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[50.253.99.174]) by smtp.gmail.com with ESMTPSA id q7sm1133951ilv.48.2021.10.19.09.45.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Oct 2021 09:45:14 -0700 (PDT) From: Warner Losh To: qemu-devel@nongnu.org Cc: Warner Losh , Laurent Vivier , qemu-trivial@nongnu.org, Kyle Evans , Michael Tokarev , Klye Evans , Olivier Houchard , Stacey Son Subject: [PATCH 08/24] bsd-user/arm/target_arch_cpu.h: Implement data abort exceptions Date: Tue, 19 Oct 2021 10:44:31 -0600 Message-Id: <20211019164447.16359-9-imp@bsdimp.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20211019164447.16359-1-imp@bsdimp.com> References: <20211019164447.16359-1-imp@bsdimp.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: none client-ip=2607:f8b0:4864:20::d30; envelope-from=imp@bsdimp.com; helo=mail-io1-xd30.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-trivial@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 19 Oct 2021 16:45:26 -0000 Implement EXCP_PREFETCH_ABORT AND EXCP_DATA_ABORT. Both of these data exceptions cause a SIGSEGV. Signed-off-by: Klye Evans Signed-off-by: Olivier Houchard Signed-off-by: Stacey Son Signed-off-by: Warner Losh --- bsd-user/arm/target_arch_cpu.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/bsd-user/arm/target_arch_cpu.h b/bsd-user/arm/target_arch_cpu.h index f22384676a..62d6ee89b6 100644 --- a/bsd-user/arm/target_arch_cpu.h +++ b/bsd-user/arm/target_arch_cpu.h @@ -60,6 +60,17 @@ static inline void target_cpu_loop(CPUARMState *env) case EXCP_INTERRUPT: /* just indicate that signals should be handled asap */ break; + case EXCP_PREFETCH_ABORT: + /* See arm/arm/trap.c prefetch_abort_handler() */ + case EXCP_DATA_ABORT: + /* See arm/arm/trap.c data_abort_handler() */ + info.si_signo = TARGET_SIGSEGV; + info.si_errno = 0; + /* XXX: check env->error_code */ + info.si_code = 0; + info.si_addr = env->exception.vaddress; + queue_signal(env, info.si_signo, &info); + break; case EXCP_DEBUG: { -- 2.32.0 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB571C433F5 for ; Tue, 19 Oct 2021 16:53:31 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 9AD806113B for ; Tue, 19 Oct 2021 16:53:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 9AD806113B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bsdimp.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:50764 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mcsMk-0006b9-Jg for qemu-devel@archiver.kernel.org; Tue, 19 Oct 2021 12:53:30 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45832) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mcsEw-0000Dl-6U for qemu-devel@nongnu.org; Tue, 19 Oct 2021 12:45:26 -0400 Received: from mail-io1-xd30.google.com ([2607:f8b0:4864:20::d30]:34688) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mcsEm-0000Jg-71 for qemu-devel@nongnu.org; Tue, 19 Oct 2021 12:45:25 -0400 Received: by mail-io1-xd30.google.com with SMTP id i189so21175202ioa.1 for ; Tue, 19 Oct 2021 09:45:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsdimp-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=vaJwXu/eD2iCjrLKVnfYufKTq6BQat7mctIUm7bBXz8=; b=UeINsJ9nReGtA0Qe8jARdFi8nHLVNZo1YLmzpj5NRD75uYex0ET7wDwJlnVsNv+Qcp FNQrKWCfAn1svhwF4bCxOdU/RkJtO2MGGoqbMqYfKvFzi2k+SkRAHMPQF542I2eKO0u+ yaL5luZIjTz0NHcDA4OX0hB4nw5HhIL8QC7mgNsFEYCxsxLXDjeGROTrIX/PRFEXpi7f lKQj3XBg8W2uoUAZVe1LTPydJnI1yomDnHc4xNNdzMg4Ahyf1Hwi/Ynw7KF3BVij1Yic NhE9LVpDmjVRtz9AZV3pWvDk1h4aum4nsYNBmvPw47pgJIGpvweRB9uHjK6A0cLCcC+N E5hw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=vaJwXu/eD2iCjrLKVnfYufKTq6BQat7mctIUm7bBXz8=; b=6CrqlVAGR8SW1B0oPjBB3p1Z0Xw83zxJs97DGNjDa0yKt54KJJTXNCYkCD7j0J3C0e gDnFVlETuRSPqQiDErgpnqMwCOsk1O1O3zzxBguTyT+J9OhIoAyjgLoisGWEpISO5d5n PpO5KTeMsZU//u79ODdkVrMjjTmnkUlYFsgZOWtr+hF1uQpa6vwdyeaqG9HHgKuYzuMk tqpE9RccpzdHmu1+SaMdJOOpcKofLM24f6832m/XYoZHqgBqPi7Ra8dcpNJqVsK6kkky EV15bwrc+IBNjD3iqrjmft3hV+1N3d4c2VCxUa5kCZCcPtuPUkArd/MDSGMHmVokjKSa KU2g== X-Gm-Message-State: AOAM5315ed2+JNvM5WcEy+t7z9PcMQuROd/FM4mY6E+zGwUY281exopd IfN7nWZqXqm5FtS+YGVDV6ExTW64/3pF1Q== X-Google-Smtp-Source: ABdhPJyBWWv4SOzibyK3ygfTOqCr+PekuUQ0FqWKHKj5zv1IzNx0+pjAx6/ZJDxQpG2I8Y7v3WVPKg== X-Received: by 2002:a05:6602:1504:: with SMTP id g4mr19278479iow.133.1634661914968; Tue, 19 Oct 2021 09:45:14 -0700 (PDT) Received: from dune.bsdimp.com (50-253-99-174-static.hfc.comcastbusiness.net. [50.253.99.174]) by smtp.gmail.com with ESMTPSA id q7sm1133951ilv.48.2021.10.19.09.45.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Oct 2021 09:45:14 -0700 (PDT) From: Warner Losh To: qemu-devel@nongnu.org Subject: [PATCH 08/24] bsd-user/arm/target_arch_cpu.h: Implement data abort exceptions Date: Tue, 19 Oct 2021 10:44:31 -0600 Message-Id: <20211019164447.16359-9-imp@bsdimp.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20211019164447.16359-1-imp@bsdimp.com> References: <20211019164447.16359-1-imp@bsdimp.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: none client-ip=2607:f8b0:4864:20::d30; envelope-from=imp@bsdimp.com; helo=mail-io1-xd30.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stacey Son , qemu-trivial@nongnu.org, Klye Evans , Olivier Houchard , Laurent Vivier , Michael Tokarev , Warner Losh Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Implement EXCP_PREFETCH_ABORT AND EXCP_DATA_ABORT. Both of these data exceptions cause a SIGSEGV. Signed-off-by: Klye Evans Signed-off-by: Olivier Houchard Signed-off-by: Stacey Son Signed-off-by: Warner Losh --- bsd-user/arm/target_arch_cpu.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/bsd-user/arm/target_arch_cpu.h b/bsd-user/arm/target_arch_cpu.h index f22384676a..62d6ee89b6 100644 --- a/bsd-user/arm/target_arch_cpu.h +++ b/bsd-user/arm/target_arch_cpu.h @@ -60,6 +60,17 @@ static inline void target_cpu_loop(CPUARMState *env) case EXCP_INTERRUPT: /* just indicate that signals should be handled asap */ break; + case EXCP_PREFETCH_ABORT: + /* See arm/arm/trap.c prefetch_abort_handler() */ + case EXCP_DATA_ABORT: + /* See arm/arm/trap.c data_abort_handler() */ + info.si_signo = TARGET_SIGSEGV; + info.si_errno = 0; + /* XXX: check env->error_code */ + info.si_code = 0; + info.si_addr = env->exception.vaddress; + queue_signal(env, info.si_signo, &info); + break; case EXCP_DEBUG: { -- 2.32.0