SecurityPkg: Add a PCD to skip Opal password prompt

https://bugzilla.tianocore.org/show_bug.cgi?id=1484
Add a PCD for skipping password prompt and device unlock flow.
so that other pre-OS applications are able to take over Opal
devices unlock flow.

Cc: Chao Zhang <chao.b.zhang@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Maggie Chu <maggie.chu@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
This commit is contained in:
Chu, Maggie 2019-01-30 14:40:51 +08:00 committed by Eric Dong
parent b566259c8a
commit 8a9301cdd7
3 changed files with 13 additions and 0 deletions

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@ -428,6 +428,12 @@
# @Prompt Possible TPM2 Interrupt Number buffer # @Prompt Possible TPM2 Interrupt Number buffer
gEfiSecurityPkgTokenSpaceGuid.PcdTpm2PossibleIrqNumBuf|{0x00, 0x00, 0x00, 0x00}|VOID*|0x0001001D gEfiSecurityPkgTokenSpaceGuid.PcdTpm2PossibleIrqNumBuf|{0x00, 0x00, 0x00, 0x00}|VOID*|0x0001001D
## Indicates if Opal DXE driver skip unlock device flow.<BR><BR>
# TRUE - Skip unlock device flow.<BR>
# FALSE - Does not skip unlock device flow.<BR>
# @Prompt Skip Opal DXE driver unlock device flow.
gEfiSecurityPkgTokenSpaceGuid.PcdSkipOpalDxeUnlock|FALSE|BOOLEAN|0x00010020
[PcdsDynamic, PcdsDynamicEx] [PcdsDynamic, PcdsDynamicEx]
## This PCD indicates Hash mask for TPM 2.0. Bit definition strictly follows TCG Algorithm Registry.<BR><BR> ## This PCD indicates Hash mask for TPM 2.0. Bit definition strictly follows TCG Algorithm Registry.<BR><BR>

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@ -988,6 +988,10 @@ OpalDriverRequestPassword (
IsLocked = OpalDeviceLocked (&Dev->OpalDisk.SupportedAttributes, &Dev->OpalDisk.LockingFeature); IsLocked = OpalDeviceLocked (&Dev->OpalDisk.SupportedAttributes, &Dev->OpalDisk.LockingFeature);
if (IsLocked && PcdGetBool (PcdSkipOpalDxeUnlock)) {
return;
}
while (Count < MAX_PASSWORD_TRY_COUNT) { while (Count < MAX_PASSWORD_TRY_COUNT) {
Password = OpalDriverPopUpPasswordInput (Dev, PopUpString, NULL, &PressEsc); Password = OpalDriverPopUpPasswordInput (Dev, PopUpString, NULL, &PressEsc);
if (PressEsc) { if (PressEsc) {

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@ -75,5 +75,8 @@
[Guids] [Guids]
gEfiEndOfDxeEventGroupGuid ## CONSUMES ## Event gEfiEndOfDxeEventGroupGuid ## CONSUMES ## Event
[Pcd]
gEfiSecurityPkgTokenSpaceGuid.PcdSkipOpalDxeUnlock ## CONSUMES
[Depex] [Depex]
gEfiHiiStringProtocolGuid AND gEfiHiiDatabaseProtocolGuid gEfiHiiStringProtocolGuid AND gEfiHiiDatabaseProtocolGuid