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 X-Spam-Level: X-Spam-Status: No, score=-10.5 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0E7BC48BDF for ; Fri, 18 Jun 2021 10:00:20 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 423BD613D6 for ; Fri, 18 Jun 2021 10:00:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 423BD613D6 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:53308 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1luBIR-00038n-8V for qemu-devel@archiver.kernel.org; Fri, 18 Jun 2021 06:00:19 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:55252) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1luBHd-0002TZ-8K; Fri, 18 Jun 2021 05:59:29 -0400 Received: from mail-qk1-x72e.google.com ([2607:f8b0:4864:20::72e]:41771) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1luBHb-00054v-Mc; Fri, 18 Jun 2021 05:59:29 -0400 Received: by mail-qk1-x72e.google.com with SMTP id 5so9533822qkc.8; Fri, 18 Jun 2021 02:59:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=WSFryb9OQwAJBFxM415hEovXQGqqQbP8HEFFcFjtg48=; b=VdIlp/AICTPHJJN695lCZj/3ysi2gVFLYgFi91BvJlYz8UG6tDVG9CUXoHAfS6tjlr 6xj/BHPU9IIxPVl/0vV7hOYH915yMIjp5ThQJIQ0snLuI9jQ+ifT3C/4PmFjhz94UiMz fgdDb/2F7xJPr7hHeYxp1K0QiZWrw8CJ1luCRh12RqjfZe6o0gtioGHVP0QzWo9iLZwB a5pbrAiZCpwanaIAb0UTz3XeReAF/4ei0zMIeTTSAvrPJ50y9Lh8+0EOBSR2iAyCoCsx KTlmD9hI/lOo648St0QxzQs+RwGE/qbxJ8flecLkdB983vzmaEXQHhG1vM/WFYL8gRLH snMA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=WSFryb9OQwAJBFxM415hEovXQGqqQbP8HEFFcFjtg48=; b=uVUod2NAllcJmJeDMUjm4voFPMlmeymcJ6S/dsPV3+UlT5eZPCRY1GAKK4P6RLi4wt EUwUOCdhuPldAn8VmYeHsgYraXX7LCg9SSptnRVMKHVug1FsI+g6ZJFAIHwwNp0q3m4r 4oGOF3c7SQjeIuiibHMN72t/mAKLHjT9U/foKMpovpMdgJzFK5575xXb4D+/7icqCrY/ IDWDvXU/c9FoRXCUipNrnReeU+g2aN0lTUS+RaVfMesBwW+hXfaYipK540bMX6DzK6+c bdgljVoIspE7DmEE2QhNqzeP4FbXDNdieIqYlSdhNzX8WT9BaBkGLELiaREtaoYD9g8R rvdw== X-Gm-Message-State: AOAM533WoqAcC9qnNGiyS+AGTSOghvHyRJMetzpASdSvhSCHSMN9gonD 5nIKDJD1m0xPfJ2k8jT7dCoTeNugOGIziplBRaQ= X-Google-Smtp-Source: ABdhPJyuc2fxE/M+a2R2kVq5Mo8Hrns4aSuARYoEFnNramxncXRwysg/IcG8flxoTCTM4oD+T+GZVd+49ZPmPZvpmNo= X-Received: by 2002:a25:2e43:: with SMTP id b3mr12014198ybn.152.1624010366104; Fri, 18 Jun 2021 02:59:26 -0700 (PDT) MIME-Version: 1.0 References: <716fdea2244515ce86a2c46fe69467d013c03147.1624001156.git.alistair.francis@wdc.com> In-Reply-To: <716fdea2244515ce86a2c46fe69467d013c03147.1624001156.git.alistair.francis@wdc.com> From: Bin Meng Date: Fri, 18 Jun 2021 17:59:14 +0800 Message-ID: Subject: Re: [PATCH v3 2/3] hw/timer: Initial commit of Ibex Timer To: Alistair Francis Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2607:f8b0:4864:20::72e; envelope-from=bmeng.cn@gmail.com; helo=mail-qk1-x72e.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Palmer Dabbelt , "open list:RISC-V" , "qemu-devel@nongnu.org Developers" , Alistair Francis Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Fri, Jun 18, 2021 at 3:28 PM Alistair Francis wrote: > > Add support for the Ibex timer. This is used with the RISC-V > mtime/mtimecmp similar to the SiFive CLINT. > > We currently don't support changing the prescale or the timervalue. > > Signed-off-by: Alistair Francis > --- > include/hw/timer/ibex_timer.h | 52 ++++++ > hw/timer/ibex_timer.c | 305 ++++++++++++++++++++++++++++++++++ > MAINTAINERS | 6 +- > hw/timer/meson.build | 1 + > 4 files changed, 360 insertions(+), 4 deletions(-) > create mode 100644 include/hw/timer/ibex_timer.h > create mode 100644 hw/timer/ibex_timer.c > Reviewed-by: Bin Meng From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.90_1) id 1luBHf-0002U7-Ck for mharc-qemu-riscv@gnu.org; Fri, 18 Jun 2021 05:59:31 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:55252) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1luBHd-0002TZ-8K; Fri, 18 Jun 2021 05:59:29 -0400 Received: from mail-qk1-x72e.google.com ([2607:f8b0:4864:20::72e]:41771) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1luBHb-00054v-Mc; Fri, 18 Jun 2021 05:59:29 -0400 Received: by mail-qk1-x72e.google.com with SMTP id 5so9533822qkc.8; Fri, 18 Jun 2021 02:59:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=WSFryb9OQwAJBFxM415hEovXQGqqQbP8HEFFcFjtg48=; b=VdIlp/AICTPHJJN695lCZj/3ysi2gVFLYgFi91BvJlYz8UG6tDVG9CUXoHAfS6tjlr 6xj/BHPU9IIxPVl/0vV7hOYH915yMIjp5ThQJIQ0snLuI9jQ+ifT3C/4PmFjhz94UiMz fgdDb/2F7xJPr7hHeYxp1K0QiZWrw8CJ1luCRh12RqjfZe6o0gtioGHVP0QzWo9iLZwB a5pbrAiZCpwanaIAb0UTz3XeReAF/4ei0zMIeTTSAvrPJ50y9Lh8+0EOBSR2iAyCoCsx KTlmD9hI/lOo648St0QxzQs+RwGE/qbxJ8flecLkdB983vzmaEXQHhG1vM/WFYL8gRLH snMA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=WSFryb9OQwAJBFxM415hEovXQGqqQbP8HEFFcFjtg48=; b=uVUod2NAllcJmJeDMUjm4voFPMlmeymcJ6S/dsPV3+UlT5eZPCRY1GAKK4P6RLi4wt EUwUOCdhuPldAn8VmYeHsgYraXX7LCg9SSptnRVMKHVug1FsI+g6ZJFAIHwwNp0q3m4r 4oGOF3c7SQjeIuiibHMN72t/mAKLHjT9U/foKMpovpMdgJzFK5575xXb4D+/7icqCrY/ IDWDvXU/c9FoRXCUipNrnReeU+g2aN0lTUS+RaVfMesBwW+hXfaYipK540bMX6DzK6+c bdgljVoIspE7DmEE2QhNqzeP4FbXDNdieIqYlSdhNzX8WT9BaBkGLELiaREtaoYD9g8R rvdw== X-Gm-Message-State: AOAM533WoqAcC9qnNGiyS+AGTSOghvHyRJMetzpASdSvhSCHSMN9gonD 5nIKDJD1m0xPfJ2k8jT7dCoTeNugOGIziplBRaQ= X-Google-Smtp-Source: ABdhPJyuc2fxE/M+a2R2kVq5Mo8Hrns4aSuARYoEFnNramxncXRwysg/IcG8flxoTCTM4oD+T+GZVd+49ZPmPZvpmNo= X-Received: by 2002:a25:2e43:: with SMTP id b3mr12014198ybn.152.1624010366104; Fri, 18 Jun 2021 02:59:26 -0700 (PDT) MIME-Version: 1.0 References: <716fdea2244515ce86a2c46fe69467d013c03147.1624001156.git.alistair.francis@wdc.com> In-Reply-To: <716fdea2244515ce86a2c46fe69467d013c03147.1624001156.git.alistair.francis@wdc.com> From: Bin Meng Date: Fri, 18 Jun 2021 17:59:14 +0800 Message-ID: Subject: Re: [PATCH v3 2/3] hw/timer: Initial commit of Ibex Timer To: Alistair Francis Cc: "qemu-devel@nongnu.org Developers" , "open list:RISC-V" , Palmer Dabbelt , Alistair Francis Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2607:f8b0:4864:20::72e; envelope-from=bmeng.cn@gmail.com; helo=mail-qk1-x72e.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-riscv@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 18 Jun 2021 09:59:29 -0000 On Fri, Jun 18, 2021 at 3:28 PM Alistair Francis wrote: > > Add support for the Ibex timer. This is used with the RISC-V > mtime/mtimecmp similar to the SiFive CLINT. > > We currently don't support changing the prescale or the timervalue. > > Signed-off-by: Alistair Francis > --- > include/hw/timer/ibex_timer.h | 52 ++++++ > hw/timer/ibex_timer.c | 305 ++++++++++++++++++++++++++++++++++ > MAINTAINERS | 6 +- > hw/timer/meson.build | 1 + > 4 files changed, 360 insertions(+), 4 deletions(-) > create mode 100644 include/hw/timer/ibex_timer.h > create mode 100644 hw/timer/ibex_timer.c > Reviewed-by: Bin Meng