Hi Ray,
What is your thought on this?

Best Regards,
*Lean Sheng Tan*



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On Fri, 10 Mar 2023 at 14:43, Sean Rhodes <sean@starlabs.systems> wrote:

> Hi Ray
>
> >                 You can return a carefully-calculated X/Y value to make
> the logo at MS preferred position.
>
> As we discussed before, we need to have both options.
>
> Thanks
>
> Sean
>
> On Wed, 8 Mar 2023 at 09:01, Ni, Ray <ray...@intel.com> wrote:
>
>> Maybe I didn’t explain my idea clearly.
>>
>> That is:
>>
>>                 You can get the screen resolution in the code that
>> produces Logo protocol.
>>
>>                 You can return a carefully-calculated X/Y value to make
>> the logo at MS preferred position.
>>
>>
>>
>> *From:* devel@edk2.groups.io <devel@edk2.groups.io> * On Behalf Of *Ni,
>> Ray
>> *Sent:* Wednesday, October 26, 2022 10:32 AM
>> *To:* Kinney, Michael D <michael.d.kin...@intel.com>;
>> devel@edk2.groups.io; Rhodes, Sean <sean@starlabs.systems>
>> *Cc:* Gao, Zhichao <zhichao....@intel.com>; Wang, Jian J <
>> jian.j.w...@intel.com>; Gao, Liming <gaolim...@byosoft.com.cn>
>> *Subject:* Re: [edk2-devel] [PATCH 2/3] MdeModulePkg/Logo: Add a PCD to
>> control the position of the Logo
>>
>>
>>
>> Are you suggesting that the exiting logic be updated for this use case
>> without adding a new enum?
>>
>>    - yes.
>>
>>
>>
>> *From:* Kinney, Michael D <michael.d.kin...@intel.com>
>> *Sent:* Wednesday, October 26, 2022 12:21 AM
>> *To:* devel@edk2.groups.io; Ni, Ray <ray...@intel.com>; Rhodes, Sean <
>> sean@starlabs.systems>; Kinney, Michael D <michael.d.kin...@intel.com>
>> *Cc:* Gao, Zhichao <zhichao....@intel.com>; Wang, Jian J <
>> jian.j.w...@intel.com>; Gao, Liming <gaolim...@byosoft.com.cn>
>> *Subject:* RE: [edk2-devel] [PATCH 2/3] MdeModulePkg/Logo: Add a PCD to
>> control the position of the Logo
>>
>>
>>
>> Ray,
>>
>>
>>
>> Are you suggesting that the exiting logic be updated for this use case
>> without adding a new enum?
>>
>>
>>
>> Sean, can you provide a revised patch that does this?
>>
>>
>>
>> Thanks,
>>
>>
>>
>> Mike
>>
>>
>>
>> *From:* devel@edk2.groups.io <devel@edk2.groups.io> *On Behalf Of *Ni,
>> Ray
>> *Sent:* Tuesday, October 25, 2022 12:58 AM
>> *To:* devel@edk2.groups.io; Rhodes, Sean <sean@starlabs.systems>
>> *Cc:* Gao, Zhichao <zhichao....@intel.com>; Wang, Jian J <
>> jian.j.w...@intel.com>; Gao, Liming <gaolim...@byosoft.com.cn>
>> *Subject:* Re: [edk2-devel] [PATCH 2/3] MdeModulePkg/Logo: Add a PCD to
>> control the position of the Logo
>>
>>
>>
>> I need a reason of adding
>> EdkiiPlatformLogoDisplayAttributeMicrosoftRecommended.
>>
>> In my opinion, without adding this new enum value, it’s still possible to
>> support MS recommendation.
>>
>>
>>
>> *From:* devel@edk2.groups.io <devel@edk2.groups.io> *On Behalf Of *Sean
>> Rhodes
>> *Sent:* Tuesday, October 25, 2022 3:27 PM
>> *To:* Ni, Ray <ray...@intel.com>
>> *Cc:* devel@edk2.groups.io; Gao, Zhichao <zhichao....@intel.com>; Wang,
>> Jian J <jian.j.w...@intel.com>; Gao, Liming <gaolim...@byosoft.com.cn>
>> *Subject:* Re: [edk2-devel] [PATCH 2/3] MdeModulePkg/Logo: Add a PCD to
>> control the position of the Logo
>>
>>
>>
>> Hi Ray
>>
>>
>>
>> Where would you suggest this code goes? edk2 should support both
>> Microsoft recommended and "normal". The original patch handled this well.
>>
>>
>>
>> Thanks
>>
>>
>>
>> Sean
>>
>>
>>
>> On Mon, 10 Oct 2022 at 10:25, Ni, Ray <ray...@intel.com> wrote:
>>
>> The logic I shared below is from the LogoDxe driver which produces
>> EDKII_PLATFORM_LOGO_PROTOCOL.
>>
>> This driver should know the image size and it can account for the image
>> size.
>>
>>
>>
>> Thanks,
>>
>> Ray
>>
>>
>>
>> *From:* Sean Rhodes <sean@starlabs.systems>
>> *Sent:* Monday, October 10, 2022 4:51 PM
>> *To:* Ni, Ray <ray...@intel.com>
>> *Cc:* devel@edk2.groups.io; Gao, Zhichao <zhichao....@intel.com>; Wang,
>> Jian J <jian.j.w...@intel.com>; Gao, Liming <gaolim...@byosoft.com.cn>
>> *Subject:* Re: [PATCH 2/3] MdeModulePkg/Logo: Add a PCD to control the
>> position of the Logo
>>
>>
>>
>> Hi Ray
>>
>>
>>
>> Thank you, it does, and I think it will work for most splash images.
>> However, the way it's written in my patch accounts for the Image size. This
>> will handle splash images that are equal to, or larger than the resolution
>> of the display.
>>
>>
>>
>> Thanks
>>
>>
>>
>> Sean
>>
>>
>>
>> On Sat, 8 Oct 2022 at 03:02, Ni, Ray <ray...@intel.com> wrote:
>>
>> Sean,
>> I remember that I evaluated the BGRT requirement when designing the
>> PlatformLogo protocol.
>>
>> So, I went back to got the code I wrote long time ago as below.
>> I didn't try to understand them now. Does it make sense to you?
>>
>>     Status = gBS->HandleProtocol (gST->ConsoleOutHandle,
>> &gEfiGraphicsOutputProtocolGuid, (VOID **) &GraphicsOutput);
>>     if (!EFI_ERROR (Status)) {
>>       //
>>       // Center of LOGO is in the vertical position 38.2% when
>> PcdBootLogoOnlyEnable is TRUE
>>       // Y = (VerticalResolution - LogoHeight) / 2
>>       // Y' = VerticalResolution * 0.382 - LogoHeight * 0.5
>>       // OffsetY + Y = Y'
>>       // OffsetY = Y' - Y = -0.118 * VerticalResolution
>>       //
>>       *Attribute = EdkiiPlatformLogoDisplayAttributeCenter;
>>       *OffsetX   = 0;
>>       *OffsetY   = -118 * (INTN)
>> GraphicsOutput->Mode->Info->VerticalResolution / 1000;
>>     }
>>
>> Thanks,
>> Ray
>>
>> > -----Original Message-----
>> > From: Sean Rhodes <sean@starlabs.systems>
>> > Sent: Monday, September 26, 2022 4:10 PM
>> > To: devel@edk2.groups.io
>> > Cc: Rhodes, Sean <sean@starlabs.systems>; Gao, Zhichao
>> > <zhichao....@intel.com>; Ni, Ray <ray...@intel.com>; Wang, Jian J
>> > <jian.j.w...@intel.com>; Gao, Liming <gaolim...@byosoft.com.cn>
>> > Subject: [PATCH 2/3] MdeModulePkg/Logo: Add a PCD to control the
>> > position of the Logo
>> >
>> > When set to true, the Logo is positioned according to the BGRT
>> > specification, 38.2% from the top of the screen. When set to false,
>> > no behaviour is changed and the logo is positioned centrally.
>> >
>> > Cc: Zhichao Gao <zhichao....@intel.com>
>> > Cc: Ray Ni <ray...@intel.com>
>> > Cc: Jian J Wang <jian.j.w...@intel.com>
>> > Cc: Liming Gao <gaolim...@byosoft.com.cn>
>> > Signed-off-by: Sean Rhodes <sean@starlabs.systems>
>> > ---
>> >  MdeModulePkg/Logo/Logo.c      | 5 +++++
>> >  MdeModulePkg/Logo/LogoDxe.inf | 4 ++++
>> >  MdeModulePkg/MdeModulePkg.dec | 6 ++++++
>> >  MdeModulePkg/MdeModulePkg.uni | 6 ++++++
>> >  4 files changed, 21 insertions(+)
>> >
>> > diff --git a/MdeModulePkg/Logo/Logo.c b/MdeModulePkg/Logo/Logo.c
>> > index 8ab874d2da..1638d0f984 100644
>> > --- a/MdeModulePkg/Logo/Logo.c
>> > +++ b/MdeModulePkg/Logo/Logo.c
>> > @@ -13,6 +13,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
>> >  #include <Protocol/HiiPackageList.h>
>> >
>> >  #include <Library/UefiBootServicesTableLib.h>
>> >
>> >  #include <Library/DebugLib.h>
>> >
>> > +#include <Library/PcdLib.h>
>> >
>> >
>> >
>> >  typedef struct {
>> >
>> >    EFI_IMAGE_ID                             ImageId;
>> >
>> > @@ -69,6 +70,10 @@ GetImage (
>> >      return EFI_NOT_FOUND;
>> >
>> >    }
>> >
>> >
>> >
>> > +  if (FixedPcdGetBool (PcdFollowMicrosoftRecommended)) {
>> >
>> > +    mLogos[Current].Attribute =
>> > EdkiiPlatformLogoDisplayAttributeMicrosoftRecommended;
>> >
>> > +  }
>> >
>> > +
>> >
>> >    (*Instance)++;
>> >
>> >    *Attribute = mLogos[Current].Attribute;
>> >
>> >    *OffsetX   = mLogos[Current].OffsetX;
>> >
>> > diff --git a/MdeModulePkg/Logo/LogoDxe.inf
>> > b/MdeModulePkg/Logo/LogoDxe.inf
>> > index 41215d25d8..ce29950089 100644
>> > --- a/MdeModulePkg/Logo/LogoDxe.inf
>> > +++ b/MdeModulePkg/Logo/LogoDxe.inf
>> > @@ -41,6 +41,7 @@
>> >    UefiBootServicesTableLib
>> >
>> >    UefiDriverEntryPoint
>> >
>> >    DebugLib
>> >
>> > +  PcdLib
>> >
>> >
>> >
>> >  [Protocols]
>> >
>> >    gEfiHiiDatabaseProtocolGuid        ## CONSUMES
>> >
>> > @@ -48,6 +49,9 @@
>> >    gEfiHiiPackageListProtocolGuid     ## PRODUCES CONSUMES
>> >
>> >    gEdkiiPlatformLogoProtocolGuid     ## PRODUCES
>> >
>> >
>> >
>> > +[Pcd]
>> >
>> > +  gEfiMdeModulePkgTokenSpaceGuid.PcdFollowMicrosoftRecommended
>> > ## CONSUMES
>> >
>> > +
>> >
>> >  [Depex]
>> >
>> >    gEfiHiiDatabaseProtocolGuid AND
>> >
>> >    gEfiHiiImageExProtocolGuid
>> >
>> > diff --git a/MdeModulePkg/MdeModulePkg.dec
>> > b/MdeModulePkg/MdeModulePkg.dec
>> > index 58e6ab0048..ac437990f1 100644
>> > --- a/MdeModulePkg/MdeModulePkg.dec
>> > +++ b/MdeModulePkg/MdeModulePkg.dec
>> > @@ -2102,6 +2102,12 @@
>> >    # @Prompt The shared bit mask when Intel Tdx is enabled.
>> >
>> >
>> > gEfiMdeModulePkgTokenSpaceGuid.PcdTdxSharedBitMask|0x0|UINT64|0x
>> > 10000025
>> >
>> >
>> >
>> > +  ## This PCD sets the position of the Boot Logo.
>> >
>> > +  #   TRUE  - The Logo is positioned following the recommendations from
>> > Microsoft.
>> >
>> > +  #   FALSE - The logo is positioned in the center of the screen.
>> >
>> > +  # @ Prompt This position of the boot logo
>> >
>> > +
>> > gEfiMdeModulePkgTokenSpaceGuid.PcdFollowMicrosoftRecommended|FA
>> > LSE|BOOLEAN|0x10000026
>> >
>> > +
>> >
>> >  [PcdsPatchableInModule]
>> >
>> >    ## Specify memory size with page number for PEI code when
>> >
>> >    #  Loading Module at Fixed Address feature is enabled.
>> >
>> > diff --git a/MdeModulePkg/MdeModulePkg.uni
>> > b/MdeModulePkg/MdeModulePkg.uni
>> > index 33ce9f6198..09c1ac1cc1 100644
>> > --- a/MdeModulePkg/MdeModulePkg.uni
>> > +++ b/MdeModulePkg/MdeModulePkg.uni
>> > @@ -1338,3 +1338,9 @@
>> >  #string
>> > STR_gEfiMdeModulePkgTokenSpaceGuid_PcdPcieResizableBarSupport_HEL
>> > P #language en-US "Indicates if the PCIe Resizable BAR Capability
>> > Supported.<BR><BR>\n"
>> >
>> >
>>                       "TRUE  - PCIe Resizable BAR
>> > Capability is supported.<BR>\n"
>> >
>> >
>>                       "FALSE - PCIe Resizable BAR
>> > Capability is not supported.<BR>"
>> >
>> > +
>> >
>> > +#string
>> > STR_gEfiMdeModulePkgTokenSpaceGuid_PcdFollowMicrosoftRecommende
>> > d_PROMPT #language en-US "The position of the Boot Logo"
>> >
>> > +
>> >
>> > +#string
>> > STR_gEfiMdeModulePkgTokenSpaceGuid_PcdFollowMicrosoftRecommend_
>> > HELP   #language en-US "Sets the position of the Logo. When set to
>> true, the
>> > Logo is positioned following the recommendations"
>> >
>> > +
>>                        " from Microsoft, 38.2% from
>> > the top of the screen."
>> >
>> > +
>> >
>> > --
>> > 2.34.1
>>
>> 
>
>


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