From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A685BC4345F for ; Sat, 27 Apr 2024 07:24:21 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1s0cPt-0001ln-6h; Sat, 27 Apr 2024 03:24:13 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1s0cPr-0001lI-7Z; Sat, 27 Apr 2024 03:24:11 -0400 Received: from isrv.corpit.ru ([86.62.121.231]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1s0cPp-0005D6-Cp; Sat, 27 Apr 2024 03:24:10 -0400 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id 2FCC562680; Sat, 27 Apr 2024 10:24:13 +0300 (MSK) Received: from [192.168.177.130] (mjt.wg.tls.msk.ru [192.168.177.130]) by tsrv.corpit.ru (Postfix) with ESMTP id 18D1EC04F0; Sat, 27 Apr 2024 10:24:04 +0300 (MSK) Message-ID: <97934a65-f62f-49e9-820b-07463c3029ed@tls.msk.ru> Date: Sat, 27 Apr 2024 10:24:04 +0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/1] target/riscv/kvm: fix timebase-frequency when using KVM acceleration From: Michael Tokarev To: Andrew Jones , Yong-Xuan Wang , qemu-devel@nongnu.org, qemu-riscv@nongnu.org, qemu-stable Cc: greentime.hu@sifive.com, vincent.chen@sifive.com, frank.chang@sifive.com, jim.shu@sifive.com, Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= References: <20240314061510.9800-1-yongxuan.wang@sifive.com> <2C907355-C0F4-4C7F-B37C-8B4371A57B00@ventanamicro.com> Content-Language: en-US Autocrypt: addr=mjt@tls.msk.ru; keydata= xsBLBETIiwkBCADh3cFB56BQYPjtMZCfK6PSLR8lw8EB20rsrPeJtd91IoNZlnCjSoxd9Th1 bLUR8YlpRJ2rjc6O1Bc04VghqUOHgS/tYt8vLjcGWixzdhSLJgPDK3QQZPAvBjMbCt1B6euC WuD87Pv5Udlpnzf4aMwxkgfTusx+ynae/o+T5r7tXD+isccbC3SiGhmAPxFyY3zGcFk4+Rxc 0tP8YY2FWE/baHu+lBDTUN79efWAkHhex1XzVZsV7ZD16rzDbXFK5m6ApvGJWlr5YDEEydTF WwmvwBfr4OINVxzEG/ujNiG4fpMf2NsnFGyB9aSbFjXZevB4qWkduYYW+xpK1EryszHtAAYp zSBNaWNoYWVsIFRva2FyZXYgPG1qdEB0bHMubXNrLnJ1PsLAlgQTAQoAQAIbAwYLCQgHAwIE FQIIAwQWAgMBAh4BAheAAhkBFiEEbuGV0Yhuj/uBDUMkRXzgoIBEZcUFAmBbcjwFCS5e6jMA CgkQRXzgoIBEZcUTIQgA1hPsOF82pXxbcJXBMc4zB9OQu4AlnZvERoGyw7I2222QzaN3RFuj Fia//mapXzpIQNF08l/AA6cx+CKPeGnXwyZfF9fLa4RfifmdNKME8C00XlqnoJDZBGzq8yMy LAKDxl9OQWFcDwDxV+irg5U3fbtNVhvV0kLbS2TyQ0aU5w60ERS2NcyDWplOo7AOzZWChcA4 UFf78oVdZdCW8YDtU0uQFhA9moNnrePy1HSFqduxnlFHEI+fDj/TiOm2ci48b8SBBJOIJFjl SBgH8+SfT9ZqkzhN9vh3YJ49831NwASVm0x1rDHcIwWD32VFZViZ3NjehogRNH9br0PSUYOC 3s7ATQRX2BjLAQgAnak3m0imYOkv2tO/olULFa686tlwuvl5kL0NWCdGQeXv2uMxy36szcrh K1uYhpiQv4r2qNd8BJtYlnYIK16N8GBdkplaDIHcBMbU4t+6bQzEIJIaWoq1hzakmHHngE2a pNMnUf/01GFvCRPlv3imkujE/5ILbagjtdyJaHF0wGOSlTnNT4W8j+zPJ/XK0I5EVQwtbmoc GY62LKxxz2pID6sPZV4zQVY4JdUQaFvOz1emnBxakkt0cq3Qnnqso1tjiy7vyH9CAwPR/48W fpK6dew4Fk+STYtBeixOTfSUS8qRS/wfpUeNa5RnEdTtFQ9IcjpQ/nPrvJJsu9FqwlpjMwAR AQABwsBlBBgBCAAPBQJX2BjLAhsMBQkSzAMAAAoJEEV84KCARGXFUKcH/jqKETECkbyPktdP cWVqw2ZIsmGxMkIdnZTbPwhORseGXMHadQODayhU9GWfCDdSPkWDWzMamD+qStfl9MhlVT60 HTbo6wu1W/ogUS70qQPTY9IfsvAj6f8TlSlK0eLMa3s2UxL2oe5FkNs2CnVeRlr4Yqvp/ZQV 6LXtew4GPRrmplUT/Cre9QIUqR4pxYCQaMoOXQQw3Y0csBwoDYUQujn3slbDJRIweHoppBzT rM6ZG5ldWQN3n3d71pVuv80guylX8+TSB8Mvkqwb5I36/NAFKl0CbGbTuQli7SmNiTAKilXc Y5Uh9PIrmixt0JrmGVRzke6+11mTjVlio/J5dCM= In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=86.62.121.231; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-riscv@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-riscv-bounces+qemu-riscv=archiver.kernel.org@nongnu.org Sender: qemu-riscv-bounces+qemu-riscv=archiver.kernel.org@nongnu.org 27.04.2024 09:59, Michael Tokarev wrote: > 27.04.2024 09:23, Andrew Jones wrote: ... >> It's possible to cross-compile qemu, so it'd be good to add that to the CI for riscv until we can add native compiling. > > Yes, definitely.  Qemu is already being cross-compiled on all "other" > architectures during CI.  But it is also being *run*, not just compiled. > And this is what's broken on riscv64 for almost a year now, and this > job has been disabled.  Instead, the *run* part of this job needs to > be disabled, but *build* part should be kept. Aha. I was wrong. And I was there before too, for sure, - just forgot about it. In order to be cross-compiled, the cross-build environment needs to have target -dev libraries, not only the cross-compiler. And this is where debian riscv64 port is failing. So no, it is not currently possible to cross-compile qemu at least on debian without building whole cross-environment with all libraries and other necessary stuff. I'll try to use debian riscv64 porterbox to at least verify the new set of patches we'll pick here to fix this breakage, at least compiles on riscv64 :) > 10f86d1b845087d1 isn't sufficient, since it relies on 450bd6618fda3d > "target/riscv/kvm: change KVM_REG_RISCV_FP_D to u64".  In the same series > there also was 49c211ffca00fdf7c "target/riscv/kvm: change KVM_REG_RISCV_FP_F > to u32" - is it also needed? 49c211ffca00fdf7c is also needed. So it's 3 so far, still not compile- tested. Anything else? /mjt