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* jtagmkII.c (jtagmkII_close): The GO command before signing off 

turned out to do more harm than good; on the Xmega, it caused exactly
the opposite reaction, the CPU stopped.  Even without it, after the
RESET command, the target is running already.  So, drop the GO.



git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@1070 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
Joerg Wunsch 2012-03-20 14:21:33 +00:00
parent 19b0f84db1
commit 229b7cd075
2 changed files with 7 additions and 33 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2012-03-20 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
* jtagmkII.c (jtagmkII_close): The GO command before signing off
turned out to do more harm than good; on the Xmega, it caused exactly
the opposite reaction, the CPU stopped. Even without it, after the
RESET command, the target is running already. So, drop the GO.
2012-03-20 Joerg Wunsch <j.gnu@uriah.heep.sax.de> 2012-03-20 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
* configure.ac: Print a configuration summary at the end of the * configure.ac: Print a configuration summary at the end of the

33
jtagmkII.c
View File

@ -1685,39 +1685,6 @@ void jtagmkII_close(PROGRAMMER * pgm)
if (verbose >= 2) if (verbose >= 2)
fprintf(stderr, "%s: jtagmkII_close()\n", progname); fprintf(stderr, "%s: jtagmkII_close()\n", progname);
if (PDATA(pgm)->device_descriptor_length) {
/* When in JTAG mode, restart target. */
buf[0] = CMND_GO;
if (verbose >= 2)
fprintf(stderr, "%s: jtagmkII_close(): Sending GO command: ",
progname);
jtagmkII_send(pgm, buf, 1);
status = jtagmkII_recv(pgm, &resp);
if (status <= 0) {
if (verbose >= 2)
putc('\n', stderr);
fprintf(stderr,
"%s: jtagmkII_close(): "
"timeout/error communicating with programmer (status %d)\n",
progname, status);
} else {
if (verbose >= 3) {
putc('\n', stderr);
jtagmkII_prmsg(pgm, resp, status);
} else if (verbose == 2)
fprintf(stderr, "0x%02x (%d bytes msg)\n", resp[0], status);
c = resp[0];
free(resp);
if (c != RSP_OK) {
fprintf(stderr,
"%s: jtagmkII_close(): "
"bad response to GO command: %s\n",
progname, jtagmkII_get_rc(c));
}
}
}
buf[0] = CMND_SIGN_OFF; buf[0] = CMND_SIGN_OFF;
if (verbose >= 2) if (verbose >= 2)
fprintf(stderr, "%s: jtagmkII_close(): Sending sign-off command: ", fprintf(stderr, "%s: jtagmkII_close(): Sending sign-off command: ",