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authorNico Huber <nico.h@gmx.de>2018-11-17 14:09:25 +0100
committerNico Huber <nico.h@gmx.de>2019-01-25 09:45:46 +0000
commitb32347415de85199cb0178a2c8c89deae20a1866 (patch)
tree6c41489d82c07c9de9ee9e72e8ca7d6bd861d040 /src/superio
parente583dd3d5170185e7b489c93345539f9f2d70a8e (diff)
nb/intel/sandybridge/acpi: Add RMRR entry for iGPU
The iGPU always needs access to its stolen memory. For proper IOMMU support, we have to make the OS aware of that. Directly below TOLUD lies the data stolen memory (BDSM) followed by the GTT stolen memory (BGSM), the iGPU needs access to both. Change-Id: I391d0a5f1ea14bc90fbacabce41dddfa12b5bb0d Signed-off-by: Nico Huber <nico.h@gmx.de> Reviewed-on: https://review.coreboot.org/c/29668 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Patrick Rudolph <siro@das-labor.org>
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