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Compatibility with systemd-repart generated disk images #9

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Compatibility with systemd-repart generated disk images #9

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6 changes: 3 additions & 3 deletions internal/gpt.go
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@ import (
const (
diskSizeBytes = 1024 * 1024 * 1024 // 1GB
diskSizeSectors = diskSizeBytes / 512
partitionName = "ESP"
partitionName = "esp"
)

// LBA (Logical Block Address) constants
Expand Down Expand Up @@ -53,7 +53,7 @@ func calculateUEFIDiskGUIDHash() []byte {
Reserved: 0,
MyLBA: gptHeaderLBA,
AlternateLBA: diskSizeSectors - 1,
FirstUsableLBA: 34,
FirstUsableLBA: 2048,
LastUsableLBA: diskSizeSectors - 34,
PartitionEntryLBA: partitionEntryLBA,
NumberOfPartitionEntries: 128,
Expand All @@ -72,7 +72,7 @@ func calculateUEFIDiskGUIDHash() []byte {
}{
StartingLBA: espStartingLBA,
EndingLBA: espEndingLBA,
Attributes: 0x0000000000000001, // Bit 0 = Platform required
Attributes: 0,
}
copy(partition.PartitionTypeGUID[:], encodeGUID("C12A7328-F81F-11D2-BA4B-00A0C93EC93B")) // EFI System Partition
copy(partition.UniquePartitionGUID[:], encodeGUID(espPartitionGUID))
Expand Down