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Mon, 17 Mar 2025 11:43:30 -0700 (PDT) Received: from DESKTOPUU50BPD ([2603:6000:a500:306:3131:60d1:4874:e2c7]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-6eade20e1dcsm57897546d6.3.2025.03.17.11.43.29 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 17 Mar 2025 11:43:30 -0700 (PDT) From: To: "'Brian Cain'" , Cc: , , , , , , , , , "'Brian Cain'" References: <20250301052845.1012069-1-brian.cain@oss.qualcomm.com> <20250301052845.1012069-9-brian.cain@oss.qualcomm.com> In-Reply-To: <20250301052845.1012069-9-brian.cain@oss.qualcomm.com> Subject: RE: [PATCH 08/39] target/hexagon: Implement get_exe_mode() Date: Mon, 17 Mar 2025 13:43:28 -0500 Message-ID: <017501db976c$7a2181c0$6e648540$@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQIWUu77rEigiK0ljjjo9ZdCZqs5mQJd1rijsu9Cp2A= Content-Language: en-us X-Antivirus: Norton (VPS 250317-4, 3/17/2025), Outbound message X-Antivirus-Status: Clean Received-SPF: pass client-ip=2607:f8b0:4864:20::f2f; envelope-from=ltaylorsimpson@gmail.com; helo=mail-qv1-xf2f.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, FREEMAIL_FROM=0.001, 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 > -----Original Message----- > From: Brian Cain > Sent: Friday, February 28, 2025 11:28 PM > To: qemu-devel@nongnu.org > Cc: brian.cain@oss.qualcomm.com; richard.henderson@linaro.org; > philmd@linaro.org; quic_mathbern@quicinc.com; ale@rev.ng; anjo@rev.ng; > quic_mliebel@quicinc.com; ltaylorsimpson@gmail.com; > alex.bennee@linaro.org; quic_mburton@quicinc.com; > sidneym@quicinc.com; Brian Cain > Subject: [PATCH 08/39] target/hexagon: Implement get_exe_mode() > > From: Brian Cain > > Signed-off-by: Brian Cain > diff --git a/target/hexagon/cpu_helper.c b/target/hexagon/cpu_helper.c > index e64568b9fc..e0dd120cd4 100644 > --- a/target/hexagon/cpu_helper.c > +++ b/target/hexagon/cpu_helper.c > @@ -237,6 +237,30 @@ void hexagon_ssr_set_cause(CPUHexagonState > *env, uint32_t cause) > > int get_exe_mode(CPUHexagonState *env) > { > + g_assert(bql_locked()); > + > + target_ulong modectl = arch_get_system_reg(env, > HEX_SREG_MODECTL); > + uint32_t thread_enabled_mask = GET_FIELD(MODECTL_E, modectl); > + bool E_bit = thread_enabled_mask & (0x1 << env->threadId); > + uint32_t thread_wait_mask = GET_FIELD(MODECTL_W, modectl); > + bool W_bit = thread_wait_mask & (0x1 << env->threadId); > + target_ulong isdbst = arch_get_system_reg(env, HEX_SREG_ISDBST); > + uint32_t debugmode = GET_FIELD(ISDBST_DEBUGMODE, isdbst); > + bool D_bit = debugmode & (0x1 << env->threadId); > + > + /* Figure 4-2 */ Figure 4-2 in which document? Otherwise Reviewed-by: Taylor Simpson