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25 lines
757 B
Ruby
25 lines
757 B
Ruby
# Ensures graphics have been initialized and are ready to be used.
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#
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# Currently this only handles the "legacy fbdev" style of framebuffers.
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class Tasks::Graphics < SingletonTask
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def initialize()
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add_dependency(
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:Files,
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"/sys/class/graphics/fb0/mode",
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"/sys/class/graphics/fb0/modes",
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)
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# This is only incidental to the fact that /dev/fb0 wouldn't exist for
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# users of the "Graphics" dependency.
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add_dependency(:Mount, "/dev")
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# Make the Graphics target depend on this task.
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Targets[:Graphics].add_dependency(:Task, self)
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end
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def run()
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mode = File.read("/sys/class/graphics/fb0/modes")
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log("Setting framebuffer mode to: #{mode}")
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System.write("/sys/class/graphics/fb0/mode", mode)
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end
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end
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