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[stage1] Add exception handlers... which somehow don't work?

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This commit is contained in:
TuxSH 2018-05-21 02:24:41 +02:00
parent 83d9d874e6
commit 43d1816ac2
6 changed files with 224 additions and 0 deletions
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36
fusee/fusee-primary/src/utils.c
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@ -11,6 +11,8 @@
#include "lib/printk.h"
#include "hwinit/btn.h"
#include <inttypes.h>
__attribute__((noreturn)) void watchdog_reboot(void) {
volatile watchdog_timers_t *wdt = GET_WDT(4);
wdt->PATTERN = WDT_REBOOT_PATTERN;
@ -75,3 +77,37 @@ __attribute__((noinline)) bool overlaps(uint64_t as, uint64_t ae, uint64_t bs, u
return true;
return false;
}
/* Adapted from https://gist.github.com/ccbrown/9722406 */
void hexdump(const void* data, size_t size, uintptr_t addrbase) {
const uint8_t *d = (const uint8_t *)data;
char ascii[17];
ascii[16] = '\0';
for (size_t i = 0; i < size; i++) {
if (i % 16 == 0) {
printk("%0*" PRIXPTR ": | ", 2 * sizeof(addrbase), addrbase + i);
}
printk("%02X ", d[i]);
if (d[i] >= ' ' && d[i] <= '~') {
ascii[i % 16] = d[i];
} else {
ascii[i % 16] = '.';
}
if ((i+1) % 8 == 0 || i+1 == size) {
printk(" ");
if ((i+1) % 16 == 0) {
printk("| %s \n", ascii);
} else if (i+1 == size) {
ascii[(i+1) % 16] = '\0';
if ((i+1) % 16 <= 8) {
printk(" ");
}
for (size_t j = (i+1) % 16; j < 16; j++) {
printk(" ");
}
printk("| %s \n", ascii);
}
}
}
}