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atusb/fw/: convert functions returning "int" to "bool"

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Firmware size is down from 5612 to 3590 bytes. Wow !
This commit is contained in:
Werner Almesberger
2013-03-29 19:14:11 -03:00
parent c9ab070ffd
commit a8db238cbb
15 changed files with 74 additions and 61 deletions
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7
atusb/fw/board_app.c
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@@ -1,8 +1,8 @@
/*
* fw/board_app.c - Board-specific functions (for the application)
*
* Written 2011 by Werner Almesberger
* Copyright 2011 Werner Almesberger
* Written 2011, 2013 by Werner Almesberger
* Copyright 2011, 2013 Werner Almesberger
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -12,6 +12,7 @@
#include <stddef.h>
#include <stdbool.h>
#include <stdint.h>
#include <avr/io.h>
@@ -92,7 +93,7 @@ void timer_init(void)
}
int gpio(uint8_t port, uint8_t data, uint8_t dir, uint8_t mask, uint8_t *res)
bool gpio(uint8_t port, uint8_t data, uint8_t dir, uint8_t mask, uint8_t *res)
{
EIMSK = 0; /* recover INT_RF to ATUSB_GPIO_CLEANUP or an MCU reset */