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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=205.220.180.131; envelope-from=brian.cain@oss.qualcomm.com; helo=mx0b-0031df01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @qualcomm.com) X-ZM-MESSAGEID: 1756786403213124100 From: Brian Cain Reviewed-by: Taylor Simpson Signed-off-by: Brian Cain --- target/hexagon/reg_fields_def.h.inc | 11 +++++++++++ target/hexagon/cpu_helper.c | 23 +++++++++++++++++++++++ 2 files changed, 34 insertions(+) diff --git a/target/hexagon/reg_fields_def.h.inc b/target/hexagon/reg_field= s_def.h.inc index 9b112ccec6..d2c706d56b 100644 --- a/target/hexagon/reg_fields_def.h.inc +++ b/target/hexagon/reg_fields_def.h.inc @@ -135,3 +135,14 @@ DEF_REG_FIELD(CCR_GRE, 27, 1) DEF_REG_FIELD(CCR_VV1, 29, 1) DEF_REG_FIELD(CCR_VV2, 30, 1) DEF_REG_FIELD(CCR_VV3, 31, 1) + +/* ISDB ST fields */ +DEF_REG_FIELD(ISDBST_WAITRUN, 24, 8) +DEF_REG_FIELD(ISDBST_ONOFF, 16, 8) +DEF_REG_FIELD(ISDBST_DEBUGMODE, 8, 8) +DEF_REG_FIELD(ISDBST_STUFFSTATUS, 5, 1) +DEF_REG_FIELD(ISDBST_CMDSTATUS, 4, 1) +DEF_REG_FIELD(ISDBST_PROCMODE, 3, 1) +DEF_REG_FIELD(ISDBST_MBXINSTATUS, 2, 1) +DEF_REG_FIELD(ISDBST_MBXOUTSTATUS, 1, 1) +DEF_REG_FIELD(ISDBST_READY, 0, 1) diff --git a/target/hexagon/cpu_helper.c b/target/hexagon/cpu_helper.c index 11a9dff522..1a1520214e 100644 --- a/target/hexagon/cpu_helper.c +++ b/target/hexagon/cpu_helper.c @@ -135,6 +135,29 @@ void hexagon_ssr_set_cause(CPUHexagonState *env, uint3= 2_t cause) =20 int get_exe_mode(CPUHexagonState *env) { + g_assert(bql_locked()); + + target_ulong modectl =3D arch_get_system_reg(env, HEX_SREG_MODECTL); + uint32_t thread_enabled_mask =3D GET_FIELD(MODECTL_E, modectl); + bool E_bit =3D thread_enabled_mask & (0x1 << env->threadId); + uint32_t thread_wait_mask =3D GET_FIELD(MODECTL_W, modectl); + bool W_bit =3D thread_wait_mask & (0x1 << env->threadId); + target_ulong isdbst =3D arch_get_system_reg(env, HEX_SREG_ISDBST); + uint32_t debugmode =3D GET_FIELD(ISDBST_DEBUGMODE, isdbst); + bool D_bit =3D debugmode & (0x1 << env->threadId); + + if (!D_bit && !W_bit && !E_bit) { + return HEX_EXE_MODE_OFF; + } + if (!D_bit && !W_bit && E_bit) { + return HEX_EXE_MODE_RUN; + } + if (!D_bit && W_bit && E_bit) { + return HEX_EXE_MODE_WAIT; + } + if (D_bit && !W_bit && E_bit) { + return HEX_EXE_MODE_DEBUG; + } g_assert_not_reached(); } =20 --=20 2.34.1