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[109.243.71.38]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8037ab7f7bsm1798927766b.18.2025.12.24.09.03.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Dec 2025 09:03:45 -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: 852d0b02-e0ea-11f0-9cce-f158ae23cfc8 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1766595830; x=1767200630; 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=QwTK78uer5FqwaU5f51ewDsBN5tAldzPPMkL2zu2Q7s=; b=hXvsCXcI4svtdYfylJXCsw4dx8MxbJd7aWco5vwlCob+Lwtu2tK8/C1AyGIn704hzB F9HtV6k91wVpOEjtdTmdPXtfGB5z990AMFbQTrCsZ4twhxOnoqbZ7oSuJuL9GAQNcJR7 S6okmXKSUvOo4wxERaP1hxGk7dgVi9P4ZM7t5s6LVNVgfeyK9yX/+f4yy8+qaaSrsS3H uCqszC5mCh6QuwWtAzgRGxWxK2IX2LwcbaD0aL95KAhCV5tKnjg4jOn/SReJjdIX+j6h qv+dXiyNtCJIhRV3eBP2xGjP5SrI+5gIEH0pJ5QU4WT0dULK7wDLBW0+8OXDCbI46mt1 7Agg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1766595830; x=1767200630; 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=QwTK78uer5FqwaU5f51ewDsBN5tAldzPPMkL2zu2Q7s=; b=Tu6rWkoxnMrLwF6chMe65tpwIEuAO46YMpfj5XyfGBEyM8/5uhNAIjhlnvczUtejSm TqA1HqdxWb15qwQoOQe4yeVLkTGXb/oETGZNY94ukhxZiuQTX6f/nYUkn/tj3CPLQXjS 0927dTWd3gOixz8xGJkrZkhMtLSDue7GttrJ2ILARXueBTzCqUWJ4FP6CX7mx+dlwniX HkKYHpqCj5vCNkWOTzv0bcQK4LpiiTvNqEd1gefJWNgkAZodlEQeTzesdD4l+4z9FpuI DQLNdiX8UfdDT8YmlhkZQrzZ42aDdnn6QMhI2HJt/1xQifrKb3Jo36IwLNRT8KkFBQgO 5lMg== X-Gm-Message-State: AOJu0YyOOq+OqxuEtbvkr+NNFWXYoJ+R8gHFcRxZ08jF4tzwSzkazrHF W6JYK2jQ0jyq1CvYeKaFAfXG12sgfwoZsTkpBP61FlLS59q2Jwugczf4pehksA== X-Gm-Gg: AY/fxX48F5hCg1CoVoFwIAUCNhNmpZIMGwzMuiB/2yQFJvL0XJ6YRCfvdMgRJVTT2gi arLaLfDhmUjkrtRfnzTB19uirqX2xB56Vm3QN/gkC4MSsoNxtT2YM+m7SlxyW+x4XD9ID5LXkw/ TOGQFLAU6OHhbR5ww5xdFjgFqYBTW2GA29sR0ggrBwYmqO6uz+5rfRTgC/GvBi+NeV7rIDM3CU6 ahrW67gSRD7aJIHIRLJaou9WpOBggHNCM2zOwLmJykw3Yf5nPmvspAyAEgvh8ORepRJm1/mu83B TJgjx5DgYHYKBUSPiWCJf5k8uRvKC7MadhjvWj8E9vvHOoBarouH0CMK+1Qppw0+gbeX3jAO2Jd o5e5YyOOjdwuO36ZW+XP3zWR0Mfd8pGRf7nb/VyRnSkFntR6FPowdJl6AupIVSMH+WLtUTdGmzb K98jFN+7N+QDbEvTxcwiDfQ5ereDWlIOeG6FJVqTrpdazUwIQ1+izA7N8p7TD5UzYAHQ== X-Google-Smtp-Source: AGHT+IGl54jmOAYUGkIE1+LHb8Ib0Ru38nQPIsZR8jHbOJogShCm59AuodegHYJUA176Df1F0Piu+A== X-Received: by 2002:a17:907:9801:b0:b73:6838:802c with SMTP id a640c23a62f3a-b80371d8c9bmr1801488066b.42.1766595825667; Wed, 24 Dec 2025 09:03:45 -0800 (PST) From: Oleksii Kurochko To: xen-devel@lists.xenproject.org Cc: Oleksii Kurochko , Alistair Francis , Bob Eshleman , Connor Davis , Andrew Cooper , Anthony PERARD , Michal Orzel , Jan Beulich , Julien Grall , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= , Stefano Stabellini Subject: [PATCH v1 10/15] xen/riscv: implement SBI legacy SET_TIMER support for guests Date: Wed, 24 Dec 2025 18:03:23 +0100 Message-ID: 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: 1766596076694158500 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 --- 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 ca869942d693..7eb3a1f119d8 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