source: rtems/cpukit/score/cpu/avr/avr/iom48.h @ 04a62dce

4.104.11
Last change on this file since 04a62dce was 04a62dce, checked in by Joel Sherrill <joel.sherrill@…>, on Aug 6, 2009 at 2:52:07 PM

2009-08-05 Josh Switnicki <josh.switnicki@…>

  • Makefile.am: added AVR specific Header files to score/cpu/avr/avr. These are from avr-libc 1.6 and assumed to exist by AVR applications.
  • preinstall.am: Regenerated.
  • Property mode set to 100644
File size: 3.4 KB
Line 
1/* Copyright (c) 2004, Theodore A. Roth
2   All rights reserved.
3
4   Redistribution and use in source and binary forms, with or without
5   modification, are permitted provided that the following conditions are met:
6
7   * Redistributions of source code must retain the above copyright
8     notice, this list of conditions and the following disclaimer.
9
10   * Redistributions in binary form must reproduce the above copyright
11     notice, this list of conditions and the following disclaimer in
12     the documentation and/or other materials provided with the
13     distribution.
14
15   * Neither the name of the copyright holders nor the names of
16     contributors may be used to endorse or promote products derived
17     from this software without specific prior written permission.
18
19  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  POSSIBILITY OF SUCH DAMAGE. */
30
31/* $Id$ */
32
33#ifndef _AVR_IOM48_H_
34#define _AVR_IOM48_H_ 1
35
36#include <avr/iomx8.h>
37
38/* Constants */
39#define SPM_PAGESIZE 64
40#define RAMEND      0x2FF
41#define XRAMEND     RAMEND
42#define E2END       0xFF
43#define E2PAGESIZE  4
44#define FLASHEND    0xFFF
45
46
47/* Fuses */
48#define FUSE_MEMORY_SIZE 3
49
50/* Low Fuse Byte */
51#define FUSE_CKSEL0 (unsigned char)~_BV(0)  /* Select Clock Source */
52#define FUSE_CKSEL1 (unsigned char)~_BV(1)  /* Select Clock Source */
53#define FUSE_CKSEL2 (unsigned char)~_BV(2)  /* Select Clock Source */
54#define FUSE_CKSEL3 (unsigned char)~_BV(3)  /* Select Clock Source */
55#define FUSE_SUT0 (unsigned char)~_BV(4)  /* Select start-up time */
56#define FUSE_SUT1 (unsigned char)~_BV(5)  /* Select start-up time */
57#define FUSE_CKOUT (unsigned char)~_BV(6)  /* Clock output */
58#define FUSE_CKDIV8 (unsigned char)~_BV(7)  /* Divide clock by 8 */
59#define LFUSE_DEFAULT (FUSE_CKDIV8 & FUSE_SUT0 & FUSE_CKSEL3 & FUSE_CKSEL2 & FUSE_CKSEL0)
60
61/* High Fuse Byte */
62#define FUSE_BODLEVEL0 (unsigned char)~_BV(0)  /* Brown-out Detector trigger level */
63#define FUSE_BODLEVEL1 (unsigned char)~_BV(1)  /* Brown-out Detector trigger level */
64#define FUSE_BODLEVEL2 (unsigned char)~_BV(2)  /* Brown-out Detector trigger level */
65#define FUSE_EESAVE (unsigned char)~_BV(3)  /* EEPROM memory is preserved through chip erase */
66#define FUSE_WDTON (unsigned char)~_BV(4)  /* Watchdog Timer Always On */
67#define FUSE_SPIEN (unsigned char)~_BV(5)  /* Enable Serial programming and Data Downloading */
68#define FUSE_DWEN (unsigned char)~_BV(6)  /* debugWIRE Enable */
69#define FUSE_RSTDISBL (unsigned char)~_BV(7)  /* External reset disable */
70#define HFUSE_DEFAULT (FUSE_SPIEN)
71
72/* Extended Fuse Byte */
73#define FUSE_SELFPRGEN (unsigned char)~_BV(0)  /* Self Programming Enable */
74#define EFUSE_DEFAULT (0xFF)
75
76
77/* Lock Bits */
78#define __LOCK_BITS_EXIST
79
80
81/* Signature */
82#define SIGNATURE_0 0x1E
83#define SIGNATURE_1 0x92
84#define SIGNATURE_2 0x05
85
86
87#endif /* _AVR_IOM48_H_ */
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