On Mon, May 11, 2020 at 19:20:13 +0200, Daniel Schaefer wrote:
> We have moved most of our RISC-V implementation to edk2-platforms now, only
> the
> absolute minimum is in edk2, already merged.
> All other patches going into edk2-platforms have already been merged, these
> are new.
Please be explicit on what has been merged to edk2/edk2-platforms and
what has been merged to edk2-staging/edk2-platforms-devel.
> The first adds opensbi as a submodule. We wanted to have it reviewed because
> it
> would be the first submodule in the edk2-platforms repository. Is that okay?
I have no objection to submodules in edk2-platforms, although this will
be the first one. Just remember to call this out explicitly in any
instructions.
/
Leif
> Since we are now running PEI in addition to DXE in S-Mode (like Ring 3 in
> x86),
> we need to call into the SBI interface. The new library provides an interface
> for EDK2 code to do that. It just wraps the ecall assembly instruction as a C
> interface with EDK2-style return codes.
>
> Cc: Gilbert Chen <gilbert.c...@hpe.com>
> Cc: Abner Chang <abner.ch...@hpe.com>
> Cc: Leif Lindholm <l...@nuviainc.com>
> Cc: Michael D Kinney <michael.d.kin...@intel.com>
>
> Daniel Schaefer (2):
> ProcessorPkg/RiscVOpensbLlib: Add submodule opensbi
> ProcessorPkg/Library: Add EDK2 RISC-V OpenSBI library.
>
> Silicon/RISC-V/ProcessorPkg/Library/RiscVOpensbiLib/RiscVOpensbiLib.inf | 60
> +++++++++++++++
> Silicon/RISC-V/ProcessorPkg/Include/IndustryStandard/RiscVOpensbi.h | 79
> ++++++++++++++++++++
> Silicon/RISC-V/ProcessorPkg/Include/OpensbiTypes.h | 66
> ++++++++++++++++
> .gitmodules | 3
> +
> Silicon/RISC-V/ProcessorPkg/Library/RiscVOpensbiLib/opensbi | 1
> +
> 5 files changed, 209 insertions(+)
> create mode 100644
> Silicon/RISC-V/ProcessorPkg/Library/RiscVOpensbiLib/RiscVOpensbiLib.inf
> create mode 100644
> Silicon/RISC-V/ProcessorPkg/Include/IndustryStandard/RiscVOpensbi.h
> create mode 100644 Silicon/RISC-V/ProcessorPkg/Include/OpensbiTypes.h
> create mode 100644 .gitmodules
> create mode 160000
> Silicon/RISC-V/ProcessorPkg/Library/RiscVOpensbiLib/opensbi
>
> --
> 2.26.1
>
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