104 lines
2.4 KiB
C++
104 lines
2.4 KiB
C++
/*
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* Copyright (C) 2020 Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "ice40.hpp"
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#include <string.h>
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#include <unistd.h>
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#include <iostream>
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#include <string>
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#include "display.hpp"
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#include "ftdispi.hpp"
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#include "device.hpp"
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#include "rawParser.hpp"
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#include "spiFlash.hpp"
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Ice40::Ice40(FtdiSpi* spi, const std::string &filename,
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const std::string &file_type,
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uint16_t rst_pin, uint16_t done_pin,
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int8_t verbose):
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Device(NULL, filename, file_type, false, verbose), _rst_pin(rst_pin),
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_done_pin(done_pin)
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{
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_spi = spi;
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_spi->gpio_set_input(_done_pin);
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_spi->gpio_set_output(_rst_pin);
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}
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Ice40::~Ice40()
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{}
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void Ice40::reset()
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{
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uint32_t timeout = 1000;
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_spi->gpio_clear(_rst_pin);
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usleep(1000);
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_spi->gpio_set(_rst_pin);
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printInfo("Reset ", false);
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do {
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timeout--;
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usleep(12000);
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} while (((_spi->gpio_get(true) & _done_pin) == 0) || timeout > 0);
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if (timeout == 0)
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printError("FAIL");
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else
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printSuccess("DONE");
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}
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void Ice40::program(unsigned int offset)
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{
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uint32_t timeout = 1000;
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if (_file_extension.empty())
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return;
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RawParser bit(_filename, false);
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printInfo("Parse file ", false);
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if (bit.parse() == EXIT_SUCCESS) {
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printSuccess("DONE");
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} else {
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printError("FAIL");
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return;
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}
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_spi->gpio_clear(_rst_pin);
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SPIFlash flash(reinterpret_cast<SPIInterface *>(_spi), _quiet);
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flash.reset();
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flash.power_up();
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printf("%02x\n", flash.read_status_reg());
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flash.read_id();
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flash.erase_and_prog(offset, bit.getData(), bit.getLength() / 8);
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_spi->gpio_set(_rst_pin);
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usleep(12000);
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printInfo("Wait for CDONE ", false);
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do {
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timeout--;
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usleep(12000);
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} while (((_spi->gpio_get(true) & _done_pin) == 0) && timeout > 0);
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if (timeout == 0)
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printError("FAIL");
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else
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printSuccess("DONE");
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}
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