Formatting

module_usb_midi/src/usb_midi.xc

@@ -57,8 +57,7 @@ int uin_count = 0; // UART bytes in
 void usb_midi(in port ?p_midi_in, out port ?p_midi_out,
               clock ?clk_midi,
               chanend c_midi,
-              unsigned cable_number)
-{
+              unsigned cable_number) {
   unsigned symbol = 0x0; // Symbol in progress of being sent out
   unsigned outputting = 0; // Guard when outputting data
   unsigned time; // Timer value used for outputting
@@ -111,9 +110,8 @@ void usb_midi(in port ?p_midi_in, out port ?p_midi_out,
   while (1) {
     int is_ack;
     unsigned int datum;
-    select 
-      {
-        // Input to read the start bit
+    select {
+      // Input to read the start bit
 #ifndef MIDI_LOOPBACK
 #ifdef MIDI_IN_4BIT_PORT
       case !isRX => p_midi_in when pinseq(0xE) :> void @  rxPT:
@@ -130,8 +128,7 @@ void usb_midi(in port ?p_midi_in, out port ?p_midi_out,
         break;
         // Input to read the remaining bits
       case isRX => t2 when timerafter(rxT) :> int _ :
-        if (rxI++ < 8) 
-          {
+        if (rxI++ < 8) {
             // shift in bits into the high end of a word
             unsigned bit;
             p_midi_in :> bit;
@@ -139,14 +136,11 @@ void usb_midi(in port ?p_midi_in, out port ?p_midi_out,
             rxT += bit_time;
             rxPT += bit_time;
             asm("setpt res[%0],%1"::"r"(p_midi_in),"r"(rxPT));
-          } 
-        else 
-          { 
+        } else {
             unsigned bit;
             // rcv and check stop bit
             p_midi_in :> bit;
-            if ((bit & 0x1) == 1)
-              {
+            if ((bit & 0x1) == 1) {
                 unsigned valid = 0;
                 unsigned event = 0;
                 uin_count++;
@@ -169,12 +163,10 @@ void usb_midi(in port ?p_midi_in, out port ?p_midi_out,
                   } else {
                     enqueue(to_host_fifo, event);
                   }
-                }
-                else if (valid) {
+                } else if (valid) {
                   //                  printstr("g");
                 }
-
-              }
+            }
             isRX = 0;
           }
         break;
@@ -184,8 +176,7 @@ void usb_midi(in port ?p_midi_in, out port ?p_midi_out,
         //  until symbol is zero expect pattern like 10'b1dddddddd0
         // This code will leave the output high afterwards due to the stop bit added with makeSymbol
       case outputting => t when timerafter(time) :> int _:
-        if (symbol == 0) 
-          {
+        if (symbol == 0) {
             uout_count++;
             outputted_symbol = outputting_symbol;
             // have we got another symbol to send to uart?
@@ -204,18 +195,15 @@ void usb_midi(in port ?p_midi_in, out port ?p_midi_out,
               t :> time;
               time += bit_time;
               txPT += bit_time;
-            }
-            else 
+            } else
               outputting = 0;
-          } 
-        else 
-          {
+        } else {
             time += bit_time;
             txPT += bit_time;
             p_midi_out @ txPT <: (symbol & 1);
             //            printstr("mout2\n");
             symbol >>= 1;
-          }
+        }
         break;
 #endif
 
@@ -227,12 +215,10 @@ void usb_midi(in port ?p_midi_in, out port ?p_midi_out,
             //printstr("uart->decouple\n");
             outuint(c_midi, dequeue(to_host_fifo));
             th_count++;
-          }
-          else {            
+          } else {
             waiting_for_ack = 0;
           }
-        }
-        else {
+        } else {
           int event;
           unsigned midi[3];
           unsigned size;
@@ -248,8 +234,7 @@ void usb_midi(in port ?p_midi_in, out port ?p_midi_out,
       outuint(c_midi, event);
       th_count++;
       waiting_for_ack = 1;
-    }
-    else {
+    } else {
       event = byterev(event);
       enqueue(to_host_fifo, event);
     }