MAJOR update, added hitag2 reader, emulation and eavesdropping, lots of new code...

[proxmark3-svn] / armsrc / fpgaloader.c

diff --git a/armsrc/fpgaloader.c b/armsrc/fpgaloader.c
index c199b9a86f4b84f24c8e0b39e90b84cffb9ec9d8..a719f5edf2fa5f9906f54a067ac57fcf513cbd1f 100644 (file)
--- a/armsrc/fpgaloader.c
+++ b/armsrc/fpgaloader.c
@@ -136,18 +136,20 @@ void FpgaSetupSsc(void)
 // ourselves, not to another buffer). The stuff to manipulate those buffers
 // is in apps.h, because it should be inlined, for speed.
 //-----------------------------------------------------------------------------
-void FpgaSetupSscDma(uint8_t *buf, int len)
+bool FpgaSetupSscDma(uint8_t *buf, int len)
 {
+       if (buf == NULL) {
+        return false;
+    }
+
        AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTDIS;
-       
        AT91C_BASE_PDC_SSC->PDC_RPR = (uint32_t) buf;
        AT91C_BASE_PDC_SSC->PDC_RCR = len;
        AT91C_BASE_PDC_SSC->PDC_RNPR = (uint32_t) buf;
        AT91C_BASE_PDC_SSC->PDC_RNCR = len;
-       
-       if (buf != NULL) {
-               AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTEN;
-       }
+       AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTEN;
+    
+    return true;
 }
 
 static void DownloadFPGA_byte(unsigned char w)