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 2A0AEC6FD1D for ; Thu, 30 Mar 2023 13:20:10 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1phsBX-0007sj-1K; Thu, 30 Mar 2023 09:19:24 -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 1phsBM-0007hC-0V for qemu-devel@nongnu.org; Thu, 30 Mar 2023 09:19:13 -0400 Received: from mail-wm1-x32f.google.com ([2a00:1450:4864:20::32f]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1phsBK-00020w-Cj for qemu-devel@nongnu.org; Thu, 30 Mar 2023 09:19:11 -0400 Received: by mail-wm1-x32f.google.com with SMTP id j18-20020a05600c1c1200b003ee5157346cso13429430wms.1 for ; Thu, 30 Mar 2023 06:19:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1680182349; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=ayn4boipfKt66I0EYH92uExFZX9rPHRcwf3MoBEl5oE=; b=WsXDiTktmk/x41KB1TLDuc2UN+WEKkNuKpNzpyrcegs/PMRqhEnQwR6bvKtZQTFZ6L 3ayKX0iuzhaH6wN9ODzjx4RfhZO1rX0BUI55mZatdlJUVjqfTYBqZ5KcQ/LXoiTjJBlP Kra1a8Ummq46NMQw20llMMBonr5WNlxulMxY36nio/Q/WI0Cnw21FX0k/1ZEYpHDl4QS Bp7M9G236Zbu68G1OWtA3Rlg2AFqfflt+KSM/vZDkGs0Z+dJou0Y25aBy6iPsdouy4u7 VdlmabvjMR9iW0GgHngeRoN1VKWkadiWr4kaT5/vqQe5RbKqflaovkIpBeyIqbfrBAzh jK+w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680182349; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=ayn4boipfKt66I0EYH92uExFZX9rPHRcwf3MoBEl5oE=; b=Zn3V7DboXHRTH32hJ+Gl3FyOSAkoZZMck7kfyHZqRHmLIDjjO1KtHm7gdWqvKMlHKr XXvHbryQxAuq8ceH66XmyC1viFeEhU+sMJjJ7bAFuf7BS1X+JYfaI3Y534t6ldisLeeP 2NogwW20xLn9y8f/m+mc0d/NnUhHVqrTgY3zQYW325lMrHn770bWAgGWBnDgph0kJkAZ Zw0f6IJdIVmeFr/PZY9wiLU0ObRNkDmDO0tCNz4hFOv+cn1ztMugcEAe8aevH7ujuQgp DP83eY4CdshYe/45aE8I1bclsRl4SNh+kjoKt5xgkqek6N2XQXA2C0o/h/uJL3ad3T6R /AeQ== X-Gm-Message-State: AO0yUKU1itWZrFD4eCyHxwOjwQ6Rg8drbNtqtRabCvXwLZCUWOflo9mJ 3MAtxZpwYbGn5v1E+cTB8ZqglQ563xYTafzdT64= X-Google-Smtp-Source: AK7set+YZ9wYf0Xqxu1W/jM4l89IyEGO4t+X0JRzqsnY8JeeUUr9rwm+N6Om6k0kO99BSFzvXJH2/A== X-Received: by 2002:a05:600c:22cd:b0:3eb:29fe:7343 with SMTP id 13-20020a05600c22cd00b003eb29fe7343mr17152558wmg.33.1680182348879; Thu, 30 Mar 2023 06:19:08 -0700 (PDT) Received: from localhost.localdomain ([81.0.6.76]) by smtp.gmail.com with ESMTPSA id y26-20020a1c4b1a000000b003ef62deb830sm5816581wma.25.2023.03.30.06.19.07 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 30 Mar 2023 06:19:08 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Titus Rwantare , Laurent Vivier , Jiaxun Yang , qemu-block@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Richard Henderson Subject: [PULL 2/6] linux-user/mips: Use P5600 as default CPU to run NaN2008 ELF binaries Date: Thu, 30 Mar 2023 15:18:52 +0200 Message-Id: <20230330131856.94210-3-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230330131856.94210-1-philmd@linaro.org> References: <20230330131856.94210-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::32f; envelope-from=philmd@linaro.org; helo=mail-wm1-x32f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@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-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Per the release 6.06 revision history: 5.03 August 21, 2013 • ABS2008 and NAN2008 fields of Table 5.7 “FCSR RegisterField Descriptions” were optional in release 3 and could be R/W, but as of release 5 are required, read-only, and preset by hardware. The P5600 core implements the release 5, and has the ABS2008 and NAN2008 bits set in CP1_fcr31. Therefore it is able to run ELF binaries compiled with EF_MIPS_NAN2008, such the CIP United Debian NaN2008 distribution: http://repo.oss.cipunited.com/mipsel-nan2008/README.txt In order to run such compiled binaries, select by default the P5600 core when the ELF 'MIPS_NAN2008' flag is set. Reported-by: Jiaxun Yang Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Acked-by: Laurent Vivier Message-Id: <20230327162444.388-1-philmd@linaro.org> --- linux-user/mips/target_elf.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/linux-user/mips/target_elf.h b/linux-user/mips/target_elf.h index a98c9bd6ad..b965e86b2b 100644 --- a/linux-user/mips/target_elf.h +++ b/linux-user/mips/target_elf.h @@ -15,6 +15,9 @@ static inline const char *cpu_get_model(uint32_t eflags) if ((eflags & EF_MIPS_MACH) == EF_MIPS_MACH_5900) { return "R5900"; } + if (eflags & EF_MIPS_NAN2008) { + return "P5600"; + } return "24Kf"; } #endif -- 2.38.1