THIS REQUIRES A BOOTROM UPDATE!! To save FPGA area, split the LF and HF bitstreams...

[proxmark3-svn] / armsrc / lfops.c

diff --git a/armsrc/lfops.c b/armsrc/lfops.c
index 76c4b44e7f1090c5193ceefdb2ae5ea269db407c..a0fa870b62bf7e1e5e4a5dca76682406a8d83f1b 100644 (file)
--- a/armsrc/lfops.c
+++ b/armsrc/lfops.c
@@ -17,6 +17,7 @@
 
 void AcquireRawAdcSamples125k(int divisor)
 {
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        if ( (divisor == 1) || (divisor < 0) || (divisor > 255) )
                FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz
        else if (divisor == 0)
@@ -69,6 +70,7 @@ void ModThenAcquireRawAdcSamples125k(int delay_off, int period_0, int period_1,
        int at134khz;
 
        /* Make sure the tag is reset */
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
        SpinDelay(2500);
 
@@ -158,6 +160,7 @@ void ReadTItag(void)
        uint32_t threshold = (sampleslo - sampleshi + 1)>>1;
 
        // TI tags charge at 134.2Khz
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz
 
        // Place FPGA in passthrough mode, in this mode the CROSS_LO line
@@ -365,6 +368,7 @@ void AcquireTiType(void)
 // if not provided a valid crc will be computed from the data and written.
 void WriteTItag(uint32_t idhi, uint32_t idlo, uint16_t crc)
 {
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);   
        if(crc == 0) {
                crc = update_crc16(crc, (idlo)&0xff);
                crc = update_crc16(crc, (idlo>>8)&0xff);
@@ -436,6 +440,7 @@ void SimulateTagLowFrequency(int period, int gap, int ledcontrol)
        int i;
        uint8_t *tab = (uint8_t *)BigBuf;
     
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT);
     
        AT91C_BASE_PIOA->PIO_PER = GPIO_SSC_DOUT | GPIO_SSC_CLK;
@@ -602,6 +607,7 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
        int m=0, n=0, i=0, idx=0, found=0, lastval=0;
   uint32_t hi2=0, hi=0, lo=0;
 
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
        FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
 
@@ -815,6 +821,7 @@ void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol)
        uint32_t code=0, code2=0;
        //uint32_t hi2=0, hi=0, lo=0;
 
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
        FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
 
@@ -1132,6 +1139,7 @@ void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol)
 // Write one bit to card
 void T55xxWriteBit(int bit)
 {
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
        FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
        if (bit == 0)
@@ -1147,6 +1155,7 @@ void T55xxWriteBlock(uint32_t Data, uint32_t Block, uint32_t Pwd, uint8_t PwdMod
 {
        unsigned int i;
 
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
        FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
 
@@ -1191,6 +1200,7 @@ void T55xxReadBlock(uint32_t Block, uint32_t Pwd, uint8_t PwdMode)
        uint8_t *dest = (uint8_t *)BigBuf;
        int m=0, i=0;
   
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        m = sizeof(BigBuf);
   // Clear destination buffer before sending the command
        memset(dest, 128, m);
@@ -1255,6 +1265,7 @@ void T55xxReadTrace(void){
        uint8_t *dest = (uint8_t *)BigBuf;
        int m=0, i=0;
   
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
        m = sizeof(BigBuf);
   // Clear destination buffer before sending the command
        memset(dest, 128, m);
@@ -1970,6 +1981,7 @@ void SendForward(uint8_t fwd_bit_count) {
   LED_D_ON();
   
   //Field on
+  FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
   FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
   FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);