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[109.243.67.101]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8edacf1564sm415776866b.52.2026.02.09.08.52.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Feb 2026 08:52:49 -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: c4f42146-05d7-11f1-b162-2bf370ae4941 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1770655970; x=1771260770; 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=Hi3FnDG07OCkFyCy7UaZFSaTKT/2LCRxd2Xxk35QB18=; b=ejBeEvtEc4jh0Bds66dLiLpiJdqRE5/x7IGihF/HJGV8iUywTmgk++56bVHX/gQfGH fLwscUFTN4+MzQsIUaRJJ4Uai8LRtmscglmEDe3jS7YniVW79DCaQkH5Ps//HYMwDTWG Anw1+V/5M/tZFdVdJJ+gUatuGzdlyqneDeyOCLAf2O/YhqaVvZ+Vjhpmab5PoNUDlJqA RR74AWzyZnngFeSU4A/zfGkrM0EFrVwxizYuuMy994Qa2gAIt4+DQeccNDNJ/+tdOivv FWawK7+BV3OgszfDjGlLqlwQr9kJgTEGZH9jJF+wkPkaLNOOLcTvI1D4wKWYwQgo7jNZ 8HbQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1770655970; x=1771260770; 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=Hi3FnDG07OCkFyCy7UaZFSaTKT/2LCRxd2Xxk35QB18=; b=felipY+3AixRu/7wL+Wl4KLt6XpO5X1A+Hdv+pB4p02cnaOZb+0Salzbafom0GWzLh nSKn1AEFa8KJHtmNBDDLldGK8GSqEtpV4KPIhZxv+gLOGci/HJ+oXmjd8Rbh7i9w+cq8 Pwd12kQBMYHNPczriRnvz/q3pFlOgb+as/964ehKDTV+H7pmk7O26+rOMYozkQwfM+9h BpLGBYWcHmn7z8biHGDiczktBhpmd9cLyfu32eIUCl8xWE2rlSPG8l5s+ecWUmRFAh7d LhE/Wgyz6EQELmH/JwQzaJrSIXO7y51TPerqK7s7vH+qukNjBcBdikJXroptutX2v2qx A+FA== X-Gm-Message-State: AOJu0YzcLxbqd7PUqjvGmPZ7Duxs1g1iCod0zd4k0cbavy56ycugUDqR 2R63bvk87pIfgY2T2YzAWtu+611ciUxVA1MSwDzxZ7HbfWm/nMbDoCbeQHOvueWK X-Gm-Gg: AZuq6aKDTbertHkX+IKbd9Yy6cVLVfzMLJkjMUgOD43EGKiMA+N9+XDoMY9Zw4bjKDa UfcH0/7wFKE6/eRPGLsCIMwzPSizttvUuma4d4cabiY3te+JRZU2j4/0cOcW1hfWiQ7tqGcpbb0 Zpq9aBMEE0ETIl2VkWVLbfNu3Fob5JulPHX8Y3SaeoomHxLr1w0DyPQ1zviFffK8F4QQufpZM0M Rs3KkQPfsucqUjlwB+v5M/hteHIQI9gqU+DddNtLbN+8v+nUHFoUmYBrR7+4WdzKeiCj5TTf+M+ Ie4V1qJNuqHmSchXs4AsNABOEnjOv9nNSQRFi+VriykKXHQ4IH4U9Ou9+8V5pQaBtZ/Hhxr9oWG cs6xHuQydLUubsIJutZoHwUd6VWMstoxlQ+uDzanJMv1KSaItu4LpnkKD41hpRlQT1d96p3sYpn Ivx4HSz+OzzMZ3XRKFvR9UgUOWdC68KHDx4hYrd0DeKptVyq7RARSH0A== X-Received: by 2002:a17:907:9451:b0:b83:1327:920d with SMTP id a640c23a62f3a-b8eded474b9mr601057966b.0.1770655969502; Mon, 09 Feb 2026 08:52:49 -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 v3 11/16] xen/riscv: implement SBI legacy SET_TIMER support for guests Date: Mon, 9 Feb 2026 17:52:24 +0100 Message-ID: <0bc0547fe8ba97f66c9847cfc334d62add25504d.1770650552.git.oleksii.kurochko@gmail.com> X-Mailer: git-send-email 2.52.0 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: 1770655999038154100 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: - 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 2.52.0