anv: Set STATE_BASE_ADDRESS upper bounds on gen7
This should fix floating-point border color on all gen7 HW. Integer is still thoroughly busted on gen7 because it doesn't exist on IVB and it's crazy on HSW.
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This should fix floating-point border color on all gen7 HW. Integer is still thoroughly busted on gen7 because it doesn't exist on IVB and it's crazy on HSW.