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irq: Allow boards to define the return type of irq_save()

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The AVR wants a uint8_t return type for irq_save(), but other
architectures will generally prefer int.  Allow the board to configure
the size of the flag by introducing an irqstatus_t typedef.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2016-06-08 21:13:53 -04:00
parent 9dd101c26f
commit fa85094cbb
8 changed files with 33 additions and 25 deletions
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2
src/avr/serial.c
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@ -89,7 +89,7 @@ console_pop_input(uint8_t len)
, needcopy - copied);
copied = needcopy;
}
uint8_t flag = irq_save();
irqstatus_t flag = irq_save();
if (rpos != readb(&receive_pos)) {
// Raced with irq handler - retry
irq_restore(flag);