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Use FAT12 or FAT16 CHS for small partitions even if the drive supports LBA.

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svn path=/trunk/; revision=5754
This commit is contained in:
Eric Kohl 2003-08-22 13:55:36 +00:00
parent b5984d7099
commit 8773b1104e
1 changed files with 29 additions and 18 deletions
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47
reactos/subsys/system/usetup/usetup.c
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@ -1583,30 +1583,41 @@ FormatPartitionPage (PINPUT_RECORD Ir)
switch (FileSystemList->CurrentFileSystem)
{
case FsFat:
if (DiskEntry->UseLba == FALSE)
if (PartEntry->PartInfo[0].PartitionLength.QuadPart < (4200ULL * 1024ULL))
{
if (PartEntry->PartInfo[0].PartitionLength.QuadPart < (32ULL * 1024ULL * 1024ULL))
/* FAT12 CHS partition (disk is smaller than 4.1MB) */
PartEntry->PartInfo[0].PartitionType = PARTITION_FAT_12;
}
else if (PartEntry->PartInfo[0].PartitionLength.QuadPart < (32ULL * 1024ULL * 1024ULL))
{
/* FAT16 CHS partition (disk is smaller than 32MB) */
PartEntry->PartInfo[0].PartitionType = PARTITION_FAT_16;
}
else if (DiskEntry->UseLba == FALSE)
{
if (PartEntry->PartInfo[0].PartitionLength.QuadPart < (512ULL * 1024ULL * 1024ULL))
{
/* FAT16 CHS partition (disk is smaller than 32MB) */
PartEntry->PartInfo[0].PartitionType = PARTITION_FAT_16;
/* FAT16 CHS partition (disk is smaller than 512MB) */
PartEntry->PartInfo[0].PartitionType = PARTITION_HUGE;
}
else
{
/* FAT16 CHS partition (disk is smaller than 8.4GB) */
PartEntry->PartInfo[0].PartitionType = PARTITION_HUGE;
/* FAT32 CHS partition (partition size 512MB or larger) */
PartEntry->PartInfo[0].PartitionType = PARTITION_FAT32;
}
}
else if (PartEntry->PartInfo[0].PartitionLength.QuadPart < (512ULL * 1024ULL * 1024ULL))
{
/* FAT16 LBA partition (partition size is smaller than 512MB) */
DPRINT1("%x\n", PartEntry->PartInfo[0].PartitionType);
PartEntry->PartInfo[0].PartitionType = PARTITION_XINT13;
}
else
{
DPRINT1("%x\n", PartEntry->PartInfo[0].PartitionType);
/* FAT32 LBA partition (partition size 512MB or larger) */
PartEntry->PartInfo[0].PartitionType = PARTITION_FAT32_XINT13;
if (PartEntry->PartInfo[0].PartitionLength.QuadPart < (512ULL * 1024ULL * 1024ULL))
{
/* FAT16 LBA partition (partition size is smaller than 512MB) */
PartEntry->PartInfo[0].PartitionType = PARTITION_XINT13;
}
else
{
/* FAT32 LBA partition (partition size 512MB or larger) */
PartEntry->PartInfo[0].PartitionType = PARTITION_FAT32_XINT13;
}
}
break;
@ -1689,7 +1700,7 @@ FormatPartitionPage (PINPUT_RECORD Ir)
PartitionList->CurrentPartition->PartInfo[0].PartitionNumber);
RtlCreateUnicodeString (&DestinationRootPath,
PathBuffer);
DPRINT1 ("DestinationRootPath: %wZ\n", &DestinationRootPath);
DPRINT ("DestinationRootPath: %wZ\n", &DestinationRootPath);
/* Set SystemRootPath */
@ -1700,7 +1711,7 @@ FormatPartitionPage (PINPUT_RECORD Ir)
PartitionList->ActiveBootPartition->PartInfo[0].PartitionNumber);
RtlCreateUnicodeString (&SystemRootPath,
PathBuffer);
DPRINT1 ("SystemRootPath: %wZ\n", &SystemRootPath);
DPRINT ("SystemRootPath: %wZ\n", &SystemRootPath);
switch (FileSystemList->CurrentFileSystem)
@ -2036,7 +2047,7 @@ PrepareCopyPage(PINPUT_RECORD Ir)
if (!InfGetData (&FilesContext, &FileKeyName, &FileKeyValue))
break;
DPRINT1("FileKeyName: '%S' FileKeyValue: '%S'\n", FileKeyName, FileKeyValue);
DPRINT ("FileKeyName: '%S' FileKeyValue: '%S'\n", FileKeyName, FileKeyValue);
/* Lookup target directory */
if (!InfFindFirstLine (SetupInf, L"Directories", FileKeyValue, &DirContext))