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[174.21.142.130]) by smtp.gmail.com with ESMTPSA id a9-20020aa78649000000b004fe3d6c1731sm16955999pfo.175.2022.04.09.11.03.00 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 09 Apr 2022 11:03:00 -0700 (PDT) Message-ID: <648469f7-e060-01d9-3ce3-2d0e93db76b7@linaro.org> Date: Sat, 9 Apr 2022 11:02:58 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.7.0 Subject: Re: [PATCH 14/41] hw/intc/arm_gicv3_its: Handle virtual interrupts in process_its_cmd() Content-Language: en-US To: Peter Maydell , qemu-arm@nongnu.org, qemu-devel@nongnu.org References: <20220408141550.1271295-1-peter.maydell@linaro.org> <20220408141550.1271295-15-peter.maydell@linaro.org> From: Richard Henderson In-Reply-To: <20220408141550.1271295-15-peter.maydell@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::62b; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62b.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, T_SCC_BODY_TEXT_LINE=-0.01 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: , Cc: Marc Zyngier Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 4/8/22 07:15, Peter Maydell wrote: > For GICv4, interrupt table entries read by process_its_cmd() may > indicate virtual LPIs which are to be directly injected into a VM. > Implement the ITS side of the code for handling this. This is > similar to the existing handling of physical LPIs, but instead of > looking up a collection ID in a collection table, we look up a vPEID > in a vPE table. As with the physical LPIs, we leave the rest of the > work to code in the redistributor device. > > The redistributor half will be implemented in a later commit; > for now we just provide a stub function which does nothing. > > Signed-off-by: Peter Maydell > --- > hw/intc/gicv3_internal.h | 17 +++++++ > hw/intc/arm_gicv3_its.c | 99 +++++++++++++++++++++++++++++++++++++- > hw/intc/arm_gicv3_redist.c | 9 ++++ > hw/intc/trace-events | 2 + > 4 files changed, 125 insertions(+), 2 deletions(-) Reviewed-by: Richard Henderson r~