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Use FAT16 for partitions smaller than 512MB and FAT32 for larger ones.

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svn path=/trunk/; revision=5716
This commit is contained in:
Eric Kohl 2003-08-20 21:58:06 +00:00
parent a5e1765aa6
commit e2dd45fd4a
2 changed files with 11 additions and 3 deletions
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8
reactos/lib/fslib/vfatlib/vfatlib.c
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@ -426,6 +426,14 @@ VfatFormat(
return Status; return Status;
} }
if (PartitionInfo.PartitionLength.QuadPart < 512ULL * 1024ULL * 1024ULL)
{
DPRINT1("FIXME: Partition size is smaller than 512MB - use FAT16\n");
NtClose(FileHandle);
return STATUS_UNSUCCESSFUL;
}
/* Calculate cluster size */ /* Calculate cluster size */
if (ClusterSize == 0) if (ClusterSize == 0)
{ {

6
reactos/subsys/system/usetup/usetup.c
View file

@ -1596,16 +1596,16 @@ FormatPartitionPage (PINPUT_RECORD Ir)
PartEntry->PartInfo[0].PartitionType = PARTITION_HUGE; PartEntry->PartInfo[0].PartitionType = PARTITION_HUGE;
} }
} }
else if (PartEntry->PartInfo[0].PartitionLength.QuadPart < (2ULL * 1024ULL * 1024ULL * 1024ULL)) else if (PartEntry->PartInfo[0].PartitionLength.QuadPart < (512ULL * 1024ULL * 1024ULL))
{ {
/* FAT16 LBA partition (partition is smaller than 2GB) */ /* FAT16 LBA partition (partition size is smaller than 512MB) */
DPRINT1("%x\n", PartEntry->PartInfo[0].PartitionType); DPRINT1("%x\n", PartEntry->PartInfo[0].PartitionType);
PartEntry->PartInfo[0].PartitionType = PARTITION_XINT13; PartEntry->PartInfo[0].PartitionType = PARTITION_XINT13;
} }
else else
{ {
DPRINT1("%x\n", PartEntry->PartInfo[0].PartitionType); DPRINT1("%x\n", PartEntry->PartInfo[0].PartitionType);
/* FAT32 LBA partition (partition is at least 2GB) */ /* FAT32 LBA partition (partition size 512MB or larger) */
PartEntry->PartInfo[0].PartitionType = PARTITION_FAT32_XINT13; PartEntry->PartInfo[0].PartitionType = PARTITION_FAT32_XINT13;
} }
break; break;