From: Mike Travis <travis@sgi.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] x86: Add config option to setup early serial console
Date: Thu, 12 Jun 2008 15:42:22 -0700 [thread overview]
Message-ID: <4851A64E.9040908@sgi.com> (raw)
In-Reply-To: <20080612223802.673729000@polaris-admin.engr.sgi.com>
Boy, this just isn't my day... Another typo slipped through...
Mike Travis wrote:
> * Add config option EARLY_SERIAL_CONSOLE to enable early
> printk's to be directed to the serial console.
>
> Based on linux-next
>
> Signed-off-by: Mike Travis <travis@sgi.com>
> ---
>
> ---
> arch/x86/Kconfig.debug | 9 +++++++++
> arch/x86/kernel/early_printk.c | 4 ++++
> 2 files changed, 13 insertions(+)
>
> --- linux-2.6-next.orig/arch/x86/Kconfig.debug
> +++ linux-2.6-next/arch/x86/Kconfig.debug
> @@ -29,6 +29,15 @@ config EARLY_PRINTK
> with klogd/syslogd or the X server. You should normally N here,
> unless you want to debug such a crash.
>
> +config EARLY_SERIAL_CONSOLE
> + bool "Early Serial Console"
> + default m
> + help
> + Initializes the early console to be the serial port. The default
> + is to use the VGA console.
> +
> + This is useful for server systems that do not have a VGA console.
> +
> config DEBUG_STACKOVERFLOW
> bool "Check for stack overflows"
> depends on DEBUG_KERNEL
> --- linux-2.6-next.orig/arch/x86/kernel/early_printk.c
> +++ linux-2.6-next/arch/x86/kernel/early_printk.c
> @@ -193,7 +193,11 @@ static struct console simnow_console = {
> };
>
> /* Direct interface for emergencies */
> +#ifdef CONFIG_EARLY_SERIAL_CONSOLE
> +static struct console *early_console = &early_serial_console;
> +#else
> static struct console *early_console = &early_vga_console;
> +#endif
> static int early_console_initialized;
>
> void early_printk(const char *fmt, ...)
>
next prev parent reply other threads:[~2008-06-12 22:42 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20080612223802.528617000@polaris-admin.engr.sgi.com>
2008-06-12 22:38 ` [PATCH 1/1] x86: Add config option to setup early serial console Mike Travis
2008-06-12 22:42 ` H. Peter Anvin
2008-06-12 22:54 ` Mike Travis
2008-06-12 22:59 ` H. Peter Anvin
2008-06-12 22:42 ` Mike Travis [this message]
2008-06-12 22:46 ` Andrew Morton
2008-06-12 22:58 ` Mike Travis
2008-06-12 23:10 ` Andrew Morton
2008-06-12 23:18 ` Yinghai Lu
2008-06-12 23:19 ` Yinghai Lu
[not found] <20080612224247.486614000@polaris-admin.engr.sgi.com>
2008-06-12 22:42 ` Mike Travis
2008-06-12 22:48 ` Yinghai Lu
2008-06-12 23:01 ` Mike Travis
2008-06-18 12:13 ` Ingo Molnar
[not found] <20080612223343.257409000@polaris-admin.engr.sgi.com>
2008-06-12 22:33 ` Mike Travis
2008-06-12 22:37 ` Mike Travis
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