Date: Sun, 17 Jan 2021 19:21:03 +1000 From: Peter Grehan <grehan@freebsd.org> To: Michael Dexter <editor@callfortesting.org> Cc: "freebsd-virtualization@freebsd.org" <freebsd-virtualization@freebsd.org> Subject: Re: UEFI -l com1, stdio floods console/Windows Server SAC with "rdmsr to register 0x198 on vcpu..." Message-ID: <1dde1e58-3756-a9fd-f44d-6755f7788b1f@freebsd.org> In-Reply-To: <f6ab448a-673e-3d61-433c-83cfa7c5e58c@callfortesting.org> References: <f6ab448a-673e-3d61-433c-83cfa7c5e58c@callfortesting.org>
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> Can the "rdmsr to register 0x198 on vcpu..." and similar messages on a > -l com1,stdio console when using UEFI firmware be redirected or > suppressed? The -w flag does not silence them, assuming, perhaps > incorrectly, they are unsupported MSRs. > > If redirected, should these be logged? Please file a PR (https://www.freebsd.org/support/bugreports.html) A simple workaround is to use an nmdm or pty device for com1 output. later, Peter.
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