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| 1 | +#!/bin/sh |
| 2 | + |
| 3 | +# Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. |
| 4 | +# SPDX-License-Identifier: BSD-3-Clause |
| 5 | + |
| 6 | +SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)" |
| 7 | +INIT_ENV="" |
| 8 | +SEARCH="$SCRIPT_DIR" |
| 9 | +while [ "$SEARCH" != "/" ]; do |
| 10 | + if [ -f "$SEARCH/init_env" ]; then |
| 11 | + INIT_ENV="$SEARCH/init_env" |
| 12 | + break |
| 13 | + fi |
| 14 | + SEARCH=$(dirname "$SEARCH") |
| 15 | +done |
| 16 | + |
| 17 | +if [ -z "$INIT_ENV" ]; then |
| 18 | + echo "[ERROR] Could not find init_env" >&2 |
| 19 | + exit 1 |
| 20 | +fi |
| 21 | + |
| 22 | +if [ -z "$__INIT_ENV_LOADED" ]; then |
| 23 | + # shellcheck disable=SC1090 |
| 24 | + . "$INIT_ENV" |
| 25 | + __INIT_ENV_LOADED=1 |
| 26 | +fi |
| 27 | + |
| 28 | +# shellcheck disable=SC1090,SC1091 |
| 29 | +. "$TOOLS/functestlib.sh" |
| 30 | +# shellcheck disable=SC1090,SC1091 |
| 31 | +. "$TOOLS/coresight_helper.sh" |
| 32 | + |
| 33 | +TESTNAME="Coresight-Sink-Source-Test" |
| 34 | +test_path=$(find_test_case_by_name "$TESTNAME") |
| 35 | +cd "$test_path" || exit 1 |
| 36 | +res_file="./$TESTNAME.res" |
| 37 | +log_info "---------------------------$TESTNAME Starting---------------------------" |
| 38 | +no_remote_etm=0 |
| 39 | +if [ "$#" -eq 1 ]; then |
| 40 | + no_remote_etm=1 |
| 41 | +fi |
| 42 | +cs_base="/sys/bus/coresight/devices" |
| 43 | +fail=0 |
| 44 | + |
| 45 | +if [ ! -d "$cs_base" ]; then |
| 46 | + log_warn "Coresight directory $cs_base not found. Skipping test." |
| 47 | + echo "$TESTNAME SKIP" > "$res_file" |
| 48 | + exit 0 |
| 49 | +fi |
| 50 | + |
| 51 | +cleanup() { |
| 52 | + reset_coresight |
| 53 | +} |
| 54 | +trap cleanup EXIT HUP INT TERM |
| 55 | + |
| 56 | +reset_coresight |
| 57 | +sinks="" |
| 58 | +sources="" |
| 59 | +for node in "$cs_base"/*; do |
| 60 | + [ ! -d "$node" ] && continue |
| 61 | + node_name=$(basename "$node") |
| 62 | + |
| 63 | + if [ -f "$node/enable_sink" ]; then |
| 64 | + [ "$node_name" = "tmc_etf1" ] && continue |
| 65 | + sinks="$sinks $node" |
| 66 | + |
| 67 | + if [ -f "$node/out_mode" ]; then |
| 68 | + echo mem > "$node/out_mode" 2>/dev/null || true |
| 69 | + fi |
| 70 | + fi |
| 71 | + |
| 72 | + if [ -f "$node/enable_source" ]; then |
| 73 | + sources="$sources $node" |
| 74 | + fi |
| 75 | +done |
| 76 | + |
| 77 | +sinks=${sinks# } |
| 78 | +sources=${sources# } |
| 79 | +if [ -z "$sinks" ]; then |
| 80 | + log_warn "No Coresight sinks found. Skipping test." |
| 81 | + echo "$TESTNAME SKIP" > "$res_file" |
| 82 | + exit 0 |
| 83 | +fi |
| 84 | + |
| 85 | +if [ -z "$sources" ]; then |
| 86 | + log_warn "No Coresight sources found. Skipping test." |
| 87 | + echo "$TESTNAME SKIP" > "$res_file" |
| 88 | + exit 0 |
| 89 | +fi |
| 90 | + |
| 91 | +i=0 |
| 92 | +while [ "$i" -le 2 ]; do |
| 93 | + log_info "Starting iteration: $((i+1))" |
| 94 | + for sink_node in $sinks; do |
| 95 | + sink_dev=$(basename "$sink_node") |
| 96 | + log_info "Sink Active:- $sink_dev" |
| 97 | + |
| 98 | + for source_node in $sources; do |
| 99 | + dev_name=$(basename "$source_node") |
| 100 | + |
| 101 | + case "$dev_name" in |
| 102 | + *etm*) |
| 103 | + if [ "$no_remote_etm" -eq 1 ]; then |
| 104 | + continue |
| 105 | + fi |
| 106 | + ;; |
| 107 | + *tpdm-vsense* | *tpdm-qm*) |
| 108 | + continue |
| 109 | + ;; |
| 110 | + esac |
| 111 | + reset_coresight |
| 112 | + |
| 113 | + [ -f "$sink_node/enable_sink" ] && echo 1 > "$sink_node/enable_sink" 2>/dev/null |
| 114 | + if [ -f "$source_node/enable_source" ]; then |
| 115 | + echo 1 > "$source_node/enable_source" 2>/dev/null |
| 116 | + ret=$(tr -d ' ' < "$source_node/enable_source") |
| 117 | + if [ "$ret" = "0" ]; then |
| 118 | + log_fail "FAIL: enable source in $dev_name" |
| 119 | + fail=1 |
| 120 | + continue |
| 121 | + fi |
| 122 | + fi |
| 123 | + sleep 1 |
| 124 | + reset_coresight |
| 125 | + |
| 126 | + rm -f "/tmp/$sink_dev.bin" |
| 127 | + if [ -c "/dev/$sink_dev" ]; then |
| 128 | + cat "/dev/$sink_dev" > "/tmp/$sink_dev.bin" 2>/dev/null |
| 129 | + outfilesize=$(wc -c < "/tmp/$sink_dev.bin" 2>/dev/null | tr -d ' ') |
| 130 | + else |
| 131 | + log_warn "Character device /dev/$sink_dev not found! Skipping read." |
| 132 | + outfilesize=0 |
| 133 | + fi |
| 134 | + |
| 135 | + if [ -n "$outfilesize" ] && [ "$outfilesize" -ge 64 ]; then |
| 136 | + log_info "Source: $dev_name with trace captured of size $outfilesize bytes" |
| 137 | + else |
| 138 | + log_fail "Source: $dev_name with no traces captured of size ${outfilesize:-0}" |
| 139 | + fail=1 |
| 140 | + fi |
| 141 | + done |
| 142 | + done |
| 143 | + i=$((i + 1)) |
| 144 | +done |
| 145 | +reset_coresight |
| 146 | + |
| 147 | +for source_node in $sources; do |
| 148 | + dev_name=$(basename "$source_node") |
| 149 | + if [ -f "$source_node/enable_source" ]; then |
| 150 | + ret=$(tr -d ' ' < "$source_node/enable_source") |
| 151 | + if [ "$ret" = "1" ]; then |
| 152 | + log_fail "fail to disable source in $dev_name during final verification" |
| 153 | + fail=1 |
| 154 | + fi |
| 155 | + fi |
| 156 | +done |
| 157 | + |
| 158 | +if [ "$fail" -eq 0 ]; then |
| 159 | + log_pass "$TESTNAME : Test Passed" |
| 160 | + echo "$TESTNAME PASS" > "$res_file" |
| 161 | +else |
| 162 | + log_fail "$TESTNAME : Test Failed" |
| 163 | + echo "$TESTNAME FAIL" > "$res_file" |
| 164 | +fi |
| 165 | + |
| 166 | +log_info "---------------------------$TESTNAME Finished---------------------------" |
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