icc.h

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00001 #ifndef _ARCH_AVR_ICC_H_
00002 #define _ARCH_AVR_ICC_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: icc.h,v $
00038  * Revision 1.9  2008/08/11 11:51:20  thiagocorrea
00039  * Preliminary Atmega2560 compile options, but not yet supported.
00040  * It builds, but doesn't seam to run properly at this time.
00041  *
00042  * Revision 1.8  2008/08/11 06:59:58  haraldkipp
00043  * BSD types replaced by stdint types (feature request #1282721).
00044  *
00045  * Revision 1.7  2008/06/25 08:37:56  freckle
00046  * escape realloc for icc
00047  *
00048  * Revision 1.6  2006/09/29 12:22:07  haraldkipp
00049  * Corrected internal RAM size and check compiler environment for ATmega2561.
00050  *
00051  * Revision 1.5  2006/07/10 08:48:03  haraldkipp
00052  * Distinguish between enhanced and extended AVR.
00053  *
00054  * Revision 1.4  2006/05/25 09:35:27  haraldkipp
00055  * Dummy macros added to support the avr-libc special function register
00056  * definitions.
00057  *
00058  * Revision 1.3  2006/02/08 15:20:56  haraldkipp
00059  * ATmega2561 Support
00060  *
00061  * Revision 1.2  2005/10/24 18:04:25  haraldkipp
00062  * Duplicate macro definitions removed.
00063  * Parameter order of cstrcmp() corrected.
00064  * Generic port and flag names added for ATmega103 support.
00065  *
00066  * Revision 1.1  2005/10/24 10:46:05  haraldkipp
00067  * First check in.
00068  * Contents taken from avr.h in the parent directory.
00069  *
00070  */
00071 
00072 /*
00073  * Include some basic header files of the ImageCraft runtime library.
00074  */
00075 #include <stddef.h>
00076 #include <macros.h>
00077 #include <eeprom.h>
00078 
00086 #if defined(_MCU_enhanced) || defined(_MCU_extended)
00087 #undef __AVR_ENHANCED__
00088 #define __AVR_ENHANCED__ /* Generic test for enhanced AVRs like ATMEGA128, AT09CAN128 */
00089 #endif
00090 
00098 #ifndef CONST
00099 #define CONST
00100 #endif
00101 
00108 #ifndef INLINE
00109 #define INLINE
00110 #endif
00111 
00121 #define printf      printf_M
00122 #define puts        puts_M
00123 #define sprintf     sprintf_M
00124 #define vprintf     vprintf_M
00125 #define scanf       scanf_M
00126 #define gets        gets_M
00127 #define malloc      malloc_M
00128 #define realloc     realloc_M
00129 #define free        free_M
00130 
00137 #define cprintf     printf_P
00138 #define csprintf    sprintf_P
00139 #define cscanf      scanf_P
00140 #define csscanf     sscanf_P
00141 
00142 #define memcpy_P(dst, src_P, n) cmemcpy(dst, src_P, n)
00143 #define strcat_P(s1, s2_P)      cstrcat(s1, s2_P)
00144 #define strcmp_P(s1_P, s2)      cstrcmp(s2, s1_P)   /* Thanks to Michael. */
00145 #define strlen_P(s_P)           cstrlen(s_P)
00146 #define strncat_P(s1, s2_P, n)  cstrncat(s1, s2_P, n)
00147 #define strncmp_P(s1_P, s2, n)  cstrncmp(s1_P, s2, n)
00148 #define strcpy_P(dst, src_P)    cstrcpy(dst, src_P)
00149 #define strncpy_P(x,y,z)        cstrncpy(x,y,z)
00150 
00159 #define strcasecmp(s1, s2)  strcmp(s1, s2)
00160 #define strncasecmp(s1, s2, n)  strncmp(s1, s2, n)
00161 
00162 
00166 #define __heap_start   _bss_end
00167 
00173 #define __attribute__(x)
00174 
00180 #define PSTR(p)     (p)
00181 
00185 #define PRG_RDB(p)  (*((const char *)(p)))
00186 
00190 #define prog_char const char
00191 
00195 #define prog_int const int
00196 
00200 #define PGM_P prog_char *
00201 
00202 
00203 /* ================================================================ */
00204 /* To be sorted out.                                                */
00205 /* ================================================================ */
00206 
00207 #define wdt_enable(tmo) \
00208 { \
00209     register unsigned char s = _BV(WDCE) | _BV(WDE); \
00210     register unsigned char r = tmo | _BV(WDE); \
00211     asm("in R0, 0x3F\n"     \
00212         "cli\n"             \
00213         "wdr\n"             \
00214         "out 0x21, %s\n"    \
00215         "out 0x21, %r\n"    \
00216         "out 0x3F, R0\n");  \
00217 }
00218 
00219 #define wdt_disable() \
00220 { \
00221     register unsigned char s = _BV(WDCE) | _BV(WDE); \
00222     register unsigned char r = 0;  \
00223     asm("in R0, $3F\n"      \
00224         "cli\n"             \
00225         "out 0x21, %s\n"    \
00226         "out 0x21, %r\n"    \
00227         "out 0x3F, R0\n");  \
00228 }
00229 
00230 #define wdt_reset() \
00231 { \
00232     _WDR(); \
00233 }
00234 
00235 
00236 #define __SFR_OFFSET 0
00237 #define SFR_IO_ADDR(sfr) ((sfr) - __SFR_OFFSET)
00238 #define SFR_MEM_ADDR(sfr) (sfr)
00239 #define SFR_IO_REG_P(sfr) ((sfr) < 0x40 + __SFR_OFFSET)
00240 
00241 #define _SFR_MEM8(addr)     (addr)
00242 #define _SFR_MEM16(addr)    (addr)
00243 
00244 #define BV(x)       BIT(x)
00245 #define _BV(x)      BIT(x)
00246 
00247 #define cli()           CLI()
00248 #define sei()           SEI()
00249 #define cbi(reg, bit)   (reg &= ~BIT(bit))
00250 #define sbi(reg, bit)   (reg |= BIT(bit))
00251 
00252 
00253 #define loop_until_bit_is_set(reg, bit) while((reg & BIT(bit)) == 0)
00254 
00255 #define bit_is_clear(reg, bit)  ((reg & BIT(bit)) == 0)
00256 #define bit_is_set(reg, bit)    ((reg & BIT(bit)) != 0)
00257 
00258 /* FIXME */
00259 #define parity_even_bit(x)  (0)
00260 
00261 /* FIXME */
00262 #define SIGNAL(x)   void x(void)
00263 
00264 #define outp(val, reg)  (reg = val)
00265 #define outb(reg, val)  (reg = val)
00266 
00267 #define inp(reg)        (reg)
00268 #define inb(reg)        (reg)
00269 
00270 #include <eeprom.h>
00271 
00272 #if defined(_MCU_enhanced) || defined(_MCU_extended)
00273 
00274 #ifdef ATMega2560
00275 #include <iom2560v.h>
00276 #define __AVR_ATmega2560__
00277 #ifndef _EE_EXTIO
00278 #error "Looks like wrong platform. Select avrext-icc, not avr-icc."
00279 #endif
00280 #elif defined(ATMega2561)
00281 #include <iom2561v.h>
00282 #define __AVR_ATmega2561__
00283 #ifndef _EE_EXTIO
00284 #error "Looks like wrong platform. Select avrext-icc, not avr-icc."
00285 #endif
00286 #else
00287 #include <iom128v.h>
00288 #define __AVR_ATmega128__
00289 #endif
00290 
00291 #ifndef RAMEND
00292 #if defined(ATMega2560) || defined(ATMega2561)
00293 #define RAMEND  0x21FF
00294 #else
00295 #define RAMEND  0x10FF
00296 #endif
00297 #endif
00298 
00299 #ifndef SRW
00300 #define SRW  6
00301 #endif
00302 
00303 /* ICC doesn't define generic ports and flags. */
00304 #ifndef TXC
00305 #define TXC     TXC0
00306 #endif
00307 #ifndef ADCSR
00308 #define ADCSR   ADCSRA
00309 #endif
00310 
00311 /* Master */
00312 #define TW_START            0x08
00313 #define TW_REP_START        0x10
00314 /* Master Transmitter */
00315 #define TW_MT_SLA_ACK       0x18
00316 #define TW_MT_SLA_NACK      0x20
00317 #define TW_MT_DATA_ACK      0x28
00318 #define TW_MT_DATA_NACK     0x30
00319 #define TW_MT_ARB_LOST      0x38
00320 /* Master Receiver */
00321 #define TW_MR_ARB_LOST      0x38
00322 #define TW_MR_SLA_ACK       0x40
00323 #define TW_MR_SLA_NACK      0x48
00324 #define TW_MR_DATA_ACK      0x50
00325 #define TW_MR_DATA_NACK     0x58
00326 /* Slave Transmitter */
00327 #define TW_ST_SLA_ACK       0xA8
00328 #define TW_ST_ARB_LOST_SLA_ACK  0xB0
00329 #define TW_ST_DATA_ACK      0xB8
00330 #define TW_ST_DATA_NACK     0xC0
00331 #define TW_ST_LAST_DATA     0xC8
00332 /* Slave Receiver */
00333 #define TW_SR_SLA_ACK       0x60
00334 #define TW_SR_ARB_LOST_SLA_ACK  0x68
00335 #define TW_SR_GCALL_ACK     0x70
00336 #define TW_SR_ARB_LOST_GCALL_ACK 0x78
00337 #define TW_SR_DATA_ACK      0x80
00338 #define TW_SR_DATA_NACK     0x88
00339 #define TW_SR_GCALL_DATA_ACK    0x90
00340 #define TW_SR_GCALL_DATA_NACK   0x98
00341 #define TW_SR_STOP      0xA0
00342 /* Misc */
00343 #define TW_NO_INFO      0xF8
00344 #define TW_BUS_ERROR        0x00
00345 
00346 
00347 #else                           /* ATmega103 */
00348 
00349 #include <iom103v.h>
00350 #define __AVR_ATmega103__
00351 
00352 #ifndef DOR
00353 #define DOR  OVR
00354 #endif
00355 
00356 #ifndef RAMEND
00357 #define RAMEND  0x0FFF
00358 #endif
00359 
00360 #ifndef WDCE
00361 #define WDCE    WDTOE
00362 #endif
00363 
00364 #endif
00365 
00366 #define eeprom_read_block(dst, addr, size)  EEPROMReadBytes((int)addr, dst, size)
00367 #define eeprom_write_byte(addr, src)        EEPROMwrite((int)addr, src)
00368 #define eeprom_read_byte(addr)              EEPROMread((int)addr)
00369 
00370 
00371 #endif /* _ARCH_AVR_ICC_H_ */
00372 
00373 

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