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Start implementing support for ATmega256x;

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jtag2 and bitbang programmers are working, stk500v2
still needs to be done.


git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@581 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
Joerg Wunsch
2006-05-23 22:27:43 +00:00
parent d01b112d65
commit 554fe39832
7 changed files with 353 additions and 2 deletions
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28
avr.c
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@@ -51,7 +51,7 @@ int avr_read_byte_default(PROGRAMMER * pgm, AVRPART * p, AVRMEM * mem,
unsigned char cmd[4];
unsigned char res[4];
unsigned char data;
OPCODE * readop;
OPCODE * readop, * lext;
pgm->pgm_led(pgm, ON);
pgm->err_led(pgm, OFF);
@@ -79,6 +79,18 @@ int avr_read_byte_default(PROGRAMMER * pgm, AVRPART * p, AVRMEM * mem,
return -1;
}
/*
* If this device has a "load extended address" command, issue it.
*/
lext = mem->op[AVR_OP_LOAD_EXT_ADDR];
if (lext != NULL) {
memset(cmd, 0, sizeof(cmd));
avr_set_bits(lext, cmd);
avr_set_addr(lext, cmd, addr);
pgm->cmd(pgm, cmd, res);
}
memset(cmd, 0, sizeof(cmd));
avr_set_bits(readop, cmd);
@@ -234,7 +246,7 @@ int avr_write_page(PROGRAMMER * pgm, AVRPART * p, AVRMEM * mem,
{
unsigned char cmd[4];
unsigned char res[4];
OPCODE * wp;
OPCODE * wp, * lext;
wp = mem->op[AVR_OP_WRITEPAGE];
if (wp == NULL) {
@@ -254,6 +266,18 @@ int avr_write_page(PROGRAMMER * pgm, AVRPART * p, AVRMEM * mem,
pgm->pgm_led(pgm, ON);
pgm->err_led(pgm, OFF);
/*
* If this device has a "load extended address" command, issue it.
*/
lext = mem->op[AVR_OP_LOAD_EXT_ADDR];
if (lext != NULL) {
memset(cmd, 0, sizeof(cmd));
avr_set_bits(lext, cmd);
avr_set_addr(lext, cmd, addr);
pgm->cmd(pgm, cmd, res);
}
memset(cmd, 0, sizeof(cmd));
avr_set_bits(wp, cmd);