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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9008BC4332F for ; Tue, 24 May 2022 11:24:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236578AbiEXLYd (ORCPT ); Tue, 24 May 2022 07:24:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40772 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230081AbiEXLYa (ORCPT ); Tue, 24 May 2022 07:24:30 -0400 Received: from mail-wm1-x32c.google.com (mail-wm1-x32c.google.com [IPv6:2a00:1450:4864:20::32c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CA47779381 for ; Tue, 24 May 2022 04:24:29 -0700 (PDT) Received: by mail-wm1-x32c.google.com with SMTP id r6-20020a1c2b06000000b00396fee5ebc9so1193623wmr.1 for ; Tue, 24 May 2022 04:24:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=brainfault-org.20210112.gappssmtp.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=yfCYl4aV74lIhtPwwS5Hj7a7JLAdHT5HtAXAEPKuxxw=; b=SkEJCBhdLlFzmsU79CLKeBLhUBGc21SllCmNz5BJw0D+GbWUAg3Zor9zFl//oWG9OQ 1KqWUyp7inB2ZpNmoLokYAd8tGeJKSoR6AekxiFG2LEQatcPdWNKdIJWK29PLSmaZsB5 JxL1fWSOpTzkKylyxE3ZuvMWFMEstvhrZYDbUuNk/rZ5Zx4zngCqCIbqcQ6YH/vuBi20 VIks0/oZF9dqUp065iC0043Ymy+cQlQwBdgRz00WN4dOlxYm0cxnVAM5rVfDclmsh21e 3fWOrYqDrjvFiqnovynEsyG8xRnUrUKu6yIGDITpsgMjPaUn6Cg+Ts3d7vsLJrCJ2tZH tHfg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=yfCYl4aV74lIhtPwwS5Hj7a7JLAdHT5HtAXAEPKuxxw=; b=h7PIezRhYRwbEuUe38bgD0YZEJ+7D/6pW0H4VTF8uTYVEEHWQAAiM18FEybpBm26FV 5czbE/W/VvNsNPVD3hQzc+/suDO82XttAO7yOVLv5J1oetsoOsNV5b+GYJVDMJzn3SrB e5f8xoNWNxLACkobQ4mRrI3nSFqNqPkIYnXwW9H2GPOzqX3fn6+TgWIlJzbY6tbAlvVz 461NtOttWCtWuMSA8qCZ1AQfhBSXyi5D/ukexuONkgi/7ELfhMqAqYYCu/Ct3ciqQ0lm qhQLjnlDP3EosWu74Emp5e4S1mmyWmYZa5qQXLMXrjKWVaQlv5ENQtToFFPVROyNNLhi C64w== X-Gm-Message-State: AOAM532ML5Wwvh3pTIu/HOlZe1uoWjdTXZc30s0yApLx5xHh6VYGFMpU TrZ89l91t2arUkVw79qrJ9jCR2HtnTJSEP0uRJIXig== X-Google-Smtp-Source: ABdhPJw17mFO2a4bDkcxbKfi5pHfVkge6/luoUZPssTZkTO6b1Ep89/x1yZbqkfqlaxo1Z8MUx6f2F8ncymnnSC1FM0= X-Received: by 2002:a05:600c:5112:b0:397:53f5:e15b with SMTP id o18-20020a05600c511200b0039753f5e15bmr3292625wms.93.1653391468187; Tue, 24 May 2022 04:24:28 -0700 (PDT) MIME-Version: 1.0 References: <20220426185245.281182-1-atishp@rivosinc.com> <20220426185245.281182-2-atishp@rivosinc.com> In-Reply-To: <20220426185245.281182-2-atishp@rivosinc.com> From: Anup Patel Date: Tue, 24 May 2022 16:54:16 +0530 Message-ID: Subject: Re: [PATCH v3 1/4] RISC-V: Add SSTC extension CSR details To: Atish Patra Cc: "linux-kernel@vger.kernel.org List" , Atish Patra , Damien Le Moal , DTML , Jisheng Zhang , Krzysztof Kozlowski , KVM General , "open list:KERNEL VIRTUAL MACHINE FOR RISC-V (KVM/riscv)" , linux-riscv , Palmer Dabbelt , Paul Walmsley , Rob Herring Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 27, 2022 at 12:23 AM Atish Patra wrote: > > This patch just introduces the required CSR fields related to the > SSTC extension. > > Signed-off-by: Atish Patra Looks good to me. Reviewed-by: Anup Patel Regards, Anup > --- > arch/riscv/include/asm/csr.h | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/arch/riscv/include/asm/csr.h b/arch/riscv/include/asm/csr.h > index e935f27b10fd..10f4e1c36908 100644 > --- a/arch/riscv/include/asm/csr.h > +++ b/arch/riscv/include/asm/csr.h > @@ -227,6 +227,9 @@ > #define CSR_SIP 0x144 > #define CSR_SATP 0x180 > > +#define CSR_STIMECMP 0x14D > +#define CSR_STIMECMPH 0x15D > + > #define CSR_VSSTATUS 0x200 > #define CSR_VSIE 0x204 > #define CSR_VSTVEC 0x205 > @@ -236,6 +239,8 @@ > #define CSR_VSTVAL 0x243 > #define CSR_VSIP 0x244 > #define CSR_VSATP 0x280 > +#define CSR_VSTIMECMP 0x24D > +#define CSR_VSTIMECMPH 0x25D > > #define CSR_HSTATUS 0x600 > #define CSR_HEDELEG 0x602 > @@ -251,6 +256,8 @@ > #define CSR_HTINST 0x64a > #define CSR_HGATP 0x680 > #define CSR_HGEIP 0xe12 > +#define CSR_HENVCFG 0x60A > +#define CSR_HENVCFGH 0x61A > > #define CSR_MSTATUS 0x300 > #define CSR_MISA 0x301 > @@ -312,6 +319,10 @@ > #define IE_TIE (_AC(0x1, UL) << RV_IRQ_TIMER) > #define IE_EIE (_AC(0x1, UL) << RV_IRQ_EXT) > > +/* ENVCFG related bits */ > +#define HENVCFG_STCE 63 > +#define HENVCFGH_STCE 31 > + > #ifndef __ASSEMBLY__ > > #define csr_swap(csr, val) \ > -- > 2.25.1 > 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 0780AC433EF for ; Tue, 24 May 2022 11:24:45 +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:Cc:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=OE+cNC8IeTiiOcNIZzUCz4faRKZjbR74jRjzcbHDJ6M=; b=hSCY6FSIP8VE3t wID3ZFUXRrJgC4AaZeSuKMk9Q6x1gnblIatHphQmCtbiMajHcwqz/I1A0eCqdxPPY2HdbaF6z23Qu fKFqx89E2w/X/NGx1mZfq+gC5Ptga9PDxIVK6I+vkUWUlZPAQHDNWiyMxIIMH6ZPc5tEMnD51OvwJ qHtH7ylllcaP5GHv9vgwZm5di+rOZcT1mYIDvWfBXhnYBQFAI5wCpfxM1qxDMtuQ37d16M1nhHR9L h0uDPAHdPit3h13FfqxfJzedIdvnvyBdjHvCYfNuMV6dLzfjCsxVM2FryhCt/FQ2cGnAe0rlBwMb9 xvKTSfJhTwGYX5cdyzqA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ntSeR-007nOv-V8; Tue, 24 May 2022 11:24:35 +0000 Received: from mail-wm1-x336.google.com ([2a00:1450:4864:20::336]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ntSeO-007nLC-Bz for linux-riscv@lists.infradead.org; Tue, 24 May 2022 11:24:33 +0000 Received: by mail-wm1-x336.google.com with SMTP id c9-20020a7bc009000000b0039750ec5774so1182120wmb.5 for ; Tue, 24 May 2022 04:24:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=brainfault-org.20210112.gappssmtp.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=yfCYl4aV74lIhtPwwS5Hj7a7JLAdHT5HtAXAEPKuxxw=; b=SkEJCBhdLlFzmsU79CLKeBLhUBGc21SllCmNz5BJw0D+GbWUAg3Zor9zFl//oWG9OQ 1KqWUyp7inB2ZpNmoLokYAd8tGeJKSoR6AekxiFG2LEQatcPdWNKdIJWK29PLSmaZsB5 JxL1fWSOpTzkKylyxE3ZuvMWFMEstvhrZYDbUuNk/rZ5Zx4zngCqCIbqcQ6YH/vuBi20 VIks0/oZF9dqUp065iC0043Ymy+cQlQwBdgRz00WN4dOlxYm0cxnVAM5rVfDclmsh21e 3fWOrYqDrjvFiqnovynEsyG8xRnUrUKu6yIGDITpsgMjPaUn6Cg+Ts3d7vsLJrCJ2tZH tHfg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=yfCYl4aV74lIhtPwwS5Hj7a7JLAdHT5HtAXAEPKuxxw=; b=rpoKN2Gyw4jmrlLQQJMmkydohtmWIPypi4p57i0MsFTlILG+5zPZy/0E2efnSB+D78 DPMcqTqojnku4L+ujG02raAblwYBqx65A5YNQTPVg4I5Wnow56vK5gORaRSELNQ3TFqy W2MMoNFFyP5VjIynCTohTHjsLHTFk+q8PzEUQ7k6IGTGVNf589QZmTxWxqQxSJr1Lwlx xWa8tts6uyLXo8V0jtdf6RAKwEljQiFn3c+YEZGifdURrLlf4SbcLt3fUj0Sn1+LBurV xJ6WyVRZ+jpzbtEjc6635UXHr6EQzY1zV69s39ev3h/4rrTaW+QkG4gN2Kir0sNTSBB7 sR9g== X-Gm-Message-State: AOAM530QoZao5l1rfClDluKo4dm0GMJA2VKuXpC1JpgZWxSkHTG95K3u 6DNIPHOpIACvHaZgDUCCr6SUW1Q5OPaSHeaGirJIYg== X-Google-Smtp-Source: ABdhPJw17mFO2a4bDkcxbKfi5pHfVkge6/luoUZPssTZkTO6b1Ep89/x1yZbqkfqlaxo1Z8MUx6f2F8ncymnnSC1FM0= X-Received: by 2002:a05:600c:5112:b0:397:53f5:e15b with SMTP id o18-20020a05600c511200b0039753f5e15bmr3292625wms.93.1653391468187; Tue, 24 May 2022 04:24:28 -0700 (PDT) MIME-Version: 1.0 References: <20220426185245.281182-1-atishp@rivosinc.com> <20220426185245.281182-2-atishp@rivosinc.com> In-Reply-To: <20220426185245.281182-2-atishp@rivosinc.com> From: Anup Patel Date: Tue, 24 May 2022 16:54:16 +0530 Message-ID: Subject: Re: [PATCH v3 1/4] RISC-V: Add SSTC extension CSR details To: Atish Patra Cc: "linux-kernel@vger.kernel.org List" , Atish Patra , Damien Le Moal , DTML , Jisheng Zhang , Krzysztof Kozlowski , KVM General , "open list:KERNEL VIRTUAL MACHINE FOR RISC-V (KVM/riscv)" , linux-riscv , Palmer Dabbelt , Paul Walmsley , Rob Herring X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220524_042432_432649_ACDCC75A X-CRM114-Status: GOOD ( 13.74 ) 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="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Wed, Apr 27, 2022 at 12:23 AM Atish Patra wrote: > > This patch just introduces the required CSR fields related to the > SSTC extension. > > Signed-off-by: Atish Patra Looks good to me. Reviewed-by: Anup Patel Regards, Anup > --- > arch/riscv/include/asm/csr.h | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/arch/riscv/include/asm/csr.h b/arch/riscv/include/asm/csr.h > index e935f27b10fd..10f4e1c36908 100644 > --- a/arch/riscv/include/asm/csr.h > +++ b/arch/riscv/include/asm/csr.h > @@ -227,6 +227,9 @@ > #define CSR_SIP 0x144 > #define CSR_SATP 0x180 > > +#define CSR_STIMECMP 0x14D > +#define CSR_STIMECMPH 0x15D > + > #define CSR_VSSTATUS 0x200 > #define CSR_VSIE 0x204 > #define CSR_VSTVEC 0x205 > @@ -236,6 +239,8 @@ > #define CSR_VSTVAL 0x243 > #define CSR_VSIP 0x244 > #define CSR_VSATP 0x280 > +#define CSR_VSTIMECMP 0x24D > +#define CSR_VSTIMECMPH 0x25D > > #define CSR_HSTATUS 0x600 > #define CSR_HEDELEG 0x602 > @@ -251,6 +256,8 @@ > #define CSR_HTINST 0x64a > #define CSR_HGATP 0x680 > #define CSR_HGEIP 0xe12 > +#define CSR_HENVCFG 0x60A > +#define CSR_HENVCFGH 0x61A > > #define CSR_MSTATUS 0x300 > #define CSR_MISA 0x301 > @@ -312,6 +319,10 @@ > #define IE_TIE (_AC(0x1, UL) << RV_IRQ_TIMER) > #define IE_EIE (_AC(0x1, UL) << RV_IRQ_EXT) > > +/* ENVCFG related bits */ > +#define HENVCFG_STCE 63 > +#define HENVCFGH_STCE 31 > + > #ifndef __ASSEMBLY__ > > #define csr_swap(csr, val) \ > -- > 2.25.1 > _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv