From: Benjamin H. <be...@ke...> - 2005-03-16 23:28:19
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On Wed, 2005-03-16 at 22:55 +0200, Ville Syrj=E4l=E4 wrote: > On Wed, Mar 16, 2005 at 10:49:11AM +1100, Benjamin Herrenschmidt wrote: > > In the meantime, can you tell me more about your arbitration scheme ? >=20 > There is a lock associated with the graphics card. The lock is always=20 > taken before programming the hardware. Other things wanting access to t= he=20 > hardware wait until the lock is released. Ok, so it would be easy to have directFB use an external arbiter without breaking existing clients ? It will need at least to use the vga arbiter that I'm about to finish, that should allow at least to have X on one card and directFB on another without conflict. Ben. |