You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
71 lines
2.1 KiB
71 lines
2.1 KiB
/*
|
|
* Copyright (C) 2017 The Android Open Source Project
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#define LOG_TAG "debug-hifi"
|
|
#include <errno.h>
|
|
#include <fcntl.h>
|
|
#include <unistd.h>
|
|
#include <poll.h>
|
|
#include <pthread.h>
|
|
#include <sys/ioctl.h>
|
|
#include <sys/prctl.h>
|
|
#include <stdio.h>
|
|
#include <cutils/log.h>
|
|
#include <cutils/uevent.h>
|
|
#include <stdlib.h>
|
|
#include <linux/audio_hifi.h>
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
char *buffer;
|
|
int hifi_dsp_fd;
|
|
int ret = -1;
|
|
int i = 0;
|
|
unsigned int memsize = DRV_DSP_UART_TO_MEM_SIZE;
|
|
unsigned int clear = 0;
|
|
struct misc_io_dump_buf_param dump_buf;
|
|
|
|
ALOGI("Enter hifi-dsp Audio Framework - sample application\n");
|
|
if (argc > 1)
|
|
memsize = strtoul(argv[1], NULL, 0);
|
|
if (argc > 2)
|
|
clear = 1;
|
|
hifi_dsp_fd = open(HIFI_DSP_MISC_DRIVER, O_RDWR, 0);
|
|
if (hifi_dsp_fd < 0) {
|
|
ALOGE("Error %d opening hifi dsp device", errno);
|
|
return ret;
|
|
}
|
|
buffer = malloc(memsize);
|
|
if (!buffer) {
|
|
ALOGE("Error allocating buffer");
|
|
goto out0;
|
|
}
|
|
dump_buf.user_buf = (uint64_t)buffer;
|
|
dump_buf.buf_size = memsize;
|
|
dump_buf.clear = clear;
|
|
ret = ioctl(hifi_dsp_fd, HIFI_MISC_IOCTL_DISPLAY_MSG, &dump_buf);
|
|
if (ret < 0) { /* This IOCTL returns buffer size */
|
|
ALOGE("Error %d accessing message buffer", errno);
|
|
} else {
|
|
printf("%s\n", ret > 0 ? buffer : "Buffer is empty");
|
|
}
|
|
free(buffer);
|
|
out0:
|
|
close(hifi_dsp_fd);
|
|
ALOGI("Exit hifi-dsp Audio Framework - sample application\n");
|
|
return ret;
|
|
}
|