From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f46.google.com (mail-wm1-f46.google.com [209.85.128.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B2DFD3515C1 for ; Fri, 7 Aug 2026 07:40:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.46 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786088449; cv=none; b=lsNRes8VUOHEa3cweCixpujeN6mRthK0yTaNpFLNfmE8uILj8Nr1yY19sgRF8lCmPuriC3bbYDAvBa2u9QQ1/qQpmoGCZtxEHUoJIuFbNioiQZ3zNjhHDyuYaNF93UeE1cdsULe/D4u2Zd/GTxJ4raYE/4UoB8Kd689VBMr2ckM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786088449; c=relaxed/simple; bh=yLlEJtUA4c+lx4MJarEGHOb+L+h2dwEqGLbgGSEeKdE=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=fAoRtQVoKIvbuPLq521o1I5IzYorIQDLOawF0Bpeh9r3lzwuK5rJGh8Y4+PzmXxD3HbmKPfRl3e/UxhF9dVIIytaJoOPx61qCkXKvdgwMrht5wbR1gzcRyLv09FcEx/sbFjqeg9SHGbcCTJtDn/jwjLk18Y4r16nXqZnVOhv5Xc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=osyx.tech; spf=none smtp.mailfrom=osyx.tech; dkim=pass (2048-bit key) header.d=osyx-tech.20251104.gappssmtp.com header.i=@osyx-tech.20251104.gappssmtp.com header.b=WexycwIf; arc=none smtp.client-ip=209.85.128.46 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=osyx.tech Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=osyx.tech Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=osyx-tech.20251104.gappssmtp.com header.i=@osyx-tech.20251104.gappssmtp.com header.b="WexycwIf" Received: by mail-wm1-f46.google.com with SMTP id 5b1f17b1804b1-4995b0343c1so6834715e9.3 for ; Fri, 07 Aug 2026 00:40:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=osyx-tech.20251104.gappssmtp.com; s=20251104; t=1786088446; x=1786693246; darn=vger.kernel.org; h=content-transfer-encoding:content-type:mime-version:message-id:date :subject:cc:to:from:from:to:cc:subject:date:message-id:reply-to :content-type; bh=5ZtlYdzWPfbUjT+3726P4tEkOyWdFs4LizgvGG0WnvQ=; b=WexycwIfQb4Vr9e6JAlRE5A2UPYI1M9X/NoURuwfeKuVWMYL8LlolX0gVIx6ipYqxu KqVW57YQtHscbnGtBdbujIk7aa/YUqRL+nYhB+o5lBjH0fOTTbqzSm3r28Yr1rKPlrv1 O2Cn60M87aL2yPL4v7pMLC6uJByQANsZejo+nSCli1u7hv+EXxX8lB4oLIigmcyL9SJB 1OYglJ+1fCNwvAQsAuJgB5K3BgRhn4KZHKZAd81SFTTDS7Ond6BpdHNJwni/wie1+PAx xaxcLEDXKP1Uoadc+3KbDtNiF8+Jepihn1YU0bQwteMr8lT99YSOs3Zn9DWVvRxvmzaS mV6A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1786088446; x=1786693246; h=content-transfer-encoding:content-type:mime-version:message-id:date :subject:cc:to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject :date:message-id:reply-to:content-type; bh=5ZtlYdzWPfbUjT+3726P4tEkOyWdFs4LizgvGG0WnvQ=; b=hVebwkHRKeBqN383EfiK9WvlqWLr2fdk+vq+t1FkQkDc0d+g9TOLXlGNIx3hEE0tDJ EPFNdAQlwxaNGxX+IH+49isWdu3aRyWGnlqsGcd7iRq+WG+h/T34fR2sWb8l11ReT9Vm /4zIRK2UW85eg0KYwjWfWxqjCIx0rgy248uMJOCVDQWIEqxYyWItr5+jI+TjT+/+okqI V+ioEuTTQUqN1YbKJ/I/Cz8tLrv40qVjhUOnzwx61NBg/zHQUK9MaAtM/RzAQcydpL7B x4whLvF0ndp1RI8iBcixXv3rLPKY6AP5c+IWYDN9UPb4d0MODyv+eDYeUS3tkJfIsrkB i7gw== X-Forwarded-Encrypted: i=1; AHgh+RrV/YnNaltmRzoisaQJidBQwE1KFVV5hjHIUTgDh+SHDcU3XXchZr98tw/j5BPxW8Lq2XyD7yHyVQMn@vger.kernel.org X-Gm-Message-State: AOJu0YxPV5OwUaxvwfQ2tUPIrg6UQh3kJm+ytZnJ/0lKCHEFJziVjwVP 4Q/B9Hm/uqCRCbyf9ohpCrtK6jdPxTNg/kKMNmjwOQ8rdIMmZKiKLvuehhHSnIpBwOUK X-Gm-Gg: AR+sD13oF+sczBxObyBv0zERtFkqgH/1Kt+c0Zzz6pHmoL7RW4eiMG7iZ6SOpDPhiV/ Uaxn+iZbugdcwxdpiPIX7LJ5hx7KWRSQJs71nkHFUtiIRg7vNvno1s0YM+31bngeswdHcnM6aC9 6l+ucuvtc455FQPw4MDsUNywJgUWRU3IP+kHdQYrdLCaqnekkdJIbOyuXWbCl5f15+sYUuWlHhA kqN6alKzbB+vGUR9fMG8F9TdUD4UqljzadZRdj98y3VPZtFXsJB2F4nz7TOKi4KSHHZDu7LntM5 6/KBAEveBCrUG/H92m2usJpBc48zztzoKK2GZfhHJ8JjjAQuk2F7d8KUL/e396aYEOFwxJ9f3FK eBHBOJfSu4R3RAsuFdtgOZOPyFvyzlJPZ9sjYUTlhTBkMc0FFz3QqRZChHdqUPF9wU/ZVgScLoR nELKgulKS5FTfyeSyINqb7vRsV4Yg4JF7ESIvnidZBlJnhZPF1LIZ2f3ChxaYFMBo= X-Received: by 2002:a05:600c:1f96:b0:496:c249:dd9a with SMTP id 5b1f17b1804b1-4994e71364fmr248230245e9.3.1786088445905; Fri, 07 Aug 2026 00:40:45 -0700 (PDT) Received: from jp-linux.Home ([2001:8a0:f59c:a900:2600:fba1:8d1e:1692]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-480021f90f8sm2819904f8f.26.2026.08.07.00.40.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Aug 2026 00:40:45 -0700 (PDT) From: =?UTF-8?q?Jo=C3=A3o=20Peixoto?= To: gregkh@linuxfoundation.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: jose@osyx.tech, davidmcerdeira@osyx.tech, corbet@lwn.net, skhan@linuxfoundation.org, catalin.marinas@arm.com, will@kernel.org, linux@armlinux.org.uk, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, andrew.jones@oss.qualcomm.com, rdunlap@infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org Subject: [RFC PATCH v3 0/6] virt: bao: Add Bao hypervisor IPC and I/O dispatcher drivers Date: Fri, 7 Aug 2026 08:39:27 +0100 Message-ID: X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This series adds guest-side drivers for the Bao static-partitioning hypervisor: an IPC shared-memory driver and an I/O dispatcher, plus their device-tree bindings, UAPI and MAINTAINERS entry. Bao is a lightweight static-partitioning hypervisor for embedded and safety-critical systems. - The IPC shared-memory driver lets Bao guests exchange data through a shared-memory region split into a read and a write channel. - The I/O dispatcher lets a backend guest service paravirtualised (VirtIO) I/O on behalf of frontend guests. Sent as RFC: the RISC-V backend uses the SBI experimental extension space (see "Open items" below), and the device-tree bindings were reworked in this version and would benefit from another look. ## Changes since v2 - dt-bindings (ipcshmem): describe the two channels through reg/reg-names, drop read-channel/write-channel and the "id" property, use a vendor "bao,id", and use a generic node name (Krzysztof Kozlowski). - dt-bindings (io-dispatcher): one node per backend device (single reg + interrupt) instead of one node describing many devices, modelled on the gunyah/Mediatek Genio bindings (Krzysztof Kozlowski). - io dispatcher driver: one platform device per device model (/dev/bao-dmX); removed the global DM list, the anonymous-inode fd and the dispatcher indirection ioctl; fixed a leak and probe error-path bugs; initialise virtio_requests_lock and the hypercall context fields. - ipcshmem driver: derive the two regions from reg; drop the success print; do the range arithmetic in u64. - Kconfig: fix the help-text indentation (Randy Dunlap). - style: unwrap the few-char line wraps; the IPC hypercall helper now takes a single argument and fits on one line (Andrew Jones). - riscv: use BAO_SBI_EXT_ID consistently, document that it is in the SBI experimental extension space, and drop the redundant ecall input constraints (Andrew Jones). - commit messages: rewritten to kernel style; the "consolidate the IPC hypercall ID" patch now explains why and covers the signature change (Greg KH). - process: sent as a fresh thread with this changelog, and the mail setup that bounced v1/v2 is fixed (Krzysztof Kozlowski, Greg KH). ## Open items / still under discussion - RISC-V uses the experimental SBI extension ID (0x08000ba0). A permanent implementation ID must be registered in the RISC-V SBI spec before RISC-V can be non-experimental; hence RFC. - Whether the Remote I/O hypercall must follow SBI chapter-3 register rules (Andrew Jones) — see the reply on patch 4. - The "bao,id" property and the "bao" vendor prefix (Krzysztof Kozlowski) — rationale is in the bindings; alternatives welcome. Link to v2: https://lore.kernel.org/all/20260107162829.416885-1-joaopeixoto@osyx.tech/ João Peixoto (6): dt-bindings: bao: add IPC shared-memory device virt: bao: add IPC shared-memory driver dt-bindings: bao: add I/O dispatcher device virt: bao: add I/O dispatcher driver virt: bao: consolidate the IPC hypercall ID in include/linux/bao.h MAINTAINERS: add Bao hypervisor entry .../bindings/bao/bao,io-dispatcher.yaml | 58 +++ .../devicetree/bindings/bao/bao,ipcshmem.yaml | 59 +++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + .../userspace-api/ioctl/ioctl-number.rst | 2 + MAINTAINERS | 13 + arch/arm/include/asm/bao.h | 60 +++ arch/arm64/include/asm/bao.h | 60 +++ arch/riscv/include/asm/bao.h | 66 +++ drivers/virt/Kconfig | 2 + drivers/virt/Makefile | 2 + drivers/virt/bao/Kconfig | 5 + drivers/virt/bao/Makefile | 4 + drivers/virt/bao/io-dispatcher/Kconfig | 16 + drivers/virt/bao/io-dispatcher/Makefile | 4 + drivers/virt/bao/io-dispatcher/bao_drv.h | 349 +++++++++++++++ drivers/virt/bao/io-dispatcher/dm.c | 316 ++++++++++++++ drivers/virt/bao/io-dispatcher/driver.c | 95 +++++ drivers/virt/bao/io-dispatcher/intc.c | 64 +++ drivers/virt/bao/io-dispatcher/io_client.c | 401 ++++++++++++++++++ .../virt/bao/io-dispatcher/io_dispatcher.c | 181 ++++++++ drivers/virt/bao/io-dispatcher/ioeventfd.c | 323 ++++++++++++++ drivers/virt/bao/io-dispatcher/irqfd.c | 314 ++++++++++++++ drivers/virt/bao/ipcshmem/Kconfig | 10 + drivers/virt/bao/ipcshmem/Makefile | 3 + drivers/virt/bao/ipcshmem/ipcshmem.c | 228 ++++++++++ include/linux/bao.h | 44 ++ include/uapi/linux/bao.h | 96 +++++ 27 files changed, 2777 insertions(+) create mode 100644 Documentation/devicetree/bindings/bao/bao,io-dispatcher.yaml create mode 100644 Documentation/devicetree/bindings/bao/bao,ipcshmem.yaml create mode 100644 arch/arm/include/asm/bao.h create mode 100644 arch/arm64/include/asm/bao.h create mode 100644 arch/riscv/include/asm/bao.h create mode 100644 drivers/virt/bao/Kconfig create mode 100644 drivers/virt/bao/Makefile create mode 100644 drivers/virt/bao/io-dispatcher/Kconfig create mode 100644 drivers/virt/bao/io-dispatcher/Makefile create mode 100644 drivers/virt/bao/io-dispatcher/bao_drv.h create mode 100644 drivers/virt/bao/io-dispatcher/dm.c create mode 100644 drivers/virt/bao/io-dispatcher/driver.c create mode 100644 drivers/virt/bao/io-dispatcher/intc.c create mode 100644 drivers/virt/bao/io-dispatcher/io_client.c create mode 100644 drivers/virt/bao/io-dispatcher/io_dispatcher.c create mode 100644 drivers/virt/bao/io-dispatcher/ioeventfd.c create mode 100644 drivers/virt/bao/io-dispatcher/irqfd.c create mode 100644 drivers/virt/bao/ipcshmem/Kconfig create mode 100644 drivers/virt/bao/ipcshmem/Makefile create mode 100644 drivers/virt/bao/ipcshmem/ipcshmem.c create mode 100644 include/linux/bao.h create mode 100644 include/uapi/linux/bao.h base-commit: dc59e4fea9d83f03bad6bddf3fa2e52491777482 -- 2.43.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 054F3C5AC7C for ; Fri, 7 Aug 2026 07:41:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=idV+Ml2WOCsUKKiz0wx05wCYkMnlhieunrUQTy813D0=; b=2jguWI4AkRcGKB 4fDYEj7uSw3Qi31pNt+22oMqyDmYoH0NgmTwH0/pXBb4bGmAAd/zZBh1x2C/TJeP0JjKpXbAKFZpw RoegJY5k4MUOJTp3KSH9R4ZlQXVtMLSSyb6Zz61z7PylkBTFnjY5JbEBUYv+6uxRVulVWqcNLxI7f /4GObumIg1RVow3Xi7vr7+VfBSTf/chEvQ2f6zLK2jUtTeHJhTV9NZFTVcarCeSfpT2QIxYie/7xs kI3nzBcZ0C5r07jwoDMmhQ0G6d5NkHsK7JfxavkHPwwFUcvwGGON++wEJSp5zwNkxnK8oQG6rw7mF 8z1UlajTtkDSofWONsrg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wsFCF-00000007FrR-2XYs; Fri, 07 Aug 2026 07:40:51 +0000 Received: from mail-wm1-x32d.google.com ([2a00:1450:4864:20::32d]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wsFCC-00000007FqP-17Ti for linux-riscv@lists.infradead.org; Fri, 07 Aug 2026 07:40:50 +0000 Received: by mail-wm1-x32d.google.com with SMTP id 5b1f17b1804b1-495757ccbc1so32351315e9.2 for ; Fri, 07 Aug 2026 00:40:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=osyx-tech.20251104.gappssmtp.com; s=20251104; t=1786088446; x=1786693246; darn=lists.infradead.org; h=content-transfer-encoding:content-type:mime-version:message-id:date :subject:cc:to:from:from:to:cc:subject:date:message-id:reply-to :content-type; bh=5ZtlYdzWPfbUjT+3726P4tEkOyWdFs4LizgvGG0WnvQ=; b=wTbGwHeHQnruHEO/lqyFd4m0K0S6yhq5Sad7APS/kex65VL3fh9PMeVI0RvrUUaNQX iKotN7ocYDKPmjS+yJsXu1nK0ShXJNZpHM4HcBjpvmT9cJw4GNtAugGj7tsdReKwQtKA f3oVAIjTp6ZFmCWgLtA5o0evAxIWf7sSFKVEWTkug7kD5Zs8gBfx7rUptsyGiRLLjDEu K5yM7gW5JO/fOKsjVt8Wxi37k6LfuAEUVkwgOlYAGvkF+Bzpq2UQOS6BaE7SAUQIW93z +nSxJAnCOMAM168/YG3VKFz7jrhbJWQphHXm+0laRIfz54uGF2tzQnGaRLqlnNPcG8jr uixg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1786088446; x=1786693246; h=content-transfer-encoding:content-type:mime-version:message-id:date :subject:cc:to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject :date:message-id:reply-to:content-type; bh=5ZtlYdzWPfbUjT+3726P4tEkOyWdFs4LizgvGG0WnvQ=; b=JKrtVEjLjfQaq+feZ5JFWCSrwRlHfk+6ns5+rIqEL5NFQ+l+G2qMStqwLz27pQMfo6 5iAQm861LuEpjJgHjfmTJbBwA6XuCr9PUXXgbI4zIK/D7yp36HC7qIEwfkovIs/L8dmB xSrOwMV6Zo9UMwak6JQBPiMtV3xIUwFDbt1kjIyqFD3id6uHo7EMeSpLOyl0Dw7apTY7 oYnr+Z2vwN1oadBlm2cfTj5KjzIo/BWJYNXWhntq6PQr3DtuUrNvc0IVrN7S92c9t0q/ 4YlmlTBMoONDw1IARG4i86zenogDTGgSG8X85+oERzV7OaNk5tM7jplrvId3vJEv0iqY wNSg== X-Forwarded-Encrypted: i=1; AHgh+Ro67F9tUbcEsydxE7EwEGxjiGxtBt9KjT5N2xYYUdXNDRbpJsVpTeQMtmZV7NIIVVgAG3s2fMx5UMgVtg==@lists.infradead.org X-Gm-Message-State: AOJu0YyiflT5igUqxvY0qzQzdUWANeD/Ya6Forf0E+MbDGvxzgVvETHk //plQQ4KpI1L5yrYCIeyVkS+zyABcTz6gVxInFZRB5ztI/Sjn79eRnQIV30vFPFQvyBX X-Gm-Gg: AR+sD13Y+JwXOOQmBIn6awXTPyMp3AGTJq51lgSqjPJMsB/QGF6S0Gcnx/ead6Y25GP cSU+lsOWLIZzTJO+8VaUWZi8lKwUS2pAMnoEyyAn/0c/M6xth2dWmwheYtCz6OhZrz2SjFKT/r/ vV0qDCsdyF3FUVElJkg18oeDXjOyiOOTvFruV6Ps/1uPgMoQpBhD3NgEVfNnOUUQAZtgZgw55o6 z76SZlkHRDTj3z9igGWbSt2hWEmNowidn7mznBExEyZeVPp4Oqi2+OcpJwfiLwWkhmhO8O1Ec4k h3z7uEVu8qUB0yEx3sbZkKuLk2aosgD7zExzQ4Zy0pBsx0NYlWl9RVrIOCcMWFe5QIDhPEvoKms LtPuxonXbMQAC0qAeamVtKZ8r9xmbzKy6RFYEQfBf0YoztmYE8g/MLIQloJ2X9YdxG7xyDO8PY4 HLpnuJAm9dhNa1Ar4gSLeTyzSqo8uW0xhfKToiUAfEjvePZuDjMVxPaZn7SuXV5Mc= X-Received: by 2002:a05:600c:1f96:b0:496:c249:dd9a with SMTP id 5b1f17b1804b1-4994e71364fmr248230245e9.3.1786088445905; Fri, 07 Aug 2026 00:40:45 -0700 (PDT) Received: from jp-linux.Home ([2001:8a0:f59c:a900:2600:fba1:8d1e:1692]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-480021f90f8sm2819904f8f.26.2026.08.07.00.40.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Aug 2026 00:40:45 -0700 (PDT) From: =?UTF-8?q?Jo=C3=A3o=20Peixoto?= To: gregkh@linuxfoundation.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: jose@osyx.tech, davidmcerdeira@osyx.tech, corbet@lwn.net, skhan@linuxfoundation.org, catalin.marinas@arm.com, will@kernel.org, linux@armlinux.org.uk, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, andrew.jones@oss.qualcomm.com, rdunlap@infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org Subject: [RFC PATCH v3 0/6] virt: bao: Add Bao hypervisor IPC and I/O dispatcher drivers Date: Fri, 7 Aug 2026 08:39:27 +0100 Message-ID: X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260807_004048_555679_2883833E X-CRM114-Status: GOOD ( 16.05 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org VGhpcyBzZXJpZXMgYWRkcyBndWVzdC1zaWRlIGRyaXZlcnMgZm9yIHRoZSBCYW8gc3RhdGljLXBh cnRpdGlvbmluZwpoeXBlcnZpc29yOiBhbiBJUEMgc2hhcmVkLW1lbW9yeSBkcml2ZXIgYW5kIGFu IEkvTyBkaXNwYXRjaGVyLCBwbHVzIHRoZWlyCmRldmljZS10cmVlIGJpbmRpbmdzLCBVQVBJIGFu ZCBNQUlOVEFJTkVSUyBlbnRyeS4KCkJhbyBpcyBhIGxpZ2h0d2VpZ2h0IHN0YXRpYy1wYXJ0aXRp b25pbmcgaHlwZXJ2aXNvciBmb3IgZW1iZWRkZWQgYW5kCnNhZmV0eS1jcml0aWNhbCBzeXN0ZW1z LgotIFRoZSBJUEMgc2hhcmVkLW1lbW9yeSBkcml2ZXIgbGV0cyBCYW8gZ3Vlc3RzIGV4Y2hhbmdl IGRhdGEgdGhyb3VnaCBhCiAgc2hhcmVkLW1lbW9yeSByZWdpb24gc3BsaXQgaW50byBhIHJlYWQg YW5kIGEgd3JpdGUgY2hhbm5lbC4KLSBUaGUgSS9PIGRpc3BhdGNoZXIgbGV0cyBhIGJhY2tlbmQg Z3Vlc3Qgc2VydmljZSBwYXJhdmlydHVhbGlzZWQgKFZpcnRJTykKICBJL08gb24gYmVoYWxmIG9m IGZyb250ZW5kIGd1ZXN0cy4KClNlbnQgYXMgUkZDOiB0aGUgUklTQy1WIGJhY2tlbmQgdXNlcyB0 aGUgU0JJIGV4cGVyaW1lbnRhbCBleHRlbnNpb24gc3BhY2UKKHNlZSAiT3BlbiBpdGVtcyIgYmVs b3cpLCBhbmQgdGhlIGRldmljZS10cmVlIGJpbmRpbmdzIHdlcmUgcmV3b3JrZWQgaW4gdGhpcwp2 ZXJzaW9uIGFuZCB3b3VsZCBiZW5lZml0IGZyb20gYW5vdGhlciBsb29rLgoKIyMgQ2hhbmdlcyBz aW5jZSB2MgotIGR0LWJpbmRpbmdzIChpcGNzaG1lbSk6IGRlc2NyaWJlIHRoZSB0d28gY2hhbm5l bHMgdGhyb3VnaCByZWcvcmVnLW5hbWVzLAogIGRyb3AgcmVhZC1jaGFubmVsL3dyaXRlLWNoYW5u ZWwgYW5kIHRoZSAiaWQiIHByb3BlcnR5LCB1c2UgYSB2ZW5kb3IKICAiYmFvLGlkIiwgYW5kIHVz ZSBhIGdlbmVyaWMgbm9kZSBuYW1lIChLcnp5c3p0b2YgS296bG93c2tpKS4KLSBkdC1iaW5kaW5n cyAoaW8tZGlzcGF0Y2hlcik6IG9uZSBub2RlIHBlciBiYWNrZW5kIGRldmljZSAoc2luZ2xlIHJl ZyArCiAgaW50ZXJydXB0KSBpbnN0ZWFkIG9mIG9uZSBub2RlIGRlc2NyaWJpbmcgbWFueSBkZXZp Y2VzLCBtb2RlbGxlZCBvbiB0aGUKICBndW55YWgvTWVkaWF0ZWsgR2VuaW8gYmluZGluZ3MgKEty enlzenRvZiBLb3psb3dza2kpLgotIGlvIGRpc3BhdGNoZXIgZHJpdmVyOiBvbmUgcGxhdGZvcm0g ZGV2aWNlIHBlciBkZXZpY2UgbW9kZWwgKC9kZXYvYmFvLWRtWCk7CiAgcmVtb3ZlZCB0aGUgZ2xv YmFsIERNIGxpc3QsIHRoZSBhbm9ueW1vdXMtaW5vZGUgZmQgYW5kIHRoZSBkaXNwYXRjaGVyCiAg aW5kaXJlY3Rpb24gaW9jdGw7IGZpeGVkIGEgbGVhayBhbmQgcHJvYmUgZXJyb3ItcGF0aCBidWdz OyBpbml0aWFsaXNlCiAgdmlydGlvX3JlcXVlc3RzX2xvY2sgYW5kIHRoZSBoeXBlcmNhbGwgY29u dGV4dCBmaWVsZHMuCi0gaXBjc2htZW0gZHJpdmVyOiBkZXJpdmUgdGhlIHR3byByZWdpb25zIGZy b20gcmVnOyBkcm9wIHRoZSBzdWNjZXNzIHByaW50OwogIGRvIHRoZSByYW5nZSBhcml0aG1ldGlj IGluIHU2NC4KLSBLY29uZmlnOiBmaXggdGhlIGhlbHAtdGV4dCBpbmRlbnRhdGlvbiAoUmFuZHkg RHVubGFwKS4KLSBzdHlsZTogdW53cmFwIHRoZSBmZXctY2hhciBsaW5lIHdyYXBzOyB0aGUgSVBD IGh5cGVyY2FsbCBoZWxwZXIgbm93IHRha2VzIGEKICBzaW5nbGUgYXJndW1lbnQgYW5kIGZpdHMg b24gb25lIGxpbmUgKEFuZHJldyBKb25lcykuCi0gcmlzY3Y6IHVzZSBCQU9fU0JJX0VYVF9JRCBj b25zaXN0ZW50bHksIGRvY3VtZW50IHRoYXQgaXQgaXMgaW4gdGhlIFNCSQogIGV4cGVyaW1lbnRh bCBleHRlbnNpb24gc3BhY2UsIGFuZCBkcm9wIHRoZSByZWR1bmRhbnQgZWNhbGwgaW5wdXQKICBj b25zdHJhaW50cyAoQW5kcmV3IEpvbmVzKS4KLSBjb21taXQgbWVzc2FnZXM6IHJld3JpdHRlbiB0 byBrZXJuZWwgc3R5bGU7IHRoZSAiY29uc29saWRhdGUgdGhlIElQQwogIGh5cGVyY2FsbCBJRCIg cGF0Y2ggbm93IGV4cGxhaW5zIHdoeSBhbmQgY292ZXJzIHRoZSBzaWduYXR1cmUgY2hhbmdlCiAg KEdyZWcgS0gpLgotIHByb2Nlc3M6IHNlbnQgYXMgYSBmcmVzaCB0aHJlYWQgd2l0aCB0aGlzIGNo YW5nZWxvZywgYW5kIHRoZSBtYWlsIHNldHVwIHRoYXQKICBib3VuY2VkIHYxL3YyIGlzIGZpeGVk IChLcnp5c3p0b2YgS296bG93c2tpLCBHcmVnIEtIKS4KCiMjIE9wZW4gaXRlbXMgLyBzdGlsbCB1 bmRlciBkaXNjdXNzaW9uCi0gUklTQy1WIHVzZXMgdGhlIGV4cGVyaW1lbnRhbCBTQkkgZXh0ZW5z aW9uIElEICgweDA4MDAwYmEwKS4gQSBwZXJtYW5lbnQKICBpbXBsZW1lbnRhdGlvbiBJRCBtdXN0 IGJlIHJlZ2lzdGVyZWQgaW4gdGhlIFJJU0MtViBTQkkgc3BlYyBiZWZvcmUgUklTQy1WCiAgY2Fu IGJlIG5vbi1leHBlcmltZW50YWw7IGhlbmNlIFJGQy4KLSBXaGV0aGVyIHRoZSBSZW1vdGUgSS9P IGh5cGVyY2FsbCBtdXN0IGZvbGxvdyBTQkkgY2hhcHRlci0zIHJlZ2lzdGVyIHJ1bGVzCiAgKEFu ZHJldyBKb25lcykg4oCUIHNlZSB0aGUgcmVwbHkgb24gcGF0Y2ggNC4KLSBUaGUgImJhbyxpZCIg cHJvcGVydHkgYW5kIHRoZSAiYmFvIiB2ZW5kb3IgcHJlZml4IChLcnp5c3p0b2YgS296bG93c2tp KSDigJQKICByYXRpb25hbGUgaXMgaW4gdGhlIGJpbmRpbmdzOyBhbHRlcm5hdGl2ZXMgd2VsY29t ZS4KCkxpbmsgdG8gdjI6IGh0dHBzOi8vbG9yZS5rZXJuZWwub3JnL2FsbC8yMDI2MDEwNzE2Mjgy OS40MTY4ODUtMS1qb2FvcGVpeG90b0Bvc3l4LnRlY2gvCgpKb8OjbyBQZWl4b3RvICg2KToKICBk dC1iaW5kaW5nczogYmFvOiBhZGQgSVBDIHNoYXJlZC1tZW1vcnkgZGV2aWNlCiAgdmlydDogYmFv OiBhZGQgSVBDIHNoYXJlZC1tZW1vcnkgZHJpdmVyCiAgZHQtYmluZGluZ3M6IGJhbzogYWRkIEkv TyBkaXNwYXRjaGVyIGRldmljZQogIHZpcnQ6IGJhbzogYWRkIEkvTyBkaXNwYXRjaGVyIGRyaXZl cgogIHZpcnQ6IGJhbzogY29uc29saWRhdGUgdGhlIElQQyBoeXBlcmNhbGwgSUQgaW4gaW5jbHVk ZS9saW51eC9iYW8uaAogIE1BSU5UQUlORVJTOiBhZGQgQmFvIGh5cGVydmlzb3IgZW50cnkKCiAu Li4vYmluZGluZ3MvYmFvL2Jhbyxpby1kaXNwYXRjaGVyLnlhbWwgICAgICAgfCAgNTggKysrCiAu Li4vZGV2aWNldHJlZS9iaW5kaW5ncy9iYW8vYmFvLGlwY3NobWVtLnlhbWwgfCAgNTkgKysrCiAu Li4vZGV2aWNldHJlZS9iaW5kaW5ncy92ZW5kb3ItcHJlZml4ZXMueWFtbCAgfCAgIDIgKwogLi4u L3VzZXJzcGFjZS1hcGkvaW9jdGwvaW9jdGwtbnVtYmVyLnJzdCAgICAgIHwgICAyICsKIE1BSU5U QUlORVJTICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICB8ICAxMyArCiBhcmNoL2Fy bS9pbmNsdWRlL2FzbS9iYW8uaCAgICAgICAgICAgICAgICAgICAgfCAgNjAgKysrCiBhcmNoL2Fy bTY0L2luY2x1ZGUvYXNtL2Jhby5oICAgICAgICAgICAgICAgICAgfCAgNjAgKysrCiBhcmNoL3Jp c2N2L2luY2x1ZGUvYXNtL2Jhby5oICAgICAgICAgICAgICAgICAgfCAgNjYgKysrCiBkcml2ZXJz L3ZpcnQvS2NvbmZpZyAgICAgICAgICAgICAgICAgICAgICAgICAgfCAgIDIgKwogZHJpdmVycy92 aXJ0L01ha2VmaWxlICAgICAgICAgICAgICAgICAgICAgICAgIHwgICAyICsKIGRyaXZlcnMvdmly dC9iYW8vS2NvbmZpZyAgICAgICAgICAgICAgICAgICAgICB8ICAgNSArCiBkcml2ZXJzL3ZpcnQv YmFvL01ha2VmaWxlICAgICAgICAgICAgICAgICAgICAgfCAgIDQgKwogZHJpdmVycy92aXJ0L2Jh by9pby1kaXNwYXRjaGVyL0tjb25maWcgICAgICAgIHwgIDE2ICsKIGRyaXZlcnMvdmlydC9iYW8v aW8tZGlzcGF0Y2hlci9NYWtlZmlsZSAgICAgICB8ICAgNCArCiBkcml2ZXJzL3ZpcnQvYmFvL2lv LWRpc3BhdGNoZXIvYmFvX2Rydi5oICAgICAgfCAzNDkgKysrKysrKysrKysrKysrCiBkcml2ZXJz L3ZpcnQvYmFvL2lvLWRpc3BhdGNoZXIvZG0uYyAgICAgICAgICAgfCAzMTYgKysrKysrKysrKysr KysKIGRyaXZlcnMvdmlydC9iYW8vaW8tZGlzcGF0Y2hlci9kcml2ZXIuYyAgICAgICB8ICA5NSAr KysrKwogZHJpdmVycy92aXJ0L2Jhby9pby1kaXNwYXRjaGVyL2ludGMuYyAgICAgICAgIHwgIDY0 ICsrKwogZHJpdmVycy92aXJ0L2Jhby9pby1kaXNwYXRjaGVyL2lvX2NsaWVudC5jICAgIHwgNDAx ICsrKysrKysrKysrKysrKysrKwogLi4uL3ZpcnQvYmFvL2lvLWRpc3BhdGNoZXIvaW9fZGlzcGF0 Y2hlci5jICAgIHwgMTgxICsrKysrKysrCiBkcml2ZXJzL3ZpcnQvYmFvL2lvLWRpc3BhdGNoZXIv aW9ldmVudGZkLmMgICAgfCAzMjMgKysrKysrKysrKysrKysKIGRyaXZlcnMvdmlydC9iYW8vaW8t ZGlzcGF0Y2hlci9pcnFmZC5jICAgICAgICB8IDMxNCArKysrKysrKysrKysrKwogZHJpdmVycy92 aXJ0L2Jhby9pcGNzaG1lbS9LY29uZmlnICAgICAgICAgICAgIHwgIDEwICsKIGRyaXZlcnMvdmly dC9iYW8vaXBjc2htZW0vTWFrZWZpbGUgICAgICAgICAgICB8ICAgMyArCiBkcml2ZXJzL3ZpcnQv YmFvL2lwY3NobWVtL2lwY3NobWVtLmMgICAgICAgICAgfCAyMjggKysrKysrKysrKwogaW5jbHVk ZS9saW51eC9iYW8uaCAgICAgICAgICAgICAgICAgICAgICAgICAgIHwgIDQ0ICsrCiBpbmNsdWRl L3VhcGkvbGludXgvYmFvLmggICAgICAgICAgICAgICAgICAgICAgfCAgOTYgKysrKysKIDI3IGZp bGVzIGNoYW5nZWQsIDI3NzcgaW5zZXJ0aW9ucygrKQogY3JlYXRlIG1vZGUgMTAwNjQ0IERvY3Vt ZW50YXRpb24vZGV2aWNldHJlZS9iaW5kaW5ncy9iYW8vYmFvLGlvLWRpc3BhdGNoZXIueWFtbAog Y3JlYXRlIG1vZGUgMTAwNjQ0IERvY3VtZW50YXRpb24vZGV2aWNldHJlZS9iaW5kaW5ncy9iYW8v YmFvLGlwY3NobWVtLnlhbWwKIGNyZWF0ZSBtb2RlIDEwMDY0NCBhcmNoL2FybS9pbmNsdWRlL2Fz bS9iYW8uaAogY3JlYXRlIG1vZGUgMTAwNjQ0IGFyY2gvYXJtNjQvaW5jbHVkZS9hc20vYmFvLmgK IGNyZWF0ZSBtb2RlIDEwMDY0NCBhcmNoL3Jpc2N2L2luY2x1ZGUvYXNtL2Jhby5oCiBjcmVhdGUg bW9kZSAxMDA2NDQgZHJpdmVycy92aXJ0L2Jhby9LY29uZmlnCiBjcmVhdGUgbW9kZSAxMDA2NDQg ZHJpdmVycy92aXJ0L2Jhby9NYWtlZmlsZQogY3JlYXRlIG1vZGUgMTAwNjQ0IGRyaXZlcnMvdmly dC9iYW8vaW8tZGlzcGF0Y2hlci9LY29uZmlnCiBjcmVhdGUgbW9kZSAxMDA2NDQgZHJpdmVycy92 aXJ0L2Jhby9pby1kaXNwYXRjaGVyL01ha2VmaWxlCiBjcmVhdGUgbW9kZSAxMDA2NDQgZHJpdmVy cy92aXJ0L2Jhby9pby1kaXNwYXRjaGVyL2Jhb19kcnYuaAogY3JlYXRlIG1vZGUgMTAwNjQ0IGRy aXZlcnMvdmlydC9iYW8vaW8tZGlzcGF0Y2hlci9kbS5jCiBjcmVhdGUgbW9kZSAxMDA2NDQgZHJp dmVycy92aXJ0L2Jhby9pby1kaXNwYXRjaGVyL2RyaXZlci5jCiBjcmVhdGUgbW9kZSAxMDA2NDQg ZHJpdmVycy92aXJ0L2Jhby9pby1kaXNwYXRjaGVyL2ludGMuYwogY3JlYXRlIG1vZGUgMTAwNjQ0 IGRyaXZlcnMvdmlydC9iYW8vaW8tZGlzcGF0Y2hlci9pb19jbGllbnQuYwogY3JlYXRlIG1vZGUg MTAwNjQ0IGRyaXZlcnMvdmlydC9iYW8vaW8tZGlzcGF0Y2hlci9pb19kaXNwYXRjaGVyLmMKIGNy ZWF0ZSBtb2RlIDEwMDY0NCBkcml2ZXJzL3ZpcnQvYmFvL2lvLWRpc3BhdGNoZXIvaW9ldmVudGZk LmMKIGNyZWF0ZSBtb2RlIDEwMDY0NCBkcml2ZXJzL3ZpcnQvYmFvL2lvLWRpc3BhdGNoZXIvaXJx ZmQuYwogY3JlYXRlIG1vZGUgMTAwNjQ0IGRyaXZlcnMvdmlydC9iYW8vaXBjc2htZW0vS2NvbmZp ZwogY3JlYXRlIG1vZGUgMTAwNjQ0IGRyaXZlcnMvdmlydC9iYW8vaXBjc2htZW0vTWFrZWZpbGUK IGNyZWF0ZSBtb2RlIDEwMDY0NCBkcml2ZXJzL3ZpcnQvYmFvL2lwY3NobWVtL2lwY3NobWVtLmMK IGNyZWF0ZSBtb2RlIDEwMDY0NCBpbmNsdWRlL2xpbnV4L2Jhby5oCiBjcmVhdGUgbW9kZSAxMDA2 NDQgaW5jbHVkZS91YXBpL2xpbnV4L2Jhby5oCgoKYmFzZS1jb21taXQ6IGRjNTllNGZlYTlkODNm MDNiYWQ2YmRkZjNmYTJlNTI0OTE3Nzc0ODIKLS0gCjIuNDMuMAoKCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LXJpc2N2IG1haWxpbmcgbGlzdAps aW51eC1yaXNjdkBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3Jn L21haWxtYW4vbGlzdGluZm8vbGludXgtcmlzY3YK