diff options
Diffstat (limited to 'avr/main.c')
| -rw-r--r-- | avr/main.c | 27 |
1 files changed, 17 insertions, 10 deletions
@@ -7,6 +7,7 @@ #include "common.h" #include <avr/interrupt.h> +#include <avr/wdt.h> #include <stdlib.h> #include <stdio.h> @@ -25,11 +26,9 @@ #include "rtc.h" #include "debug.h" -static uint8_t mcusr; +uint8_t mcusr __attribute__ ((section (".noinit"))); -/*--------------------------------------------------------------------------*/ #if DEBUG - __attribute__ ((naked)) __attribute__ ((section (".init3"))) void preset_ram (void) { @@ -37,6 +36,21 @@ void preset_ram (void) *p = 0xdd; } +#endif + +__attribute__ ((naked)) __attribute__ ((section (".init3"))) +void get_mcusr (void) +{ + /* save and clear reset reason(s) */ + /* TODO: move to init section? */ + mcusr = MCUSR; + MCUSR = 0; + + wdt_disable(); +} + +/*--------------------------------------------------------------------------*/ +#if DEBUG static const FLASH char * const FLASH rreasons[] = { FSTR("Power on"), @@ -78,13 +92,6 @@ ISR(INT6_vect) static void setup_avr(void) { - /* save and clear reset reason(s) */ - /* TODO: move to init section? */ - mcusr = MCUSR; - MCUSR = 0; - - /* WD */ - /* CPU */ /* Disable JTAG Interface regardless of the JTAGEN fuse setting. */ |