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authorTimothy Pearson <tpearson@raptorengineeringinc.com>2015-08-28 20:48:17 -0500
committerMartin Roth <martinroth@google.com>2016-01-07 16:52:31 +0100
commitc764c7488b2cb536bc4e09e6a8a639beeabfddeb (patch)
tree8f63f9a4386a83ac1f5269f005c1e4394a94c75a /src/mainboard
parent046d2174207d79681fe98206ce92074ac610957e (diff)
cpu/amd/microcode: Introduce CBFS access spinlock to avoid IOMMU failure
When microcode updates are enabled, this fixes an issue identical to that described in GIT hash 7b22d84d: * drivers/pc80: Add optional spinlock for nvram CBFS access Change-Id: Ib7e8cb171f44833167053ca98a85cca23021dfba Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com> Reviewed-on: https://review.coreboot.org/12063 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
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