*
* \brief CRC table and support routines
*
- * \version $Id$
* \author Bernie Innocenti <bernie@codewiz.org>
*/
/**
* crctab calculated by Mark G. Mendel, Network Systems Corporation
*/
-const uint16_t PROGMEM crc16tab[256] = {
+#if CPU_HARVARD && !(ARCH & ARCH_BOOT)
+ #define CRC_TABLE const uint16_t PROGMEM crc16tab[256]
+#else
+ #define CRC_TABLE const uint16_t crc16tab[256]
+#endif
+
+CRC_TABLE = {
0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7,
0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef,
0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6,
* to Stephen Satchell, Satchell Evaluations and Chuck Forsberg,
* Omen Technology.
*
- * \version $Id$
* \author Bernie Innocenti <bernie@codewiz.org>
*
* $WIZ$ module_name = "crc16"
#ifndef ALGO_CRC_H
#define ALGO_CRC_H
+#include "cfg/cfg_arch.h"
+
#include <cfg/compiler.h>
#include <cpu/pgm.h>
* \param c New octet (range 0-255)
* \param oldcrc Previous CRC16 value (referenced twice, beware of side effects)
*/
-#if CPU_HARVARD
+#if CPU_HARVARD && !(ARCH & ARCH_BOOT)
#define UPDCRC16(c, oldcrc) (pgm_read_uint16_t(&crc16tab[((oldcrc) >> 8) ^ ((unsigned char)(c))]) ^ ((oldcrc) << 8))
#else
#define UPDCRC16(c, oldcrc) ((crc16tab[((oldcrc) >> 8) ^ ((unsigned char)(c))]) ^ ((oldcrc) << 8))
*/
INLINE uint16_t updcrc16(uint8_t c, uint16_t oldcrc)
{
-#if CPU_HARVARD
+#if CPU_HARVARD && !(ARCH & ARCH_BOOT)
return pgm_read_uint16_t(&crc16tab[(oldcrc >> 8) ^ c]) ^ (oldcrc << 8);
#else
return crc16tab[(oldcrc >> 8) ^ c] ^ (oldcrc << 8);