openFPGALoader/src/ice40.hpp

66 lines
1.6 KiB
C++

// SPDX-License-Identifier: Apache-2.0
/*
* Copyright (C) 2020 Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
*/
#ifndef SRC_ICE40_HPP_
#define SRC_ICE40_HPP_
#include <string>
#include "device.hpp"
#include "ftdispi.hpp"
#include "spiInterface.hpp"
class Ice40: public Device, SPIInterface {
public:
Ice40(FtdiSpi *spi, const std::string &filename,
const std::string &file_type,
Device::prog_type_t prg_type,
uint16_t rst_pin, uint16_t done_pin,
bool verify, int8_t verbose);
~Ice40();
void program(unsigned int offset, bool unprotect_flash) override;
bool program_cram(uint8_t *data, uint32_t length);
bool dumpFlash(uint32_t base_addr, uint32_t len) override;
bool protect_flash(uint32_t len) override;
bool unprotect_flash() override;
bool bulk_erase_flash() override;
/* not supported in SPI Active mode */
int idCode() override {return 0;}
void reset() override;
int spi_put(uint8_t cmd, uint8_t *tx, uint8_t *rx,
uint32_t len) override {
(void)cmd; (void)tx; (void)rx; (void)len;
return 0;
}
int spi_put(uint8_t *tx, uint8_t *rx, uint32_t len) override {
(void)tx; (void)rx; (void)len;
return 0;
}
int spi_wait(uint8_t cmd, uint8_t mask, uint8_t cond,
uint32_t timeout, bool verbose = false) override {
(void)cmd; (void)mask; (void)cond; (void)timeout; (void) verbose;
return 0;
}
protected:
/*!
* \brief prepare SPI flash access
*/
bool prepare_flash_access() override;
/*!
* \brief end of SPI flash access
*/
bool post_flash_access() override;
private:
FtdiSpi *_spi;
uint16_t _rst_pin;
uint16_t _done_pin;
};
#endif // SRC_ICE40_HPP_