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//
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////////////////////////////////////////////////////////////////////////////////
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//
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//
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// Filename: flashdrvr.h
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// Filename: flashdrvr.h
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//
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//
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// Project: FPGA library development (Basys3 development board)
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// Project: OpenArty, an entirely open SoC based upon the Arty platform
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//
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// Purpose: Flash driver. Encapsulates writing, both erasing sectors and
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// the programming pages, to the flash device.
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//
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// Creator: Dan Gisselquist, Ph.D.
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// Gisselquist Technology, LLC
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//
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////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2015-2016, Gisselquist Technology, LLC
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//
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// This program is free software (firmware): you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as published
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// by the Free Software Foundation, either version 3 of the License, or (at
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// 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, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this program. (It's in the $(ROOT)/doc directory, run make with no
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// target there if the PDF file isn't present.) If not, see
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// <http://www.gnu.org/licenses/> for a copy.
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//
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// License: GPL, v3, as defined and found on www.gnu.org,
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// http://www.gnu.org/licenses/gpl.html
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//
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//
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////////////////////////////////////////////////////////////////////////////////
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//
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//
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//
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//
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// Purpose: Flash driver. Encapsulate writing to the flash device.
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//
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//
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// Creator: Dan Gisselquist
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// Creator: Dan Gisselquist
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// Gisselquist Tecnology, LLC
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// Gisselquist Tecnology, LLC
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//
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//
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// Copyright: 2015
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// Copyright: 2015
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class FLASHDRVR {
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class FLASHDRVR {
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private:
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private:
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DEVBUS *m_fpga;
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DEVBUS *m_fpga;
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bool verify_config(void);
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void set_config(void);
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void flwait(void);
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void flwait(void);
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public:
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public:
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FLASHDRVR(DEVBUS *fpga) : m_fpga(fpga) {}
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FLASHDRVR(DEVBUS *fpga) : m_fpga(fpga) {}
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bool erase_sector(const unsigned sector, const bool verify_erase=true);
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bool erase_sector(const unsigned sector, const bool verify_erase=true);
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bool write_page(const unsigned addr, const unsigned len,
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bool write_page(const unsigned addr, const unsigned len,
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