From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-oi0-x230.google.com (mail-oi0-x230.google.com [IPv6:2607:f8b0:4003:c06::230]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id B14BC21A16E5F for ; Tue, 23 May 2017 05:34:59 -0700 (PDT) Received: by mail-oi0-x230.google.com with SMTP id h4so198866179oib.3 for ; Tue, 23 May 2017 05:34:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=cYAFowI6g5xBO4HYOsZ2vOn/6Tsih7XKWhyOAeOSpIc=; b=Dn2eKnHWVptO61kfVeJR3g3vU6dYbnQfaKe1YOhk+PTE8+ihi93JmQYBXhsehGmKc4 ecg0o9t8zhGvfoboo7Qf28//lxboxMnxeK6ExqRJE69NR+j/4BoCGF28rkkBPCQGkJWB URgY3q0wmmtDM2x3wswDDvaX8GvZmNE1ogvNqtMzdUJyROOpxnyPP2Zn6nOZXRHEhYGC is2xiGN80pTJOlk14OYPyzZsDsjfhniXh+Ja86tfXOCGfbo+XfIqpKJNgD6Jqisi1lHY iJKmVKrwSVkGqQpb9czQWiEWuVSoiVegn5XghHnAbfMCJicAiiS4F2NKKdRRD9LvT8ux ouIw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=cYAFowI6g5xBO4HYOsZ2vOn/6Tsih7XKWhyOAeOSpIc=; b=f7bE90bZmFWHFT9APwOjdWsuLrd7HZukjRLrdAay2droopE+TSOs1McxRARz709gJ3 QdRysPWovxSYJCN+pNaOzSotgzWGE9xwcoLH3AKWbruhGGpDxQmEN91MprFaEBLSfwgP Pbc/7KWCRqQeEMVze5Bil5csvfcAAXpCdUrCuwfi9lckKzr6Zs5IU8U5XRTVPM8T5oYA 2m7btEIIvIBQop+P6l5S3BdcDXUNrmBRyEhN6iLZbZEtZXw+1nEaLoPmcVLTa+ppqT7h ioXZaH6M9JqkAay25QBuFvaEU3hIEqpVgZcKvfh7CszVe0/7L/LeEwRL+2Yz9zAzWXp/ 8RMQ== X-Gm-Message-State: AODbwcAmUD6OIcFtqPWCxhqGi/AMGEm2oQEFJcHTC0xzrmnXf6Ra6Z4B a3Scz3u0nfBPrwbn+zFoqDk5fBVB/w== X-Received: by 10.157.82.95 with SMTP id q31mr1842025otg.165.1495542898981; Tue, 23 May 2017 05:34:58 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: GN Keshava Date: Tue, 23 May 2017 12:34:48 +0000 Message-ID: To: "Ramesh R." , "edk2-devel@lists.01.org" X-Content-Filtered-By: Mailman/MimeDel 2.1.22 Subject: Re: UEFI shell vs UEFI BIOS version compatibility X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 May 2017 12:35:00 -0000 Content-Type: text/plain; charset="UTF-8" Hi Ramesh, Thanks for the reply. But I'm facing issue when i load a driver using load command. I tried with the latest driver binary. Also, this issue is not observed on Intel Gigabit motherboard with UEFI bios version 2.4. But issue is observed on PC with UEFI 2.3.1 When I load driver.efi, screen just goes blank. Thanks again. Regards, Keshava On Tue, 23 May 2017 at 17:55 Ramesh R. wrote: > Hi, > > Old Shell was installing EFI_SHELL_INTERFACE and new shell is installing > the EFI_SHELL_PARAMETERS_PROTOCOL on the shell application. > > Thanks, > Ramesh > > -----Original Message----- > From: edk2-devel [mailto:edk2-devel-bounces@lists.01.org] On Behalf Of GN > Keshava > Sent: 23 May 2017 17:01 > To: edk2-devel@lists.01.org > Subject: [edk2] UEFI shell vs UEFI BIOS version compatibility > > Hi all, > > I was using older version of UEFI shell (older EFI shell inside > EdkShellBinPkg). It was working fine with my testing PCs (Intel core i5 > (Dell Optiplex 7020) (UEFI ver 2.31) as well as Intel Gigabit motherboard > (UEFI ver 2.4)). I'm able to load any driver efi and use it. > > Now I'm trying newer UEFI shell (UEFI Interactive shell v 2.2, the newer > one in ShellBinPkg). > I'm trying to load my driver (and default Fat.efi driver downloaded from > github as well) It is working fine with Intel Gigabit motherboard (UEFI ver > 2.4). I'm able to load the driver and use it. > But if I try to load the same efi driver on newer UEFI shell v2.2 on Intel > core i5 (Dell Optiplex 7020) (UEFI ver 2.31), display is just turning > black, and I'm not able to use the shell any further. (But I'm able to load > my custom shell application!) > > What could be the issue? Any help is much appreciated. > > Thanks. > With regards, > Keshava > _______________________________________________ > edk2-devel mailing list > edk2-devel@lists.01.org > https://lists.01.org/mailman/listinfo/edk2-devel >