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GET /api/patches/2202558/?format=api
{ "id": 2202558, "url": "http://patchwork.ozlabs.org/api/patches/2202558/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260227203627.932864-32-brian.cain@oss.qualcomm.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/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": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260227203627.932864-32-brian.cain@oss.qualcomm.com>", "list_archive_url": null, "date": "2026-02-27T20:36:21", "name": "[v3,31/37] target/hexagon: Add locks, id, next_PC to state", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "be1593c29839faa20da477ceb79a1e9976073066", "submitter": { "id": 89839, "url": "http://patchwork.ozlabs.org/api/people/89839/?format=api", "name": "Brian Cain", "email": "brian.cain@oss.qualcomm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260227203627.932864-32-brian.cain@oss.qualcomm.com/mbox/", "series": [ { "id": 493813, "url": "http://patchwork.ozlabs.org/api/series/493813/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=493813", "date": "2026-02-27T20:35:57", "name": "Hexagon system emulation - Part 1/3", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/493813/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2202558/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2202558/checks/", "tags": {}, "related": [], "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=VlueWgFq;\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=eYq+ALxD;\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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helo=mx0b-0031df01.pphosted.com", "X-Spam_score_int": "-16", "X-Spam_score": "-1.7", "X-Spam_bar": "-", "X-Spam_report": "(-1.7 / 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_CERTIFIED_BLOCKED=0.706,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.401, SPF_HELO_NONE=0.001,\n SPF_PASS=-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": "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.h | 34 +++++++++++++++++++++++++++++++++-\n target/hexagon/cpu.c | 4 ++++\n target/hexagon/machine.c | 6 ++++++\n 3 files changed, 43 insertions(+), 1 deletion(-)", "diff": "diff --git a/target/hexagon/cpu.h b/target/hexagon/cpu.h\nindex 057a5f20a67..76ea37271ca 100644\n--- a/target/hexagon/cpu.h\n+++ b/target/hexagon/cpu.h\n@@ -46,8 +46,34 @@\n #define VSTORES_MAX 2\n \n #define CPU_RESOLVING_TYPE TYPE_HEXAGON_CPU\n+#ifndef CONFIG_USER_ONLY\n+#define CPU_INTERRUPT_SWI CPU_INTERRUPT_TGT_INT_0\n+#define CPU_INTERRUPT_K0_UNLOCK CPU_INTERRUPT_TGT_INT_1\n+#define CPU_INTERRUPT_TLB_UNLOCK CPU_INTERRUPT_TGT_INT_2\n+\n+#define HEX_CPU_MODE_USER 1\n+#define HEX_CPU_MODE_GUEST 2\n+#define HEX_CPU_MODE_MONITOR 3\n+\n+#define HEX_EXE_MODE_OFF 1\n+#define HEX_EXE_MODE_RUN 2\n+#define HEX_EXE_MODE_WAIT 3\n+#define HEX_EXE_MODE_DEBUG 4\n+#endif\n+\n+#define MMU_USER_IDX 0\n+#ifndef CONFIG_USER_ONLY\n+#define MMU_GUEST_IDX 1\n+#define MMU_KERNEL_IDX 2\n+\n+typedef enum {\n+ HEX_LOCK_UNLOCKED = 0,\n+ HEX_LOCK_WAITING = 1,\n+ HEX_LOCK_OWNER = 2,\n+ HEX_LOCK_QUEUED = 3\n+} hex_lock_state_t;\n+#endif\n \n-#define MMU_USER_IDX 0\n \n #define HEXAGON_CPU_IRQ_0 0\n #define HEXAGON_CPU_IRQ_1 1\n@@ -103,7 +129,13 @@ typedef struct CPUArchState {\n target_ulong t_sreg[NUM_SREGS];\n \n target_ulong greg[NUM_GREGS];\n+\n+ /* This alias of CPUState.cpu_index is used by imported sources: */\n+ target_ulong threadId;\n+ hex_lock_state_t tlb_lock_state;\n+ hex_lock_state_t k0_lock_state;\n #endif\n+ target_ulong next_PC;\n target_ulong new_value_usr;\n \n MemLog mem_log_stores[STORES_MAX];\ndiff --git a/target/hexagon/cpu.c b/target/hexagon/cpu.c\nindex 1010fa866b5..968df1b76aa 100644\n--- a/target/hexagon/cpu.c\n+++ b/target/hexagon/cpu.c\n@@ -309,6 +309,10 @@ static void hexagon_cpu_reset_hold(Object *obj, ResetType type)\n #ifndef CONFIG_USER_ONLY\n memset(env->t_sreg, 0, sizeof(target_ulong) * NUM_SREGS);\n memset(env->greg, 0, sizeof(target_ulong) * NUM_GREGS);\n+ env->threadId = cs->cpu_index;\n+ env->tlb_lock_state = HEX_LOCK_UNLOCKED;\n+ env->k0_lock_state = HEX_LOCK_UNLOCKED;\n+ env->next_PC = 0;\n #endif\n env->cause_code = HEX_EVENT_NONE;\n }\ndiff --git a/target/hexagon/machine.c b/target/hexagon/machine.c\nindex 89a2ca0bd94..e6e420b9899 100644\n--- a/target/hexagon/machine.c\n+++ b/target/hexagon/machine.c\n@@ -18,6 +18,12 @@ const VMStateDescription vmstate_hexagon_cpu = {\n VMSTATE_UINTTL_ARRAY(env.pred, HexagonCPU, NUM_PREGS),\n VMSTATE_UINTTL_ARRAY(env.t_sreg, HexagonCPU, NUM_SREGS),\n VMSTATE_UINTTL_ARRAY(env.greg, HexagonCPU, NUM_GREGS),\n+ VMSTATE_UINTTL(env.next_PC, HexagonCPU),\n+ VMSTATE_UINT32(env.tlb_lock_state, HexagonCPU),\n+ VMSTATE_UINT32(env.k0_lock_state, HexagonCPU),\n+ VMSTATE_UINTTL(env.tlb_lock_count, HexagonCPU),\n+ VMSTATE_UINTTL(env.k0_lock_count, HexagonCPU),\n+ VMSTATE_UINTTL(env.threadId, HexagonCPU),\n VMSTATE_END_OF_LIST()\n },\n };\n", "prefixes": [ "v3", "31/37" ] }