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Mega2560 bootloader: fix wrong eeprom addressing

This commit is contained in:
Cristian Maglie 2013-03-07 22:00:26 +01:00
parent 911e9ac4e3
commit 095e99aae5
1 changed files with 8 additions and 7 deletions
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15
bootloaders/stk500v2/stk500boot.c
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@ -1021,13 +1021,14 @@ int main(void)
else else
{ {
//* issue 543, this should work, It has not been tested. //* issue 543, this should work, It has not been tested.
// #if (!defined(__AVR_ATmega1280__) && !defined(__AVR_ATmega2560__) && !defined(__AVR_ATmega2561__) && !defined(__AVR_ATmega1284P__) && !defined(__AVR_ATmega640__)) #if (defined(EEARL) && defined(EEARH) && defined(EEMWE) && defined(EEWE) && defined(EEDR))
#if (defined(EEARL) && defined(EEARH) && defined(EEMWE) && defined(EEWE) && defined(EEDR)) uint16_t ii = address >> 1;
/* write EEPROM */ /* write EEPROM */
do { do {
EEARL = address; // Setup EEPROM address EEARL = ii; // Setup EEPROM address
EEARH = (address >> 8); EEARH = (ii >> 8);
address++; // Select next EEPROM byte address+=2; // Select next EEPROM byte
ii++;
EEDR = *p++; // get byte from buffer EEDR = *p++; // get byte from buffer
EECR |= (1<<EEMWE); // Write data into EEPROM EECR |= (1<<EEMWE); // Write data into EEPROM
@ -1036,9 +1037,9 @@ int main(void)
while (EECR & (1<<EEWE)); // Wait for write operation to finish while (EECR & (1<<EEWE)); // Wait for write operation to finish
size--; // Decrease number of bytes to write size--; // Decrease number of bytes to write
} while (size); // Loop until all bytes written } while (size); // Loop until all bytes written
#endif #endif
} }
msgLength = 2; msgLength = 2;
msgBuffer[1] = STATUS_CMD_OK; msgBuffer[1] = STATUS_CMD_OK;
} }
break; break;