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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 089C5C19F32 for ; Fri, 7 Mar 2025 19:04:04 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tqcyu-0003Wn-VE; Fri, 07 Mar 2025 14:03:36 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tqcyn-0003Vq-3h for qemu-devel@nongnu.org; Fri, 07 Mar 2025 14:03:29 -0500 Received: from mail-qk1-x729.google.com ([2607:f8b0:4864:20::729]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1tqcyl-0002py-IG for qemu-devel@nongnu.org; Fri, 07 Mar 2025 14:03:28 -0500 Received: by mail-qk1-x729.google.com with SMTP id af79cd13be357-7c3b533a683so247060485a.2 for ; Fri, 07 Mar 2025 11:03:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1741374206; x=1741979006; darn=nongnu.org; h=thread-index:content-language:content-transfer-encoding :mime-version:message-id:date:subject:in-reply-to:references:cc:to :from:from:to:cc:subject:date:message-id:reply-to; bh=WAOzkhzEpY5DWwFo429YeQi4dH4n/O184rVme7sTzpM=; b=cmb6Y0lAkR4d+FiGadpeE9FAyS2HD2yojJLv7KtMoP+5pPMuPiKTov95OwJQX+qAF3 kHQjiv00Es5iC5VkExj9Vyc7rZHnu+6v7Of0/JwKJsZa4U7xTiXEVDWpy9X3GkxvbrpJ vfgPmjFlLJW3gtVbDQq9VpH78sh2OqpRQbXTaK24h92EZn/o3olpTmfmi5hKD63U/6up gHeYlBopKgYyQMQPLmJGPJhz7n/zzYF8TwikoI6S5E6wK7hnQvVdlCT72XJzhxNs+T2T FJHLhJMq09pxJKyHlrGYufvsB6N14x5/5G6jaSx1GBMA91RCy5kXky3xFHhzOUtMHycm /I/w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1741374206; x=1741979006; h=thread-index:content-language:content-transfer-encoding :mime-version:message-id:date:subject:in-reply-to:references:cc:to :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=WAOzkhzEpY5DWwFo429YeQi4dH4n/O184rVme7sTzpM=; b=pyv6ARy9XwRL8kRLoEXHvVu5ZqwTVP8cFtkGLgQf6Xw6u+/WB0OvtOVtH93bftrk3j MC+pT1pYg7ymf87p6ISu7wlczqTwh08CgTbXaVwyeUyQ/ZJImaTbZpcUuH7fDZsO56ug DA3hYTqLTx7o8m/fEKkzIp1rVsEZ8XqLXNHD+NO6HFTdKNzaUp/FCq++FBajXe7Fbh7/ BTTxeY4Hfpb1LgfitfX4P7F/oO2SUzFRvvREedtyYRjadE28jz49rWyQGqIPOVMBmhtX fVOcrVu/sb6LLPq2o+E3BmWqZr7h6UBV1oB3fllLFzUJ8m5j3YkK8rW3+Y/dX+T/U1sc EhrQ== X-Forwarded-Encrypted: i=1; AJvYcCVUiMqam5v5q6Qdu/XM6t+BM3sVIBIu6gMUC0Iajrc88I6J++lfI4Vgyiq3XNAuoLRUL02Irgg64GpW@nongnu.org X-Gm-Message-State: AOJu0YwSp4blIw0piitYnEN2sFrZsAylAG56QvakeIwap+zbPuif7EBb TJKDrTW8SJO6uklyi6znbzjQL6csyml9C3CIUy7TTMQBnyHzPh4D X-Gm-Gg: ASbGncvlbb/L/eTXHwOhz2z3x4m+WteiBaduilFYgQvxjIXa+/+QK9F5KruY+YQB999 GpNYh+wXOTcBoCWaiCADuY3IcGCEt9Gt03Bf/1nbYboazwOG6LdWVw7jAsv7nyt9JRQmeLdxB12 MR7xQ0RCwGS7+QJwJ/2RvssTw4km5AGTXde+wb8c3zL+USBWIdEZtjPRbuKtoPDkk6GxtR/MoQd c7JcnlR05tQNLMI0+MCV9iStnVn4dIx7M4dcwJ9WnsNTV8ujgAwI1SK30H0oyiT9Dw2ysGWnRhv iWZBaLWmqztuCL00FMvx3SipEkdD67yy3nVVAinRsVt05E/QwfnkidVXUqfSuhY= X-Google-Smtp-Source: AGHT+IE7C2voghsBbuVTW3tNSQiSnLOl2oRPYeMooTc4PQPYTL0tVRQq+v10tTUcX3ODx1STsgC8Sw== X-Received: by 2002:a05:620a:1d06:b0:7c3:c853:dfd8 with SMTP id af79cd13be357-7c4e61126d1mr631334885a.26.1741374206358; Fri, 07 Mar 2025 11:03:26 -0800 (PST) Received: from DESKTOPUU50BPD ([2603:6000:a500:306:f449:4838:1970:9d05]) by smtp.gmail.com with ESMTPSA id af79cd13be357-7c53d010250sm10612585a.6.2025.03.07.11.03.24 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 07 Mar 2025 11:03:25 -0800 (PST) From: To: "'Brian Cain'" , Cc: , , , , , , , , , "'Brian Cain'" References: <20250301052628.1011210-1-brian.cain@oss.qualcomm.com> <20250301052628.1011210-14-brian.cain@oss.qualcomm.com> In-Reply-To: <20250301052628.1011210-14-brian.cain@oss.qualcomm.com> Subject: RE: [PATCH 13/38] target/hexagon: Define DCache states Date: Fri, 7 Mar 2025 13:03:24 -0600 Message-ID: <028d01db8f93$9aaa7b30$cfff7190$@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Outlook 16.0 Content-Language: en-us Thread-Index: AQERX/uiI+LG127bCFnOJB03IqEGrgLkLMeitOVFuLA= X-Antivirus: Norton (VPS 250307-6, 3/7/2025), Outbound message X-Antivirus-Status: Clean Received-SPF: pass client-ip=2607:f8b0:4864:20::729; envelope-from=ltaylorsimpson@gmail.com; helo=mail-qk1-x729.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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org > -----Original Message----- > From: Brian Cain > Sent: Friday, February 28, 2025 11:26 PM > To: qemu-devel@nongnu.org > Cc: brian.cain@oss.qualcomm.com; richard.henderson@linaro.org; > philmd@linaro.org; quic_mathbern@quicinc.com; ale@rev.ng; anjo@rev.ng; > quic_mliebel@quicinc.com; ltaylorsimpson@gmail.com; > alex.bennee@linaro.org; quic_mburton@quicinc.com; > sidneym@quicinc.com; Brian Cain > Subject: [PATCH 13/38] target/hexagon: Define DCache states > > From: Brian Cain > > Signed-off-by: Brian Cain > --- > target/hexagon/cpu_bits.h | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/target/hexagon/cpu_bits.h b/target/hexagon/cpu_bits.h index > 6582bb4f16..5d26815eb9 100644 > --- a/target/hexagon/cpu_bits.h > +++ b/target/hexagon/cpu_bits.h > @@ -41,6 +41,13 @@ enum hex_cause { > HEX_CAUSE_PRIV_USER_NO_SINSN = 0x01b, }; > > +enum data_cache_state { > + HEX_DC_STATE_INVALID = 0x0, > + HEX_DC_STATE_VALID = 0x1, > + HEX_DC_STATE_RESERVED = 0x2, > + HEX_DC_STATE_UNUSED_WT = 0x3, > +}; > + Why is this needed? QEMU doesn't model the data cache.