On Thu, Jun 01, 2023 at 06:56:05PM +0800, Yong Li wrote: > Implement the SpeculationBarrier with implementations consisting of > fence instruction which provides finer-grain memory orderings. > Perform Data Barrier in RiscV: fence rw,rw > Perform Instruction Barrier in RiscV: fence.i; fence r,r > More detail is in Appendix A: RVWMO Explanatory Material in > https://github.com/riscv/riscv-isa-manual > > This API is first introduced in the below commits for IA32 and x64 > https://github.com/tianocore/edk2/commit/d9f1cac51bd354507e880e614d11a1dc160d38a3 > https://github.com/tianocore/edk2/commit/e83d841fdc2878959185c4c6cc38a7a1e88377a4 > and below the commit for ARM and AArch64 implementation > https://github.com/tianocore/edk2/commit/c0959b4426b2da45cdb8146a5116bb4fd9b86534 > > This commit is to add the RiscV64 implementation which will be used by > variable service under Variable/RuntimeDxe > > Cc: Andrei Warkentin <andrei.warken...@intel.com> > Cc: Evan Chai <evan.c...@intel.com> > Cc: Sunil V L <suni...@ventanamicro.com> > Cc: Tuan Phan <tp...@ventanamicro.com> > Signed-off-by: Yong Li <yong...@intel.com> > ---
Reviewed-by: Sunil V L <suni...@ventanamicro.com> Thanks, Sunil -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#105667): https://edk2.groups.io/g/devel/message/105667 Mute This Topic: https://groups.io/mt/99261079/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
