MdeModulePkg: Introduce new PCD PcdAcpiS3Enable

Platform can configure the PCD statically or dynamically
to control if ACPI S3 will be enabled.
S3 related modules can consume the PCD to control the code.

Cc: Feng Tian <feng.tian@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
Tested-by: Laszlo Ersek <lersek@redhat.com>

diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec
index aa9e8066d8a6b90be2c4b8d9d48515e60dbcd79e..f57e5c5917228ca92f28531d8856e62cc205f654 100644 (file)
--- a/MdeModulePkg/MdeModulePkg.dec
+++ b/MdeModulePkg/MdeModulePkg.dec
@@ -1504,6 +1504,12 @@
   # @Prompt Mmio base address of pci-based SD/MMC host controller.\r
   gEfiMdeModulePkgTokenSpaceGuid.PcdSdMmcPciHostControllerMmioBase|0xd0000000|UINT32|0x30001043\r
 \r
+  ## Indicates if ACPI S3 will be enabled.<BR><BR>\r
+  #   TRUE  - ACPI S3 will be enabled.<BR>\r
+  #   FALSE - ACPI S3 will be disabled.<BR>\r
+  # @Prompt ACPI S3 Enable.\r
+  gEfiMdeModulePkgTokenSpaceGuid.PcdAcpiS3Enable|TRUE|BOOLEAN|0x01100000\r
+\r
 [PcdsPatchableInModule]\r
   ## Specify memory size with page number for PEI code when\r
   #  Loading Module at Fixed Address feature is enabled.\r

diff --git a/MdeModulePkg/MdeModulePkg.uni b/MdeModulePkg/MdeModulePkg.uni
index 75659c115f1ff8857530b05c73db94aabbfbba10..cbd4ad31b2b448ae2aa1c3366bde957ffde0cc10 100644 (file)
--- a/MdeModulePkg/MdeModulePkg.uni
+++ b/MdeModulePkg/MdeModulePkg.uni
@@ -325,6 +325,12 @@
                                                                                   "TRUE  - to set NX for stack.<BR>"\r
                                                                                   "FALSE - Not to set NX for stack.<BR>"\r
 \r
+#string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdAcpiS3Enable_PROMPT  #language en-US "ACPI S3 Enable"\r
+\r
+#string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdAcpiS3Enable_HELP  #language en-US "Indicates if ACPI S3 will be enabled.<BR><BR>"\r
+                                                                                  "TRUE  - ACPI S3 will be enabled.<BR>"\r
+                                                                                  "FALSE - ACPI S3 will be disabled.<BR>"\r
+\r
 #string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdVarCheckVfrDriverGuidArray_PROMPT  #language en-US "Driver guid array of VFR drivers for VarCheckHiiBin generation"\r
 \r
 #string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdVarCheckVfrDriverGuidArray_HELP  #language en-US "This PCD to include the driver guid of VFR drivers for VarCheckHiiBin generation.<BR><BR>"\r