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charset="utf-8" Decode SPE Data Source packets on AmpereOne. The field is IMPDEF. Signed-off-by: Ilkka Koskinen --- .../util/arm-spe-decoder/arm-spe-decoder.h | 9 +++++ tools/perf/util/arm-spe.c | 39 +++++++++++++++++++ 2 files changed, 48 insertions(+) diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h b/tools/perf= /util/arm-spe-decoder/arm-spe-decoder.h index 358c611eeddb..4bcd627e859f 100644 --- a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h +++ b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h @@ -67,6 +67,15 @@ enum arm_spe_common_data_source { ARM_SPE_COMMON_DS_DRAM =3D 0xe, }; =20 +enum arm_spe_ampereone_data_source { + ARM_SPE_AMPEREONE_LOCAL_CHIP_CACHE_OR_DEVICE =3D 0x0, + ARM_SPE_AMPEREONE_SLC =3D 0x3, + ARM_SPE_AMPEREONE_REMOTE_CHIP_CACHE =3D 0x5, + ARM_SPE_AMPEREONE_DDR =3D 0x7, + ARM_SPE_AMPEREONE_L1D =3D 0x8, + ARM_SPE_AMPEREONE_L2D =3D 0x9, +}; + struct arm_spe_record { enum arm_spe_sample_type type; int err; diff --git a/tools/perf/util/arm-spe.c b/tools/perf/util/arm-spe.c index b222557cc27a..40847a3d18b0 100644 --- a/tools/perf/util/arm-spe.c +++ b/tools/perf/util/arm-spe.c @@ -531,6 +531,44 @@ static void arm_spe__synth_data_source_common(const st= ruct arm_spe_record *recor } } =20 +/* + * Source is IMPDEF. Here we convert the source code used on AmpereOne cor= es + * to the common (Neoverse, Cortex) to avoid duplicating the decoding code. + */ +static void arm_spe__synth_data_source_ampereone(const struct arm_spe_reco= rd *record, + union perf_mem_data_src *data_src) +{ + struct arm_spe_record common_record; + + switch (record->source) { + case ARM_SPE_AMPEREONE_LOCAL_CHIP_CACHE_OR_DEVICE: + common_record.source =3D ARM_SPE_COMMON_DS_PEER_CORE; + break; + case ARM_SPE_AMPEREONE_SLC: + common_record.source =3D ARM_SPE_COMMON_DS_SYS_CACHE; + break; + case ARM_SPE_AMPEREONE_REMOTE_CHIP_CACHE: + common_record.source =3D ARM_SPE_COMMON_DS_REMOTE; + break; + case ARM_SPE_AMPEREONE_DDR: + common_record.source =3D ARM_SPE_COMMON_DS_DRAM; + break; + case ARM_SPE_AMPEREONE_L1D: + common_record.source =3D ARM_SPE_COMMON_DS_L1D; + break; + case ARM_SPE_AMPEREONE_L2D: + common_record.source =3D ARM_SPE_COMMON_DS_L2; + break; + default: + /* Assign a bogus value that's not used for common coding */ + common_record.source =3D 0xffff; + break; + } + + common_record.op =3D record->op; + arm_spe__synth_data_source_common(&common_record, data_src); +} + static const struct data_src data_sources[] =3D { DS(MIDR_ALL_VERSIONS(MIDR_CORTEX_A720), data_source_common), DS(MIDR_ALL_VERSIONS(MIDR_CORTEX_A725), data_source_common), @@ -541,6 +579,7 @@ static const struct data_src data_sources[] =3D { DS(MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N2), data_source_common), DS(MIDR_ALL_VERSIONS(MIDR_NEOVERSE_V1), data_source_common), DS(MIDR_ALL_VERSIONS(MIDR_NEOVERSE_V2), data_source_common), + DS(MIDR_ALL_VERSIONS(MIDR_AMPERE1A), data_source_ampereone), {}, }; =20 --=20 2.47.0