forked from Imagelibrary/rtems
105 lines
3.8 KiB
C
105 lines
3.8 KiB
C
/**
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* @file
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*
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* @brief Definitions for iom168
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*/
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/*
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* Copyright (c) 2004, Theodore A. Roth
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* * Neither the name of the copyright holders nor the names of
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _AVR_IOM168_H_
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#define _AVR_IOM168_H_ 1
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/**
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* @defgroup Avr_iom168 iom168 Definitions
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*
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* @ingroup avr
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*/
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/**@{*/
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#include <avr/iomx8.h>
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/* Constants */
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#define SPM_PAGESIZE 128
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#define RAMEND 0x4FF
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#define XRAMEND RAMEND
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#define E2END 0x1FF
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#define E2PAGESIZE 4
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#define FLASHEND 0x3FFF
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/* Fuses */
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#define FUSE_MEMORY_SIZE 3
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/* Low Fuse Byte */
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#define FUSE_CKSEL0 (unsigned char)~_BV(0) /* Select Clock Source */
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#define FUSE_CKSEL1 (unsigned char)~_BV(1) /* Select Clock Source */
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#define FUSE_CKSEL2 (unsigned char)~_BV(2) /* Select Clock Source */
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#define FUSE_CKSEL3 (unsigned char)~_BV(3) /* Select Clock Source */
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#define FUSE_SUT0 (unsigned char)~_BV(4) /* Select start-up time */
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#define FUSE_SUT1 (unsigned char)~_BV(5) /* Select start-up time */
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#define FUSE_CKOUT (unsigned char)~_BV(6) /* Clock output */
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#define FUSE_CKDIV8 (unsigned char)~_BV(7) /* Divide clock by 8 */
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#define LFUSE_DEFAULT (FUSE_CKSEL0 & FUSE_CKSEL2 & FUSE_CKSEL3 & FUSE_SUT0 & FUSE_CKDIV8)
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/* High Fuse Byte */
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#define FUSE_BODLEVEL0 (unsigned char)~_BV(0) /* Brown-out Detector trigger level */
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#define FUSE_BODLEVEL1 (unsigned char)~_BV(1) /* Brown-out Detector trigger level */
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#define FUSE_BODLEVEL2 (unsigned char)~_BV(2) /* Brown-out Detector trigger level */
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#define FUSE_EESAVE (unsigned char)~_BV(3) /* EEPROM memory is preserved through chip erase */
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#define FUSE_WDTON (unsigned char)~_BV(4) /* Watchdog Timer Always On */
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#define FUSE_SPIEN (unsigned char)~_BV(5) /* Enable Serial programming and Data Downloading */
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#define FUSE_DWEN (unsigned char)~_BV(6) /* debugWIRE Enable */
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#define FUSE_RSTDISBL (unsigned char)~_BV(7) /* External reset disable */
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#define HFUSE_DEFAULT (FUSE_SPIEN)
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/* Extended Fuse Byte */
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#define FUSE_BOOTRST (unsigned char)~_BV(0)
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#define FUSE_BOOTSZ0 (unsigned char)~_BV(1)
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#define FUSE_BOOTSZ1 (unsigned char)~_BV(2)
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#define EFUSE_DEFAULT (FUSE_BOOTSZ0 & FUSE_BOOTSZ1)
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/* Lock Bits */
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#define __LOCK_BITS_EXIST
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#define __BOOT_LOCK_BITS_0_EXIST
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#define __BOOT_LOCK_BITS_1_EXIST
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/* Signature */
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#define SIGNATURE_0 0x1E
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#define SIGNATURE_1 0x94
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#define SIGNATURE_2 0x06
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/**@}*/
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#endif /* _AVR_IOM168_H_ */
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