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tape: Comment chart for reading tags from hexdumps

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This commit is contained in:
Sasha Koshka 2025-10-12 13:37:50 -04:00
parent 5778616965
commit 405b458702
1 changed files with 11 additions and 0 deletions
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11
tape/tag.go
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@ -18,6 +18,17 @@ type Tag byte; const (
CNLimit Tag = 32 // All valid CNs are < CNLimit CNLimit Tag = 32 // All valid CNs are < CNLimit
) )
// what the first nybble of a tag means:
//
// 0-1 : SI
// 2-3 : LI
// 4-5 : LSI
// 6-7 : FP
// 8-9 : SBA
// A-B : LBA
// C-D : OTA
// E-F : KTV
func (tag Tag) TN() int { func (tag Tag) TN() int {
return int(tag >> 5) return int(tag >> 5)
} }