[Bug 262155] atkbd: ~16s delay at initial kernel boot on Framework laptop

From: <bugzilla-noreply_at_freebsd.org>
Date: Tue, 01 Mar 2022 14:41:06 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=262155

--- Comment #2 from commit-hook@FreeBSD.org ---
A commit in branch main references this bug:

URL:
https://cgit.FreeBSD.org/src/commit/?id=84369dd52369cbae28970dca20a53d3de1719907

commit 84369dd52369cbae28970dca20a53d3de1719907
Author:     Mark Johnston <markj@FreeBSD.org>
AuthorDate: 2022-03-01 14:39:35 +0000
Commit:     Mark Johnston <markj@FreeBSD.org>
CommitDate: 2022-03-01 14:39:35 +0000

    x86: Probe the TSC frequency earlier

    This lets us use the TSC to implement early DELAY, limiting the use of
    the sometimes-unreliable 8254 PIT.

    PR:             262155
    Reviewed by:    emaste
    Tested by:      emaste, mike tancsa <mike@sentex.net>, Stefan Hegnauer
<stefan.hegnauer@gmx.ch>
    MFC after:      1 month
    Sponsored by:   The FreeBSD Foundation
    Differential Revision:  https://reviews.freebsd.org/D34367

 sys/amd64/amd64/machdep.c |  14 +++++-
 sys/i386/i386/machdep.c   |  11 ++++-
 sys/x86/include/clock.h   |   3 +-
 sys/x86/isa/clock.c       |   4 +-
 sys/x86/x86/tsc.c         | 123 +++++++++++++++++++++++++---------------------
 5 files changed, 94 insertions(+), 61 deletions(-)

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