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Re: [PATCH] menu_entry: Disable cursor during update_screen()
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From: |
Thomas Huth |
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Subject: |
Re: [PATCH] menu_entry: Disable cursor during update_screen() |
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Date: |
Sun, 31 Jan 2016 16:02:40 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.0 |
Hi,
On 30.01.2016 08:33, Andrei Borzenkov wrote:
> 29.01.2016 17:26, Thomas Huth пишет:
>> When running grub in a VGA console of a KVM pseries guest on PowerPC,
>> you can see the cursor sweeping over the whole line when entering a
>> character in editor mode. This is visible because grub always refreshes
>> the whole line when entering a character in editor mode, and drawing
>> characters is quite a slow operation with the firmware used for the
>> powerpc pseries guests (SLOF).
>> To avoid this ugliness, the cursor should be disabled when refreshing
>> the screen contents during update_screen().
>>
>
> While it looks OK - any reason it is not present in Fedora grub2 GIT?
Sorry, I didn't quite got your question ... do you mean the problem can
not be seen with the version from Fedora? If so, how did you start QEMU
to run the guest?
Thomas