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Thu, 04 Mar 2021 11:34:39 -0800 (PST) Received: from [192.168.1.11] ([71.212.131.83]) by smtp.gmail.com with ESMTPSA id k128sm178414pfd.137.2021.03.04.11.34.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 04 Mar 2021 11:34:39 -0800 (PST) Subject: Re: [PATCH 14/44] hw/misc/iotkit-sysctl: Handle CPU_WAIT, NMI_ENABLE for SSE-300 To: Peter Maydell , qemu-arm@nongnu.org, qemu-devel@nongnu.org References: <20210219144617.4782-1-peter.maydell@linaro.org> <20210219144617.4782-15-peter.maydell@linaro.org> From: Richard Henderson Message-ID: <32cefbd3-6af0-da4b-b07d-9d8fe52e46ee@linaro.org> Date: Thu, 4 Mar 2021 11:34:37 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.1 MIME-Version: 1.0 In-Reply-To: <20210219144617.4782-15-peter.maydell@linaro.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::42a; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42a.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, NICE_REPLY_A=-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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 2/19/21 6:45 AM, Peter Maydell wrote: > In the SSE-300 the CPU_WAIT and NMI_ENABLE registers have > moved offsets, so they are now where the SSE-200's WICCTRL > and EWCTRL were. The SSE-300 does not have WICCTLR or EWCTRL > at all, and the old offsets are reserved: > > Offset SSE-200 SSE-300 > ----------------------------------- > 0x118 CPUWAIT reserved > 0x118 NMI_ENABLE reserved 0x11c > 0x120 WICCTRL CPUWAIT > 0x124 EWCTRL NMI_ENABLE > > Handle this reshuffle, and the fact that SSE-300 has only > one CPU and so only one active bit in CPUWAIT. > > Signed-off-by: Peter Maydell > --- What an irritating and pointless change. Reviewed-by: Richard Henderson r~