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[src/trunk]: src/share/man/man4 Add note about enabling TPM and rnd(4) source.



details:   https://anonhg.NetBSD.org/src/rev/155e1a85ba83
branches:  trunk
changeset: 958778:155e1a85ba83
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Tue Jan 19 05:05:39 2021 +0000

description:
Add note about enabling TPM and rnd(4) source.

diffstat:

 share/man/man4/tpm.4 |  14 ++++++++++++--
 1 files changed, 12 insertions(+), 2 deletions(-)

diffs (30 lines):

diff -r 8afe7d255571 -r 155e1a85ba83 share/man/man4/tpm.4
--- a/share/man/man4/tpm.4      Tue Jan 19 03:41:22 2021 +0000
+++ b/share/man/man4/tpm.4      Tue Jan 19 05:05:39 2021 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: tpm.4,v 1.6 2021/01/16 01:47:23 thorpej Exp $
+.\"    $NetBSD: tpm.4,v 1.7 2021/01/19 05:05:39 riastradh Exp $
 .\"
 .\" Copyright (c) 2019 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -51,9 +51,19 @@
 .El
 .Pp
 Note that the supported interface version is TIS1.2 in each case.
+.Pp
+The TPM may need to be enabled in the system's firmware or BIOS, which
+requires a reboot to take effect.
+This is generally beyond the control of
+.Nx .
+Enabling a TPM does not require using trusted boot \(em it can be
+enabled, for example, only for the
+.Xr rnd 4
+entropy source.
 .Sh SEE ALSO
 .Xr config 1 ,
-.Xr intro 4
+.Xr intro 4 ,
+.Xr rnd 4
 .Sh AUTHORS
 .An -nosplit
 The



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