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Clear Partition0 DriveNotReady, for Removable Media.

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svn path=/trunk/; revision=10124
This commit is contained in:
James Tabor 2004-07-15 04:04:08 +00:00
parent e6f5d067e0
commit b1fb96b44c
1 changed files with 10 additions and 21 deletions
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31
reactos/drivers/storage/disk/disk.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: disk.c,v 1.45 2004/07/13 02:43:06 jimtabor Exp $
/* $Id: disk.c,v 1.46 2004/07/15 04:04:08 jimtabor Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -850,8 +850,8 @@ DiskBuildPartitionTable(IN PDEVICE_OBJECT DiskDeviceObject,
IN PIRP Irp)
{
PDRIVE_LAYOUT_INFORMATION PartitionList = NULL;
PDEVICE_EXTENSION DiskDeviceExtension;
PDISK_DATA DiskData;
PDEVICE_EXTENSION DiskDeviceExtension, DDE;
PDISK_DATA DiskData, DD;
PPARTITION_INFORMATION PartitionEntry;
ULONG PartitionNumber;
NTSTATUS Status;
@ -861,6 +861,12 @@ DiskBuildPartitionTable(IN PDEVICE_OBJECT DiskDeviceObject,
DiskDeviceExtension = (PDEVICE_EXTENSION)DiskDeviceObject->DeviceExtension;
DiskData = (PDISK_DATA)(DiskDeviceExtension + 1);
DDE = (PDEVICE_EXTENSION) DiskDeviceExtension->PhysicalDevice->DeviceExtension;
DD = (PDISK_DATA)(DDE +1);
/* Clear flag for Partition0, just incase it was set. */
DD->DriveNotReady = FALSE;
Status = ScsiClassReadDriveCapacity(DiskDeviceObject);
if (!NT_SUCCESS(Status))
{
@ -870,25 +876,8 @@ DiskBuildPartitionTable(IN PDEVICE_OBJECT DiskDeviceObject,
return Status;
}
/*
A previous partition table may exist for this Device Object.
We will need to delete this data and force a rebuild.
*/
if(DiskDeviceExtension->StartingOffset.QuadPart)
{
DPRINT("Partition already installed!\n");
DiskData->PartitionType = 0;
DiskData->PartitionNumber = 0;
DiskData->PartitionOrdinal = 0;
DiskData->HiddenSectors = 0;
DiskData->BootIndicator = 0;
DiskData->DriveNotReady = FALSE;
DiskDeviceExtension->StartingOffset.QuadPart = 0;
DiskDeviceExtension->PartitionLength.QuadPart = 0;
}
/* Read partition table */
Status = IoReadPartitionTable(DiskDeviceObject,
Status = IoReadPartitionTable(DiskDeviceExtension->PhysicalDevice,
DiskDeviceExtension->DiskGeometry->BytesPerSector,
TRUE,
&PartitionList);