From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by mx.groups.io with SMTP id smtpd.web08.919.1647050070631942533 for ; Fri, 11 Mar 2022 17:55:36 -0800 Authentication-Results: mx.groups.io; dkim=fail reason="unable to parse pub key" header.i=@intel.com header.s=intel header.b=kvJy+koc; spf=pass (domain: intel.com, ip: 192.55.52.115, mailfrom: min.m.xu@intel.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1647050135; x=1678586135; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=c1wjaOaZ8EUNLbmMo9wvL7bkmPyV/iu+0lNO3hxsiZU=; b=kvJy+koc2rTsS63qSzxmswnGsVYaVbgZa6eURQVRU9A3Ws37tiBKbkMn SZqD9FNx/OBpia/AFPkK+n2fUMZkT9UCFRDdepv/3Fk5ODKIt6zHdqF14 bmo85yGFqmrkA0+34eNcQIFuMd1yPdRZlPP4rg4ELElp+mABXlXN+2tuc Ey4eiqnE1xCt11pmnYwW9S/+0ey7jzQNBkSgjEGBCepyQywG/fQqR0G8t 0GYaS85FFRGj900cZJxjjml1jdS87oxQ+hwhlnO+n1gmMJGYegYRLl7RX ZS760FkBWXJ3NnJRlm9U92f8IG04PB/bq0ojjJZ63Jzk9iBIV0C10JzN6 g==; X-IronPort-AV: E=McAfee;i="6200,9189,10283"; a="255894576" X-IronPort-AV: E=Sophos;i="5.90,175,1643702400"; d="scan'208";a="255894576" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Mar 2022 17:55:35 -0800 X-IronPort-AV: E=Sophos;i="5.90,175,1643702400"; d="scan'208";a="555564759" Received: from mxu9-mobl1.ccr.corp.intel.com ([10.255.29.254]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Mar 2022 17:55:32 -0800 From: "Min Xu" To: devel@edk2.groups.io Cc: Min Xu , Ard Biesheuvel , Jordan Justen , Brijesh Singh , Erdem Aktas , James Bottomley , Jiewen Yao , Tom Lendacky , Gerd Hoffmann , Sebastien Boeuf Subject: [PATCH V8 22/47] OvmfPkg/PlatformPei: Refactor MaxCpuCountInitialization Date: Sat, 12 Mar 2022 09:53:47 +0800 Message-Id: X-Mailer: git-send-email 2.29.2.windows.2 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3863 MaxCpuCountInitialization is splitted into two: - PlatformMaxCpuCountInitialization is for PlatformInitLib - MaxCpuCountInitialization is for PlatformPei. It calls PlatformMaxCpuCountInitialization then sets PCDs. Cc: Ard Biesheuvel Cc: Jordan Justen Cc: Brijesh Singh Cc: Erdem Aktas Cc: James Bottomley Cc: Jiewen Yao Cc: Tom Lendacky Cc: Gerd Hoffmann Cc: Sebastien Boeuf Signed-off-by: Min Xu --- OvmfPkg/PlatformPei/Platform.c | 31 ++++++++++++++++++++++--------- 1 file changed, 22 insertions(+), 9 deletions(-) diff --git a/OvmfPkg/PlatformPei/Platform.c b/OvmfPkg/PlatformPei/Platform.c index 7d370c9b8fa8..c184fdb57ee0 100644 --- a/OvmfPkg/PlatformPei/Platform.c +++ b/OvmfPkg/PlatformPei/Platform.c @@ -542,13 +542,12 @@ Q35BoardVerification ( them to UefiCpuPkg modules. Set the mMaxCpuCount variable. **/ VOID -MaxCpuCountInitialization ( +PlatformMaxCpuCountInitialization ( IN OUT EFI_HOB_PLATFORM_INFO *PlatformInfoHob ) { - UINT16 BootCpuCount; - UINT32 MaxCpuCount; - RETURN_STATUS PcdStatus; + UINT16 BootCpuCount; + UINT32 MaxCpuCount; // // Try to fetch the boot CPU count. @@ -705,15 +704,29 @@ MaxCpuCountInitialization ( )); ASSERT (BootCpuCount <= MaxCpuCount); - PcdStatus = PcdSet32S (PcdCpuBootLogicalProcessorNumber, BootCpuCount); - ASSERT_RETURN_ERROR (PcdStatus); - PcdStatus = PcdSet32S (PcdCpuMaxLogicalProcessorNumber, MaxCpuCount); - ASSERT_RETURN_ERROR (PcdStatus); - PlatformInfoHob->PcdCpuMaxLogicalProcessorNumber = MaxCpuCount; PlatformInfoHob->PcdCpuBootLogicalProcessorNumber = BootCpuCount; } +/** + Fetch the boot CPU count and the possible CPU count from QEMU, and expose + them to UefiCpuPkg modules. Set the mMaxCpuCount variable. +**/ +VOID +MaxCpuCountInitialization ( + IN OUT EFI_HOB_PLATFORM_INFO *PlatformInfoHob + ) +{ + RETURN_STATUS PcdStatus; + + PlatformMaxCpuCountInitialization (PlatformInfoHob); + + PcdStatus = PcdSet32S (PcdCpuBootLogicalProcessorNumber, PlatformInfoHob->PcdCpuBootLogicalProcessorNumber); + ASSERT_RETURN_ERROR (PcdStatus); + PcdStatus = PcdSet32S (PcdCpuMaxLogicalProcessorNumber, PlatformInfoHob->PcdCpuMaxLogicalProcessorNumber); + ASSERT_RETURN_ERROR (PcdStatus); +} + /** Perform Platform PEI initialization. -- 2.29.2.windows.2