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[50.253.99.174]) by smtp.gmail.com with ESMTPSA id w19sm613022iov.12.2022.01.07.23.38.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Jan 2022 23:38:01 -0800 (PST) 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=CM117LpYpXND7JkdncohCCBAU91EayOUZoRKvmUOZBw=; b=2aFFLW5FyTGUM/6C2u+gQakccnyNVzfv6JLape/JXGsEN/LlDCL0PfzFFgbF0WOk7J rMJdF2/ca6G1jxri8E9rc2+76KVfIhyLdIiH4OUi3xh7UCXn1jgB3gGG0irI9KsQPoTn LBEkIszjbMXAkcggLTG9DqtHW80B/CoCQRAbScLFVROSjEKl4fi4Y8vIRcZG38TJJX4a K5jfaTv/3KGuF8Rq32JmKAOPmmlRS2+pJ8RG9NtAzZVq5DE6gN2LT/37OCfgEfHV8A7S AQdcJJIsueszBSqfNZxQ2TYm0YUHexwpejtVEwEj52rBc8FpzjCSwXrJ4o3F6b0ZwmBV b4fQ== 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=CM117LpYpXND7JkdncohCCBAU91EayOUZoRKvmUOZBw=; b=cor9W+JqPGAPZLYn/x97kc/uGrXRYuI5C/aXB7s1tEoEiM8hA/q1um2MJhbnKdlBE6 UQ/vKcY19TC8HDJlNEsCNDFxXKQDdqwji1d2cOK/yTiZvN/SGFpVmglVCb5S/1eHMl/K n3EpGFHwr8JwdncuFACkjfstwwR9+7dwsomwqrmkJFe2gcHrZui9R0oZvUfFUkOHYO1A QypbGD0lm2zkHSaFnfwLNbTGAp8mX2WjLL2rEbfmoAEo6D/2V67djY3uvpGyd8kGaign XWXpUlNaZj3yW2OsPFVTgX4o8tMMUEhEKKRX2IG2sUlZgyDXzzeQwr8h+IFMRuKX2Rxw +3zw== X-Gm-Message-State: AOAM533PWBRSKeUeyseoNdE+X+zVl+72pbaOv0l264f/ODcLAwnEXqbz neMPJR09+ZTq5vBW+53x+z9mCMuQyLYGxPur X-Google-Smtp-Source: ABdhPJx9bBU2xS0yXTG4BTSzHnm42K3nlhO5wIbbgVsKPaCwNxIm/bF9tl9Bb9gafrb1QsiDGqF/TQ== X-Received: by 2002:a05:6e02:164c:: with SMTP id v12mr2353552ilu.49.1641627482269; Fri, 07 Jan 2022 23:38:02 -0800 (PST) From: Warner Losh To: qemu-devel@nongnu.org Subject: [PULL 20/37] bsd-user/arm/target_arch_cpu.h: Implement data abort exceptions Date: Sat, 8 Jan 2022 00:37:20 -0700 Message-Id: <20220108073737.5959-21-imp@bsdimp.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20220108073737.5959-1-imp@bsdimp.com> References: <20220108073737.5959-1-imp@bsdimp.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::12f (failed) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=2607:f8b0:4864:20::12f; envelope-from=imp@bsdimp.com; helo=mail-il1-x12f.google.com X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=no 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: , Cc: Stacey Son , qemu-trivial@nongnu.org, Kyle Evans , Michael Tokarev , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Laurent Vivier , Richard Henderson , Olivier Houchard , Warner Losh Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1641630868937100001 Content-Type: text/plain; charset="utf-8" Implement EXCP_PREFETCH_ABORT AND EXCP_DATA_ABORT. Both of these data exceptions cause a SIGSEGV. Signed-off-by: Kyle Evans Signed-off-by: Olivier Houchard Signed-off-by: Stacey Son Signed-off-by: Warner Losh Reviewed-by: Kyle Evans Reviewed-by: Richard Henderson --- 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 9f9b380b137..905a5ffaffa 100644 --- a/bsd-user/arm/target_arch_cpu.h +++ b/bsd-user/arm/target_arch_cpu.h @@ -65,6 +65,17 @@ 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 =3D TARGET_SIGSEGV; + info.si_errno =3D 0; + /* XXX: check env->error_code */ + info.si_code =3D 0; + info.si_addr =3D env->exception.vaddress; + queue_signal(env, info.si_signo, &info); + break; case EXCP_DEBUG: { =20 --=20 2.33.1