PSARC/2009/415 Bitmapped Console [Fasttrack timeout 01/22/2010]

[edward shu]

Jan Setje-Eilers:
> Garrett D'Amore wrote:
>> Edward Shu wrote:
>>>
>>>  I think there are two concepts to be clarified, VGA text console
>>> and VESA text console.  VGA text console is the legacy way.
>>> In this proposal, you may mean the VESA text console when
>>> text console is mentioned, that emulates the text output with
>>> the VESA graphics mode.  As VESA is a generic graphics
>>> standard with few hardware specific acceleration,  the text
>>> rendering speed will be much slower causing flicking screen.
>>> I recommend to reserve some open interfaces for third-party to
>>> fully accelerating the text rendering  under VESA text mode.
>>>  Other comments in lines below.
>>
>> I agree with this.. specifically I can see that *scrolling* can be 
>> slow if not accelerated.
So my concern is,  if we want to add the hardware accerlerated 
"scrolling" in the future for a specific
chip,  we  can do it very straightly.   So as the "text font rendering", 
the "bitblt" and others.