Merge pull request #4 in BIDU/software from 6links_KLMtests to 6links

* commit 'ddde7dbf':
  Add USE_PCIE40 flag
  Try to slow down streaming speed for KLM tests

Pcie40Libraries/pcie40_b2slc.cpp

@@ -369,7 +369,7 @@ int pcie40_writestream( int dev , int ch , char * filename ) {
     count++ ; 
     data.push_back( (int) ( ( ( 0x70 << 8 ) | ( c & 0xFF ) ) & 0xFFFFFFFF ) ) ;
 
-    if ( 14 == count ) {
+    if ( 6 == count ) {
       data.push_back( 0xEEEE ) ;
       ret = pcie40_writeToFifo( dev , ch , data ) ;
       if ( ret != 0 ) { 

Pcie40Libraries/pcie40_b2slc.h

@@ -17,7 +17,9 @@
 #define SLC_RFIFO_ADD 0x00060000
 
 // Functions to read/write registers and stream files to Front End
-extern "C" { 
+#ifndef USE_PCIE40
+extern "C" {
+#endif 
 int pcie40_readfee8(int dev, int ch, int adr);
 
 int pcie40_writefee8(int dev, int ch, int adr, int val);
@@ -29,6 +31,10 @@ int pcie40_writefee32(int dev, int ch, int adr, int val);
 int pcie40_writestream(int dev, int ch, char *filename);
 
 int pcie40_writebytestream(int dev, int ch, int len, const char *bytes);
+
+#ifndef USE_PCIE40
 }
+#endif
+
 #endif // PCIE40_B2SLC_H