From 4a2314ecb393167c6181a49c1fb09c325ccd163b Mon Sep 17 00:00:00 2001
From: Ross Owen <ross@xmos.com>
Date: Tue, 28 May 2013 18:26:55 +0100
Subject: [PATCH] Added audioports.c - This is a C wrapper for audioports.xc so
 we can me about with port IDs for DSD mode:

---
 module_usb_audio/ports/audioports.c | 76 +++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 module_usb_audio/ports/audioports.c

diff --git a/module_usb_audio/ports/audioports.c b/module_usb_audio/ports/audioports.c
new file mode 100644
index 00000000..2b0667bb
--- /dev/null
+++ b/module_usb_audio/ports/audioports.c
@@ -0,0 +1,76 @@
+
+#include <xccompat.h>
+#include "audioports.h"
+
+//#define p_dsd_left   p_i2s_dac[0]
+//#define p_dsd_right  p_bclk
+#define p_dsd_clk    p_lrclk
+//#d
+#if 0
+#ifndef p_dsd_clk
+buffered out port:32 p_dsd_clk = P_DSD_CLK;
+#endif
+
+#ifndef p_dsd_left
+extern buffered out port:32 p_dsd_left;
+#endif
+
+#ifndef p_dsd_right
+extern buffered out port:32 p_dsd_right;
+#endif
+
+#if I2S_WIRES_DAC > 0
+#ifndef p_dsd_dac0
+on tile[0] : buffered out port:32 p_dsd_dac0 = PORT_DSD_DAC0; 
+#endif
+dsdPorts[0] = PORT_DSD_DAC0;
+#endif 
+
+#endif
+
+void ConfigAudioPortsWrapper(
+#if (I2S_CHANS_DAC != 0)
+                port p_i2s_dac[I2S_WIRES_DAC],
+#endif
+
+#if (I2S_CHANS_ADC != 0)
+                port p_i2s_adc[I2S_WIRES_ADC],
+#endif
+
+#if (I2S_CHANS_DAC != 0) || (I2S_CHANS_ADC != 0)
+#ifndef CODEC_MASTER
+                port p_lrclk, 
+                port p_bclk,
+#else
+                in port p_lrclk,
+                in port p_bclk,
+#endif
+#endif
+unsigned int divide, unsigned int dsdMode) 
+{
+
+   if(dsdMode)
+    {
+    
+    }
+    else
+    {
+        ConfigAudioPorts(
+#if (I2S_CHANS_DAC != 0)
+                p_i2s_dac,
+#endif
+#if (I2S_CHANS_ADC != 0)
+                p_i2s_adc,
+#endif
+#if (I2S_CHANS_DAC != 0) || (I2S_CHANS_ADC != 0)
+#ifndef CODEC_MASTER
+                p_lrclk,
+                p_bclk,
+#else
+                p_lrclk,
+                p_bclk,
+#endif
+#endif
+                divide); 
+    }
+}