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| author | jyao1 <jyao1> | 2014-07-24 06:52:43 +0000 |
|---|---|---|
| committer | jyao1 <jyao1@6f19259b-4bc3-4df7-8a09-765794883524> | 2014-07-24 06:52:43 +0000 |
| commit | a33a2f62218e6e49a25d63474b7fe423d8ee4b71 (patch) | |
| tree | ca8e4dd491a71f4a7e36fbc17c5e95276d555b43 /IntelFspWrapperPkg/Library/BaseFspPlatformInfoLibSample/FspPlatformInfoLibSample.c | |
| parent | 34717ef034ed275a15683dafd29cb518af50fff0 (diff) | |
| download | edk2-a33a2f62218e6e49a25d63474b7fe423d8ee4b71.tar.gz edk2-a33a2f62218e6e49a25d63474b7fe423d8ee4b71.tar.bz2 edk2-a33a2f62218e6e49a25d63474b7fe423d8ee4b71.zip | |
Add IntelFspWrapper to support boot EDKII on FSP bin.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed off by: Jiewen Yao <jiewen.yao@intel.com>
Reviewed by: Ravi Rangarajan <ravi.p.rangarajan@intel.com>
Reviewed by: Maurice Ma <maurice.ma@intel.com>
Reviewed by: Giri Mudusuru <giri.p.mudusuru@intel.com>
Reviewed by: Liming Gao <liming.gao@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15676 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'IntelFspWrapperPkg/Library/BaseFspPlatformInfoLibSample/FspPlatformInfoLibSample.c')
| -rw-r--r-- | IntelFspWrapperPkg/Library/BaseFspPlatformInfoLibSample/FspPlatformInfoLibSample.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/IntelFspWrapperPkg/Library/BaseFspPlatformInfoLibSample/FspPlatformInfoLibSample.c b/IntelFspWrapperPkg/Library/BaseFspPlatformInfoLibSample/FspPlatformInfoLibSample.c new file mode 100644 index 0000000000..7c57e7bb46 --- /dev/null +++ b/IntelFspWrapperPkg/Library/BaseFspPlatformInfoLibSample/FspPlatformInfoLibSample.c @@ -0,0 +1,147 @@ +/** @file
+ Sample to provide FSP platform information related function.
+
+ Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <PiPei.h>
+#include <Library/PcdLib.h>
+
+/**
+ Get current boot mode.
+
+ @note At this point, memory is ready, PeiServices are NOT available to use.
+ Platform can get some data from chipset register.
+
+ @return BootMode current boot mode.
+**/
+UINT32
+EFIAPI
+GetBootMode (
+ VOID
+ )
+{
+ return BOOT_WITH_FULL_CONFIGURATION;
+}
+
+/**
+ Get NVS buffer parameter.
+
+ @note At this point, memory is NOT ready, PeiServices are available to use.
+
+ @return NvsBuffer NVS buffer parameter.
+**/
+VOID *
+EFIAPI
+GetNvsBuffer (
+ VOID
+ )
+{
+ return NULL;
+}
+
+/**
+ Get UPD region size.
+
+ @note At this point, memory is NOT ready, PeiServices are available to use.
+
+ @return UPD region size.
+**/
+UINT32
+EFIAPI
+GetUpdRegionSize (
+ VOID
+ )
+{
+ return 0;
+}
+
+/**
+ This function overrides the default configurations in the UPD data region.
+
+ @note At this point, memory is NOT ready, PeiServices are available to use.
+
+ @param[in,out] FspUpdRgnPtr A pointer to the UPD data region data strcture.
+
+ @return FspUpdRgnPtr A pointer to the UPD data region data strcture.
+**/
+VOID *
+EFIAPI
+UpdateFspUpdConfigs (
+ IN OUT VOID *FspUpdRgnPtr
+ )
+{
+ return NULL;
+}
+
+/**
+ Get S3 PEI memory information.
+
+ @note At this point, memory is ready, and PeiServices are available to use.
+ Platform can get some data from SMRAM directly.
+
+ @param[out] S3PeiMemSize PEI memory size to be installed in S3 phase.
+ @param[out] S3PeiMemBase PEI memory base to be installed in S3 phase.
+
+ @return If S3 PEI memory information is got successfully.
+**/
+EFI_STATUS
+EFIAPI
+GetS3MemoryInfo (
+ OUT UINT64 *S3PeiMemSize,
+ OUT EFI_PHYSICAL_ADDRESS *S3PeiMemBase
+ )
+{
+ return EFI_UNSUPPORTED;
+}
+
+/**
+ Get stack information according to boot mode.
+
+ @note If BootMode is BOOT_ON_S3_RESUME or BOOT_ON_FLASH_UPDATE,
+ this stack should be in some reserved memory space.
+
+ @note If FspInitDone is TRUE, memory is ready, but no PeiServices there.
+ Platform can get some data from SMRAM directly.
+ @note If FspInitDone is FALSE, memory is NOT ready, but PeiServices are available to use.
+ Platform can get some data from variable via VariablePpi.
+
+ @param[in] BootMode Current boot mode.
+ @param[in] FspInitDone If FspInit is called.
+ @param[out] StackSize Stack size to be used in PEI phase.
+ @param[out] StackBase Stack base to be used in PEI phase.
+
+ @return If Stack information is got successfully.
+**/
+EFI_STATUS
+EFIAPI
+GetStackInfo (
+ IN UINT32 BootMode,
+ IN BOOLEAN FspInitDone,
+ OUT UINT64 *StackSize,
+ OUT EFI_PHYSICAL_ADDRESS *StackBase
+ )
+{
+ *StackBase = PcdGet32 (PcdTemporaryRamBase);
+ *StackSize = PcdGet32 (PcdTemporaryRamSize);
+
+ if (BootMode == BOOT_ON_S3_RESUME) {
+ if (!FspInitDone) {
+ } else {
+ }
+ } else if (BootMode == BOOT_ON_FLASH_UPDATE) {
+ if (!FspInitDone) {
+ } else {
+ }
+ }
+
+ return EFI_SUCCESS;
+}
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