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Add the density code for LTO-7 to libmt and the mt(1) man page.

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The density code and bits per mm values were obtained from an
actual drive density report.

The number of tracks were obtained from an LTO-7 hardware
announcement on IBM's web site.

Sponsored by:	Spectra Logic
MFC after:	3 days
This commit is contained in:
ken 2016-05-20 19:30:52 +00:00
parent 6d37daa2e5
commit 930b372f9d
2 changed files with 3 additions and 1 deletions
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1
lib/libmt/mtlib.c
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@ -643,6 +643,7 @@ static struct densities {
{ 0x55, 20670, 525018, "3592A5 (unencrypted)" },
{ 0x58, 15142, 384607, "LTO-5" },
{ 0x5A, 15142, 384607, "LTO-6" },
{ 0x5C, 19107, 485318, "LTO-7" },
{ 0x71, 11800, 299720, "3592A1 (encrypted)" },
{ 0x72, 11800, 299720, "3592A2 (encrypted)" },
{ 0x73, 13452, 341681, "3592A3 (encrypted)" },

3
usr.bin/mt/mt.1
View File

@ -29,7 +29,7 @@
.\" @(#)mt.1 8.1 (Berkeley) 6/6/93
.\" $FreeBSD$
.\"
.Dd March 3, 2014
.Dd May 20, 2016
.Dt MT 1
.Os
.Sh NAME
@ -517,6 +517,7 @@ Value Width Tracks Density Code Type Reference Note
0x55 12.7 (0.5) 5120 20,670 (525,018) C 3592A5 (unencrypted)
0x58 12.7 (0.5) 1280 15,142 (384,607) C LTO-5
0x5A 12.7 (0.5) 2176 15,142 (384,607) C LTO-6
0x5C 12.7 (0.5) 3584 19,107 (485,318) C LTO-7
0x71 12.7 (0.5) 512 11,800 (299,720) C 3592A1 (encrypted)
0x72 12.7 (0.5) 896 11,800 (299,720) C 3592A2 (encrypted)
0x73 12.7 (0.5) 1152 13,452 (341,681) C 3592A3 (encrypted)