From: "Ni, Ray" <ray.ni@intel.com>
To: "Chuang, SofiaX" <sofiax.chuang@intel.com>,
"devel@edk2.groups.io" <devel@edk2.groups.io>
Cc: "Chaganty, Rangasai V" <rangasai.v.chaganty@intel.com>
Subject: Re: [edk2-devel][PATCH v4 1/7] IntelSiliconPkg/ReportCpuHobLib: Add ReportCpuHobLib
Date: Thu, 6 May 2021 10:09:44 +0000 [thread overview]
Message-ID: <CO1PR11MB49304A33C4BF8B62F62FAE458C589@CO1PR11MB4930.namprd11.prod.outlook.com> (raw)
In-Reply-To: <4dfe3dfc83d895b824362ec79e04d08a94b79c59.1620065019.git.sofiax.chuang@intel.com>
> +/**
>
> + Function for Report CPU HOB library
> + This library report the CPU HOB with Physical Address bits.
1. "Build a HOB for the CPU."
>
> + UINT8 PhysicalAddressBits;
>
> + CPUID_VIR_PHY_ADDRESS_SIZE_EAX AddressSizeEax;
>
> +
>
> + AsmCpuid (CPUID_VIR_PHY_ADDRESS_SIZE, &AddressSizeEax.Uint32, NULL, NULL, NULL);
>
> + if (AddressSizeEax.Uint32 >= CPUID_VIR_PHY_ADDRESS_SIZE) {
>
> + AsmCpuid (CPUID_VIR_PHY_ADDRESS_SIZE, &AddressSizeEax.Uint32, NULL, NULL, NULL);
>
> + PhysicalAddressBits = (UINT8) AddressSizeEax.Uint32;
2. PhysicalAddressBits = (UINT8) AddressSizeEax.Bits.PhysicalAddressBits
next prev parent reply other threads:[~2021-05-06 10:09 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-03 18:22 [edk2-devel][PATCH v4 0/7] Move ReportCpuHobLib from MinPlatformPkg to IntelSiliconPkg sofiax.chuang
2021-05-03 18:22 ` [edk2-devel][PATCH v4 1/7] IntelSiliconPkg/ReportCpuHobLib: Add ReportCpuHobLib sofiax.chuang
2021-05-06 10:09 ` Ni, Ray [this message]
2021-05-03 18:22 ` [edk2-devel][PATCH v4 2/7] TigerlakeOpenBoard: Move ReportCpuHob library path sofiax.chuang
2021-05-10 9:02 ` Heng Luo
2021-05-03 18:22 ` [edk2-devel][PATCH v4 3/7] SimicsOpenBoard: " sofiax.chuang
2021-05-03 18:22 ` [edk2-devel][PATCH v4 4/7] KabylakeOpenBoard: " sofiax.chuang
2021-05-03 18:22 ` [edk2-devel][PATCH v4 5/7] WhiskeylakeOpenBoard: Move " sofiax.chuang
2021-05-03 18:22 ` [edk2-devel][PATCH v4 6/7] MiniPlatformPkg: Move ReportCpuHob " sofiax.chuang
2021-05-03 18:22 ` [edk2-devel][PATCH v4 7/7] CometlakeOpenBoard: " sofiax.chuang
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