From nobody Sat Apr 11 19:55:59 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=oss.qualcomm.com ARC-Seal: i=1; a=rsa-sha256; t=1775677924; cv=none; d=zohomail.com; s=zohoarc; b=A0rCrLdI3+E67jyLJfzGLYKPKWh2cRsHGTs2taKMM3TJwjHAL9ID14kQa28K7sn3SclxqWYr7BWrBNTpCBPmfYIb9+/NeVS1lcpgVzd6G2IypnHA1yQ3ilCp9p7+4OvqbaffpAjHJpaWfLCEVvODuXw01cuY6hxHStquVn6ciqA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1775677924; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=HscUhJd5IqP7CEl8rASeN9F33avOQQ7VyG6Y44RMDtY=; b=KEZeeTmVRrLSjhUjlZhvML8rF6aqsiG1EG/DM1Xk86901s+SbMpY/WfaomabVsN/ajm2BlwMH+rn7eB6LTwdkJUdawdXJ6CvVOy9Zq24usR4ivx/obvChuzpD2MFQccB6a4FAPEtgspse8bzAOnxHEb5F7L//tSZdGpn7zmL6z0= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists1p.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1775677924814673.6444154453716; Wed, 8 Apr 2026 12:52:04 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1wAYWO-0006dk-1c; Wed, 08 Apr 2026 15:25:04 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1wAY6x-0007NK-MT for qemu-devel@nongnu.org; Wed, 08 Apr 2026 14:58:47 -0400 Received: from mx0b-0031df01.pphosted.com ([205.220.180.131]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1wAKOr-0005aS-4w for qemu-devel@nongnu.org; Wed, 08 Apr 2026 00:20:23 -0400 Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 637J6dRK071787 for ; Wed, 8 Apr 2026 04:20:20 GMT Received: from mail-dl1-f72.google.com (mail-dl1-f72.google.com [74.125.82.72]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4dd7sx9dq8-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Wed, 08 Apr 2026 04:20:20 +0000 (GMT) Received: by mail-dl1-f72.google.com with SMTP id a92af1059eb24-12c20d5d7f4so1164205c88.1 for ; Tue, 07 Apr 2026 21:20:20 -0700 (PDT) Received: from hu-bcain-lv.qualcomm.com (Global_NAT1.qualcomm.com. [129.46.96.20]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-12c14a371b1sm6480362c88.13.2026.04.07.21.20.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Apr 2026 21:20:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= HscUhJd5IqP7CEl8rASeN9F33avOQQ7VyG6Y44RMDtY=; b=idi3LCho7Q2do5Xo +ikbfc+e/I3xJ5lHAepEvWt1UDkNMlbp+Y6UoozuvzZgGU1lllEmrzQt3Y3SKm2i G0Q5NdlukTlOP0MnI9p66OZ36FPlhHeTOz1R+0NOkB5G9uN9fWMcI5wVENVAiaTx bFH7rDmprT6pp6M0IShiJHItpr+GEgwT278boae+y3KvO6gK8wZtl03kY9opLoXv gw6U19JjToMzF3w06yyMpVB7N9m3n1IasT+EwQuQHyYrQQFrsx8x2ll0R6HcLJhr 51Qpxf+wDTQAKKh6Aog6eJamb+Wh55IA6KedMxRQaU2ywKHSTD73iQ0jio9d42pQ yC8hVA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1775622019; x=1776226819; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=HscUhJd5IqP7CEl8rASeN9F33avOQQ7VyG6Y44RMDtY=; b=BGj8W1pnKW3MqIAqe6RZvGVh78TnZsvL7Z5CioCdns7/xgaDNsLfhMckWVrHqqpuEk +JG948fMMKgqTPxghYH7mvPo0qEIaxM7jhgLbhMYgZ4FhHWjHmKnILcM/Bn7DopFBs28 h5hgRhdG+PA3KctvCxRSVSmqHvX0GVxfd4H4fjXPzFnRfSQkQbhlLFdvJGz8VKY4utE0 hxR0oHMQBbNOYkwCz08ANx37k26Pj4fDePb2LbsEE+uz9hERjHdB8xw7uiCGk06QZUbA mjZ7rsUSSdB+Cm+C38M1+gR+oimf+UGwn3sanODR+IrEqTp9X0hp4J9TGjf5t7jHyX7q 0fUQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1775622019; x=1776226819; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=HscUhJd5IqP7CEl8rASeN9F33avOQQ7VyG6Y44RMDtY=; b=Rd6qOzKoFn0F35aoKLjCYUpu6M58tWeQf5OeBveDTMQ+KFbQbUXyBJjlGuLAzkTx4F VyAX46n1wpmEjpAq5XJNiSnAVZfkWWgVdS/EdBG1tPpEq+F7nzC22B9iQXGG/VXqMdr0 9ac4/ZmOTl4rg3yufrMf/1aAiQVkRKL2s762J8g0PxoKcc/ky3StPNnkSH0WCfEY//Va qNr+QFFoRR8zp38G6zitXBGaGz1r0jwOrOBj1l06NL2gF8qK/QYmWaSVslnkLnQFLp8u c934spQBb9ttye6Dp4inBZR9B0GZG2jf4MaWhcSfducsC0jIQagFsmAnhrqFbAxr+kXc Tf9w== X-Gm-Message-State: AOJu0YwW7ZsL6VibvW3tEQN7DgkKbQ63ni256J1b9pTyd8SWu1rJ3kVd TtTksUR7Pkr+ulsWbB3irVPX2FmkWQb4QBVrBA3xaXZQx/Jer2Z6dbKJFvd9HVu4cNV8T/Qxcbp uoMPwOjPLrga0j59FppwIUozCNS2PjYuQ+lwuO1dQp07x+zgH72J/HKBLUMdryjodIA== X-Gm-Gg: AeBDiet9x/GtoJXgsCUiLU6zscON9s3d4k/v7ScCkmq0WROG+XaCGRQ4v5YMhRr0R/l U30g6zpywpCuOpxrYnIloUiQW+FzOijCjzC5betMsdSMRMbYxImI5m6RDVnVuPDLQEtgKWEUwER I2pX9vjHTUxPPPz6Rc+H54d23sSShtqPmp1E4WWCMUxPNQMlgHGreIDHwftNWisFfInlRgsDLGG zfGHRn/2MKB7q2zUnxdQL6CJFG7vLYlYUcAcpMPwOXe77xQvM8as7//0fSbSjkahiIEtO2rXbBc lvgLbrrM62muE3KEGHNGPUBpFUDOHiWuiSqOnbI/8Zn7ws/Y1mRyZF7KdGhORyJOgIx11OakonQ LhWJX8DDOQHl/qTsdau9UwmhI1UUuEJcaN8U/ahJPWGVvzRsQ7S9thVDvgZIa8d9zCJAdsA== X-Received: by 2002:a05:7022:6881:b0:12a:b39a:339f with SMTP id a92af1059eb24-12bfb7451abmr9575117c88.21.1775622019042; Tue, 07 Apr 2026 21:20:19 -0700 (PDT) X-Received: by 2002:a05:7022:6881:b0:12a:b39a:339f with SMTP id a92af1059eb24-12bfb7451abmr9575104c88.21.1775622018498; Tue, 07 Apr 2026 21:20:18 -0700 (PDT) From: Brian Cain To: qemu-devel@nongnu.org Cc: brian.cain@oss.qualcomm.com, philmd@linaro.org, ltaylorsimpson@gmail.com, matheus.bernardino@oss.qualcomm.com, marco.liebel@oss.qualcomm.com, quic_mburton@quicinc.com, sid.manning@oss.qualcomm.com, ale@rev.ng, anjo@rev.ng, Brian Cain Subject: [PATCH v4 10/28] target/hexagon: Implement exec_interrupt, set_irq Date: Tue, 7 Apr 2026 21:19:35 -0700 Message-Id: <20260408041953.1899532-11-brian.cain@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260408041953.1899532-1-brian.cain@oss.qualcomm.com> References: <20260408041953.1899532-1-brian.cain@oss.qualcomm.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Authority-Analysis: v=2.4 cv=etfvCIpX c=1 sm=1 tr=0 ts=69d5d784 cx=c_pps a=bS7HVuBVfinNPG3f6cIo3Q==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=COk6AnOGAAAA:8 a=pGLkceISAAAA:8 a=EUspDBNiAAAA:8 a=GA9jbsKyPMLDJDmtv64A:9 a=QEXdDO2ut3YA:10 a=vBUdepa8ALXHeOFLBtFW:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-ORIG-GUID: 707idYfVyiyq9crw1LgW9u-FWY8kFxZA X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDA4MDAzNSBTYWx0ZWRfX2nNWUKlau1VF MYt7xcvJwRjd9IJHhtrch8Z6cV/gJ0NbqjpAB0Dd2aO0DtBpuGSu8ms2B1LWFMX6k6FD3jIqgca p6fH9BulZr2Zk7PQfRsjO8Tq5ChdUzLOshxr9rRaTGp4t13sW6palgEhPlyWH5BO3HatY3399ZP f7k3SnPNezSk0hBbRbns6xnK8Ypcv3qxTy85i9RqhdSr560zlei2tHG1QTGPBKH+LdSa06bpDpe 3wv/pPYEUaRu8a1W6GuxjK1n42ZMdehvElkQU59A44E+p0RgbqG2HSXBbXvMrFavfzfvB/gTDRi A8W4ZlljiDgavYM5guxNmWeq/t+xm9lhj7/4N9GeL8XQNx5YeW+31gA5W6hXMt46V3150NoeHYn 7hifAv/gKmQN4fqElVT9wXN48DzsFv5p8Qc91gXRuDF88Xln8+imepENP7XcJpeBGBgsPgzs1mO 4PP1XLSvud6KtYNsnUg== X-Proofpoint-GUID: 707idYfVyiyq9crw1LgW9u-FWY8kFxZA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-08_02,2026-04-07_05,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 lowpriorityscore=0 phishscore=0 bulkscore=0 impostorscore=0 suspectscore=0 spamscore=0 clxscore=1015 malwarescore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604010000 definitions=main-2604080035 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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: -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, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_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: qemu development 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: 1775677926753154100 From: Brian Cain Reviewed-by: Taylor Simpson Signed-off-by: Brian Cain --- target/hexagon/cpu.c | 84 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 84 insertions(+) diff --git a/target/hexagon/cpu.c b/target/hexagon/cpu.c index 0670225d858..a23cc475a98 100644 --- a/target/hexagon/cpu.c +++ b/target/hexagon/cpu.c @@ -16,6 +16,7 @@ */ =20 #include "qemu/osdep.h" +#include "qemu/log.h" #include "qemu/qemu-print.h" #include "cpu.h" #include "internal.h" @@ -31,10 +32,12 @@ #include "hex_mmu.h" =20 #ifndef CONFIG_USER_ONLY +#include "macros.h" #include "sys_macros.h" #include "accel/tcg/cpu-ldst.h" #include "qemu/main-loop.h" #include "hex_interrupts.h" +#include "exec/cpu-interrupt.h" #endif =20 static void hexagon_v66_cpu_init(Object *obj) { } @@ -309,6 +312,36 @@ static void hexagon_cpu_synchronize_from_tb(CPUState *= cs, cpu_env(cs)->gpr[HEX_REG_PC] =3D tb->pc; } =20 +#ifndef CONFIG_USER_ONLY +bool hexagon_thread_is_enabled(CPUHexagonState *env) +{ + HexagonCPU *cpu =3D env_archcpu(env); + uint32_t modectl; + uint32_t thread_enabled_mask; + bool E_bit; + + if (!cpu->globalregs) { + return true; + } + modectl =3D + hexagon_globalreg_read(cpu->globalregs, HEX_SREG_MODECTL, + env->threadId); + thread_enabled_mask =3D GET_FIELD(MODECTL_E, modectl); + E_bit =3D thread_enabled_mask & (0x1 << env->threadId); + + return E_bit; +} + +static bool hexagon_cpu_has_work(CPUState *cs) +{ + CPUHexagonState *env =3D cpu_env(cs); + + return hexagon_thread_is_enabled(env) && + (cs->interrupt_request & (CPU_INTERRUPT_HARD | CPU_INTERRUPT_SWI + | CPU_INTERRUPT_K0_UNLOCK | CPU_INTERRUPT_TLB_UNLOCK)); +} +#endif + static void hexagon_restore_state_to_opc(CPUState *cs, const TranslationBlock *tb, const uint64_t *data) @@ -408,10 +441,58 @@ static int hexagon_cpu_mmu_index(CPUState *cs, bool i= fetch) return MMU_USER_IDX; } =20 +#if !defined(CONFIG_USER_ONLY) +static void hexagon_cpu_set_irq(void *opaque, int irq, int level) +{ + HexagonCPU *cpu =3D HEXAGON_CPU(opaque); + CPUState *cs =3D CPU(cpu); + CPUHexagonState *env =3D cpu_env(cs); + + switch (irq) { + case HEXAGON_CPU_IRQ_0 ... HEXAGON_CPU_IRQ_7: + qemu_log_mask(CPU_LOG_INT, "%s: irq %d, level %d\n", + __func__, irq, level); + if (level) { + hex_raise_interrupts(env, 1 << irq, CPU_INTERRUPT_HARD); + } + break; + default: + g_assert_not_reached(); + } +} +#endif + static void hexagon_cpu_init(Object *obj) { +#if !defined(CONFIG_USER_ONLY) + HexagonCPU *cpu =3D HEXAGON_CPU(obj); + qdev_init_gpio_in(DEVICE(cpu), hexagon_cpu_set_irq, 8); +#endif } =20 +#ifndef CONFIG_USER_ONLY + +static bool hexagon_cpu_exec_interrupt(CPUState *cs, int interrupt_request) +{ + CPUHexagonState *env =3D cpu_env(cs); + if (interrupt_request & CPU_INTERRUPT_TLB_UNLOCK) { + cs->halted =3D false; + cpu_reset_interrupt(cs, CPU_INTERRUPT_TLB_UNLOCK); + return true; + } + if (interrupt_request & CPU_INTERRUPT_K0_UNLOCK) { + cs->halted =3D false; + cpu_reset_interrupt(cs, CPU_INTERRUPT_K0_UNLOCK); + return true; + } + if (interrupt_request & (CPU_INTERRUPT_HARD | CPU_INTERRUPT_SWI)) { + return hex_check_interrupts(env); + } + return false; +} + +#endif + static const TCGCPUOps hexagon_tcg_ops =3D { /* MTTCG not yet supported: require strict ordering */ .guest_default_memory_order =3D TCG_MO_ALL, @@ -422,6 +503,9 @@ static const TCGCPUOps hexagon_tcg_ops =3D { .synchronize_from_tb =3D hexagon_cpu_synchronize_from_tb, .restore_state_to_opc =3D hexagon_restore_state_to_opc, .mmu_index =3D hexagon_cpu_mmu_index, +#if !defined(CONFIG_USER_ONLY) + .cpu_exec_interrupt =3D hexagon_cpu_exec_interrupt, +#endif /* !CONFIG_USER_ONLY */ }; =20 static void hexagon_cpu_class_init(ObjectClass *c, const void *data) --=20 2.34.1