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[68.147.8.254]) by smtp.gmail.com with ESMTPSA id v20-v6sm33724598pfm.114.2018.11.16.10.42.33 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 16 Nov 2018 10:42:33 -0800 (PST) From: Mathieu Poirier To: acme@kernel.org Cc: peterz@infradead.org, mingo@redhat.com, alexander.shishkin@linux.intel.com, jolsa@redhat.com, namhyung@kernel.org, coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/3] perf tools: Add support for ETMv3/PTM1.1 decoding Date: Fri, 16 Nov 2018 11:42:29 -0700 Message-Id: <1542393752-10196-1-git-send-email-mathieu.poirier@linaro.org> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This set adds support for ETMv3/PTM1.1 trace decoding. The work has been tested on TC2 and ST-Microelectronics' mp157c-ev1 board and applies cleanly on 4.20-rc2 and Acme's perf/core branch [1]. *** Before this set *** $ perf report --stdio # To display the perf.data header info, please use --header/--header-only options. # DCD_ETMV4_0020 : 0x0003 (OCSD_ERR_NOT_INIT) [Component not initialised.]; No decoder configuration information DCD_ETMV4_0022 : 0x0003 (OCSD_ERR_NOT_INIT) [Component not initialised.]; No decoder configuration information DCD_ETMV4_0024 : 0x0003 (OCSD_ERR_NOT_INIT) [Component not initialised.]; No decoder configuration information DCD_ETMV4_0020 : 0x0003 (OCSD_ERR_NOT_INIT) [Component not initialised.]; No decoder configuration information DCD_ETMV4_0022 : 0x0003 (OCSD_ERR_NOT_INIT) [Component not initialised.]; No decoder configuration information DCD_ETMV4_0024 : 0x0003 (OCSD_ERR_NOT_INIT) [Component not initialised.]; No decoder configuration information Warning: AUX data lost 2 times out of 2! Error: The perf.data file has no samples! *** After this set *** [...] # Samples: 12K of event 'branches' # Event count (approx.): 12049 # # Children Self Command Shared Object Symbol # ........ ........ ....... ................ ....................... # 28.18% 28.18% uname libc-2.19.so [.] strcmp 9.13% 9.13% uname libc-2.19.so [.] strcpy 7.87% 7.87% uname libc-2.19.so [.] strnlen 5.58% 5.58% uname libc-2.19.so [.] strlen 2.24% 2.24% uname libc-2.19.so [.] __rawmemchr 1.91% 1.91% uname ld-2.19.so [.] 0x000000000001156a 1.49% 1.49% uname libc-2.19.so [.] __argz_stringify 1.46% 1.46% uname libc-2.19.so [.] malloc 0.96% 0.96% uname libc-2.19.so [.] 0x0000000000054770 0.91% 0.91% uname libc-2.19.so [.] 0x000000000002430a 0.85% 0.85% uname ld-2.19.so [.] 0x0000000000007244 0.83% 0.83% uname libc-2.19.so [.] __stpcpy [...] Regards, Mathieu [1]. "6909b0a13389 perf stat: Use perf_evsel__is_clocki() for clock events" Mathieu Poirier (3): perf tools: Add configuration for ETMv3 trace protocol perf tools: Add support for ETMv3 trace decoding perf tools: Add support for PTMv1.1 decoding tools/perf/util/cs-etm-decoder/cs-etm-decoder.c | 31 +++++++++++ tools/perf/util/cs-etm-decoder/cs-etm-decoder.h | 9 +++ tools/perf/util/cs-etm.c | 73 ++++++++++++++++++++----- 3 files changed, 99 insertions(+), 14 deletions(-) -- 2.7.4