回复: [edk2-devel] [PATCH] MdeModulePkg/Frontpage: Get SMBIOS Data from table directly

[gaoliming]

Sean:
 Seemly, your case doesn't install SMBIOS protocol. Can you give the detail information about this usage that provides SMBIOS table without SMBIOS protocol?

Thanks
Liming
> -----邮件原件-----
> 发件人: devel at edk2.groups.io <devel at edk2.groups.io> 代表 Michael
> Brown
> 发送时间: 2022年2月2日 22:18
> 收件人: Sean Rhodes <sean at starlabs.systems>; devel at edk2.groups.io
> 主题: Re: [edk2-devel] [PATCH] MdeModulePkg/Frontpage: Get SMBIOS Data
> from table directly
> 
> On 02/02/2022 09:02, Sean Rhodes wrote:
> > Not quite sure how to implement that, are there any existing use cases
> > that I can look at?
> 
>  From the way that your patch uses SMBIOS data, I'm assuming that your
> use case involves a pre-existing SMBIOS table structure that is
> constructed by something (e.g. coreboot) before UEFI starts up, and that
> you want to extract information from this table.
> 
> If this assumption is correct, then the use case looks similar to the
> way that OvmfPkg handles a pre-existing SMBIOS table constructed by the
> hypervisor: the binary table is minimally parsed and all structures are
> handed over to UEFI via EFI_SMBIOS_PROTOCOL.Add().  This means that all
> structures from the pre-existing SMBIOS table are available to any UEFI
> SMBIOS consumers.
> 
> See, for example OvmfPkg/SmbiosPlatformDxe/SmbiosPlatformDxe.c.
> 
> HTH,
> 
> Michael
> 
> 
> 
> 





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