.h:1193
#define RtlCompareMemory(s1, s2, l)
Definition: env_spec_w32.h:465
#define SUCCEEDED(hr)
Definition: intsafe.h:49
LONGLONG QuadPart
Definition: typedefs.h:114
ULONG StartHeadNumber
Definition: ntdddisk.h:591
LARGE_INTEGER StartingOffset
Definition: ntdddisk.h:627
#define MODE_PAGE_FLEXIBILE
Definition: scsi.h:197
#define SCSI_ADSENSE_MEDIUM_CHANGED
Definition: cdrw_hw.h:1288
#define PAGED_CODE()
static DRIVER_DISPATCH ClassDeviceControl
Definition: kbdclass.c:22
#define SCSIOP_MODE_SELECT
Definition: cdrw_hw.h:891
Definition: ps.c:97