fix noise issue

sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/audiohw.xc

@@ -3,6 +3,7 @@
 #else
 #define DEBUG_PRINT_ENABLE 0
 #endif
+//#define  DISABLE_REBOOT 1
 
 #include <xs1.h>
 #include <assert.h>
@@ -521,7 +522,6 @@ void button_task(chanend c_hidSendData, chanend cc_mic_level, chanend c_uac_vol,
     }
 #endif
 
-    g_windows_detect_done = 1;
 
 #if defined(UAC1_MODE)
     if (saved_mode == 255) {
@@ -791,6 +791,7 @@ void button_task(chanend c_hidSendData, chanend cc_mic_level, chanend c_uac_vol,
     tmr :> time;                          /* Input the time */
     time += TIMER_PERIOD;                 /* Increment the time */
 
+    g_windows_detect_done = 1;
     while (1) {
         select
         {

sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/br_wrapper.c

@@ -38,7 +38,7 @@ void dsp_main (chanend_t c_data) {
     int mic_output[I2S_CHANS_ADC];
     int count = 0;
     unsigned ch[1] = {2};
-    unsigned current_sample_freq = 0;
+    unsigned current_sample_freq = 48000;
     while (1) {
         unsigned sample_freq = (unsigned)chan_in_word(c_data);
         chan_in_buf_word (c_data , play_input, 2);

sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/dsp_core0.xc

@@ -151,8 +151,15 @@ void dsp_core0(void)
         time2 = get_reference_time();
         debug_printf("EQ Flash storage initialized time %lu\n", time2 - time);
         eq_flash_initialized = 1;
+
+        init_eq_data(48000);
+        clear_ring_buffer(0);
+        clear_ring_buffer(1);
+        clear_ring_buffer(2);
+        clear_ring_buffer(3);
     }
 
+
     while (1)
     {
         if(is_ring_buffer_empty(0) && is_ring_buffer_empty(1))

sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/main.xc

@@ -724,6 +724,7 @@ int main()
         
         on tile[AUDIO_IO_TILE]:
         {
+            set_core_high_priority_on();
             /* Audio I/O task, includes mixing etc */
             usb_audio_io(
 #if (NUM_USB_CHAN_OUT > 0) || (NUM_USB_CHAN_IN > 0)