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[50.253.99.174]) by smtp.gmail.com with ESMTPSA id h14sm205427ils.75.2021.11.02.15.53.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Nov 2021 15:53:25 -0700 (PDT) From: Warner Losh To: qemu-devel@nongnu.org Subject: [PATCH v2 07/30] bsd-user/arm/target_arch_cpu.h: Dummy target_cpu_loop implementation Date: Tue, 2 Nov 2021 16:52:25 -0600 Message-Id: <20211102225248.52999-8-imp@bsdimp.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211102225248.52999-1-imp@bsdimp.com> References: <20211102225248.52999-1-imp@bsdimp.com> MIME-Version: 1.0 Received-SPF: none client-ip=2607:f8b0:4864:20::d2a; envelope-from=imp@bsdimp.com; helo=mail-io1-xd2a.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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sean Bruno , Stacey Son , qemu-trivial@nongnu.org, Kyle Evans , Richard Henderson , Philippe Mathieu-Daude , Laurent Vivier , Michael Tokarev , Warner Losh Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Add a boiler plate CPU loop that does nothing except return an error for all traps. Signed-off-by: Sean Bruno 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 | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/bsd-user/arm/target_arch_cpu.h b/bsd-user/arm/target_arch_cpu.h index fa45d9335d..2484bdc2f7 100644 --- a/bsd-user/arm/target_arch_cpu.h +++ b/bsd-user/arm/target_arch_cpu.h @@ -36,6 +36,28 @@ static inline void target_cpu_init(CPUARMState *env, } } +static inline void target_cpu_loop(CPUARMState *env) +{ + int trapnr; + target_siginfo_t info; + CPUState *cs = env_cpu(env); + + for (;;) { + cpu_exec_start(cs); + trapnr = cpu_exec(cs); + cpu_exec_end(cs); + process_queued_cpu_work(cs); + switch (trapnr) { + default: + fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", + trapnr); + cpu_dump_state(cs, stderr, 0); + abort(); + } /* switch() */ + process_pending_signals(env); + } /* for (;;) */ +} + static inline void target_cpu_clone_regs(CPUARMState *env, target_ulong newsp) { if (newsp) {