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Move the bitbang prerequisite checks out from

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main() into their own bitbang_check_prerequisites().


git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@626 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
joerg_wunsch
2006-08-23 21:06:28 +00:00
parent ed68a1ea69
commit 0b05af1165
7 changed files with 38 additions and 19 deletions
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20
bitbang.c
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@@ -335,4 +335,24 @@ int bitbang_initialize(PROGRAMMER * pgm, AVRPART * p)
return 0;
}
static void verify_pin_assigned(PROGRAMMER * pgm, int pin, char * desc)
{
if (pgm->pinno[pin] == 0) {
fprintf(stderr, "%s: error: no pin has been assigned for %s\n",
progname, desc);
exit(1);
}
}
/*
* Verify all prerequisites for a bit-bang programmer are present.
*/
void bitbang_check_prerequisites(PROGRAMMER *pgm)
{
verify_pin_assigned(pgm, PIN_AVR_RESET, "AVR RESET");
verify_pin_assigned(pgm, PIN_AVR_SCK, "AVR SCK");
verify_pin_assigned(pgm, PIN_AVR_MISO, "AVR MISO");
verify_pin_assigned(pgm, PIN_AVR_MOSI, "AVR MOSI");
}