1 files changed, 70 insertions, 0 deletions
diff --git a/hifi/debug-hifi/debug-hifi.c b/hifi/debug-hifi/debug-hifi.c
new file mode 100644
index 00000000..75bda4cf
--- /dev/null
+++ b/hifi/debug-hifi/debug-hifi.c
@@ -0,0 +1,70 @@
+/*
+ * 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;
+}