Revert "hikey960: Remove hifi dsp support."
This reverts commit 1d7e5889cd761a9eaecb130c52582d2b0707a08d.
Reason for revert: previous commit broke build_test target, b/219798815
Change-Id: If678459053b79b81de27a1b7d514cc0c6101d97d
diff --git a/hifi/debug-hifi/debug-hifi.c b/hifi/debug-hifi/debug-hifi.c
new file mode 100644
index 0000000..75bda4c
--- /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;
+}