> -----Original Message----- > From: Daniel Kiper <dki...@net-space.pl> > Sent: Tuesday, July 19, 2022 9:52 PM > To: Lu, Ken <ken...@intel.com> > Cc: grub-devel@gnu.org; Xu, Min M <min.m...@intel.com> > Subject: Re: [PATCH V4 0/3] Enable TDX measurement to RTMR register > > On Wed, Jul 13, 2022 at 10:06:09AM +0800, Lu Ken wrote: > > Intel Trust Domain Extensions(Intel TDX) refers to an Intel technology > > that extends Virtual Machine Extensions(VMX) and Multi-Key Total > > Memory > > Encryption(MK-TME) with a new kind of virtual machine guest called a > > Trust Domain(TD)[1]. A TD runs in a CPU mode that protects the > > confidentiality of its memory contents and its CPU state from any > > other software, including the hosting Virtual Machine Monitor (VMM). > > > > Trust Domain Virtual Firmware (TDVF) is required to provide TD > > services to the TD guest OS.[2] Its reference code is available at > https://github.com/tianocore/edk2-staging/tree/TDVF. > > > > To support TD measurement/attestation, TDs provide 4 RTMR registers > > like > > TPM/TPM2 PCR as below: > > - RTMR[0] is for TDVF configuration > > - RTMR[1] is for the TD OS loader and kernel > > - RTMR[2] is for the OS application > > - RTMR[3] is reserved for special usage only > > > > This patch adds TD Measurement protocol support along with TPM/TPM2 > protocol. > > > > References: > > [1] > > https://software.intel.com/content/dam/develop/external/us/en/document > > s/tdx-whitepaper-v4.pdf [2] > > https://software.intel.com/content/dam/develop/external/us/en/document > > s/tdx-virtual-firmware-design-guide-rev-1.pdf > > > > Lu Ken (3): > > efi/tpm.c: Refine the status of log event > > efi/tpm.c: Uses grub_strcpy() to replace grub_memcpy() > > efi/tpm.c: Enable EFI_CC_MEASUREMENT_PROTOCOL > > There are still some nits but I will fix them for you. > > Anyway, for all patches Reviewed-by: Daniel Kiper <daniel.ki...@oracle.com>... [Lu, Ken] Thanks Daniel! > > Daniel
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