/
flashdrvr.h
61 lines (57 loc) · 1.99 KB
/
flashdrvr.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
////////////////////////////////////////////////////////////////////////////////
//
// Filename: flashdrvr.h
//
// Project: ZipSTORM-MX, an iCE40 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) 2019, 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;
bool verify_config(void);
void set_config(void);
void flwait(void);
public:
FLASHDRVR(DEVBUS *fpga) : m_fpga(fpga) { m_debug = true; }
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