URL https://opencores.org/ocsvn/bluespec-reedsolomon/bluespec-reedsolomon/trunk

Subversion Repositories bluespec-reedsolomon

[/] [bluespec-reedsolomon/] [trunk/] [sw-reedsolomon/] [rs_decode.cpp] - Diff between revs 5 and 9

Rev 5	Rev 9
Line 31...	Line 31...
`#include "chien_search.h"`	`#include "chien_search.h"`
`#include "error_mag.h"`	`#include "error_mag.h"`
`#include "error_correct.h"`	`#include "error_correct.h"`
`#include "rs_fifo.h"`	`#include "rs_fifo.h"`

`#pragma hls_design top`
`// Top level decoder module`	`// Top level decoder module`
`void rs_decode (unsigned char n, unsigned char t, unsigned char in_d[nn],`	`void rs_decode (unsigned char n, unsigned char t, unsigned char in_d[nn],`
`unsigned char *k, unsigned char out_d[kk])`	`unsigned char *k, unsigned char out_d[kk])`
`{`	`{`
`unsigned char temp_k = n - 2*t;`	`unsigned char temp_k = n - 2*t;`
Line 49...	Line 49...
`unsigned char alpha_inv[tt];`	`unsigned char alpha_inv[tt];`
`unsigned char err[kk];`	`unsigned char err[kk];`
`unsigned char in_data[kk];`	`unsigned char in_data[kk];`
`unsigned char in_d_2[nn];`	`unsigned char in_d_2[nn];`

	`// Create copy of input to pass to fifo to error corrector`
	`// Directive: Unroll loop maximally`
`Simple_rs1: for (int i = 0; i < nn; i++)`	`Simple_rs1: for (int i = 0; i < nn; i++)`
`in_d_2[i] = in_d[i];`	`in_d_2[i] = in_d[i];`

`*k = temp_k;`	`*k = temp_k;`
`rs_fifo(temp_k, in_d, in_data);`	`rs_fifo(temp_k, in_d, in_data);`