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Implement Panic() stub.

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This commit is contained in:
Michael Scire 2018-02-27 19:43:07 -08:00
parent fba3d1c2d9
commit 66b3b3a706
6 changed files with 59 additions and 9 deletions
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17
exosphere/src/timers.c
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@ -1,3 +1,7 @@
#include <stdint.h>
#include <stdbool.h>
#include "utils.h"
#include "timers.h"
void wait(uint32_t microseconds) {
@ -5,4 +9,17 @@ void wait(uint32_t microseconds) {
while (TIMERUS_CNTR_1US_0 - old_time <= microseconds) {
/* Spin-lock. */
}
}
__attribute__ ((noreturn)) void watchdog_reboot(void) {
unsigned int current_core = get_core_id();
volatile watchdog_timers_t *wdt = GET_WDT(current_core);
wdt->PATTERN = WDT_REBOOT_PATTERN;
wdt->COMMAND = 2; /* Disable Counter. */
GET_WDT_REBOOT_CFG_REG(current_core) = 0xC0000000;
wdt->CONFIG = 0x8015 + current_core; /* Full System Reset after Fourth Counter expires, using TIMER(5+core_id). */
wdt->COMMAND = 1; /* Enable Counter. */
while (true) {
/* Wait for reboot. */
}
}