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(parent: 14aca92) | patch
x86: fsp: Set up an MTRR for the graphics frame buffer
authorSimon Glass <sjg@chromium.org>
Sat, 7 Dec 2019 04:42:19 +0000 (21:42 -0700)
committerBin Meng <bmeng.cn@gmail.com>
Sun, 15 Dec 2019 03:44:17 +0000 (11:44 +0800)
commit21d6510dc3b6b2a0f05fee80891dc7f56ef9ac0a
treeaec793f0d75da9018b3195a9caa9ea43a33ef784tree | snapshot
parent14aca92a58e88ac9618211d4ceff4095efaf2a1ecommit | diff
x86: fsp: Set up an MTRR for the graphics frame buffer

The FSP-S may do this but at least for coral it does not. Set this up so
that graphics is not deathly slow.

It isn't clear whether the FSP is expected to set up MTRR. It is not
mentioned in the APL FSP document.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
arch/x86/lib/fsp/fsp_graphics.c diff | blob | history
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