Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib: Relocate QemuFwCfgLib to OvmfPkg

2021-09-29 Thread Yao, Jiewen
Right. QemuFwCfgLibMmio - per my understanding.


> -Original Message-
> From: devel@edk2.groups.io  On Behalf Of Abner
> Chang
> Sent: Wednesday, September 29, 2021 8:47 PM
> To: devel@edk2.groups.io; Yao, Jiewen ;
> sami.muja...@arm.com
> Cc: Ard Biesheuvel ; Leif Lindholm
> ; Justen, Jordan L ; Gerd
> Hoffmann ; Schaefer, Daniel ;
> Sunil V L ; nd 
> Subject: Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib: Relocate
> QemuFwCfgLib to OvmfPkg
> 
> Hi Jiewen,
> It should be QemuFwCfgLibMmio instead of QemuFwCfgLibMMIO, right?
> 
> Abner
> 
> > -Original Message-
> > From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of
> > Yao, Jiewen
> > Sent: Wednesday, September 29, 2021 8:26 PM
> > To: devel@edk2.groups.io; sami.muja...@arm.com
> > Cc: Chang, Abner (HPS SW/FW Technologist) ; Ard
> > Biesheuvel ; Leif Lindholm
> > ; Justen, Jordan L ; Gerd
> > Hoffmann ; Schaefer, Daniel
> > ; Sunil V L ; nd
> > 
> > Subject: Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib:
> > Relocate QemuFwCfgLib to OvmfPkg
> >
> > Thank you Sami.
> >
> > We have a clear naming rule for EDKII project during development.
> > But I don’t know where it is documented. Maybe a good addition to the doc
> > you point out.
> >
> > To summarize what I know:
> >
> > 1) Library name: []Lib[]
> > 2) Driver Name: 
> >
> > For the example you point out, I see no problem, because "XenIoMmioLib" is
> > the class name. So XXXMmioLib is correct.
> >
> > In this case, the class name is "QemuFwCfgLib", "MMIO" is the instance
> > name. We should use QemuFwCfgLibMmio.
> >
> > Thank you
> > Yao Jiewen
> >
> >
> >
> > > -Original Message-
> > > From: devel@edk2.groups.io  On Behalf Of Sami
> > > Mujawar
> > > Sent: Wednesday, September 29, 2021 7:33 PM
> > > To: Yao, Jiewen 
> > > Cc: Chang, Abner ; devel@edk2.groups.io; Ard
> > > Biesheuvel ; Leif Lindholm
> > ;
> > > Justen, Jordan L ; Gerd Hoffmann
> > > ; Schaefer, Daniel ; Sunil
> > V L
> > > ; nd 
> > > Subject: Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib:
> > Relocate
> > > QemuFwCfgLib to OvmfPkg
> > >
> > > Hi Jiewen,
> > >
> > > Thank you for clarifying the library naming convention.
> > > I could not find any references/examples as such in
> > INVALID URI REMOVED
> > __;!!NpxR!zMRKC5N87Eb6j69O6lJZ1hVaDVHrnj_21pwNznZx6ZAtLm0Z948atj
> > NrWepfxQ0$
> > > docs.gitbook.io/edk-ii-c-coding-standards-
> > > specification/v/release%2F2.20/4_naming_conventions/42_file_names
> > and
> > > therefore had suggested following the file naming as done for Xen.
> > >
> > > Regards,
> > >
> > > Sami Mujawar
> > >
> > > On 29/09/2021, 11:04, "Yao, Jiewen"  wrote:
> > >
> > > hi
> > > I think the original name is correct.
> > >
> > > The naming convention is : Lib
> > >
> > > thank you!
> > > Yao, Jiewen
> > >
> > >
> > > > 在 2021年9月29日,下午5:45,Sami Mujawar
> > >  写道:
> > > >
> > > > Hi Abner,
> > > >
> > > > Thank you for this patch.
> > > >
> > > > I have a minor suggestion marked inline as [SAMI].
> > > >
> > > > Regards,
> > > >
> > > > Sami Mujawar
> > > >
> > > >
> > > >> On 28/09/2021 09:31 AM, Abner Chang wrote:
> > > >> Relocate QemuFwCfgLib to OvmfPkg/Library/QemuFwCfgLib and
> > rename
> > > >> it to QemuFwCfgLibMMIO, this library is leverage by both ARM and
> > > >> RISC-V archs.
> > > >>
> > > >> Signed-off-by: Abner Chang 
> > > >> Cc: Ard Biesheuvel 
> > > >> Cc: Leif Lindholm 
> > > >> Cc: Sami Mujawar 
> > > >> Cc: Jiewen Yao 
> > > >> Cc: Jordan Justen 
> > > >> Cc: Gerd Hoffmann 
> > > >> Cc: Daniel Schaefer 
> > > >> Cc: Sunil V L 
> > > >> ---
> > > >>  ArmVirtPkg/ArmVirtQemu.dsc | 2 +-
> > > >>  ArmVirtPkg/ArmVirtQemuKernel.dsc   | 

Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib: Relocate QemuFwCfgLib to OvmfPkg

2021-09-29 Thread Abner Chang
Hi Jiewen,
It should be QemuFwCfgLibMmio instead of QemuFwCfgLibMMIO, right?

Abner

> -Original Message-
> From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of
> Yao, Jiewen
> Sent: Wednesday, September 29, 2021 8:26 PM
> To: devel@edk2.groups.io; sami.muja...@arm.com
> Cc: Chang, Abner (HPS SW/FW Technologist) ; Ard
> Biesheuvel ; Leif Lindholm
> ; Justen, Jordan L ; Gerd
> Hoffmann ; Schaefer, Daniel
> ; Sunil V L ; nd
> 
> Subject: Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib:
> Relocate QemuFwCfgLib to OvmfPkg
> 
> Thank you Sami.
> 
> We have a clear naming rule for EDKII project during development.
> But I don’t know where it is documented. Maybe a good addition to the doc
> you point out.
> 
> To summarize what I know:
> 
> 1) Library name: []Lib[]
> 2) Driver Name: 
> 
> For the example you point out, I see no problem, because "XenIoMmioLib" is
> the class name. So XXXMmioLib is correct.
> 
> In this case, the class name is "QemuFwCfgLib", "MMIO" is the instance
> name. We should use QemuFwCfgLibMmio.
> 
> Thank you
> Yao Jiewen
> 
> 
> 
> > -Original Message-
> > From: devel@edk2.groups.io  On Behalf Of Sami
> > Mujawar
> > Sent: Wednesday, September 29, 2021 7:33 PM
> > To: Yao, Jiewen 
> > Cc: Chang, Abner ; devel@edk2.groups.io; Ard
> > Biesheuvel ; Leif Lindholm
> ;
> > Justen, Jordan L ; Gerd Hoffmann
> > ; Schaefer, Daniel ; Sunil
> V L
> > ; nd 
> > Subject: Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib:
> Relocate
> > QemuFwCfgLib to OvmfPkg
> >
> > Hi Jiewen,
> >
> > Thank you for clarifying the library naming convention.
> > I could not find any references/examples as such in
> INVALID URI REMOVED
> __;!!NpxR!zMRKC5N87Eb6j69O6lJZ1hVaDVHrnj_21pwNznZx6ZAtLm0Z948atj
> NrWepfxQ0$
> > docs.gitbook.io/edk-ii-c-coding-standards-
> > specification/v/release%2F2.20/4_naming_conventions/42_file_names
> and
> > therefore had suggested following the file naming as done for Xen.
> >
> > Regards,
> >
> > Sami Mujawar
> >
> > On 29/09/2021, 11:04, "Yao, Jiewen"  wrote:
> >
> > hi
> > I think the original name is correct.
> >
> > The naming convention is : Lib
> >
> > thank you!
> > Yao, Jiewen
> >
> >
> > > 在 2021年9月29日,下午5:45,Sami Mujawar
> >  写道:
> > >
> > > Hi Abner,
> > >
> > > Thank you for this patch.
> > >
> > > I have a minor suggestion marked inline as [SAMI].
> > >
> > > Regards,
> > >
> > > Sami Mujawar
> > >
> > >
> > >> On 28/09/2021 09:31 AM, Abner Chang wrote:
> > >> Relocate QemuFwCfgLib to OvmfPkg/Library/QemuFwCfgLib and
> rename
> > >> it to QemuFwCfgLibMMIO, this library is leverage by both ARM and
> > >> RISC-V archs.
> > >>
> > >> Signed-off-by: Abner Chang 
> > >> Cc: Ard Biesheuvel 
> > >> Cc: Leif Lindholm 
> > >> Cc: Sami Mujawar 
> > >> Cc: Jiewen Yao 
> > >> Cc: Jordan Justen 
> > >> Cc: Gerd Hoffmann 
> > >> Cc: Daniel Schaefer 
> > >> Cc: Sunil V L 
> > >> ---
> > >>  ArmVirtPkg/ArmVirtQemu.dsc | 2 +-
> > >>  ArmVirtPkg/ArmVirtQemuKernel.dsc   | 2 +-
> > >>  .../Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf  | 5 ++---
> > >>  .../Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c| 7 
> > ---
> > >>  4 files changed, 8 insertions(+), 8 deletions(-)
> > >>  rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf =>
> > OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf (87%)
> > >>  rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c =>
> > OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c (93%)
> > > [SAMI] Is it possible to rename QemuFwCfgLibMMIO.[c|inf] to
> > QemuFwCfgMmioLib.[c|inf], please? This would then follow a pattern
> similar to
> > OvmfPkg\Library\XenIoMmioLib\XenIoMmioLib.[c|inf].
> > >>
> > >> diff --git a/ArmVirtPkg/ArmVirtQemu.dsc
> b/ArmVirtPkg/ArmVirtQemu.dsc
> > >> index 07f9699c79..6c949fd559 100644
> > >> --- a/ArmVirtPkg/ArmVirtQemu.dsc
> > >> +++ b/ArmVirtPkg/ArmVi

Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib: Relocate QemuFwCfgLib to OvmfPkg

2021-09-29 Thread Yao, Jiewen
Thank you Sami.

We have a clear naming rule for EDKII project during development.
But I don’t know where it is documented. Maybe a good addition to the doc you 
point out.

To summarize what I know:

1) Library name: []Lib[]
2) Driver Name: 

For the example you point out, I see no problem, because "XenIoMmioLib" is the 
class name. So XXXMmioLib is correct.

In this case, the class name is "QemuFwCfgLib", "MMIO" is the instance name. We 
should use QemuFwCfgLibMmio.

Thank you
Yao Jiewen



> -Original Message-
> From: devel@edk2.groups.io  On Behalf Of Sami
> Mujawar
> Sent: Wednesday, September 29, 2021 7:33 PM
> To: Yao, Jiewen 
> Cc: Chang, Abner ; devel@edk2.groups.io; Ard
> Biesheuvel ; Leif Lindholm ;
> Justen, Jordan L ; Gerd Hoffmann
> ; Schaefer, Daniel ; Sunil V L
> ; nd 
> Subject: Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib: Relocate
> QemuFwCfgLib to OvmfPkg
> 
> Hi Jiewen,
> 
> Thank you for clarifying the library naming convention.
> I could not find any references/examples as such in https://edk2-
> docs.gitbook.io/edk-ii-c-coding-standards-
> specification/v/release%2F2.20/4_naming_conventions/42_file_names and
> therefore had suggested following the file naming as done for Xen.
> 
> Regards,
> 
> Sami Mujawar
> 
> On 29/09/2021, 11:04, "Yao, Jiewen"  wrote:
> 
> hi
> I think the original name is correct.
> 
> The naming convention is : Lib
> 
> thank you!
> Yao, Jiewen
> 
> 
> > 在 2021年9月29日,下午5:45,Sami Mujawar
>  写道:
> >
> > Hi Abner,
> >
> > Thank you for this patch.
> >
> > I have a minor suggestion marked inline as [SAMI].
> >
> > Regards,
> >
> > Sami Mujawar
> >
> >
> >> On 28/09/2021 09:31 AM, Abner Chang wrote:
> >> Relocate QemuFwCfgLib to OvmfPkg/Library/QemuFwCfgLib and rename
> >> it to QemuFwCfgLibMMIO, this library is leverage by both ARM and
> >> RISC-V archs.
> >>
> >> Signed-off-by: Abner Chang 
> >> Cc: Ard Biesheuvel 
> >> Cc: Leif Lindholm 
> >> Cc: Sami Mujawar 
> >> Cc: Jiewen Yao 
> >> Cc: Jordan Justen 
> >> Cc: Gerd Hoffmann 
> >> Cc: Daniel Schaefer 
> >> Cc: Sunil V L 
> >> ---
> >>  ArmVirtPkg/ArmVirtQemu.dsc | 2 +-
> >>  ArmVirtPkg/ArmVirtQemuKernel.dsc   | 2 +-
> >>  .../Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf  | 5 ++---
> >>  .../Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c| 7 ---
> >>  4 files changed, 8 insertions(+), 8 deletions(-)
> >>  rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf =>
> OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf (87%)
> >>  rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c =>
> OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c (93%)
> > [SAMI] Is it possible to rename QemuFwCfgLibMMIO.[c|inf] to
> QemuFwCfgMmioLib.[c|inf], please? This would then follow a pattern similar to
> OvmfPkg\Library\XenIoMmioLib\XenIoMmioLib.[c|inf].
> >>
> >> diff --git a/ArmVirtPkg/ArmVirtQemu.dsc b/ArmVirtPkg/ArmVirtQemu.dsc
> >> index 07f9699c79..6c949fd559 100644
> >> --- a/ArmVirtPkg/ArmVirtQemu.dsc
> >> +++ b/ArmVirtPkg/ArmVirtQemu.dsc
> >> @@ -59,7 +59,7 @@
> >># Virtio Support
> >>VirtioLib|OvmfPkg/Library/VirtioLib/VirtioLib.inf
> >>
> VirtioMmioDeviceLib|OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDevice
> Lib.inf
> >> -  QemuFwCfgLib|ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
> >> +
> QemuFwCfgLib|OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
> >>
> QemuFwCfgS3Lib|OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNu
> ll.inf
> >>
> QemuFwCfgSimpleParserLib|OvmfPkg/Library/QemuFwCfgSimpleParserLib/Qe
> muFwCfgSimpleParserLib.inf
> >>
> QemuLoadImageLib|OvmfPkg/Library/GenericQemuLoadImageLib/GenericQem
> uLoadImageLib.inf
> >> diff --git a/ArmVirtPkg/ArmVirtQemuKernel.dsc
> b/ArmVirtPkg/ArmVirtQemuKernel.dsc
> >> index cf7a2b4463..64035a948d 100644
> >> --- a/ArmVirtPkg/ArmVirtQemuKernel.dsc
> >> +++ b/ArmVirtPkg/ArmVirtQemuKernel.dsc
> >> @@ -57,7 +57,7 @@
> >># Virtio Support
> >>VirtioLib|OvmfPkg/Library/VirtioLib/VirtioLib.inf
> >>
> VirtioMmioDeviceLib|OvmfPkg/Library/Virt

Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib: Relocate QemuFwCfgLib to OvmfPkg

2021-09-29 Thread Sami Mujawar
Hi Jiewen,

Thank you for clarifying the library naming convention.
I could not find any references/examples as such in 
https://edk2-docs.gitbook.io/edk-ii-c-coding-standards-specification/v/release%2F2.20/4_naming_conventions/42_file_names
 and therefore had suggested following the file naming as done for Xen.

Regards,

Sami Mujawar

On 29/09/2021, 11:04, "Yao, Jiewen"  wrote:

hi
I think the original name is correct.

The naming convention is : Lib

thank you!
Yao, Jiewen


> 在 2021年9月29日,下午5:45,Sami Mujawar  写道:
> 
> Hi Abner,
> 
> Thank you for this patch.
> 
> I have a minor suggestion marked inline as [SAMI].
> 
> Regards,
> 
> Sami Mujawar
> 
> 
>> On 28/09/2021 09:31 AM, Abner Chang wrote:
>> Relocate QemuFwCfgLib to OvmfPkg/Library/QemuFwCfgLib and rename
>> it to QemuFwCfgLibMMIO, this library is leverage by both ARM and
>> RISC-V archs.
>> 
>> Signed-off-by: Abner Chang 
>> Cc: Ard Biesheuvel 
>> Cc: Leif Lindholm 
>> Cc: Sami Mujawar 
>> Cc: Jiewen Yao 
>> Cc: Jordan Justen 
>> Cc: Gerd Hoffmann 
>> Cc: Daniel Schaefer 
>> Cc: Sunil V L 
>> ---
>>  ArmVirtPkg/ArmVirtQemu.dsc | 2 +-
>>  ArmVirtPkg/ArmVirtQemuKernel.dsc   | 2 +-
>>  .../Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf  | 5 ++---
>>  .../Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c| 7 ---
>>  4 files changed, 8 insertions(+), 8 deletions(-)
>>  rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf => 
OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf (87%)
>>  rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c => 
OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c (93%)
> [SAMI] Is it possible to rename QemuFwCfgLibMMIO.[c|inf] to 
QemuFwCfgMmioLib.[c|inf], please? This would then follow a pattern similar to 
OvmfPkg\Library\XenIoMmioLib\XenIoMmioLib.[c|inf].
>> 
>> diff --git a/ArmVirtPkg/ArmVirtQemu.dsc b/ArmVirtPkg/ArmVirtQemu.dsc
>> index 07f9699c79..6c949fd559 100644
>> --- a/ArmVirtPkg/ArmVirtQemu.dsc
>> +++ b/ArmVirtPkg/ArmVirtQemu.dsc
>> @@ -59,7 +59,7 @@
>># Virtio Support
>>VirtioLib|OvmfPkg/Library/VirtioLib/VirtioLib.inf
>>
VirtioMmioDeviceLib|OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf
>> -  QemuFwCfgLib|ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
>> +  QemuFwCfgLib|OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
>>
QemuFwCfgS3Lib|OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf
>>
QemuFwCfgSimpleParserLib|OvmfPkg/Library/QemuFwCfgSimpleParserLib/QemuFwCfgSimpleParserLib.inf
>>
QemuLoadImageLib|OvmfPkg/Library/GenericQemuLoadImageLib/GenericQemuLoadImageLib.inf
>> diff --git a/ArmVirtPkg/ArmVirtQemuKernel.dsc 
b/ArmVirtPkg/ArmVirtQemuKernel.dsc
>> index cf7a2b4463..64035a948d 100644
>> --- a/ArmVirtPkg/ArmVirtQemuKernel.dsc
>> +++ b/ArmVirtPkg/ArmVirtQemuKernel.dsc
>> @@ -57,7 +57,7 @@
>># Virtio Support
>>VirtioLib|OvmfPkg/Library/VirtioLib/VirtioLib.inf
>>
VirtioMmioDeviceLib|OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf
>> -  QemuFwCfgLib|ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
>> +  QemuFwCfgLib|OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
>>
QemuFwCfgS3Lib|OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf
>>
QemuFwCfgSimpleParserLib|OvmfPkg/Library/QemuFwCfgSimpleParserLib/QemuFwCfgSimpleParserLib.inf
>>
QemuLoadImageLib|OvmfPkg/Library/GenericQemuLoadImageLib/GenericQemuLoadImageLib.inf
>> diff --git a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf 
b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
>> similarity index 87%
>> rename from ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
>> rename to OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
>> index f3cc827907..8101fac03f 100644
>> --- a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
>> +++ b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
>> @@ -23,17 +23,16 @@
>>  # The following information is for reference only and not required by 
the build
>>  # tools.
>>  #
>> -#  VALID_ARCHITECTURES   = ARM AARCH64
>> +#  VALID_ARCHITECTURES   = ARM AARCH64 RISCV64
>>  #
>>[Sources]
>> -  QemuFwCfgLib.c
>> +  QemuFwCfgLibMMIO.c
>>[Packages]
>>MdePkg/MdePkg.dec
>>OvmfPkg/OvmfPkg.dec
>>EmbeddedPkg/EmbeddedPkg.dec
>> -  ArmVirtPkg/ArmVirtPkg.dec
>>[LibraryClasses]
>>BaseLib
>> diff --git a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c 
b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c
>> similarity index 93%
>> rename from ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
>> rename to OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c
>> index e2ac

Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib: Relocate QemuFwCfgLib to OvmfPkg

2021-09-29 Thread Yao, Jiewen
hi
I think the original name is correct.

The naming convention is : Lib

thank you!
Yao, Jiewen


> 在 2021年9月29日,下午5:45,Sami Mujawar  写道:
> 
> Hi Abner,
> 
> Thank you for this patch.
> 
> I have a minor suggestion marked inline as [SAMI].
> 
> Regards,
> 
> Sami Mujawar
> 
> 
>> On 28/09/2021 09:31 AM, Abner Chang wrote:
>> Relocate QemuFwCfgLib to OvmfPkg/Library/QemuFwCfgLib and rename
>> it to QemuFwCfgLibMMIO, this library is leverage by both ARM and
>> RISC-V archs.
>> 
>> Signed-off-by: Abner Chang 
>> Cc: Ard Biesheuvel 
>> Cc: Leif Lindholm 
>> Cc: Sami Mujawar 
>> Cc: Jiewen Yao 
>> Cc: Jordan Justen 
>> Cc: Gerd Hoffmann 
>> Cc: Daniel Schaefer 
>> Cc: Sunil V L 
>> ---
>>  ArmVirtPkg/ArmVirtQemu.dsc | 2 +-
>>  ArmVirtPkg/ArmVirtQemuKernel.dsc   | 2 +-
>>  .../Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf  | 5 ++---
>>  .../Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c| 7 ---
>>  4 files changed, 8 insertions(+), 8 deletions(-)
>>  rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf => 
>> OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf (87%)
>>  rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c => 
>> OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c (93%)
> [SAMI] Is it possible to rename QemuFwCfgLibMMIO.[c|inf] to 
> QemuFwCfgMmioLib.[c|inf], please? This would then follow a pattern similar to 
> OvmfPkg\Library\XenIoMmioLib\XenIoMmioLib.[c|inf].
>> 
>> diff --git a/ArmVirtPkg/ArmVirtQemu.dsc b/ArmVirtPkg/ArmVirtQemu.dsc
>> index 07f9699c79..6c949fd559 100644
>> --- a/ArmVirtPkg/ArmVirtQemu.dsc
>> +++ b/ArmVirtPkg/ArmVirtQemu.dsc
>> @@ -59,7 +59,7 @@
>># Virtio Support
>>VirtioLib|OvmfPkg/Library/VirtioLib/VirtioLib.inf
>>
>> VirtioMmioDeviceLib|OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf
>> -  QemuFwCfgLib|ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
>> +  QemuFwCfgLib|OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
>>QemuFwCfgS3Lib|OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf
>>
>> QemuFwCfgSimpleParserLib|OvmfPkg/Library/QemuFwCfgSimpleParserLib/QemuFwCfgSimpleParserLib.inf
>>
>> QemuLoadImageLib|OvmfPkg/Library/GenericQemuLoadImageLib/GenericQemuLoadImageLib.inf
>> diff --git a/ArmVirtPkg/ArmVirtQemuKernel.dsc 
>> b/ArmVirtPkg/ArmVirtQemuKernel.dsc
>> index cf7a2b4463..64035a948d 100644
>> --- a/ArmVirtPkg/ArmVirtQemuKernel.dsc
>> +++ b/ArmVirtPkg/ArmVirtQemuKernel.dsc
>> @@ -57,7 +57,7 @@
>># Virtio Support
>>VirtioLib|OvmfPkg/Library/VirtioLib/VirtioLib.inf
>>
>> VirtioMmioDeviceLib|OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf
>> -  QemuFwCfgLib|ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
>> +  QemuFwCfgLib|OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
>>QemuFwCfgS3Lib|OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf
>>
>> QemuFwCfgSimpleParserLib|OvmfPkg/Library/QemuFwCfgSimpleParserLib/QemuFwCfgSimpleParserLib.inf
>>
>> QemuLoadImageLib|OvmfPkg/Library/GenericQemuLoadImageLib/GenericQemuLoadImageLib.inf
>> diff --git a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf 
>> b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
>> similarity index 87%
>> rename from ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
>> rename to OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
>> index f3cc827907..8101fac03f 100644
>> --- a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
>> +++ b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
>> @@ -23,17 +23,16 @@
>>  # The following information is for reference only and not required by the 
>> build
>>  # tools.
>>  #
>> -#  VALID_ARCHITECTURES   = ARM AARCH64
>> +#  VALID_ARCHITECTURES   = ARM AARCH64 RISCV64
>>  #
>>[Sources]
>> -  QemuFwCfgLib.c
>> +  QemuFwCfgLibMMIO.c
>>[Packages]
>>MdePkg/MdePkg.dec
>>OvmfPkg/OvmfPkg.dec
>>EmbeddedPkg/EmbeddedPkg.dec
>> -  ArmVirtPkg/ArmVirtPkg.dec
>>[LibraryClasses]
>>BaseLib
>> diff --git a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c 
>> b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c
>> similarity index 93%
>> rename from ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
>> rename to OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c
>> index e2ac4108d1..b953f2eb6c 100644
>> --- a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
>> +++ b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c
>> @@ -4,6 +4,7 @@
>>  Copyright (C) 2013 - 2014, Red Hat, Inc.
>>Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.
>> +  (C) Copyright 2021 Hewlett Packard Enterprise Development LP
>>  SPDX-License-Identifier: BSD-2-Clause-Patent
>>  **/
>> @@ -239,7 +240,7 @@ MmioReadBytes (
>>UINT8 *Ptr;
>>UINT8 *End;
>>  -#ifdef MDE_CPU_AARCH64
>> +#if defined(MDE_CPU_AARCH64) || defined(MDE_CPU_RISCV64)
>>Left = Size & 7;
>>  #else
>>Left = Size & 3;
>> @@ -249,7 +250,7 @@ MmioReadBytes (
>>Ptr = Buffer;
>>End = Ptr + Size;
>>  -#ifdef MDE_CPU_AAR

Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib: Relocate QemuFwCfgLib to OvmfPkg

2021-09-29 Thread Sami Mujawar

Hi Abner,

Thank you for this patch.

I have a minor suggestion marked inline as [SAMI].

Regards,

Sami Mujawar


On 28/09/2021 09:31 AM, Abner Chang wrote:

Relocate QemuFwCfgLib to OvmfPkg/Library/QemuFwCfgLib and rename
it to QemuFwCfgLibMMIO, this library is leverage by both ARM and
RISC-V archs.

Signed-off-by: Abner Chang 
Cc: Ard Biesheuvel 
Cc: Leif Lindholm 
Cc: Sami Mujawar 
Cc: Jiewen Yao 
Cc: Jordan Justen 
Cc: Gerd Hoffmann 
Cc: Daniel Schaefer 
Cc: Sunil V L 
---
  ArmVirtPkg/ArmVirtQemu.dsc | 2 +-
  ArmVirtPkg/ArmVirtQemuKernel.dsc   | 2 +-
  .../Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf  | 5 ++---
  .../Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c| 7 ---
  4 files changed, 8 insertions(+), 8 deletions(-)
  rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf => 
OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf (87%)
  rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c => 
OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c (93%)
[SAMI] Is it possible to rename QemuFwCfgLibMMIO.[c|inf] to 
QemuFwCfgMmioLib.[c|inf], please? This would then follow a pattern 
similar to OvmfPkg\Library\XenIoMmioLib\XenIoMmioLib.[c|inf].


diff --git a/ArmVirtPkg/ArmVirtQemu.dsc b/ArmVirtPkg/ArmVirtQemu.dsc
index 07f9699c79..6c949fd559 100644
--- a/ArmVirtPkg/ArmVirtQemu.dsc
+++ b/ArmVirtPkg/ArmVirtQemu.dsc
@@ -59,7 +59,7 @@
# Virtio Support
VirtioLib|OvmfPkg/Library/VirtioLib/VirtioLib.inf

VirtioMmioDeviceLib|OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf
-  QemuFwCfgLib|ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
+  QemuFwCfgLib|OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
QemuFwCfgS3Lib|OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf

QemuFwCfgSimpleParserLib|OvmfPkg/Library/QemuFwCfgSimpleParserLib/QemuFwCfgSimpleParserLib.inf

QemuLoadImageLib|OvmfPkg/Library/GenericQemuLoadImageLib/GenericQemuLoadImageLib.inf
diff --git a/ArmVirtPkg/ArmVirtQemuKernel.dsc b/ArmVirtPkg/ArmVirtQemuKernel.dsc
index cf7a2b4463..64035a948d 100644
--- a/ArmVirtPkg/ArmVirtQemuKernel.dsc
+++ b/ArmVirtPkg/ArmVirtQemuKernel.dsc
@@ -57,7 +57,7 @@
# Virtio Support
VirtioLib|OvmfPkg/Library/VirtioLib/VirtioLib.inf

VirtioMmioDeviceLib|OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf
-  QemuFwCfgLib|ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
+  QemuFwCfgLib|OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
QemuFwCfgS3Lib|OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf

QemuFwCfgSimpleParserLib|OvmfPkg/Library/QemuFwCfgSimpleParserLib/QemuFwCfgSimpleParserLib.inf

QemuLoadImageLib|OvmfPkg/Library/GenericQemuLoadImageLib/GenericQemuLoadImageLib.inf
diff --git a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf 
b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
similarity index 87%
rename from ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
rename to OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
index f3cc827907..8101fac03f 100644
--- a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
+++ b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.inf
@@ -23,17 +23,16 @@
  # The following information is for reference only and not required by the 
build
  # tools.
  #
-#  VALID_ARCHITECTURES   = ARM AARCH64
+#  VALID_ARCHITECTURES   = ARM AARCH64 RISCV64
  #
  
  [Sources]

-  QemuFwCfgLib.c
+  QemuFwCfgLibMMIO.c
  
  [Packages]

MdePkg/MdePkg.dec
OvmfPkg/OvmfPkg.dec
EmbeddedPkg/EmbeddedPkg.dec
-  ArmVirtPkg/ArmVirtPkg.dec
  
  [LibraryClasses]

BaseLib
diff --git a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c 
b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c
similarity index 93%
rename from ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
rename to OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c
index e2ac4108d1..b953f2eb6c 100644
--- a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
+++ b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMMIO.c
@@ -4,6 +4,7 @@
  
Copyright (C) 2013 - 2014, Red Hat, Inc.

Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.
+  (C) Copyright 2021 Hewlett Packard Enterprise Development LP
  
SPDX-License-Identifier: BSD-2-Clause-Patent

  **/
@@ -239,7 +240,7 @@ MmioReadBytes (
UINT8 *Ptr;
UINT8 *End;
  
-#ifdef MDE_CPU_AARCH64

+#if defined(MDE_CPU_AARCH64) || defined(MDE_CPU_RISCV64)
Left = Size & 7;
  #else
Left = Size & 3;
@@ -249,7 +250,7 @@ MmioReadBytes (
Ptr = Buffer;
End = Ptr + Size;
  
-#ifdef MDE_CPU_AARCH64

+#if defined(MDE_CPU_AARCH64) || defined(MDE_CPU_RISCV64)
while (Ptr < End) {
  *(UINT64 *)Ptr = MmioRead64 (mFwCfgDataAddress);
  Ptr += 8;
@@ -322,7 +323,7 @@ DmaTransferBytes (
//
// This will fire off the transfer.
//
-#ifdef MDE_CPU_AARCH64
+#if defined(MDE_CPU_AARCH64) || defined(MDE_CPU_RISCV64)
MmioWrite64 (mFwCfgDmaAddress, SwapBytes64 ((UINT64)&Access));
  #else
MmioWrite32 ((UINT32)(mFwCfgDm

Re: [edk2-devel] [PATCH V2 6/9] ArmVirtPkg/QemuFwCfgLib: Relocate QemuFwCfgLib to OvmfPkg

2021-09-28 Thread Gerd Hoffmann
  Hi,

> -#  VALID_ARCHITECTURES   = ARM AARCH64
> +#  VALID_ARCHITECTURES   = ARM AARCH64 RISCV64

> -#ifdef MDE_CPU_AARCH64
> +#if defined(MDE_CPU_AARCH64) || defined(MDE_CPU_RISCV64)

That isn't just relocation.  Please split into two patches: One moving
around the file unmodified, and one adding riscv support.

thanks,
  Gerd



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