]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - fpga/hi_get_trace.v
FPGA changes (#803)
[proxmark3-svn] / fpga / hi_get_trace.v
index 7acecf800adca9c43a1078a4316b246169bf9877..3e7412f7a59c6e839b9cf33224e657c05d463de2 100644 (file)
@@ -14,11 +14,6 @@ module hi_get_trace(
        input [2:0] major_mode;
     output ssp_frame, ssp_din, ssp_clk;
 
-// constants for some major_modes:
-`define OFF        3'b111
-`define GET_TRACE  3'b101
-
-
 // clock divider
 reg [6:0] clock_cnt;
 always @(negedge ck_1356megb)
@@ -30,7 +25,7 @@ end
 reg [2:0] sample_clock;
 always @(negedge ck_1356megb)
 begin
-       if (sample_clock == 3'd3)
+       if (sample_clock == 3'd7)
                sample_clock <= 3'd0;
        else
                sample_clock <= sample_clock + 1;
@@ -45,11 +40,11 @@ reg write_enable2;
 always @(negedge ck_1356megb)
 begin
        previous_major_mode <= major_mode;
-       if (major_mode == `GET_TRACE)
+       if (major_mode == `FPGA_MAJOR_MODE_HF_GET_TRACE)
        begin
                write_enable1 <= 1'b0;
                write_enable2 <= 1'b0;
-               if (previous_major_mode != `GET_TRACE) // just switched into GET_TRACE mode
+               if (previous_major_mode != `FPGA_MAJOR_MODE_HF_GET_TRACE) // just switched into GET_TRACE mode
                        addr <= start_addr;
                if (clock_cnt == 7'd0)
                begin
@@ -59,7 +54,7 @@ begin
                                addr <= addr + 1;
                end
        end
-       else if (major_mode != `OFF)
+       else if (major_mode != `FPGA_MAJOR_MODE_OFF)
        begin
                if (trace_enable)
                begin
@@ -92,11 +87,11 @@ begin
                        start_addr <= addr;
                end
        end
-       else // major_mode == `OFF
+       else // major_mode == `FPGA_MAJOR_MODE_OFF
        begin
                write_enable1 <= 1'b0;
                write_enable2 <= 1'b0;
-               if (previous_major_mode != `OFF && previous_major_mode != `GET_TRACE) // just switched off
+               if (previous_major_mode != `FPGA_MAJOR_MODE_OFF && previous_major_mode != `FPGA_MAJOR_MODE_HF_GET_TRACE) // just switched off
                        start_addr <= addr;
        end
 end
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