[ros-diffs] [gvg] 15334: Support partition-less disks

Support partition-less disks
Modified: trunk/reactos/boot/freeldr/freeldr/arch/i386/i386disk.c
Modified: trunk/reactos/boot/freeldr/freeldr/disk/partition.c
  _____  

Modified: trunk/reactos/boot/freeldr/freeldr/arch/i386/i386disk.c
--- trunk/reactos/boot/freeldr/freeldr/arch/i386/i386disk.c
2005-05-16 11:04:21 UTC (rev 15333)
+++ trunk/reactos/boot/freeldr/freeldr/arch/i386/i386disk.c
2005-05-16 11:06:57 UTC (rev 15334)
@@ -206,9 +206,27 @@

 		// Partition requested was zero which means the boot
partition
 		if (! DiskGetActivePartitionEntry(i386BootDrive,
&PartitionTableEntry))
 		{
+			/* Try partition-less disk */
+			*StartSector = 0;
+			*SectorCount = 0;
+		}
+		/* Check for valid partition */
+		else if (PartitionTableEntry.SystemIndicator ==
PARTITION_ENTRY_UNUSED)
+		{
 			return FALSE;
 		}
+		else
+		{
+			*StartSector =
PartitionTableEntry.SectorCountBeforePartition;
+			*SectorCount =
PartitionTableEntry.PartitionSectorCount;
+		}
 	}
+	else if (0xff == i386BootPartition)
+	{
+		/* Partition-less disk */
+		*StartSector = 0;
+		*SectorCount = 0;
+	}
 	else
 	{
 		// Get requested partition
@@ -216,25 +234,26 @@
 		{
 			return FALSE;
 		}
+		/* Check for valid partition */
+		else if (PartitionTableEntry.SystemIndicator ==
PARTITION_ENTRY_UNUSED)
+		{
+			return FALSE;
+		}
+		else
+		{
+			*StartSector =
PartitionTableEntry.SectorCountBeforePartition;
+			*SectorCount =
PartitionTableEntry.PartitionSectorCount;
+		}
 	}
 
-	// Check for valid partition
-	if (PartitionTableEntry.SystemIndicator ==
PARTITION_ENTRY_UNUSED)
-	{
-		return FALSE;
-	}
-
 	// Try to recognize the file system
-	if (!FsRecognizeVolume(i386BootDrive,
PartitionTableEntry.SectorCountBeforePartition, &VolumeType))
+	if (!FsRecognizeVolume(i386BootDrive, *StartSector,
&VolumeType))
 	{
 		return FALSE;
 	}
 
 	*DriveNumber = i386BootDrive;
-	*StartSector = PartitionTableEntry.SectorCountBeforePartition;
-	*SectorCount = PartitionTableEntry.PartitionSectorCount;
 
-	//switch (PartitionTableEntry.SystemIndicator)
 	switch (VolumeType)
 	{
 	case PARTITION_FAT_12:
  _____  

Modified: trunk/reactos/boot/freeldr/freeldr/disk/partition.c
--- trunk/reactos/boot/freeldr/freeldr/disk/partition.c	2005-05-16
11:04:21 UTC (rev 15333)
+++ trunk/reactos/boot/freeldr/freeldr/disk/partition.c	2005-05-16
11:06:57 UTC (rev 15334)
@@ -63,12 +63,12 @@

 	// Make sure there was only one bootable partition
 	if (BootablePartitionCount == 0)
 	{
-		DiskError("No bootable (active) partitions found.", 0);
+		DbgPrint((DPRINT_DISK, "No bootable (active) partitions
found.\n"));
 		return FALSE;
 	}
 	else if (BootablePartitionCount != 1)
 	{
-		DiskError("Too many bootable (active) partitions
found.", 0);
+		DbgPrint((DPRINT_DISK, "Too many bootable (active)
partitions found.\n"));
 		return FALSE;
 	}