[U-Boot] [PATCH 02/16] x86: Display the SPL banner only once

Bin Meng bmeng.cn at gmail.com
Tue Apr 18 07:30:39 UTC 2017


On Wed, Apr 12, 2017 at 11:29 AM, Simon Glass <sjg at chromium.org> wrote:
> Hi Bin,
>
> On 11 April 2017 at 21:09, Bin Meng <bmeng.cn at gmail.com> wrote:
>>
>> Hi Simon,
>>
>> On Mon, Mar 20, 2017 at 2:59 AM, Simon Glass <sjg at chromium.org> wrote:
>> > At present on a cold reboot we must reset the CPU to get it to full speed.
>> > With 64-bit U-Boot this happens in SPL. At present we print the banner
>> > before doing this, the end result being that we print the banner twice.
>> > Print the banner a little later (after the CPU is ready) to avoid this.
>> >
>> > Signed-off-by: Simon Glass <sjg at chromium.org>
>> > ---
>> >
>> >  arch/x86/lib/spl.c | 3 +--
>> >  1 file changed, 1 insertion(+), 2 deletions(-)
>> >
>>
>> Looks no difference when testing this on QEMU 64-bit. Am I missing anything?
>
> I suspect that QEMU doesn't have this problem, but on chromebook_link
> we have to reset to change the CPU speed.
>

That makes sense.

Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
Tested on QEMU
Tested-by: Bin Meng <bmeng.cn at gmail.com>


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