static void IpcTask (void * pvParameters)
{
unsigned int msg, *local_vq_buf;
int ret;
struct virtqueue_buf virtq_buf;
virtqueue_init();
nvic_enable_irq(MAILBOX_IRQ);
enable_mailbox_irq();
for (;;) {
xQueueReceive(MboxQueue, &msg, portMAX_DELAY);
trace_printf("msg from mailbox : ");
trace_value(msg);
switch(msg) {
case RP_MBOX_ECHO_REQUEST :
mailbox_send(M3_TO_HOST_MBX, RP_MBOX_ECHO_REPLY);
break;
case HOST_TO_M3_VRING :
ret = virtqueue_get_avail_buf(&virtqueue_list[msg], &virtq_buf);
/* make a local copy of the buffer */
local_vq_buf = pvPortMalloc(RP_MSG_BUF_SIZE);
memcpy(local_vq_buf, virtq_buf.buf_ptr, RP_MSG_BUF_SIZE);
virtqueue_add_used_buf(&virtqueue_list[msg], virtq_buf.head);
/* dispatch to the service queue */
rpmsg_dispatch_msg(local_vq_buf);
break;
case M3_TO_HOST_VRING :
trace_printf("kick on vq0, dropping it \n");
xSemaphoreGive(InitDoneSemaphore);
break;
}
}
vTaskDelete(NULL);
}
static int test_keyword_get_config(struct comp_dev *dev,
struct sof_ipc_ctrl_data *cdata, int size)
{
struct comp_data *cd = comp_get_drvdata(dev);
size_t bs;
int ret = 0;
trace_keyword("test_keyword_get_config()");
/* Copy back to user space */
bs = cd->config.size;
trace_value(bs);
if (bs == 0 || bs > size)
return -EINVAL;
assert(!memcpy_s(cdata->data->data, size, &cd->config, bs));
cdata->data->abi = SOF_ABI_VERSION;
cdata->data->size = bs;
return ret;
}