diff options
Diffstat (limited to 'meta-openbmc-mods/meta-common/recipes-utilities/beeper-test/files/beeper-test.cpp')
-rw-r--r-- | meta-openbmc-mods/meta-common/recipes-utilities/beeper-test/files/beeper-test.cpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/meta-openbmc-mods/meta-common/recipes-utilities/beeper-test/files/beeper-test.cpp b/meta-openbmc-mods/meta-common/recipes-utilities/beeper-test/files/beeper-test.cpp new file mode 100644 index 000000000..31dafdd88 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-utilities/beeper-test/files/beeper-test.cpp @@ -0,0 +1,81 @@ +/* +// Copyright (c) 2019 Intel Corporation +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// +// Abstract: pwm-beeper test application +// +*/ + +#include <fcntl.h> +#include <linux/input.h> +#include <stdio.h> +#include <unistd.h> + +#include <cstring> +#include <iostream> + +int main(int argc, char** argv) +{ + if (argc < 3) + { + std::cout << "usage: <input device> <sequence of 'tone in " + "Hz','duration in ms' pair>\n"; + std::cout << "example: beeper-test /dev/input/event0 " + "2100,100,0,150,2500,50,0,50,2200,100\n"; + return 1; + } + + int fd; + if ((fd = open(argv[1], O_RDWR | O_CLOEXEC)) < 0) + { + perror("Failed to open input device"); + return -1; + } + + struct input_event event; + event.type = EV_SND; + event.code = SND_TONE; + + char* pch = strtok(argv[2], ","); + while (pch != NULL) + { + event.value = atoi(pch); + + pch = strtok(NULL, ","); + if (!pch) + { + std::cerr << "Invalid tone,duration pair\n"; + close(fd); + return -1; + } + + int durationMs = atoi(pch); + + if (write(fd, &event, sizeof(struct input_event)) != + sizeof(struct input_event)) + { + perror("Failed to write a tone sound event"); + close(fd); + return -1; + } + + usleep(durationMs * 1000); + + pch = strtok(NULL, ","); + } + + close(fd); + + return 0; +} |