[edk2-devel] [PATCH v5 0/5] UefiCpuPkg/ResetVector: Refine page table creation, and support 5 Level paging

Ni, Ray ray.ni at intel.com
Wed May 10 02:22:44 UTC 2023


Reviewed-by: Ray Ni <ray.ni at intel.com>

> -----Original Message-----
> From: devel at edk2.groups.io <devel at edk2.groups.io> On Behalf Of Zhiguang
> Liu
> Sent: Monday, May 8, 2023 4:15 PM
> To: devel at edk2.groups.io
> Cc: Liu, Zhiguang <zhiguang.liu at intel.com>
> Subject: [edk2-devel] [PATCH v5 0/5] UefiCpuPkg/ResetVector: Refine page
> table creation, and support 5 Level paging
> 
> This patch set simplify the page table creation code, remove some
> hard-code, combine files and support 5 Level paging.
> 
> V4:
> Refine comments and update below macro names:
> PG_NLE -> PAGE_NLE
> PTE_2MB -> PDE_2MB
> PDP_1G -> PDPTE_1GB
> PAGE_BLP_ATTR -> PAGE_BLE_ATTR
> 
> No code logic impact
> 
> V5:
> Update below macro names:
> PDE_2MB -> PAGE_PDE_2MB
> PDPTE_1GB -> PAGE_PDPTE_1GB
> 
> No code logic impact
> 
> Zhiguang Liu (5):
>   UefiCpuPkg/ResetVector: Rename macros about page table.
>   UefiCpuPkg/ResetVector: Simplify page table creation in ResetVector
>   UefiCpuPkg/ResetVector: Combine PageTables1G.asm and PageTables2M.asm
>   UefiCpuPkg/ResetVector: Modify Page Table in ResetVector
>   UefiCpuPkg/ResetVector: Support 5 level page table in ResetVector
> 
>  .../ResetVector/Vtf0/Ia32/Flat32ToFlat64.asm  | 25 ++++-
>  .../ResetVector/Vtf0/Ia32/PageTables64.asm    | 24 -----
>  UefiCpuPkg/ResetVector/Vtf0/Vtf0.nasmb        |  9 +-
>  .../ResetVector/Vtf0/X64/PageTables.asm       | 93 +++++++++++++++++++
>  .../ResetVector/Vtf0/X64/PageTables1G.asm     | 53 -----------
>  .../ResetVector/Vtf0/X64/PageTables2M.asm     | 60 ------------
>  6 files changed, 118 insertions(+), 146 deletions(-)
>  delete mode 100644 UefiCpuPkg/ResetVector/Vtf0/Ia32/PageTables64.asm
>  create mode 100644 UefiCpuPkg/ResetVector/Vtf0/X64/PageTables.asm
>  delete mode 100644 UefiCpuPkg/ResetVector/Vtf0/X64/PageTables1G.asm
>  delete mode 100644 UefiCpuPkg/ResetVector/Vtf0/X64/PageTables2M.asm
> 
> --
> 2.31.1.windows.1
> 
> 
> 
> 
> 



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