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////////////////////////////////////////////////////////////////////////////////

//

// Filename:    flashdrvr.h

//

// Project:     CMod S6 System on a Chip, ZipCPU demonstration project

//

// Purpose:     Flash driver.  Encapsulates writing, both erasing sectors and

//              the programming pages, to the flash device.

//

// Creator:     Dan Gisselquist, Ph.D.

//              Gisselquist Technology, LLC

//

////////////////////////////////////////////////////////////////////////////////

//

// Copyright (C) 2015-2017, Gisselquist Technology, LLC

//

// This program is free software (firmware): you can redistribute it and/or

// modify it under the terms of  the GNU General Public License as published

// by the Free Software Foundation, either version 3 of the License, or (at

// your option) any later version.

//

// This program is distributed in the hope that it will be useful, but WITHOUT

// ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or

// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

// for more details.

//

// You should have received a copy of the GNU General Public License along

// with this program.  (It's in the $(ROOT)/doc directory.  Run make with no

// target there if the PDF file isn't present.)  If not, see

// <http://www.gnu.org/licenses/> for a copy.

//

// License:     GPL, v3, as defined and found on www.gnu.org,

//              http://www.gnu.org/licenses/gpl.html

//

//

////////////////////////////////////////////////////////////////////////////////

//

//

//

#ifndef FLASHDRVR_H

#define FLASHDRVR_H

#include "regdefs.h"

class   FLASHDRVR {

private:

        DEVBUS  *m_fpga;

        bool    m_debug;

        void    flwait(void);

public:

        FLASHDRVR(DEVBUS *fpga) : m_fpga(fpga), m_debug(false) {}

        bool    erase_sector(const unsigned sector, const bool verify_erase=true);

        bool    page_program(const unsigned addr, const unsigned len,

                        const char *data, const bool verify_write=true);

        bool    write(const unsigned addr, const unsigned len,

                        const char *data, const bool verify=false);

};

#endif