Re: [edk2-devel] [PATCH v2 4/7] OvmfPkg/IndustryStandard: Introduce PageTable.h

[Laszlo Ersek <lersek@xxxxxxxxxx>]

On 03/26/21 15:16, Lendacky, Thomas wrote:
> On 3/25/21 10:47 AM, Anthony PERARD wrote:
>> We are going to use the page table structure in yet another place,
>> collect the types and macro that can be used from another module
>> rather that making yet another copy.
>>
>> Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=2490
>> Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
> 
> This begs the question of whether there should be only one version of this
> header file, now. There are still copies in other places, but maybe that
> can be a future cleanup? I'll leave that decision to Laszlo.

Optimally the header file (a single header file) would exist solely in
MdePkg, but I'm OK with this patch too.

> 
> With one minor comment below, otherwise:
> 
> Acked-by: Tom Lendacky <thomas.lendacky@xxxxxxx>
> 
>> ---
>> CC: Tom Lendacky <thomas.lendacky@xxxxxxx>
>> CC: Brijesh Singh <brijesh.singh@xxxxxxx>
>> ---
>>
>> Notes:
>>     v2:
>>     - new patch
>>
>>  .../IndustryStandard/PageTable.h}             | 117 +-------------
>>  .../BaseMemEncryptSevLib/X64/VirtualMemory.h  | 143 +-----------------
>>  2 files changed, 5 insertions(+), 255 deletions(-)
>>  copy OvmfPkg/{Library/BaseMemEncryptSevLib/X64/VirtualMemory.h => 
>> Include/IndustryStandard/PageTable.h} (60%)
>>
> 
> ...
> 
>> diff --git a/OvmfPkg/Library/BaseMemEncryptSevLib/X64/VirtualMemory.h 
>> b/OvmfPkg/Library/BaseMemEncryptSevLib/X64/VirtualMemory.h
>> index 996f94f07ebb..b621d811ca6f 100644
>> --- a/OvmfPkg/Library/BaseMemEncryptSevLib/X64/VirtualMemory.h
>> +++ b/OvmfPkg/Library/BaseMemEncryptSevLib/X64/VirtualMemory.h
>> @@ -20,151 +20,10 @@
>>  #include <Library/DebugLib.h>
>>  #include <Library/MemoryAllocationLib.h>
>>  #include <Uefi.h>
>> +#include <IndustryStandard/PageTable.h>
> 
> Typically, these are preferred to be in sorted order.

Exactly, thanks.

Laszlo

> 
> Thanks,
> Tom
> 
>>  
>>  #define SYS_CODE64_SEL 0x38
>>  
> 
> 
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