luke
/
openFPGALoader
mirror of https://github.com/trabucayre/openFPGALoader.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

altera: add support for RBF (only tested with SRAM)

This commit is contained in:
Gwenhael Goavec-Merou 2020-10-17 18:40:16 +02:00
parent 15e9907655
commit 2170a2af86
2 changed files with 101 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

99
src/altera.cpp
View File

@ -1,19 +1,26 @@
#include <string.h>
#include "altera.hpp"
#include <string.h>
#include <string>
#include "jtag.hpp"
#include "device.hpp"
#include "epcq.hpp"
#include "progressBar.hpp"
#include "rawParser.hpp"
#define IDCODE 6
#define BYPASS 0x3FF
#define IRLENGTH 10
// DATA_DIR is defined at compile time.
#define BIT_FOR_FLASH (DATA_DIR "/openFPGALoader/test_sfl.svf")
Altera::Altera(Jtag *jtag, std::string filename, bool verbose):
Altera::Altera(Jtag *jtag, const std::string &filename, bool verbose):
Device(jtag, filename, verbose), _svf(_jtag, _verbose)
{
if (_filename != "") {
if (_file_extension == "svf")
if (_file_extension == "svf" || _file_extension == "rbf")
_mode = Device::MEM_MODE;
else
_mode = Device::SPI_MODE;
@ -31,6 +38,87 @@ void Altera::reset()
_jtag->set_state(Jtag::TEST_LOGIC_RESET);
}
void Altera::programMem()
{
RawParser _bit(_filename, false);
_bit.parse();
int byte_length = _bit.getLength()/8;
uint8_t *data = _bit.getData();
unsigned char cmd[2];
unsigned char tx[864/8], rx[864/8];
memset(tx, 0, 864/8);
/* enddr idle
* endir irpause
* state idle
*/
/* ir 0x02 IRLENGTH */
*reinterpret_cast<uint16_t *>(cmd) = 0x02;
_jtag->shiftIR(cmd, NULL, IRLENGTH, Jtag::PAUSE_IR);
/* RUNTEST IDLE 12000 TCK ENDSTATE IDLE; */
_jtag->set_state(Jtag::RUN_TEST_IDLE);
_jtag->toggleClk(12000);
/* write */
ProgressBar progress("Flash SRAM", byte_length, 50);
/* 2.2.6.5 */
_jtag->set_state(Jtag::SHIFT_DR);
int xfer_len = 512;
int tx_len;
int tx_end;
for (int i=0; i < byte_length; i+=xfer_len) {
if (i + xfer_len > byte_length) { // last packet with some size
tx_len = (byte_length - i) * 8;
tx_end = 1; // to move in EXIT1_DR
} else {
tx_len = xfer_len * 8;
tx_end = 0;
}
_jtag->read_write(data+i, NULL, tx_len, tx_end);
progress.display(i);
}
progress.done();
/* reboot */
/* SIR 10 TDI (004); */
*reinterpret_cast<uint16_t *>(cmd) = 0x04;
_jtag->shiftIR(cmd, NULL, IRLENGTH, Jtag::PAUSE_IR);
/* RUNTEST 60 TCK; */
_jtag->set_state(Jtag::RUN_TEST_IDLE);
_jtag->toggleClk(60);
/*
* SDR 864 TDI
* (000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000)
* TDO (00000000000000000000
* 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000)
* MASK (00000000000000000000000000000000000000000000000000
* 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000);
*/
_jtag->shiftDR(tx, rx, 864, Jtag::RUN_TEST_IDLE);
/* TBD -> something to check */
/* SIR 10 TDI (003); */
*reinterpret_cast<uint16_t *>(cmd) = 0x003;
_jtag->shiftIR(cmd, NULL, IRLENGTH, Jtag::PAUSE_IR);
/* RUNTEST 49152 TCK; */
_jtag->set_state(Jtag::RUN_TEST_IDLE);
_jtag->toggleClk(49152);
/* RUNTEST 512 TCK; */
_jtag->set_state(Jtag::RUN_TEST_IDLE);
_jtag->toggleClk(512);
/* SIR 10 TDI (3FF); */
*reinterpret_cast<uint16_t *>(cmd) = BYPASS;
_jtag->shiftIR(cmd, NULL, IRLENGTH, Jtag::PAUSE_IR);
/* RUNTEST 12000 TCK; */
_jtag->set_state(Jtag::RUN_TEST_IDLE);
_jtag->toggleClk(12000);
/* -> idle */
_jtag->set_state(Jtag::RUN_TEST_IDLE);
}
void Altera::program(unsigned int offset)
{
if (_mode == Device::NONE_MODE)
@ -43,7 +131,10 @@ void Altera::program(unsigned int offset)
*/
/* mem mode -> svf */
if (_mode == Device::MEM_MODE) {
_svf.parse(_filename);
if (_file_extension == "svf")
_svf.parse(_filename);
else
programMem();
} else if (_mode == Device::SPI_MODE) {
/* GGM: TODO: fix this issue */
EPCQ epcq(0x403, 0x6010/*_jtag->vid(), _jtag->pid()*/, 2, 6000000);

10
src/altera.hpp
View File

@ -1,18 +1,20 @@
#ifndef ALTERA_HPP
#define ALTERA_HPP
#include "bitparser.hpp"
#include <string>
#include "device.hpp"
#include "jtag.hpp"
#include "svf_jtag.hpp"
class Altera: public Device {
public:
Altera(Jtag *jtag, std::string filename, bool verbose);
Altera(Jtag *jtag, const std::string &filename, bool verbose);
~Altera();
void program(unsigned int offset = 0);
int idCode();
void programMem();
void program(unsigned int offset = 0) override;
int idCode() override;
void reset() override;
private:
SVF_jtag _svf;