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| author | Nico Huber <nico.h@gmx.de> | 2018-11-17 14:09:25 +0100 |
|---|---|---|
| committer | Nico Huber <nico.h@gmx.de> | 2019-01-25 09:45:46 +0000 |
| commit | b32347415de85199cb0178a2c8c89deae20a1866 (patch) | |
| tree | 6c41489d82c07c9de9ee9e72e8ca7d6bd861d040 /src/mainboard/lenovo/l520 | |
| parent | e583dd3d5170185e7b489c93345539f9f2d70a8e (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>
Diffstat (limited to 'src/mainboard/lenovo/l520')
0 files changed, 0 insertions, 0 deletions