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[109.243.67.101]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-483bd68826asm220079295e9.0.2026.02.26.03.51.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Feb 2026 03:51:35 -0800 (PST) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 813fca0c-1309-11f1-b164-2bf370ae4941 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1772106696; x=1772711496; darn=lists.xenproject.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=YPVdYf1isxzjgFuoXm9FNs+0/fH+qzHDGQJ001Hb8No=; b=Zwqz2yqXa7g87XHb7LLY8/1TsbvSgCQrK48X8HAJpKHfr5lYf+ZJs/KVUWJLyePnAA LpOG2fJ/A95W9GrmcCKQkiMTwO/qSKtEnwKoSi96lTko7P9QrMxRS6YrsqRwiBBj2v40 HDLqFUWCoigVwwF7JjLMm683CPBIUkzrZE4SRNrcYbw2vK6VTA1+CubZ9JMTeoY2OGwk dErOTRMs+6LHU7nj8cTzB22d20u7RhOUbiEN+S5enl1SLwDX/P/Y/nEA7QLyH0rZAW8k yRdijRhj5lnX3F8V0dCv3zEAMFDdNX4TfCZaeBRvnpr8RbrPgpVff1hIkMhmaF/eWrlW iVXw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772106696; x=1772711496; 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=YPVdYf1isxzjgFuoXm9FNs+0/fH+qzHDGQJ001Hb8No=; b=oRZB7/4RVSpSS3y55JFJGr2RN92AtphrrMMH4MVTpbyjv9vu2sIBn3kZF6vOkHzdJd rZrVoaNDwsyfU7dO0Ac8QUQo5l6hnYdvc0plTIaQBIhvZpOgVt+oHkRbioDyypaG2Xkk eFW4lbilUC2EymiNPITzjym6BVKY8nrJNIJ9W4Poz6Nu56v+8h+goYpiReTaSXkuYR01 d+KRXBcbWHjpQwUomOf22kb6KJcfD8O+NXdFYZuU7Ad1p9dqU8+ig5nvXidps1IqKnSI I2ExZauBhTHOD9rJhXNR4vnvrgSu2WL+XnjgU2rEaUTqf12+IvdbyV9YrkJ0sIIkYXSl o1VQ== X-Gm-Message-State: AOJu0YzCHaisymKpA6vSjEck5XlEl9MfBQ3FUqH5KUqcKl0BV8sMDUtl QncPt01mI+VAwTt8Zzo84bHgvpwJEaEcC5Y6iuWqwhk8CPn+VwpIp4m8+YJzQg== X-Gm-Gg: ATEYQzxsG4xVgImrFiXsxTE2y0SUqpKKCuYNfRC4HSW7ki+N9Qq8Sv3tocGDPYO4hHF smDvGJYJlfnXDiQkw3vBnDx7Kso/+pZu2RNia6eGCnDjE+2K9ROGbms+K3zyqCmi8E2h9uWqiLn RJmKrcpNaXR7lqPeLBFHdTD6wQ0epY4M6sIKVib0tuRjqlm3hNS0JGOwtR9J+Ooj1smEcOUQDSI bDKrfPkh+pLitoHSSPDtOEgWGGk1dmTDbprEAy+8HwkD7WPO61VUkkKu8P/YVqhu1lOunCyRaO2 PclA26tAPhNpisrrBx9K3xQimHF+Zz2u9gPGWz3x15R1/rkNKPcbvf5GiINbCkQIlUSLq1QHoo2 Lg9qLrWNa2jAdKbMWjWkAZr4RKwfAKPz9RTHC7v9s6OwXzlC/sXJht4bqXU2xkSvEgBr9uXYU+V 48UUp1X+kEdgmVudnBabITmmUM8NJ2JNokPgYOmOL7L0JWCLU2XXOLPN/AsZyyJ6pSag== X-Received: by 2002:a05:600c:a009:b0:483:b505:9db4 with SMTP id 5b1f17b1804b1-483c3df45e6mr36293535e9.31.1772106696251; Thu, 26 Feb 2026 03:51:36 -0800 (PST) From: Oleksii Kurochko To: xen-devel@lists.xenproject.org Cc: Romain Caritey , Oleksii Kurochko , Alistair Francis , Connor Davis , Andrew Cooper , Anthony PERARD , Michal Orzel , Jan Beulich , Julien Grall , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= , Stefano Stabellini Subject: [PATCH v6 09/14] xen/riscv: implement SBI legacy SET_TIMER support for guests Date: Thu, 26 Feb 2026 12:51:09 +0100 Message-ID: <3ca9368fac1294d5e7f3b64bd1ffae281f880ccc.1772016457.git.oleksii.kurochko@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1772106724978158501 Add handling of the SBI_EXT_0_1_SET_TIMER function ID to the legacy extension ecall handler. The handler now programs the vCPU=E2=80=99s virtual timer via vtimer_set_timer() and returns SBI_SUCCESS. This enables guests using the legacy SBI timer interface to schedule timer events correctly. Signed-off-by: Oleksii Kurochko Acked-by: Jan Beulich --- Changes in v3-v6: - Nothing changed. Only rebase. --- Changes in v2: - Add Acked-by: Jan Beulich . --- xen/arch/riscv/vsbi/legacy-extension.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/xen/arch/riscv/vsbi/legacy-extension.c b/xen/arch/riscv/vsbi/l= egacy-extension.c index 2e8df191c295..090c23440cea 100644 --- a/xen/arch/riscv/vsbi/legacy-extension.c +++ b/xen/arch/riscv/vsbi/legacy-extension.c @@ -7,6 +7,7 @@ =20 #include #include +#include =20 static void vsbi_print_char(char c) { @@ -44,6 +45,11 @@ static int vsbi_legacy_ecall_handler(unsigned long eid, = unsigned long fid, ret =3D SBI_ERR_NOT_SUPPORTED; break; =20 + case SBI_EXT_0_1_SET_TIMER: + vtimer_set_timer(¤t->arch.vtimer, regs->a0); + regs->a0 =3D SBI_SUCCESS; + break; + default: /* * TODO: domain_crash() is acceptable here while things are still = under --=20 2.53.0