[edk2-devel] [edk2-platforms][PATCH 00/30] EDK2 RISC-V port with opensbi v0.9

Sunil V L sunilvl at ventanamicro.com
Tue Nov 9 10:06:31 UTC 2021


The patch set looks good to me.

Reviewed-by: Sunil V L <sunilvl at ventanamicro.com>

On Tue, Oct 19, 2021 at 04:09:37PM +0800, Abner Chang wrote:
> This is the patch set to incorporate opensbi v0.9 with edk2
> RISC-V port. There are many architecture changes to compliant
> with the RISC-V SBI implementation (opensbi) and also provide the
> flexibility to OEM platform.
> 
> Below is the summary of major changes. You can also refer to patch (1/31)
> to understand the architecture design.
> 
> - Flexibly support privilege modes for edk2 execution phases using PCD.
>   - M-mode SEC then S-mode all the way to boot OS.
>   - M-mode SEC and PEI, then S-mode for DXE to boot OS.
>   - M-mode firmware all the way to S-mode OS.
>   Default is M-mode SEC then S-mode all the way to boot OS.
>   Still have to implemente priviledge mode switching for PEI to DXE and
>   BDSto Boot OS.
> 
> - Apply opensbi firmware domain solution to protect firmware regions using
>   FDF/PCD.
> 
> - Provide Platform SEC PPI library that can be executed in either M-mode or
>   S-mode PEI phases according to OEM platform definition.
> 
> - Determine boot hart using Device Tree or PCD. This allows OEM to
>   flexibly select the desired HARTs for booting system. Non-boot HARTs
>   can be used for other applications/purposes.
> 
> - Provide an edk2 library wrapper of opensbi platform functions. This
>   allows OEM to have procedures that hooks before or after the certain
>   opensbi platform functions.
> 
> - Other patches to adopt opensbi v0.9.
> 
> Cc: Sunil V L <sunilvl at ventanamicro.com>
> Cc: Daniel Schaefer <daniel.schaefer at hpe.com>
> Signed-off-by: Abner Chang <abner.chang at hpe.com>
> 
> Abner Chang (30):
>   RISC-V/PlatformPkg: Update document
>   RISC-V: Add RISC-V PeiCoreEntryPoint library
>   RISC-V: Create opensbi firmware domains
>   RISC-V: Use RISC-V PeiCoreEntryPoint library
>   Platform/RISC-V: Add library to get PPI descriptor
>   Platform/U540: Provide PlatormSecPpiLib
>   Platform/RISC-V: Use PlatformSecPpiLib
>   Platform/SiFive: CoreInfoHob uses RiscVFirmwareContextLib
>   SiFive/U5SeriesPkg: Add CLINT to Device Tree
>   Platform/RISC-V: Add NULL library instance of RiscVSpecialPlatformLib
>   SiFive/U540: RiscVSpecialPlatformLib instance of U540
>   Platform/RISC-V: Remove platform dependency from this library
>   Platform/RISC-V: Remove Null instance of OpensbilatformLibNull
>   RiscVPlatformPkg/Sec: Initial hart_index2Id array
>   RiscVPlatformPkg/OpensbiPlatformLib: Remove platform code
>   RiscVPlatformPkg/U540: Only use four harts on U540
>   U5SeriesPkg/PeiCoreInfoHob: Remove hart count check
>   RiscVPlatformPkg/RiscVSpecialPlatformLib: Rename module name
>   RiscVPlatformPkg/U540: Add SortLib
>   ProcessorPkg/opensbi: Update opensbi library
>   RiscVPlatformPkg/Sec: Check Cold/Warm hart
>   RiscVPlatformPkg/Sec: Add more comments to Secmain.c
>   RiscV/ProcessorPkg: Create read mtime CSR library instances
>   RiscV/ProcessorPkg: Use mtime CSR library
>   Silicon/SiFive: Use mtime CSR library
>   SiFive/SerialPortLib: Remove global variable
>   RISC-V/PlatformPkg: Updates for the latest OpenSBI
>   RiscVPlatformPkg/Sec: Separate EDK2 Opensbi platform hook.
>   RISC-V/PlatformPkg: Determine hart number from DTB
>   Silicon/RISC-V: Add PciCpuIoDxe driver
> 
>  .../RISC-V/PlatformPkg/RiscVPlatformPkg.dec   |   52 +-
>  .../RISC-V/ProcessorPkg/RiscVProcessorPkg.dec |    1 +
>  .../RISC-V/PlatformPkg/RiscVPlatformPkg.dsc   |   20 +-
>  .../FreedomU500VC707Board/U500.dsc            |    1 +
>  .../FreedomU540HiFiveUnleashedBoard/U540.dsc  |   11 +-
>  .../RISC-V/ProcessorPkg/RiscVProcessorPkg.dsc |    3 +
>  .../U540.fdf.inc                              |   94 +-
>  .../VarStore.fdf.inc                          |    8 +-
>  .../Edk2OpensbiPlatformWrapperLib.inf         |   44 +
>  .../OpensbiPlatformLib/OpensbiPlatformLib.inf |   11 +-
>  .../OpensbiPlatformLibNull.inf                |   38 -
>  .../PeiCoreEntryPoint/PeiCoreEntryPoint.inf   |   37 +
>  .../PlatformSecPpiLibNull.inf                 |   36 +
>  .../RiscVSpecialPlatformLibNull.inf           |   36 +
>  .../PlatformPkg/Universal/Sec/SecMain.inf     |   15 +-
>  .../RiscVSpecialPlatformLib.inf               |   36 +
>  .../PeiCoreInfoHobLib/PeiCoreInfoHobLib.inf   |    3 +-
>  .../PlatformSecPpiLib/PlatformSecPpiLib.inf   |   43 +
>  .../Universal/Dxe/TimerDxe/TimerDxe.inf       |    1 +
>  .../EmulatedMachineModeTimerLib.inf           |   34 +
>  .../MachineModeTimerLib.inf                   |   38 +
>  .../RiscVTimerLib/BaseRiscVTimerLib.inf       |    3 +-
>  .../ProcessorPkg/Universal/CpuDxe/CpuDxe.inf  |    1 +
>  .../Universal/PciCpuIo2Dxe/PciCpuIo2Dxe.inf   |   47 +
>  .../Library/Edk2OpensbiPlatformWrapperLib.h   |   16 +
>  .../Include/Library/PlatformSecPpiLib.h       |   24 +
>  .../Include/Library/RiscVSpecialPlatformLib.h |   20 +
>  .../OpensbiPlatformLib/PlatformOverride.h     |   30 -
>  .../PlatformPkg/Universal/Sec/SecMain.h       |   28 +-
>  .../SiFive/U5SeriesPkg/Include/SifiveU5Uart.h |    1 +
>  .../Include/IndustryStandard/RiscV.h          |    5 +
>  .../Include/IndustryStandard/RiscVOpensbi.h   |    8 +-
>  .../Include/Library/RiscVCpuLib.h             |    3 +
>  .../Edk2OpensbiPlatformWrapperLib.c           |  530 +++++
>  .../Library/OpensbiPlatformLib/Platform.c     |   77 +-
>  .../Library/OpensbiPlatformLibNull/Platform.c |   51 -
>  .../PeiCoreEntryPoint/PeiCoreEntryPoint.c     |  108 +
>  .../PlatformSecPpiLibNull/PlatformSecPpiLib.c |   28 +
>  .../RiscVSpecialPlatformLib.c                 |   20 +
>  .../PlatformPkg/Universal/Sec/SecMain.c       |  268 +--
>  .../RiscVSpecialPlatformLib}/SifiveFu540.c    |   11 +-
>  .../Library/PeiCoreInfoHobLib/CoreInfoHob.c   |    9 +-
>  .../PlatformSecPpiLib/PlatformSecPpiLib.c     |  148 ++
>  .../Library/SerialIoLib/SerialPortLib.c       |   58 +-
>  .../Universal/Dxe/TimerDxe/Timer.c            |   14 +-
>  .../Library/RiscVTimerLib/RiscVTimerLib.c     |    6 +-
>  .../ProcessorPkg/Universal/CpuDxe/CpuDxe.c    |    2 +-
>  .../Universal/PciCpuIo2Dxe/PciCpuIo2Dxe.c     |  554 +++++
>  .../Library/PeiCoreInfoHobLib/CoreInfoHob.c   |    6 +-
>  Platform/RISC-V/PlatformPkg/Readme.md         |  132 +-
>  .../Documents/Media/RiscVEdk2BootProcess.svg  | 1928 +++++++++++++++++
>  .../Documents/Media/RiscVEdk2FwDomain.svg     | 1290 +++++++++++
>  .../PeiCoreEntryPoint/PeiCoreEntryPoint.uni   |   14 +
>  .../Universal/Sec/Riscv64/SecEntry.S          |  372 ++--
>  .../DeviceTree/fu540-c000.dtsi                |  591 ++---
>  .../Library/RiscVOpensbiLib/opensbi           |    2 +-
>  .../EmulatedMachineModeTimerLib.S             |   24 +
>  .../MachineModeTimerLib/MachineModeTimerLib.S |   25 +
>  58 files changed, 6105 insertions(+), 911 deletions(-)
>  create mode 100644 Platform/RISC-V/PlatformPkg/Library/Edk2OpensbiPlatformWrapperLib/Edk2OpensbiPlatformWrapperLib.inf
>  delete mode 100644 Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLibNull/OpensbiPlatformLibNull.inf
>  create mode 100644 Platform/RISC-V/PlatformPkg/Library/PeiCoreEntryPoint/PeiCoreEntryPoint.inf
>  create mode 100644 Platform/RISC-V/PlatformPkg/Library/PlatformSecPpiLibNull/PlatformSecPpiLibNull.inf
>  create mode 100644 Platform/RISC-V/PlatformPkg/Library/RiscVSpecialPlatformLibNull/RiscVSpecialPlatformLibNull.inf
>  create mode 100644 Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/RiscVSpecialPlatformLib/RiscVSpecialPlatformLib.inf
>  create mode 100644 Platform/SiFive/U5SeriesPkg/Library/PlatformSecPpiLib/PlatformSecPpiLib.inf
>  create mode 100644 Silicon/RISC-V/ProcessorPkg/Library/RiscVReadMachineModeTimer/EmulatedMachineModeTimerLib/EmulatedMachineModeTimerLib.inf
>  create mode 100644 Silicon/RISC-V/ProcessorPkg/Library/RiscVReadMachineModeTimer/MachineModeTimerLib/MachineModeTimerLib.inf
>  create mode 100644 Silicon/RISC-V/ProcessorPkg/Universal/PciCpuIo2Dxe/PciCpuIo2Dxe.inf
>  create mode 100644 Platform/RISC-V/PlatformPkg/Include/Library/Edk2OpensbiPlatformWrapperLib.h
>  create mode 100644 Platform/RISC-V/PlatformPkg/Include/Library/PlatformSecPpiLib.h
>  create mode 100644 Platform/RISC-V/PlatformPkg/Include/Library/RiscVSpecialPlatformLib.h
>  delete mode 100644 Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLib/PlatformOverride.h
>  create mode 100644 Platform/RISC-V/PlatformPkg/Library/Edk2OpensbiPlatformWrapperLib/Edk2OpensbiPlatformWrapperLib.c
>  delete mode 100644 Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLibNull/Platform.c
>  create mode 100644 Platform/RISC-V/PlatformPkg/Library/PeiCoreEntryPoint/PeiCoreEntryPoint.c
>  create mode 100644 Platform/RISC-V/PlatformPkg/Library/PlatformSecPpiLibNull/PlatformSecPpiLib.c
>  create mode 100644 Platform/RISC-V/PlatformPkg/Library/RiscVSpecialPlatformLibNull/RiscVSpecialPlatformLib.c
>  rename Platform/{RISC-V/PlatformPkg/Library/OpensbiPlatformLib => SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/RiscVSpecialPlatformLib}/SifiveFu540.c (76%)
>  create mode 100644 Platform/SiFive/U5SeriesPkg/Library/PlatformSecPpiLib/PlatformSecPpiLib.c
>  create mode 100644 Silicon/RISC-V/ProcessorPkg/Universal/PciCpuIo2Dxe/PciCpuIo2Dxe.c
>  create mode 100644 Platform/RISC-V/PlatformPkg/Documents/Media/RiscVEdk2BootProcess.svg
>  create mode 100644 Platform/RISC-V/PlatformPkg/Documents/Media/RiscVEdk2FwDomain.svg
>  create mode 100644 Platform/RISC-V/PlatformPkg/Library/PeiCoreEntryPoint/PeiCoreEntryPoint.uni
>  create mode 100644 Silicon/RISC-V/ProcessorPkg/Library/RiscVReadMachineModeTimer/EmulatedMachineModeTimerLib/EmulatedMachineModeTimerLib.S
>  create mode 100644 Silicon/RISC-V/ProcessorPkg/Library/RiscVReadMachineModeTimer/MachineModeTimerLib/MachineModeTimerLib.S
> 
> -- 
> 2.31.1
> 


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