From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by spool.mail.gandi.net (Postfix) with ESMTPS id 773DF94149B for ; Thu, 15 Feb 2024 09:31:57 +0000 (UTC) DKIM-Signature: a=rsa-sha256; bh=vpVds3XLCqOz3VLsT8/tLOoYZgjg3+Q6cKVuQATKYmE=; c=relaxed/simple; d=groups.io; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:MIME-Version:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Transfer-Encoding:Content-Type; s=20140610; t=1707989516; v=1; b=qFANy4VYtKXCrq4qf9TRJ8e5HpfjNX6DaPf6pxFtbILaYb8OIU26+J0Q1FypcFZ+qwWbMCLr OLE1VPEPS0w6k4FAmhmBkbz2TFJl+F9Fg2Y4j6zh0lW2k0QVP8i0LrTrLLq6YXugwYjBvoANAru rELBzgA0Zf1YPdyTncyWWng8= X-Received: by 127.0.0.2 with SMTP id JNBYYY7687511xfZpgUuPbzK; Thu, 15 Feb 2024 01:31:56 -0800 X-Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by mx.groups.io with SMTP id smtpd.web10.10345.1707989515495990189 for ; Thu, 15 Feb 2024 01:31:55 -0800 X-Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-451-z9_lhadnP860jQd1mmTALQ-1; Thu, 15 Feb 2024 04:31:51 -0500 X-MC-Unique: z9_lhadnP860jQd1mmTALQ-1 X-Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id AB82685A588; Thu, 15 Feb 2024 09:31:50 +0000 (UTC) X-Received: from sirius.home.kraxel.org (unknown [10.39.193.16]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 4F87640C9444; Thu, 15 Feb 2024 09:31:50 +0000 (UTC) X-Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 2344A180098D; Thu, 15 Feb 2024 10:31:49 +0100 (CET) From: "Gerd Hoffmann" To: devel@edk2.groups.io Cc: Oliver Steffen , Ray Ni , Laszlo Ersek , Rahul Kumar , Gerd Hoffmann Subject: [edk2-devel] [PATCH 1/5] UefiCpuPkg/MpInitLib: Add ProcessorIndex argument to GetMpHandOffHob() Date: Thu, 15 Feb 2024 10:31:45 +0100 Message-ID: <20240215093149.251319-2-kraxel@redhat.com> In-Reply-To: <20240215093149.251319-1-kraxel@redhat.com> References: <20240215093149.251319-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.2 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,kraxel@redhat.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: QGSGEhAFodE4N1hJpRIlle76x7686176AA= Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII"; x-default=true X-GND-Status: LEGIT Authentication-Results: spool.mail.gandi.net; dkim=pass header.d=groups.io header.s=20140610 header.b=qFANy4VY; dmarc=fail reason="SPF not aligned (relaxed), DKIM not aligned (relaxed)" header.from=redhat.com (policy=none); spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce@groups.io This allows to specify which HOB should be returned in case multiple MP_HAND_OFF HOBs are present in the system. Also add the function prototype to the MpLib.h header file. Signed-off-by: Gerd Hoffmann --- UefiCpuPkg/Library/MpInitLib/MpLib.h | 12 ++++++++++++ UefiCpuPkg/Library/MpInitLib/MpLib.c | 20 +++++++++++++------- 2 files changed, 25 insertions(+), 7 deletions(-) diff --git a/UefiCpuPkg/Library/MpInitLib/MpLib.h b/UefiCpuPkg/Library/MpInitLib/MpLib.h index a96a6389c17d..7e409cceaddf 100644 --- a/UefiCpuPkg/Library/MpInitLib/MpLib.h +++ b/UefiCpuPkg/Library/MpInitLib/MpLib.h @@ -485,6 +485,18 @@ SwitchApContext ( IN MP_HAND_OFF *MpHandOff ); +/** + Get pointer to MP_HAND_OFF GUIDed HOB, starting with ProcessorIndex + + @param[in] ProcessorIndex. + + @return The pointer to MP_HAND_OFF structure. +**/ +MP_HAND_OFF * +GetMpHandOffHob ( + IN UINT32 ProcessorIndex + ); + /** Get available EfiBootServicesCode memory below 4GB by specified size. diff --git a/UefiCpuPkg/Library/MpInitLib/MpLib.c b/UefiCpuPkg/Library/MpInitLib/MpLib.c index cdfb570e61a0..e0a2366073a7 100644 --- a/UefiCpuPkg/Library/MpInitLib/MpLib.c +++ b/UefiCpuPkg/Library/MpInitLib/MpLib.c @@ -1961,25 +1961,31 @@ SwitchApContext ( } /** - Get pointer to MP_HAND_OFF GUIDed HOB. + Get pointer to MP_HAND_OFF GUIDed HOB, starting with ProcessorIndex + + @param[in] ProcessorIndex. @return The pointer to MP_HAND_OFF structure. **/ MP_HAND_OFF * GetMpHandOffHob ( - VOID + IN UINT32 ProcessorIndex ) { EFI_HOB_GUID_TYPE *GuidHob; MP_HAND_OFF *MpHandOff; - MpHandOff = NULL; - GuidHob = GetFirstGuidHob (&mMpHandOffGuid); - if (GuidHob != NULL) { + for (GuidHob = GetFirstGuidHob (&mMpHandOffGuid); + GuidHob != NULL; + GuidHob = GetNextGuidHob (&mMpHandOffGuid, GET_NEXT_HOB (GuidHob))) + { MpHandOff = (MP_HAND_OFF *)GET_GUID_HOB_DATA (GuidHob); + if (MpHandOff->ProcessorIndex == ProcessorIndex) { + return MpHandOff; + } } - return MpHandOff; + return NULL; } /** @@ -2020,7 +2026,7 @@ MpInitLibInitialize ( UINTN BackupBufferAddr; UINTN ApIdtBase; - MpHandOff = GetMpHandOffHob (); + MpHandOff = GetMpHandOffHob (0); if (MpHandOff == NULL) { MaxLogicalProcessorNumber = PcdGet32 (PcdCpuMaxLogicalProcessorNumber); } else { -- 2.43.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. 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