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3 commits

Author SHA1 Message Date
cinap_lenrek b9ca8e8378 vga: softscreen
allow the shadow framebuffer (softscreen) to be used with any
vga driver, not just vesa. this removes the ugly scr->paddr = 0
hack employed by vesa driver to force softscreen and adds a
softscreen vgactl message that can switch the feature on and off
at runtime.

softscreen can greatly improve graphics performance when bus
reads are slow even tho it disables hardware acceleration.
2012-07-18 10:16:00 +02:00
Taru Karttunen a9060cc06b Import sources from 2011-03-30 iso image - lib 2011-03-30 19:35:09 +03:00
Taru Karttunen b41b903422 Import sources from 2011-03-30 iso image - sys/man 2011-03-30 16:49:47 +03:00