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Tue, 09 Jun 2026 01:50:15 -0700 (PDT) Message-ID: Date: Tue, 9 Jun 2026 10:50:13 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [Question] Enabling CoreSight TRBE in firmware on CIX Orion O6 To: Yunseong Kim , Peter Chen , Fugang Duan , Guomin Chen , Hans Zhang , Gary Yang , Joakim Zhang , Jerry Zhu Cc: CIX Linux Kernel Upstream Group , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, "linux-kernel@vger.kernel.org" , Yunseong Kim References: <5d1bdf6d-ed77-4de9-b788-cf04a98d054d@est.tech> From: Yunseong Kim Content-Language: en-US In-Reply-To: <5d1bdf6d-ed77-4de9-b788-cf04a98d054d@est.tech> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260609_095017_930009_0E94BB75 X-CRM114-Status: UNSURE ( 5.54 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org I wrote the wrong output: > $ perf record -e cs_etm// -- ls > intel_pt: aux mmap: Cannot allocate memory Current output: $ perf record -e cs_etm// -- ls cs_etm: Not found on CPU 0. Check hardware and firmware support and that all Coresight drivers are loaded