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Cache the fuse contents early in boot before DMA is active to ensure
exclusive access on that bus. This cache is exposed at
/sys/firmware/fuse/kfuse_raw and it can be read() or mmap()'d.
Bug 741232
Change-Id: I83bc991c89beb837ec22b2e03ceac11ab696cb6f
Reviewed-on: http://git-master/r/10482
Reviewed-by: Jonathan Mayo <jmayo@nvidia.com>
Tested-by: Jonathan Mayo <jmayo@nvidia.com>
Reviewed-by: Aleksandr Frid <afrid@nvidia.com>
Reviewed-by: Yu-Huan Hsu <yhsu@nvidia.com>
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>
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