CHG: the AT91C_BASE_PMC->PMC_PCER has a tendecy to be clear when set with "=", ...

[proxmark3-svn] / armsrc / iso14443b.c

diff --git a/armsrc/iso14443b.c b/armsrc/iso14443b.c
index 00d2e7a30601c21bcf2b52d9902f79c73c7f6e96..68f0c366865142967db2f23beebd6ec20a5276c6 100644 (file)
--- a/armsrc/iso14443b.c
+++ b/armsrc/iso14443b.c
@@ -453,7 +453,7 @@ static int GetIso14443bCommandFromReader(uint8_t *received, uint16_t *len) {
                
        StartCountSspClk();
        
-       volatile uint8_t b;
+       volatile uint8_t b = 0;
 
        // clear receiving shift register and holding register
        // What does this loop do? Is it TR1?
@@ -467,7 +467,6 @@ static int GetIso14443bCommandFromReader(uint8_t *received, uint16_t *len) {
        // Now run a `software UART' on the stream of incoming samples.
        UartInit(received);
 
-       b = 0;
        uint8_t mask;
        while( !BUTTON_PRESS() ) {
                WDT_HIT();
@@ -490,11 +489,11 @@ void ClearFpgaShiftingRegisters(void){
        volatile uint8_t b;
 
        // clear receiving shift register and holding register
-       while(!(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY));
+       while(!(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY)) {};
 
        b = AT91C_BASE_SSC->SSC_RHR; (void) b;
 
-       while(!(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY));
+       while(!(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY)) {};
 
        b = AT91C_BASE_SSC->SSC_RHR; (void) b;
        
@@ -1639,11 +1638,11 @@ void RAMFUNC SnoopIso14443b(void) {
                                if (triggered)
                                        LogTrace(Uart.output, Uart.byteCnt, time_start, time_stop, NULL, TRUE);
 
-                /* And ready to receive another command. */
-                UartReset();
-                /* And also reset the demod code, which might have been */
-                /* false-triggered by the commands from the reader. */
-                DemodReset();
+                               /* And ready to receive another command. */
+                               UartReset();
+                               /* And also reset the demod code, which might have been */
+                               /* false-triggered by the commands from the reader. */
+                               DemodReset();
                        } else {
                                time_start = GetCountSspClk() - time_0;
                        }
@@ -1771,4 +1770,4 @@ void SendRawCommand14443B_Ex(UsbCommand *c)
                //FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_TX | FPGA_HF_READER_TX_SHALLOW_MOD);              
        }
        
-}
+}
\ No newline at end of file