From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail05.groups.io (mail05.groups.io [45.79.224.7]) by spool.mail.gandi.net (Postfix) with ESMTPS id E8DDCAC0B60 for ; Fri, 2 Aug 2024 05:05:59 +0000 (UTC) DKIM-Signature: a=rsa-sha256; bh=2OLKDASYufK/9oIQJOoC/bkGa7h7QGKQIQFT+lJ5AmQ=; c=relaxed/simple; d=groups.io; h=From:MIME-version:Subject:Date:References:To:In-reply-to:Message-id:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Resent-Date:Resent-From:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-type; s=20240206; t=1722575159; v=1; b=LqlJgQWIu6txzz0S61i6+Ym0hBQSUzD2BZQE6cgqeSUFR4qtBLEGxOwp6nape5oo5ySLfNAM RcIlUb8ixzo8wh1EX0ZOoZ359QRpzLKwqTAlsaEOgbr9dwCSCZgwnQkhF/Ga8hxAaeKWVuKJcX/ RXk1Nsr67KzJMpc+5M/MD5ANUSt4W5aUU1WIIHt7zsrKxgABwDYnYZzt+2i4OVutBPRgZXqvuPO bRb22EJsc2dIT+N1o4tr8g6iR9WbKn850Hd5qVcv5PnIj+5awErHZXkxkWJ2x3i93Nm9VTcIqCB V73hdO5USzOqAXkGHA2RelFZrSowUln3L/DEALRz6UXEA== X-Received: by 127.0.0.2 with SMTP id A5TkYY7687511xW0y2vaJvIE; Thu, 01 Aug 2024 22:05:58 -0700 X-Received: from rn-mailsvcp-mx-lapp02.apple.com (rn-mailsvcp-mx-lapp02.apple.com [17.179.253.23]) by mx.groups.io with SMTP id smtpd.web11.86189.1722575152722949111 for ; Thu, 01 Aug 2024 22:05:52 -0700 X-Received: from rn-mailsvcp-mta-lapp01.rno.apple.com (rn-mailsvcp-mta-lapp01.rno.apple.com [10.225.203.149]) by rn-mailsvcp-mx-lapp02.rno.apple.com (Oracle Communications Messaging Server 8.1.0.23.20230328 64bit (built Mar 28 2023)) with ESMTPS id <0SHK00T6ARHSZ610@rn-mailsvcp-mx-lapp02.rno.apple.com> for devel@edk2.groups.io; Thu, 01 Aug 2024 22:05:52 -0700 (PDT) X-Received: from rn-mailsvcp-mmp-lapp01.rno.apple.com (rn-mailsvcp-mmp-lapp01.rno.apple.com [17.179.253.14]) by rn-mailsvcp-mta-lapp01.rno.apple.com (Oracle Communications Messaging Server 8.1.0.23.20230328 64bit (built Mar 28 2023)) with ESMTPS id <0SHK00FLBRHSU050@rn-mailsvcp-mta-lapp01.rno.apple.com>; Thu, 01 Aug 2024 22:05:52 -0700 (PDT) X-Received: from process_milters-daemon.rn-mailsvcp-mmp-lapp01.rno.apple.com by rn-mailsvcp-mmp-lapp01.rno.apple.com (Oracle Communications Messaging Server 8.1.0.23.20230328 64bit (built Mar 28 2023)) id <0SHK00G00R1MZ600@rn-mailsvcp-mmp-lapp01.rno.apple.com>; Thu, 01 Aug 2024 22:05:52 -0700 (PDT) X-Va-A: X-Va-T-CD: 8d65ac2ddd91692b439b297081000c8a X-Va-E-CD: c4fcf129f1f5c110ebb558c4a2db42ff X-Va-R-CD: dd74b6cd5a9f816772b2809721fea11f X-Va-ID: 01de9890-dd37-4c44-82df-42ddb50c6c98 X-Va-CD: 0 X-V-A: X-V-T-CD: 8d65ac2ddd91692b439b297081000c8a X-V-E-CD: c4fcf129f1f5c110ebb558c4a2db42ff X-V-R-CD: dd74b6cd5a9f816772b2809721fea11f X-V-ID: 578304e8-1916-4905-aff3-aef0958315dc X-V-CD: 0 X-Received: from smtpclient.apple (unknown [17.234.108.76]) by rn-mailsvcp-mmp-lapp01.rno.apple.com (Oracle Communications Messaging Server 8.1.0.23.20230328 64bit (built Mar 28 2023)) with ESMTPSA id <0SHK00U76RHRKT00@rn-mailsvcp-mmp-lapp01.rno.apple.com>; Thu, 01 Aug 2024 22:05:52 -0700 (PDT) From: "Andrew Fish via groups.io" MIME-version: 1.0 (Mac OS X Mail 16.0 \(3774.300.61.1.2\)) Subject: Re: [edk2-devel] How to optimize boot time? Date: Thu, 01 Aug 2024 22:05:41 -0700 References: <72oc.1720007564630345508.KGpB@groups.io> To: edk2-devel-groups-io , hckaraca99@gmail.com In-reply-to: <72oc.1720007564630345508.KGpB@groups.io> Message-id: 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 Resent-Date: Thu, 01 Aug 2024 22:05:52 -0700 Resent-From: afish@apple.com Reply-To: devel@edk2.groups.io,afish@apple.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: ewMRxAQyTaurk01HDAuCortYx7686176AA= Content-type: multipart/alternative; boundary="Apple-Mail=_745C245A-77E5-4ACF-A47E-AF93F46D5388" X-GND-Status: LEGIT Authentication-Results: spool.mail.gandi.net; dkim=pass header.d=groups.io header.s=20240206 header.b=LqlJgQWI; dmarc=pass (policy=none) header.from=groups.io; spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 45.79.224.7 as permitted sender) smtp.mailfrom=bounce@groups.io --Apple-Mail=_745C245A-77E5-4ACF-A47E-AF93F46D5388 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 > On Jul 3, 2024, at 4:52=E2=80=AFAM, Hamit Can Karaca wrote: >=20 > Hi, >=20 > So I've a SBL+EDK2 customized firmware. This firmware enters the BIOS men= u in approximately 17 seconds. I haven't seen this as a problem for a long = time, but I've seen some CFL motherboards boot up the OS in 17 seconds. The= motherboard I use is CFL-H. Is there a solution that will allow me to shor= ten this period even more? >=20 There is a performance logging infrastructure in the codebase. There are PE= RF_START/PERF_END macros that record timestamps.=20 See: https://github.com/tianocore/tianocore.github.io/wiki/Edk2-Performance= -Infrastructure Thanks, Andrew Fish > Thanks, > Hamit Can KARACA >=20 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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On Jul 3, 2024, at 4:52=E2= =80=AFAM, Hamit Can Karaca <hckaraca99@gmail.com> wrote:

Hi,

So I've a SBL+EDK2 customi= zed firmware. This firmware enters the BIOS menu in approximately 17 second= s. I haven't seen this as a problem for a long time, but I've seen some CFL= motherboards boot up the OS in 17 seconds. The motherboard I use is CFL-H.= Is there a solution that will allow me to shorten this period even more?

There is a performance logging= infrastructure in the codebase. There are PERF_START/PERF_END macros that = record timestamps. 


Thanks,

Andrew Fish

Thanks,
Hamit = Can KARACA

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