diff options
-rw-r--r-- | tools/testing/selftests/firmware/Makefile | 2 | ||||
-rw-r--r-- | tools/testing/selftests/firmware/config | 1 | ||||
-rwxr-xr-x | tools/testing/selftests/firmware/fw_lib.sh | 7 | ||||
-rwxr-xr-x | tools/testing/selftests/firmware/fw_run_tests.sh | 4 | ||||
-rwxr-xr-x | tools/testing/selftests/firmware/fw_upload.sh | 214 |
5 files changed, 227 insertions, 1 deletions
diff --git a/tools/testing/selftests/firmware/Makefile b/tools/testing/selftests/firmware/Makefile index 40211cd8f0e6..7992969deaa2 100644 --- a/tools/testing/selftests/firmware/Makefile +++ b/tools/testing/selftests/firmware/Makefile @@ -4,7 +4,7 @@ CFLAGS = -Wall \ -O2 TEST_PROGS := fw_run_tests.sh -TEST_FILES := fw_fallback.sh fw_filesystem.sh fw_lib.sh +TEST_FILES := fw_fallback.sh fw_filesystem.sh fw_upload.sh fw_lib.sh TEST_GEN_FILES := fw_namespace include ../lib.mk diff --git a/tools/testing/selftests/firmware/config b/tools/testing/selftests/firmware/config index bf634dda0720..6e402519b117 100644 --- a/tools/testing/selftests/firmware/config +++ b/tools/testing/selftests/firmware/config @@ -3,3 +3,4 @@ CONFIG_FW_LOADER=y CONFIG_FW_LOADER_USER_HELPER=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y +CONFIG_FW_UPLOAD=y diff --git a/tools/testing/selftests/firmware/fw_lib.sh b/tools/testing/selftests/firmware/fw_lib.sh index 3fa8282b053b..7bffd67800bf 100755 --- a/tools/testing/selftests/firmware/fw_lib.sh +++ b/tools/testing/selftests/firmware/fw_lib.sh @@ -64,6 +64,7 @@ check_setup() HAS_FW_LOADER_USER_HELPER_FALLBACK="$(kconfig_has CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y)" HAS_FW_LOADER_COMPRESS_XZ="$(kconfig_has CONFIG_FW_LOADER_COMPRESS_XZ=y)" HAS_FW_LOADER_COMPRESS_ZSTD="$(kconfig_has CONFIG_FW_LOADER_COMPRESS_ZSTD=y)" + HAS_FW_UPLOAD="$(kconfig_has CONFIG_FW_UPLOAD=y)" PROC_FW_IGNORE_SYSFS_FALLBACK="0" PROC_FW_FORCE_SYSFS_FALLBACK="0" @@ -119,6 +120,12 @@ verify_reqs() exit 0 fi fi + if [ "$TEST_REQS_FW_UPLOAD" = "yes" ]; then + if [ ! "$HAS_FW_UPLOAD" = "yes" ]; then + echo "firmware upload disabled so ignoring test" + exit 0 + fi + fi } setup_tmp_file() diff --git a/tools/testing/selftests/firmware/fw_run_tests.sh b/tools/testing/selftests/firmware/fw_run_tests.sh index 777377078d5e..f6d95a2d5124 100755 --- a/tools/testing/selftests/firmware/fw_run_tests.sh +++ b/tools/testing/selftests/firmware/fw_run_tests.sh @@ -22,6 +22,10 @@ run_tests() proc_set_force_sysfs_fallback $1 proc_set_ignore_sysfs_fallback $2 $TEST_DIR/fw_fallback.sh + + proc_set_force_sysfs_fallback $1 + proc_set_ignore_sysfs_fallback $2 + $TEST_DIR/fw_upload.sh } run_test_config_0001() diff --git a/tools/testing/selftests/firmware/fw_upload.sh b/tools/testing/selftests/firmware/fw_upload.sh new file mode 100755 index 000000000000..c7a6f06c9adb --- /dev/null +++ b/tools/testing/selftests/firmware/fw_upload.sh @@ -0,0 +1,214 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 +# This validates the user-initiated fw upload mechanism of the firmware +# loader. It verifies that one or more firmware devices can be created +# for a device driver. It also verifies the data transfer, the +# cancellation support, and the error flows. +set -e + +TEST_REQS_FW_UPLOAD="yes" +TEST_DIR=$(dirname $0) + +progress_states="preparing transferring programming" +errors="hw-error + timeout + device-busy + invalid-file-size + read-write-error + flash-wearout" +error_abort="user-abort" +fwname1=fw1 +fwname2=fw2 +fwname3=fw3 + +source $TEST_DIR/fw_lib.sh + +check_mods +check_setup +verify_reqs + +trap "upload_finish" EXIT + +upload_finish() { + local fwdevs="$fwname1 $fwname2 $fwname3" + + for name in $fwdevs; do + if [ -e "$DIR/$name" ]; then + echo -n "$name" > "$DIR"/upload_unregister + fi + done +} + +upload_fw() { + local name="$1" + local file="$2" + + echo 1 > "$DIR"/"$name"/loading + cat "$file" > "$DIR"/"$name"/data + echo 0 > "$DIR"/"$name"/loading +} + +verify_fw() { + local name="$1" + local file="$2" + + echo -n "$name" > "$DIR"/config_upload_name + if ! cmp "$file" "$DIR"/upload_read > /dev/null 2>&1; then + echo "$0: firmware compare for $name did not match" >&2 + exit 1 + fi + + echo "$0: firmware upload for $name works" >&2 + return 0 +} + +inject_error() { + local name="$1" + local status="$2" + local error="$3" + + echo 1 > "$DIR"/"$name"/loading + echo -n "inject":"$status":"$error" > "$DIR"/"$name"/data + echo 0 > "$DIR"/"$name"/loading +} + +await_status() { + local name="$1" + local expected="$2" + local status + local i + + let i=0 + while [ $i -lt 50 ]; do + status=$(cat "$DIR"/"$name"/status) + if [ "$status" = "$expected" ]; then + return 0; + fi + sleep 1e-03 + let i=$i+1 + done + + echo "$0: Invalid status: Expected $expected, Actual $status" >&2 + return 1; +} + +await_idle() { + local name="$1" + + await_status "$name" "idle" + return $? +} + +expect_error() { + local name="$1" + local expected="$2" + local error=$(cat "$DIR"/"$name"/error) + + if [ "$error" != "$expected" ]; then + echo "Invalid error: Expected $expected, Actual $error" >&2 + return 1 + fi + + return 0 +} + +random_firmware() { + local bs="$1" + local count="$2" + local file=$(mktemp -p /tmp uploadfwXXX.bin) + + dd if=/dev/urandom of="$file" bs="$bs" count="$count" > /dev/null 2>&1 + echo "$file" +} + +test_upload_cancel() { + local name="$1" + local status + + for status in $progress_states; do + inject_error $name $status $error_abort + if ! await_status $name $status; then + exit 1 + fi + + echo 1 > "$DIR"/"$name"/cancel + + if ! await_idle $name; then + exit 1 + fi + + if ! expect_error $name "$status":"$error_abort"; then + exit 1 + fi + done + + echo "$0: firmware upload cancellation works" + return 0 +} + +test_error_handling() { + local name=$1 + local status + local error + + for status in $progress_states; do + for error in $errors; do + inject_error $name $status $error + + if ! await_idle $name; then + exit 1 + fi + + if ! expect_error $name "$status":"$error"; then + exit 1 + fi + + done + done + echo "$0: firmware upload error handling works" +} + +test_fw_too_big() { + local name=$1 + local fw_too_big=`random_firmware 512 5` + local expected="preparing:invalid-file-size" + + upload_fw $name $fw_too_big + rm -f $fw_too_big + + if ! await_idle $name; then + exit 1 + fi + + if ! expect_error $name $expected; then + exit 1 + fi + + echo "$0: oversized firmware error handling works" +} + +echo -n "$fwname1" > "$DIR"/upload_register +echo -n "$fwname2" > "$DIR"/upload_register +echo -n "$fwname3" > "$DIR"/upload_register + +test_upload_cancel $fwname1 +test_error_handling $fwname1 +test_fw_too_big $fwname1 + +fw_file1=`random_firmware 512 4` +fw_file2=`random_firmware 512 3` +fw_file3=`random_firmware 512 2` + +upload_fw $fwname1 $fw_file1 +upload_fw $fwname2 $fw_file2 +upload_fw $fwname3 $fw_file3 + +verify_fw ${fwname1} ${fw_file1} +verify_fw ${fwname2} ${fw_file2} +verify_fw ${fwname3} ${fw_file3} + +echo -n "$fwname1" > "$DIR"/upload_unregister +echo -n "$fwname2" > "$DIR"/upload_unregister +echo -n "$fwname3" > "$DIR"/upload_unregister + +exit 0 |