diff options
| author | Laszlo Ersek <lersek@redhat.com> | 2014-03-04 08:02:45 +0000 |
|---|---|---|
| committer | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2014-03-04 08:02:45 +0000 |
| commit | e249f906f10f527ba273542a49b64778fd6b4fa2 (patch) | |
| tree | c661c3661c2cbab090b66d39b63ec44bed403112 /OvmfPkg | |
| parent | a781f7099bc2584fd065f1947bedd49adfea0fa5 (diff) | |
| download | edk2-platforms-e249f906f10f527ba273542a49b64778fd6b4fa2.tar.xz | |
OvmfPkg: PlatformPei: reserve SEC/PEI temp RAM for S3 resume
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
[jordan.l.justen@intel.com: move to MemDetect.c; use PCDs]
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15297 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'OvmfPkg')
| -rw-r--r-- | OvmfPkg/PlatformPei/MemDetect.c | 11 | ||||
| -rw-r--r-- | OvmfPkg/PlatformPei/PlatformPei.inf | 2 |
2 files changed, 13 insertions, 0 deletions
diff --git a/OvmfPkg/PlatformPei/MemDetect.c b/OvmfPkg/PlatformPei/MemDetect.c index c198c3846f..d35ee53c77 100644 --- a/OvmfPkg/PlatformPei/MemDetect.c +++ b/OvmfPkg/PlatformPei/MemDetect.c @@ -192,5 +192,16 @@ InitializeRamRegions ( (UINT64)(UINTN) PcdGet32 (PcdS3AcpiReservedMemorySize),
EfiACPIMemoryNVS
);
+
+ //
+ // Cover the initial RAM area used as stack and temporary PEI heap.
+ //
+ // This is reserved as ACPI NVS so it can be used on S3 resume.
+ //
+ BuildMemoryAllocationHob (
+ PcdGet32 (PcdOvmfSecPeiTempRamBase),
+ PcdGet32 (PcdOvmfSecPeiTempRamSize),
+ EfiACPIMemoryNVS
+ );
}
}
diff --git a/OvmfPkg/PlatformPei/PlatformPei.inf b/OvmfPkg/PlatformPei/PlatformPei.inf index abd05676d6..b8b140b8c7 100644 --- a/OvmfPkg/PlatformPei/PlatformPei.inf +++ b/OvmfPkg/PlatformPei/PlatformPei.inf @@ -66,6 +66,8 @@ gUefiOvmfPkgTokenSpaceGuid.PcdOvmfDxeMemFvSize
gUefiOvmfPkgTokenSpaceGuid.PcdAcpiPmBaseAddress
gUefiOvmfPkgTokenSpaceGuid.PcdS3AcpiReservedMemoryBase
+ gUefiOvmfPkgTokenSpaceGuid.PcdOvmfSecPeiTempRamBase
+ gUefiOvmfPkgTokenSpaceGuid.PcdOvmfSecPeiTempRamSize
gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdS3AcpiReservedMemorySize
gEfiMdeModulePkgTokenSpaceGuid.PcdVariableStoreSize
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareSize
|