Re: [PATCH 2/3] x86: ce4100: force reboot method to be KBD

From: Ingo Molnar
Date: Fri Oct 26 2012 - 05:32:08 EST



* Florian Fainelli <ffainelli@xxxxxxxxxx> wrote:

> From: Maxime Bizon <mbizon@xxxxxxxxxx>
>
> 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@xxxxxxxxxx>
> ---
> 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
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