00001 #ifndef _ARCH_AVR_H_ 00002 #define _ARCH_AVR_H_ 00003 00004 /* 00005 * Copyright (C) 2001-2005 by egnite Software GmbH. All rights reserved. 00006 * 00007 * Redistribution and use in source and binary forms, with or without 00008 * modification, are permitted provided that the following conditions 00009 * are met: 00010 * 00011 * 1. Redistributions of source code must retain the above copyright 00012 * notice, this list of conditions and the following disclaimer. 00013 * 2. Redistributions in binary form must reproduce the above copyright 00014 * notice, this list of conditions and the following disclaimer in the 00015 * documentation and/or other materials provided with the distribution. 00016 * 3. Neither the name of the copyright holders nor the names of 00017 * contributors may be used to endorse or promote products derived 00018 * from this software without specific prior written permission. 00019 * 00020 * THIS SOFTWARE IS PROVIDED BY EGNITE SOFTWARE GMBH AND CONTRIBUTORS 00021 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00022 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00023 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL EGNITE 00024 * SOFTWARE GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00025 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00026 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 00027 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 00028 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00029 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 00030 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00031 * SUCH DAMAGE. 00032 * 00033 * For additional information see http://www.ethernut.de/ 00034 */ 00035 00036 /* 00037 * $Log: avr.h,v $ 00038 * Revision 1.14 2006/02/08 15:20:22 haraldkipp 00039 * ATmega2561 Support 00040 * 00041 * Revision 1.13 2005/10/24 10:42:48 haraldkipp 00042 * Definitions distributed to avr/icc.h and avr/gcc.h. 00043 * 00044 * Revision 1.12 2005/10/04 05:21:52 hwmaier 00045 * Added TIFR definition for AT09CAN128 00046 * 00047 * Revision 1.11 2005/08/02 17:46:48 haraldkipp 00048 * Major API documentation update. 00049 * 00050 * Revision 1.10 2005/02/22 17:03:02 freckle 00051 * changed avr-libc-1.2 test to use eeprom_rb, as other test was wrong on 00052 * 1.0.5 00053 * 00054 * Revision 1.9 2005/02/22 16:22:21 freckle 00055 * Added cpp test to guess avr-libc-version required to specify twi.h path 00056 * 00057 * Revision 1.8 2005/02/10 07:06:48 hwmaier 00058 * Changes to incorporate support for AT90CAN128 CPU 00059 * 00060 * Revision 1.7 2005/01/10 12:40:15 olereinhardt 00061 * Included check if atof is just defined (needed by new avr-libc versions on debian unstable) 00062 * 00063 * Revision 1.6 2004/07/09 19:51:34 freckle 00064 * Added new function NutThreadSetSleepMode to tell nut/os to set the MCU 00065 * into sleep mode when idle (avr-gcc && avr128 only) 00066 * 00067 * Revision 1.5 2004/05/23 14:30:32 drsung 00068 * Added some macros, because they are no longer available since version 1.1.0 of avr-libc. 00069 * 00070 * Revision 1.4 2004/03/18 15:53:42 haraldkipp 00071 * ICCAVR failed to compile 00072 * 00073 * Revision 1.3 2004/03/18 09:57:01 haraldkipp 00074 * Architecture required in UserConf.mk 00075 * 00076 * Revision 1.2 2004/03/17 14:54:00 haraldkipp 00077 * Compiling for AVR works again 00078 * 00079 * Revision 1.1 2004/03/16 16:48:28 haraldkipp 00080 * Added Jan Dubiec's H8/300 port. 00081 * 00082 * Revision 1.1 2004/02/01 18:49:47 haraldkipp 00083 * Added CPU family support 00084 * 00085 */ 00086 00087 #if defined(__IMAGECRAFT__) 00088 #include <arch/avr/icc.h> 00089 #elif defined(__GNUC__) 00090 #include <arch/avr/gcc.h> 00091 #else 00092 #error "Unable to determine AVR compiler." 00093 #endif 00094 00101 #undef __AVR__ 00102 #define __AVR__ 00103 00104 00105 /* 00106 * Since version 1.1.0 of avr-libc, some former deprecated macros are deleted. 00107 * But we need them futher on, so they are defined here. 00108 */ 00109 #ifndef cbi 00110 #define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit)) 00111 #endif 00112 #ifndef sbi 00113 #define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit)) 00114 #endif 00115 #ifndef inb 00116 #define inb(sfr) _SFR_BYTE(sfr) 00117 #endif 00118 #ifndef outb 00119 #define outb(sfr, val) (_SFR_BYTE(sfr) = (val)) 00120 #endif 00121 #ifndef outp 00122 #define outp(val, sfr) outb(sfr, val) 00123 #endif 00124 #ifndef inp 00125 #define inp(sfr) inb(sfr) 00126 #endif 00127 #ifndef BV 00128 #define BV(bit) _BV(bit) 00129 #endif 00130 #ifndef inw 00131 #define inw(sfr) _SFR_WORD(sfr) 00132 #endif 00133 #ifndef outw 00134 #define outw(sfr, val) (_SFR_WORD(sfr) = (val)) 00135 #endif 00136 #ifndef PRG_RDB 00137 #define PRG_RDB(addr) pgm_read_byte(addr) 00138 #endif 00139 00140 #define __bss_end __heap_start 00141 extern void *__heap_start; 00142 00143 #ifdef __AVR_ENHANCED__ 00144 00145 /* Nut/OS is still using the original ATmega103 register names for 00146 backward compatibility. */ 00147 #ifndef UDR 00148 #define UDR UDR0 00149 #endif 00150 #ifndef UBRR 00151 #define UBRR UBRR0L 00152 #endif 00153 #ifndef USR 00154 #define USR UCSR0A 00155 #endif 00156 #ifndef UCR 00157 #define UCR UCSR0B 00158 #endif 00159 #ifndef EICR 00160 #define EICR EICRB 00161 #endif 00162 #ifndef RXC 00163 #define RXC RXC0 00164 #endif 00165 #ifndef UDRE 00166 #define UDRE UDRE0 00167 #endif 00168 #ifndef FE 00169 #define FE FE0 00170 #endif 00171 #ifndef DOR 00172 #define DOR DOR0 00173 #endif 00174 #ifndef RXCIE 00175 #define RXCIE RXCIE0 00176 #endif 00177 #ifndef TXCIE 00178 #define TXCIE TXCIE0 00179 #endif 00180 #ifndef UDRIE 00181 #define UDRIE UDRIE0 00182 #endif 00183 #ifndef RXEN 00184 #define RXEN RXEN0 00185 #endif 00186 #ifndef TXEN 00187 #define TXEN TXEN0 00188 #endif 00189 00190 /* Some ATC90CAN128 SFR names are different to ATMEGA128. Define some 00191 compatibilty macros. */ 00192 #if defined(__AVR_AT90CAN128__) || defined(__AVR_ATmega2561__) 00193 #ifndef ADCW 00194 #define ADCW ADC 00195 #endif 00196 #ifndef ADCSR 00197 #define ADCSR ADCSRA 00198 #endif 00199 #ifndef ADFR 00200 #define ADFR ADATE 00201 #endif 00202 #ifndef OCIE0 00203 #define OCIE0 OCIE0A 00204 #endif 00205 #ifndef TCCR0 00206 #define TCCR0 TCCR0A 00207 #endif 00208 #ifndef TCCR2 00209 #define TCCR2 TCCR2A 00210 #endif 00211 #ifndef OCR0 00212 #define OCR0 OCR0A 00213 #endif 00214 #ifndef TIMSK 00215 #define TIMSK TIMSK0 00216 #endif 00217 #ifndef TIFR 00218 #define TIFR TIFR0 00219 #endif 00220 #endif /* __AVR_AT90CAN128__ */ 00221 00222 00223 #endif /* __AVR_ENHANCED__ */ 00224 00225 00226 #endif /* _ARCH_AVR_H_ */