On 05/07/21 22:38, Brijesh Singh wrote: > BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3275 > > Use the MemEncryptSevClearMmioPageEncMask() to clear memory encryption mask > for the Mmio address range. > > Cc: James Bottomley <j...@linux.ibm.com> > Cc: Min Xu <min.m...@intel.com> > Cc: Jiewen Yao <jiewen....@intel.com> > Cc: Tom Lendacky <thomas.lenda...@amd.com> > Cc: Jordan Justen <jordan.l.jus...@intel.com> > Cc: Ard Biesheuvel <ardb+tianoc...@kernel.org> > Cc: Laszlo Ersek <ler...@redhat.com> > Cc: Erdem Aktas <erdemak...@google.com> > Signed-off-by: Brijesh Singh <brijesh.si...@amd.com> > --- > OvmfPkg/Tcg/TpmMmioSevDecryptPei/TpmMmioSevDecryptPeim.c | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) > > diff --git a/OvmfPkg/Tcg/TpmMmioSevDecryptPei/TpmMmioSevDecryptPeim.c > b/OvmfPkg/Tcg/TpmMmioSevDecryptPei/TpmMmioSevDecryptPeim.c > index df2ad623308d..570c8467a673 100644 > --- a/OvmfPkg/Tcg/TpmMmioSevDecryptPei/TpmMmioSevDecryptPeim.c > +++ b/OvmfPkg/Tcg/TpmMmioSevDecryptPei/TpmMmioSevDecryptPeim.c > @@ -62,11 +62,10 @@ TpmMmioSevDecryptPeimEntryPoint ( > "%a: mapping TPM MMIO address range unencrypted\n", > __FUNCTION__)); > > - DecryptStatus = MemEncryptSevClearPageEncMask ( > + DecryptStatus = MemEncryptSevClearMmioPageEncMask ( > 0, > FixedPcdGet64 (PcdTpmBaseAddress), > - EFI_SIZE_TO_PAGES ((UINTN) 0x5000), > - FALSE > + EFI_SIZE_TO_PAGES ((UINTN) 0x5000) > ); > > if (RETURN_ERROR (DecryptStatus)) { >
Reviewed-by: Laszlo Ersek <ler...@redhat.com> -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#75007): https://edk2.groups.io/g/devel/message/75007 Mute This Topic: https://groups.io/mt/82665195/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
