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/***************************************************************************
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*
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* (C) Copyright 2017 DFC Design, s.r.o., Brno, Czech Republic
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* Author: Marek Kvas (m.kvas@dspfpga.com)
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*
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***************************************************************************
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*
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* This file is part of Xenia Ethernet Example project.
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*
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* Xenia Ethernet Example project is free software: you can
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* redistribute it and/or modify it under the terms of
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* the GNU Lesser General Public License as published by the Free
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* 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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* Xenia Ethernet Example project is distributed in the hope that
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* it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU Lesser 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 Lesser General Public
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* License along with Xenia Ethernet Example project. If not,
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* see <http://www.gnu.org/licenses/>.
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*
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***************************************************************************
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*/
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#ifndef __FW_H__
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#define __FW_H__
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#include "spansion_flash.h"
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/*
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* This structure describes FW header as
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* written in flash.
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*/
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struct fw_hdr {
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char magic[4]; /* Should be "MVFW" */
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unsigned int fw_offset; /* related to header start */
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unsigned int fw_length;
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};
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/*
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* This structure contains all information
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* for FW manipulation including pointer to
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* buffer containing FW is it has been already
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* read to memory.
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*/
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struct fw_hdr_ext {
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u32 fw_hdr_flash_off;
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struct fw_hdr fw_hdr;
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u8 *fw_meta_ptr; /*Always 1 byte larger than orig. meta-data to easy string handling*/
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u8 *fw_data_ptr;
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};
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void fw_free_hdr_ext_ptr(struct fw_hdr_ext **s);
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int fw_find_in_flash(struct spansion_flash *sf, uint32_t fw_hdr_flash_offset, struct fw_hdr_ext **fw_hdr_ext_ptr);
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void fw_print_info(struct fw_hdr_ext *fhe);
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int fw_read_from_flash(struct spansion_flash *sf, struct fw_hdr_ext *fw_hdr_ext_ptr);
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#endif /* __FW_H__ */
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