Messages in this thread | | | From | Timur Tabi <> | Date | Thu, 7 Dec 2017 12:46:40 -0600 | Subject | Re: [PATCH 2/2] acpi, x86: Use SPCR table for earlycon on x86 |
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On Thu, Dec 7, 2017 at 11:29 AM, Prarit Bhargava <prarit@redhat.com> wrote: > -int __init acpi_parse_spcr(bool earlycon) > +int __init acpi_parse_spcr(bool earlycon, bool enable_console) > { > static char opts[ACPI_SPCR_OPTS_SIZE]; > static char uart[ACPI_SPCR_BUF_SIZE]; > @@ -113,7 +113,8 @@ int __init acpi_parse_spcr(bool earlycon) > if (earlycon) > setup_earlycon(opts); > > - err = add_preferred_console(uart, 0, opts + strlen(uart) + 1); > + if (enable_console) > + err = add_preferred_console(uart, 0, opts + strlen(uart) + 1);
So if earlycon==true but enable_console==false, then you parse SPCR and use it for the early console, but not the primary console? I'm not sure what that gives you.
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