Jian J Wang 0a0d5296e4 UefiCpuPkg/CpuMpPei: support stack guard feature
This feature is the same as Stack Guard enabled in driver CpuDxe but
applies to PEI phase. Due to the specialty in PEI module dispatching,
this driver is changed to do the actual initialization in notify
callback of event gEfiPeiMemoryDiscoveredPpiGuid. This can let the
stack guard apply to as most PEI drivers as possible.

To let Stack Guard work, some simple page table management code are
introduced to setup Guard page at base of stack for each processor.

Cc: Eric Dong <eric.dong@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Cc: "Ware, Ryan R" <ryan.r.ware@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jian J Wang <jian.j.wang@intel.com>
Regression-tested-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
2018-09-10 09:28:28 +08:00

EDK II Project

A modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications from www.uefi.org.

Contributions to the EDK II open source project are covered by the TianoCore Contribution Agreement 1.1

The majority of the content in the EDK II open source project uses a BSD 2-Clause License. The EDK II open source project contains the following components that are covered by additional licenses:

The EDK II Project is composed of packages. The maintainers for each package are listed in Maintainers.txt.

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Acidanthera UEFI Development Kit based on EDK II edk2-stable202405
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