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1. Add "CAPSULE_FLAGS_INITIATE_RESET" flag support. 

2. Minor update CapuseUpdate() implementation to align with recent UEFI spec update.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9265 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qhuang8 2009-09-16 01:29:14 +00:00
parent 6fe852082f
commit 3f42faa73d
1 changed files with 43 additions and 12 deletions
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55
MdeModulePkg/Universal/CapsuleRuntimeDxe/CapsuleService.c
View File

@ -4,7 +4,7 @@
It installs the Capsule Architectural Protocol defined in PI1.0a to signify
the capsule runtime services are ready.
Copyright (c) 2006 - 2008, Intel Corporation. <BR>
Copyright (c) 2006 - 2009, Intel Corporation. <BR>
All rights reserved. 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
@ -28,6 +28,11 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Library/UefiRuntimeServicesTableLib.h>
#include <Library/UefiRuntimeLib.h>
//
// Handle for the installation of Capsule Architecture Protocol.
//
EFI_HANDLE mNewHandle = NULL;
/**
Passes capsules to the firmware with both virtual and physical mapping. Depending on the intended
consumption, the firmware may process the capsule immediately. If the payload should persist
@ -47,8 +52,10 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
CAPSULE_FLAGS_PERSIT_ACROSS_RESET is not set, the
capsule has been successfully processed by the firmware.
@retval EFI_DEVICE_ERROR The capsule update was started, but failed due to a device error.
@retval EFI_INVALID_PARAMETER CapsuleCount is Zero, or CapsuleImage is not valid.
For across reset capsule image, ScatterGatherList is NULL.
@retval EFI_INVALID_PARAMETER CapsuleSize is NULL, or an incompatible set of flags were
set in the capsule header.
@retval EFI_INVALID_PARAMETER CapsuleCount is Zero.
@retval EFI_INVALID_PARAMETER For across reset capsule image, ScatterGatherList is NULL.
@retval EFI_UNSUPPORTED CapsuleImage is not recognized by the firmware.
**/
@ -64,6 +71,7 @@ UpdateCapsule (
EFI_STATUS Status;
EFI_CAPSULE_HEADER *CapsuleHeader;
BOOLEAN NeedReset;
BOOLEAN InitiateReset;
//
// Capsule Count can't be less than one.
@ -71,7 +79,9 @@ UpdateCapsule (
if (CapsuleCount < 1) {
return EFI_INVALID_PARAMETER;
}
NeedReset = FALSE;
InitiateReset = FALSE;
CapsuleHeader = NULL;
for (ArrayNumber = 0; ArrayNumber < CapsuleCount; ArrayNumber++) {
@ -84,6 +94,13 @@ UpdateCapsule (
return EFI_INVALID_PARAMETER;
}
//
// A capsule which has the CAPSULE_FLAGS_INITIATE_RESET flag must have
// CAPSULE_FLAGS_PERSIST_ACROSS_RESET set in its header as well.
//
if ((CapsuleHeader->Flags & (CAPSULE_FLAGS_PERSIST_ACROSS_RESET | CAPSULE_FLAGS_INITIATE_RESET)) == CAPSULE_FLAGS_INITIATE_RESET) {
return EFI_INVALID_PARAMETER;
}
//
// Check Capsule image without populate flag by firmware support capsule function
//
if (((CapsuleHeader->Flags & CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE) == 0) &&
@ -93,8 +110,8 @@ UpdateCapsule (
}
//
// Walk through all capsules, record whether there is a capsule
// needs reset. And then process capsules which has no reset flag directly.
// Walk through all capsules, record whether there is a capsule needs reset
// or initiate reset. And then process capsules which has no reset flag directly.
//
for (ArrayNumber = 0; ArrayNumber < CapsuleCount ; ArrayNumber++) {
CapsuleHeader = CapsuleHeaderArray[ArrayNumber];
@ -113,6 +130,9 @@ UpdateCapsule (
}
} else {
NeedReset = TRUE;
if ((CapsuleHeader->Flags & CAPSULE_FLAGS_INITIATE_RESET) != 0) {
InitiateReset = TRUE;
}
}
}
@ -151,7 +171,14 @@ UpdateCapsule (
sizeof (UINTN),
(VOID *) &ScatterGatherList
);
if (!EFI_ERROR (Status) && InitiateReset) {
//
// Firmware that encounters a capsule which has the CAPSULE_FLAGS_INITIATE_RESET Flag set in its header
// will initiate a reset of the platform which is compatible with the passed-in capsule request and will
// not return back to the caller.
//
gRT->ResetSystem (EfiResetWarm, EFI_SUCCESS, 0, NULL);
}
return Status;
}
@ -194,7 +221,7 @@ QueryCapsuleCapabilities (
}
//
// Check whether input paramter is valid
// Check whether input parameter is valid
//
if ((MaxiumCapsuleSize == NULL) ||(ResetType == NULL)) {
return EFI_INVALID_PARAMETER;
@ -212,6 +239,13 @@ QueryCapsuleCapabilities (
return EFI_INVALID_PARAMETER;
}
//
// A capsule which has the CAPSULE_FLAGS_INITIATE_RESET flag must have
// CAPSULE_FLAGS_PERSIST_ACROSS_RESET set in its header as well.
//
if ((CapsuleHeader->Flags & (CAPSULE_FLAGS_PERSIST_ACROSS_RESET | CAPSULE_FLAGS_INITIATE_RESET)) == CAPSULE_FLAGS_INITIATE_RESET) {
return EFI_INVALID_PARAMETER;
}
//
// Check Capsule image without populate flag is supported by firmware
//
if (((CapsuleHeader->Flags & CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE) == 0) &&
@ -270,7 +304,6 @@ CapsuleServiceInitialize (
)
{
EFI_STATUS Status;
EFI_HANDLE NewHandle;
//
// Install capsule runtime services into UEFI runtime service tables.
@ -282,15 +315,13 @@ CapsuleServiceInitialize (
// Install the Capsule Architectural Protocol on a new handle
// to signify the capsule runtime services are ready.
//
NewHandle = NULL;
Status = gBS->InstallMultipleProtocolInterfaces (
&NewHandle,
&mNewHandle,
&gEfiCapsuleArchProtocolGuid,
NULL,
NULL
);
ASSERT_EFI_ERROR (Status);
return EFI_SUCCESS;
return Status;
}