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GET /api/1.0/patches/2221069/?format=api
{ "id": 2221069, "url": "http://patchwork.ozlabs.org/api/1.0/patches/2221069/?format=api", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.0/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260408041953.1899532-18-brian.cain@oss.qualcomm.com>", "date": "2026-04-08T04:19:42", "name": "[v4,17/28] target/hexagon: extend hexagon_cpu_mmu_index() for sysemu", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "e03a80119aa2471ccbe034533493e2b6cdb1ed74", "submitter": { "id": 89839, "url": "http://patchwork.ozlabs.org/api/1.0/people/89839/?format=api", "name": "Brian Cain", "email": "brian.cain@oss.qualcomm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260408041953.1899532-18-brian.cain@oss.qualcomm.com/mbox/", "series": [ { "id": 499179, "url": "http://patchwork.ozlabs.org/api/1.0/series/499179/?format=api", "date": "2026-04-08T04:19:31", "name": "Hexagon system emulation - Part 2/3", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/499179/mbox/" } ], "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2221069/checks/", "tags": {}, "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=qualcomm.com header.i=@qualcomm.com header.a=rsa-sha256\n header.s=qcppdkim1 header.b=cmyG9EJW;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.a=rsa-sha256 header.s=google header.b=HadKBqRD;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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charset=\"utf-8\"", "Content-Transfer-Encoding": "base64", "X-Proofpoint-ORIG-GUID": "QAY74xXZxgsrogORLxCux2HnW7XLWRXk", "X-Proofpoint-GUID": "QAY74xXZxgsrogORLxCux2HnW7XLWRXk", "X-Authority-Analysis": "v=2.4 cv=WZs8rUhX c=1 sm=1 tr=0 ts=69d5d78a cx=c_pps\n a=bS7HVuBVfinNPG3f6cIo3Q==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17\n a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10\n a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22\n a=COk6AnOGAAAA:8 a=pGLkceISAAAA:8 a=EUspDBNiAAAA:8 a=hUoHZ09r4jABJgGRQWAA:9\n a=QEXdDO2ut3YA:10 a=vBUdepa8ALXHeOFLBtFW:22 a=TjNXssC_j7lpFel5tvFf:22", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwNDA4MDAzNiBTYWx0ZWRfX0mvC6LZPv+fO\n d6l6JfOjJA9Cjf2rwBuud5ERrLR66uMQP6XI8E2zc6ql92in/Rf3pUfPbIqt9hGCjGeOtbY6dsK\n z8oZxPQp5OSA+ESTw9kemVAnFaSgWErdSfOZpftX4pqk4un9gf7g5/qtkBNsuo2E38WYWwHHvML\n 5l5YzMyZl69ss+n9NyMryw9C1UrYCWOBQ2iJ11+nq8YvfV7T21zFmPgBdmBEQsFBpv2KdVg1Wti\n E1GDjrDhUiyGhSO+GK/zfopS9efzf3FFiv2KjQezewD0aEBRFNTkxuqfZTqPb70AAHYQFL/OA+m\n QUilJgaku6UkHL//yoVlqOSce2UfdOGuRMMKZMymBuJz47UMlKh0XJQOeDM+5xhO6KhWJlYPxli\n fwi331hGQ9874cgB9HsZ5X482PWbhDylC7e8n3lko1CGhW1NXl54uXoZoUZUu1g7b0eEQGUlfS8\n mruRkgZjFcaCR/T0AIA==", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-04-08_02,2026-04-07_05,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n suspectscore=0 malwarescore=0 adultscore=0 phishscore=0 clxscore=1015\n bulkscore=0 lowpriorityscore=0 spamscore=0 priorityscore=1501 impostorscore=0\n classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0\n reason=mlx scancount=1 engine=8.22.0-2604010000 definitions=main-2604080036", "Received-SPF": "pass client-ip=205.220.180.131;\n envelope-from=brian.cain@oss.qualcomm.com; helo=mx0b-0031df01.pphosted.com", "X-Spam_score_int": "-27", "X-Spam_score": "-2.8", "X-Spam_bar": "--", "X-Spam_report": "(-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001,\n RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001,\n 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": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "From: Brian Cain <bcain@quicinc.com>\n\nReviewed-by: Taylor Simpson <ltaylorsimpson@gmail.com>\nSigned-off-by: Brian Cain <brian.cain@oss.qualcomm.com>\n---\n target/hexagon/cpu_helper.h | 8 ++++++++\n target/hexagon/cpu.c | 24 ++++++++++++++++++++++++\n 2 files changed, 32 insertions(+)", "diff": "diff --git a/target/hexagon/cpu_helper.h b/target/hexagon/cpu_helper.h\nindex 75a28fc10f9..d1767503156 100644\n--- a/target/hexagon/cpu_helper.h\n+++ b/target/hexagon/cpu_helper.h\n@@ -8,6 +8,14 @@\n #define HEXAGON_CPU_HELPER_H\n \n uint32_t hexagon_get_pmu_counter(CPUHexagonState *cur_env, int index);\n+void hexagon_modify_ssr(CPUHexagonState *env, uint32_t new, uint32_t old);\n+int get_cpu_mode(CPUHexagonState *env);\n+int get_exe_mode(CPUHexagonState *env);\n+void clear_wait_mode(CPUHexagonState *env);\n+void hexagon_ssr_set_cause(CPUHexagonState *env, uint32_t cause);\n+void hexagon_start_threads(CPUHexagonState *env, uint32_t mask);\n+void hexagon_stop_thread(CPUHexagonState *env);\n+void hexagon_resume_threads(CPUHexagonState *env, uint32_t mask);\n uint64_t hexagon_get_sys_pcycle_count(CPUHexagonState *env);\n uint32_t hexagon_get_sys_pcycle_count_high(CPUHexagonState *env);\n uint32_t hexagon_get_sys_pcycle_count_low(CPUHexagonState *env);\ndiff --git a/target/hexagon/cpu.c b/target/hexagon/cpu.c\nindex d130a02f5d5..89b41fb7851 100644\n--- a/target/hexagon/cpu.c\n+++ b/target/hexagon/cpu.c\n@@ -442,6 +442,30 @@ static void hexagon_cpu_realize(DeviceState *dev, Error **errp)\n \n static int hexagon_cpu_mmu_index(CPUState *cs, bool ifetch)\n {\n+#ifndef CONFIG_USER_ONLY\n+ CPUHexagonState *env = cpu_env(cs);\n+ HexagonCPU *cpu = HEXAGON_CPU(cs);\n+ int cpu_mode;\n+\n+ BQL_LOCK_GUARD();\n+ if (cpu->globalregs) {\n+ uint32_t syscfg =\n+ hexagon_globalreg_read(cpu->globalregs, HEX_SREG_SYSCFG,\n+ env->threadId);\n+ uint8_t mmuen = GET_SYSCFG_FIELD(SYSCFG_MMUEN, syscfg);\n+ if (!mmuen) {\n+ return MMU_KERNEL_IDX;\n+ }\n+ }\n+\n+ cpu_mode = get_cpu_mode(env);\n+ if (cpu_mode == HEX_CPU_MODE_MONITOR) {\n+ return MMU_KERNEL_IDX;\n+ } else if (cpu_mode == HEX_CPU_MODE_GUEST) {\n+ return MMU_GUEST_IDX;\n+ }\n+#endif\n+\n return MMU_USER_IDX;\n }\n \n", "prefixes": [ "v4", "17/28" ] }