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 D9B11C433FE for ; Tue, 14 Dec 2021 16:29:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235882AbhLNQ3a (ORCPT ); Tue, 14 Dec 2021 11:29:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32964 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233878AbhLNQ3Y (ORCPT ); Tue, 14 Dec 2021 11:29:24 -0500 Received: from mail-pj1-x1032.google.com (mail-pj1-x1032.google.com [IPv6:2607:f8b0:4864:20::1032]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 49E57C06173F for ; Tue, 14 Dec 2021 08:29:24 -0800 (PST) Received: by mail-pj1-x1032.google.com with SMTP id v16so1521133pjn.1 for ; Tue, 14 Dec 2021 08:29:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dabbelt-com.20210112.gappssmtp.com; s=20210112; h=date:subject:in-reply-to:cc:from:to:message-id:mime-version :content-transfer-encoding; bh=F8tZTjHZ2yYRN1+Oex1t1Eoc2e/x1cydqgGYoHqswK8=; b=cswel/OaN5GDEddQIq4I2K+ubcGjJqWOxWC9f2jDmASgcA/ilqszRlMTXm9zjaJW+d U89llEIjBslM64rCcikMvCK4PI2bNIQcfFab2JhVTX8bFcACOFrtMztxsVpP8QddK7E2 /nwoRLiz7iB0gss/dapd4H47nQGztvAU89mz9Fku05rS7TCMyzA4nqvSHoqwJ7V469vD nDA53TbvZ2MZMdmRO/F2fM7zL53+iPPhFb3Z7GPxRtHVFGtL+ihAno6e3UOW5Z51y3O7 12KVCE+XHe0azHQULWYsdQWOHexxR3+xkJQIKRiyQSZWe9JJ6kx61KAUkTyYwyg74wQJ X8Kw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:subject:in-reply-to:cc:from:to:message-id :mime-version:content-transfer-encoding; bh=F8tZTjHZ2yYRN1+Oex1t1Eoc2e/x1cydqgGYoHqswK8=; b=fVAK0F+kqpo5sh3vCRFx86UWcpwB0lcfOVTcK8n1vsioi3I9XkfT0HoveQCi/h372O Bjs7SDrah9thdHGgWaKkmCBMDQn8+JBa3BpVNumoYJc6WwS7LCgBMdMnqWPbR8Hk3aKh bonNweCj4hSYAeuh5/UzBCAg7VF8hgwC4IQ3SiBs0PmOihs6RnPrKhMeC3+GTrZMHj4r etRYSwS7k1ZMlC3oDim7mdG0ylvoxAopS6h0I26cHJ1CI6aqzgpnVqRX6gay+5k8/uXb 3WX48U0cHPONteX4FuI9lOkQ8jrW9dOJK3GOo/VBVMQCw/AsNiTQNTf7xYVi7jYvdaM1 kZgA== X-Gm-Message-State: AOAM530m1c3IBoYR/mhScXBtrq64cemQYZpd7Gvr64XsH8d1mEZgYBQf xxioYfu/K2VRShpIYOFmKFUg+Q== X-Google-Smtp-Source: ABdhPJxreadDsRSfHcV9rVxes+7EwTLlJoBtYfZ9LcUbB4BFQCx9KbhdF7JA41d0ANFwXPxztbToGw== X-Received: by 2002:a17:90a:fd96:: with SMTP id cx22mr6633392pjb.151.1639499363669; Tue, 14 Dec 2021 08:29:23 -0800 (PST) Received: from localhost ([12.163.77.120]) by smtp.gmail.com with ESMTPSA id z13sm314691pfj.160.2021.12.14.08.29.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Dec 2021 08:29:23 -0800 (PST) Date: Tue, 14 Dec 2021 08:29:23 -0800 (PST) X-Google-Original-Date: Mon, 13 Dec 2021 18:18:38 PST (-0800) Subject: Re: [PATCH v9 04/17] riscv: Add new csr defines related to vector extension In-Reply-To: <6013bd0c309cecf244a151b54ee73c0ebd391663.1636362169.git.greentime.hu@sifive.com> CC: Paul Walmsley , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, aou@eecs.berkeley.edu From: Palmer Dabbelt To: greentime.hu@sifive.com Message-ID: Mime-Version: 1.0 (MHng) Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 09 Nov 2021 01:48:16 PST (-0800), greentime.hu@sifive.com wrote: > Follow the riscv vector spec to add new csr numbers. > > [guoren@linux.alibaba.com: first porting for new vector related csr] > Signed-off-by: Greentime Hu > Acked-by: Guo Ren > Co-developed-by: Guo Ren > Signed-off-by: Guo Ren > Co-developed-by: Vincent Chen > Signed-off-by: Vincent Chen > --- > arch/riscv/include/asm/csr.h | 16 ++++++++++++++-- > 1 file changed, 14 insertions(+), 2 deletions(-) > > diff --git a/arch/riscv/include/asm/csr.h b/arch/riscv/include/asm/csr.h > index 87ac65696871..069743102fac 100644 > --- a/arch/riscv/include/asm/csr.h > +++ b/arch/riscv/include/asm/csr.h > @@ -24,6 +24,12 @@ > #define SR_FS_CLEAN _AC(0x00004000, UL) > #define SR_FS_DIRTY _AC(0x00006000, UL) > > +#define SR_VS _AC(0x00000600, UL) /* Vector Status */ > +#define SR_VS_OFF _AC(0x00000000, UL) > +#define SR_VS_INITIAL _AC(0x00000200, UL) > +#define SR_VS_CLEAN _AC(0x00000400, UL) > +#define SR_VS_DIRTY _AC(0x00000600, UL) > + > #define SR_XS _AC(0x00018000, UL) /* Extension Status */ > #define SR_XS_OFF _AC(0x00000000, UL) > #define SR_XS_INITIAL _AC(0x00008000, UL) > @@ -31,9 +37,9 @@ > #define SR_XS_DIRTY _AC(0x00018000, UL) > > #ifndef CONFIG_64BIT > -#define SR_SD _AC(0x80000000, UL) /* FS/XS dirty */ > +#define SR_SD _AC(0x80000000, UL) /* FS/VS/XS dirty */ > #else > -#define SR_SD _AC(0x8000000000000000, UL) /* FS/XS dirty */ > +#define SR_SD _AC(0x8000000000000000, UL) /* FS/VS/XS dirty */ > #endif > > /* SATP flags */ > @@ -120,6 +126,12 @@ > #define CSR_MIMPID 0xf13 > #define CSR_MHARTID 0xf14 > > +#define CSR_VSTART 0x8 > +#define CSR_VCSR 0xf > +#define CSR_VL 0xc20 > +#define CSR_VTYPE 0xc21 > +#define CSR_VLENB 0xc22 > + > #ifdef CONFIG_RISCV_M_MODE > # define CSR_STATUS CSR_MSTATUS > # define CSR_IE CSR_MIE Reviewed-by: Palmer Dabbelt