From patchwork Mon Jun 5 14:02:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anup Patel X-Patchwork-Id: 13267389 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8E0C5C77B73 for ; Mon, 5 Jun 2023 14:03:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233779AbjFEODR (ORCPT ); Mon, 5 Jun 2023 10:03:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60744 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233784AbjFEODA (ORCPT ); Mon, 5 Jun 2023 10:03:00 -0400 Received: from mail-oo1-xc2a.google.com (mail-oo1-xc2a.google.com [IPv6:2607:f8b0:4864:20::c2a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 015F099 for ; Mon, 5 Jun 2023 07:02:53 -0700 (PDT) Received: by mail-oo1-xc2a.google.com with SMTP id 006d021491bc7-546ee6030e5so2280341eaf.3 for ; Mon, 05 Jun 2023 07:02:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1685973773; x=1688565773; 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=vLxp3S0f1awUfUEHEN2CCeWxyqxQ+kK0R236OPFTD+Q=; b=h1UIkEssFqK/OyGXZPvE+qf22Kj/gvX4gPEyPctsS6HDQbhR7m15U93R6kYSRzl+9E rap+p/DtXXIbc8wKDNK2atmsizapz+PL3QlX1nZrNn+FpKY2ATzS7bzxhnol5zVpLMT0 VbXwP2FhJj/gZnP1a2sJL7gY3zWmGOoUZUeYc/bmVwd1ts8LTXOEV/6TdPPtCOxX2lER NY5PuMLhjjolPQMHFc04GkQUeCEOsc/BrT5LhMGO74oVctjqY8kC9Bnu4/JIe5zU8Id9 eruXTBD4SOe0IYzUFJGyaz3aTXOtxsDcF4CrjLbdxGivmou2Kqn/X568EasCbYSCKNq2 wt/Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1685973773; x=1688565773; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=vLxp3S0f1awUfUEHEN2CCeWxyqxQ+kK0R236OPFTD+Q=; b=Y9wYieRQJVyWbwqmJac+kRtQqV41MV93fkfd0lYESB05E7SBXc4Rb7QrdTx7DuGJ7e NwLMihZ+rs/ChKkkHoRpZlk7SBhmoIVFtP74ao+SCG3wPNVqvjJVVw6UGlR8flYLrsEL bhHuXBbOBP88xUc3eHxtjRHTfIKy+j5htYZm1gOIw2hAlVbFyj7hFX6Q/v22BfLBnV+x yojxAi/M9T7Zi0rSV+a43XVT5TdzEXEPlOI6bUoqluRF3hQPeOCg+jTSG7I8f48l0Oia Toj5CdVPXlirPyaNvgd37Wl+rukpZPYhM+uW5Eypaimkj59npx3KqwfFt7JM85mhG/Xq UJtA== X-Gm-Message-State: AC+VfDytQ7CFhrfhrbbBNphzQP0pGMI4++FMZACa24CpXHAAu3y4iX7c hg29Mw+x247Jwr0UudcGTfAn2N/OuaGHICqXwvqPRg== X-Google-Smtp-Source: ACHHUZ5TqA+i3l8WYWBJJIozpVnN4+d7sRJ7TF5UIwRBbeTWKKCLvzTohF+i5gKrxUJIgVr6JlS2Fw== X-Received: by 2002:a4a:d48b:0:b0:558:b482:c3b3 with SMTP id o11-20020a4ad48b000000b00558b482c3b3mr25427oos.1.1685973772504; Mon, 05 Jun 2023 07:02:52 -0700 (PDT) Received: from anup-ubuntu-vm.localdomain ([103.97.165.210]) by smtp.gmail.com with ESMTPSA id f12-20020a4ace8c000000b0055ab0abaf31sm454787oos.19.2023.06.05.07.02.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Jun 2023 07:02:52 -0700 (PDT) From: Anup Patel To: Will Deacon , julien.thierry.kdev@gmail.com, maz@kernel.org Cc: Paolo Bonzini , Atish Patra , Andrew Jones , Anup Patel , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, Anup Patel Subject: [PATCH v2 7/8] riscv: Add Ssaia extension support Date: Mon, 5 Jun 2023 19:32:07 +0530 Message-Id: <20230605140208.272027-8-apatel@ventanamicro.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230605140208.272027-1-apatel@ventanamicro.com> References: <20230605140208.272027-1-apatel@ventanamicro.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org When the Ssaia extension is available expose it to the guest. Signed-off-by: Anup Patel --- riscv/fdt.c | 1 + riscv/include/kvm/kvm-config-arch.h | 3 +++ 2 files changed, 4 insertions(+) diff --git a/riscv/fdt.c b/riscv/fdt.c index a76dc37..df71ed4 100644 --- a/riscv/fdt.c +++ b/riscv/fdt.c @@ -16,6 +16,7 @@ struct isa_ext_info { struct isa_ext_info isa_info_arr[] = { /* sorted alphabetically */ + {"ssaia", KVM_RISCV_ISA_EXT_SSAIA}, {"sstc", KVM_RISCV_ISA_EXT_SSTC}, {"svinval", KVM_RISCV_ISA_EXT_SVINVAL}, {"svpbmt", KVM_RISCV_ISA_EXT_SVPBMT}, diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h index b12605d..b0a7e25 100644 --- a/riscv/include/kvm/kvm-config-arch.h +++ b/riscv/include/kvm/kvm-config-arch.h @@ -25,6 +25,9 @@ struct kvm_config_arch { OPT_U64('\0', "custom-mimpid", \ &(cfg)->custom_mimpid, \ "Show custom mimpid to Guest VCPU"), \ + OPT_BOOLEAN('\0', "disable-ssaia", \ + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_SSAIA], \ + "Disable Ssaia Extension"), \ OPT_BOOLEAN('\0', "disable-sstc", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_SSTC], \ "Disable Sstc Extension"), \