summaryrefslogtreecommitdiff
path: root/src/bwbootloader/bwbootloader.h
blob: d292b48762b3aa9c0bcf86ba552eea285c612dfa (plain)
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
62
#ifndef bwbootloader_h
#define bwbootloader_h
/* bwbootloader.h */
/* binwatch - Tiny binary wristwatch. {{{
 *
 * Copyright (C) 2010 Nicolas Schodet
 *
 * This program is free software; 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 2 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
 * MERCHANTABILITY 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; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *
 * Contact :
 *        Web: http://ni.fr.eu.org/
 *      Email: <nico at ni.fr.eu.org>
 * }}} */

/** Reserved size for bootloader. */
#define BWBOOTLOADER_SIZE 1024

/** Limit of writable flash. */
#if !AC_BWBOOTLOADER_BOOTSTRAP
# define BWBOOTLOADER_LIMIT (PROG_FLASH_SIZE - BWBOOTLOADER_SIZE)
#else
# define BWBOOTLOADER_LIMIT PROG_FLASH_SIZE
#endif

/** Signature. */
#if !AC_BWBOOTLOADER_BOOTSTRAP
# define BWBOOTLOADER_SIGNATURE "bwbootloader"
#else
# define BWBOOTLOADER_SIGNATURE "bwbootstrapp"
#endif

#ifndef __ASSEMBLER__

/** Bootloader commands. */
enum
{
    BWBOOTLOADER_INFO,
    BWBOOTLOADER_START,
    BWBOOTLOADER_READ,
    BWBOOTLOADER_PAGE_WRITE,
    BWBOOTLOADER_READ_FUSES,
};

/** Application entry point, right after vectors, defined in spacer.avr.S. */
void
application_entry (void);

#endif

#endif /* bwbootloader_h */