libpayload-x86: Add common i8042 driver
Add a common i8042 driver that uses multiple overflowing fifos to seperate PS/2 port and PS/2 aux port. Required to support PC keyboard and PC mouse at the same time. Tested on Lenovo T500. Change-Id: I4ca803bfa3ed45111776eef1f4dccd3fab02ea39 Signed-off-by: Patrick Rudolph <siro@das-labor.org> Reviewed-on: https://review.coreboot.org/18594 Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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Patrick Georgi
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@@ -329,6 +329,12 @@ config FONT_SCALE_FACTOR
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By default (value of 0), the scale factor is automatically
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calculated to ensure at least 130 columns (when possible).
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config PC_I8042
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bool "A common PC i8042 driver"
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default n
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help
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To be used by PC_KEYBOARD and PC_MOUSE.
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config PC_KEYBOARD
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bool "Allow input from a PC keyboard"
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default y if ARCH_X86 # uses IO
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