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Fix TCG PPI request EnableActivateClear failure. 

Signed-off-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Ouyang Qian <qian.ouyang@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13421 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
gdong1 2012-06-01 07:58:58 +00:00
parent 16e5944abd
commit 1f728ac751
1 changed files with 10 additions and 3 deletions
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13
SecurityPkg/Library/DxeTcgPhysicalPresenceLib/DxeTcgPhysicalPresenceLib.c
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@ -393,16 +393,23 @@ ExecutePhysicalPresence (
return 0; return 0;
case PHYSICAL_PRESENCE_ENABLE_ACTIVATE_CLEAR: case PHYSICAL_PRESENCE_ENABLE_ACTIVATE_CLEAR:
TpmResponse = ExecutePhysicalPresence (TcgProtocol, PHYSICAL_PRESENCE_ENABLE_ACTIVATE, PpiFlags); //
if (TpmResponse == 0) { // PHYSICAL_PRESENCE_ENABLE_ACTIVATE + PHYSICAL_PRESENCE_CLEAR
// PHYSICAL_PRESENCE_CLEAR will be executed after reboot.
//
if ((*PpiFlags & FLAG_RESET_TRACK) == 0) {
TpmResponse = ExecutePhysicalPresence (TcgProtocol, PHYSICAL_PRESENCE_ENABLE_ACTIVATE, PpiFlags);
*PpiFlags |= FLAG_RESET_TRACK;
} else {
TpmResponse = ExecutePhysicalPresence (TcgProtocol, PHYSICAL_PRESENCE_CLEAR, PpiFlags); TpmResponse = ExecutePhysicalPresence (TcgProtocol, PHYSICAL_PRESENCE_CLEAR, PpiFlags);
*PpiFlags &= ~FLAG_RESET_TRACK;
} }
return TpmResponse; return TpmResponse;
case PHYSICAL_PRESENCE_ENABLE_ACTIVATE_CLEAR_ENABLE_ACTIVATE: case PHYSICAL_PRESENCE_ENABLE_ACTIVATE_CLEAR_ENABLE_ACTIVATE:
// //
// PHYSICAL_PRESENCE_ENABLE_ACTIVATE + PHYSICAL_PRESENCE_CLEAR_ENABLE_ACTIVATE // PHYSICAL_PRESENCE_ENABLE_ACTIVATE + PHYSICAL_PRESENCE_CLEAR_ENABLE_ACTIVATE
// PHYSICAL_PRESENCE_CLEAR_ENABLE_ACTIVATE will be executed atfer reboot. // PHYSICAL_PRESENCE_CLEAR_ENABLE_ACTIVATE will be executed after reboot.
// //
if ((*PpiFlags & FLAG_RESET_TRACK) == 0) { if ((*PpiFlags & FLAG_RESET_TRACK) == 0) {
TpmResponse = ExecutePhysicalPresence (TcgProtocol, PHYSICAL_PRESENCE_ENABLE_ACTIVATE, PpiFlags); TpmResponse = ExecutePhysicalPresence (TcgProtocol, PHYSICAL_PRESENCE_ENABLE_ACTIVATE, PpiFlags);