CHG: some textual change and some syntax suger changes.

diff --git a/armsrc/crapto1.c b/armsrc/crapto1.c
index a6b6da4dbbfa31ccb4088099740da34b7118af2b..fcfd0b4da996ee9d2bc9cd98a4b828d223182e82 100644 (file)
--- a/armsrc/crapto1.c
+++ b/armsrc/crapto1.c
@@ -520,9 +520,8 @@ struct Crypto1State* lfsr_common_prefix(uint32_t pfx, uint32_t rr, uint8_t ks[8]
        s = statelist = malloc((sizeof *statelist) << 21);\r
        if(!s || !odd || !even) {\r
                free(statelist);\r
-               free(odd);\r
-               free(even);\r
-               return 0;\r
+               statelist = 0;\r
+               goto out;\r
        }\r
 \r
        for(o = odd; *o + 1; ++o)\r
@@ -534,7 +533,7 @@ struct Crypto1State* lfsr_common_prefix(uint32_t pfx, uint32_t rr, uint8_t ks[8]
                        }\r
 \r
        s->odd = s->even = 0;\r
-\r
+out:\r
        free(odd);\r
        free(even);\r
        return statelist;\r

diff --git a/armsrc/fpgaloader.h b/armsrc/fpgaloader.h
index 35f7e37c694e74c6571ea2a77a829234af5c1766..5c0f802e4123340453011b1d984b3d21f05b8ae9 100644 (file)
--- a/armsrc/fpgaloader.h
+++ b/armsrc/fpgaloader.h
@@ -64,6 +64,7 @@ void SetAdcMuxFor(uint32_t whichGpio);
 #define FPGA_HF_SIMULATOR_MODULATE_212K                                (2<<0)
 #define FPGA_HF_SIMULATOR_MODULATE_424K                                (4<<0)
 #define FPGA_HF_SIMULATOR_MODULATE_424K_8BIT           0x5//101
+//  no 848K 
 
 // Options for ISO14443A
 #define FPGA_HF_ISO14443A_SNIFFER                                      (0<<0)

diff --git a/armsrc/hfsnoop.c b/armsrc/hfsnoop.c
index 945809cea0c4ce3e3888d3010cf368aa3fc17900..4af8522a5d91b2ea9be7b4da20b65be1320f3c9d 100644 (file)
--- a/armsrc/hfsnoop.c
+++ b/armsrc/hfsnoop.c
@@ -19,7 +19,7 @@ static void RAMFUNC optimizedSnoop(void)
                if(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY)
                {
                        *dest = (uint16_t)(AT91C_BASE_SSC->SSC_RHR);
-                       dest = dest + 1;
+                       ++dest;
                }
        }
        //Resetting Frame mode (First set in fpgaloader.c)
@@ -54,6 +54,7 @@ void HfSnoop(int samplesToSkip, int triggersToSkip)
                        r = MAX(r & 0xff, r >> 8); 
                        if (r >= 240) 
                        {
+                               
                                if (++trigger_cnt > triggersToSkip) {
                                break;
                        } 
@@ -64,9 +65,9 @@ void HfSnoop(int samplesToSkip, int triggersToSkip)
        if(!BUTTON_PRESS()) {
                int waitcount = samplesToSkip; // lets wait 40000 ticks of pck0
                while(waitcount != 0) {
-                       if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
-                               waitcount--;
-                       }
+                       
+                       if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY))
+                               --waitcount;
                }
                optimizedSnoop();
                Dbprintf("Trigger kicked! Value: %d, Dumping Samples Hispeed now.", r);

diff --git a/armsrc/iclass.c b/armsrc/iclass.c
index dcb672e73515414d750155f215b2b866536b18e5..134e7a5ec0aeab918ec5acceb674efb46676ad0a 100644 (file)
--- a/armsrc/iclass.c
+++ b/armsrc/iclass.c
@@ -919,7 +919,7 @@ static void CodeIClassTagAnswer(const uint8_t *cmd, int len)
         * The mode FPGA_HF_SIMULATOR_MODULATE_424K_8BIT which we use to simulate tag,
         * works like this.
         * - A 1-bit input to the FPGA becomes 8 pulses on 423.5kHz (fc/32) (18.88us).
-        * - A 0-bit inptu to the FPGA becomes an unmodulated time of 18.88us
+        * - A 0-bit input to the FPGA becomes an unmodulated time of 18.88us
         *
         * In this mode the SOF can be written as 00011101 = 0x1D
         * The EOF can be written as 10111000 = 0xb8
@@ -1384,6 +1384,7 @@ static int SendIClassAnswer(uint8_t *resp, int respLen, int delay)
 static void TransmitIClassCommand(const uint8_t *cmd, int len, int *samples, int *wait)
 {
        int c;
+       volatile uint32_t r;
        FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);
        AT91C_BASE_SSC->SSC_THR = 0x00;
        FpgaSetupSsc();
@@ -1397,7 +1398,7 @@ static void TransmitIClassCommand(const uint8_t *cmd, int len, int *samples, int
                                c++;
                        }
                        if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
-                               volatile uint32_t r = AT91C_BASE_SSC->SSC_RHR;
+                               r = AT91C_BASE_SSC->SSC_RHR;
                                (void)r;
                        }
                        WDT_HIT();
@@ -1408,36 +1409,36 @@ static void TransmitIClassCommand(const uint8_t *cmd, int len, int *samples, int
        uint8_t sendbyte;
        bool firstpart = TRUE;
        c = 0;
-  for(;;) {
-    if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
+       for(;;) {
+               if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
 
-      // DOUBLE THE SAMPLES!
-      if(firstpart) {
-       sendbyte = (cmd[c] & 0xf0) | (cmd[c] >> 4); 
-      }
-      else {
-       sendbyte = (cmd[c] & 0x0f) | (cmd[c] << 4);
-        c++;
-      }
-      if(sendbyte == 0xff) {
-       sendbyte = 0xfe;
-      }
-      AT91C_BASE_SSC->SSC_THR = sendbyte;
-      firstpart = !firstpart;
+                       // DOUBLE THE SAMPLES!
+                       if(firstpart) {
+                               sendbyte = (cmd[c] & 0xf0) | (cmd[c] >> 4); 
+                       }
+                       else {
+                               sendbyte = (cmd[c] & 0x0f) | (cmd[c] << 4);
+                               c++;
+                       }
 
-      if(c >= len) {
-        break;
-      }
-    }
-    if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
-      volatile uint32_t r = AT91C_BASE_SSC->SSC_RHR;
-      (void)r;
-    }
-    WDT_HIT();
-  }
-  if (samples && wait) *samples = (c + *wait) << 3;
-}
+                       if(sendbyte == 0xff)
+                               sendbyte = 0xfe;
+
+                       AT91C_BASE_SSC->SSC_THR = sendbyte;
+                       firstpart = !firstpart;
 
+                       if(c >= len) break;
+
+               }
+               if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
+                       r = AT91C_BASE_SSC->SSC_RHR;
+                       (void)r;
+               }
+               
+               WDT_HIT();
+       }
+       if (samples && wait) *samples = (c + *wait) << 3;
+}
 
 //-----------------------------------------------------------------------------
 // Prepare iClass reader command to send to FPGA