[U-Boot] [PATCH 4/4] x86: efi: payload: Turn on acpi in the kernel command line

Bin Meng bmeng.cn at gmail.com
Thu Aug 30 02:01:23 UTC 2018


Hi Simon,
On Thu, Aug 30, 2018 at 8:29 AM Simon Glass <sjg at chromium.org> wrote:
>
> On 23 August 2018 at 09:24, Bin Meng <bmeng.cn at gmail.com> wrote:
> > Now that we have full Linux kernel boot support on EFI payload,
> > avoid pass "acpi=off" to the kernel command line.
>
> Why?
>

This is due to EFI payload does not have CONFIG_GENERATE_ACPI_TABLE
on, and current logic defaults to "acpi=off" when generating kernel
command line. This is not useful since with EFI payload we are now
passing critical EFI info to kernel so that kernel is able to find
ACPI table on its own.

> >
> > Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
> > ---
> >
> >  include/configs/x86-common.h | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
>
> Reviewed-by: Simon Glass <sjg at chromium.org>
>
> >

Regards,
Bin


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