From: Ingo Molnar <mingo@kernel.org>
To: Florian Fainelli <ffainelli@freebox.fr>
Cc: tglx@linutronix.de, mingo@redhat.com, x86@kernel.org,
rui.zhang@intel.com, alan@linux.intel.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/3] x86: ce4100: force reboot method to be KBD
Date: Fri, 26 Oct 2012 11:32:11 +0200 [thread overview]
Message-ID: <20121026093211.GB1106@gmail.com> (raw)
In-Reply-To: <1351242325-23724-3-git-send-email-ffainelli@freebox.fr>
* Florian Fainelli <ffainelli@freebox.fr> wrote:
> From: Maxime Bizon <mbizon@freebox.fr>
>
> The default reboot is via ACPI for this platform, and the CEFDK bootloader
> actually supports this, but will issue a system power off instead of a real
> reboot. Setting the reboot method to be KBD instead of ACPI ensures proper
> system reboot.
>
> Signed-off-by: Florian Fainelli <ffainelli@freebox.fr>
> ---
> arch/x86/platform/ce4100/ce4100.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/x86/platform/ce4100/ce4100.c b/arch/x86/platform/ce4100/ce4100.c
> index 74f8774..8c9ed9a 100644
> --- a/arch/x86/platform/ce4100/ce4100.c
> +++ b/arch/x86/platform/ce4100/ce4100.c
> @@ -21,6 +21,7 @@
> #include <asm/i8259.h>
> #include <asm/io.h>
> #include <asm/io_apic.h>
> +#include <asm/emergency-restart.h>
>
> static int ce4100_i8042_detect(void)
> {
> @@ -144,6 +145,8 @@ void __init x86_ce4100_early_setup(void)
> x86_init.mpparse.find_smp_config = x86_init_noop;
> x86_init.pci.init = ce4100_pci_init;
>
> + reboot_type = BOOT_KBD;
Here too put a minimal comment into the code:
/*
* The system default is ACPI reboot, but that powers
* off on CE4100 so the use KBD reset instead:
*/
reboot_type = BOOT_KBD;
Thanks,
Ingo
next prev parent reply other threads:[~2012-10-26 9:32 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-26 9:05 [PATCH 0/3] x86: ce4100 fixes and improvements Florian Fainelli
2012-10-26 9:05 ` [PATCH 1/3] x86: ce4100: implement pm_poweroff Florian Fainelli
2012-10-26 9:30 ` Ingo Molnar
2012-10-26 9:05 ` [PATCH 2/3] x86: ce4100: force reboot method to be KBD Florian Fainelli
2012-10-26 9:32 ` Ingo Molnar [this message]
2012-10-26 9:05 ` [PATCH 3/3] x86: ce4100: fixup PCI configuration register access for devices without interrupts Florian Fainelli
2012-10-26 11:30 ` [PATCH 0/3 v2] x86: ce4100 fixes and improvements Florian Fainelli
2012-10-26 11:30 ` [PATCH 1/3 v2] x86: ce4100: implement pm_poweroff Florian Fainelli
2012-10-26 11:30 ` [PATCH 2/3 v2] x86: ce4100: force reboot method to be KBD Florian Fainelli
2012-10-26 14:58 ` Ingo Molnar
2012-10-26 11:30 ` [PATCH 3/3] x86: ce4100: fixup PCI configuration register access for devices without interrupts Florian Fainelli
2012-10-29 13:40 ` [PATCH 0/3 v3] x86: ce4100 fixes and improvements Florian Fainelli
2012-10-29 13:40 ` [PATCH 1/3 v3] x86: ce4100: implement pm_poweroff Florian Fainelli
2012-10-30 12:25 ` [tip:x86/urgent] x86/ce4100: Fix pm_poweroff tip-bot for Florian Fainelli
2012-10-29 13:40 ` [PATCH 2/3 v3] x86: ce4100: force reboot method to be KBD Florian Fainelli
2012-10-30 12:26 ` [tip:x86/urgent] x86/ce4100: Fix reboot by forcing the " tip-bot for Maxime Bizon
2012-10-29 13:40 ` [PATCH 3/3 v3] x86: ce4100: fixup PCI configuration register access for devices without interrupts Florian Fainelli
2012-10-30 12:27 ` [tip:x86/urgent] x86/ce4100: Fix " tip-bot for Maxime Bizon
-- strict thread matches above, loose matches on Subject: below --
2012-10-19 11:51 [PATCH 0/3] x86: ce4100: various fixes Florian Fainelli
2012-10-19 11:51 ` [PATCH 2/3] x86: ce4100: force reboot method to be KBD Florian Fainelli
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20121026093211.GB1106@gmail.com \
--to=mingo@kernel.org \
--cc=alan@linux.intel.com \
--cc=ffainelli@freebox.fr \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=rui.zhang@intel.com \
--cc=tglx@linutronix.de \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome