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author | Aaron Durbin <adurbin@chromium.org> | 2016-11-10 20:04:19 -0600 |
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committer | Aaron Durbin <adurbin@chromium.org> | 2016-11-12 04:06:47 +0100 |
commit | bf696f56021b26596121b060df6bb2f4172231eb (patch) | |
tree | 700d5ded2242c3e1e47c37e3fe73137de48cd295 /src/include | |
parent | 2bebd7bc93e248f5bdf5677d07802eb9e14528b0 (diff) |
soc/intel/apollolake: cache the MMIO BIOS region
If the boot media is memory mapped temporarily mark it as write
protect MTRR type so that memory-mapped accesses are faster.
Depthcharge payload loading was sped up by 75ms using this.
BUG=chrome-os-partner:56656,chrome-os-partner:59682
Change-Id: Iba87a51a05559d81b8e00fa4f6824dacf7a661f5
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/17372
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Andrey Petrov <andrey.petrov@intel.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Diffstat (limited to 'src/include')
0 files changed, 0 insertions, 0 deletions