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Add PI1.2.1 EndOfDxe support.

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Signed-off-by: jiewen.yao@intel.com
Reviewed-by: michael.d.kinney@intel.com

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14009 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jyao1
2012-12-18 05:07:35 +00:00
parent eafd681e28
commit 46ece1ff4f
8 changed files with 121 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
MdeModulePkg/Core/PiSmmCore/PiSmmCore.c
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@@ -78,6 +78,7 @@ SMM_CORE_SMI_HANDLERS mSmmCoreSmiHandlers[] = {
{ SmmDriverDispatchHandler, &gEfiEventDxeDispatchGuid, NULL, TRUE },
{ SmmReadyToLockHandler, &gEfiDxeSmmReadyToLockProtocolGuid, NULL, TRUE },
{ SmmLegacyBootHandler, &gEfiEventLegacyBootGuid, NULL, FALSE },
{ SmmEndOfDxeHandler, &gEfiEndOfDxeEventGroupGuid, NULL, FALSE },
{ NULL, NULL, NULL, FALSE }
};
@@ -228,6 +229,46 @@ SmmReadyToLockHandler (
return Status;
}
/**
Software SMI handler that is called when the EndOfDxe event is signalled.
This function installs the SMM EndOfDxe Protocol so SMM Drivers are informed that
platform code will invoke 3rd part code.
@param DispatchHandle The unique handle assigned to this handler by SmiHandlerRegister().
@param Context Points to an optional handler context which was specified when the handler was registered.
@param CommBuffer A pointer to a collection of data in memory that will
be conveyed from a non-SMM environment into an SMM environment.
@param CommBufferSize The size of the CommBuffer.
@return Status Code
**/
EFI_STATUS
EFIAPI
SmmEndOfDxeHandler (
IN EFI_HANDLE DispatchHandle,
IN CONST VOID *Context, OPTIONAL
IN OUT VOID *CommBuffer, OPTIONAL
IN OUT UINTN *CommBufferSize OPTIONAL
)
{
EFI_STATUS Status;
EFI_HANDLE SmmHandle;
DEBUG ((EFI_D_INFO, "SmmEndOfDxeHandler\n"));
//
// Install SMM EndOfDxe protocol
//
SmmHandle = NULL;
Status = SmmInstallProtocolInterface (
&SmmHandle,
&gEfiSmmEndOfDxeProtocolGuid,
EFI_NATIVE_INTERFACE,
NULL
);
return EFI_SUCCESS;
}
/**
The main entry point to SMM Foundation.

23
MdeModulePkg/Core/PiSmmCore/PiSmmCore.h
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@@ -20,6 +20,7 @@
#include <Protocol/DxeSmmReadyToLock.h>
#include <Protocol/SmmReadyToLock.h>
#include <Protocol/SmmEndOfDxe.h>
#include <Protocol/CpuIo2.h>
#include <Protocol/SmmCommunication.h>
#include <Protocol/SmmAccess2.h>
@@ -586,6 +587,28 @@ SmmReadyToLockHandler (
IN OUT UINTN *CommBufferSize OPTIONAL
);
/**
This function is the main entry point for an SMM handler dispatch
or communicate-based callback.
@param DispatchHandle The unique handle assigned to this handler by SmiHandlerRegister().
@param Context Points to an optional handler context which was specified when the handler was registered.
@param CommBuffer A pointer to a collection of data in memory that will
be conveyed from a non-SMM environment into an SMM environment.
@param CommBufferSize The size of the CommBuffer.
@return Status Code
**/
EFI_STATUS
EFIAPI
SmmEndOfDxeHandler (
IN EFI_HANDLE DispatchHandle,
IN CONST VOID *Context, OPTIONAL
IN OUT VOID *CommBuffer, OPTIONAL
IN OUT UINTN *CommBufferSize OPTIONAL
);
/**
Place holder function until all the SMM System Table Service are available.

2
MdeModulePkg/Core/PiSmmCore/PiSmmCore.inf
View File

@@ -63,6 +63,7 @@
gEfiSmmReadyToLockProtocolGuid # PROTOCOL ALWAYS_PRODUCED
gEfiSmmCpuIo2ProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiFirmwareVolume2ProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiSmmEndOfDxeProtocolGuid # PROTOCOL ALWAYS_PRODUCED
gEfiSecurityArchProtocolGuid # PROTOCOL SOMETIMES_CONSUMED
gEfiSecurity2ArchProtocolGuid # PROTOCOL SOMETIMES_CONSUMED
gEfiLoadedImageProtocolGuid # PROTOCOL SOMETIMES_PRODUCED
@@ -76,3 +77,4 @@
gAprioriGuid # ALWAYS_CONSUMED
gEfiEventDxeDispatchGuid # ALWAYS_CONSUMED
gEfiEventLegacyBootGuid # ALWAYS_CONSUMED
gEfiEndOfDxeEventGroupGuid # ALWAYS_CONSUMED

6
MdeModulePkg/Core/PiSmmCore/PiSmmIpl.c
View File

@@ -263,6 +263,12 @@ SMM_IPL_EVENT_NOTIFICATION mSmmIplEvents[] = {
//
{ TRUE, TRUE, &gEfiDxeSmmReadyToLockProtocolGuid, SmmIplReadyToLockEventNotify, &gEfiDxeSmmReadyToLockProtocolGuid, TPL_CALLBACK, NULL },
//
// Declare event notification on EndOfDxe event. When this notification is etablished,
// the associated event is immediately signalled, so the notification function will be executed and the
// SMM End Of Dxe Protocol will be found if it is already in the handle database.
//
{ FALSE, TRUE, &gEfiEndOfDxeEventGroupGuid, SmmIplGuidedEventNotify, &gEfiEndOfDxeEventGroupGuid, TPL_CALLBACK, NULL },
//
// Declare event notification on the DXE Dispatch Event Group. This event is signaled by the DXE Core
// each time the DXE Core dispatcher has completed its work. When this event is signalled, the SMM Core
// if notified, so the SMM Core can dispatch SMM drivers.

1
MdeModulePkg/Core/PiSmmCore/PiSmmIpl.inf
View File

@@ -64,6 +64,7 @@
gEfiEventReadyToBootGuid # ALWAYS_CONSUMED
gEfiEventLegacyBootGuid # ALWAYS_CONSUMED
gEfiEventVirtualAddressChangeGuid # ALWAYS_CONSUMED
gEfiEndOfDxeEventGroupGuid # ALWAYS_CONSUMED
gLoadFixedAddressConfigurationTableGuid # SIMETIMES_CONSUMED
[Pcd]