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 C591BC77B7C for ; Fri, 12 May 2023 08:04:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:MIME-Version: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=AMbQ9Qu1wDja5nPqrqBXR7L2u92eUh8oFq5SF5DEkZk=; b=BKdKD3bheWuwovcPhzzuV0vcNr CoVubEq3+5wjI+AVUU7Ob7fbz45xC7QBwTkNO9rfYXVq0SlcihYMRUSwU5larOwYeZtzEQU0kyPCP 9IV4i6LVL7TkiKhIWNvVOByAl0yGn5PxGDUNk2HgIltFz121TOO4+f6PH5opoGNiGcHY8jkLTThmU O1W5HNfDiIIahZ0k29+zT7HtXrRvIsE/RQMb2j7u0hYDoHGRPVzp0MeyI/wuwuJDudydQNAaCYYul GVfgXXCm4ju0isQMG/aa1UhBZ7cI5s/qwIhNJR2/zJk6vWhGp6iYsrtO2zida+0iJKypH+fngHK0P 4g9VfQEA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pxNlg-00BHDc-2o; Fri, 12 May 2023 08:04:48 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pxNld-00BHBI-39; Fri, 12 May 2023 08:04:47 +0000 X-UUID: a6417e46f09b11ed83ed1395ce914268-20230512 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=AMbQ9Qu1wDja5nPqrqBXR7L2u92eUh8oFq5SF5DEkZk=; b=m6nVTWz7SCg807o/w5EH7Cgpgh+1FY6BKBYl5/48qYOiNuQ54nNCtsuyfMfVyEUw/ns9tZPaHj1+hlP/kvv/dKrOleUxlfDAyWhf3LIU6QsOfHmba6zyrJgwhdWLp8UmDlJ4UU1YzM7basuxCXpP2GwF+XvSWQ1mhS4PtC34B6c=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.24,REQID:1473c670-43f8-4156-9ad7-6c793033d44b,IP:0,U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:100,FILE:0,BULK:0,RULE:Release_Ham,ACT ION:release,TS:75 X-CID-INFO: VERSION:1.1.24,REQID:1473c670-43f8-4156-9ad7-6c793033d44b,IP:0,URL :0,TC:0,Content:-25,EDM:0,RT:0,SF:100,FILE:0,BULK:0,RULE:Spam_GS981B3D,ACT ION:quarantine,TS:75 X-CID-META: VersionHash:178d4d4,CLOUDID:74c1a1c0-e32c-4c97-918d-fbb3fc224d4e,B ulkID:230512160409VTPWCBHJ,BulkQuantity:1,Recheck:0,SF:17|19|48|38|29|28,T C:nil,Content:0,EDM:-3,IP:nil,URL:1,File:nil,Bulk:40,QS:nil,BEC:nil,COL:0, OSI:0,OSA:0,AV:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-UUID: a6417e46f09b11ed83ed1395ce914268-20230512 Received: from mtkmbs13n1.mediatek.inc [(172.21.101.193)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1544767616; Fri, 12 May 2023 01:04:41 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.194) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Fri, 12 May 2023 16:04:07 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Fri, 12 May 2023 16:04:07 +0800 From: Yi-De Wu To: Yingshiuan Pan , Ze-Yu Wang , Yi-De Wu , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jonathan Corbet , Catalin Marinas , Will Deacon , Arnd Bergmann , "Matthias Brugger" , AngeloGioacchino Del Regno CC: , , , , , , "Trilok Soni" , David Bradil , Jade Shih , Miles Chen , Ivan Tseng , My Chuang , Shawn Hsiao , PeiLun Suei , Liju Chen Subject: [PATCH v3 0/7] GenieZone hypervisor drivers Date: Fri, 12 May 2023 16:03:58 +0800 Message-ID: <20230512080405.12043-1-yi-de.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 Content-Type: text/plain X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230512_010446_016201_B370B80E X-CRM114-Status: GOOD ( 14.29 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org This series is based on linux-next, tag: next-20230512. GenieZone is MediaTek proprietary hypervisor solution, and it is running in EL2 stand alone as a type-I hypervisor. It is a pure EL2 implementation which implies it does not rely any specific host VM, and this behavior improves GenieZone's security as it limits its interface. To enable guest VMs running, a driver (gzvm) is provided for VMM (virtual machine monitor) to operate. Currently, the gzvm driver supports only crosvm. This series supports ioctl interfaces for userspace VMM(eg., crosvm) to operate guest VMs lifecycle, irqchip for virtual interrupt handling, asynchronous notifcation mechanism for VMM. Changes in v3: - Refactor: separate arch/arm64/geniezone/gzvm_arch.c into vm.c/vcpu.c/vgic.c - Remove redundant functions - Fix reviewer's comments Changes in v2: https://lore.kernel.org/all/20230428103622.18291-1-yi-de.wu@mediatek.com/ - Refactor: move to drivers/virt/geniezone - Refactor: decouple arch-dependent and arch-independent - Check pending signal before entering guest context - Fix reviewer's comments v1: https://lore.kernel.org/all/20230413090735.4182-1-yi-de.wu@mediatek.com/ Yi-De Wu (7): docs: geniezone: Introduce GenieZone hypervisor dt-bindings: hypervisor: Add MediaTek GenieZone hypervisor virt: geniezone: Introduce GenieZone hypervisor support virt: geniezone: Add vcpu support virt: geniezone: Add irqchip support for virtual interrupt injection virt: geniezone: Add irqfd support virt: geniezone: Add ioeventfd support .../hypervisor/mediatek,geniezone-hyp.yaml | 31 + Documentation/virt/geniezone/introduction.rst | 34 ++ MAINTAINERS | 13 + arch/arm64/Kbuild | 1 + arch/arm64/geniezone/Makefile | 9 + arch/arm64/geniezone/gzvm_arch_common.h | 95 ++++ arch/arm64/geniezone/vcpu.c | 84 +++ arch/arm64/geniezone/vgic.c | 91 +++ arch/arm64/geniezone/vm.c | 174 ++++++ arch/arm64/include/uapi/asm/gzvm_arch.h | 47 ++ drivers/virt/Kconfig | 2 +- drivers/virt/geniezone/Kconfig | 17 + drivers/virt/geniezone/Makefile | 11 + drivers/virt/geniezone/gzvm_common.h | 12 + drivers/virt/geniezone/gzvm_ioeventfd.c | 263 +++++++++ drivers/virt/geniezone/gzvm_irqchip.c | 13 + drivers/virt/geniezone/gzvm_irqfd.c | 537 ++++++++++++++++++ drivers/virt/geniezone/gzvm_main.c | 151 +++++ drivers/virt/geniezone/gzvm_vcpu.c | 260 +++++++++ drivers/virt/geniezone/gzvm_vm.c | 448 +++++++++++++++ include/linux/gzvm_drv.h | 154 +++++ include/uapi/asm-generic/Kbuild | 1 + include/uapi/asm-generic/gzvm_arch.h | 10 + include/uapi/linux/gzvm.h | 270 +++++++++ 24 files changed, 2727 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/hypervisor/mediatek, geniezone-hyp.yaml create mode 100644 Documentation/virt/geniezone/introduction.rst create mode 100644 arch/arm64/geniezone/Makefile create mode 100644 arch/arm64/geniezone/gzvm_arch_common.h create mode 100644 arch/arm64/geniezone/vcpu.c create mode 100644 arch/arm64/geniezone/vgic.c create mode 100644 arch/arm64/geniezone/vm.c create mode 100644 arch/arm64/include/uapi/asm/gzvm_arch.h create mode 100644 drivers/virt/geniezone/Kconfig create mode 100644 drivers/virt/geniezone/Makefile create mode 100644 drivers/virt/geniezone/gzvm_common.h create mode 100644 drivers/virt/geniezone/gzvm_ioeventfd.c create mode 100644 drivers/virt/geniezone/gzvm_irqchip.c create mode 100644 drivers/virt/geniezone/gzvm_irqfd.c create mode 100644 drivers/virt/geniezone/gzvm_main.c create mode 100644 drivers/virt/geniezone/gzvm_vcpu.c create mode 100644 drivers/virt/geniezone/gzvm_vm.c create mode 100644 include/linux/gzvm_drv.h create mode 100644 include/uapi/asm-generic/gzvm_arch.h create mode 100644 include/uapi/linux/gzvm.h -- 2.18.0