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| author | Michael Kinney <michael.d.kinney@intel.com> | 2015-12-08 05:23:44 +0000 |
|---|---|---|
| committer | vanjeff <vanjeff@Edk2> | 2015-12-08 05:23:44 +0000 |
| commit | fa25cf38d988778ef3237e17fc93c1fa0c9e9f8a (patch) | |
| tree | fe0e47cd5906369617ad314f37be74d632b4d545 /UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h | |
| parent | d0baed7db51382d17efe92b1fc8fb741052f116a (diff) | |
| download | edk2-platforms-fa25cf38d988778ef3237e17fc93c1fa0c9e9f8a.tar.xz | |
UefiCpuPkg/MtrrLib: Reduce hardware init when program fixed MTRRs
When MtrrSetMemoryAttribute() programs fixed MTRRs, it may disable/enable cache
and disable/enable MTRRs several times. This updating tries to do operation in
local variable and does the hardware initialization one time only.
Cc: Feng Tian <feng.tian@intel.com>
Cc: Michael Kinney <michael.d.kinney@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Michael Kinney <michael.d.kinney@intel.com>
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19157 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h')
0 files changed, 0 insertions, 0 deletions