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Update comments in test_reset sketch

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WestfW
2018-07-08 00:55:10 -07:00
parent ee098cb7ee
commit b70f830785
1 changed files with 3 additions and 0 deletions
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optiboot/examples/test_reset/test_reset.ino
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@@ -21,6 +21,9 @@ uint8_t resetFlags __attribute__ ((section(".noinit")));
/* /*
* Next, we need to put some code to save reset cause from the bootload (in r2) * Next, we need to put some code to save reset cause from the bootload (in r2)
* to the variable. Again, avr-gcc provides special code sections for this. * to the variable. Again, avr-gcc provides special code sections for this.
* If compiled with link time optimization (-flto), as done by the Arduno
* IDE version 1.6 and higher, we need the "used" attribute to prevent this
* from being omitted.
*/ */
void resetFlagsInit(void) __attribute__ ((naked)) void resetFlagsInit(void) __attribute__ ((naked))
__attribute__ ((used)) __attribute__ ((used))